1 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4 emited outside of basic block.
5 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7 * rtl.h (delete_insn_chain): Declaration changed.
8 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15 do not have bb field set.
16 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
19 * cfgcleanup.c (try_optimize_cfg): Ditto.
21 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
23 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
24 (lambda_body_vector_new): Use type safe memory macros.
25 (lambda_linear_expression_new): Likewise.
26 (lambda_loopnest_new): Likewise.
27 (lambda_lattice_new): Likewise.
28 (replace_uses_equiv_to_x_with_y): Cast according to the coding
29 conventions. Use type safe memory macros.
30 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
31 (lambda_body_vector_s): Likewise.
32 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
33 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
35 2007-06-06 Richard Guenther <rguenther@suse.de>
37 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
38 if we need to schedule cfg_cleanup.
39 (tree_ssa_forward_propagate_single_use_vars): Do so.
41 2007-06-06 Ian Lance Taylor <iant@google.com>
43 * fold-const.c (merge_ranges): If range_successor or
44 range_predecessor fail, just return 0.
46 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
48 PR tree-optimization/32216
49 * tree-vectorizer.c (supportable_widening_operation): Determine
50 signedness of FIX_TRUNC_EXPR from output operand.
51 (supportable_narrowing_operation): Ditto.
52 * tree-vect-generic.c (expand_vector_operations_1): Determine
53 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
56 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
58 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
59 (struct pta): ...from here. Change flags to unsigned to avoid
60 excessive casting (as it is used as a bit mask).
61 (override_options): Add casts according to the coding convenventions.
62 (x86_64_elf_unique_section): Likewise.
63 (examine_argument): Avoid using C++ keywords as variable names.
64 (construct_container): Likewise.
65 (legitimize_pic_address): Likewise.
66 (get_dllimport_decl): Cast according to the coding conventions. Use
67 type safe memory macros.
68 (legitimize_address): Cast according to the coding conventions.
69 (emit_i387_cw_initialization): Corrected the type of slot to enum
71 (ix86_init_machine_status): Use type safe memory macros.
72 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
73 (bdesc_pcmpistr): Likewise.
74 (bdesc_crc32): Likewise.
75 (bdesc_sse_3arg): Likewise.
76 (bdesc_2arg): Likewise.
77 (bdesc_1arg): Likewise.
78 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
79 (ix86_expand_sse_pcmpistr): Likewise.
80 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
81 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
82 int to match the langhook definition.
83 (ix86_builtin_conversion): Change the type of code to unsigned init to
84 match the langhook definition.
85 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
87 (ix86_preferred_output_reload_class): Likewise.
88 (ix86_cannot_change_mode_class): Likewise.
89 (ix86_memory_move_cost): Likewise.
90 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
91 avoid excessive casting later on.
92 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
94 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
97 as flags setting insn.
98 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
100 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
104 ("sse4_1_round<mode>2"): New insn pattern.
105 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
107 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
108 expander using SSEMODEF mode macro. Expand using
109 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
110 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
111 expander using SSEMODEF mode macro. Expand using
112 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
113 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
114 expander using SSEMODEF mode macro. Expand using
115 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
116 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
117 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
118 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
121 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
122 Sebastian Pop <sebpop@gmail.com>
124 * lambda.h (build_linear_expr): New.
125 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
126 Use build_linear_expr, call fold and force_gimple_operand.
127 (lambda_loopnest_to_gcc_loopnest): Check that there is
129 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
131 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
133 PR preprocessor/23479
134 * doc/extend.texi: Document the 0b-prefixed binary integer
137 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
139 PR tree-optimization/32215
140 * tree-vectorizer.c (supportable_widening_operation): Return false
141 for unsupported FIX_TRUNC_EXPR tree code.
142 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
144 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
146 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
147 register on SPE targets. Change documentation to reflect
149 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
150 Change FIXED_SCRATCH to 14 and document why we're keeping r14
151 out of the register allocation pool.
152 (rs6000_reg_live_or_pic_offset_p): New function.
153 (rs6000_emit_prologue): Move the actual saving of LR up to free
154 r0 for holding r11. Split saving of SPE 64-bit registers into
155 its own case. Ensure that offsets will always be in-range for
156 'evstdd' by using r11 as a scratch register to point at the start
157 of the SPE save area. Save r11 if necessary, as it is the static
159 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
160 into its own case. Ensure that offsets will always be in-range
161 for 'evldd' by using r11 as a scratch register to point at the
162 start of the SPE save area. Also adjust r11 when restoring
163 the stack pointer to compensate for pre-loading r11.
165 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
167 * cfg.c (init_flow): Use type safe memory macros.
168 (alloc_block): Likewise.
169 (unchecked_make_edge): Likewise.
170 (dump_flow_info): Avoid using C++ keywords as variable names.
171 (copy_original_table_clear): Cast according to the coding conventions.
172 (copy_original_table_set): Likewise.
173 * cfgexpand (label_rtx_for_bb): Likewise.
174 (expand_gimple_basic_block): Likewise.
175 * cfghooks.c (dump_bb): Likewise.
176 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
178 (lv_add_condition_to_bb): Likewise.
179 * cfglayout (relink_block_chain): Cast according to the coding
181 (fixup_reorder_chain): Likewise.
182 (fixup_fallthru_exit_predecessor): Likewise.
183 * cfgloop.c (glb_enum_p): Likewise.
184 (get_exit_description): Likewise.
185 (dump_recorded_exit): Likewise.
186 * cfgloop.h (enum loop_estimation): Move out of struct scope...
187 (struct loop): ... from here.
188 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
190 * cfgrtl.c (rtl_create_basic_block): Likewise.
191 (rtl_split_block): Likewise.
192 (rtl_dump_bb): Likewise.
193 (cfg_layout_split_block): Likewise.
194 (init_rtl_bb_info): Use typesafe memory macros.
196 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
197 * graphds.h: Updated all usages of edge to graph_edge.
198 * graphds.c: Likewise.
199 * cfgloopanal.c: Likewise.
201 2007-06-05 Ian Lance Taylor <iant@google.com>
203 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
204 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
205 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
207 (test_for_singularity): Likewise.
209 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
211 * config/i386/constraints.md ("Y2"): Replaced by ...
213 * config/i386/i386.md: Likewise.
214 * config/i386/mmx.md: Likewise.
215 * config/i386/sse.md: Likewise.
217 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
219 * config/i386/constraints.md ("z"): Replaced by ...
221 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
222 (sse4_1_blendvps): Likewise.
223 (sse4_1_pblendvb): Likewise.
224 (sse4_2_pcmpestr): Likewise.
225 (sse4_2_pcmpestrm): Likewise.
226 (sse4_2_pcmpestr_cconly): Likewise.
227 (sse4_2_pcmpistr): Likewise.
228 (sse4_2_pcmpistrm): Likewise.
229 (sse4_2_pcmpistr_cconly): Likewise.
231 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
233 * matrix-reorg.c (transform_access_sites): Fix computation.
234 (transform_allocation_sites): Same.
236 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.c (override_options): Use
239 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
241 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
244 (nonimm_not_xmm0_operand): Ditto.
245 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
246 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
247 as operand[2] predicate. Require "z" class XMM register for
248 operand[3]. Adjust asm template.
249 ("sse4_1_blendvpd"): Ditto.
250 ("sse4_1_pblendvb"): Ditto.
251 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
252 force op2 into xmm0 register for variable blend instructions.
254 2007-06-04 Tom Tromey <tromey@redhat.com>
256 * c-tree.h (start_enum): Update.
257 (build_enumerator): Likewise.
258 * c-decl.c (enum_next_value): Removed.
259 (enum_overflow): Likewise.
260 (start_enum): Add c_enum_contents argument. Don't use globals.
261 (build_enumerator): Likewise.
262 * c-tree.h (struct c_enum_contents): New struct.
264 2007-06-04 Tom Tromey <tromey@redhat.com>
266 * c-common.c (c_common_get_alias_set): Fix indentation.
268 2007-06-04 Ian Lance Taylor <iant@google.com>
270 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
271 to overflow, reduce overflow infinity to regular infinity.
272 (vrp_var_may_overflow): New static function.
273 (vrp_visit_phi_node): Check vrp_var_may_overflow.
275 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
277 * stor-layout.c (layout_type): Remove duplicate code.
279 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
282 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
283 before build_common_builtin_nodes ().
285 2007-06-04 Steve Ellcey <sje@cup.hp.com>
288 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
290 2007-06-04 Jan Hubicka <jh@suse.cz>
292 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
293 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
294 instead of _stat version.
296 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
298 PR tree-optimization/32194
299 * tree-predcom.c (determine_offset): Check that both references have
302 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
304 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
305 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
306 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
307 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
308 Add argument to iterate_fix_dominators call.
309 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
310 * gcse.c (hoist_code): Change domby to vector.
311 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
312 Add argument to iterate_fix_dominators call.
313 * loop-doloop.c (doloop_modify): Changed recount_dominator to
315 * lambda-code.c (perfect_nestify): Ditto.
316 * cfgloopanal.c: Include graphds.h.
317 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
318 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
319 (mark_irreducible_loops): Use graphds_scc. Remove argument from
321 * graphds.c: New file.
322 * graphds.h: New file.
323 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
324 (get_dominated_by, get_dominated_by_region): Change return type to
326 (verify_dominators): Recompute all dominators and compare the results.
327 (recount_dominator): Renamed to ...
328 (recompute_dominator): ... this. Do not check that the block is
330 (iterate_fix_dominators): Reimplemented.
331 (prune_bbs_to_update_dominators, root_of_dom_tree,
332 determine_dominators_for_sons): New functions.
333 * et-forest.c (et_root): New function.
334 * et-forest.h (et_root): Declare.
335 * Makefile.in (graphds.o): Add.
336 (cfgloopanal.o): Add graphds.h dependency.
337 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
338 * basic-block.h (get_dominated_by, get_dominated_by_region,
339 iterate_fix_dominators): Declaration changed.
340 (recount_dominator): Renamed to ...
341 (recompute_dominator): ... this.
342 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
343 (thread_through_all_blocks): Do not free dominance info.
345 2007-06-03 Andreas Schwab <schwab@suse.de>
347 * config/m68k/m68k.c (override_options): Don't override
349 * config/m68k/m68k-modes.def (SF, DF): Define to use
350 motorola_single_format and motorola_double_format, resp.
351 * real.c (motorola_single_format): Renamed from
352 coldfire_single_format.
353 (motorola_double_format): Renamed from coldfire_double_format.
354 (encode_ieee_extended): Generate a proper canonical NaN image
355 respecting canonical_nan_lsbs_set.
356 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
358 * real.h: Adjust declarations.
360 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
363 * config/sh/sh.md (symGOT_load): Don't schedule insns when
364 the symbol is generated with the stack protector.
366 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
368 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
369 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
371 * doc/extend.texi (interrupt): Mention m68k.
373 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
376 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
377 (ix86_expand_sse_pcmpestr): Do not check operands for
378 "register_operand", when insn operand predicate is "register_operand".
379 (ix86_expand_sse_pcmpistr): Ditto.
381 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
382 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
385 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
386 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
387 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
388 * config/i386/constraints.md ("z"): New register constraint
389 for members of SSE_FIRST_REG class.
390 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
391 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
393 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
394 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
395 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
396 (IX86_BUILTIN_PCMPESTRM128): Likewise.
397 (IX86_BUILTIN_PCMPESTRA128): Likewise.
398 (IX86_BUILTIN_PCMPESTRC128): Likewise.
399 (IX86_BUILTIN_PCMPESTRO128): Likewise.
400 (IX86_BUILTIN_PCMPESTRS128): Likewise.
401 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
402 (IX86_BUILTIN_PCMPISTRI128): Likewise.
403 (IX86_BUILTIN_PCMPISTRM128): Likewise.
404 (IX86_BUILTIN_PCMPISTRA128): Likewise.
405 (IX86_BUILTIN_PCMPISTRC128): Likewise.
406 (IX86_BUILTIN_PCMPISTRO128): Likewise.
407 (IX86_BUILTIN_PCMPISTRS128): Likewise.
408 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
409 (struct builtin_description): Change "flag" field to unsigned.
410 (bdesc_pcmpestr): New builtin description table.
411 (bdesc_pcmpistr): Likewise.
412 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
413 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
414 Initialize pcmp[ei]str[im] insns for SSE4.2.
415 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
416 (ix86_expand_sse_pcmpistr): Likewise.
417 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
418 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
419 (UNSPEC_PCMPISTR): Likewise.
420 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
421 (sse4_2_pcmpestri):New isns pattern.
422 (sse4_2_pcmpestrm): Likewise.
423 (sse4_2_pcmpestr_cconly): Likewise.
424 (sse4_2_pcmpistr): New insn patern and splitter.
425 (sse4_2_pcmpistri):New isns pattern.
426 (sse4_2_pcmpistrm): Likewise.
427 (sse4_2_pcmpistr_cconly): Likewise.
428 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
431 2007-06-01 David Daney <ddaney@avtrex.com>
433 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
434 LOADGP_ABSOLUTE and not binds_local_p.
436 2007-06-01 Geoffrey Keating <geoffk@apple.com>
438 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
440 2007-06-01 Ian Lance Taylor <iant@google.com>
442 * tree-vrp.c (compare_name_with_value): Always set
443 used_strict_overflow if we get a result from the variable itself.
445 2007-06-01 Ian Lance Taylor <iant@google.com>
447 PR rtl-optimization/31455
448 * lower-subreg.c (find_decomposable_subregs): Don't decompose
449 subregs which have a cast between modes which are not tieable.
451 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
453 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
454 breaks after return statements.
456 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
458 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
459 only after no_new_pseudos.
461 2007-05-31 Eric Christopher <echristo@apple.com>
463 * expr.c (convert_move): Assert that we don't have a BLKmode
465 (store_expr): Handle BLKmode moves by calling emit_block_move.
467 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
469 * c-typeck.c (build_indirect_ref): Include type in error message.
470 (build_binary_op): Pass types to binary_op_error.
471 * c-common.c (binary_op_error): Take two type arguments, print out
473 * c-common.h (binary_op_error): Update prototype.
475 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
477 * config/i386/i386.c: Correct coments on -mno-sse4.
479 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
481 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
482 (x86_64-*-*): Likewise.
483 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
484 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
485 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
486 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
487 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
488 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
489 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
490 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
491 (OPTION_MASK_ISA_SSE4): Likewise.
492 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
493 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
494 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
495 (override_options): Support SSE4.2.
496 (ix86_build_const_vector): Support SImode and DImode.
497 (ix86_build_signbit_mask): Likewise.
498 (ix86_expand_int_vcond): Support V2DImode.
499 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
500 (IX86_BUILTIN_CRC32HI): Likewise.
501 (IX86_BUILTIN_CRC32SI): Likewise.
502 (IX86_BUILTIN_CRC32DI): Likewise.
503 (IX86_BUILTIN_PCMPGTQ): Likewise.
504 (bdesc_crc32): Likewise.
505 (bdesc_sse_3arg): Likewise.
506 (ix86_expand_crc32): Likewise.
507 (ix86_init_mmx_sse_builtins): Support SSE4.2.
508 (ix86_expand_builtin): Likewise.
509 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
510 __SSE4_2__ for -msse4.2.
511 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
512 (CRC32MODE): Likewise.
513 (crc32modesuffix): Likewise.
514 (crc32modeconstraint): Likewise.
515 (sse4_2_crc32<mode>): Likewise.
516 (sse4_2_crc32di): Likewise.
517 * config/i386/i386.opt (msse4.2): New for SSE4.2.
519 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
520 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
521 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
522 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
523 (vcondu<mode>): Likewise.
524 * doc/extend.texi: Document SSE4.2 built-in functions.
525 * doc/invoke.texi: Document -msse4.2/-msse4.
527 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
529 PR tree-optimization/32160
530 * tree-predcom.c (predcom_tmp_var): New function. Mark created
531 variable as gimple reg.
532 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
534 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
536 * gcc.c (main): Don't consider linker options when issuing the
537 warning about a linker input file not being used.
539 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
541 * tree-vrp.c (compare_names): Initialize sop.
543 2007-05-30 Dirk Mueller <dmueller@suse.de>
545 * cgraphunit.c (cgraph_analyze_function): Remove
546 computation of inline parameters.
548 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
552 2007-05-30 Richard Sandiford <richard@codesourcery.com>
554 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
555 Add vx-common.h. Include vxworks.h between vx-common.h and
557 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
559 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
560 (TARGET_ASM_DESTRUCTOR): Likewise.
561 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
562 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
563 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
564 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
565 (VXWORKS_ENDIAN_SPEC): Define.
566 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
567 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
568 VXWORKS_* equivalents.
569 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
570 (ASM_FILE_START): Delete.
571 (TARGET_VERSION): Reformat.
572 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
573 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
574 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
575 (FPBIT, DPBIT): Define.
576 (fp-bit.c, dp-bit.c): New rules.
577 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
578 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
579 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
580 * config/arm/arm.h: Include vxworks-dummy.h.
581 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
582 Mark with ATTRIBUTE_UNUSED.
583 (arm_override_options): Do not allow VxWorks RTP PIC to be used
584 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
585 make it incompatible with -msingle-pic-base.
586 (arm_function_ok_for_sibcall): Return false for calls that might
587 go through a VxWorks PIC PLT entry.
588 (require_pic_register): New function, split out from...
589 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
591 (arm_load_pic_register): Handle the VxWorks RTP initialization
592 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
593 (arm_emit_call_insn): New function.
594 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
595 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
596 (pic_offset_arm): New pattern.
597 (call, call_value): Use arm_emit_call_insn.
598 (call_internal, call_value_internal): New expanders.
599 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
600 VxWorks unless __PIC__.
602 2007-05-30 Eric Christopher <echristo@gmail.com>
604 * genrecog.c: Include regs.h in generated file.
605 * genemit.c: Ditto. Fix up formatting.
606 * config/mn10300/constraints.md: New.
607 * config/mn10300/mn10300.md: Include.
608 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
609 Fix up for removed macro.
610 * config/mn10300/predicates.md (call_address_operand): Ditto.
611 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
612 (CONST_OK_FOR_I): Ditto.
613 (CONST_OK_FOR_J): Ditto.
614 (CONST_OK_FOR_K): Ditto.
615 (CONST_OK_FOR_L): Ditto.
616 (CONST_OK_FOR_M): Ditto.
617 (CONST_OK_FOR_N): Ditto.
618 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
622 (EXTRA_CONSTRAINT): Ditto.
624 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
628 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
629 OPTION_MASK_ISA_64BIT.
630 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
632 2007-05-30 Richard Guenther <rguenther@suse.de>
635 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
636 types for comparison.
637 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
638 with original typed arguments.
639 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
641 2007-05-30 Jakub Jelinek <jakub@redhat.com>
643 PR tree-optimization/31769
644 * except.c (duplicate_eh_regions): Clear prev_try if
645 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
647 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
649 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
650 * tree-ssa-sink.c (statement_sink_location): Return basic block and
651 bsi of the location where statements should be inserted.
652 (sink_code_in_bb): Take bsi from statement_sink_location.
653 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
654 instead of bsi_start.
655 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
657 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
658 (bsi_move_before): Document inconsistency with bsi_move_after.
659 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
661 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
663 * config/i386/i386.h (TARGET_ABM): New define.
664 (TARGET_POPCNT): Ditto.
665 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
666 New temporary defines to redefine from OPTION_ISA_* defines.
667 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
668 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
669 (ix86_isa_flags): New extern int declaration.
670 (TARGET_SUBTARGET_DEFAULT): New define.
671 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
672 (TARGET_SUBTARGET32_DEFAULT): Ditto.
673 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
674 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
675 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
676 * config/i386/darwin.h: Change TARGET_64BIT define to
679 * config/i386/i386.opt (m3dnowa): Define as undocumented option
680 using existing "ix86_isa_flags" varible.
681 (m32, m64): Use existing "ix86_isa_flags" variable.
682 (mmmx, m3dnow): Ditto.
683 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
684 (mabm): Define as non-negative option using "x86_abm" variable.
685 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
687 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
688 Rewrite feature test bitmap.
689 (ix86_isa_flags): New initialized global int varible.
690 (ix86_isa_flags_explicit): New static int variable.
691 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
692 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
693 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
694 target_flags_explicit.
695 (override_options): Remove "target_enable" and "target_disable" fields
696 from "struct ptt". Update processor_target_table accordingly. Remove
697 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
698 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
699 "target_flags" and "ix86_isa_flags_explicit" instead of
700 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
701 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
702 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
703 to true when either of PTA_POPCNT or PTA_ABM is set in
704 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
705 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
706 processor_alias_table flags entry. Remove handling of
707 "target_enable" and "target_disable" fields of processor_target_table.
708 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
709 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
710 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
711 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
712 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
714 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
716 2007-05-29 David Daney <ddaney@avtrex.com>
719 * config/mips/mips.c (mips_output_mi_thunk): Emit
720 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
722 2007-05-29 Hui-May Chang <hm.chang@apple.com>
723 * config/i386/i386.c (ix86_function_regparm): Added checking of
724 ix86_force_align_arg_pointer to determine the number of
727 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
729 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
730 (SET_DR_MISALIGNMENT): New.
731 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
732 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
733 Use SET_DR_MISALIGNMENT.
734 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
736 * tree-data-ref.c (create_data_ref, compute_all_dependences,
737 find_loop_nest): Export.
738 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
739 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
740 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
741 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
743 (struct mem_ref): Add field reuse_distance.
744 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
745 Initialize reuse_distance field.
746 (issue_prefetch_ref): Select temporality of prefetch according to
748 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
749 self_reuse_distance, determine_loop_nest_reuse): New functions.
750 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
751 (tree_ssa_prefetch_arrays): Dump L2 cache size.
752 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
755 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
757 * tree-ssa-alias.c: Add aliasing overview.
759 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
760 Danny Smith <dannysmith@users.sourceforge.net>
763 * config/i386/t-crtfm: Compile crtfastmath.o with
764 -minline-all-stringops.
765 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
766 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
768 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
770 * doc/md.texi: Document constraints on HP PA-RISC.
772 * pa/constraints.md: New file.
773 * pa.md: Include constraints.md.
774 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
775 (integer_store_memory_operand, ldil_cint_p): New functions.
776 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
777 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
778 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
779 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
780 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
782 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
785 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
786 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
787 case POSTDECREMENT_EXPR>): Return the error_mark_node
788 if either the real or imaginary parts would an
791 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
793 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
794 name when we remove it from a call.
796 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
798 * targhooks.c (default_narrow_bitfield): Remove.
799 * targhooks.h: Remove the prototype for
800 default_narrow_bitfield.
802 * langhooks-def.h: Remove the prototype for
803 hook_get_alias_set_0.
804 * langhooks.c (hook_get_alias_set_0): Remove.
806 * global.c (EXECUTE_IF_CONFLICT): Remove.
808 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
811 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
812 return true when truth_value_p is true and the type
815 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
817 * doc/install.texi (Prerequisites): We no longer require Autoconf
818 2.13 for the top-level.
820 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
822 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
823 memory access via x86_expand_vector_move_misalign() only for
824 TImode values on 32-bit targets.
826 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
828 * matrix-reorg.c: New file. Implement matrix flattening and
829 transposing optimization.
830 * tree-pass.h: Add matrix reorg pass.
831 * common.opt: Add fipa-mreorg flag.
832 * Makefile.in: Add matrix-reorg.c.
833 * passes.c: Add matrix reorg pass.
834 * varpool.c (add_new_static_var): New function.
835 * cgraph.h (add_new_static_var): Declare.
837 2007-05-27 Eric Christopher <echristo@apple.com>
839 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
840 sp_offset depending on stack size. Save r12 depending
841 on registers we're saving later.
842 (rs6000_emit_epilogue): Update sp_offset depending only
845 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
847 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
848 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
849 * ifcvt.c (if_convert): Ditto.
850 * tree-ssa-threadupdate.c (thread_block): Ditto.
851 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
852 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
853 verify_loop_closed_ssa): Check number_of_loops instead of
855 * predict.c (tree_estimate_probability): Ditto.
856 * tree-if-conv.c (main_tree_if_conversion): Ditto.
857 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
858 * modulo-sched.c (sms_schedule): Ditto.
859 * tree-scalar-evolution.c (scev_const_prop): Ditto.
860 (scev_finalize): Do not do anything if scev analysis was not
862 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
863 current_loops == NULL.
864 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
865 * loop-init.c (loop_optimizer_init): Do not free current_loops when
867 (loop_optimizer_finalize): Assert that loops were analyzed.
868 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
869 rtl_doloop): Check number_of_loops instead of current_loops.
870 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
871 current_loops == NULL.
872 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
873 gate_tree_vectorize tree_linear_transform, check_data_deps,
874 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
875 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
876 Check number_of_loops instead of current_loops.
877 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
878 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
879 free loops if available.
880 (execute_pre): Do not pass do_fre to fini_pre.
882 2007-05-27 Tobias Burnus <burnus@net-b.de>
885 * real.c (mpfr_from_real): Fix sign of -Inf.
887 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
889 * tree-vect-transform.c (vectorizable_conversion): Initialize
890 tree_code variables to ERROR_MARK.
891 (vectorizable_type_demotion): Likewise.
892 (vectorizable_type_promotion): Likewise.
894 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/i386.md (movti): Handle push operands via
900 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
902 * basic-block.h: Remove the prototype for merge_seq_blocks.
903 * cfgcleanup.c (merge_seq_blocks): Remove.
905 * tree-flow.h: Remove the prototype for is_aliased_with.
906 * tree-ssa-alias.c (is_aliased_with): Remove.
908 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
910 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
912 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
914 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
915 ix86_expand_sse4_unpack if SSE4.1 is enabled.
916 (vec_unpacks_hi_v16qi): Likewise.
917 (vec_unpacku_lo_v16qi): Likewise.
918 (vec_unpacks_lo_v16qi): Likewise.
919 (vec_unpacku_hi_v8hi): Likewise.
920 (vec_unpacks_hi_v8hi): Likewise.
921 (vec_unpacku_lo_v8hi): Likewise.
922 (vec_unpacks_lo_v8hi): Likewise.
923 (vec_unpacku_hi_v4si): Likewise.
924 (vec_unpacks_hi_v4si): Likewise.
925 (vec_unpacku_lo_v4si): Likewise.
926 (vec_unpacks_lo_v4si): Likewise.
928 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
930 * c-typeck.c, config/arm/arm.c, config/darwin.c,
931 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
932 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
933 follow spelling conventions in various
934 warning/error/diagnostic messages.
936 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
937 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
938 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
939 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
940 tree-vrp.c: Fix comment typos. Follow spelling conventions.
941 * doc/tm.texi: Follow spelling conventions.
943 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
946 * tree-ssa-forwprop.c
947 (forward_propagate_addr_into_variable_array_index): Remove
948 the lhs argument. Use the type of def_rhs instead of lhs.
949 (forward_propagate_addr_expr_1): Update use of
950 forward_propagate_addr_into_variable_array_index.
952 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
953 Nigel Stephens <nigel@mips.com>
955 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
956 function attributes, "far" being an alias for "long_call".
957 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
958 (mips_near_type_p, mips_far_type_p): New.
959 (mips_comp_type_attributes): New function to check that attributes
960 attached to a function type are compatible.
961 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
962 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
963 to the target function of the thunk.
964 (mips_encode_section_info): Check for "near" and "far" function
965 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
967 * config/mips/predicates.md (const_call_insn_operand): Test only
968 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
970 * doc/extend.texi (Function Attributes): Document MIPS "near" and
973 * testsuite/gcc.target/mips/near-far-1.c: New test case.
974 * testsuite/gcc.target/mips/near-far-2.c: New test case.
975 * testsuite/gcc.target/mips/near-far-3.c: New test case.
976 * testsuite/gcc.target/mips/near-far-4.c: New test case.
978 2007-05-25 Eric Christopher <echristo@apple.com>
980 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
981 to x86-darwin configurations.
982 * config/i386/t-darwin: Add softfp support.
983 * config/i386/t-darwin64: Ditto.
984 * config/i386/sfp-machine.h: If mach then don't use
985 aliasing, emit a stub to call.
987 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
989 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
990 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
991 tree-predcom.c, tree-ssa-alias-warnings.c,
992 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
993 comment typos. Follow spelling conventions.
994 * doc/cpp.texi, doc/invoke.texi: Fix typos.
996 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
999 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
1000 constants into memory. Expand unaligned memory references for
1001 SSE modes via x86_expand_vector_move_misalign() function.
1003 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
1006 "memory" attribute for "sseishft" type insn without operands[2].
1008 2007-05-25 Dirk Mueller <dmueller@suse.de>
1009 Marcus Meissner <meissner@suse.de>
1011 * doc/extend.texi (alloc_size): New attribute.
1012 * c-common.c (handle_alloc_size_attribute): New.
1013 * tree-object-size.c (alloc_object_size): Use alloc_size
1014 attribute, if available.
1016 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1018 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
1020 (__builtin_ia32_vec_ext_v2di): Likewise.
1021 (__builtin_ia32_vec_ext_v4si): Likewise.
1022 (__builtin_ia32_vec_ext_v8hi): Likewise.
1023 (__builtin_ia32_vec_ext_v16qi): Likewise.
1024 (__builtin_ia32_vec_set_v8hi): Likewise.
1026 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1028 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
1030 2007-05-25 Richard Sandiford <richard@codesourcery.com>
1032 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
1033 (arm_is_longcall_p): Rename to...
1034 (arm_is_long_call_p): ...this. Take a single tree argument and
1036 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
1037 (CUMULATIVE_ARGS): Remove call_cookie.
1038 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
1039 (ENCODED_LONG_CALL_ATTR_P): Delete.
1040 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1041 LONG_CALL_FLAG_CHAR cases.
1042 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1043 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1044 ARM_DECLARE_FUNCTION_SIZE.
1045 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1046 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1047 (arm_encode_call_attribute, current_file_function_operand): Delete.
1048 (arm_function_in_section_p): New function.
1049 (arm_is_longcall_p): Rename to...
1050 (arm_is_long_call_p): ...this. Take the target function as a single
1051 argument and return a bool. Do not rely on call cookies. Check
1052 whether the target symbol is in the same section as the current
1053 function, not just the same compilation unit.
1054 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1055 (arm_encode_section_info): Don't encode a call type.
1056 * config/arm/arm.md (call, call_value): Update calls to
1057 arm_is_long(_)call_p. Simplify logic.
1058 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1059 Update calls to arm_is_long(_)call_p.
1061 2007-05-25 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/31982
1064 * tree-ssa-forwprop.c
1065 (forward_propagate_addr_into_variable_array_index): Handle arrays
1066 with element size one.
1068 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1070 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1071 (umulsi3_highpart): Likewise.
1073 2007-05-24 Ian Lance Taylor <iant@google.com>
1075 PR rtl-optimization/32069
1076 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1079 2007-05-24 Ollie Wild <aaw@google.com>
1081 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1084 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1086 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1087 (oprs_unchanged_p): Use it to check all registers in a REG.
1088 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1089 (reg_set_between_after_reload_p): Delete.
1090 (reg_used_between_after_reload_p): Likewise.
1091 (reg_set_or_used_since_bb_start): Likewise.
1092 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1093 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1094 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1095 * rtlanal.c (reg_set_p): Check whether REG overlaps
1096 regs_invalidated_by_call, rather than just checking the
1097 membership of REGNO (REG).
1099 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1101 * doc/passes.texi: Document predictive commoning.
1102 * doc/invoke.texi (-fpredictive-commoning): Document.
1103 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1104 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1105 adding indices to the generated name.
1106 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1107 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1108 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1109 (op_symbol_code): ... and exported.
1110 (dump_omp_clause, op_symbol): Use op_symbol_code
1111 instead of op_symbol_1.
1112 * tree-pass.h (pass_predcom): Declare.
1113 * timevar.def (TV_PREDCOM): New timevar.
1114 * tree-ssa-loop.c (run_tree_predictive_commoning,
1115 gate_tree_predictive_commoning, pass_predcom): New.
1116 * tree-data-ref.c (find_data_references_in_loop): Find the
1117 references in dominance order.
1118 (canonicalize_base_object_address): Ensure that the result has
1120 (dr_analyze_innermost): Export.
1121 (create_data_ref): Code to fail for references with invariant
1123 (find_data_references_in_stmt): ... here.
1124 * tree-data-ref.h (dr_analyze_innermost): Declare.
1125 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1126 (aff_combination_find_elt, name_expansion_hash,
1127 name_expansion_eq, tree_to_aff_combination_expand,
1128 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1130 * tree-affine.h (aff_combination_constant_multiple_p,
1131 tree_to_aff_combination_expand): Declare.
1132 * tree-predcom.c: New file.
1133 * common.opt (fpredictive-commoning): New option.
1134 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1135 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1136 * Makefile.in (tree-predcom.o): Add.
1137 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1138 * passes.c (init_optimization_passes): Add dceloop after
1139 copy propagation in loop optimizer. Add predictive commoning
1140 to loop optimizer passes.
1142 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1144 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1147 2007-05-24 Jan Hubicka <jh@suse.cz>
1149 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1151 (genheader): Include statistics.h.
1153 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1155 * print-rtl.c (flag_dump_unnumbered): Update comments.
1156 (print_rtl): Fix my previous change.
1157 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1160 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1163 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1165 (thread_through_all_blocks): Call initialize_original_copy_tables
1166 and free_original_copy_tables.
1167 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1169 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1170 * cfghooks.c (duplicate_block): Use get_loop_copy.
1171 * cfg.c: Include cfgloop.h.
1172 (loop_copy): New hash table.
1173 (initialize_original_copy_tables): Initialize loop_copy table.
1174 (free_original_copy_tables): Free loop_copy table.
1175 (copy_original_table_clear, copy_original_table_set,
1176 set_loop_copy, get_loop_copy): New functions.
1177 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1178 * cfgloop.h (struct loop): Remove copy field.
1179 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1180 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1182 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1184 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1185 -msse/-msse2/-msse3.
1187 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1189 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1190 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1192 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1195 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1196 * targhooks.h (default_mangle_decl_assembler_name): Declare
1198 * targhooks.c (default_mangle_decl_assembler_name): Define
1200 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1202 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1203 * langhooks.c (lhd_set_decl_assembler_name): Call
1204 targetm.mangle_decl_assembler_name for names with global scope.
1206 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
1208 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
1209 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
1211 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1212 New. Factored out of i386_pe_encode_section_info.
1213 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
1214 Move check for prior decoration of stdcall
1215 symbols to i386_pe_encode_section_info.
1216 (i386_pe_encode_section_info): Adjust call to
1217 gen_stdcall_or_fastcall_suffix. Use
1218 i386_pe_maybe_mangle_decl_assembler_name, if needed.
1219 (i386_pe_mangle_decl_assembler_name): New. Wrap
1220 i386_pe_maybe_mangle_decl_assembler_name.
1222 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1224 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
1225 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
1226 * langhooks.c (get_signed_or_unsigned_type): Don't check for
1227 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
1228 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
1231 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
1232 Nigel Stephens <nigel@mips.com>
1233 Richard Sandiford <richard@codesourcery.com>
1235 Fix up MIPS16 hard float and add support for complex.
1237 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
1238 (TARGET_SOFT_FLOAT_ABI): New.
1239 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
1240 __mips_soft_float to reflect the ABI in use, not whether the
1241 FPU is directly accessible (e.g., in MIPS16 mode).
1242 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
1243 (UNITS_PER_FPVALUE): Likewise.
1245 * config/mips/mips.c (mips_expand_call): Remove redundant
1246 TARGET_MIPS16 check.
1247 (mips_arg_regno): New.
1248 (function_arg_advance): When setting bits in cum->fp_code for
1249 MIPS16, don't subtract 1 from cum->arg_number, since it is now
1251 (function_arg): Use mips_arg_regno.
1252 (mips_return_mode_in_fpr_p): New.
1253 (mips16_call_stub_mode_suffix): New.
1254 (mips16_cfun_returns_in_fpr_p): New.
1255 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
1256 (mips_output_function_prologue): Test mips16_hard_float, not
1257 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
1258 (mips_expand_epilogue): Call MIPS16 helper routines to copy
1259 return value into a floating-point register.
1260 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
1261 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
1262 (mips16_fp_args): Handle MIPS32r2 ISA which supports
1263 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
1264 word of double arguments from or to the high bits of 64-bit
1265 floating point registers.
1266 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
1267 (mips16_fpret_double): New helper function.
1268 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
1269 support for complex modes. Fill in DECL_RESULT for stubdecl.
1270 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
1272 * config/mips/mips16.S
1273 (RET, ARG1, ARG2): New.
1274 (MERGE_GPRf, MERGE_GPRt): New.
1275 (DELAYt, DELAYf): New.
1276 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
1277 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
1278 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
1279 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
1280 (SFOP): Renamed to...
1281 (OPSF3): This, and macro-ified. Updated all uses.
1282 (SFOP2): Renamed to...
1283 (OPSF2): This, and macro-ified. Updated all uses.
1284 (SFCMP): Renamed to...
1285 (CMPSF): This, and macro-ified. Updated all uses.
1286 (SFREVCMP): Renamed to...
1287 (REVCMPSF): This, and macro-ified. Updated all uses.
1288 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
1289 (LDDBL1, LDDBL2, RETDBL): Deleted.
1290 (DFOP): Renamed to...
1291 (OPDF3): This, and macro-ified. Updated all uses.
1292 (DFOP2): Renamed to...
1293 (OPDF2): This, and macro-ified. Updated all uses.
1294 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1295 (DFCMP): Renamed to...
1296 (CMPDF): This, and macro-ified. Updated all uses.
1297 (DFREVCMP): Renamed to...
1298 (REVCMPDF): This, and macro-ified. Updated all uses.
1299 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1300 (RET_FUNCTION): New.
1301 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1302 (__mips16_ret_sc, __mips16_ret_dc): New.
1303 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1304 STUB_ARGS_6, STUB_ARGS_10): New.
1305 (CALL_STUB_NO_RET): New.
1306 (__mips16_call_stub_1): Macro-ified.
1307 (__mips16_call_stub_5): Macro-ified.
1308 (__mips16_call_stub_2): Macro-ified.
1309 (__mips16_call_stub_6): Macro-ified.
1310 (__mips16_call_stub_9): Macro-ified.
1311 (__mips16_call_stub_10): Macro-ified.
1312 (CALL_STUB_RET): New.
1313 (__mips16_call_stub_sf_0): Macro-ified.
1314 (__mips16_call_stub_sf_1): Macro-ified.
1315 (__mips16_call_stub_sf_5): Macro-ified.
1316 (__mips16_call_stub_sf_2): Macro-ified.
1317 (__mips16_call_stub_sf_6): Macro-ified.
1318 (__mips16_call_stub_sf_9): Macro-ified.
1319 (__mips16_call_stub_sf_10): Macro-ified.
1320 (__mips16_call_stub_df_0): Macro-ified.
1321 (__mips16_call_stub_df_1): Macro-ified.
1322 (__mips16_call_stub_df_5): Macro-ified.
1323 (__mips16_call_stub_df_2): Macro-ified.
1324 (__mips16_call_stub_df_6): Macro-ified.
1325 (__mips16_call_stub_df_9): Macro-ified.
1326 (__mips16_call_stub_df_10): Macro-ified.
1327 (__mips16_call_stub_sc_0): New.
1328 (__mips16_call_stub_sc_1): New.
1329 (__mips16_call_stub_sc_5): New.
1330 (__mips16_call_stub_sc_2): New.
1331 (__mips16_call_stub_sc_6): New.
1332 (__mips16_call_stub_sc_9): New.
1333 (__mips16_call_stub_sc_10): New.
1334 (__mips16_call_stub_dc_0): New.
1335 (__mips16_call_stub_dc_1): New.
1336 (__mips16_call_stub_dc_5): New.
1337 (__mips16_call_stub_dc_2): New.
1338 (__mips16_call_stub_dc_6): New.
1339 (__mips16_call_stub_dc_9): New.
1340 (__mips16_call_stub_dc_10): New.
1342 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1343 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1344 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1346 2007-05-23 Ian Lance Taylor <iant@google.com>
1348 * doc/invoke.texi (Invoking GCC): Document that the order of the
1351 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1354 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1355 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1356 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1360 * config/score/score.c (score_print_operand): Make sure that only
1361 lower bits are used.
1363 2007-05-22 Ian Lance Taylor <iant@google.com>
1365 * tree-vrp.c (avoid_overflow_infinity): New static function,
1366 broken out of set_value_range_to_value.
1367 (set_value_range_to_value): Call avoid_overflow_infinity.
1368 (extract_range_from_assert): Likewise.
1370 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1373 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1374 change the type before looking for a COMPOUND_EXPR.
1376 2007-05-22 Ian Lance Taylor <iant@google.com>
1378 * lower-subreg.c (decompose_multiword_subregs): If we change an
1379 insn, call remove_retval_note on it.
1381 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1383 * regs.h (end_hard_regno): New function.
1384 (END_HARD_REGNO, END_REGNO): New macros.
1385 (add_to_hard_reg_set): New function.
1386 (remove_from_hard_reg_set): Likewise.
1387 (in_hard_reg_set_p): Likewise.
1388 (overlaps_hard_reg_set_p): Likewise.
1389 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1390 (note_btr_set): Use END_HARD_REGNO.
1391 * caller-save.c (setup_save_areas): Use end_hard_regno.
1392 (mark_set_regs): Use END_HARD_REGNO.
1393 (add_stored_regs): Use end_hard_regno.
1394 (mark_referenced_regs): Use add_to_hard_reg_set.
1395 * combine.c (update_table_tick): Use END_REGNO.
1396 (record_value_for_reg): Likewise.
1397 (record_dead_and_set_regs): Likewise.
1398 (get_last_value_validate): Likewise.
1399 (use_crosses_set_p): Likewise.
1400 (reg_dead_at_p_1): Likewise.
1401 (reg_dead_at_p): Likewise.
1402 (mark_used_regs_combine): Use add_to_hard_reg_set.
1403 (move_deaths): Use END_HARD_REGNO.
1404 (reg_bitfield_target_p): Use end_hard_regno.
1405 (distribute_notes): Use END_HARD_REGNO.
1406 * cse.c (mention_regs): Use END_REGNO.
1407 (insert): Use add_to_hard_reg_set.
1408 (invalidate): Use END_HARD_REGNO.
1409 (invalidate_for_call): Likewise.
1410 (exp_equiv_p): Use END_REGNO.
1411 (cse_insn): Likewise.
1412 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1413 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1414 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1415 * function.c (keep_stack_depressed): Use end_hard_regno.
1416 * global.c (global_alloc): Use end_hard_regno.
1417 (global_conflicts): Use add_to_hard_reg_set instead of
1419 (find_reg): Likewise.
1420 (mark_reg_store): Likewise.
1421 (mark_reg_conflicts): Likewise.
1422 (mark_reg_death): Use remove_from_hard_reg_set.
1423 (mark_reg_live_nc): Delete.
1424 (set_preference): Use end_hard_regno.
1425 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1426 remove_from_hard_reg_set.
1427 (post_mark_life): Use add_to_hard_reg_set.
1428 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1429 (reg_becomes_live): Use add_to_hard_reg_set.
1430 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1431 (peep2_find_free_register): Use add_to_hard_reg_set.
1432 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1433 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1434 * regrename.c (note_sets): Use add_to_hard_reg_set.
1435 (clear_dead_regs): Use remove_from_hard_reg_set.
1436 (regrename_optimize): Use add_to_hard_reg_set.
1437 (find_oldest_value_reg): Use in_hard_reg_set_p.
1438 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1439 (hard_reg_set_here_p): Use end_hard_regno.
1440 (decompose): Likewise.
1441 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1442 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1443 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1444 (mark_home_live): Use end_hard_regno.
1445 (spill_hard_reg): Likewise.
1446 (clear_reload_reg_in_use): Likewise.
1447 * reorg.c (delete_prior_computation): Use END_REGNO.
1448 * resource.c (update_live_status): Use END_HARD_REGNO.
1449 (mark_referenced_resources): Use add_to_hard_reg_set.
1450 (mark_set_resources): Likewise.
1451 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1452 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1453 (reg_overlap_mentioned_p): Likewise.
1454 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1455 (covers_regno_no_parallel_p): Use END_REGNO.
1456 (find_regno_note): Likewise.
1457 (find_reg_fusage): Use END_HARD_REGNO.
1458 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1459 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1461 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1463 * mode-switching.c (reg_dies): Change type of second argument to
1465 (optimize_mode_switching): Update accordingly.
1467 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1469 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1471 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1472 (hard_reg_set_empty_p): ...these new functions.
1473 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1474 GO_IF_HARD_REG_SUBSET.
1475 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1476 instead of GO_IF_HARD_REG_EQUAL.
1477 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1478 instead of GO_IF_HARD_REG_EQUAL.
1479 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1480 GO_IF_HARD_REG_SUBSET.
1481 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1482 GO_IF_HARD_REG_EQUAL.
1483 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1484 of GO_IF_HARD_REG_SUBSET.
1485 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1486 instead of GO_IF_HARD_REG_EQUAL.
1487 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1488 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1489 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1490 of GO_IF_HARD_REG_SUBSET,
1491 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1492 GO_IF_HARD_REG_SUBSET.
1493 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1494 instead of GO_IF_HARD_REG_EQUAL.
1495 * config/sh/sh.c (push_regs, calc_live_regs): Use
1496 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1497 (hard_regs_intersect_p): Delete.
1499 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1501 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1503 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1504 Richard Henderson <rth@redhat.com>
1506 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1508 (x86_64-*-*): Likewise.
1510 * i386/i386-modes.def (V2QI): New.
1512 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1514 (override_options): Support SSE4.1.
1515 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1516 (IX86_BUILTIN_BLENDPS): Likewise.
1517 (IX86_BUILTIN_BLENDVPD): Likewise.
1518 (IX86_BUILTIN_BLENDVPS): Likewise.
1519 (IX86_BUILTIN_PBLENDVB128): Likewise.
1520 (IX86_BUILTIN_PBLENDW128): Likewise.
1521 (IX86_BUILTIN_DPPD): Likewise.
1522 (IX86_BUILTIN_DPPS): Likewise.
1523 (IX86_BUILTIN_INSERTPS128): Likewise.
1524 (IX86_BUILTIN_MOVNTDQA): Likewise.
1525 (IX86_BUILTIN_MPSADBW128): Likewise.
1526 (IX86_BUILTIN_PACKUSDW128): Likewise.
1527 (IX86_BUILTIN_PCMPEQQ): Likewise.
1528 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1529 (IX86_BUILTIN_PMAXSB128): Likewise.
1530 (IX86_BUILTIN_PMAXSD128): Likewise.
1531 (IX86_BUILTIN_PMAXUD128): Likewise.
1532 (IX86_BUILTIN_PMAXUW128): Likewise.
1533 (IX86_BUILTIN_PMINSB128): Likewise.
1534 (IX86_BUILTIN_PMINSD128): Likewise.
1535 (IX86_BUILTIN_PMINUD128): Likewise.
1536 (IX86_BUILTIN_PMINUW128): Likewise.
1537 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1538 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1539 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1540 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1541 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1542 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1543 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1544 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1545 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1546 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1547 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1548 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1549 (IX86_BUILTIN_PMULDQ128): Likewise.
1550 (IX86_BUILTIN_PMULLD128): Likewise.
1551 (IX86_BUILTIN_ROUNDPD): Likewise.
1552 (IX86_BUILTIN_ROUNDPS): Likewise.
1553 (IX86_BUILTIN_ROUNDSD): Likewise.
1554 (IX86_BUILTIN_ROUNDSS): Likewise.
1555 (IX86_BUILTIN_PTESTZ): Likewise.
1556 (IX86_BUILTIN_PTESTC): Likewise.
1557 (IX86_BUILTIN_PTESTNZC): Likewise.
1558 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1559 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1560 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1561 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1562 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1564 (bdesc_sse_3arg): Likewise.
1565 (bdesc_2arg): Likewise.
1566 (bdesc_1arg): Likewise.
1567 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1569 (ix86_expand_sse_4_operands_builtin): New.
1570 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1571 smaller than 8 bits as the 2nd arg.
1572 (ix86_expand_sse_ptest): New.
1573 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1574 (ix86_expand_vector_set): Support SSE4.1.
1575 (ix86_expand_vector_extract): Likewise.
1577 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1578 __SSE4_1__ for -msse4.1.
1580 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1581 (UNSPEC_INSERTPS): Likewise.
1582 (UNSPEC_DP): Likewise.
1583 (UNSPEC_MOVNTDQA): Likewise.
1584 (UNSPEC_MPSADBW): Likewise.
1585 (UNSPEC_PHMINPOSUW): Likewise.
1586 (UNSPEC_PTEST): Likewise.
1587 (UNSPEC_ROUNDP): Likewise.
1588 (UNSPEC_ROUNDS): Likewise.
1590 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1592 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1593 (const_pow2_1_to_32768_operand): Likewise.
1595 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1598 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1600 (sse4_1_insertps): Likewise.
1601 (*sse4_1_extractps): Likewise.
1602 (sse4_1_ptest): Likewise.
1603 (sse4_1_mulv2siv2di3): Likewise.
1604 (*sse4_1_mulv4si3): Likewise.
1605 (*sse4_1_smax<mode>3): Likewise.
1606 (*sse4_1_umax<mode>3): Likewise.
1607 (*sse4_1_smin<mode>3): Likewise.
1608 (*sse4_1_umin<mode>3): Likewise.
1609 (sse4_1_eqv2di3): Likewise.
1610 (*sse4_1_pinsrb): Likewise.
1611 (*sse4_1_pinsrd): Likewise.
1612 (*sse4_1_pinsrq): Likewise.
1613 (*sse4_1_pextrb): Likewise.
1614 (*sse4_1_pextrb_memory): Likewise.
1615 (*sse4_1_pextrw_memory): Likewise.
1616 (*sse4_1_pextrq): Likewise.
1617 (sse4_1_blendpd): Likewise.
1618 (sse4_1_blendps): Likewise.
1619 (sse4_1_blendvpd): Likewise.
1620 (sse4_1_blendvps): Likewise.
1621 (sse4_1_dppd): Likewise.
1622 (sse4_1_dpps): Likewise.
1623 (sse4_1_movntdqa): Likewise.
1624 (sse4_1_mpsadbw): Likewise.
1625 (sse4_1_packusdw): Likewise.
1626 (sse4_1_pblendvb): Likewise.
1627 (sse4_1_pblendw): Likewise.
1628 (sse4_1_phminposuw): Likewise.
1629 (sse4_1_extendv8qiv8hi2): Likewise.
1630 (*sse4_1_extendv8qiv8hi2): Likewise.
1631 (sse4_1_extendv4qiv4si2): Likewise.
1632 (*sse4_1_extendv4qiv4si2): Likewise.
1633 (sse4_1_extendv2qiv2di2): Likewise.
1634 (*sse4_1_extendv2qiv2di2): Likewise.
1635 (sse4_1_extendv4hiv4si2): Likewise.
1636 (*sse4_1_extendv4hiv4si2): Likewise.
1637 (sse4_1_extendv2hiv2di2): Likewise.
1638 (*sse4_1_extendv2hiv2di2): Likewise.
1639 (sse4_1_extendv2siv2di2): Likewise.
1640 (*sse4_1_extendv2siv2di2): Likewise.
1641 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1642 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1643 (sse4_1_zero_extendv4qiv4si2): Likewise.
1644 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1645 (sse4_1_zero_extendv2qiv2di2): Likewise.
1646 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1647 (sse4_1_zero_extendv4hiv4si2): Likewise.
1648 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1649 (sse4_1_zero_extendv2hiv2di2): Likewise.
1650 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1651 (sse4_1_zero_extendv2siv2di2): Likewise.
1652 (*sse4_1_zero_extendv2siv2di2): Likewise.
1653 (sse4_1_roundpd): Likewise.
1654 (sse4_1_roundps): Likewise.
1655 (sse4_1_roundsd): Likewise.
1656 (sse4_1_roundss): Likewise.
1657 (mulv4si3): Don't expand for SSE4.1.
1658 (smax<mode>3): Likewise.
1659 (umaxv4si3): Likewise.
1660 (uminv16qi3): Likewise.
1661 (umin<mode>3): Likewise.
1662 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1664 * doc/extend.texi: Document SSE4.1 built-in functions.
1666 * doc/invoke.texi: Document -msse4.1.
1668 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1670 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1671 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1672 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1673 (ASM_SPEC): Add asm_pcrel_spec.
1674 (EXTRA_SPECS): Add asm_pcrel_spec.
1676 2007-05-21 David Daney <ddaney@avtrex.com>
1678 * doc/install.texi (Building a cross compiler): Add requirements
1679 for Java cross compiler.
1681 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1684 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1685 Add loopno argument. Use evolution_function_is_invariant_rec_p
1686 instead of evolution_function_is_constant_p.
1687 Update calls to evolution_function_is_affine_multivariate_p.
1688 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1689 Add loopno argument.
1690 * tree-scalar-evolution.c (gather_chrec_stats): Call
1691 evolution_function_is_affine_multivariate_p with a loop
1693 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1694 (analyze_overlapping_iterations): Likewise.
1695 (access_functions_are_affine_or_constant_p): Likewise.
1696 (build_classic_dist_vector_1): If the access functions
1697 are equal, don't do anything.
1699 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1700 Paolo Carlini <pcarlini@suse.de>
1701 Uros Bizjak <ubizjak@gmail.com>
1703 * c-cppbuiltin.c (c_cpp_builtins): Define
1704 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1705 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1706 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1707 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1709 2007-05-21 Mike Stump <mrs@apple.com>
1711 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1713 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1715 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1718 implementation if __OPTIMIZE__ is not defined.
1719 (_mm_alignr_pi8): Ditto.
1720 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1721 (_mm_inserti_si64): Ditto.
1722 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1723 (_mm_slli_epi16): Ditto.
1724 (_mm_slli_epi32): Ditto.
1725 (_mm_slli_epi64): Ditto.
1726 (_mm_srai_epi16): Ditto.
1727 (_mm_srai_epi32): Ditto.
1728 (_mm_srli_si128): Ditto.
1729 (_mm_slli_si128): Ditto.
1730 (_mm_srli_epi16): Ditto.
1731 (_mm_srli_epi32): Ditto.
1732 (_mm_srli_epi64): Ditto.
1733 (_mm_extract_epi16): Ditto.
1734 (_mm_insert_epi16): Ditto.
1735 (_mm_shufflehi_epi16): Ditto.
1736 (_mm_shufflelo_epi16): Ditto.
1737 (_mm_shuffle_epi32): Ditto.
1738 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1740 (_mm_insert_pi16): Ditto.
1742 (_mm_shuffle_pi16): Ditto.
1744 (_mm_shufle_ps): Ditto.
1745 (_mm_prefetch): Ditto.
1747 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1749 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1750 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1751 * real.c (encode_i370_single, decode_i370_single,
1752 encode_i370_double, decode_i370_double): Functions removed.
1753 (i370_single_format, i370_double_format): Initializations removed.
1754 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1755 Consider the log2_b field to always be one.
1756 (ieee_single_format, mips_single_format, coldfire_single_format,
1757 ieee_double_format, mips_double_format, coldfire_double_format,
1758 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1759 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1760 ibm_extended_format, mips_extended_format, ieee_quad_format,
1761 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1762 decimal_single_format, decimal_double_format, decimal_quad_format,
1763 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1764 initialization of log2_b.
1765 * real.h (i370_single_format, i370_double_format): Declarations removed.
1766 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1767 field to always be one.
1769 2007-05-21 Andreas Schwab <schwab@suse.de>
1771 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1772 NOTE_INSN_BASIC_BLOCK_P.
1773 (process_for_unwind_directive): Likewise.
1775 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1777 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1778 * function.h (struct function): Move va_list_gpr_size,
1779 va_list_fpr_size, function_frequency to front of bitfields. Add
1781 (current_function_calls_unwind_init): New.
1782 * except.c (expand_builtin_unwind_init): Set
1783 current_function_calls_unwind_init not
1784 current_function_has_nonlocal_label.
1785 * reload1.c (has_nonexceptional_receiver): New.
1786 (reload): Use it and current_function_calls_unwind_init to
1787 determine whether call-saved regs must be saved.
1789 2007-05-20 Jan Hubicka <jh@suse.cz>
1791 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1792 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1793 * ddg.c (create_ddg): LIkewise.
1794 * final.c (final): Remove hunk moving line numbernotes around since
1795 they are no longer present at this stage.
1796 (final_scan_insn): Use NOTE_KIND instead of
1797 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1798 (output_asm_label): Likewise.
1799 * reorg.c (dbr_schedule): Likewise.
1800 * haifa-sched.c (unlink_other_notes): Likewise.
1801 * mode-switching.c (optimize_mode_switching): Likewise.
1802 * graph.c (start_bb): Likewise.
1803 * rtl.def (NOTE): Update description.
1804 * jump.c (squeeze_notes): Delete.
1805 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1806 NOTE_INSN_BASIC_BLOCK_P when possible.
1807 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1808 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1809 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1810 (dwarf2out_var_location): Likewise.
1811 * cfgbuild.c (make_edges): Likewise.
1812 (find_basic_blocks_1): Likewise.
1813 * function.c (reorder_blocks_1): Likewise.
1814 (epilogue_done): Likewise.
1815 (reposition_prologue_and_epilogue_notes): Likewise.
1816 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1818 (print_rtl): Likewise.
1819 (print_rtl_single): Likewise.
1820 * gcse.c (insert_insn_start_bb): Likewise.
1821 * alias.c (init_alias_analysis): Likewise.
1822 * calls.c (fixup_tail_calls): Likewise.
1823 * except.c (sjlj_emit_function_enter): Likewise.
1824 * emit-rtl.c (add_insn_after): Likeiwse.
1825 (emit_label_before): Likewise.
1826 (emit_label_after): Likewise.
1827 (emit_note_before, emit_note_after, emit_note): Update
1828 parameter to be enum insn_note; do not deal with source
1830 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1831 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1833 (merge_blocks_move_successor_nojumps): Simplify now when
1834 we don't have BLOCK notes.
1835 (try_optimize_cfg): Likewise.
1836 * cfglayout.c (skip_insns_after_block): Likewise.
1837 (record_effective_endpoints): Likewise.
1838 (duplicate_insn_chain): Likewise.
1839 * varasm.c (output_constant_pool_1): Likewise.
1840 * sched-deps.c (sched_analyze): Likewise.
1841 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1843 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1844 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1845 (SET_INSN_DELETED): Simplify.
1846 (NOTE_LINE_NUMBER): Exterminate.
1847 (NOTE_LINE_KIND): New.
1848 (NOTE_INSN_BASIC_BLOCK_P): Update.
1849 (enum insn_note): Simplify.
1850 (GET_NOTE_INSN_NAME) Simplify.
1851 (emit_note_before, emit_note_after, emit_note): Update prototype.
1852 (squeeze_notes): Remove.
1853 * sched-int.h (NOTE_NOT_BB_P): Update.
1854 * resource.c (mark_target_live_regs): Update.
1855 * sched-rgn.c (debug_dependencies): Update.
1856 * sched-vis.c (print_insn): Update.
1857 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1858 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1859 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1860 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1861 (split_branches): Update.
1862 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1864 (sh_adjust_unroll_max): Exterminate.
1865 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1866 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1867 (m68hc11_reorg): Likewise.
1868 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1869 (emit_predicate_relation_info): Update.
1870 (process_for_unwind_directive): Update.
1871 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1872 (output_call): Update.
1873 * config/pa/pa.c (output_lbranch): Update.
1874 (output_millicode_call): Update.
1875 (output_call): Update.
1876 (pa_combine_instructions): Update.
1877 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1878 * config/bfin/bfin.c (gen_one_bundle): Update.
1879 * cfgrtl.c (can_delete_note_p): Update.
1880 (delete_insn): Update.
1881 (rtl_merge_blocks): Update.
1882 (commit_one_edge_insertion): Update.
1883 (rtl_verify_flow_info): Update.
1884 * stmt.c (expand_case): Do not call squeeze_notes.
1886 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1893 * c.opt (Wtype-limits): New.
1894 * doc/invoke.texi (Wtype-limits): Document it.
1895 (Wextra): Enabled by -Wextra.
1896 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1897 * c-common.c (shorten_compare): Warn with Wtype-limits.
1899 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1901 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1902 inlined function, not as a macro.
1903 (_mm_alignr_pi8): Ditto.
1904 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1905 (_mm_inserti_si64): Ditto.
1906 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1907 (_mm_extract_epi16): Ditto.
1908 (_mm_insert_epi16): Ditto.
1909 (_mm_shufflehi_epi16): Ditto.
1910 (_mm_shufflelo_epi16): Ditto.
1911 (_mm_shuffle_epi32): Ditto.
1912 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1913 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1915 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1917 (_m_to_float): Use C89 compatible assignment.
1919 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1922 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1924 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1927 * doc/invoke.texi (Wreturn-type): Complete description.
1928 (Wextra): Delete item about return-type warning.
1929 * c-decl.c: Delete redundant Wextra warning.
1931 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1934 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1935 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1936 inlined function, not as a macro.
1937 (_mm_prefetch): Ditto.
1939 (_mm_insert_pi16): Ditto.
1941 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1942 (_m_pshufw): Ditto. Add const to __N argument.
1943 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1944 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1945 (_mm_slli_epi32): Ditto.
1946 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1947 Add __inline to function declaration.
1948 (_mm_slli_si128): Ditto.
1950 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1952 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1953 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1955 (struct fenv): New structure.
1956 (FP_HANDLE_EXCEPTIONS): New define.
1957 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1958 (_FP_DECL_EXP): New define.
1959 (FP_INIT_ROUNDMODE): New define.
1960 (FP_ROUNDMODE): New define.
1962 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1964 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1965 (Wconversion): Update description.
1966 (Wconversion-sign): New.
1967 * c.opt (Wconversion-sign): New.
1968 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1969 means disabled for C++. Otherwise, take the status of Wconversion.
1970 * c-common.c (conversion_warning): Warn with either Wconversion or
1972 (warnings_for_convert_and_check): Conditions are already checked by
1974 (convert_and_check): Don't check warnings if the conversion failed.
1976 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1977 Anatoly Sokolov <aesok@dol.ru>
1979 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1980 avr_epilogue_uses) : Add declaration.
1981 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1982 * config/avr/constraints.md (R): New constraint.
1983 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1984 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1985 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1986 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1987 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1988 call_prologue_saves, epilogue_restores, return_from_epilogue,
1989 return_from_main_epilogue, return_from_interrupt_epilogue,
1990 return_from_naked_epilogue, prologue, epilogue): New patterns.
1991 (jump): Handle symbol reference.
1992 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1993 avr_output_function_prologue, avr_output_function_epilogue): Remove
1995 (avr_init_machine_status, expand_prologue, expand_epilogue,
1996 avr_asm_function_end_prologue, avr_epilogue_uses,
1997 avr_asm_function_begin_epilogue): New functions.
1998 (prologue_size, epilogue_size, jump_tables_size): Remove global
2000 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2001 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
2002 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
2003 (avr_override_options): Initialise init_machine_status.
2004 (output_movhi): Handle all stack pointer loads.
2005 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
2006 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
2007 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
2008 (EPILOGUE_USES) Redefine.
2009 (machine_function) Declare.
2011 2007-05-19 Richard Sandiford <richard@codesourcery.com>
2013 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
2014 Use a single return statement.
2016 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2019 * builtins.c (do_mpfr_lgamma_r): New.
2020 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
2021 * tree.h (CASE_FLT_FN_REENT): New.
2023 2007-05-18 Geoffrey Keating <geoffk@apple.com>
2025 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
2026 (output_die): Use 'unsigned long' with %x.
2027 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
2028 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
2029 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
2031 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
2033 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
2038 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
2039 true if function has no argument.
2041 2007-05-18 DJ Delorie <dj@redhat.com>
2043 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2044 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2046 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2048 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2049 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2050 count_trailing_zeros.
2051 (__i386__): Implement count_leading_zeros using __builtin_clz().
2052 Implement count_trailing_zeros usign __builtin_ctz().
2054 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2056 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2058 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2061 * expr.c (emit_move_change_mode): Change mode of push operands here.
2063 2007-05-17 Ian Lance Taylor <iant@google.com>
2065 PR tree-optimization/31953
2066 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2068 (set_value_range_to_null): Call set_value_range_to_value.
2069 (extract_range_from_comparison): Likewise.
2071 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2073 * toplev.c (print_version): Output GMP/MPFR version info.
2075 * builtins.c (CASE_MATHFN_REENT): New macro.
2076 (mathfn_built_in): Use it.
2077 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2078 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2079 BUILT_IN_LGAMMAL_R): New.
2080 * doc/extend.texi: Document new builtins.
2083 * builtins.c (do_mpfr_remquo): New.
2084 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2085 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2088 * builtins.c (fold_builtin_1): Handle y0, y1.
2089 (fold_builtin_2): Handle yn.
2092 * builtins.c (do_mpfr_bessel_n): New.
2093 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2094 (fold_builtin_2): Handle BUILT_IN_JN.
2096 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2099 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2100 TYPE_PRECISION (intmax_type_node).
2102 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2105 * reload.c (subst_reloads): Remove checking.
2107 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2109 PR rtl-optimization/31691
2110 * combine.c (simplify_set): Build a new src pattern instead of
2111 substituting its operands in the COMPARE case.
2113 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2115 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2116 (execute_vrp): Preserve loops through jump threading.
2117 * tree-ssa-threadupdate.c (thread_single_edge,
2118 dbds_continue_enumeration_p, determine_bb_domination_status,
2119 thread_through_loop_header): New functions.
2120 (create_edge_and_update_destination_phis,
2121 create_edge_and_update_destination_phis): Set loops for the new blocks.
2122 (prune_undesirable_thread_requests): Removed.
2123 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2125 (thread_block): Do not call prune_undesirable_thread_requests.
2127 (mark_threaded_blocks): Select edges to thread here.
2128 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2129 Thread edges through loop headers independently.
2130 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2131 * tree-pass.h (TODO_mark_first_instance): New.
2132 (first_pass_instance): Declare.
2133 * cfghooks.c (duplicate_block): Put the block to the original loop
2134 if copy is not specified.
2135 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2136 jump threading. Pass may_peel_loop_headers to
2137 thread_through_all_blocks according to first_pass_instance.
2138 * cfgloop.h (create_preheader): Declare.
2139 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2140 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2141 * passes.c (first_pass_instance): New variable.
2142 (next_pass_1): Set TODO_mark_first_instance.
2143 (execute_todo): Set first_pass_instance.
2145 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2147 PR tree-optimization/24659
2148 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2149 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2150 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2151 OTI_vec_pack_ufix_trunc.
2152 (vec_unpacks_float_hi_optab): Define new macro.
2153 (vec_unpacks_float_lo_optab): Ditto.
2154 (vec_unpacku_float_hi_optab): Ditto.
2155 (vec_unpacku_float_lo_optab): Ditto.
2156 (vec_pack_sfix_trunc_optab): Ditto.
2157 (vec_pack_ufix_trunc_optab): Ditto.
2158 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2159 and vec_pack_[s|u]fix_trunc_optab using
2160 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2161 * tree-vectorizer.c (supportable_widening_operation): Handle
2162 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2163 (supportable_narrowing_operation): New function.
2164 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2165 * tree-vect-transform.c (vectorizable_conversion): Handle
2166 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2167 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2168 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2169 to check for target support.
2170 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2171 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2172 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2173 for VEC_PACK_FIX_TRUNC_EXPR.
2174 (expand_binop): Special case mode of the result for
2175 vec_pack_[u|s]fix_trunc_optab.
2176 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2177 vec_pack_[u|s]fix_trunc_optab.
2179 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2180 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2181 * tree-pretty-print.c (dump_generic_node): Handle
2182 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2183 VEC_PACK_FIX_TRUNC_EXPR.
2185 * expr.c (expand_expr_real_1): Ditto.
2186 * tree-inline.c (estimate_num_insns_1): Ditto.
2187 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2189 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2190 (vec_unpacks_float_lo_v8hi): Ditto.
2191 (vec_unpacku_float_hi_v8hi): Ditto.
2192 (vec_unpacku_float_lo_v8hi): Ditto.
2193 (vec_unpacks_float_hi_v4si): Ditto.
2194 (vec_unpacks_float_lo_v4si): Ditto.
2195 (vec_pack_sfix_trunc_v2df): Ditto.
2197 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2199 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2200 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2201 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2202 [vec_pack_ufix_trunc]: Ditto.
2203 [vec_unpacks_float_hi]: Ditto.
2204 [vec_unpacks_float_lo]: Ditto.
2205 [vec_unpacku_float_hi]: Ditto.
2206 [vec_unpacku_float_lo]: Ditto.
2208 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
2210 * soft-fp/README: Update for new files.
2211 * soft-fp/floattisf.c: New file.
2212 * soft-fp/floattidf.c: New file.
2213 * soft-fp/floattitf.c: New file.
2214 * soft-fp/floatuntisf.c: New file.
2215 * soft-fp/floatuntidf.c: New file.
2216 * soft-fp/floatuntitf.c: New file.
2217 * soft-fp/fixsfti.c: New file.
2218 * soft-fp/fixdfti.c: New file.
2219 * soft-fp/fixtfti.c: New file.
2220 * soft-fp/fixunssfti.c: New file.
2221 * soft-fp/fixunsdfti.c: New file.
2222 * soft-fp/fixunstfti.c: New file.
2223 * soft-fp/extendxftf.c: New file.
2224 * soft-fp/trunctfxf.c: New file.
2226 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
2227 (__trunctfxf2): Ditto.
2229 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
2230 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
2231 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
2232 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
2233 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
2234 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
2236 * config/i386/t-fprules-softfp64: New file.
2237 * config/i386/sfp-machine.h: New file.
2238 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
2239 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
2240 and soft-fp/t-softfp to tmake_file.
2241 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
2242 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
2244 * config/i386/t-linux64 (softfp_wrap_start): New.
2245 (softfp_wrap_end): New.
2246 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
2247 supported for TARGET_64BIT.
2249 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2251 * c-common.c (c_common_signed_or_unsigned_type): Emulate
2252 c_common_unsigned_type behavior.
2254 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
2256 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
2259 2007-05-16 Eric Christopher <echristo@apple.com>
2261 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
2262 saving after stack push. Set sp_offset whenever we push.
2263 (rs6000_emit_epilogue): Move altivec register restore before
2266 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2268 * configure.ac: Allow sysroots to be relocated under $prefix as
2269 well as $exec_prefix.
2270 * configure: Regenerate.
2272 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2276 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2278 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2279 (gcc_tooldir): Likewise.
2280 * configure: Regenerate.
2281 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2282 old configure.ac gcc_tooldir setting.
2283 (prefix_to_exec_prefix): New variable.
2284 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2285 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2287 2007-05-14 Janis Johnson <janis187@us.ibm.com>
2289 * c-typeck.c (build_binary_op): Return early for error.
2291 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
2293 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
2294 struct nb_iter_bound.
2295 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2296 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2297 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2298 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2299 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2300 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2301 (del_scev_info): Use ggc_free.
2302 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2303 * loop-init.c: Include ggc.h.
2304 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2305 (loop_optimizer_finalize): Use ggc_free.
2306 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2307 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2308 pass_iv_optimize): Add TODO_ggc_collect.
2309 * function.h (struct function): Remove skip marker from x_current_loops.
2310 * cfgloop.c: Include ggc.h.
2311 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2313 (establish_preds): Vector superloops is gc allocated.
2314 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2316 (flow_loops_find): Vector larray is gc allocated.
2317 (loop_exit_free): Use ggc_free.
2318 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2319 that head of exits list is now not a part of struct loop.
2320 (record_loop_exits): Allocate exits table in gc memory.
2321 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2322 head of exits list is now not a part of struct loop.
2323 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2324 struct loop_exit): Add GTY marker.
2325 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2326 Add skip marker to aux field. Make head of exits list a separate
2328 (struct loops): Add GTY marker. Make larray vector gc allocated.
2329 Add param marker to exits table.
2330 (get_loops): Type changed.
2331 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2333 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2334 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2335 * basic-block.h (struct basic_block_def): Remove skip marker from
2338 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2340 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2341 of 0 in the call to expand_expr().
2342 (expand_builtin_mathfn_3): Ditto.
2343 (expand_builtin_interclass_mathfn): Ditto.
2344 (expand_builtin_cexpi): Ditto.
2345 (expand_builtin_int_roundingfn): Ditto.
2346 (expand_builtin_int_roundingfn_2): Ditto.
2347 (expand_builtin_pow): Ditto.
2348 (expand_builtin_powi): Ditto.
2349 (expand_builtin_bswap): Ditto.
2350 (expand_builtin_unop): Ditto.
2351 (expand_builtin_fabs): Ditto.
2352 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2353 the call to expand_expr().
2354 (expand_builtin_sync_operation): Ditto.
2355 (expand_builtin_compare_and_swap): Ditto.
2356 (expand_builtin_lock_test_and_set): Ditto.
2357 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2358 instead of 0 in the call to expand_expr().
2359 (expand_builtin_extract_return_addr): Ditto.
2360 (expand_builtin_eh_return): Ditto.
2361 (expand_eh_return): Ditto.
2362 * explow.c (expr_size): Ditto.
2363 * expr.c (optimize_bitfield_assignment_op): Ditto.
2364 (expand_assignement): Ditto.
2365 (store_expr): Ditto.
2366 (store_field): Ditto.
2367 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2368 the call to expand_expr().
2369 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2370 in the call to expand_expr().
2371 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2372 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2373 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2375 * optabs.c (expand_vec_shift_expr): Ditto.
2376 (expand_vec_cond_expr): Ditto.
2377 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2378 call to expand_expr().
2379 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2380 in the call to expand_expr().
2382 2007-05-14 Dave Korn <dave.korn@artimi.com>
2384 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2386 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2388 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2389 instead of c_common_unsigned_type.
2390 (c_common_unsigned_type): Remove.
2391 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2392 c_common_unsigned_type.
2393 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2394 c_common_unsigned_type.
2395 * c-common.h (c_common_unsigned_type): Remove.
2396 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2397 c_common_unsigned_type.
2398 * c-format.c (check_format_types): Use unsigned_type_for instead of
2399 c_common_unsigned_type.
2400 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2401 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2402 c_common_unsigned_type.
2403 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2404 lang_hooks.types.unsigned_type.
2405 * expmed.c (make_tree): Use unsigned_type_for instead of
2406 lang_hooks.types.unsigned_type.
2407 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2408 lang_hooks.types.unsigned_type.
2409 (build_range_check): Likewise.
2410 (fold_unary): Likewise.
2411 (fold_binary): Likewise.
2412 (fold_ternary): Likewise.
2413 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2414 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2415 * tree.c (get_unsigned_type): New.
2416 (unsigned_type_for): Use get_unsigned_type instead of
2417 lang_hooks.types.unsigned_type.
2419 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2421 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2422 to m68k_get_function_kind. Update its prototype.
2423 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2425 (m68k_interrupt_function_p): Return enum m68k_function_type
2426 instead of bool. Rename to m68k_get_function_kind.
2427 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2429 (m68k_compute_frame_layout): Don't mark any register for save
2430 if an interrupt_thread attribute is specified.
2431 (m68k_hard_regno_rename_ok): Update a use of
2432 m68k_interrupt_function_p.
2433 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2434 m68k_interrupt_function_p.
2435 (m68k_function_type): New.
2436 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2437 for a function with an interrupt_thread attribute.
2438 * doc/extend.texi: Document the interrupt_thread attribute.
2440 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2442 Fix PR tree-optimization/31911
2443 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2444 if they didn't change the expression.
2446 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2448 * tree-scalar-evolution.c (resolve_mixers): Exported.
2449 * tree-scalar-evolution.h (resolve_mixers): Declare.
2450 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2451 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2452 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2453 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2454 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2455 strip_conversion, analyze_offset_expr, address_analysis,
2456 object_analysis, analyze_offset): Removed.
2457 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2458 split_constant_offset, canonicalize_base_object_address,
2459 object_address_invariant_in_loop_p, disjoint_objects_p,
2460 dr_may_alias_p, dr_address_invariant_p): New functions.
2461 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2462 and dr_analyze_alias.
2463 (initialize_data_dependence_relation): Use dr_may_alias_p
2464 and object_address_invariant_in_loop_p.
2465 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2467 (find_data_references_in_stmt): Restrict the analysis of data references
2468 to the given loop nest.
2469 (find_data_references_in_loop): Made static. Pass loop nest to
2470 find_data_references_in_stmt.
2471 (compute_data_dependences_for_loop): Use DR_VOPS.
2472 (free_data_ref): Free DR_VOPS.
2473 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2474 (struct innermost_loop_behavior): ... new.
2475 (struct base_object_info): Replaced by ...
2476 (struct indices): ... new.
2477 (struct dr_alias): New.
2478 (enum data_ref_type): Removed.
2479 (struct data_reference): Consist of struct innermost_loop_behavior,
2480 struct indices and struct dr_alias.
2481 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2482 (DR_MEMTAG): Renamed to ...
2483 (DR_SYMBOL_TAG): ... this.
2484 (find_data_references_in_loop): Declaration removed.
2485 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2486 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2487 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2488 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2490 2007-05-13 Revital Eres <eres@il.ibm.com>
2492 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2493 which walks virtual def-use chains to find redundant stores.
2494 (dse_optimize_stmt): Call it.
2496 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2498 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2499 * passes.c (init_optimization_passes): Move pass_jump_bypass
2502 * basic-block.h (bb_has_eh_pred): Fix style issue.
2504 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2506 PR rtl-optimization/31848
2507 * loop-invariant.c (move_invariant_reg): If we move an insn
2508 with a REG_EQUAL note, and that insn is not always executed,
2509 remove the REG_EQUAL note.
2511 2007-05-12 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/31797
2514 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2515 propagate into a stmt that has volatile ops.
2517 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2519 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2520 (gcc_tooldir): Likewise.
2521 * configure: Regenerate.
2522 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2523 old configure.ac gcc_tooldir setting.
2524 (prefix_to_exec_prefix): New variable.
2525 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2526 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2528 2007-05-11 Silvius Rus <rus@google.com>
2530 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2531 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2532 * c-common.h (strict_aliasing_warning): Change return type.
2533 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2534 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2535 (build_c_cast): Condition call to strict_aliasing_warning.
2536 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2537 * flags.h (set_Wstrict_aliasing): Declare.
2538 * opts.c (set_Wstrict_alising): Define, add call to.
2539 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2540 * tree-ssa-alias-warnings.c: New file.
2541 * tree-ssa-alias.c (compute_may_aliases): Add call to
2542 strict_aliasing_warning_backend.
2544 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2546 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2547 Use loop_depth and loop_outer accessor functions.
2548 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2549 determine_invariantness_stmt, move_computations_stmt): Ditto.
2550 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2551 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2552 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2553 * tree-scalar-evolution.c (interpret_loop_phi,
2554 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2555 instantiate_parameters_1, scev_const_prop): Ditto.
2556 * cfghooks.c (make_forwarder_block): Ditto.
2557 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2558 * modulo-sched.c (loop_canon_p): Ditto.
2559 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2560 slpeel_can_duplicate_loop_p): Ditto.
2561 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2562 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2563 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2564 cancel_loop, verify_loop_structure): Ditto.
2565 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2566 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2567 superloops vector instead of "pred" array.
2568 (establish_preds): Take father loop as an argument. Initialize the
2570 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2571 initialize loop->outer.
2572 (flow_loop_tree_node_remove): Truncate the superloops vector.
2573 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2574 "pred" merged to "superloops" vector.
2575 (loop_depth, loop_outer): New.
2576 (fel_init): Use loop_outer.
2578 2007-05-11 Jan Hubicka <jh@suse.cz>
2580 * cgraphunit.c: Include gt-cgraphunit.h
2581 (static_ctors, static_dtors): New static vars.
2582 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2583 based on implementation in c-common.c
2584 (cgraph_finalize_function): Call record_cdtor_fn.
2585 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2586 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2587 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2588 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2589 build_cdtor, c_build_cdtor_fns): Remove.
2590 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2591 c_build_cdtor_fns): Remove prototype.
2593 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2596 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2597 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2598 * builtins.c (fold_builtin_memchr): New.
2599 (expand_builtin_memchr): Call the latter.
2600 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2601 * doc/extend.texi ([Other built-in functions provided by GCC]):
2604 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2606 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2607 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2608 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2609 PFPO_OP1_TYPE_SHIFT): Constants added.
2610 (DFP_ALL): Mode macro defined.
2611 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2612 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2613 Insn definitions added.
2614 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2615 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2618 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2620 PR tree-optimization/31885
2621 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2623 (automatically_generated_chrec_p): Return false for NULL.
2625 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2627 * config/bfin/bfin.h (MOVE_RATIO): Define.
2629 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2631 * config.gcc (sparc-wrs-vxworks): New target.
2632 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2633 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2634 * config/sparc/sparc.h: Include vxworks-dummy.h.
2635 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2636 include LABEL_REFs too.
2637 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2638 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2640 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2642 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2643 (sparc_emit_call_insn): New function.
2644 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2645 functions when generating VxWorks PIC.
2646 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2647 (call, call_value): Use sparc_emit_call_insn instead of
2650 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2652 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2654 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2656 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2657 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2658 instead of operand_subword.
2660 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2662 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2663 * config/bfin/bfin.c (bfin_local_alignment): New function.
2664 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2666 2007-05-08 Chao-ying Fu <fu@mips.com>
2668 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2669 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2670 (smsub_widen_optab, umsub_widen_optab): Define.
2671 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2673 * genopinit.c (optabs): Fill in smsub_widen_optab and
2675 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2676 and umsub_widen_optab to implement multiply-subtract sequences.
2677 * config/mips/mips.md (*msac<u>_di): Rename to...
2678 (<u>msubsidi4): ...this. Extend condition to include
2679 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2680 of operand 0 to "ka" and use the three-operand form of msub<u>
2682 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2685 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2687 PR rtl-optimization/28011
2688 * reload.c (push_reload): Set dont_share if IN appears in OUT
2689 also when IN is a PLUS rtx.
2690 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2693 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2695 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2696 call unshare_all_decls.
2697 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2698 (unshare_all_decls): Remove.
2700 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2703 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2706 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2707 Nigel Stephens <nigel@mips.com>
2709 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2710 Update comments and all uses.
2711 (MIN_FPRS_PER_FMT): Define.
2712 * config/mips/mips.c (function_arg): Fix to correctly handle
2713 the -mips32r2 -mfp64 -mabi=32 case.
2714 (override_options): Enable use of odd-numbered registers for
2715 SFmode values on MIPS32.
2716 (mips_save_reg_p): Save whole floating-point register pair if
2717 either half is used.
2718 (compute_frame_size): Fix comment.
2720 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2722 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2723 argument of type bool.
2724 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2725 argument. Safely select temporary P register according to it.
2726 (do_link): Change call site of add_to_reg accordingly.
2727 (do_unlink): Add epilogue_p as a fourth argument and pass it
2729 (expand_interrupt_handler_epilogue): Change call of do_unlink
2731 (bfin_expand_prologue): Add a third argument sibcall_p.
2732 * config/bfin/bfin.md (epilogue): Change call of
2733 bfin_expand_epilogue accordingly.
2734 (sibcall_epilogue): Likewise.
2735 (eh_return_internal): Likewise.
2737 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2738 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2739 * config/bfin/bfin.c (bfin_handle_option): Handle
2740 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2741 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2742 Support bf534, bf536 and bf561.
2743 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2745 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2748 * config/i386/i386.c (ix86_function_regparm): Process local
2749 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2751 2007-05-07 Mike Stump <mrs@apple.com>
2753 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2754 also checks for and while statements in C++.
2756 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2758 * gcc.c (at_file_supplied): New variable.
2759 (main): Set it if we expanded argv.
2760 (do_spec_1): Pass an @-file to the linker if we were called with
2761 an @-file argument and HAVE_GNU_LD.
2762 * collect2.c (at_file_supplied): New variable.
2763 (response_file): New variable.
2764 (collect_exit): Unlink response_file if necessary.
2765 (handler): Likewise.
2766 (do_wait): Likewise.
2767 (main): Set at_file_supplied if we expanded argv.
2768 (collect_execute): Pass an @-file to subprocesses if we were called
2769 with an @-file argument.
2770 * configure.ac: Add define for HAVE_GNU_LD.
2771 * configure: Regenerate.
2772 * config.in: Regenerate.
2774 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2776 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2782 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2784 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2785 (TARGET_ENCODE_SECTION_INFO): Re-define.
2786 (m32c_encode_section_info): New
2787 (function_vector_handler): New
2788 (current_function_special_page_vector): New
2789 (m32c_special_page_vector_p): New.
2790 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2792 * config/m32c/jump.md: Added instruction JSRS for functions
2793 with attribute "function_vector".
2794 * doc/extend.texi (function_vector): Added description
2795 for M16C, M32C targets.
2797 2007-05-07 DJ Delorie <dj@redhat.com>
2800 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2801 ashrpsi3, lshrpsi3): Update shift count constraint.
2803 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2804 Nathan Froyd <froydnj@codesourcery.com>
2807 * c-incpath.c (add_path): Strip trailing path separators.
2809 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2811 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2812 Free dominance info before purging EH edges.
2813 (eliminate_degenerate_phis): Likewise.
2814 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2816 2007-05-07 Jan Hubicka <jh@suse.cz>
2818 * gimplify.c (gimplify_expr): Do not crash when folding
2819 (void *)(int)&a + 4.
2821 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2824 * c-opts.c (lang_fortran): Make it non static.
2825 * c-common.h (lang_fortran): New prototype.
2826 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2827 -lang-fortran option was passed by the driver.
2829 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2831 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2832 of ASSERT_CHECKING. Tweak message.
2834 2007-05-06 Revital Eres <eres@il.ibm.com>
2837 * loop-unroll.c (insert_var_expansion_initialization):
2838 Initialize the expansions with -zero instead of +zero.
2840 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2842 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2843 into pic and non-pic versions. Mark r19 as used for
2844 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2845 for tgd_load, tld_load and tie_load .
2846 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2847 version of tgd_load, tld_load and tie_load depending on the
2850 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2851 Jakub Jelinek <jakub@redhat.com>
2853 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2854 (__do_global_dtors_aux): Use more paranoid loop to run
2855 destructors if HIDDEN_DTOR_LIST_END.
2856 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2858 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2860 * varasm.c (align_variable): Don't increase alignment for
2861 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2862 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2864 2007-05-04 Josh Conner <jconner@apple.com>
2866 * basic-block.h (cdi_direction): Assign values to all enumeration
2868 (dom_computed): Remove.
2869 (dom_info_state): New.
2870 (set_dom_info_availability): New.
2871 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2872 walk_data.dom_direction.
2873 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2874 instead of dom_computed[].
2875 (split_edge): Likewise.
2876 (create_basic_block): Likewise.
2877 (merge_blocks): Likewise.
2878 * ifcvt.c (find_if_header): Likewise.
2879 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2880 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2881 * tree-ssa.c (verify_ssa): Likewise.
2882 * tree-cfg.c (tree_verify_flow_info): Likewise.
2883 (remove_edge_and_dominated_blocks): Likewise.
2884 * dominance.c (dom_computed): Make static.
2885 (calc_dfs_tree_nonrec): Change third param to a bool.
2886 (calc_dfs_tree): Change second param to a bool.
2887 (calc_idioms): Change second param to a bool. Use
2888 dom_convert_dir_to_idx.
2889 (init_dom_info): Validate dir before using.
2890 (dom_convert_dir_to_idx): New.
2891 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2892 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2893 (free_dominance_info): Use dom_convert_dir_to_idx.
2894 (get_immediate_dominator): Likewise.
2895 (set_immediate_dominator): Likewise.
2896 (get_dominated_by): Likewise.
2897 (redirect_immediate_dominators): Likewise.
2898 (nearest_common_denominator): Likewise.
2899 (dominated_by_p): Likewise.
2900 (bb_dom_dfs_in): Likewise.
2901 (bb_dom_dfs_out): Likewise.
2902 (recount_dominator): Likewise.
2903 (iterate_fix_dominators): Likewise.
2904 (add_to_dominance_info): Likewise.
2905 (delete_from_dominance_info): Likewise.
2906 (first_dom_son): Likewise.
2907 (next_dom_son): Likewise.
2908 (dom_info_available_p): Likewise.
2909 (dom_info_state): New.
2910 (set_dom_info_availability): New.
2912 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2914 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2916 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2918 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2920 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2921 (subdi3, subdi_carry): Delete.
2923 2007-05-04 Jan Hubicka <jh@suse.cz>
2924 Richard Guenther <rguenther@suse.de>
2926 * opts.c (decode_options): Do not fiddle with inlining
2927 parameters in case of optimizing for size.
2928 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2929 for size do nothing.
2930 (cgraph_decide_inlining_of_small_function): When optimizing for
2931 size never inline functions increasing caller size.
2932 (cgraph_early_inlining): Inline for size when optimizing for size.
2934 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2936 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2937 logical operations piecewise.
2938 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2939 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2940 subdi_sesidi_di): Delete.
2941 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2942 the generated sequence. Allow three-reg add in constraints. Rewrite
2943 the rtl expression for carry to avoid zero_extend of a constant.
2944 (sub_with_carry): New pattern.
2945 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2946 different sequence not involving jumps.
2947 (notbi): Now a named pattern.
2949 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2951 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2952 Add the note about a significant loss of accuracy of some
2953 mathematical routines when these options are used.
2955 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2957 * haifa-sched.c (rtx_vec_t): New typedef.
2958 (contributes_to_priority_p): Extract piece of priority () into new
2960 (priority): Use the function. Add assertion.
2961 (rank_for_schedule, set_priorities): Add assertion to check that
2962 insn's priority is initialized.
2963 (clear_priorities, calc_priorities): Change signature. Make it update
2964 all relevant insns. Update all callers ('add_to_speculative_block ()'
2965 and 'create_block_check_twin ()').
2966 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2967 Add new field 'priority_status'.
2968 (INSN_PRIORITY_STATUS): New macro.
2969 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2971 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2973 * sched-ebb.c (debug_ebb_dependencies): New static function.
2974 (init_ready_list): Use it.
2976 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2977 with changed signature and 'debug_rgn_dependencies ()'.
2978 (debug_rgn_dependencies): New static function.
2979 (init_ready_list): Use it.
2981 * sched-int.h (debug_dependencies): Declare.
2983 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2985 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2987 2007-05-04 Dirk Mueller <dmueller@suse.de>
2989 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2991 2007-05-03 Jan Hubicka <jh@suse.cz>
2993 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2994 for pointer type in more cases than before.
2996 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2998 * tree-object-size.c (plus_expr_object_size): When operand size is
2999 unknown, return unknown.
3001 2007-05-03 Dirk Mueller <dmueller@suse.de>
3003 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
3005 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
3008 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
3010 2007-05-03 Janis Johnson <janis187@us.ibm.com>
3012 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
3014 2007-05-03 Joseph Myers <joseph@codesourcery.com>
3016 * config/soft-fp/double.h, config/soft-fp/extended.h,
3017 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
3018 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
3019 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
3020 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
3023 2007-05-03 Ian Lance Taylor <iant@google.com>
3025 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3026 MASK_PPC_GFXOPT for 8540 or 8548.
3028 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3030 * tree-vect-transform.c (vect_update_inits_of_drs): Use
3031 vect_print_dump_info() to output debug information.
3033 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3036 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
3037 operands of size 2 when operand is not MEM_P.
3039 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3041 PR tree-optimization/30565
3042 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3044 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3046 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3047 (umulsi3_highpart): Use them.
3048 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3049 for final accumulator to D regisster tranfser.
3051 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3053 PR tree-optimization/31699
3054 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3056 (vect_enhance_data_refs_alignment): Compute peel amount using
3057 TYPE_VECTOR_SUBPARTS instead of vf.
3058 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3060 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3063 * system.h: Remove inclusion of double-int.h
3064 * tree.h: Include double-int.h
3065 * gengtype.c: Likewise
3066 * cfgloop.h: Likewise
3067 * Makefile.in: Adjust dependencies on double-int.h
3069 2007-05-02 Eric Christopher <echristo@apple.com>
3071 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3072 -shared to -Zdynamiclib.
3074 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3077 * c-common.c (strip_pointer_or_array_types): New function.
3078 * c-common.h (strip_pointer_or_array_types): New function declaration.
3080 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3082 PR tree-optimization/31771
3083 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3085 2007-05-02 Paul Brook <paul@codesourcery.com>
3087 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3089 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3092 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3095 2007-05-02 Nick Clifton <nickc@redhat.com>
3097 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3099 2007-05-02 Richard Guenther <rguenther@suse.de>
3101 PR tree-optimization/31146
3102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3103 argument, single_use_p. If we have a single use that is
3104 a conversion to the definition rhs type, propagate that rhs.
3105 (forward_propagate_addr_expr): Pass single_use_p argument
3106 to forward_propagate_addr_expr_1.
3108 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3110 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3113 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3115 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3116 'AMD Family 10 core'.
3118 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3120 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3121 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3122 with SSE3 instruction set support.
3123 * doc/invoke.texi: Likewise.
3125 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3127 * config/i386/i386.c (override_options): Tuning 32-byte loop
3128 alignment for amdfam10 architecture. Increasing the max loop
3129 alignment to 24 bytes.
3131 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3133 * config/m68k/constraints.md: New.
3134 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3135 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3136 EXTRA_CONSTRAINT): Remove.
3137 * config/m68k/m68k.md: Include constraints.md.
3138 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3140 2007-05-01 Ian Lance Taylor <iant@google.com>
3142 PR tree-optimization/31739
3143 * tree-vrp.c (vrp_val_is_max): New static function.
3144 (vrp_val_is_min): New static function.
3145 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3147 (set_value_range): Use vrp_val_is_{max,min}.
3148 (extract_range_from_assert): Likewise.
3149 (extract_range_from_binary_expr): Likewise.
3150 (extract_range_from_unary_expr): Likewise.
3151 (dump_value_range, vrp_meet): Likewise.
3152 (vrp_visit_phi_node): Likewise.
3153 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3155 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3157 * config/i386/gmon-sol2.c (size_t): New type.
3158 (intptr_t): Likewise.
3159 (s_textsize): Declare as size_t.
3161 (monstartup): Use size_t for sizes.
3162 (_mcount): Save and restore registers.
3163 (internal_mcount): Pass 0 as the first argument to monstartup
3165 (moncontrol): Convert pointer to appropriately sized integer
3166 before passing to profil.
3168 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3170 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3171 __NO_FPRS__, not just if _SOFT_DOUBLE.
3172 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3173 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3174 also for E500 double.
3175 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3176 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3179 2007-05-01 Richard Guenther <rguenther@suse.de>
3181 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3184 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3186 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3188 2007-05-01 Jan Hubicka <jh@suse.cz>
3190 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3193 2007-05-01 Jan Hubicka <jh@suse.cz>
3195 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3196 (maybe_fold_offset_to_reference): Declare.
3197 * fold-const.c (fold_unary): Do not fold
3198 (type *)&A into &A->field_of_type_and_offset_0
3199 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3200 size is unknown, give up.
3201 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3203 (maybe_fold_offset_to_reference): New.
3204 (maybe_fold_stmt_indirect): Use it.
3205 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
3206 * gimplify.c (gimplify_conversion): Canonicalize conversions to
3208 (gimplify_expr): Likewise for plus_expr.
3210 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3212 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
3213 bsi_after_labels. Always insert statements before bsi.
3214 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3215 * predict.c (apply_return_prediction): Check for empty blocks.
3216 * cfgexpand.c (lab_rtx_for_bb): New variable.
3217 (label_rtx_for_bb): Do not create new tree labels.
3218 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
3219 (tree_expand_cfg): Initialize lab_rtx_for_bb.
3220 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
3222 (label_for_bb): Add field used.
3223 (update_eh_label, main_block_label): Mark the label used.
3224 (cleanup_dead_labels): Remove unused labels.
3226 2007-05-01 Richard Guenther <rguenther@suse.de>
3228 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
3229 if it is not about to be set.
3230 (get_value_range): Do not pre-allocate equiv bitmap.
3231 (update_value_range): No need to clear equiv field.
3232 (add_equivalence): Change prototype to get bitmap pointer.
3233 Allocate bitmap here if it is not already.
3234 (extract_range_from_assert): Do not allocate bitmap here.
3235 Update callers to add_equivalence.
3236 (extract_range_from_ssa_name): Likewise.
3237 (get_vr_for_comparison): New static helper.
3238 (compare_name_with_value): Handle NULL equiv bitmap by
3239 peeling the first iteration of the comparison loop.
3240 Use get_vr_for_comparison.
3241 (compare_names): Handle NULL equiv bitmaps by using fake
3242 ones. Use get_vr_for_comparison.
3244 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
3246 * double-int.c (mpz_set_double_int): Moved from
3247 tree-ssa-loop-niter.c.
3248 (mpz_get_double_int): Likewise; also, add option to wrap
3249 out-of-range integers.
3250 * double-int.h: New prototypes for above.
3251 * tree.c (get_static_type_bounds): Moved from
3252 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
3253 TYPE_MAX_VALUE if they exist..
3254 * tree.h: New prototype for above.
3255 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
3256 get_type_bounds calls.
3257 (mpz_set_double_int): Move to double-int.c.
3258 (get_type_bounds): Move to tree.c, rename to
3259 get_static_type_bounds.
3260 (mpz_to_double_int): Move to double-int.c, rename to
3263 2007-04-30 Bob Wilson <bob.wilson@acm.org>
3265 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
3266 DIV0 exception can fall through to a normal return.
3268 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
3272 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3273 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3274 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3275 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3276 initialize align to silence bogus warning.
3277 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3278 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3280 (struct sra_walk_fns): Remove use_all parameter from use.
3281 (sra_hash_tree): Handle BIT_FIELD_REFs.
3282 (sra_elt_hash): Don't hash bitfld blocks.
3283 (sra_elt_eq): Skip them in parent compares as well. Handle
3285 (sra_walk_expr): Don't maintain or pass down use_all_p.
3286 (scan_use): Remove use_all parameter.
3287 (scalarize_use): Likewise. Re-expand assignment to
3288 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3289 output, and re-scalarize after output. Don't mark anything
3291 (scalarize_ldst): Adjust.
3292 (scalarize_walk_gimple_modify_statement): Likewise.
3293 (build_element_name_1): Handle BIT_FIELD_REFs.
3294 (instantiate_element): Don't warn for any element whose parent
3296 (instantiate_missing_elements_1): Return the sra_elt.
3297 (canon_type_for_field): New.
3298 (try_instantiate_multiple_fields): New.
3299 (instantiate_missing_elemnts): Use them.
3300 (mark_no_warning): Removed.
3301 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3302 (REPLDUP, sra_build_elt_assignment): New.
3303 (generate_copy_inout): Use them.
3304 (generate_element_copy): Likewise. Handle bitfld differences.
3305 (generate_element_zero): Don't recurse for blocks. Use
3306 sra_build_elt_assignment.
3307 (generate_one_element_int): Take elt instead of var. Use
3308 sra_build_elt_assignment.
3309 (generate_element_init_1): Adjust.
3310 (scalarize_use, scalarize_copy): Use REPLDUP.
3311 (scalarize_ldst): Move assert before dereference.
3312 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3314 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3317 * tree.c (reconstruct_complex_type): Reconstruct a reference
3319 Also use the same mode for the pointer as the old pointer type.
3321 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3323 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3326 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3328 PR rtl-optimization/31676
3329 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3330 (df_refs_record): Call it.
3332 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3334 * rtl.def (SS_ABS): New code.
3335 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3336 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3337 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3338 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3339 (bfin_init_builtins): Define them.
3340 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3341 (bfin_expand_builtin): ... and handle the others here.
3342 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3343 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3344 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3345 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3346 operand is only HImode.
3348 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3350 * regclass.c (scan_one_insn): Remove splitting of
3353 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3354 Nigel Stephens <nigel@mips.com>
3356 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3358 2007-04-28 Jan Hubicka <jh@suse.cz>
3360 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3361 insn_locators_alloc instead of insn_locators_initialize;
3362 call reset_block_changes.
3363 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3364 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3365 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3366 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3367 * config/score/score.c (th_output_mi_thunk): Likewise.
3368 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3369 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3370 tolerate uninitialized locator info.
3373 * function.c (init_function_start): Don't init line number info.
3374 (expand_function_end): Update.
3375 (reset_block_changes, record_block_change, finalize_block_changes,
3376 check_block_change, free_block_changes): Kill.
3377 * function.h (reset_block_changes, record_block_change,
3378 finalize_block_changes, check_block_change, free_block_changes): Remove
3380 (struct function): Remove ib_boundaries_block.
3381 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3382 Use curr_insn_locator to initialize locator.
3383 (emit_line_note): Remove.
3384 * cfgexpand.c (expand_gimple_cond_expr): Update.
3385 (construct_exit_block): Likewise.
3386 (tree_expand_cfg): Initialize/finalize locators.
3387 * expr.c (expand_expr_real): Update.
3388 * cfglayout.c (line_locators_locs, line_locators_lines,
3389 file_locators_locs, file_locators_files): Remove.
3390 (set_block_levels): Move to cfgexpand.c.
3391 (insn_locators_initialize): Remove.
3392 (pass_insn_locators_initialize): Remove.
3393 (locations_locators_locs, locations_locators_vals): New static vars.
3394 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3396 (insn_locators_alloc, insn_locators_finalize,
3397 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3399 (locator_location): New.
3400 (locator_line, locator_file): Rewrite.
3401 * rtl.h (emit_line_note): Kill.
3402 (insn_locators_alloc, insn_locators_finalize,
3403 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3405 * tree-inline.c (initialize_cfun): Do not initialize
3406 ib_boundaries_block.
3407 * passes.c (pass_insn_locators_initialize): Remove.
3409 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3411 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3412 info. Update last_basic_block correctly.
3414 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3417 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3418 register itself to hold the offset constant. Tell flow the use
3419 of r4 and r5 when they are used.
3421 2007-04-27 Richard Guenther <rguenther@suse.de>
3423 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3424 if we simplified anything.
3425 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3426 warnings until we did a simplification and the stmt was not
3427 marked as TREE_NO_WARNING.
3429 2007-04-27 Mike Stump <mrs@apple.com>
3431 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3433 2007-04-27 Ian Lance Taylor <iant@google.com>
3436 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3437 TYPE_MAX_VALUE exist, convert them to the new type.
3439 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3441 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3442 if it claims to be available.
3443 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3445 (perform_tree_ssa_dce): Always free postdominators.
3447 2007-04-27 Richard Henderson <rth@redhat.com>
3449 * config/alpha/predicates.md (aligned_memory_operand): Mark
3450 as define_special_predicate.
3451 (unaligned_memory_operand, normal_memory_operand): Likewise.
3452 (reg_or_unaligned_mem_operand): Remove.
3453 (any_memory_operand): Match the documentation and check for
3454 non-renumbered pseudos during reload.
3455 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3456 alpha_secondary_reload_class, update to new interface, make static.
3457 Handle CQImode like HImode. Remove FP subreg check.
3458 (alpha_expand_mov): Use replace_equiv_address.
3459 (alpha_expand_mov_nobwx): Use any_memory_operand.
3460 (TARGET_SECONDARY_RELOAD): New.
3461 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3462 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3463 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3464 * config/alpha/alpha.md: ... here.
3465 (RELOAD12, reloadmode): New.
3467 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3468 Don't handle the aligned case here.
3469 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3470 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3471 reload_inhi_help. Don't expect a scratch register.
3472 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3474 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3476 2007-04-27 Richard Guenther <rguenther@suse.de>
3478 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3480 2007-04-27 Richard Guenther <rguenther@suse.de>
3482 PR tree-optimization/30965
3483 PR tree-optimization/30978
3484 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3485 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3486 (find_equivalent_equality_comparison): Likewise.
3487 (simplify_cond): Likewise.
3488 (get_prop_source_stmt): New helper.
3489 (get_prop_dest_stmt): Likewise.
3490 (can_propagate_from): Likewise.
3491 (remove_prop_source_from_use): Likewise.
3492 (combine_cond_expr_cond): Likewise.
3493 (forward_propagate_comparison): New function.
3494 (forward_propagate_into_cond): Rewrite to use fold for
3496 (tree_ssa_forward_propagate_single_use_vars): Call
3497 forward_propagate_comparison to propagate comparisons.
3499 2007-04-27 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/31715
3502 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3503 sure to do computation on the offset in an appropriate
3506 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3508 * reload.h (elimination_target_reg_p): Declare.
3509 * reload.c (find_reloads): Don't apply the reg_rtx move
3510 optimization if the SET_DEST satisfies elimination_target_reg_p.
3511 * reload1.c (elimination_target_reg_p): New function.
3512 (gen_reload): In the move/add2 fallback, make sure that op0
3513 does not overlap the destination register.
3515 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3517 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3518 transform only GIMPLE_MODIFY_STMTs.
3519 * tree-complex.c (expand_complex_operations_1): Ditto.
3520 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3521 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3522 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3524 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3525 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3526 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3527 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3528 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3529 slpeel_add_loop_guard): Ditto.
3530 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3531 * lambda-code.c (perfect_nestify): Ditto.
3532 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3533 before the first statement.
3534 * tree-optimize.c (execute_free_datastructures): Fix comments.
3535 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3536 * tree-flow.h (disband_implicit_edges): Declaration removed.
3537 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3539 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3541 (disband_implicit_edges, has_label_p): Removed.
3542 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3543 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3545 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3547 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3548 also for COND_EXPRs.
3549 * cfgexpand.c (label_rtx_for_bb): New function.
3550 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3551 Use label_rtx_for_bb to find the labels.
3552 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3553 last block. Detect fallthru edges.
3555 2007-04-26 Ian Lance Taylor <iant@google.com>
3558 * reload.c (find_reloads_subreg_address): If the address was valid
3559 in the original mode but not in the new mode, reload the whole
3562 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3564 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3565 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3566 (cleanup_control_expr_graph): Do not invalidate dominance info.
3567 Record altered blocks.
3568 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3569 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3570 cleanup_tree_cfg_bb): New functions.
3571 (remove_forwarder_block): Do not maintain the worklist of blocks.
3572 Record altered blocks.
3573 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3575 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3576 delete_unreachable_blocks if dominators are not available.
3577 * tree-inline.c (optimize_inline_calls): Free dominance information
3579 * tree-flow.h (remove_edge_and_dominated_blocks,
3580 cfgcleanup_altered_bbs): Altered.
3581 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3583 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3585 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3586 do not invalidate dominators.
3588 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3590 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3591 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3592 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3593 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3595 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3597 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3599 2007-04-26 Richard Guenther <rguenther@suse.de>
3601 PR tree-optimization/31703
3602 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3603 the right type for the target of the bittest.
3605 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3607 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3608 ix86_sol10_return_in_memory.
3610 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3612 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3615 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3618 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3620 PR tree-optimization/30558
3621 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3622 clear this_state.prev_try.
3624 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3625 Mark Mitchell <mark@codesourcery.com>
3627 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3628 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3629 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3631 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3634 * doc/invoke.texi (%:print-asm-header): Document.
3635 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3637 (static_spec_functions): Add print-asm-header.
3638 (main): Print a banner before the --target-help linker options.
3639 (print_asm_header_spec_function): New function.
3641 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3644 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3645 (movsf_ie): Likewise.
3647 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3649 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3651 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3653 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3655 (__umodsi3, __modsi3): Likewise.
3657 2007-04-25 Dirk Mueller <dmueller@suse.de>
3659 * c-typeck.c (build_compound_expr): Annotate warning()
3660 call with OPT_Wunused_value.
3661 * tree-ssa.c (warn_uninit): Annotate warning with
3663 * c-common.c (handle_sentinel_attribute): Annotate warning
3664 call with OPT_Wattributes.
3666 2007-04-25 Thiemo Seufer <ths@mips.com>
3668 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3670 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3671 on to the assembler. Improve handling of -mno-mips16. Add handling
3672 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3673 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3674 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3675 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3677 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3680 * config/i386/winnt.c (i386_pe_file_end): Strip only
3681 USER_LABEL_PREFIX when writing export name.
3683 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3685 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3686 sh/elf.h, vx-common.h and vxworks.h.
3687 * config/sh/sh.h: Include config/vxworks-dummy.h.
3688 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3689 (OVERRIDE_OPTIONS): Use it.
3690 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3691 (vxworks_picreg): New pattern.
3692 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3693 VXWORKS_OS_CPP_BUILTINS.
3694 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3695 to their VXWORKS_* equivalents.
3696 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3697 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3698 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3699 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3700 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3701 -mrtp/-fPIC multilibs.
3702 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3703 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3704 (MULTILIB_OSDIRNAMES): Delete.
3706 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3709 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3711 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3713 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3714 rounding mode to be specified by the caller.
3715 (real_to_mpfr) Likewise.
3716 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3717 include new arguments.
3718 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3720 2007-04-24 Ian Lance Taylor <iant@google.com>
3722 PR tree-optimization/31605
3723 * tree-vrp.c (set_value_range): Check that min and max are not
3724 both overflow infinities.
3725 (set_value_range_to_value): New static function.
3726 (extract_range_from_binary_expr): Call set_value_range_to_value.
3727 (extract_range_from_cond_expr): Likewise.
3728 (extract_range_from_expr): Likewise.
3729 (extract_range_from_unary_expr): Likewise. Don't create a range
3730 which overflows on both sides.
3731 (vrp_meet): Check for a useless range.
3732 (vrp_visit_phi_node): If we see a constant which looks like an
3733 overflow infinity, turn off the TREE_OVERFLOW flag.
3735 2007-04-24 Ian Lance Taylor <iant@google.com>
3737 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3739 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3742 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3743 diagnostic message is being built.
3744 * tree-pretty-print.c (dump_generic_node): Only write the
3745 formatted text into BUFFER's stream if we are not building a
3747 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3749 * Makefile.in (toplev.o): Depend on tree-pass.h.
3751 2007-04-24 Ian Lance Taylor <iant@google.com>
3753 PR tree-optimization/31602
3754 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3755 conditionals in the copied loop header.
3756 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3757 warnings if TREE_NO_WARNING is set.
3758 * doc/invoke.texi (Warning Options): Clarify that
3759 -Wstrict-overflow does not warn about loops.
3761 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3763 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3764 expand on the comment about _Decimal128 arguments and check the
3765 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3766 that _Decimal128 argument uses even/odd register pair.
3767 (function_arg): Ditto.
3769 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3771 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3772 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3774 2007-04-24 Richard Guenther <rguenther@suse.de>
3775 Olga Golovanevsky <olga@il.ibm.com>
3777 * fold-const.c (multiple_of_p): Check for bottom
3780 2007-04-24 Richard Henderson <rth@redhat.com>
3782 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3783 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3784 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3785 looking for non-zero bits shifted out. Avoid a recursive call
3786 when constructing the scalar.
3787 (__floatundisf): Likewise.
3789 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3791 * dwarf2out.c (field_byte_offset): Move the existing logic
3792 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3793 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3795 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3798 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3799 argument of 0 for memset.
3800 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3801 unsigned shift instead of the signed variant.
3803 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3805 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3806 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3807 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3808 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3809 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3810 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3811 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3812 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3813 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3814 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3815 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3816 "mul<mode>3", "div<mode>3"): Insn definitions added.
3817 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3818 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3819 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3820 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3821 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3822 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3823 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3824 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3825 TARGET_FLOAT_FORMAT): Macro definitions removed.
3826 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3827 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3828 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3829 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3830 (s390_gen_rtx_const_DI): Function removed.
3831 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3833 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3835 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3836 over an external ffs function.
3838 2007-04-24 Chao-ying Fu <fu@mips.com>
3839 Richard Sandiford <richard@nildram.co.uk>
3841 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3842 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3843 (smadd_widen_optab, umadd_widen_optab): Define.
3844 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3846 * genopinit.c (optabs): Fill in smadd_widen_optab and
3848 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3849 and umadd_widen_optab to implement multiply-add sequences.
3850 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3851 (<u>maddsidi4): ...this. Extend condition to include
3852 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3853 of operand 0 to "ka" and use the three-operand form of madd<u>
3855 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3857 * config/mips/constraints.md (ka): New register constraint.
3859 2007-04-24 Jan Hubicka <j@suse.cz>
3863 2007-04-23 Jan Hubicka <jh@suse.cz>
3864 * function.c (init_function_start): Don't init line number info.
3865 (expand_function_end): Update.
3866 (reset_block_changes, record_block_change, finalize_block_changes,
3867 check_block_change, free_block_changes): Kill.
3868 * function.h (reset_block_changes, record_block_change,
3869 finalize_block_changes, check_block_change, free_block_changes): Remove
3871 (struct function): Remove ib_boundaries_block.
3872 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3873 Use curr_insn_locator to initialize locator.
3874 (emit_line_note): Remove.
3875 * cfgexpand.c (expand_gimple_cond_expr): Update.
3876 (construct_exit_block): Likewise.
3877 (tree_expand_cfg): Initialize/finalize locators.
3878 * expr.c (expand_expr_real): Update.
3879 * cfglayout.c (line_locators_locs, line_locators_lines,
3880 file_locators_locs, file_locators_files): Remove.
3881 (set_block_levels): Move to cfgexpand.c.
3882 (insn_locators_initialize): Remove.
3883 (pass_insn_locators_initialize): Remove.
3884 (locations_locators_locs, locations_locators_vals): New static vars.
3885 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3887 (insn_locators_alloc, insn_locators_finalize,
3888 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3890 (locator_location): New.
3891 (locator_line, locator_file): Rewrite.
3892 * rtl.h (emit_line_note): Kill.
3893 (insn_locators_alloc, insn_locators_finalize,
3894 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3896 * tree-inline.c (initialize_cfun): Do not initialize
3897 ib_boundaries_block.
3898 * passes.c (pass_insn_locators_initialize): Remove.
3900 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3902 * doc/invoke.texi: Removed leading '-' from option index entries.
3904 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3906 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3908 (create_phi_node): Use set_phi_nodes.
3909 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3910 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3911 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3912 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3913 (bsi_start, bsi_last): Use bb_stmt_list.
3914 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3915 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3916 Traverse the statements using tsi iterator.
3917 * basic-block.h (struct basic_block_def): Fields stmt_list
3918 and phi_nodes moved to ...
3919 (struct tree_bb_info): ... new structure.
3920 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3921 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3922 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3923 (tree_verify_flow_info): Verify that il.tree is not set for
3924 entry and exit block.
3925 (tree_split_block): Use set_bb_stmt_list.
3927 2007-04-23 Mike Stump <mrs@apple.com>
3929 * config/i386/i386.c (ix86_tune_features
3930 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3933 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3935 * config/i386/i386.md (prefix_extra): New attribute.
3936 (length): Add prefix_extra.
3938 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3939 (sse2_movntv2di): Likewise.
3940 (sse2_cvtps2dq): Likewise.
3941 (sse2_cvtpd2pi): Likewise.
3942 (sse2_cvttpd2pi): Likewise.
3943 (*sse2_cvtpd2ps): Likewise.
3944 (*add<mode>3): Likewise.
3945 (sse2_ssadd<mode>3): Likewise.
3946 (sse2_usadd<mode>3): Likewise.
3947 (*sub<mode>3): Likewise.
3948 (sse2_sssub<mode>3): Likewise.
3949 (sse2_ussub<mode>3): Likewise.
3950 (*mulv8hi3): Likewise.
3951 (*smulv8hi3_highpart): Likewise.
3952 (*umulv8hi3_highpart): Likewise.
3953 (sse2_umulv2siv2di3): Likewise.
3954 (sse2_pmaddwd): Likewise.
3955 (ashr<mode>3): Likewise.
3956 (lshr<mode>3): Likewise.
3957 (ashl<mode>3): Likewise.
3958 (sse2_ashlti3): Likewise.
3959 (sse2_lshrti3): Likewise.
3960 (*umaxv16qi3): Likewise.
3961 (*smaxv8hi3): Likewise.
3962 (*uminv16qi3): Likewise.
3963 (*sminv8hi3): Likewise.
3964 (sse2_eq<mode>3): Likewise.
3965 (sse2_gt<mode>3): Likewise.
3966 (*and<mode>3): Likewise.
3967 (sse2_nand<mode>3): Likewise.
3968 (*ior<mode>3): Likewise.
3969 (*xor<mode>3): Likewise.
3970 (sse2_packsswb): Likewise.
3971 (sse2_packssdw): Likewise.
3972 (sse2_packuswb): Likewise.
3973 (sse2_punpckhbw): Likewise.
3974 (sse2_punpcklbw): Likewise.
3975 (sse2_punpckhwd): Likewise.
3976 (sse2_punpcklwd): Likewise.
3977 (sse2_punpckhdq): Likewise.
3978 (sse2_punpckldq): Likewise.
3979 (sse2_punpckhqdq): Likewise.
3980 (sse2_punpcklqdq): Likewise.
3981 (*sse2_pinsrw): Likewise.
3982 (*sse2_pextrw): Likewise.
3983 (sse2_pshufd_1): Likewise.
3984 (sse2_uavgv16qi3): Likewise.
3985 (sse2_uavgv8hi3): Likewise.
3986 (sse2_psadbw): Likewise.
3987 (sse2_pmovmskb): Likewise.
3988 (*sse2_maskmovdqu): Likewise.
3989 (*sse2_maskmovdqu_rex64): Likewise.
3990 (sse4a_extrqi): Likewise.
3991 (sse4a_extrq): Likewise.
3992 (sse3_lddqu): Set prefix_rep.
3993 (sse3_addsubv4sf3): Likewise.
3994 (sse3_haddv4sf3): Likewise.
3995 (sse3_hsubv4sf3): Likewise.
3996 (sse_cvtss2si): Likewise.
3997 (sse_cvtss2si_2): Likewise.
3998 (sse_cvtss2siq): Likewise.
3999 (sse_cvtss2siq_2): Likewise.
4000 (sse_cvttss2si): Likewise.
4001 (sse_cvttss2siq): Likewise.
4002 (sse2_cvttps2dq): Likewise.
4003 (sse3_movshdup): Likewise.
4004 (sse3_movsldup): Likewise.
4005 (sse2_cvtsd2si): Likewise.
4006 (sse2_cvtsd2si_2): Likewise.
4007 (sse2_cvtsd2siq): Likewise.
4008 (sse2_cvtsd2siq_2): Likewise.
4009 (sse2_cvttsd2si): Likewise.
4010 (sse2_cvttsd2siq): Likewise.
4011 (*sse2_cvtpd2dq): Likewise.
4012 (*sse2_cvttpd2dq): Likewise.
4013 (sse2_pshuflw_1): Likewise.
4014 (sse2_pshufhw_1): Likewise.
4015 (sse4a_insertqi): Likewise.
4016 (sse4a_insertq): Likewise.
4017 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
4018 (ssse3_phadddv4si3): Likewise.
4019 (ssse3_phaddswv8hi3): Likewise.
4020 (ssse3_phsubwv8hi3): Likewise.
4021 (ssse3_phsubdv4si3): Likewise.
4022 (ssse3_phsubswv8hi3): Likewise.
4023 (ssse3_pmaddubswv8hi3): Likewise.
4024 (ssse3_pmulhrswv8hi3): Likewise.
4025 (ssse3_pshufbv16qi3): Likewise.
4026 (ssse3_psign<mode>3): Likewise.
4027 (ssse3_palignrti): Likewise.
4028 (abs<mode>2): Likewise.
4029 (ssse3_phaddwv4hi3): Set prefix_extra.
4030 (ssse3_phadddv2si3): Likewise.
4031 (ssse3_phaddswv4hi3): Likewise.
4032 (ssse3_phsubwv4hi3): Likewise.
4033 (ssse3_phsubdv2si3): Likewise.
4034 (ssse3_phsubswv4hi3): Likewise.
4035 (ssse3_pmaddubswv4hi3): Likewise.
4036 (ssse3_pmulhrswv4hi3): Likewise.
4037 (ssse3_pshufbv8qi3): Likewise.
4038 (ssse3_psign<mode>3): Likewise.
4039 (ssse3_palignrdi): Likewise.
4040 (abs<mode>2): Likewise.
4041 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4042 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4043 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4045 2007-04-23 Nick Clifton <nickc@redhat.com>
4047 * params.def: Fix formatting of emacs local variables.
4049 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4051 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4052 move if inter-unit move isn't allowed.
4053 Don't split moving the first element of V2DI to DI to inter-unit
4054 move if inter-unit move isn't allowed.
4056 2007-04-23 Richard Guenther <rguenther@suse.de>
4058 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4059 and CDI_POST_DOMINATORS separately.
4061 2007-04-23 Nick Clifton <nickc@redhat.com>
4063 * c.opt (Wformat-contains-nul): Add warning attribute.
4065 2007-04-23 Jan Hubicka <jh@suse.cz>
4067 * function.c (init_function_start): Don't init line number info.
4068 (expand_function_end): Update.
4069 (reset_block_changes, record_block_change, finalize_block_changes,
4070 check_block_change, free_block_changes): Kill.
4071 * function.h (reset_block_changes, record_block_change,
4072 finalize_block_changes, check_block_change, free_block_changes): Remove
4074 (struct function): Remove ib_boundaries_block.
4075 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4076 Use curr_insn_locator to initialize locator.
4077 (emit_line_note): Remove.
4078 * cfgexpand.c (expand_gimple_cond_expr): Update.
4079 (construct_exit_block): Likewise.
4080 (tree_expand_cfg): Initialize/finalize locators.
4081 * expr.c (expand_expr_real): Update.
4082 * cfglayout.c (line_locators_locs, line_locators_lines,
4083 file_locators_locs, file_locators_files): Remove.
4084 (set_block_levels): Move to cfgexpand.c.
4085 (insn_locators_initialize): Remove.
4086 (pass_insn_locators_initialize): Remove.
4087 (locations_locators_locs, locations_locators_vals): New static vars.
4088 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4090 (insn_locators_alloc, insn_locators_finalize,
4091 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4093 (locator_location): New.
4094 (locator_line, locator_file): Rewrite.
4095 * rtl.h (emit_line_note): Kill.
4096 (insn_locators_alloc, insn_locators_finalize,
4097 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4099 * tree-inline.c (initialize_cfun): Do not initialize
4100 ib_boundaries_block.
4101 * passes.c (pass_insn_locators_initialize): Remove.
4103 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4106 * expr.c (reduce_to_bit_field_precision): Handle
4109 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4111 PR tree-optimization/24659
4112 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4113 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4114 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4115 * genopinit.c (optabs): Rename vec_pack_mod_optab
4116 to vec_pack_trunc_optab.
4117 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4118 early for scalar floating point operands for NOP_EXPR.
4119 (vectorizable_type_promotion): Ditto.
4120 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4121 vec_pack_trunc_optab.
4122 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4124 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4125 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4126 Rename from VEC_PACK_MOD_EXPR.
4127 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4128 * expr.c (expand_expr_real_1): Ditto.
4129 * tree-inline.c (estimate_num_insns_1): Ditto.
4130 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4132 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4133 (vec_unpacks_lo_v4sf): Ditto.
4134 (vec_pack_trunc_v2df): Ditto.
4135 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4136 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4137 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4139 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4141 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4143 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4144 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4145 packing of floating point operands.
4146 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4147 represent unpacking of floating point operands.
4148 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4149 [vec_unpacks_hi]: Ditto.
4150 [vec_unpacks_lo]: Ditto.
4152 2007-04-22 Jan Hubicka <jh@suse.cz>
4154 * final.c (rest_of_handle_final): Call
4155 targetm.asm_out.constructor/targetm.asm_out.destructor
4156 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4157 proper priority via decl_*_priority_insert.
4158 * c-common.c (c_expand_body): Likewise.
4160 2007-04-22 Richard Guenther <rguenther@suse.de>
4162 PR tree-optimization/29789
4163 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4164 (rewrite_reciprocal): New helper split out from
4165 determine_invariantness_stmt.
4166 (rewrite_bittest): Likewise.
4167 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4168 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4171 2007-04-22 Revital Eres <eres@il.ibm.com>
4173 * loop-unroll.c (var_to_expand): New field to support also
4174 insns of the form x = something + x.
4175 (analyze_insn_to_expand_var): Use it.
4176 (expand_var_during_unrolling): Likewise.
4178 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4180 * predict.c: Include pointer-set.h.
4181 (bb_predictions): New variable.
4182 (tree_predicted_by_p, tree_predict_edge,
4183 remove_predictions_associated_with_edge): Use bb_predictions map
4184 instead of bb->predictions.
4185 (clear_bb_predictions, assert_is_empty): New functions.
4186 (combine_predictions_for_bb): Use bb_predictions map. Call
4187 clear_bb_predictions.
4188 (tree_estimate_probability): Create and free bb_predictions map.
4189 * Makefile.in (predict.o): Add pointer-set.h dependency.
4190 * basic-block.h (struct basic_block_def): Remove predictions
4192 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4194 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4197 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4200 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4202 * timevar.c (timevar_print): Change reference of --disable-checking to
4203 --enable-checking=release. Also warn if assert checking is disabled.
4205 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4208 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
4209 decl as addressable if the compound literal was marked as
4211 Mark the decl as a gimple register if it is a complex or
4212 vector decl and does not live in memory.
4214 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4216 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4217 (GENERIC_NEXT): New function macro.
4218 (PHI_CHAIN): Use phi_node's new chain variable.
4219 (tree_phi_node): Change tree_common to tree_base
4220 and add the chain field.
4221 * tree-phinodes.c (make_phi_node): Don't set
4222 TREE_TYPE on the new node.
4223 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
4224 instead of checking GIMPLE_TUPLE_P in chain_next.
4225 * tree-vect-transform.c
4226 (get_initial_def_for_induction): Look at
4227 PHI_RESULT_TREE for the type of the phi node.
4228 (update_vuses_to_preheader): Use PHI_CHAIN
4229 instead of TREE_CHAIN on the phi node.
4230 * tree-ssa-structalias.c (compute_points_to_sets):
4232 (ipa_pta_execute): Likewise.
4234 2007-04-21 Richard Guenther <rguenther@suse.de>
4237 * fold-const.c (fold_unary): Call fold_convert_const on the
4240 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
4242 * gcse.c (store_killed_in_insn): Handle PARALLELs.
4243 (store_killed_in_pat): New.
4245 2007-04-20 Richard Henderson <rth@redhat.com>
4248 * config/i386/i386.c (type_has_variadic_args_p): Look for any
4249 TREE_LIST with a void_type_node value, not void_list_node exactly.
4251 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
4253 * doc/standards.texi: Re-arrange into language-specific
4254 subsections. Add a C++ section, documenting which standards we
4257 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4259 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
4260 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
4262 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
4264 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
4265 ecrti.o and crtbegin.o.
4266 (LIB_DEFAULT_SPEC): Include -lc.
4267 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
4269 2007-04-20 Richard Henderson <rth@redhat.com>
4272 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
4273 argument; update all callers.
4274 (get_unaligned_offset): New.
4275 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
4276 get_unaligned_address, just pass on the address directly.
4277 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
4278 the subreg in the helper patterns.
4279 (unaligned_extendqidi_le): Use get_unaligned_offset.
4280 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
4281 (unaligned_extendhidi_be): Likewise.
4282 (unaligned_extendhidi): Tidy.
4283 * config/alpha/alpha-protos.h: Update.
4285 2007-04-20 Richard Henderson <rth@redhat.com>
4287 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
4288 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4289 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
4290 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4291 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4292 (CPP_SPEC): Don't include %(cpp_subtarget).
4293 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
4294 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4295 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4297 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4299 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4300 for __builtin_ia32_cmpordss.
4302 PR tree-optimization/31632
4303 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4304 and arg1 for optimizations of comparison against min/max values.
4305 Fold arg0 to arg1's type for optimizations of comparison against
4306 min+1 and max-1 values.
4308 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4310 * reload.c (combine_reloads): When trying to use a dying register,
4311 check whether it's uninitialized and don't use if so.
4313 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4315 * fold-const.c: Remove prototypes for native_encode_expr and
4316 native_interpret_expr.
4317 (native_encode_expr): Make non-static.
4318 (native_interpret_expr): Likewise.
4319 * tree.h: Add prototypes for the above.
4321 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4323 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4324 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4325 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4326 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4327 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4328 Add length attributes.
4330 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4332 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4335 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4336 __STDC_WANT_DEC_FP__.
4338 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4340 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4341 for long double compatibility.
4342 * configure: Regenerate.
4344 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4346 PR rtl-optimization/29841
4347 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4349 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4350 that may cause control flow transfer from being moved.
4352 2007-04-18 Jan Hubicka <jh@suse.cz>
4354 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4357 2007-04-18 Eric Christopher <echristo@apple.com>
4359 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4360 only. Update operands.
4361 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4362 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4363 link register to pic register.
4365 2007-04-18 Dirk Mueller <dmueller@suse.de>
4368 * tree-vrp.c (search_for_addr_array): New.
4369 (check_array_bounds): Suppress warning about
4370 address taken of array refs if its not de-referenced.
4372 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4374 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4375 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4377 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4378 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4379 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4381 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4383 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4385 (vect_analyze_scalar_cycles): Fix indentation.
4386 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4387 (vect_mark_relevant): Include phis in relevance analysis.
4389 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4391 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4393 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4394 output_operand_lossage().
4396 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4398 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4399 the unused code for reduction without adjust-in-epilog to simplify the
4402 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4404 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4405 (S390_TDC_NEGATIVE_ZERO): New constant.
4406 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4407 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4408 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4409 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4410 (S390_TDC_POSITIVE_INFINITY): New constant.
4411 (S390_TDC_NEGATIVE_INFINITY): New constant.
4412 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4413 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4414 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4415 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4416 (S390_TDC_INFINITY): New constant.
4417 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4418 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4419 optimization for UNSPEC_CCZ_TO_INT.
4420 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4421 ("*ccz_to_int"): New insn.
4422 ("isinf<mode>2"): New insn.
4423 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4424 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4425 (UNSPEC_CCZ_TO_INT): New constant.
4427 2007-04-18 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/19431
4430 PR tree-optimization/21463
4431 * tree-pass.h (pass_phiprop): Declare.
4432 * passes.c (init_optimization_passes): New phiprop pass.
4433 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4434 (phivn_valid_p): New helper function.
4435 (phiprop_insert_phi): Likewise.
4436 (propagate_with_phi): Likewise.
4437 (tree_ssa_phiprop): New propagator propagating loads
4438 through phi nodes if profitable.
4440 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4442 * tree-vect-analyze.c (process_use): New function.
4443 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4444 Check phis in all bbs.
4445 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4448 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4450 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4453 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4456 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4459 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4461 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4463 (sse_vmmulv4sf3): Likewise.
4464 (sse2_vmaddv2df3): Likewise.
4465 (sse2_vmmulv2df3): Likewise.
4467 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4469 PR rtl-optimization/31360
4470 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4471 (target_reg_cost): New.
4472 (init_set_costs): Initialize target_reg_cost. Add comments
4473 regarding the rationale of the costs.
4474 (global_cost_for_size): Renamed to...
4475 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4476 of register pressure.
4477 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4478 estimate_reg_pressure_cost. Add number of ivs.
4479 (determine_set_costs): Dump target_reg_cost.
4480 * loop-invariant.c (gain_for_invariant): Use
4481 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4482 (best_gain_for_invariant, find_invariants_to_move): Remove
4484 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4485 (target_reg_cost): Declare.
4486 (global_cost_for_size): Declaration removed.
4487 (estimate_reg_pressure_cost): Declare.
4489 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4491 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4492 regnos into even/odd register pairs.
4493 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4494 TDmode similar to the other floating point modes.
4495 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4496 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4498 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4499 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4500 (movdd_hardfloat64): Use TARGET_MFPGPR.
4502 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4504 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4507 2005-01-05 Richard Henderson <rth@redhat.com>
4509 * reload1.c (do_input_reload): Restrict the optimization deleteing
4510 a previous output reload to RELOAD_FOR_INPUT.
4512 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4514 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4515 induc_vec_info_type.
4516 (vectorizable_induction): New function declaration.
4517 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4518 check if already vectorized. Find first place in BB where new stmts
4519 can be inserted. Takes only one argument.
4520 (vectorizable_induction): New function.
4521 (vect_transform_stmt): Add case for induc_vec_info_type to call
4522 vectorizable_induction.
4523 (vect_transform_loop): Consider phis for vectorization.
4524 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4526 (analyze_operations): Call vectorizable_induction when analyzing phis.
4528 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4529 (vect_mark_relevant): Include phis in relevance analysis.
4530 (vect_mark_stmts_to_be_vectorize): Likewise.
4531 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4533 2007-04-16 Lawrence Crowl <crowl@google.com>
4535 * doc/invoke.texi (Debugging Options): Add documentation for the
4536 -femit-struct-debug options -femit-struct-debug-baseonly,
4537 -femit-struct-debug-reduced, and
4538 -femit-struct-debug-detailed[=...].
4540 * c-opts.c (c_common_handle_option): Add
4541 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4542 and OPT_femit_struct_debug_detailed_.
4543 * c.opt: Add specifications for
4544 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4545 and -femit-struct-debug-detailed[=...].
4546 * opts.c (set_struct_debug_option): Parse the
4547 -femit-struct-debug-... options.
4548 * opts.c (matches_main_base, main_input_basename,
4549 main_input_baselength, base_of_path, matches_main_base): Add
4550 variables and functions to compare header base name to compilation
4552 * opts.c (should_emit_struct_debug): Add to determine to emit a
4553 structure based on the option.
4554 (dump_struct_debug) Also disabled function to debug this
4556 * opts.c (handle_options): Save the base name of the
4559 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4560 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4561 This hook indicates if a type is generic. Set it by default
4563 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4564 to determine if a struct type is generic or not.
4565 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4566 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4567 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4570 * flags.h (enum debug_info_usage): Add an enumeration to describe
4571 a program's use of a structure type.
4572 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4573 to indicate the program's usage of the type. Filter structs based
4574 on the -femit-struct-debug-... specification.
4575 (gen_type_die): Split into two routines, gen_type_die and
4576 gen_type_die_with_usage. gen_type_die is now a wrapper
4577 that assumes direct usage.
4578 (gen_type_die_with_usage): Replace calls to gen_type_die
4579 with gen_type_die_with_usage adding the program usage of
4580 the referenced type.
4581 (dwarf2out_imported_module_or_decl): Suppress struct debug
4582 information using should_emit_struct_debug when appropriate.
4584 2007-04-16 Ian Lance Taylor <iant@google.com>
4586 PR tree-optimization/31522
4587 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4588 (vrp_initialize): Allocate vr_phi_edge_counts.
4589 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4590 executable edge. Drop test for all constants.
4591 (vrp_finalize): Free vrp_phi_edge_counts.
4593 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4594 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4596 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4597 predecessors at head rather than tail.
4599 2007-04-16 Matthias Klose <doko@debian.org>
4601 * config/alpha/linux.h (CPP_SPEC): Define.
4602 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4604 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4606 * function.h: Remove sequence_stack extern declaration.
4608 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4610 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4612 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4615 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4617 * config/avr/avr.c (avr_arch_types): Rearranging array.
4618 (enum avr_arch): Add.
4619 (avr_mcu_types): Use avr_arch enumeration constants instead of
4621 * config/avr/avr.h (LINK_SPEC): Simplify.
4623 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4625 * config/m68k/m68k.c (m68k_libcall_value,
4626 m68k_function_value): Use macros for register names more.
4628 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4630 (M68K_REGNAME): Use A6_REG.
4631 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4633 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4636 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4637 'pending_read_list_length' and 'pending_write_list_length'. Update
4639 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4640 to handle two length counters instead of one. Update all uses.
4641 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4642 two length counters instead of one.
4643 * sched-rgn.c (propagate_deps): Update to handle two length counters
4646 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4649 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4650 copy of source, pass it to ix86_expand_vector_set and return
4653 2007-04-16 David Ung <davidu@mips.com>
4654 Joseph Myers <joseph@codesourcery.com>
4656 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4657 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4658 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4659 Add 74K processor information.
4660 * config/mips/mips.md: Include 74k.md.
4661 (cpu): Add 74kc,74kf,74kx.
4662 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4663 * config/mips/74k.md: New.
4664 * doc/invoke.texi (MIPS Options): Document 74K support.
4666 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4668 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4669 vectorizable_* functions.
4670 * tree-vect-transform.c (vectorizable_call): Add check for
4671 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4672 (vectorizable_store): likewise.
4673 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4675 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4676 (vectorizable_type_promotion, vectorizable_load): Likewise.
4677 (vectorizable_live_operation, vectorizable_condition): Likewise.
4678 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4680 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4682 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4684 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4685 register numbers more.
4686 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4687 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4688 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4689 FUNCTION_VALUE_REGNO_P): Likewise.
4690 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4691 STATIC_CHAIN_REGNUM): Likewise.
4692 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4693 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4694 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4695 * config/m68k/m68k.md (FP_REG): New.
4697 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4699 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4702 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4704 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4705 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4708 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4710 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4713 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4716 * c-decl.c (finish_decl): Grab the type of the decl after the call
4717 to store_init_value.
4719 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4721 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4723 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4726 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4727 post dominators and cleanup cfg before returning.
4729 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4731 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4732 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4734 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4736 * config.gcc: Recognize fido.
4737 * config/m68k/m68k-devices.def (fidoa): New.
4738 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4740 (FL_FIDOA, TARGET_FIDOA): New.
4741 * config/m68k/m68k.opt (mfidoa): New.
4743 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4746 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4747 when a personality function is used.
4749 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4751 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4753 2007-04-13 Mike Stump <mrs@apple.com>
4755 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4757 * config/darwin.opt (fapple-kext): Make C++ only.
4758 * config/darwin.c (darwin_override_options): Remove code to ensure
4759 -fapple-kext is given for C++ only.
4761 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4763 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4764 * config/mips/mips.c (override_options): Call
4765 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4767 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4769 * config/i386/i386.opt (msvr3-shlib): Removed.
4771 * doc/invoke.texi: Remove -msvr3-shlib.
4773 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4775 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4776 with "popcnt" instruction.
4778 2007-04-13 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/21258
4781 * tree-vrp.c (compare_case_labels): New helper.
4782 (find_switch_asserts): New function.
4783 (find_assert_locations): Call it for SWITCH_EXPRs.
4785 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4787 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4788 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4789 check is now implied in X87_FLOAT_MODE_P.
4790 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4791 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4792 (fix_trunc<mode>_i386_fisttp): Ditto.
4793 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4794 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4795 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4796 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4797 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4798 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4799 (unnamed_splitters): Ditto.
4800 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4801 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4802 FIRST_SSE_REG for local functions when SSE math is enabled or
4803 for functions with sseregparm attribute.
4804 (standard_80387_constant_p): Return -1 if mode is not
4806 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4807 (ix86_expand_compare): Ditto.
4808 (ix86_expand_carry_flag_compare): Ditto.
4809 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4810 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4811 DECIMAL_FLOAT_MODE_P.
4812 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4813 of SCALAR_FLOAT_MODE_P.
4814 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4815 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4816 checks before FLOAT_MODE_P.
4817 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4818 before FLOAT_MODE_P.
4823 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4825 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4826 Charles Wilson <libtool@cwilson.fastmail.fm>
4828 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4829 (libgcc.mvars): Don't depend on them.
4830 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4831 * exec-tool.in: New.
4833 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4835 * doc/invoke.text (--help): Document --help=common.
4837 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4839 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4841 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4843 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4844 * genemit.c (main): Emit #include "integrate.h".
4845 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4846 (LOADGP_RTP): New mips_loadgp_style.
4847 * config/mips/mips.h: Include config/vxworks-dummy.h.
4848 (TARGET_RTP_PIC): New macro.
4849 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4850 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4851 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4853 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4854 -mvxworks-pic when using -mrtp and a PIC option.
4855 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4857 (mips_symbolic_constant_p, mips_symbolic_address_p)
4858 (mips_symbol_insns): Handle SYMBOL_HALF.
4859 (override_options): Warn about -G and -mrtp being used together.
4860 Initialize mips_lo_relocs[SYMBOL_HALF].
4861 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4862 (mips_emit_loadgp): Handle LOADGP_RTP.
4863 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4864 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4865 (tablejump): Handle function-relative case table entries if
4867 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4869 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4871 * config/mips/mips.md (load_call<mode>): Allow any general register.
4873 (sibcall_value_internal, sibcall_value_multiple_internal)
4874 (call_value_internal, call_value_split, call_value_multiple_internal)
4875 (call_value_multiple_split): Remove constraints from operand 0.
4877 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4879 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4880 rather than loadgp_noshared.
4881 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4882 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4884 * config/mips/mips.md (loadgp): Rename to...
4885 (loadgp_newabi): ...this.
4886 (loadgp_noshared): Rename to...
4887 (loadgp_absolute): ...this.
4889 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4891 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4892 false for locally-binding symbols.
4893 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4895 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4897 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4898 (SYMBOL_GOT_PAGE_OFST): ...this.
4899 (SYMBOL_GOT_GLOBAL): Rename to...
4900 (SYMBOL_GOT_DISP): ...this.
4901 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4902 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4903 * config/mips/mips.c (mips_global_symbol_p): New function.
4904 (mips_symbol_binds_local_p): Likewise.
4905 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4906 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4907 and mips_symbol_binds_local_p.
4908 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4909 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4910 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4912 (mips_ok_for_lazy_binding_p): New function.
4913 (mips_load_call_address, mips_expand_call): Use it.
4914 (mips_dangerous_for_la25_p): Likewise.
4915 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4916 (*got_disp<mode>): Use got_disp_operand instead of
4917 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4918 SYMBOL_GOTOFF_GLOBAL.
4919 (*got_page<mode>): Use got_page_ofst_operand instead of
4921 * config/mips/predicates.md (const_call_insn_operand): Use
4922 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4923 (global_got_operand): Rename to...
4924 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4926 (local_got_operand): Rename to...
4927 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4928 of SYMBOL_GOT_LOCAL.
4930 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4932 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4933 TARGET_CALL_CLOBBERED_GP.
4934 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4935 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4936 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4937 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4938 of TARGET_ABICALLS && !TARGET_NEWABI.
4939 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4940 * config/mips/mips.c (mips_load_call_address): Check
4941 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4942 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4943 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4944 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4945 TARGET_ABICALLS && TARGET_NEWABI.
4946 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4948 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4949 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4950 TARGET_ABICALLS && TARGET_NEWABI.
4951 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4952 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4953 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4954 whether indirect calls must use $25.
4955 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4957 * config/mips/mips.md (jal_macro): Check flag_pic and
4958 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4959 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4960 instead of TARGET_ABICALLS.
4961 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4962 TARGET_ABICALLS && TARGET_OLDABI.
4963 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4964 (sibcall): In the comment above the define_insn, mention
4965 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4966 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4967 instead of TARGET_ABICALLS.
4969 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4971 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4972 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4973 (MACFLAGS_MATCH_P): New macro.
4974 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4975 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4976 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4977 the other MACFLAG constants.
4978 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4979 (flag_machi): Tighten constraints. Renumber some of the operands.
4980 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4982 (flag_machi_parts_acconly): New pattern.
4983 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4985 (flag_macinit1hi): Tighten constraints.
4986 (flag_mul_macv2hi_parts_acconly): New pattern.
4988 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4989 Use a more efficient implementation.
4990 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4991 inline sequences when not optimizing for size.
4993 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4994 movhi_high2low): Delete, merge functionality into...
4995 (packv2hi): ... this pattern.
4997 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4998 * config/bfin/bfin.opt (msim): New option.
4999 (mcpu=): New option.
5000 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
5001 (bfin_cpu_t): Typedef of enum bfin_cpu.
5002 (bfin_cpu_type): New declaration.
5003 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
5004 -msim and -mcpu= options.
5005 (LIB_SPEC): Likewise.
5006 * config/bfin/bfin.c (bfin_cpu_type): Define.
5007 (bfin_handle_option): Handle -mcpu= option.
5008 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
5009 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
5010 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
5012 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5014 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
5015 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
5016 (powerpc-wrs-vxworksae): Use ${tm_file}.
5017 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
5018 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
5019 * config/i386/vx-common.h: New file.
5021 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5023 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
5026 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
5028 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
5031 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
5035 * c-common.c (c_build_qualified_type): Set canonical type
5038 2007-04-12 Richard Guenther <rguenther@suse.de>
5040 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5041 lower bound and element size if lower bound is not zero
5042 or either of the ARRAY_REF operands is set.
5044 2007-04-12 Richard Guenther <rguenther@suse.de>
5046 PR tree-optimization/24689
5047 PR tree-optimization/31307
5048 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5050 * gimplify.c (canonicalize_addr_expr): To be consistent with
5051 gimplify_compound_lval only set operands two and three of
5052 ARRAY_REFs if they are not gimple_min_invariant. This makes
5053 it never at this place.
5054 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5056 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5058 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5059 null before emitting a .nsubspa directive.
5061 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5063 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5064 need_to_partition_p if there are no memory statements in the
5067 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5069 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5070 (gcd_of_steps_may_divide_p): New function.
5071 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5073 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5075 * reload.c (find_reloads_toplev, find_reloads_address,
5076 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5077 not a pointer equality test, to decide if we need to call
5078 push_reg_equiv_alt_mem.
5080 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5082 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5083 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5084 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5086 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5088 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5089 vector to be positive.
5091 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5095 * doc/invoke.texi: Document --params max-aliased-vops and
5097 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5098 debug_memory_partitions): Move to tree-flow.h
5099 * params.h (AVG_ALIASED_VOPS): Define.
5100 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5102 (mp_info_t): Likewise.
5103 (get_mem_sym_stats_for): New.
5104 (set_memory_partition): Move from tree-flow-inline.h.
5105 (mark_non_addressable): Only clear the set of symbols for the
5106 partition if it exists.
5107 (dump_memory_partitions): Move from tree-ssa-operands.c
5108 (debug_memory_partitions): Likewise.
5109 (need_to_partition_p): New.
5110 (dump_mem_ref_stats): New.
5111 (debug_mem_ref_stats): New.
5112 (dump_mem_sym_stats): New.
5113 (debug_mem_sym_stats): New.
5114 (update_mem_sym_stats_from_stmt): New.
5115 (compare_mp_info_entries): New.
5116 (mp_info_cmp): Call it.
5117 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5119 (get_mpt_for): Move from tree-ssa-operands.c.
5120 (find_partition_for): New.
5121 (create_partition_for): Remove.
5122 (estimate_vop_reduction): New.
5123 (update_reference_counts): New.
5124 (build_mp_info): New.
5125 (compute_memory_partitions): Refactor.
5126 Document new heuristic.
5127 Call build_mp_info, update_reference_counts,
5128 find_partition_for and estimate_vop_reduction.
5129 (compute_may_aliases): Populate virtual operands before
5130 calling debugging dumps.
5131 (delete_mem_sym_stats): New.
5132 (delete_mem_ref_stats): New.
5133 (init_mem_ref_stats): New.
5134 (init_alias_info): Call it.
5135 (maybe_create_global_var): Remove alias_info argument.
5136 Get number of call sites and number of pure/const call sites
5137 from gimple_mem_ref_stats().
5138 (dump_alias_info): Call dump_memory_partitions first.
5139 (dump_points_to_info_for): Show how many times a pointer has
5141 * opts.c (decode_options): For -O2 set --param
5142 max-aliased-vops to 500.
5143 For -O3 set --param max-aliased-vops to 1000 and --param
5144 avg-aliased-vops to 3.
5145 * fortran/options.c (gfc_init_options): Remove assignment to
5147 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5148 * tree-dfa.c (dump_variable): Dump memory reference
5150 Dump NO_ALIAS* settings.
5151 (referenced_var_lookup): Tidy.
5152 (mem_sym_stats): New.
5153 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5154 and ORIG are different SSA names for a memory partition.
5155 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5156 * tree-flow.h (struct mem_sym_stats_d): Define.
5157 (mem_sym_stats_t): Define.
5158 (struct mem_ref_stats_d): Define.
5159 (struct gimple_df): Add field mem_ref_stats.
5160 (enum noalias_state): Define.
5161 (struct var_ann_d): Add bitfield noalias_state.
5162 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5163 debug_mem_ref_stats, debug_memory_partitions,
5164 debug_mem_sym_stats): Declare.
5165 * tree-ssa-structalias.c (update_alias_info): Update call
5166 sites, pure/const call sites and asm sites in structure
5167 returned by gimple_mem_ref_stats.
5168 Remove local variable IS_POTENTIAL_DEREF.
5169 Increase NUM_DEREFS if the memory expression is a potential
5171 Call update_mem_sym_stats_from_stmt.
5172 If the memory references memory, call
5173 update_mem_sym_stats_from_stmt for all the direct memory
5174 symbol references found.
5175 (intra_create_variable_infos): Set noalias_state field for
5176 pointer arguments according to the value of
5177 flag_argument_noalias.
5178 * tree-ssa-structalias.h (struct alias_info): Remove fields
5179 num_calls_found and num_pure_const_calls_found.
5180 (update_mem_sym_stats_from_stmt): Declare.
5181 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5182 Set default value to 100.
5183 (PARAM_AVG_ALIASED_VOPS): Define.
5185 2007-04-11 Richard Guenther <rguenther@suse.de>
5188 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5189 a * -b + c as c - a * b if we honor sign dependent rounding.
5191 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5193 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5195 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5196 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5198 (initialize_trampoline): Don't use old-style function definition.
5199 (bfin_secondary_reload): Mark IN_P argument as unused.
5201 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5203 PR tree-optimization/31343
5204 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
5205 (build_polynomial_chrec): Return a scalar when the evolution is zero.
5206 * testsuite/gcc.dg/vect/pr31343.c: New.
5208 2007-04-10 Eric Christopher <echristo@apple.com>
5210 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
5211 * config/i386/i386.md (*cmpfp0): Use.
5212 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5213 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5214 (fix_trunc<mode>_i386_fisttp): Ditto.
5215 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5216 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5217 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5218 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5219 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5220 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5221 (unnamed_splitters): Ditto.
5222 * config/i386/i386.c (output_fix_trunc): Assert that
5223 we're not being passed a TFmode operand.
5225 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
5227 PR tree-optimization/31526
5228 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
5229 n_basic_blocks to find newly added blocks.
5231 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
5233 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
5235 (fix_trunc<mode>si_sse): Ditto.
5236 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
5237 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
5238 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
5239 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
5240 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
5241 expander using SSEMODEF mode macro.
5242 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
5243 expander using SSEMODEF mode macro.
5244 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
5245 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
5246 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
5247 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
5248 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
5249 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
5250 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
5251 Macroize insn using X87MODEF mode macro.
5253 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
5255 * config/i386/sse.md (sse2_pinsrw): Removed.
5256 (sse2_pextrw): Renamed to ...
5257 (*sse2_pextrw): This.
5259 2007-04-09 Jan Hubicka <jh@suse.cz>
5262 * config/i386/sse.md
5263 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
5264 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
5265 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
5266 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
5268 2007-04-09 Jan Hubicka <jh@suse.cz>
5270 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
5271 multiple fields of union.
5273 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
5275 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
5276 (create_preheaders): Check that loops are available.
5277 (fix_loop_structure): Clean up, improve comments.
5278 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
5279 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
5281 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
5282 * predict.c (tree_estimate_probability): Do not call
5283 calculate_dominance_info. Call create_preheaders.
5284 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
5285 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
5287 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
5288 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
5289 * tree-cfg.c (tree_split_edge): Make an assert more precise.
5290 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
5293 2007-04-08 Jan Hubicka <jh@suse.cz>
5295 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5296 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5297 * fold-const.c (fold_unary): Use it.
5299 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5301 * varasm.c (assemble_variable): Remove call to
5302 lang_hooks.decls.prepare_assemble_variable.
5303 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5304 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5305 * langhooks.h (lang_hooks_for_decls): Remove
5306 prepare_assemble_variable.
5308 2007-04-08 Mike Stump <mrs@apple.com>
5310 * config/i386/i386.c: Use inc/dec on Core2.
5312 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5314 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5315 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5316 lhd_tree_inlining_end_inlining): Remove.
5317 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5318 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5320 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5321 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5322 lhd_tree_inlining_end_inlining): Remove prototypes.
5323 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5324 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5325 LANG_HOOKS_TREE_INLINING_START_INLINING,
5326 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5328 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5331 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5334 * config/avr/predicates.md (io_address_operand): Delete predicate.
5335 (low_io_address_operand): Don't use 'mode' argument.
5336 (higth_io_address_operand): Rename ...
5337 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5338 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5341 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5343 Revert change removing staticp.
5345 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5348 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5351 2007-04-07 Bruce Korb <bkorb@gnu.org>
5353 * c.opt: Add -Wformat-contains-nul.
5354 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5356 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5357 the NUL byte warning.
5359 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5361 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5363 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5365 * tree.c (staticp): No longer use staticp langhook.
5366 * langhooks.c (lhd_staticp): Removed.
5367 * langhooks.h (struct lang_hooks): Remove staticp.
5368 * c-common.c (c_staticp): Remove.
5369 * c-common.h (c_staticp): Ditto.
5370 * langhooks-defs.h (lhd_staticp): Ditto.
5371 (LHD_HOOKS_STATICP): Ditto
5372 * tree.h (gcc_assert_lowered): New macro.
5374 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5376 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5377 argument "reliable".
5378 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5379 Add argument "reliable". Propagate it through calls.
5380 (infer_loop_bounds_from_undefined): Derive number of iterations
5381 estimates from references in blocks that do not dominate loop latch.
5382 (gcov_type_to_double_int): New function.
5383 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5384 and expected_loop_iterations_unbounded.
5385 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5386 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5387 * tree-data-ref.c (estimated_loop_iterations): Export.
5388 (get_references_in_stmt): Fix -- do not return addresses of local
5390 * cfgloop.h (expected_loop_iterations_unbounded,
5391 estimated_loop_iterations): Declare.
5393 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5395 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5397 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5399 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5400 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5401 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5402 Use output_387_reg_move().
5403 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5404 expander using X87MODEF12 mode macro.
5405 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5406 choosing register preferences. Use output_387_reg_move().
5407 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5408 instead of "x". Use output_387_reg_move().
5409 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5410 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5411 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5412 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5413 Use output_387_reg_move().
5414 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5416 (*truncxf?f_i387 splitter): Ditto.
5418 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5420 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5421 LANG_HOOKS_SAFE_FROM_P.
5422 * expr.c (safe_from_p): Remove langhook call.
5423 * langhooks.h (lang_hooks): Remove safe_from_p.
5424 (lhd_safe_from_p): Remove prototype.
5425 * langhooks.c (lhd_safe_from_p): Remove.
5427 2007-04-06 Jan Hubicka <jh@suse.cz>
5429 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5432 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5434 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5435 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5436 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5437 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5439 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5440 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5442 2007-04-05 Richard Henderson <rth@redhat.com>
5444 * config/alpha/alpha.c (print_operand) [+]: Remove.
5445 (alpha_end_function): Print nop if call at end of function.
5446 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5447 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5448 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5449 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5450 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5451 the call pattern. Update peepholes to match.
5453 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5455 * doc/extend.texi (Other Builtins): Add decimal float variants
5457 * builtins.def: Ditto.
5458 * builtins.c (expand_builtin): Ditto.
5460 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5461 H.J. Lu <hongjiu.lu@intel.com>
5464 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5465 of V8HImode when calling ix86_binary_operator_ok.
5466 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5467 (sdot_prodv8hi): Operands 1 and 2 must be register.
5469 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5471 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5472 initialize align to silence bogus warning.
5474 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5477 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5479 (struct sra_walk_fns): Remove use_all parameter from use.
5480 (sra_hash_tree): Handle BIT_FIELD_REFs.
5481 (sra_elt_hash): Don't hash bitfld blocks.
5482 (sra_elt_eq): Skip them in parent compares as well. Handle
5484 (sra_walk_expr): Don't maintain or pass down use_all_p.
5485 (scan_use): Remove use_all parameter.
5486 (scalarize_use): Likewise. Re-expand assignment to
5487 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5488 output, and re-scalarize after output. Don't mark anything
5490 (scalarize_ldst): Adjust.
5491 (scalarize_walk_gimple_modify_statement): Likewise.
5492 (build_element_name_1): Handle BIT_FIELD_REFs.
5493 (instantiate_element): Don't warn for any element whose parent
5495 (instantiate_missing_elements_1): Return the sra_elt.
5496 (canon_type_for_field): New.
5497 (try_instantiate_multiple_fields): New.
5498 (instantiate_missing_elemnts): Use them.
5499 (mark_no_warning): Removed.
5500 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5501 (REPLDUP, sra_build_elt_assignment): New.
5502 (generate_copy_inout): Use them.
5503 (generate_element_copy): Likewise. Handle bitfld differences.
5504 (generate_element_zero): Don't recurse for blocks. Use
5505 sra_build_elt_assignment.
5506 (generate_one_element_int): Take elt instead of var. Use
5507 sra_build_elt_assignment.
5508 (generate_element_init_1): Adjust.
5509 (scalarize_use, scalarize_copy): Use REPLDUP.
5510 (scalarize_ldst): Move assert before dereference.
5511 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5513 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5515 * regmove.c: Fix unused variable warnings due to previous commit.
5517 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5519 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5520 (regmove_bb_head): Remove.
5521 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5522 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5523 problems with fixup_match_1.
5524 Don't initialize/free regmove_bb_head.
5526 (reg_is_remote_constant_p): If an insn is in the same basic block
5527 but not before INSN, consider it remote, too.
5529 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5532 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5533 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5535 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5537 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5538 (CONDITIONAL_REGISTER_USAGE): Likewise.
5540 2007-04-04 Richard Henderson <rth@redhat.com>
5542 * config/alpha/lib1funcs.asm: Remove unused file.
5544 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5547 * opts.c (print_specific_help): Fix --help=<language>
5549 (common_handle_option): Support --help=common.
5551 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5554 * gcc.c (main): Do not run the linker if
5555 print_subprocess_help indicates that it shouldn't be
5558 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5561 * doc/invoke.texi (--help=): Document <languages> value, fix
5562 formatting in tables of values.
5564 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5566 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5567 dllimport attribute of virtual methods.
5569 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5571 * config/score/crti.asm: Change _bss_start to __bss_start.
5572 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5573 (OUTGOING_REG_PARM_STACK_SPACE) update.
5574 * config/score/score.opt: add options to make backend support
5575 score5, score5u, score7 and score7d.
5576 * config/score/score.md: Likewise.
5577 * config/score/misc.md: Likewise.
5578 * config/score/mac.md: Likewise.
5579 * doc/invoke.texi: Likewise.
5580 * doc/md.texi: update constraints define.
5582 2007-04-03 Richard Henderson <rth@redhat.com>
5584 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5585 an appropriate type, use the mode instead.
5587 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5589 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5590 Set the default --with-arch setting to mips2.
5591 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5592 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5593 (MULTILIB_OSDIRNAMES): Delete.
5594 (MULTILIB_DIRNAMES): Define.
5595 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5596 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5597 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5598 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5599 VXWORKS_OS_CPP_BUILTINS.
5600 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5601 (MIPS_DEBUGGING_INFO): Undefine.
5602 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5604 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5607 * fold-const.c (native_encode_real): Encode real.c provided longs
5608 as a series of 32-bit native integers.
5609 (native_interpret_real): Interpret buffer as a series of 32-bit
5612 2007-04-03 Richard Guenther <rguenther@suse.de>
5614 * genpreds.c (write_insn_constraint_len): Write function
5615 optimized for CONSTRAINT_LEN implementation.
5616 (write_tm_preds_h): Output insn_constraint_len inline and
5617 use it for CONSTRAINT_LEN.
5618 (write_insn_preds_c): Don't output insn_constraint_len.
5619 * doc/md.texi (define_register_constraint): Document multi-letter
5620 constraints shall have the same length if they start with the same
5623 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5626 * config/i386/i386.md (isinf<mode>2): Expand only when
5627 TARGET_C99_FUNCTIONS is set.
5629 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5631 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5632 (x86_64-*-linux*): Ditto.
5633 * config/i386/i386.opt (mpc): New option.
5634 * config/i386/i386.c (overrride_options): Handle
5635 ix87_precision_string.
5636 * config/i386/crtprec.c: New file.
5637 * config/i386/t-crtpc: Ditto.
5638 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5640 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5641 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5642 crtprec32.o, crtprec64.o and crtprec80.o.
5644 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5646 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5648 2007-04-02 Eric Christopher <echristo@apple.com>
5650 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5651 limitations on darwin.
5653 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5656 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5658 2007-04-02 Dave Korn <dave.korn@artimi.com>
5660 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5662 2007-04-02 Dave Korn <dave.korn@artimi.com>
5664 * libgcc2.h (exception_descriptor): Don't forward-declare.
5665 (__get_eh_table_language, __get_eh_table_version): Delete
5666 prototypes of long-dead functions.
5668 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5670 * ebitmap.h: New file
5671 * ebitmap.c: New file
5672 * Makefile.in (ebitmap.o): New target.
5674 2007-04-01 Jan Hubicka <jh@suse.cz>
5676 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5677 before very first instruction.
5679 2007-04-01 Jan Hubicka <jh@suse.cz>
5681 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5682 waring on 64bit hosts.
5683 * bitmap.h: Fix typo in bitmap_head_def.
5685 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5687 PR rtl-optimization/31391
5688 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5689 into a DELETED_LABEL note, and the label is in an empty basic
5690 block, update BB_END as well as BB_HEAD.
5692 2007-04-01 Richard Henderson <rth@redhat.com>
5694 PR tree-optimization/31169
5695 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5696 to varying if the range is outside [0, prec-1].
5698 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5701 * config/mips/mips.md (load_const_gp): New insn.
5702 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5703 the MIPS16 GP pseudo register if no_new_pseudos.
5704 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5706 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5709 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5711 (call_value): Likewise.
5713 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5714 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5717 * doc/invoke.texi: (optimization options): Reword description
5718 of -ffast-math. Document its primary purpose.
5720 2007-03-31 Richard Guenther <rguenther@suse.de>
5722 * omp-low.c (splay-tree.h): Include.
5723 (lookup_decl): Replace splay-tree usage by pointer-map.
5724 (maybe_lookup_decl): Likewise.
5725 (new_omp_context): Likewise.
5726 (delete_omp_context): Likewise.
5727 * gimplify.c (splay-tree.h): Include.
5728 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5730 (remap_ssa_name): Likewise.
5731 (remap_decl): Likewise.
5732 (remap_type_1): Likewise.
5733 (remap_type): Likewise.
5734 (copy_body_r): Likewise.
5735 (expand_call_inline): Likewise.
5736 (clone_body): Likewise.
5737 (copy_tree_r): Likewise.
5738 (remap_save_expr): Likewise.
5739 (unsave_r): Likewise.
5740 (unsave_expr_now): Likewise.
5741 (tree_function_versioning): Likewise.
5742 (build_duplicate_type): Likewise.
5743 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5744 (struct copy_body_data): Replace splay-tree by pointer-map.
5745 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5746 not $(SPLAY_TREE_H).
5747 (gimplify.o): Depend on $(SPLAY_TREE_H).
5748 (omp-low.p): Likewise.
5750 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5752 * config/avr/predicates.md (even_register_operand,
5753 odd_register_operand): New predicates.
5754 * config/avr/avr.md (movw peephole2): New.
5755 (movw_r peephole2): New.
5757 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5759 * tree.h (get_signed_or_unsigned_type): New.
5760 * fold-const.c (operand_equal_for_comparison_p): Use
5761 get_signed_or_unsigned_type instead of
5762 lang_hooks.types.signed_or_unsigned_type.
5763 * expr.c (store_expr): Ditto.
5764 * langhooks.c (get_signed_or_unsigned_type): New.
5765 (lhd_signed_or_unsigned_type): New.
5766 * langhooks.h (lhd_signed_or_unsigned_type): New.
5767 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5769 2007-03-30 Richard Henderson <rth@redhat.com>
5771 * tree-ssa-loop-ivopts.c: Include target.h.
5772 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5773 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5774 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5775 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5777 2007-03-30 Richard Henderson <rth@redhat.com>
5778 Kai Tietz <kai.tietz@onevision.com>
5780 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5782 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5783 (TARGET_64BIT_MS_ABI): New.
5784 (DBX_REGISTER_NUMBER): Handle 64-bit.
5785 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5786 (LONG_TYPE_SIZE): Force to 32.
5787 (REG_PARM_STACK_SPACE): New.
5788 (OUTGOING_REG_PARM_STACK_SPACE): New.
5789 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5790 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5791 (STACK_BOUNDARY): Use 128 for 64-bit.
5792 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5793 Add 64-bit implementation.
5794 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5796 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5797 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5798 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5799 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5800 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5801 TARGET_64BIT_MS_ABI.
5802 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5803 (ix86_pass_by_reference): Likewise.
5804 (ix86_function_value_regno_p): Likewise.
5805 (ix86_build_builtin_va_list): Likewise.
5806 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5807 (function_arg_advance_ms_64): New.
5808 (function_arg_advance): Call it.
5809 (function_arg_ms_64): New.
5810 (function_arg): Call it.
5811 (function_value_ms_64): New.
5812 (ix86_function_value_1): Call it.
5813 (return_in_memory_ms_64): New.
5814 (ix86_return_in_memory): Call it.
5815 (setup_incoming_varargs_ms_64): New.
5816 (ix86_setup_incoming_varargs): Call it.
5817 (ix86_expand_prologue): Handle 64-bit stack probing.
5818 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5819 (output_pic_addr_const): Likewise.
5820 (x86_this_parameter): Likewise.
5821 (x86_output_mi_thunk): Likewise.
5822 (x86_function_profiler): Likewise.
5823 (TARGET_STRICT_ARGUMENT_NAMING): New.
5824 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5825 (TARGET_64BIT_MS_ABI): New.
5826 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5827 * config/i386/i386.md (allocate_stack_worker): Remove.
5828 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5829 describe the clobber of eax without a match_scratch.
5830 (allocate_stack_worker_postreload): Remove.
5831 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5832 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5833 (allocate_stack_worker_rex64_postreload): Remove.
5834 (allocate_stack): Handle 64-bit.
5835 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5836 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5837 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5838 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5839 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5840 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5841 * config.build (x86_64-*-mingw*): New host.
5842 * config.host (x86_64-*-mingw*): New host.
5843 * config.gcc (x86_64-*-mingw*): New target.
5844 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5846 2007-03-30 Richard Henderson <rth@redhat.com>
5847 Kai Tietz <kai.tietz@onevision.com>
5849 * c-pragma.c (struct def_pragma_macro_value): New.
5850 (struct def_pragma_macro): New.
5851 (pushed_macro_table): New.
5852 (dpm_hash, dpm_eq): New.
5853 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5854 (init_pragma): Install them.
5855 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5857 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5859 * config/avr/avr.c (avr_override_options): Clear
5860 'flag_delete_null_pointer_checks'.
5862 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5865 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5866 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5867 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5868 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5869 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5870 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5871 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5873 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5875 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5877 * regmove.c: Move all of pass_stack_adjustments from here...
5878 * combine-stack-adj.c: ...to this new file.
5879 * Makefile.in: Add rules for combine-stack-adj.o.
5881 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5883 PR tree-optimization/31383
5884 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5885 to have the same length.
5887 2007-03-30 Jan Hubicka <jh@suse.cz>
5890 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5891 availablility; add more sanity checking; ask varpool only about
5894 2007-03-29 Richard Henderson <rth@redhat.com>
5896 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5897 to decide, but __SIZEOF_LONG_LONG__.
5899 2007-03-29 Richard Henderson <rth@redhat.com>
5901 * emutls.c (struct __emutls_array): New.
5902 (emutls_destroy): Use it instead of casting element 0 from void*.
5903 (__emutls_get_address): Likewise.
5905 2007-03-29 Richard Henderson <rth@redhat.com>
5907 * varasm.c (initializer_constant_valid_p): Don't deny
5908 DECL_DLLIMPORT_P on functions.
5910 * config/i386/cygming.h: Remove function declarations.
5911 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5912 (ASM_OUTPUT_LABELREF): Remove.
5913 (COMMON_ASM_OP): Remove.
5914 (ASM_OUTPUT_COMMON): Remove.
5915 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5916 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5917 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5918 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5919 Rename from TARGET_ENCODE_SECTION_INFO.
5920 * config/i386/netware.h: Likewise.
5921 * config/i386/i386-protos.h: Update.
5922 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5923 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5924 (legitimate_constant_p): Reject dllimports.
5925 (dllimport_map, get_dllimport_decl): New.
5926 (legitimize_dllimport_symbol): New.
5927 (legitimize_address, ix86_expand_move): Use it.
5928 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5929 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5930 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5931 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5932 * config/i386/predicates.md (constant_call_address_operand): Only
5933 accept symbols; reject dllimport_p symbols.
5934 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5935 i386_pe_maybe_record_exported_symbol.
5936 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5937 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5938 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5939 trust the setting of DECL_DLLIMPORT_P.
5940 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5941 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5942 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5943 tidy the argument scanning loop.
5944 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5945 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5946 (i386_pe_strip_name_encoding): Remove.
5947 (i386_pe_binds_local_p): New.
5948 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5949 (i386_pe_output_labelref): Remove.
5950 (i386_pe_asm_output_aligned_decl_common): New.
5951 (i386_pe_maybe_record_exported_symbol): Rename from
5952 i386_pe_record_exported_symbol; check for dllexported symbols.
5954 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5956 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5957 add comment explaining why vsnprintf cannot be used.
5959 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5961 PR tree-optimization/30666
5962 * tree.c (build_complex_type): When creating type names for DWARF2
5963 debug info, create TYPE_DECLs for TYPE_NAME instead of
5965 (build_common_tree_nodes_2): Use build_complex_type when building
5966 predefined complex types, to preserve canonical types.
5968 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5970 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5971 (noce_get_alt_condition): Look at it to determine whether to
5972 reverse the condition or not.
5973 (noce_get_condition): Substitute the truth for lies.
5974 (noce_find_if_block): Set the then_else_reversed field.
5976 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5978 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5979 destination of this insn.
5980 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5981 than calling gen_rtx_SET directly. Use r0 to hold the value of
5982 'address + 4' rather than a stack based temporary which can be
5985 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5987 * config/s390/s390.c (s390_secondary_input_reload_class,
5988 s390_secondary_output_reload_class): Functions removed.
5989 (s390_secondary_reload): New function.
5990 (TARGET_SECONDARY_RELOAD): Target macro defined.
5991 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5992 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5993 * config/s390/s390.md ("reload_outti", "reload_outdi",
5994 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5995 "reload_out<mode>"): Expanders removed.
5996 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5997 "reload<mode>_nonoffmem_out"): Expanders added.
5999 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6001 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
6002 SRC->DEST replacement failed anyway.
6004 2007-03-28 Mike Stump <mrs@apple.com>
6006 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
6007 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
6008 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
6010 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6012 * config.gcc: Accept barcelona as a variant of amdfam10.
6013 * config/i386/i386.c (override_options): Likewise.
6014 * doc/invoke.texi: Likewise.
6016 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
6018 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
6019 offsets for BIT_FIELD_REF and COMPONENT_REF.
6021 2007-03-28 Richard Guenther <rguenther@suse.de>
6023 * tree.c (is_global_var): Move ...
6024 * tree-flow-inline.h (is_global_var): ... here.
6025 * tree.h (is_global_var): Remove declaration.
6027 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
6029 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
6031 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
6032 * config/i386/i386.c (ix86_tune_features): Initialize new
6034 * config/i386/predicates.md (promotable_binary_operator): Use
6035 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
6037 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6040 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6042 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6044 * config/fr30/fr30.md (movsi_internal): Change destination
6045 constraint from m to V and add m to the end.
6047 2007-03-28 Christian Bruel <christian.bruel@st.com>
6049 * config/sh/sh.md (movsi_i): Fix type attribute.
6051 2007-03-28 Christian Bruel <christian.bruel@st.com>
6053 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6054 (movsf_ie): Likewise.
6056 2007-03-28 Christian Bruel <christian.bruel@st.com>
6058 * config.gcc: Add sh4-300 to multilib.
6059 * config/sh/t-mlib-sh4-300: New file.
6061 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6063 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6064 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6066 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6067 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6068 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6069 "fixuns_trunctddi2"): Whitespace fix.
6071 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6073 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6074 the definition of struct sh_args.
6075 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6076 CALL_COOKIE_INT_REG_GET): Likewise.
6078 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6080 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6081 transformations are applied successfully.
6083 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6085 * tree.c (tree_contains_struct): Permit 512 tree codes.
6086 * tree.h (tree_contains_struct): Ditto.
6087 (MAX_TREE_CODES): Ditto.
6088 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6089 SPARE member to store remaining padding bits.
6091 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6093 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6096 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6098 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6099 * configure: Regenerate.
6101 * configure: Regenerate using the correct version of autoconf.
6103 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6105 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6107 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6108 regs to "__SP_L__" and "__SP_H__".
6110 2007-03-27 Richard Guenther <rguenther@suse.de>
6112 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6113 computations with it with a HOST_WIDE_INT variable.
6115 2007-03-26 Mike Stump <mrs@apple.com>
6117 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6118 objective-c-header, objective-c++-header and objc++-cpp-output
6120 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6122 2007-03-26 Richard Henderson <rth@redhat.com>
6125 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6126 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6127 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6128 IX86_BUILTIN_PSRLQ128): New.
6129 (ix86_init_mmx_sse_builtins): Add them.
6130 (ix86_expand_builtin): Expand them.
6131 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6132 operand 2 be TImode.
6133 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6134 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6135 _mm_srli_epi64): Mark __B const.
6136 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6137 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6138 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6139 new two-vector shift builtins.
6141 2007-03-26 Ian Lance Taylor <iant@google.com>
6143 PR tree-optimization/31345
6144 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6145 [+INF, +INF(OVF)] into VARYING.
6147 2007-03-26 Zack Weinberg <zackw@panix.com>
6149 * gengtype-parse.c: New file.
6150 * gengtype-yacc.y: Delete.
6151 * gengtype-lex.l: Don't include gengtype-yacc.h.
6152 Define YY_DECL and yyterminate appropriately for recursive
6153 descent parser. yylval is now a string out-parameter to yylex.
6154 (HWS, EOID): New shorthand.
6155 (IWORD): Add a couple more types.
6156 (yylex): Add a setup stanza. Remove the complex rules for
6157 detecting GTY'ed types and typedefs; replace with simple
6158 keyword detectors. Adjust everything for the changed
6159 definition of yylval. Ignore all pp-directives, not just #define.
6161 (parse_file): Rename yybegin; do not call yyparse.
6163 * gengtype.c (xasprintf): Export again.
6164 (this_file): New. Use everywhere __FILE__ was being used.
6165 (get_lang_bitmap): Special case types defined in gengtype.c.
6166 (do_typedef, new_structure): Suppress definition of certain types.
6167 (new_structure): Improve diagnostics of duplicate definitions.
6168 Make sure location_s is associated with input.h.
6169 (nreverse_pairs, define_location_structures): New functions.
6170 (main): Improve tagging of kludge types. Remove old kludges
6171 for input.h types; use define_location_structures.
6172 * gengtype.h: Update prototypes. Define token codes here.
6173 * Makefile.in: Remove all references to gengtype-yacc.
6174 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6176 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6177 add GTY((skip)) to the field that's only conditionally there.
6178 * doc/install.texi: Document that Bison is no longer required
6179 unless building treelang.
6181 * gengtype.c: Don't include gtyp-gen.h.
6182 (srcdir): Declare here.
6183 (base_files, lang_dir_names): Allocate dynamically.
6184 (gt_files, num_gt_files, num_lang_dirs): New globals.
6185 (measure_input_list, read_input_line, read_input_list)
6186 (set_lang_bitmap): New functions.
6187 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6188 simplify, relying on read_input_list to set up the bitmaps.
6189 (main): Arguments are no longer unused. Check for correct number
6190 of command line arguments, set srcdir and srcdir_len, then call
6191 read_input_list, before doing anything else. No need to worry
6192 about duplicates in main loop.
6193 * configure.ac: Simplify the calculation of all_gtfiles.
6194 Put language tags in there. Don't set or substitute
6195 all_gtfiles_files_langs or all_gtfiles_files_frags.
6196 * Makefile.in: Revamp the way gengtype is invoked, now that it
6197 takes a file on its command line with a much simpler format.
6198 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6199 (GTFILES): Remove duplicates and C source files.
6200 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6201 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6202 * configure: Regenerate.
6204 * gengtype.h: Remove all type definitions to gengtype.c; leave
6205 only definitions of options_p, type_p, and pair_p as opaque
6206 pointers. Update prototypes.
6207 * gengtype.c: Many type definitions moved here from gengtype.h.
6208 Consolidate type definitions at the top of the file.
6209 (xvasprintf): Delete.
6210 (xasprintf): Make static.
6211 (create_nested_pointer_option): Add 'next' parameter.
6212 (create_field_all, create_field_at): New functions.
6213 (create_field): Now a thin wrapper around create_field_all.
6214 (create_optional_field): Rename create_optional_field_ and add
6215 line argument. Original name is now a macro which supplies
6217 (oprintf): Use vsnprintf directly.
6218 (close_output_files): Use fatal rather than perror/exit.
6219 (note_def_vec, note_def_vec_alloc): Use create_field_at.
6220 (main): Set progname. Don't use exit.
6221 * gengtype-yacc.y (struct_fields): Use create_field_at.
6222 (option, optionseqopt): Delete.
6223 (optionseq): Consolidate productions from option here so we
6224 can use the first argument to create_option.
6226 * gengtype-lex.l: Distinguish unions from structures in the
6227 token type. Don't call find_structure; return the tag as a string.
6228 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
6229 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
6230 Reorganize typedef_struct production accordingly.
6231 Use create_nested_ptr_option.
6232 * gengtype.c (create_nested_ptr_option): New function.
6233 * gengtype.h: Declare it.
6235 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
6236 (string_type): Don't declare.
6237 (do_scalar_typedef): Declare.
6238 (create_scalar_type): Update prototype.
6239 * gengtype.c (string_type): Make static.
6240 (scalar_nonchar, scalar_char): New.
6241 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
6242 (resolve_typedef): Use scalar_nonchar for error recovery.
6243 (create_scalar_type): Remove name_len field. Return scalar_char
6244 or scalar_nonchar as appropriate.
6245 (adjust_field_type): Look at scalar_is_char boolean to decide whether
6247 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
6249 (main): Initialize scalar_char and scalar_nonchar before calling
6251 * gengtype-lex.l: Adjust for removal of second argument to
6252 create_scalar_type. Use yylval.s instead of yylval.t when
6254 * gengtype-yacc.y: Type of SCALAR is string. Call
6255 create_scalar_type from type:SCALAR rule. Adjust for removal of
6256 second argument to create_scalar_type.
6258 * vec.h: Remove all #if IN_GENGTYPE blocks.
6259 Add comment saying that changes may require adjustments to gengtype.
6260 * gengtype.c: Don't include coretypes.h or tm.h.
6261 Add comment to inclusion of errors.h.
6262 (note_def_vec, note_def_vec_alloc): New functions.
6263 * gengtype.h: Declare new functions.
6264 * gengtype-lex.l: Don't include coretypes.h.
6265 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
6267 (update_lineno): Remove unnecessary prototype.
6268 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
6269 (VEC rule): Just return VEC_TOKEN.
6270 * gengtype-yacc.y (VEC_TOKEN): New token type.
6271 (type): Add a production for VEC(a,b).
6272 * Makefile.in: Update dependencies.
6274 * gengtype-lex.l: Remove rules for parsing pointer-to-function
6275 typedefs that use the old PARAMS macro.
6277 * gengtype-lex.l: Remove all rules and states relating to yacc
6279 * gengtype-yacc.y: Similarly.
6280 * gengtype.c (note_yacc_type): Delete function.
6281 * gengtype.h: Update prototypes.
6283 2007-03-26 Joseph Myers <joseph@codesourcery.com>
6285 * tree-pretty-print.c (dump_generic_node): Report precision of
6286 unnamed integer types.
6288 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
6290 * ifcvt.c (noce_try_store_flag_constants): Don't check
6291 no_new_pseudos here.
6292 (noce_try_store_flag_constants): Don't check no_new_pseudos.
6293 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
6294 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6295 noce_try_sign_mask): Likewise.
6296 (if_convert): Check no_new_pseudos here.
6298 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6300 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6301 (noce_get_condition): Handle new then_else_reversed argument.
6302 (noce_init_if_info): Remove, fold into noce_find_if_block.
6303 (noce_process_if_block): Take a struct noce_if_info as the
6304 argument. Don't set up one based on ce_if_info. Update pointer
6305 references accordingly.
6306 (cond_move_process_if_block): Likewise.
6307 (process_if_block): Removed.
6308 (find_if_block): Removed. Move functionality two new functions,
6309 noce_find_if_block and cond_exec_find_if_block.
6310 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6311 blocks and the symmetric IF-ELSE-JOIN case.
6312 (cond_exec_find_if_block): Also new function mostly based on old
6313 find_if_block and process_if_block.
6314 (find_if_header): Replace find_if_block call with separately
6315 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6316 (find_cond_trap): Update noce_get_condition call.
6317 (dead_or_predicable): Likewise.
6319 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6321 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6323 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6324 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6325 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6326 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6327 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6328 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6329 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6330 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6331 __builtin_ia32_psrad128 builtins.
6333 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6335 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6336 * config/i386/constraints.md
6337 (define_constraint "I"): Use IN_RANGE macro.
6338 (define_constraint "J"): Ditto.
6339 (define_constraint "K"): Ditto.
6340 (define_constraint "M"): Ditto.
6341 (define_constraint "N"): Ditto.
6342 (define_constraint "O"): Ditto.
6343 * config/i386/predicates.md
6344 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6345 (define_predicate "const_0_to_3_operand"): Ditto.
6346 (define_predicate "const_0_to_7_operand"): Ditto.
6347 (define_predicate "const_0_to_15_operand"): Ditto.
6348 (define_predicate "const_0_to_63_operand"): Ditto.
6349 (define_predicate "const_0_to_255_operand"): Ditto.
6350 (define_predicate "const_1_to_31_operand"): Ditto.
6351 (define_predicate "const_2_to_3_operand"): Ditto.
6352 (define_predicate "const_4_to_7_operand"): Ditto.
6354 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6356 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6357 in SImode for save_world.
6358 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6361 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6363 PR tree-optimization/30784
6364 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6367 2007-03-25 Revital Eres <eres@il.ibm.com>
6369 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6370 Fold movement_possibility function into it.
6372 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6374 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6375 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6376 (call_indirect_nonlocal_darwin64): Same.
6377 (call_nonlocal_darwin64): Same.
6378 (call_value_indirect_nonlocal_darwin64): Same.
6379 (call_value_nonlocal_darwin64): Same.
6380 (sibcall_nonlocal_darwin64): Same.
6381 (sibcall_value_nonlocal_darwin64): Same.
6382 (sibcall_symbolic_64): Same.
6383 (sibcall_value_symbolic_64): Same.
6384 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6386 (rs6000_emit_load_toc_table): Same.
6387 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6388 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6394 (load_toc_v4_pic_si): Same
6395 (load_toc_v4_PIC_1): Same.
6396 (load_toc_v4_PIC_1b): Same.
6397 (call_indirect_aix{32,64}): Same.
6398 (call_value_indirect_aix{32,64}): Same.
6401 (call_local{32,64}): Same.
6402 (call_value_local{32,64}): Same.
6403 (call_indirect_nonlocal_aix{32,64}): Same.
6404 (call_nonlocal_aix{32,64}): Same.
6405 (call_value_indirect_nonlocal_aix{32,64}): Same.
6406 (call_value_nonlocal_aix{32,64}): Same.
6407 (call_indirect_nonlocal_sysv<mode>): Same.
6408 (call_nonlocal_sysv<mode>): Same.
6409 (call_value_indirect_nonlocal_sysv<mode>): Same.
6410 (call_value_nonlocal_sysv<mode>): Same.
6412 (sibcall_local{32,64}): Same.
6413 (sibcall_value_local{32,64}): Same.
6414 (sibcall_nonlocal_aix{32,64}): Same.
6415 (sibcall_value_nonlocal_aix{32,64}): Same.
6416 (sibcall_nonlocal_sysv<mode>): Same.
6417 (sibcall_value): Same.
6418 (sibcall_value_nonlocal_sysv<mode>): Same.
6420 2007-03-24 Paul Brook <paul@codesourcery.com>
6422 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6423 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6425 2007-03-24 Richard Henderson <rth@redhat.com>
6427 * config/ia64/constraints.md: New file.
6428 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6429 satisfies_constraint_?.
6430 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6431 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6432 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6433 ia64_output_mi_thunk): Likewise.
6434 (ia64_const_ok_for_letter_p): Remove.
6435 (ia64_const_double_ok_for_letter_p): Remove.
6436 (ia64_extra_constraint): Remove.
6437 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6438 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6439 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6440 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6441 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6442 EXTRA_MEMORY_CONSTRAINT): Remove.
6443 * config/ia64/ia64.md: Include constriants.md. Replace
6444 CONST_OK_FOR_? with satisfies_constraint_?.
6446 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6447 H.J. Lu <hongjiu.lu@intel.com>
6449 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6451 (name macros): Use DPD_BID_NAME to convert names properly.
6453 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6454 decimal floating point format.
6455 (init_floating_libfuncs): Change decimal functions so that they
6456 have a "bid_" prefix if the decimal system uses the BID format,
6457 and "dpd_" prefix if the decimal system uses the DPD format.
6458 (init_interclass_conv_libfuncs): Ditto.
6459 (init_intraclass_conv_libfuncs): Ditto.
6461 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6462 using the BID format.
6464 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6465 whether we are using the BID decimal format.
6466 * configure: Regenerate.
6468 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6469 the compiler has decimal floating point enabled. Define
6470 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6473 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6474 using the BID format.
6476 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6477 whether we are using the BID decimal format.
6478 * configure: Regenerate.
6480 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6481 the compiler has decimal floating point enabled. Define
6482 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6485 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6486 options, and that it is enabled for i386/x86_64 systems.
6488 * Makefile.in (enable_decimal_float): New.
6490 (DECNUMINC): Add -I$(DECNUMFMT).
6491 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6492 to $(DECNUMFMT) from $(DECNUM).
6494 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6495 Substitute enable_decimal_float.
6496 * configure: Regenerated.
6499 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6502 * configure.ac: Enable decimal float for x86_64-*-linux*.
6503 * configure: Regenerated.
6506 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6507 decimal128ClearSign to flip and clear the sign bit in decimal128.
6508 (decimal_real_maxval): Set decimal128SetSign to set the sign
6511 2007-03-23 Ian Lance Taylor <iant@google.com>
6513 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6515 2007-03-23 Ian Lance Taylor <iant@google.com>
6517 * tree-dump.c (dump_files): Correct comment.
6519 2007-03-23 Ian Lance Taylor <iant@google.com>
6521 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6523 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6525 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6526 in cfglayout mode. Don't go into and out of cfglayout mode.
6527 Link the blocks in the order of the constructed traces.
6528 (rest_of_handle_tracer): Adjust call to tracer.
6529 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6530 Don't go into cfglayout mode.
6531 (rtl_loop_done): Don't go out of cfglayout mode.
6532 * cfglayout.c (relink_block_chain): New function, split out from...
6533 (fixup_reorder_chain): ...here. Remove redundant checking.
6534 (cfg_layout_finalize): Don't clear the header, footer, and aux
6535 fields here, move the code to do so to relink_block_chain. Likewise
6536 for free_original_copy_tables.
6537 * rtl.h (tracer): Update prototype.
6538 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6539 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6540 mode. Use relink_block_chain to serialize the CFG according to the
6541 new basic block order. Move targetm.cannot_modify_jumps_p check from
6543 (gate_handle_reorder_blocks): ...to here.
6544 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6546 (gate_duplicate_computed_gotos): ...to here.
6547 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6548 something always changes when going into and out of cfglayout mode.
6549 Perform an expensive cfg cleanup while going into cfglayout mode.
6550 Always update liveness information on HAVE_conditional_execution
6551 targets. Reserialize the basic blocks and go out of cfglayout mode.
6552 * reg-stack.c: Include cfglayout.h.
6553 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6554 the call to reorder_basic_blocks.
6555 * basic-block.h (reorder_basic_blocks): Update prototype.
6556 (relink_block_chain): New prototype.
6557 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6559 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6561 * config/mips/mips.md (type, hazard, *movdi_32bit,
6562 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6563 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6564 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6565 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6566 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6568 (movcc): Change first xfer to multi.
6569 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6570 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6571 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6572 config/mips/generic.md: Change reservations using "xfer" to use
6574 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6575 using match_operand.
6576 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6577 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6579 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6581 2007-03-22 Richard Henderson <rth@redhat.com>
6583 * config/i386/i386.c: Remove unnecessary function declarations.
6584 Move targetm definition, and all related macros, to the end of
6585 the file. Resort some functions to put definitions before uses.
6586 (ix86_attribute_table): Make static. Move to end of file.
6587 (ix86_gimplify_va_arg): Make static.
6589 2007-03-22 Richard Henderson <rth@redhat.com>
6591 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6592 don't increase local_regparm with force_align_arg_pointer check.
6593 (ix86_function_sseregparm): Assert 32-bit.
6594 (type_has_variadic_args_p): New.
6595 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6596 type_has_variadic_args_p.
6597 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6598 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6599 use memset instead. Do maybe_vaarg check first; skip attribute
6600 tests if true; skip attribute tests for 64-bit.
6601 (construct_container): Remove TARGET_DEBUG_ARG.
6602 (function_arg_advance_32, function_arg_advance_64): Split out ...
6603 (function_arg_advance): ... from here.
6604 (function_arg_32, function_arg_64): Split out ...
6605 (function_arg): ... from here.
6606 (ix86_pass_by_reference): Tidy.
6607 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6608 (function_value_32): New, from parts of ix86_function_value
6609 and ix86_value_regno.
6610 (function_value_64): New, from parts of ix86_function_value
6611 and ix86_libcall_value.
6612 (ix86_function_value_1): New.
6613 (ix86_function_value, ix86_libcall_value): Use it.
6614 (return_in_memory_32, return_in_memory_64): Split out ...
6615 (ix86_return_in_memory): ... from here.
6616 (ix86_struct_value_rtx): Skip for 64-bit.
6617 (ix86_libcall_value, ix86_value_regno): Remove.
6618 (setup_incoming_varargs_64): Split out ...
6619 (ix86_setup_incoming_varargs): ... from here.
6620 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6621 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6622 * config/i386/i386-protos.h (ix86_function_value): Remove.
6623 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6625 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6628 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6629 infinities not supported, otherwise emit warning if -Woverflow. On
6630 underflow, emit warning if -Woverflow.
6631 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6633 * real.h (real_from_string): Update declaration
6635 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6636 Richard Henderson <rth@redhat.com>
6638 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6639 * calls.c (compute_argument_block_size, expand_call,
6640 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6641 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6642 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6643 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6644 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6645 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6646 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6647 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6650 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6652 * c-incpath.c (add_sysroot_to_chain): New.
6653 (merge_include_chains): Add sysroot argument. Call
6654 add_sysroot_to_chain if sysrooted.
6655 (register_include_chains): Update call to merge_include_chains.
6656 * doc/cppopts.texi: Document use of '=' in include directory
6659 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6662 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6663 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6664 insn pattern using X87MODEF12 mode macro.
6666 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6668 * regmove.c (regmove_optimize): Use reg_mentioned_p
6669 instead of reg_overlap_mentioned_p for DST.
6671 2007-03-21 Mike Stump <mrs@apple.com>
6673 * c.opt: Fixup for Objective-C/C++.
6675 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6677 * explow.c (convert_memory_address): Fold memory reference when
6678 POINTERS_EXTEND_UNSIGNED < 0
6680 2007-03-21 Richard Henderson <rth@redhat.com>
6683 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6684 * config/i386/mmintrin.h (__m64): Likewise.
6685 * config/i386/xmmintrin.h (__m128): Likewise.
6687 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6689 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6690 (VXWORKS_OS_CPP_BUILTINS): Define.
6691 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6692 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6694 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6696 * rtl.h (constant_pool_reference_p): Delete.
6697 (find_constant_src): Declare.
6698 * rtlanal.c (find_constant_src): New function.
6699 * simplify-rtx.c (constant_pool_reference_p): Delete.
6700 * config/i386/i386.md: Use find_constant_src instead of
6701 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6703 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6705 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6706 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6708 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6710 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6711 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6712 (arm_elf_asm_constructor): Use it.
6713 (arm_elf_asm_destructor): New function.
6715 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6717 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6719 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6721 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6723 2007-03-19 Andrew Haley <aph@redhat.com>
6725 PR tree-optimization/31264
6726 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6729 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6731 PR rtl-optimization/30907
6732 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6733 (fwprop_init): Always call loop_optimizer_initialize.
6734 (fwprop_done): Always call loop_optimizer_finalize.
6735 (fwprop): We always have loop info now.
6736 (gate_fwprop_addr): Remove.
6737 (pass_fwprop_addr): Use gate_fwprop as gate.
6739 PR rtl-optimization/30841
6740 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6741 df_chain_alloc): Call df_reorganize_refs unconditionally.
6742 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6743 refs_organized to refs_organized_size.
6744 (df_ref_create_structure): Use refs_organized_size instead of
6745 bitmap_size if refs had been organized, and keep refs_organized_size
6747 * df.h (struct df_ref_info): Change refs_organized to
6748 refs_organized_size.
6749 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6752 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6754 * except.c (output_function_exception_table): Do not reference the
6755 EH personality routine for functions that do not require an
6758 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6761 * c-typeck.c (convert_for_assignment): Call comptypes for
6762 RECORD_TYPE or UNION_TYPE.
6765 * reload1.c (reload): Do invalid ASM checking after
6766 cleanup_subreg_operands.
6768 2007-03-19 Jeff Law <law@redhat.com>
6770 * tree-cfg.c (find_taken_edge): Tighten conditions for
6771 optimizing computed gotos.
6773 2007-03-19 Michael Matz <matz@suse.de>
6775 * builtins.c (expand_builtin_sync_operation,
6776 expand_builtin_compare_and_swap,
6777 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6780 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6781 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6784 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6786 * doc/tm.texi: Add brackets around the return type of
6787 TARGET_SECONDARY_RELOAD.
6789 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6790 Richard Guenther <rguenther@suse.de>
6792 PR tree-optimization/31254
6793 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6794 Use handled_component_p () where appropriate. Continue
6795 propagating into the rhs if we propagated into an INDIRECT_REF
6798 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6800 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6801 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6802 (xde, xdee): Mode attributes adjusted to support DFP modes.
6803 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6804 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6805 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6806 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6807 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6808 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6809 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6811 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6812 "movsf"): Insn definitions removed.
6813 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6814 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6815 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6817 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6818 "reload_in<mode>", "reload_out<mode>"): Expander added.
6819 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6822 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6824 * config/s390/s390.md: Only non-functional changes. Renamed
6825 FPR mode macro to BFP all over the file.
6827 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6829 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6830 (op_type attribute): RRF instruction type added.
6831 (fT0): New mode attribute.
6832 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6833 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6834 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6835 no secondary memory is needed when moving DFmode values between GPRs
6838 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6840 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6841 inverted and documentation adjusted.
6842 ("mhard-dfp", "msoft-dfp"): New options.
6843 * config/s390/s390.c (s390_handle_arch_option): New architecture
6845 (override_options): Sanity checks for the new options added.
6846 * config.gcc: New architecture switch: z9-ec.
6847 * config/s390/s390.h (processor_flags): PF_DFP added.
6848 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6849 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6850 when the bit is NOT set so remove it from the defaults.
6852 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6854 * genemit.c (main): Print include statement for dfp.h.
6855 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6858 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6860 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6862 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6865 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6868 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6870 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6871 attr_length_call, output_call, output_indirect_call): Cleanup
6872 formatting of targetm calls.
6874 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6876 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6878 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6880 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6881 reservation, bypass and anti-bypass descriptions for these instructions.
6882 Update move patterns.
6883 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6886 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6888 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6889 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6890 (get_initial_def_for_reduction): Likewise.
6892 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6894 Fix PR tree-optimization/29922
6895 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6896 (get_representative): Removed.
6897 (value_dies_in_block_x): Update for rvuse removal.
6898 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6899 (compute_antic_aux): Handle when PHI nodes appear in
6900 non-single-successors.
6901 (dump_bitmap_of_names): Removed.
6902 (compute_antic_safe): Renamed and removed rvuse calculation.
6903 Calculate only antic safe.
6904 (insert_into_preds_of_block): Remove assert.
6905 (execute_pre): Update for renamed functions.
6906 (defer_or_phi_translate_block): New function.
6908 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6910 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6911 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6913 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6914 Follow spelling conventions.
6916 * tree-data-ref.h: Remove the prototype for analyze_array.
6918 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6920 PR tree-optimization/31041
6921 * tree-vect-transform.c (get_initial_def_for_induction): Call
6922 force_gimple_operand.
6924 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6926 * ipa-type-escape.c (look_for_casts) : Revert code to use
6927 handled_component_p due to ada test a-numaux.adb.
6929 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6931 * final.c (final_scan_insn): Alter the condition of a
6932 conditional trap if we have nonstandard CC.
6934 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6936 * configure.ac: Remove excess quoting from asm line 0 test.
6937 * configure: Rebuilt.
6939 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6941 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6942 * c-common.c (convert_and_check): Move warning logic to...
6943 (warnings_for_convert_and_check): ...here. Define.
6944 * c-common.h (warnings_for_convert_and_check): Declare.
6946 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6948 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6949 (output_call): Likewise.
6951 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6953 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6955 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6957 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6959 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6961 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6962 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6964 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6966 PR tree-optimization/31183
6967 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6968 Use double_int instead of unsigned int for representing access_strides.
6969 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6971 2007-03-16 Richard Guenther <rguenther@suse.de>
6973 PR tree-optimization/31146
6974 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6975 to allow recursion of forward_propagate_addr_expr.
6976 (forward_propagate_addr_into_variable_array_index): Likewise.
6977 (forward_propagate_addr_expr): Likewise.
6978 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6979 (forward_propagate_addr_expr_1): Recurse on simple copies
6980 instead of propagating into them. Do so for useless conversions
6982 (forward_propagate_addr_expr): Clean up unused statements after
6985 2007-03-16 Richard Guenther <rguenther@suse.de>
6987 * builtins.c (expand_builtin_cexpi): Use the right argument
6988 for the expansion via cexp.
6990 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6992 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6993 * configure: Rebuilt.
6995 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6998 * dwarf2out.c (force_type_die): Adjust comment.
6999 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
7001 2007-03-15 DJ Delorie <dj@redhat.com>
7003 * config/frv/predicates.md (minmax_operator): Don't check operands
7006 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7008 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
7009 Update constant estimates of number of iterations.
7010 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
7011 argument renamed to "realistic".
7012 (compute_estimated_nb_iterations): Removed.
7013 (record_niter_bound): New function.
7014 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
7015 call record_nonwrapping_iv with upper = false.
7016 (infer_loop_bounds_from_signedness): Pass upper argument to
7017 record_nonwrapping_iv.
7018 (estimate_numbers_of_iterations_loop): Do not call
7019 compute_estimated_nb_iterations. Record estimate based on profile
7020 information. Initialize the constant estimates of number of
7022 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
7024 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
7025 number of iterations is too small.
7026 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
7027 (EST_NOT_AVAILABLE): Removed.
7028 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
7029 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
7032 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7034 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
7035 Handle NE_EXPR guards.
7037 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7040 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7041 Set also -pedantic-errors by default for the preprocessor unless
7042 -fpermissive is given.
7044 2007-03-15 Richard Guenther <rguenther@suse.de>
7048 * builtins.c (expand_builtin_cexpi): As a fallback if we
7049 don't have builtins for sincos or cexp create a function
7050 declaration for cexp and expand to a call to that.
7051 (expand_builtin_int_roundingfn): Always fall
7052 back to floor/ceil and its variants even if they may be
7055 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7058 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7059 jump tables, move the call to delete_dead_jumptables from here...
7060 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7061 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7062 don't allow merging of blocks that try_redirect_by_replacing_jump
7063 also does not handle when not optimizing.
7065 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7066 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7068 * config/i386/i386.md (x86_sahf_1): Correctly handle
7071 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7074 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7075 x86_64_general_operand as operand[2] predicate. Remove "iF"
7076 from operand constraints and use "e" constraint instead.
7077 (*subti3_1, *subti3_1 splitter): Ditto.
7078 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7079 operand[1] predicate.
7081 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7083 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7084 arrays, multiply the access strides by the size of the sub-array.
7085 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7087 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7089 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7090 the configured assembler supports the sahf mnemonic.
7091 * configure: Regenerate.
7092 * config.in: Regenerate.
7094 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7095 emit "sahf" or ".byte\t0x9e" as asm template.
7097 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7100 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7101 option to replace hard coded TARGET_xxx in md file.
7102 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7103 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7104 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7105 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7106 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7107 (X86_TUNE_NOT_VECTORMODE): Ditto.
7108 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7109 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7110 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7111 (TUNE_SLOW_IMUL_IMM8): Ditto.
7112 (TUNE_MOVE_M1_VIA_OR): Ditto.
7113 (TUNE_NOT_UNPAIRABLE): Ditto.
7114 (TUNE_NOT_VECTORMODE): Ditto.
7116 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7119 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7120 tuning options instead of hard coded TARGET_xxx.
7121 (fix ssemode peephole2's): Ditto.
7122 (imul peephole2's): Ditto.
7124 (movdi_or_rex64): Ditto.
7125 (move peephole2): Ditto.
7126 (not peephole2's): Ditto.
7128 2007-03-14 Dirk Mueller <dmueller@suse.de>
7130 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7131 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7132 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7134 * c-parser.c (c_parser_do_statement): Warn about empty body in
7136 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7137 * doc/invoke.texi (-Wempty-body): Update documentation.
7139 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7142 * c-common.h (warn_for_div_by_zero): Declare.
7143 * c-common.c (warn_for_div_by_zero): Define.
7144 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7147 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7149 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7150 to PREFIX and STANDARD_PREFIX.
7152 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7153 Phil Edwards <phil@codesourcery.com>
7155 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7156 (__gthread_once_t): Remove busy field for RTPs.
7157 (__GTHREAD_ONCE_INIT): Update accordingly.
7159 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7161 * doc/invoke.texi: Document VxWorks options.
7163 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7165 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7167 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7169 PR tree-optimization/30590
7170 * tree-nrv.c (tree_nrv): Check for the partial update of the
7173 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7175 * flags.h (flag_random_seed): Remove declaration, in favor of...
7176 * toplev.h (get_random_seed, set_random_seed): ... these.
7177 * tree.c (get_file_function_name): Use the former.
7178 * opts.c (common_handle_option): Use the latter.
7181 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7184 * cse.c (cse_find_path): Do not bail out if a basic block that
7185 we already visited now becomes part of a path that starts at a
7186 different basic block. Just disallow this, to make sure we
7187 visit each basic block at most once.
7189 2007-03-13 Jan Hubicka <jh@suse.cz>
7191 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7192 when profile esitmate is present, calls with very low frequency are
7195 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7197 PR tree-optimization/30730
7198 PR tree-optimization/26900
7199 * tree-ssa-loop-niter.c: Include gmp.h.
7201 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7202 split_to_var_and_offset, determine_value_range,
7203 bound_difference_of_offsetted_base, refine_bounds_using_guard,
7204 bound_difference, bounds_add, bounds_negate,
7205 number_of_iterations_ne_max, dump_affine_iv): New functions.
7206 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
7207 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
7208 difference of initial and final value of control iv to validate
7210 (number_of_iterations_cond): Add loop parameter. Determine bounds
7211 on the difference of the extremes of the control iv. Add dumps.
7212 (expand_simple_operations): Handle phi nodes.
7213 (simplify_using_initial_conditions): Do not record used conditions.
7214 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
7215 Do not set additional_info.
7216 (implies_nonnegative_p, implies_ge_p): Removed.
7217 (derive_constant_upper_bound): Do not use parameter `additional'.
7218 (record_estimate): Parameter `additional' removed. Parameter
7219 `i_bound' added. Do not call derive_constant_upper_bound.
7220 (record_nonwrapping_iv): Use derive_constant_upper_bound to
7221 bound the number of iterations estimate.
7222 (estimate_numbers_of_iterations_loop): Pass the estimate from
7223 the number of iterations analysis to record_estimate.
7224 * tree.h (multiple_of_p): Declare.
7225 * tree-scalar-evolution.c (expression_expensive_p): Removed.
7226 (scev_const_prop): Do not check expression_expensive_p.
7227 * fold-const.c (multiple_of_p): Exported.
7228 * double-int.c (double_int_mask): Exported.
7229 * double-int.h (double_int_mask): Declare.
7230 * tree-flow.h (struct tree_niter_desc): Removed additional_info
7231 field. Added max field.
7233 2007-03-13 David Taylor <taylor@candd.org>
7236 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
7239 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7242 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
7243 two unamed patterns.
7245 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
7247 * config/i386/i386.opt (mcx16, msahf): New options.
7248 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
7249 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
7251 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
7252 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
7253 Output -mcx16 and -msahf options when corresponding bit is set.
7255 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
7258 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7260 * configure.ac: Test for assembler tolerance to # 0 "".
7261 * configure, config.in: Rebuilt.
7262 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
7264 2007-03-13 Geoffrey Keating <geoffk@apple.com>
7266 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
7268 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
7269 (handle_syscall): Handle direct system calls.
7270 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
7272 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7274 * doc/invoke.texi: Fix cpp.info cross-reference.
7275 * doc/passes.texi: Fix gcc.info cross-reference.
7277 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
7279 PR tree-optimization/30835
7280 * lambda-code.c (can_convert_to_perfect_nest): Check whether
7281 bb_for_stmt is not NULL before accessing it.
7283 2007-03-12 Joseph Myers <joseph@codesourcery.com>
7285 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
7288 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7291 * doc/install.texi: Document --enable-stage1-languages
7293 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7295 * tree-pass.h (pass_into_cfg_layout_mode,
7296 pass_outof_cfg_layout_mode): Declare.
7297 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7298 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7299 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7300 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7302 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7304 * c-decl.c (warn_variable_length_array): New function.
7305 Refactored from grokdeclarator to handle warn_vla
7306 and handle unnamed array case.
7307 (grokdeclarator): Refactored VLA warning case.
7308 * c.opt (Wvla): New flag.
7309 * doc/invoke.texi (Wvla): New warning.
7311 2007-03-12 Richard Henderson <rth@redhat.com>
7313 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7314 (TARGET_SECTION_TYPE_FLAGS): New.
7316 2007-03-12 Richard Henderson <rth@redhat.com>
7318 * config/darwin.c (machopic_reloc_rw_mask): New.
7319 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7320 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7322 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7324 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7325 * cppdefault.h (cpp_PREFIX): Document.
7326 (cpp_PREFIX_len): Likewise.
7327 (cpp_EXEC_PREFIX): New variable.
7328 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7329 * c-incpath.c (add_standard_paths): Correct logic for relocating
7330 paths within prefix.
7332 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7334 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7335 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7337 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7338 fix_truncdfdi_sse using SSEMODEF mode macro.
7339 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7340 fix_truncdfsi_sse using SSEMODEF mode macro.
7341 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7342 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7344 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7346 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7349 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7351 * tree.h : Add multiple_of_p declaration.
7352 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7353 * ipa-type-escape.c (results_of_malloc): Redundant.
7354 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7355 (cast_type): Extended with new members.
7356 (check_cast): Returns cast_type.
7357 (cast): New structure for data of walk_use_def_chains.
7358 (is_malloc_result, is_cast_from_non_pointer_1,
7359 is_cast_from_non_pointer,
7360 is_array_access_through_pointer_and_index): New functions.
7361 (look_for_casts): Returns cast types.
7362 (check_call): Returns void.
7363 (okay_pointer_operation): Use support of pointer plus index,
7364 pointer plus constant and allow all multiplications.
7366 2007-03-11 Richard Guenther <rguenther@suse.de>
7368 PR tree-optimization/31115
7369 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7370 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7371 A shift count of zero is not special as with *_DIV_EXPR.
7372 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7375 2007-03-11 Ian Lance Taylor <iant@google.com>
7377 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7378 the *_DIV_EXPR codes correctly with overflow infinities.
7380 2007-03-11 Ira Rosen <irar@il.ibm.com>
7382 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7383 indicate success/failure of the analysis. Add negation to subtrahend
7384 in case of subtraction. Fail if both operands contain constants.
7385 (create_data_ref): Fail if analyze_offset fails.
7387 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7389 * config/i386/i386.md (frndintxf2): Rename to ...
7390 (rintxf2): ... this. Remove expander having same name.
7391 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7392 (roundsf2, rounddf2): Ditto.
7393 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7394 (lround<mode>di2, lround<mode>si2): Ditto.
7396 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7398 * lower-subreg.c: Include except.h.
7399 (decompose_multiword_subregs): Verify that the only control flow
7400 insns we can split are loads to multi-words pseudos.
7401 Handle breaking such blocks after splitting, instead of calling
7402 find_many_sub_basic_blocks.
7404 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7405 on the new basic block. Add a lengthy comment explaining why we
7406 thought this was necessary.
7407 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7409 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7412 * tree.c (walk_type_fields): Recurse into the element type of
7413 ARRAY_TYPEs if there is a pointer set.
7415 2007-03-10 Dirk Mueller <dmueller@suse.de>
7417 * c-common.c (warn_logical_operator): Fix condition.
7419 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
7421 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7423 * config/darwin.c (machopic_select_section): Remove superfluous
7424 argument in call to categorize_decl_for_section. Remove unused
7427 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7429 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7431 * configure: Regenerate.
7433 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7436 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7437 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7438 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7439 Add LABEL_NUSES to emitted label.
7440 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7441 branch probability value to emitted jump insn.
7442 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7443 Do not check life information and do not re-arrange input operands
7444 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7446 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7448 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7449 the change of decode_asm_operands.
7451 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7453 * mode-switching.c (create_pre_exit): Skip blockage insn.
7455 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7457 * tree-pass.h (TODO_update_smt_usage): Remove.
7459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7463 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7465 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7466 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7467 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7470 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7472 * gcc.c: Document %{, in big comment at top.
7473 (input_suffix_matches): Remove special handling for .s and
7475 (input_spec_matches): New.
7476 (handle_braces): Handle %{,.
7477 (validate_switches): ',' indicates a value which is not a switch.
7478 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7479 to detect assembler input.
7480 * config/i386/sol2.h (CPP_SPEC): Likewise.
7481 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7482 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7483 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7484 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7485 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7486 -m64 causes deployment target to default to 10.5.
7487 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7489 2007-03-09 Richard Henderson <rth@redhat.com>
7492 * target.h (targetm.asm.out.reloc_rw_mask): New.
7493 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7494 (TARGET_ASM_OUT): Use it.
7495 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7496 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7497 use the new reloc_rw_mask target hook instead.
7498 (default_section_type_flags_1): Merge into...
7499 (default_section_type_flags): ... here.
7500 (decl_readonly_section_1): Merge into...
7501 (decl_readonly_section): ... here.
7502 (default_elf_select_section_1): Merge into...
7503 (default_elf_select_section): ... here.
7504 (default_unique_section_1): Merge into...
7505 (default_unique_section): ... here.
7506 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7507 (default_select_rtx_section): Use it.
7508 (default_elf_select_rtx_section): Likewise.
7509 * output.h: Update to match.
7510 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7511 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7512 (TARGET_ASM_RELOC_RW_MASK): New.
7513 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7514 to categorize_decl_for_section.
7515 (x86_64_elf_unique_section): Likewise.
7516 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7517 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7518 (TARGET_ASM_RELOC_RW_MASK): New.
7519 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7520 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7521 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7522 (TARGET_RWRELOC): Remove.
7523 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7524 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7525 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7526 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7527 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7528 (rs6000_xcoff_select_section): Use decl_readonly_section.
7529 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7530 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7531 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7532 (TARGET_SECTION_TYPE_FLAGS): Remove.
7533 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7535 2007-03-09 Roger Sayle <roger@eyesopen.com>
7537 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7538 complex constant equality/inequality comparisons for here.
7539 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7540 known at compile-time or can be simplified to a scalar comparison.
7541 (fold_relational_const): Move compile-time evaluation of complex
7542 constant equality/inequality comparisons to here.
7544 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7546 PR rtl-optimization/30643
7547 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7549 (fold_rtx): Recurse, like before 2006-11-03.
7551 2007-03-09 DJ Delorie <dj@redhat.com>
7553 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7556 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7558 PR tree-optimization/30375
7559 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7560 LHS of statements is not the same.
7561 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7563 2007-03-09 Chao-ying Fu <fu@mips.com>
7565 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7567 * doc/invoke.texi (-mdspr2): Document new option.
7568 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7569 New unspec for DSP REV 2.
7570 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7571 these instructions are extended in DSP REV 2.
7572 (mips-dspr2.md): Include.
7573 * config/mips/mips.opt (mdspr2): New option.
7574 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7575 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7576 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7577 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7578 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7579 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7580 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7582 (bdesc_map): Add one field of unsupported_target_flags.
7583 (bdesc_arrays): Update entries to have extra fields. Add
7585 (mips_init_builtins): Initialize new function types.
7586 Check unsupported_target_fileds to filter out builtins.
7587 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7589 (ASM_SPEC): Pass mdspr2 to the assembler.
7590 * config/mips/mips-dspr2.md: New file.
7592 2007-03-09 Sa Liu <saliu@de.ibm.com>
7594 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7596 2007-03-09 Ian Lance Taylor <iant@google.com>
7598 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7599 argument) like -Wstrict-overflow=2.
7600 * doc/invoke.texi (Warning Options): Update documentation.
7602 2007-03-09 Dirk Mueller <dmueller@suse.de>
7605 * doc/invoke.texi (-Wlogical-op): Document.
7606 * common.opt (-Wlogical-op): New.
7607 * c-common.h (warn_logical_operator): Declare.
7608 * c-common.c (warn_logical_operator): Define.
7609 * c-typeck.c (parser_build_binary_op): Call
7610 warn_logical_operator.
7612 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7614 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7615 * final.c (final_scan_insn): Test for non-"" file name.
7617 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7619 * doc/loop.texi: Document the Omega linear constraints solver.
7620 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7621 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7622 omega-hash-table-size, omega-max-keys, and
7623 omega-eliminate-redundant-constraints.
7624 * tree-pass.h (pass_check_data_deps): Declared.
7627 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7628 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7629 pass_check_data_deps): New.
7630 * tree-data-ref.c (init_data_ref): Remove declaration.
7631 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7632 (analyze_array): Renamed init_array_ref, move up initializations.
7633 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7634 Removed arguments that are set to NULL.
7635 (analyze_indirect_ref): Correct indentation, correct call to
7637 (object_analysis): Call init_array_ref instead of analyze_array.
7638 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7639 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7640 of DR_ACCESS_FNS_ADDR.
7641 (init_omega_eq_with_af, omega_extract_distance_vectors,
7642 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7643 ddr_consistent_p): New.
7644 (compute_affine_dependence): Check consistency of ddrs when
7645 flag_check_data_deps is passed.
7646 (analyze_all_data_dependences): Uncomment.
7647 (tree_check_data_deps): New.
7648 * tree-data-ref.h: Include omega.h.
7649 (DR_ACCESS_FNS_ADDR): Removed.
7650 (data_dependence_relation): Add inner_loop.
7651 (DDR_INNER_LOOP): New.
7652 * common.opt (fcheck-data-deps): New.
7653 * tree-flow.h (tree_check_data_deps): Declare.
7654 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7655 (OBJS-common): Depend on omega.o.
7657 * passes.c (pass_check_data_deps): Scheduled.
7658 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7659 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7660 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7661 PARAM_VECT_MAX_VERSION_CHECKS,
7662 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7664 2007-03-09 Richard Guenther <rguenther@suse.de>
7666 PR tree-optimization/30904
7668 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7669 the same way as *_DIV_EXPR.
7671 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7673 * recog.c (decode_asm_operands): No mixed declarations and code.
7675 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7677 * rtl.def (ASM_INPUT): Add location.
7678 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7679 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7680 (decode_asm_operands): Add loc operand.
7681 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7682 * stmt.c (expand_asm): Rename to...
7683 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7684 gen_rtx_ASM_INPUT_loc.
7685 (expand_asm_expr): Adjust.
7686 * recog.c (decode_asm_operands): Add loc operand.
7687 (check_asm_operands, extract_insn): Adjust.
7688 * reload1.c (maybe_fix_stack_asms): Likewise.
7689 * final.c (asm_insn_count): Likewise.
7690 (final_scan_insn): Output # line before and after asm.
7692 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7694 * tree-ssa-structalias.c (variable_info): Remove
7696 (new_var_info): Ditto.
7697 (shared_bitmap_info_t): New structure.
7698 (shared_bitmap_table): New variable.
7699 (shared_bitmap_hash): New function.
7700 (shared_bitmap_eq): Ditto
7701 (shared_bitmap_lookup): Ditto.
7702 (shared_bitmap_add): Ditto.
7703 (merge_smts_into): Change to take bitmap directly.
7704 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7705 (init_alias_vars): Init shared bitmap hashtable.
7706 (delete_points_to_sets): Delete shared bitmap hashtable.
7707 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7708 is_aliased removal as a change that was still necessary was
7711 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7713 * config/i386/i386.h (override_options): Conditionally disable
7714 x86_sahf for 64bit targets only.
7716 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7719 * c-decl.c (merge_decls): Don't call make_var_volatile.
7720 * varasm.c (make_var_volatile): Remove.
7721 * output.h (make_var_volatile): Remove.
7723 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7725 PR tree-optimization/31085
7726 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7728 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7730 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7731 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7732 ATTR_CONST_NOTHROW_LIST.
7734 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7737 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7739 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7741 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7744 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7746 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7747 passed, use shared libgcc.
7749 2007-03-08 Roger Sayle <roger@eyesopen.com>
7751 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7752 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7753 (honor_protect_cleanup_actions, lower_try_finally_switch):
7755 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7756 ifc_temp_var): Likewise.
7757 * tree-inline.c (setup_one_parameter): Likewise.
7758 * tree-mudflap.c (mf_decl_cache_locals,
7759 mf_build_check_statement_for): Likewise.
7760 * tree-nested.c (init_tmp_var, save_tmp_var,
7761 finalize_nesting_tree_1): Likewise.
7762 * tree-outof-ssa.c (insert_copy_on_edge,
7763 insert_backedge_copies): Likewise.
7764 * tree-profile.c (tree_gen_edge_profiler,
7765 tree_gen_ic_profiler): Likewise.
7766 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7767 * tree-sra.c (sra_build_assignment): Likewise.
7768 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7769 * tree-ssa-math-opts.c (insert_reciprocals,
7770 execute_cse_sincos_1): Likewise.
7771 * tree-tailcall.c (adjust_accumulator_values,
7772 adjust_return_value): Likewise.
7773 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7774 * tree-vect-transform.c (vect_create_data_ref_ptr,
7775 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7776 vect_create_epilog_for_reduction, vectorizable_reduction,
7777 vectorizable_call, vectorizable_conversion,
7778 vectorizable_assignment, vectorizable_operation,
7779 vectorizable_type_demotion, vect_gen_widened_results_half,
7780 vect_permute_store_chain, vectorizable_store,
7781 vect_setup_realignment, vect_permute_load_chain,
7782 vectorizable_load, vectorizable_condition,
7783 vect_create_cond_for_align_checks): Likewise.
7784 * tree-vrp.c (build_assert_expr_for): Likewise.
7786 2007-03-08 Ian Lance Taylor <iant@google.com>
7788 * tree-vrp.c: Include "intl.h".
7789 (usable_range_p): New static function.
7790 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7791 overflowed values, juts set *strict_overflow_p.
7792 (compare_values): Only return -2 if one of the operands is not a
7794 (compare_ranges): Call usable_range_p.
7795 (compare_range_with_value): Likewise.
7796 (vrp_evaluate_conditional_warnv): Rename from
7797 vrp_evaluate_conditional. Make static. Change all callers.
7798 (vrp_evaluate_conditional): New function.
7799 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7801 (simplify_abs_using_ranges): Likewise.
7802 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7803 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7804 within_stmt parameter.
7805 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7806 vrp_evaluate_conditional.
7807 * tree-ssa-threadedge.c
7808 (record_temporary_equivalences_from_stmts_at_dest): Change
7809 simplify parameter to take a second tree parameter.
7810 (simplify_control_stmt_condition): Likewise.
7811 (thread_across_edge): Likewise.
7812 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7813 (thread_across_edge): Likewise.
7814 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7816 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7818 * config/i386/i386.h (TARGET_SAHF): New define.
7819 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7820 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7821 (x86_sahf): New global variable.
7822 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7823 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7824 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7825 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7827 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7828 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7829 when expanding fcomi/sahf based tests.
7830 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7831 expanding sahf based alternative. Emit sahf based sequence when
7832 optimizing for code size.
7833 * config/i386/i386.md (x86_sahf_1): Do not disable for
7834 TARGET_64BIT, enable for TARGET_SAHF.
7836 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7838 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7839 spurious whitespace from error message.
7841 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7844 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7846 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7848 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7850 * tree-sra.c (instantiate_element): Propagate disabled warnings
7851 from the element itself to the created variable.
7853 2007-03-07 Richard Henderson <rth@redhat.com>
7856 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7857 silently fix up the stack in the case of a missing register.
7859 2007-03-07 Paul Brook <paul@codesourcery.com>
7861 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7863 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7865 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7867 (phase1_vrs): Use them.
7868 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7869 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7870 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7871 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7872 __gnu_Unwind_Restore_WMMXC if required.
7873 (_Unwind_VRS_Pop): Implement iWMMXt support.
7874 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7875 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7876 gnu_Unwind_Save_WMMXC): Define.
7878 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7880 * config/vxworks.h (vxworks_override_options): Declare.
7881 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7882 * config/vxworks.c: Include target.h and toplev.h.
7883 (vxworks_override_options): New function.
7884 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7886 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7888 * config/s390/s390.c (override_options): Don't emit an error when
7889 -mstack-size is used without providing -mstack-guard.
7890 (s390_emit_prologue): Choose stack_guard value automatically if not
7891 provided via command line.
7892 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7894 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7896 * config/i386/i386.c (output_set_got): Add a GOT initialization
7897 sequence for VxWorks PIC.
7898 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7899 around labels as well as symbols. Use gotoff_operand instead
7900 of local_symbolic_operand.
7901 (legitimize_pic_address): Use gotoff_operand instead of
7902 local_symbolic_operand. Use @GOT accesses for labels as
7904 (ix86_output_addr_diff_elt): Use PC-relative rather than
7905 GP-relative offsets for VxWorks PIC.
7906 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7907 no_new_pseudos. Check whether the returned register is op0.
7908 * config/i386/i386.md (tablejump): Use PC-relative rather than
7909 GP-relative offsets for VxWorks PIC.
7910 * config/i386/predicates.md (gotoff_operand): New predicate.
7912 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7914 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7916 * config/vxworks-dummy.h: New file.
7917 * config/i386/i386.h: Include it.
7919 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7921 * dwarf2out.c (is_inlined_entry_point): New
7922 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7923 DW_AT_ranges if the first subblock is the entry point.
7925 2007-03-06 David Daney <ddaney@avtrex.com>
7927 * doc/install.texi (mips-*-*): Change recommended binutils
7930 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7932 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7933 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7935 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7936 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7938 2007-03-06 Jan Hubicka <jh@suse.cz>
7940 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7941 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7943 (probably_cold_bb_p): Cold functions are cold.
7944 (probably_never_executed_bb_p): Cold functions are cold.
7945 (tree_bb_level_predictions): Predict calls to cold functions as not
7947 (compute_function_frequency): Check hot/cold attributes.
7948 * function.h (function_frequency): Update comments.
7949 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7950 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7951 (c_common_att): Add cold and hot.
7953 * doc/extend.texi (hot,cold attributes): Document.
7955 2007-03-06 Andrew Haley <aph@redhat.com>
7957 * function.c (expand_function_end): Move blockage to just after we
7958 emit the label for the naked return from the function.
7960 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7962 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7965 2007-03-06 Jan Hubicka <jh@suse.cz>
7967 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7968 loaded for constant large models. Non-large 64bit PIC can do.
7969 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7970 * cmodel.h: Add LARGE PIC.
7971 * i386.md (UNSPEC_PLTOFF): New.
7972 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7974 (*call_1_rex64): Disable for large models.
7975 (*call_1_rex64_large): New.
7976 (*call_value_1_rex64): Disable for large models.
7977 (*call_value_1_rex64_large): New.
7978 (set_rip_rex4): New.
7979 (set_got_offset_rex64): New.
7980 * predicates.md (constant_call_address_operand): For large model
7981 constant calls are not possible.
7982 * i386-protos.h (construct_plt_address): Declare.
7983 * i386.c (override_options): Accept large models.
7984 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7985 (legitimate_constant_p): Add new UNSPECs.
7986 (legitimate_pic_operand_p): Likewise.
7987 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7988 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7990 (output_pic_addr_const): Add PLTOFF.
7991 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7992 (ix86_expand_move): Legitimize pic address when in PIC mode.
7993 (construct_plt_address): New function.
7994 (ix86_expand_call): Offload the address to register and use GOT pointer
7996 * invoke.texi (mcmodel=large): Update documentation.
7998 2007-03-06 Richard Henderson <rth@redhat.com>
8000 * config/i386/i386.c (x86_use_leave, x86_push_memory,
8001 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
8002 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
8003 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
8004 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
8005 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
8006 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
8007 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
8008 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
8009 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
8010 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8011 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
8012 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8013 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8014 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
8015 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
8016 x86_schedule, x86_use_bt, x86_pad_returns,
8017 x86_use_xchgb): Merge into ...
8018 (ix86_tune_features): ... here. New array.
8019 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8020 x86_bswap): Merge into ...
8021 (ix86_arch_features): ... here. New array.
8022 (x86_3dnow_a): Remove.
8023 (x86_accumulate_outgoing_args): Make static.
8024 (x86_arch_always_fancy_math_387): Make static.
8025 (ix86_tune_mask, ix86_arch_mask): Move ...
8026 (override_options): ... to local variables here. Apply the
8027 appropriate mask to each element of ix86_arch_features and
8028 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
8029 as were done in the old macros.
8030 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
8031 * config/i386/i386.h (x86_use_leave, x86_push_memory,
8032 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
8033 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
8034 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
8035 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
8036 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
8037 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
8038 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
8039 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8040 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8041 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8042 x86_accumulate_outgoing_args, x86_prologue_using_move,
8043 x86_epilogue_using_move, x86_decompose_lea,
8044 x86_arch_always_fancy_math_387, x86_shift1,
8045 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8046 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8047 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8048 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8049 x86_use_incdec, x86_pad_returns, x86_bswap,
8050 x86_partial_flag_reg_stall): Remove.
8051 (enum ix86_tune_indices): New.
8052 (ix86_tune_features): New.
8053 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8054 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8055 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8056 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8057 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8058 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8059 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8060 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8061 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8062 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8063 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8064 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8065 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8066 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8067 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8068 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8069 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8070 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8071 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8072 TARGET_EXT_80387_CONSTANTS): Use it.
8073 (enum ix86_arch_indices): New.
8074 (ix86_arch_features): New.
8075 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8076 TARGET_BSWAP): Use it.
8077 (ix86_tune_mask, ix86_arch_mask): Remove.
8079 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8082 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8083 Define using $${sysroot_headers_suffix}.
8084 * configure: Regenerate.
8085 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8086 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8088 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8089 * gcc.c (print_sysroot_headers_suffix): New.
8090 (option_map): Include --print-sysroot-headers-suffix.
8091 (display_help): Mention -print-sysroot-headers-suffix.
8092 (process_command): Handle -print-sysroot-headers-suffix.
8093 (do_spec_1): Append multilib directory to include-fixed path if
8094 sysroot suffixes in use.
8095 (main): Handle -print-sysroot-headers-suffix.
8096 * Makefile.in (start.encap): Don't depend on xlimits.h
8097 (xlimits.h): Remove.
8098 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8099 limits.h for each multilib in fixinc_list.
8100 (fixinc_list, s-fixinc_list): New.
8101 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8102 generate them for each multilib in fixinc_list.
8103 (stmp-fixproto): Use include-fixed. Run fixproto for each
8104 multilib in fixinc_list.
8105 (mostlyclean): Don't remove xlimits.h.
8106 (clean): Remove include-fixed.
8107 (real-install-headers-tar, real-install-headers-cpio,
8108 real-install-headers-cp): Don't copy include, only include-fixed.
8109 (install-mkheaders): Depend on fixinc_list. Don't depend on
8110 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8111 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8112 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8114 2007-03-06 Jan Hubicka <jh@suse.cz>
8116 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8119 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8121 * configure.ac: Allow tm_file to contain build-directory files.
8122 * configure: Regenerate.
8123 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8124 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8125 * config/m68k/print-sysroot-suffix.sh: New file.
8127 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8129 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8130 of pic_offset_table_rtx if reload_completed.
8131 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8132 PIC_OFFSET_TABLE_REGNUM.
8133 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8135 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8136 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8138 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8140 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8141 functions that call eh_return.
8143 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8145 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8146 functions that need a constant pool.
8148 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8151 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8152 (m68k_preferred_reload_class): Likewise.
8153 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8154 (SECONDARY_RELOAD_CLASS): Define.
8155 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8156 (LIMIT_RELOAD_CLASS): Delete.
8157 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8158 registers from storing bytes.
8159 (m68k_secondary_reload_class): New function.
8160 (m68k_preferred_reload_class): Likewise.
8162 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8164 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8166 (m68k_expand_prologue): Likewise.
8168 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8170 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8171 (mips_expand_epilogue): Add a bool parameter.
8172 (m68k_legitimize_sibcall_address): Declare.
8173 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8174 (m68k_expand_epilogue): Add a parameter to select between sibling
8175 and normal epilogues. Only generate a return for the latter.
8176 (m68k_ok_for_sibcall_p): New function.
8177 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8178 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8179 (sibcall_value, *sibcall_value): Likewise.
8180 (*call, *call_value): Require !SIBLING_CALL_P.
8181 (epilogue): Update call to m68k_expand_epilogue.
8182 (sibcall_epilogue): New pattern.
8183 * config/m68k/predicates.md (const_call_operand): Say that this
8184 predicate applies to sibling calls too.
8185 (sibcall_operand): New predicate.
8187 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8189 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8190 alternatives as movsi_cf.
8191 (movsf_cf_hard): Add commentary.
8193 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8194 Richard Sandiford <richard@codesourcery.com>
8196 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8197 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8198 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8199 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8200 as being live on exit from an interrupt function.
8201 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8202 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8203 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
8204 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
8205 (m68k_interrupt_function_p): Globalize.
8206 (m68k_compute_frame_layout): Remove reverse mask code.
8207 (m68k_emit_movem, m68k_set_frame_related): New functions.
8208 (m68k_output_function_prologue): Delete in favor of...
8209 (m68k_expand_prologue): ...this new function.
8210 (m68k_output_function_epilogue): Delete in favor of...
8211 (m68k_expand_epilogue): ...this new function.
8212 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
8214 (print_operand): Handle %?.
8215 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
8216 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
8217 (prologue, epilogue): New patterns.
8218 (return): Turn into a define_expand.
8219 (*return): New pattern, derived from old "return" pattern. Use rte
8220 rather than rts for interrupt functions. Only use rtd if the pop
8222 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
8223 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
8224 (link, *link, unlink, *unlink, load_got): Likewise.
8226 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8230 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
8231 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
8232 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
8233 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
8234 and m68k_matches_u_p.
8235 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
8236 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
8237 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
8238 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
8239 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
8240 (REG_STRICT_P): New macro.
8241 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
8242 PCREL_GENERAL_OPERAND_OK.
8243 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
8244 m68k_legitimate_base_reg_p.
8245 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
8246 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
8247 (PIC_CASE_VECTOR_ADDRESS): Update comment.
8248 * config/m68k/m68k.c (m68k_address): New structure.
8249 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
8250 (m68k_decompose_index, m68k_legitimate_constant_address_p)
8251 (m68k_jump_table_ref_p, m68k_decompose_address)
8252 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
8253 (m68k_matches_u_p): New functions.
8254 (print_operand_address): Rewrite to use m68k_decompose_index.
8256 2007-03-05 David Taylor <dtaylor@emc.com>
8258 * gcc.c: Correct copyright date in --version output.
8260 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8262 * pa.md: In unamed move patterns, disparge copies between general
8263 and floating point registers using '?' modifier. Don't include 'f'
8264 constraint for register preferences in DImode, SImode, HImode and
8265 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
8266 Remove constraints for copies between general and floating registers
8267 in soft-float DFmode pattern.
8268 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
8272 2007-03-05 Mike Stump <mrs@apple.com>
8274 * c-common.c (targetcm): Add.
8275 * c-opts.c (c_common_handle_option): Handle language specific
8277 * opts.c (handle_option): Verify language for target options, if
8279 * opth-gen.awk: Add CL_LANG_ALL.
8280 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
8281 (TARGETCM_INITIALIZER): Add.
8282 * target.h (struct gcc_targetcm): Add.
8284 * targhooks.c (default_handle_c_option): Add.
8285 * targhooks.h (default_handle_c_option): Add.
8286 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
8288 * config/darwin.opt (iframework): Add.
8289 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
8290 * config/darwin-c.c (handle_c_option): Add.
8291 (TARGET_HANDLE_C_OPTION): Add.
8293 * doc/invoke.texi (Darwin Options): Add -iframework.
8295 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8297 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8300 2007-03-05 Ian Lance Taylor <iant@google.com>
8302 * c.opt (fgnu89-inline): New option.
8303 * c-opts.c (c_common_post_options): Set default value for
8305 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8306 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8308 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8309 (grokdeclarator, start_function): Likewise.
8310 * c-cppbuiltin.c (c_cpp_builtins): Define either
8311 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8312 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8313 (C Dialect Options): Document -fgnu89-inline.
8314 * doc/extend.texi (Function Attributes): Explain what the
8315 gnu_inline attribute does.
8316 * doc/cpp.texi (Common Predefined Macros): Document
8317 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8319 2007-03-05 Ian Lance Taylor <iant@google.com>
8321 PR tree-optimization/31034
8322 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8323 half-range if the other side is an overflow infinity.
8325 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8327 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8328 (bfin*-linux-uclibc*): New configuration.
8329 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8331 * config/bfin/linux.h: New file.
8332 * config/bfin/libgcc-bfin.ver: New file.
8333 * config/bfin/t-bfin-uclinux: New file.
8334 * config/bfin/t-bfin-linux: New file.
8335 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8336 (TARGET_OS_CPP_BUILTINS): New macro.
8338 2007-03-05 Richard Guenther <rguenther@suse.de>
8340 * fold-const.c (fold_binary): Remove duplicate folding
8341 of comparison of non-null ADDR_EXPR against null.
8343 2007-03-05 Richard Guenther <rguenther@suse.de>
8344 Dorit Nuzman <dorit@il.ibm.com>
8346 PR tree-optimization/26420
8347 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8348 are no loops in the function. Only print the number of
8349 vectorized loops if it is greater than zero or we are supposed
8350 to print information about unvectorized loops.
8352 2007-03-05 Revital Eres <eres@il.ibm.com>
8354 * gcc.dg/var-expand1.c: New test.
8355 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8356 when an accumulator is expanded.
8358 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8361 * c-common.c (convert_and_check): Don't give warnings for
8362 conversion if 'expr' already overflowed.
8364 2007-03-04 Roger Sayle <roger@eyesopen.com>
8367 * fold-const.c (fold_comparison): Enforce type consistency when
8368 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8370 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8372 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8373 containing a cast to the base of TARGET_MEM_REF.
8375 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8377 * tree.c (tree_contains_struct_check_failed): Remove spurious
8378 whitespace from error message.
8380 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8383 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8384 instead of precision.
8386 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8387 Nathan Sidwell <nathan@codesourcery.com>
8389 * emit-rtl.c (find_auto_inc): New.
8390 (try_split): recreate REG_INC notes,
8391 Use regular for loops rather than whiles.
8393 2007-03-03 Andreas Schwab <schwab@suse.de>
8395 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8396 * configure: Regenerate.
8398 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8400 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8401 flag_rounding_math, not flag_unsafe_math_optimizations.
8403 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8405 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8406 alpha_fold_vector_minmax): Likewise.
8407 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8408 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8410 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8412 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8413 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8414 if the lhs has side-effects.
8415 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8417 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8419 * config/i386/i386.h (TUNEMASK): Remove define.
8420 (ARCHMASK): Remove define.
8421 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8422 Use ix86_arch_mask variable instead of ARCHMASK.
8423 * config/i386/i386.c (override_options): Ditto.
8424 (standard_80387_constant_p): Ditto.
8426 2007-03-02 Ian Lance Taylor <iant@google.com>
8428 Used signed infinities in VRP.
8429 * tree-vrp.c (uses_overflow_infinity): New static function.
8430 (supports_overflow_infinity): New static function.
8431 (make_overflow_infinity): New static function.
8432 (negative_overflow_infinity): New static function.
8433 (positive_overflow_infinity): New static function.
8434 (is_negative_overflow_infinity): New static function.
8435 (is_positive_overflow_infinity): New static function.
8436 (is_overflow_infinity): New static function.
8437 (overflow_infinity_range_p): New static function.
8438 (compare_values_warnv): New function split out of compare_values.
8439 (compare_value): Call it.
8440 (set_value_range_to_nonnegative): Add overflow_infinity
8441 parameter. Change caller.
8442 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8444 (vrp_expr_computes_nonzero): Likewise.
8445 (compare_ranges, compare_range_with_value): Likewise.
8446 (compare_name_with_value, compare_names): Likewise.
8447 (vrp_evaluate_conditional): Likewise.
8448 (set_value_range): Handle infinity
8449 (vrp_operand_equal_p, operand_less_p): Likewise.
8450 (extract_range_from_assert): Likewise.
8451 (vrp_int_const_binop): Likewise.
8452 (extract_range_from_binary_expr): Likewise.
8453 (extract_range_from_unary_expr): Likewise.
8454 (extract_range_from_comparison): Likewise.
8455 (extract_range_from_expr): Likewise.
8456 (dump_value_range): Likewise.
8457 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8458 (test_for_singularity): Likewise.
8459 (vrp_int_const_binop): Remove inline qualifier.
8460 (adjust_range_with_scev): Add comment.
8461 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8463 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8465 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8466 (get_constraint_for): Likewise.
8467 (do_structure_copy): Likewise.
8468 (find_func_aliases): Fix references to MODIFY_EXPR.
8469 (intra_create_variable_infos): Tidy.
8470 * tree-ssa-operands.c (add_virtual_operand): Add argument
8472 When adding members of alias sets, if IS_CALL_SITE is true and
8473 the symbol is not call-clobbered, skip it.
8476 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8478 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8479 entry by means of emit_insn_at_entry.
8481 2007-03-02 Richard Henderson <rth@redhat.com>
8483 * expr.h (promoted_input_arg): Remove decl.
8484 * function.c (promoted_input_arg): Merge into ...
8485 * combine.c (setup_incoming_promotions): ... only caller.
8486 Rearrange to avoid double loop.
8488 2007-03-02 Ben Elliston <bje@au.ibm.com>
8489 Peter Bergner <bergner@vnet.ibm.com>
8490 Janis Johnson <janis187@us.ibm.com>
8492 * config/rs6000/dfp.md: New file.
8493 * config/rs6000/rs6000.md: Include dfp.md.
8494 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8495 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8496 and TDmode decimal float modes in FP registers.
8497 (num_insns_constant): Likewise.
8498 (rs6000_legitimate_offset_address_p): Likewise.
8499 (rs6000_legitimize_address): Likewise.
8500 (rs6000_legitimize_reload_address): Likewise.
8501 (rs6000_legitimate_address): Likewise.
8502 (rs6000_emit_move): Likewise.
8503 (function_arg_boundary): Likewise.
8504 (function_arg_advance): Likewise.
8505 (rs6000_darwin64_record_arg_recurse): Likewise.
8506 (function_arg): Likewise.
8507 (rs6000_gimplify_va_arg): Likewise.
8508 (rs6000_split_multireg_move): Likewise.
8509 (rs6000_output_function_epilogue): Likewise.
8510 (rs6000_output_function_epilogue): Likewise.
8511 (rs6000_register_move_cost): Likewise.
8512 (rs6000_function_value): Likewise.
8513 (rs6000_libcall_value): Likewise.
8515 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8517 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8519 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8521 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8522 Use $MULTIDIR to choose between the kernel and RTP headers,
8523 and use $WIND_BASE and $WIND_USR to locate them.
8525 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8527 * config/i386/i386.c (override_options): Put initialization of
8528 ix86_tune_mask and ix86_arch_mask to the correct place.
8530 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8531 Michael Meissner <michael.meissner@amd.com>
8534 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8536 (TARGET_CMOVE): Use ARCHMASK.
8537 (TARGET_CMPXCHG): Ditto.
8538 (TARGET_CMPXCHG8B): Ditto.
8539 (TARGET_XADD): Ditto.
8540 (TARGET_BSWAP): Ditto.
8541 * config/i386/i386.c (ix86_tune_mask): New global variable.
8542 (ix86_arch_mask): Ditto.
8543 (override_options): Initialize ix86_tune_mask and
8544 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8547 2007-03-02 Ben Elliston <bje@au.ibm.com>
8550 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8552 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8554 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8555 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8556 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8557 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8559 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8560 rs6000_init_dwarf_reg_sizes_extra): New.
8561 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8562 SPE register high parts.
8564 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8566 * Makefile.in: Add install-pdf target as
8567 copied from automake v1.10 rules.
8568 * configure.ac: Add install-pdf to target list.
8569 * configure: Regenerate.
8571 2007-03-01 Paul Brook <paul@codesourcery.com>
8573 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8574 modes to LDRD for DImode.
8575 (output_move_double): Fixup out of range ldrd/strd.
8576 (vfp_secondary_reload_class): Rename...
8577 (coproc_secondary_reload_class): ... to this. Add wb argument.
8578 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8579 coproc_secondary_reload_class for CLASS_IWMMXT.
8580 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8581 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8583 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8585 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8586 factor by the estimated number of iterations.
8587 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8590 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8591 decode_caches_intel, detect_caches_intel): New functions.
8592 (host_detect_local_cpu): Use detect_caches_amd and
8593 detect_caches_intel.
8595 2007-03-01 Richard Henderson <rth@redhat.com>
8597 * expr.c (emit_move_complex_push): Export.
8598 (emit_move_complex_parts): Split out from ...
8599 (emit_move_complex): ... here.
8600 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8601 * config/i386/i386.md (movcdi): New.
8603 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8605 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8606 size of mode1 to check for tieable modes in MMX case.
8608 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8610 * Makefile.in (rtlanal.o): Depend on tree.h.
8611 * rtl.h (offset_within_section_p, split_const): Declare.
8612 * rtlanal.c: Include tree.h.
8613 (offset_within_block_p): New function, taken from
8614 mips_offset_within_object_p.
8615 (split_const): New function, taken from mips_split_const.
8616 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8618 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8619 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8620 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8621 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8622 (m68k_illegitimate_symbolic_constant_p): New function.
8623 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8624 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8625 symbolic constant that might be outside the symbol's section,
8626 move the symbol first and then add the offset.
8627 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8629 * config/mips/mips.c (mips_split_const): Delete.
8630 (mips_offset_within_object_p): Delete.
8631 (mips_symbolic_constant_p): Use offset_within_section_p and
8632 split_const instead of mips_offset_within_object_p and
8634 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8635 (mips_legitimize_const_move, print_operand_reloc)
8636 (mips_dangerous_for_la25_p): Use split_const instead of
8639 2007-02-28 Eric Christopher <echristo@apple.com>
8641 * Makefile.in (install-include-dir): Don't rm -rf include.
8643 2007-02-28 Richard Guenther <rguenther@suse.de>
8646 * fold-const.c (fold_binary): Do not associate expressions
8647 with more than one variable for integer types that do not wrap.
8649 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8651 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8652 Delete, and replace with...
8653 (fold_builtin_call_array): This. Update callers to use it.
8654 * fold-const.c (fold_build_call_list): Delete, and replace with...
8655 (fold_build_call_array): This.
8656 (fold_build_call_list_initializer): Delete, and replace with...
8657 (fold_build_call_array_initializer): This.
8658 * tree.h: Update declarations to reflect above changes.
8660 * c-typeck.c (build_function_call): Store converted arguments
8661 in a stack-allocated array instead of building a list.
8662 (convert_arguments): Store arguments in the array passed in as an
8663 argument, and return the actual number of arguments.
8664 * c-format.c: (check_function_format): Pass arguments in an
8665 array instead of a list.
8666 * c-common.c (check_function_nonnull): Likewise.
8667 (check_function_sentinel): Likewise.
8668 (check_function_arguments): Likewise.
8669 * c-common.h: Update declarations to reflect above changes.
8671 2007-02-28 Jan Hubicka <jh@suse.cz>
8673 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8674 PRED_NEGATIVE_RETURN): Update outcomes.
8676 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8678 * calls.c (emit_library_call_value_1): Handle partial registers
8679 correctly when building up CALL_INSN_FUNCTION_USAGE.
8681 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8683 * pa/predicates.md (move_src_operand): Allow zero for mode.
8684 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8687 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8690 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8691 *movv2df_internal): Enable pattern only for valid operand
8693 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8694 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8696 2007-02-27 Mike Stump <mrs@apple.com>
8698 * config/darwin-crt3.c: Avoid compilation when compiling for a
8701 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8703 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8705 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8706 for fixed headers and limits.h.
8707 (install-include-dir, install-headers-tar, install-headers-cpio,
8708 install-headers-cp, real-install-headers-tar,
8709 real-install-headers-cpio, real-install-headers-cp): Handle
8710 include-fixed as well as include.
8711 (install-mkheaders): Don't install files that go only in include
8713 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8714 from GCC_INCLUDE_DIR.
8715 * gcc.c (process_command): Remove special -BstageN/ handling.
8716 (do_spec_1): Add include-fixed directories.
8718 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8720 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8722 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8724 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8727 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8729 * c-common.c (get_priority): Add check for
8730 SUPPORTS_INIT_PRIORITY.
8732 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8734 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8736 * config/bfin/bfin.c: Include "cfglayout.h".
8737 (MAX_LSETUP_DISTANCE): New macro.
8738 (struct loop_info): New members incoming, incoming_src and
8739 incoming_dest. Delete member predecessor.
8740 (length_for_loop): New function.
8741 (bfin_optimize_loop): Handle more different loop structures.
8742 (bfin_discover_loop): Rework detection of predecessor blocks by
8743 examining incoming edges.
8744 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8746 (bfin_reorder_loops): New function.
8747 (bfin_reorg_loops): Use these three new functions.
8749 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8750 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8751 (CONSTRAINT_LEN): Add entry for 'q'.
8752 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8753 Add 'q' constraints.
8754 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8755 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8757 * config/bfin/bfin.md (add_with_carry): New pattern.
8758 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8759 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8760 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8761 support unsigned multiplies too. Removed incorrect commutativity from
8762 operand 1 constraint where appropriate.
8763 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8765 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8766 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8768 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8769 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8770 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8771 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8772 usmulhisi_hh_huh): New patterns.
8774 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8775 lshifthi3): Fix output template to use half reg for operand 2.
8777 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8780 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8782 2007-02-27 Andreas Schwab <schwab@suse.de>
8784 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8786 2007-02-27 Jan Hubicka <jh@suse.cz>
8788 * predict.c (last_basic_block_p): Remove.
8789 (tree_estimate_probability): Update return heuristic for commonized
8792 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8794 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8796 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8798 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8799 * doc/cpp.texi: Standardize title page.
8800 * doc/cppinternals.texi: Likewise.
8801 * doc/gcc.texi: Standardize title page, remove version number
8802 from copyright page.
8803 * doc/gccint.texi: Likewise.
8804 * doc/install.texi: Standardize title page, add table of
8807 2007-02-26 Jan Hubicka <jh@suse.cz>
8809 * predict.def: Set outcomes according to more recent results.
8810 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8811 Remove dead predictors.
8812 * predict.c (return_prediction): Fix pasto.
8814 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8816 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8817 change; avoid a memory leak when returning early.
8819 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8821 * c-decl.c (static_ctors): Move to c-common.c.
8822 (static_dtors): Likewise.
8823 (finish_function): Use c_record_cdtor_fn.
8824 (build_cdtor): Move to c-common.c.
8825 (c_write_global_declarations): Use c_build_cdtor_fns.
8826 * c-common.h (static_ctors): Declare.
8827 (static_dtors): Likewise.
8828 (c_record_cdtor_fn): Likewise.
8829 (c_build_cdtor_fns): Likewise.
8830 * c-common.c (static_ctors): New variable.
8831 (static_dtors): Likewise.
8832 (c_record_cdtor_fn): New function.
8833 (build_cdtor): Move from c-decl.c
8834 (c_build_cdtor_fns): New function.
8836 * output.h (assemble_addr_to_section): Declare.
8837 (get_cdtor_priority_section): Likewise.
8838 * varasm.c (assemble_addr_to_section): New function.
8839 (get_cdtor_priority_section): Likewise.
8840 (default_named_section_asm_out_destructor): Use them.
8841 (destor_dtor_section_asm_out_destructor): Likewise.
8842 (default_named_section_asm_out_constructor): Likewise.
8843 (default_ctor_section_asm_out_constructor): Likewise.
8844 * config.gcc (*-*-vxworks*): Include vxworks.o.
8845 * config/t-vxworks (vxworks.o): New target.
8846 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8847 (TARGET_ASM_CONSTRUCTOR): Define.
8848 (TARGET_ASM_DESTRUCTOR): Likewise.
8849 (vxworks_asm_out_constructor): Declare.
8850 (vxworks_asm_out_destructor): Likewise.
8852 * c-common.c (get_priority): Check that we have not just an
8853 INTEGER_CST, but an integer constant with integeral type.
8855 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8857 PR tree-optimization/30938
8858 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8859 use &dt[nargs-1] instead of &dt[nargs] in the call to
8860 vect_is_simple_use().
8862 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8864 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8865 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8866 Do not attempt to handle MEM inside auto-inc expressions.
8867 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8868 of a register modified by an auto-inc expression. However, do handle
8869 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8870 (elimination_effects): Prohibit elimination of a register modified
8871 by an auto-inc expression. Disable register elimination rules whose
8872 target register is modified by an auto-inc expression with variable
8875 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8877 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8879 (array_at_struct_end_p): New function.
8880 (idx_infer_loop_bounds): Use it.
8881 (estimate_numbers_of_iterations_loop): Export.
8882 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8883 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8884 (tree_estimate_probability): Call record_loop_exits.
8885 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8886 (estimated_loop_iterations, estimated_loop_iterations_int,
8887 estimated_loop_iterations_tree): New functions.
8888 (analyze_siv_subscript_cst_affine,
8889 compute_overlap_steps_for_affine_1_2,
8890 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8891 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8892 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8893 (PRED_LOOP_ITERATIONS_GUESSED): New.
8894 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8895 * cfgloop.h (estimate_numbers_of_iterations_loop,
8896 estimated_loop_iterations_int): Declare.
8898 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8900 * doc/extend.texi: Document optional priority argument to
8901 constructors and destructors.
8902 * tree.c (init_priority_for_decl): Adjust GTY markers.
8903 (init_ttree): Use priority-info hash functions for
8904 init_priority_for_decl.
8905 (tree_map_eq): Rename to ...
8906 (tree_map_base_eq): ... this.
8907 (tree_map_marked_p): Rename to ...
8908 (tree_map_base_marked_p): ... this.
8909 (tree_map_base_hash): New function.
8910 (decl_init_priority_lookup): Rework.
8911 (decl_fini_priority_lookup): New function.
8912 (decl_priority_info): New function.
8913 (decl_init_priority_insert): Use it.
8914 (decl_fini_priority_insert): Likewise.
8915 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8917 (decl_restrict_base_insert): Likewise.
8918 (decl_debug_expr_insert): Likewise.
8919 (decl_value_expr_lookup): Likewise.
8920 (decl_value_expr_insert): Likewise.
8921 * tree.h (priority_type): New type.
8922 (decl_init_priority_lookup): Use priority_type.
8923 (decl_fini_priority_lookup): New function.
8924 (decl_init_priority_insert): Use priority_type.
8925 (decl_fini_priority_insert): New function.
8926 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8927 (DECL_INIT_PRIORITY): Likewise.
8928 (SET_DECL_INIT_PRIORITY): Add comment.
8929 (DECL_FINI_PRIORITY): New macro.
8930 (SET_DECL_FINI_PRIORITY): Likewise.
8931 (DEFAULT_INIT_PRIORITY): Document.
8932 (MAX_INIT_PRIORITY): Likewise.
8933 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8934 (tree_map_base): New type.
8935 (tree_map_base_eq): New function.
8936 (tree_map_base_hash): Likewise.
8937 (tree_map_base_marked_p): Likewise.
8938 (tree_map): Inherit from tree_map_base.
8939 (tree_map_eq): Make it a macro.
8940 (tree_map_marked_p): Likewise.
8941 (tree_int_map): Inherit from tree_map_base.
8942 (tree_int_map_eq): Make it a macro.
8943 (tree_int_map_hash): Likewise.
8944 (tree_int_map_marked_p): Likewise.
8945 (tree_priority_map): New type.
8946 (tree_priority_map_eq): New macro.
8947 (tree_priority_map_hash): Likewise.
8948 (tree_priority_map_marked_p): Likewise.
8949 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8951 (emutls_common_1): Likewise.
8952 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8953 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8954 of tree_map hierarchy.
8955 * tree-cfg.c (move_stmt_r): Likewise.
8956 (new_label_mapper): Likewise.
8957 * c-tree.h (c_expand_body): Move to ...
8958 * c-common.h (c_expand_body): ... here.
8959 * c-decl.c (c_expand_body): Move to ...
8960 * c-common.c (c_expand_body): ... here.
8961 (c_common_attribute_table): Allow 1 argument for the constructor
8962 and destructor attributes.
8963 (get_priority): New function.
8964 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8965 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8967 2007-02-24 Jan Hubicka <jh@suse.cz>
8970 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8972 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8973 Jan Hubicka <jh@suse.cz>
8976 * i386.c (counter_mode): New function.
8977 (expand_set_or_movmem_via_loop): Use it.
8978 (expand_movmem_epilogue): Likewise; fix pasto.
8979 (ix86_expand_movmem): Do emit guard even for constant counts.
8980 (ix86_expand_setmem): Likewise.
8982 2007-02-25 Nick Clifton <nickc@redhat.com>
8984 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8985 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8987 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8990 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8991 count argument with 0x10, not with 0x16.
8992 (expand_setmem_epilogue): Ditto.
8994 2007-02-24 Mike Stump <mrs@apple.com>
8996 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8999 2007-02-24 Richard Guenther <rguenther@suse.de>
9002 * fold-const.c (fold_binary): Fold x +- CST op x for
9003 EQ_EXPR and NE_EXPR.
9005 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9007 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
9009 2007-02-24 Jan Hubicka <jh@suse.cz>
9011 * cgraphunit.c (decide_is_function_needed): Honor
9012 -fkeep-inline-functions.
9014 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9016 * builtins.c (fold_builtin_modf): New.
9017 (fold_builtin_2): Use it.
9019 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
9021 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9022 (determine_max_iter): Take additional LOOP arg; all callers changed.
9023 Lose broken logic dealing with PLUS. Try to limit the upper bound by
9024 one using simplifications.
9025 (simplify_using_initial_values): Return if the expression becomes
9026 invalid due to altered regs.
9028 2007-02-23 DJ Delorie <dj@redhat.com>
9030 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
9032 2007-02-23 Mike Stump <mrs@apple.com>
9034 * tlink.c (scan_linker_output): Parse linker messages from
9035 darwin9's linker better.
9037 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9040 * varpool.c (varpool_assemble_pending_decls): Set
9041 varpool_last_needed_node to null.
9043 2007-02-23 DJ Delorie <dj@redhat.com>
9045 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9046 alignment bigger than the object file can handle.
9048 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9051 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9052 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9053 (*movsf_1): Penalize MMX moves.
9055 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9057 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9058 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9060 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9062 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9064 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9065 (fold_builtin_1): Use them.
9066 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9067 BUILT_IN_SIGNIFICAND.
9069 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9071 * config/i386/i386.c (bdesc_1arg): Initialize
9072 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9073 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9074 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9075 and IX86_BUILTIN_MOVSLDUP.
9077 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9079 PR rtl-optimization/30841
9080 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9082 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9084 * builtins.c (fold_builtin_frexp): New.
9085 (fold_builtin_2): Use it.
9087 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9089 * doc/invoke.texi (Spec Files): Document getenv spec function.
9091 * gcc.c (getenv_spec_function): New function.
9092 (static_spec_functions): Add it.
9093 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9094 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9097 2007-02-22 Michael Matz <matz@suse.de
9100 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9101 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9103 2007-02-22 Ian Lance Taylor <iant@google.com>
9106 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9107 (mem_loc_descriptor): Call it.
9109 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9110 Ira Rosen <irar@il.ibm.com>
9112 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9114 2007-02-22 Ira Rosen <irar@il.ibm.com>
9116 PR tree-optimization/30843
9117 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9118 stores only after all the group is vectorized.
9120 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9122 PR tree-optimization/30858
9123 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9124 in the reduction cycle have a single use in the loop.
9125 * tree-vectorizer.h (relevant): Add documentation.
9127 2007-02-20 Mike Stump <mrs@apple.com>
9129 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9130 * configure: Regenerate.
9132 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9134 Change the defaults of some parameters and options.
9135 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9136 * config/spu/spu.c (spu_optimization_options): Add.
9137 (spu_override_options): Change params in spu_optimization_options.
9138 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9140 Register 127 is only 16 byte aligned when used as a frame pointer.
9141 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9142 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9143 HARD_FRAME_POINTER_REGNUM.
9144 (spu_legitimate_address): Use regno_aligned_for_reload.
9145 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9146 aligned when frame_pointer_needed is true.
9147 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9149 * config/spu/spu.h (INIT_EXPANDERS): Define.
9151 Make sure shift and rotate instructions have valid immediate operands.
9152 * config/spu/predicates.md (spu_shift_operand): Remove.
9153 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9154 * config/spu/constraints.md (W, O): Extend range.
9155 * config/spu/spu.md (umask, nmask): Define.
9156 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9157 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9158 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9159 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9160 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9161 (lshr<mode>3_reg): Fix rtl description.
9163 Make sure mulhisi immediate operands are valid.
9164 * config/spu/predicates.md (imm_K_operand): Add.
9165 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9167 Generate constants using fsmbi and andi.
9168 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9169 (print_operand, spu_split_immediate, classify_immediate,
9170 fsmbi_const_p): Handle IC_FSMBI2.
9172 Correctly handle a CONST_VECTOR containing symbols.
9173 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9174 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9175 (immediate_load_p): Allow symbols that use 2 instructions to create.
9176 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9177 with symbols when flag_pic is set.
9178 (const_vector_immediate_p): New.
9179 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9180 accept a CONST_VECTOR with symbols.
9181 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9182 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9184 * config/spu/spu.md (high, low): Delete.
9185 (low_<mode>): Define.
9187 Remove INTRmode and INTR_REGNUM, which didn't work.
9188 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9190 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9191 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9192 peephole2 pattern): Don't use INTR or 131.
9193 (movintrcc): Delete.
9194 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9195 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9196 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9197 (UNSPEC_SET_INTR): Add.
9198 * config/spu/spu-modes.def (INTR): Remove.
9200 More accurate warnings about run-time relocations.
9201 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9203 Correctly warn about immediate arguments to specific intrinsics.
9204 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
9205 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
9206 the instruction predicate.
9208 Fix tree check errors with latest update.
9209 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
9211 (spu_expand_builtin): Use CALL_EXPR_FN.
9213 Add missing specific intrinsics.
9214 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
9216 * config/spu/spu_internals.h: Ditto.
9218 Fix incorrect operand modifiers.
9219 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
9220 * config/spu/spu.md (xor<mode>3): Change %S to %J.
9222 Optimize one case of zero_extend of a vec_select.
9223 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
9225 Accept any immediate for hbr.
9226 * config/spu/spu.md (hbr): Change s constraints to i.
9228 2007-02-21 Paul Brook <paul@codesourcery.com>
9230 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
9231 condexec_count when skipping USE and CLOBBER.
9233 2007-02-21 Nick Clifton <nickc@redhat.com>
9235 * common.opt (Warray-bounds): Add Warning attribute.
9236 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
9238 (fsized-zeroes): Add Optimization attribute.
9239 (fsplit-wide-types, ftree-scev-cprop): Likewise.
9240 * c.opt (Wc++0x-compat): Add Warning attribute.
9242 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9245 * reload1.c (eliminate_regs_in_insn): In the single_set special
9246 case, attempt to re-recognize the insn before falling back to
9247 having reload fix it up.
9249 2007-02-20 Eric Christopher <echristo@gmail.com>
9251 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
9252 Rewrite accordingly.
9253 (frv_read_iacc_argument): Ditto.
9254 (frv_expand_set_builtin): Take a call instead of arglist, update for
9256 (frv_expand_unop_builtin): Ditto.
9257 (frv_expand_binop_builtin): Ditto.
9258 (frv_expand_cut_builtin): Ditto.
9259 (frv_expand_binopimm_builtin): Ditto.
9260 (frv_expand_voidbinop_builtin): Ditto.
9261 (frv_expand_int_void2arg): Ditto.
9262 (frv_expand_prefetches): Ditto.
9263 (frv_expand_voidtriop_builtin): Ditto.
9264 (frv_expand_voidaccop_builtin): Ditto.
9265 (frv_expand_load_builtin): Ditto.
9266 (frv_expand_store_builtin): Ditto.
9267 (frv_expand_mdpackh_builtin): Ditto.
9268 (frv_expand_mclracc_builtin): Ditto.
9269 (frv_expand_mrdacc_builtin): Ditto.
9270 (frv_expand_mwtacc_builtin): Ditto.
9271 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
9274 2007-02-20 Janis Johnson <janis187@us.ibm.com>
9276 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
9277 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
9279 (HAVE_GAS_DFP): Check for assembler support of decimal floating
9281 * configure: Regenerate.
9282 * config.in: Regenerate.
9283 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
9284 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
9285 masks to power6 and power6x and to POWERPC_MASKS.
9286 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9288 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
9289 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
9290 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9291 Access PROTOTYPE as variable, not mask.
9293 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9295 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9296 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9297 * combine.c (adjust_for_new_dest): Use it.
9298 * postreload.c (reload_combine): Likewise.
9300 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9302 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9303 notes on an insn with multiple sets, even if single_set returns
9304 non-NULL for that insn.
9306 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9308 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9311 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9313 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9314 if user didn't pass it.
9315 * config/i386/darwin.h (CC1_SPEC): Likewise.
9316 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9317 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9318 -mmacosx-version-min.
9320 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9321 Uros Bizjak <ubizjak@gmail.com>
9323 * optabs.h (enum optab_index): Add new OTI_scalb.
9324 (scalb_optab): Define corresponding macro.
9325 * optabs.c (init_optabs): Initialize scalb_optab.
9326 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9328 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9329 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9330 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9331 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9332 flag_unsafe_math_optimizations is set.
9334 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9335 to implement scalbf, scalb and scalbl built-ins as inline x87
9338 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9339 DJ Delorie <dj@redhat.com>
9342 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9343 (diagnostic_report_diagnostic): ... here, and turn them into real
9344 errors. If warnings are inhibited, no need to do anything.
9346 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9348 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9349 better code generation.
9351 2007-02-20 Ben Elliston <bje@au.ibm.com>
9353 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9355 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9357 * config/alpha/alpha.c, config/alpha/alpha.md,
9358 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9359 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9360 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9361 config/arm/lib1funcs.asm: Follow spelling conventions.
9363 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9364 config/fr30/fr30.md, config/i386/i386.h,
9365 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9366 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9367 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9368 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9369 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9370 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9371 config/sparc/sparc.c, config/sparc/sparc.h,
9372 config/sparc/sparc.md, config/spu/constraints.md,
9373 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9376 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9379 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9382 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9384 * doc/invoke.texi (-ftree-lrs): Remove.
9386 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9388 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9391 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9393 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9394 new CALL_EXPR_FN macro for retrieving the function
9395 declaration of the input expression.
9397 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9399 * c.opt (Waddress): New.
9400 * common.opt (Walways-true): Delete.
9401 (Wstring-literal-comparison): Delete.
9402 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9403 -Wstring-literal-comparison. Add -Waddress.
9405 (Walways-true): Delete.
9406 (Wstring-literal-comparison): Delete.
9407 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9408 consistently instead of -Walways-true in example.
9409 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9410 * c-typeck.c (parser_build_binary_op): Replace
9411 -Wstring-literal-comparison and -Walways-true with -Waddress.
9412 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9415 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9417 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9418 without DECL_STRUCT_FUNCTION initialized.
9420 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9422 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9423 due to calls to functions taking pointers as parameters.
9425 2007-02-19 Richard Henderson <rth@redhat.com>
9428 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9431 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9433 * config/s390/s390.c (s390_call_saved_register_used,
9434 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9435 accessed to the new scheme.
9437 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9439 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9440 (cris_print_index, cris_print_operand, cris_print_operand_address)
9441 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9442 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9443 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9445 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9446 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9447 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9448 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9449 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9450 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9451 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9452 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9453 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9454 (uminsi3, call, call_value): Ditto.
9455 (define_split: indir_to_reg_split, unnamed): Ditto.
9457 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9459 PR tree-optimization/30975
9460 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9463 2007-02-18 Eric Christopher <echristo@gmail.com>
9465 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9466 Remove use of arglist.
9467 (mips_expand_builtin): Remove use of arglist, pass in expr.
9468 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9469 (mips_expand_builtin_movtf): Ditto.
9470 (mips_expand_builtin_compare): Ditto.
9472 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9474 * tree-sra.c (sra_build_assignment): Replace assertion
9475 checking with a comment explaining why it can't be done.
9477 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9480 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9481 during CALL_EXPR representation conversion.
9482 * tree-ssa-propagate.c (set_rhs): Likewise.
9484 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9486 * tree-sra.c (sra_build_assignment): Disable assertion checking
9489 2007-02-18 Roger Sayle <roger@eyesopen.com>
9491 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9492 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9493 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9495 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9496 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9497 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9498 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9499 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9500 force_gimple_operand): Likewise.
9501 * ipa-cp.c (constant_val_insert): Likewise.
9502 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9503 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9504 perfect_nestify): Likewise.
9505 * langhooks.c (lhd_omp_assignment): Likewise.
9506 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9507 lower_copyprivate_clauses, lower_send_clauses,
9508 lower_send_shared_vars, expand_parallel_call,
9509 expand_omp_for_generic, expand_omp_for_static_nochunk,
9510 expand_omp_for_static_chunk, expand_omp_sections,
9511 lower_omp_single_copy, lower_omp_for_lastprivate,
9512 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9513 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9514 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9517 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9519 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9520 config/sh/sh.md: Follow spelling conventions.
9522 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9523 config/frv/predicates.md: Follow spelling conventions.
9525 * config/m68k/linux-unwind.h: Fix a comment typo.
9526 * target.h: Follow spelling conventions.
9528 2007-02-18 Roger Sayle <roger@eyesopen.com>
9530 PR rtl-optimization/28173
9531 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9532 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9533 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9534 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9535 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9537 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9539 * builtins.c (fold_builtin_load_exponent): New.
9540 (fold_builtin_2): Use it.
9542 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9544 PR rtl-optimization/30773
9545 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9546 if we fail to attach a REG_EQUIV note.
9548 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9549 Roger Sayle <roger@eyesopen.com>
9551 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9553 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9555 * calls.c (initialize_argument_information): Pass original EXP
9556 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9557 code to split complex arguments here, as part of initializing the
9559 (expand_call): Remove code that builds a list of arguments and
9560 inserts implicit arguments into it. Instead, just count how many
9561 implicit arguments there will be so we can determine the size of
9562 the ARGS array, and let initialize_argument_information do the work.
9563 (split_complex_values): Delete unused function.
9565 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9567 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9569 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9571 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9572 for arg pointer based indexed addressing.
9574 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9576 * config/ia64/ia64.h, config/ia64/ia64.md,
9577 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9578 spelling conventions.
9580 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9582 * config/m68k/m68k.c (split_di): New.
9583 * config/m68k/m68k-protos.h: Declare split_di.
9584 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9585 Improve predicate handling and split constant shifts.
9587 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9589 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9590 parameter for register bitfield operations, general predicates
9593 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9595 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9596 * config/m68k/linux-unwind.h: New file.
9598 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9600 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9601 config/i386/athlon.md, config/ia64/ia64.md,
9602 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9603 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9604 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9605 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9606 tree-vect-transform.c: Fix comment typos.
9608 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9610 * sched-deps.c (find_insn_list): Remove.
9611 * sched-int.h: Remove the prototype for find_insn_list.
9613 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9615 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9617 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9618 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9619 darwin_rs6000_override_options.
9620 (C_COMMON_OVERRIDE_OPTIONS): Expect
9621 darwin_macosx_version_min to be non-NULL always.
9622 (TARGET_C99_FUNCTIONS): Likewise.
9623 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9624 (DARWIN_MINVERSION_SPEC): New.
9625 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9626 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9628 (DARWIN_MINVERSION_SPEC): New.
9629 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9631 * config/darwin-c.c (darwin_cpp_builtins): Expect
9632 darwin_macosx_version_min to be non-NULL always.
9634 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9636 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9638 * config/i386/i386.h (x86_use_xchgb): New.
9639 (TARGET_USE_XCHGB): New macro.
9640 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9641 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9642 Split after reload into bswaphi for shifts of 8.
9643 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9644 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9645 or when optimizing for size.
9647 2007-02-16 Richard Guenther <rguenther@suse.de>
9648 Christian Bruel <christian.bruel@st.com>
9650 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9651 DECLs but prefer SSA_NAMEs over DECLs.
9653 2007-02-16 Richard Guenther <rguenther@suse.de>
9655 * tree-flow-inline.h (single_imm_use_p): Remove.
9656 (zero_imm_uses_p): Likewise.
9657 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9658 instead of single_imm_use_p.
9659 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9662 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9665 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9666 nested double- and backquotes.
9668 2007-02-15 Roger Sayle <roger@eyesopen.com>
9671 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9672 should be unreachable.
9673 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9674 For the time being redirect GIMPLE_MODIFY_STMT to the new
9675 (renamed) build_gimple_modify_stmt_stat.
9676 (build2_gimple_stat): Rename to...
9677 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9678 Always build a GIMPLE_MODIFY_STMT node.
9679 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9680 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9683 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9684 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9685 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9686 expand_complex_div_wide): Likewise.
9687 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9688 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9689 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9690 * tree-ssa-loop-manip.c (create_iv): Likewise.
9691 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9692 abs_replacement): Likewise.
9693 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9694 realify_fake_stores): Likewise.
9696 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9697 node rather than a GIMPLE_MODIFY_STMT node.
9698 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9699 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9701 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9702 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9705 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9708 * fold-const.c (fold_comparison): Add back the
9709 folding of constant complex comparisions.
9711 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9714 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9715 effects unknown to this function, return early.
9717 2007-02-15 Ian Lance Taylor <iant@google.com>
9719 * lower-subreg.c (move_eh_region_note): New static function.
9720 (resolve_simple_move): Call it.
9721 (decompose_multiword_subregs): Track blocks for which we resolve a
9722 simple move which is also a control flow insn. Pass them to
9723 find_many_sub_basic_blocks.
9724 (pass_lower_subreg): Add TODO_verify_flow.
9725 (pass_lower_subreg2): Likewise.
9727 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9728 Brooks Moses <brooks.moses@codesourcery.com>
9729 Lee Millward <lee.millward@codesourcery.com>
9731 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9732 (VL_EXP_CLASS_P): New.
9733 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9735 (TREE_OPERAND_CHECK_CODE): Likewise.
9736 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9737 (TREE_RTL_OPERAND_CHECK): Likewise.
9738 (tree_operand_check_failed): Make second parameter the whole tree
9739 instead of its code. Fixed callers.
9740 (VL_EXP_CHECK): New.
9741 (TREE_OPERAND_LENGTH): New.
9742 (VL_EXP_OPERAND_LENGTH): New.
9743 (CALL_EXPR_FN): New.
9744 (CALL_EXPR_STATIC_CHAIN): New.
9745 (CALL_EXPR_ARGS): New.
9746 (CALL_EXPR_ARG): New.
9747 (call_expr_nargs): New.
9748 (CALL_EXPR_ARGP): New.
9749 (build_nt_call_list): Declare.
9750 (build_vl_exp_stat): Declare.
9751 (build_vl_exp): New.
9752 (build_call_list): Declare.
9753 (build_call_nary): Declare.
9754 (build_call_valist): Declare.
9755 (build_call_array): Declare.
9756 (call_expr_arg): Declare.
9757 (call_expr_argp): Declare.
9758 (call_expr_arglist): Declare.
9759 (fold_build_call_list): Declare.
9760 (fold_build_call_list_initializer): Declare.
9761 (fold_call_expr): Declare to replace fold_builtin.
9762 (fold_builtin_fputs): Update to agree with modified definition.
9763 (fold_builtin_strcpy): Likewise.
9764 (fold_builtin_strncpy): Likewise.
9765 (fold_builtin_memory_chk): Likewise.
9766 (fold_builtin_stxcpy_chk): Likewise.
9767 (fold_builtin_strncpy_chk): Likewise.
9768 (fold_builtin_next_arg): Likewise.
9769 (fold_build_call_expr): Declare.
9770 (fold_builtin_call_list): Declare.
9771 (fold_builtin_call_valist): Declare.
9772 (build_call_expr): Declare.
9773 (validate_arglist): Update to agree with modified definition.
9774 (tree_operand_length): New.
9775 (call_expr_arg_iterator): New.
9776 (init_call_expr_arg_iterator): New.
9777 (next_call_expr_arg): New.
9778 (first_call_expr_arg): New.
9779 (more_call_expr_args_p): New.
9780 (FOR_EACH_CALL_EXPR_ARG): New.
9782 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9783 and tcc_gimple_stmt.
9784 (tree_code_size): Update documentation. Use sizeof (tree) rather
9785 than sizeof (char *).
9786 (tree_size): Likewise. Add case for tcc_vl_exp.
9787 (tree_node_structure): Add case for tcc_vl_exp.
9788 (contains_placeholder_p): Likewise.
9789 (substitute_in_expr): Likewise.
9790 (substitute_placeholder_in_expr): Likewise.
9791 (stabilize_reference_1): Likewise.
9792 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9793 to diagnose breakage of this interface for constructing CALL_EXPRs.
9794 (build_nt): Add similar assertion here.
9795 (build_nt_call_list): New.
9796 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9797 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9799 (get_callee_fndecl): Use new CALL_EXPR accessors.
9800 (tree_operand_check_failed): Change parameters to pass entire node
9801 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9802 (process_call_operands): New.
9803 (build_vl_exp_stat): New.
9804 (build_call_list): New.
9805 (build_call_nary): New.
9806 (build_call_valist): New.
9807 (build_call_array): New.
9808 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9809 (call_expr_arglist): New.
9811 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9812 tcc_vl_exp instead of a fixed-size tcc_expression.
9814 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9815 accessors for CALL_EXPRs.
9816 (AGGR_INIT_EXPR): Likewise.
9818 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9819 Brooks Moses <brooks.moses@codesourcery.com>
9820 Lee Millward <lee.millward@codesourcery.com>
9822 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9823 (expand_builtin_nonlocal_goto): Change parameter to be entire
9824 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9825 (expand_builtin_prefetch): Likewise.
9826 (expand_builtin_classify_type): Likewise.
9827 (mathfn_built_in): Return NULL_TREE instead of 0.
9828 (expand_errno_check): Use new CALL_EXPR accessors.
9829 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9830 Return NULL_RTX instead of 0.
9831 (expand_builtin_mathfn_2): Likewise.
9832 (expand_builtin_mathfn_3): Likewise.
9833 (expand_builtin_interclass_mathfn): Likewise.
9834 (expand_builtin_sincos): Likewise.
9835 (expand_builtin_cexpi): Likewise.
9836 (expand_builtin_int_roundingfn): Likewise.
9837 (expand_builtin_int_roundingfn_2): Likewise.
9838 (expand_builtin_pow): Likewise.
9839 (expand_builtin_powi): Likewise.
9840 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9841 of arglist, fixing callers appropriately. Use new CALL_EXPR
9842 accessors and constructors. Return NULL_RTX instead of 0.
9843 (expand_builtin_strstr): Likewise.
9844 (expand_builtin_strchr): Likewise.
9845 (expand_builtin_strrchr): Likewise.
9846 (expand_builtin_strpbrk): Likewise.
9847 (expand_builtin_memcpy): Likewise.
9848 (expand_builtin_mempcpy): Likewise.
9849 (expand_builtin_mempcpy_args): New.
9850 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9851 (expand_builtin_memmove_args): New.
9852 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9853 (expand_movstr): Likewise.
9854 (expand_builtin_strcpy): Likewise.
9855 (expand_builtin_strcpy_args): New.
9856 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9857 (expand_builtin_strncpy): Likewise.
9858 (expand_builtin_memset): Likewise.
9859 (expand_builtin_memset_args): New.
9860 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9861 (expand_builtin_memcmp): Likewise.
9862 (expand_builtin_strcmp): Likewise.
9863 (expand_builtin_strncmp): Likewise.
9864 (expand_builtin_strcat): Likewise.
9865 (expand_builtin_strncat): Likewise.
9866 (expand_builtin_strspn): Likewise.
9867 (expand_builtin_strcspn): Likewise.
9868 (expand_builtin_args_info): Likewise.
9869 (expand_builtin_va_start): Likewise.
9870 (gimplify_va_arg_expr): Likewise.
9871 (expand_builtin_va_end): Likewise.
9872 (expand_builtin_va_copy): Likewise.
9873 (expand_builtin_frame_address): Likewise.
9874 (expand_builtin_alloca): Likewise.
9875 (expand_builtin_bswap): Likewise.
9876 (expand_builtin_unop): Likewise.
9877 (expand_builtin_fputs): Likewise.
9878 (expand_builtin_expect): Likewise.
9879 (expand_builtin_fabs): Likewise.
9880 (expand_builtin_copysign): Likewise.
9881 (expand_builtin_printf): Likewise.
9882 (expand_builtin_fprintf): Likewise.
9883 (expand_builtin_sprintf): Likewise.
9884 (expand_builtin_init_trampoline): Likewise.
9885 (expand_builtin_signbit): Likewise.
9886 (expand_builtin_fork_or_exec): Likewise.
9887 (expand_builtin_sync_operation): Likewise.
9888 (expand_builtin_compare_and_swap): Likewise.
9889 (expand_builtin_lock_test_and_set): Likewise.
9890 (expand_builtin_lock_release): Likewise.
9891 (expand_builtin): Likewise.
9892 (builtin_mathfn_code): Likewise.
9894 (fold_builtin_constant_p): Pass call arguments individually instead
9895 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9896 accessors and constructors. Return NULL_TREE instead of 0.
9897 (fold_builtin_expect): Likewise.
9898 (fold_builtin_classify_type): Likewise.
9899 (fold_builtin_strlen): Likewise.
9900 (fold_builtin_nan): Likewise.
9901 (integer_valued_real_p): Likewise.
9902 (fold_trunc_transparent_mathfn): Likewise.
9903 (fold_fixed_mathfn): Likewise.
9904 (fold_builtin_cabs): Likewise.
9905 (fold_builtin_sqrt): Likewise.
9906 (fold_builtin_cbrt): Likewise.
9907 (fold_builtin_cos): Likewise.
9908 (fold_builtin_cosh): Likewise.
9909 (fold_builtin_tan): Likewise.
9910 (fold_builtin_sincos): Likewise.
9911 (fold_builtin_cexp): Likewise.
9912 (fold_builtin_trunc): Likewise.
9913 (fold_builtin_floor): Likewise.
9914 (fold_builtin_ceil): Likewise.
9915 (fold_builtin_round): Likewise.
9916 (fold_builtin_int_roundingfn): Likewise.
9917 (fold_builtin_bitop): Likewise.
9918 (fold_builtin_bswap): Likewise.
9919 (fold_builtin_logarithm): Likewise.
9920 (fold_builtin_hypot): Likewise.
9921 (fold_builtin_pow): Likewise.
9922 (fold_builtin_powi): Likewise.
9923 (fold_builtin_exponent): Likewise.
9924 (fold_builtin_memset): Likewise.
9925 (fold_builtin_bzero): Likewise.
9926 (fold_builtin_memory_op): Likewise.
9927 (fold_builtin_bcopy): Deleted; call site changed to invoke
9928 fold_builtin_memory_op directly.
9929 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9930 (fold_builtin_strncpy): Likewise.
9931 (fold_builtin_memcmp): Likewise.
9932 (fold_builtin_strcmp): Likewise.
9933 (fold_builtin_strncmp): Likewise.
9934 (fold_builtin_signbit): Likewise.
9935 (fold_builtin_copysign): Likewise.
9936 (fold_builtin_isascii): Likewise.
9937 (fold_builtin_toascii): Likewise.
9938 (fold_builtin_isdigit): Likewise.
9939 (fold_builtin_fabs): Likewise.
9940 (fold_builtin_abs): Likewise.
9941 (fold_builtin_fmin_fmax): Likewise.
9942 (fold_builtin_carg): Likewise.
9943 (fold_builtin_classify): Likewise.
9944 (fold_builtin_unordered_cmp): Likewise.
9946 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9947 New functions split out from fold_builtin_1.
9948 (fold_builtin_n): New.
9949 (fold_builtin_varargs): New.
9950 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9952 (fold_call_expr): New.
9953 (build_function_call_expr): Rewrite to use new helper function.
9954 (fold_builtin_call_list): New.
9955 (build_call_expr): New.
9956 (fold_builtin_call_valist): New.
9957 (rewrite_call_expr): New.
9958 (validate_arg): New.
9959 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9960 of an arglist. Change return type to bool. Use new CALL_EXPR
9963 (fold_builtin_strstr): Pass call arguments individually instead
9964 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9965 accessors and constructors. Return NULL_TREE instead of 0.
9966 (fold_builtin_strchr): Likewise.
9967 (fold_builtin_strrchr): Likewise.
9968 (fold_builtin_strpbrk): Likewise.
9969 (fold_builtin_strcat): Likewise.
9970 (fold_builtin_strncat): Likewise.
9971 (fold_builtin_strspn): Likewise.
9972 (fold_builtin_strcspn): Likewise.
9973 (fold_builtin_fputs): Likewise.
9974 (fold_builtin_next_arg): Likewise.
9975 (fold_builtin_sprintf): Likewise.
9977 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9978 NULL_RTX instead of 0.
9979 (expand_builtin_memory_chk): Likewise.
9980 (maybe_emit_chk_warning): Likewise.
9981 (maybe_emit_sprintf_chk_warning): Likewise.
9983 (fold_builtin_object_size): Pass call arguments individually instead
9984 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9985 accessors and constructors. Return NULL_TREE instead of 0.
9986 (fold_builtin_memory_chk): Likewise.
9987 (fold_builtin_stxcpy_chk): Likewise.
9988 (fold_builtin_strncpy_chk): Likewise.
9989 (fold_builtin_strcat_chk): Likewise.
9990 (fold_builtin_strcat_chk): Likewise.
9991 (fold_builtin_strncat_chk): Likewise.
9992 (fold_builtin_sprintf_chk): Likewise.
9993 (fold_builtin_snprintf_chk): Likewise.
9994 (fold_builtin_printf): Likewise.
9995 (fold_builtin_vprintf): Likewise.
9997 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9999 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
10000 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10001 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
10002 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
10003 (fold_unary): Likewise.
10004 (fold_binary): Likewise.
10005 (fold_ternary): Remove CALL_EXPR case, since they are no longer
10006 ternary expressions.
10007 (fold): Add logic for tcc_vl_exp.
10008 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
10009 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10010 (fold_build3_stat): Add assertion to flag broken interface for
10011 constructing CALL_EXPRs.
10012 (fold_build_call_list): New.
10013 (fold_build_call_list_initializer): New.
10014 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
10016 (fold_strip_sign_ops): Likewise.
10018 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10019 Brooks Moses <brooks.moses@codesourcery.com>
10020 Lee Millward <lee.millward@codesourcery.com>
10022 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
10023 accessors and dump arguments explicitly.
10025 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
10027 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
10029 (print_call_name): Use new CALL_EXPR accessors.
10031 * print-tree.c (print_node): Add case tcc_vl_exp. Print
10032 CALL_EXPR arguments explicitly instead of as a list. Use
10033 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10035 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
10036 (vrp_visit_stmt): Likewise.
10038 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
10039 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10041 (force_move_till_expr): Likewise.
10043 * targhooks.c (default_external_stack_protect_fail): Use
10044 build_call_expr instead of build_function_call_expr.
10045 (default_hidden_stack_protect_fail): Likewise.
10047 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10050 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10051 and walk arguments explicitly.
10053 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10054 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10055 (expand_simple_operations): Likewise.
10056 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10058 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10059 of TREE_CODE_LENGTH.
10060 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10062 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10063 instead of TREE_CODE_LENGTH.
10065 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10066 (tree_ic_transform): Likewise.
10067 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10068 parameter instead of arglist. Fix callers.
10069 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10070 (tree_stringops_transform): Likewise.
10071 (tree_indirect_call_to_profile): Likewise.
10072 (tree_stringops_values_to_profile): Likewise.
10074 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10075 (eliminate_tail_call): Likewise.
10077 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10079 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10080 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10082 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10084 * omp-low.c (build_omp_barrier): Use build_call_expr.
10085 (lower_rec_input_clauses): Likewise.
10086 (lower_reduction_clauses): Likewise.
10087 (expand_parallel_call): Likewise.
10088 (maybe_catch_exception): Likewise.
10089 (expand_omp_for_generic): Likewise.
10090 (expand_omp_for_static_nochunk): Likewise.
10091 (expand_omp_sections): Likewise.
10092 (lower_omp_single_simple): Likewise.
10093 (lower_omp_single_copy): Likewise.
10094 (lower_omp_master): Likewise.
10095 (lower_omp_ordered): Likewise.
10096 (lower_omp_critical): Likewise.
10098 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10099 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10101 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10102 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10103 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10105 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10106 and generalize to handle any number of operands.
10107 (chrec_contains_undetermined): Likewise.
10108 (tree_contains_chrecs): Likewise.
10109 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10111 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10113 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10114 fold_call_expr instead of fold_builtin.
10115 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10116 match declarations there.
10117 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10120 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10121 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10123 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10124 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10126 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10129 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10130 (execute_cse_sincos): Use new CALL_EXPR accessors.
10132 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10134 * gimple-low.c (lower_function_body): Use build_call_expr.
10135 (lower_builtin_setjmp): Likewise.
10137 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10138 (set_storage_via_libcall): Likewise.
10139 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10140 instead of TREE_CODE_LENGTH.
10141 (expand_expr_real_1): Use new CALL_EXPR accessors.
10143 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10144 generalize to handle any number of operands.
10145 (TB_parent_eq): Likewise.
10147 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10148 (strip_builtin_expect): Likewise.
10150 * function.c (gimplify_parameters): Use build_call_expr.
10152 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10153 instead of TREE_CODE_LENGTH.
10155 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10156 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10158 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10161 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10162 (gimplify_decl_expr): Likewise.
10163 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10164 Use new CALL_EXPR iterators.
10165 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10166 (gimplify_modify_expr_to_memset): Likewise.
10167 (gimplify_variable_sized_compare): Likewise.
10168 (gimplify_omp_atomic_fetch_op): Likewise.
10169 (gimplify_omp_atomic_pipeline): Likewise.
10170 (gimplify_omp_atomic_mutex): Likewise.
10171 (gimplify_function_tree): Likewise.
10173 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10174 (call_expr_flags): Likewise.
10175 (expand_call): Likewise.
10177 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10178 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10181 * coverage.c (create_coverage): Use build_call_expr.
10183 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10184 (temp_call_expr_obstack): New.
10185 (pool_copy_list): Delete.
10186 (temp_copy_call_expr): New.
10187 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10188 CALL_EXPR accessors. Get rid of special goo for copying argument
10189 lists and use temp_copy_call_expr instead.
10190 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10191 CALL_EXPR accessors.
10192 (create_expression_by_pieces): Likewise. Use build_call_array
10193 to construct the result instead of fold_build3.
10194 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10195 dealing with argument lists.
10196 (init_pre): Remove references to expression_node_pool and
10197 list_node_pool. Init temp_call_expr_obstack instead.
10198 (fini_pre): Remove references to expression_node_pool and
10201 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10202 and walk arguments explicitly instead of as a list.
10204 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
10205 (mx_register_decls): Likewise.
10206 (mudflap_register_call): Likewise.
10207 (mudflap_finish_file): Likewise.
10209 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
10210 (ipa_callsite_compute_param): Likewise.
10212 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
10213 accessors and constructor.
10215 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
10216 accessors and constructor.
10217 (convert_tramp_reference): Likewise.
10218 (convert_call_expr): Likewise.
10219 (finalize_nesting_tree_1): Likewise.
10221 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
10224 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
10226 * tree-inline.c (initialize_inlined_parameters): Pass entire
10227 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10229 (estimate_num_insns_1): Use new CALL_EXPR accessors.
10230 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
10232 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
10233 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10234 (vectorizable_reduction): Likewise.
10235 (vectorizable_call): Use new CALL_EXPR iterators.
10236 (vectorizable_conversion): Use build_call_expr.
10237 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
10238 (vect_gen_widened_results_half): Use build_call_expr.
10239 (vect_setup_realignment): Likewise.
10240 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
10242 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
10243 (pass_through_call): Likewise.
10244 (compute_object_sizes): Likewise. Use fold_call_expr instead of
10247 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
10248 (tree_gen_pow2_profiler): Likewise.
10249 (tree_gen_one_value_profiler): Likewise.
10250 (tree_gen_ic_func_profiler): Likewise.
10251 (tree_gen_average_profiler): Likewise.
10252 (tree_gen_ior_profiler): Likewise.
10254 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
10255 (find_func_aliases): Use new CALL_EXPR accessors. Add case
10256 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10258 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
10259 of TREE_CODE_LENGTH.
10261 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
10262 of TREE_CODE_LENGTH.
10264 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
10266 (convert_to_integer): Likewise.
10268 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
10271 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10272 Brooks Moses <brooks.moses@codesourcery.com>
10273 Lee Millward <lee.millward@codesourcery.com>
10275 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
10277 * config/frv/frv.c (frv_expand_builtin): Likewise.
10278 * config/s390/s390.c (s390_expand_builtin): Likewise.
10280 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
10281 (sparc_expand_builtin): Use new CALL_EXPR accessors.
10283 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
10284 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
10285 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
10286 (ix86_expand_store_builtin): Likewise.
10287 (ix86_expand_unop_builtin): Likewise.
10288 (ix86_expand_unop1_builtin): Likewise.
10289 (ix86_expand_sse_compare): Likewise.
10290 (ix86_expand_sse_comi): Likewise.
10291 (ix86_expand_vec_init_builtin): Likewise.
10292 (ix86_expand_vec_ext_builtin): Likewise.
10293 (ix86_expand_vec_set_builtin): Likewise.
10294 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10296 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10297 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10299 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10300 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10301 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10303 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10305 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10306 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10307 arglist. Use new CALL_EXPR accessors. Fix callers.
10308 (altivec_expand_abs_builtin): Likewise.
10309 (rs6000_expand_binop_builtin): Likewise.
10310 (altivec_expand_predicate_builtin): Likewise.
10311 (altivec_expand_lv_builtin): Likewise.
10312 (spe_expand_stv_builtin): Likewise.
10313 (altivec_expand_stv_builtin): Likewise.
10314 (rs6000_expand_ternop_builtin): Likewise.
10315 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10316 (altivec_expand_st_builtin): Likewise.
10317 (altivec_expand_dst_builtin): Likewise.
10318 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10319 arglist. Use new CALL_EXPR accessors. Fix callers.
10320 (altivec_expand_vec_set_builtin): Likewise.
10321 (altivec_expand_vec_ext_builtin): Likewise.
10322 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10323 (spe_expand_builtin): Likewise.
10324 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10325 arglist. Use new CALL_EXPR accessors. Fix callers.
10326 (spe_expand_evsel_builtin): Likewise.
10327 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10328 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10330 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10331 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10332 (arm_expand_unop_builtin): Likewise.
10333 (arm_expand_builtin): Use new CALL_EXPR accessors.
10335 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10338 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10339 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10340 (bfin_expand_unop_builtin): Likewise.
10341 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10343 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10344 Brooks Moses <brooks.moses@codesourcery.com>
10345 Lee Millward <lee.millward@codesourcery.com>
10347 * c-semantics.c (build_stmt): Add internal diagnostic check.
10349 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10350 accessors. Print arguments explicitly instead of as a list.
10352 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10354 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10355 (c_finish_omp_flish): Likewise.
10357 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10358 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10359 instead of TREE_CODE_LENGTH.
10360 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10361 (c_warn_unused_result): Likewise.
10363 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10366 * doc/invoke.texi (Warning Options): Remove
10367 -Werror-implicit-function-declaration.
10368 (Wimplicit-function-declaration): Update description.
10369 * opts.c (common_handle_option): Move handling of -Werror=* to...
10370 (enable_warning_as_error): ...here.
10371 * opts.h (enable_warning_as_error): Declare.
10372 * c-decl.c (implicit_decl_warning): Unless
10373 -Wno-implicit-function-declaration is given, emit a pedwarn if
10374 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10375 * c.opt (Wimplicit-function-declaration): Replace
10376 mesg_implicit_function_declaration with
10377 warn_implicit_function_declaration.
10378 * c-opts.c (c_common_handle_option):
10379 -Werror-implicit-function-declaration is exactly equal as
10380 -Werror=implicit-function-declaration.
10381 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10382 warn_implicit_function_declaration.
10383 (c_common_post_options): -Wimplict-function-declaration is enabled
10384 by default by -std=c99, otherwise is disabled by default.
10385 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10387 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10389 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10390 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10391 former is ignored but not the latter.
10393 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10395 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10396 is made and the reference doesn't use the alias set of its type,
10397 do not create the temporary using that type.
10399 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10401 * jump.c: Remove prototypes for delete_computation and
10402 delete_prior_computation.
10404 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10406 * jump.c (get_label_after): Delete.
10407 (get_label_before, delete_computation, delete_jump,
10408 delete_prior_computation, follow_jumps): Move...
10409 * reorg.c (delete_computation, delete_prior_computation): ... here...
10410 (get_label_before, delete_jump): ... making these static ...
10411 (follow_jumps): ... and simplifying this since it only runs after
10413 * rtl.h (get_label_after, get_label_before, delete_jump,
10414 follow_jumps): Delete prototypes.
10416 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10418 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10420 2007-02-15 Nick Clifton <nickc@redhat.com>
10422 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10423 order to prevent it from being munged by the target.
10425 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10427 * config/i386/i386.md: Remove misleading comment.
10429 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10431 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10432 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10435 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10437 * tree-sra.c (instantiate_missing_elements): Canonicalize
10439 (sra_build_assignment): New.
10440 (generate_copy_inout, generate_element_copy,
10441 generate_element_zero, generate_one_element_init): Use it.
10443 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10445 * tree-sra.c (instantiate_missing_elements): Canonicalize
10447 (sra_build_assignment): New.
10448 (generate_copy_inout, generate_element_copy,
10449 generate_element_zero, generate_one_element_init): Use it.
10451 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10453 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10456 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10458 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10459 types as aggregates not scalars.
10460 * function.c (assign_stack_temp_for_type): Likewise.
10462 2007-02-14 Roger Sayle <roger@eyesopen.com>
10463 Zdenek Dvorak <dvorakz@suse.cz>
10465 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10468 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10470 * passes.c (next_pass_1): Clear the next field of the copied
10473 2007-02-14 Richard Henderson <rth@redhat.com>
10475 * tree-sra.c (early_sra): New.
10476 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10477 (tree_sra_early, pass_sra_early): New.
10478 * tree-pass.h (pass_sra_early): Declare.
10479 * passes.c (init_optimization_passes): Use it.
10481 2007-02-14 Richard Guenther <rguenther@suse.de>
10483 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10485 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10487 PR tree-optimization/30771
10488 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10490 (vect_analyze_operations): Induction phis can now be marked as
10492 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10493 Update documentation accordingly.
10495 2007-02-14 Nick Clifton <nickc@redhat.com>
10497 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10498 most 3 arguments are supported.
10499 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10501 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10503 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10504 Ensure dst->current is valid.
10506 2007-02-13 Paul Brook <paul@codesourcery.com>
10508 * config.gcc: Add arm*-*-uclinux-*eabi.
10509 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10510 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10511 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10512 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10513 (LINK_SPEC): Define.
10514 (LIB_SPEC): Define.
10515 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10517 * config/arm/uclinux-eabi.h: New file.
10518 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10519 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10522 2007-02-13 Ian Lance Taylor <iant@google.com>
10524 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10525 * flags.h (warn_strict_overflow): Declare.
10526 (enum warn_strict_overflow_code): Define.
10527 (issue_strict_overflow_warning): New static inline function.
10528 * opts.c (warn_strict_overflow): New variable.
10529 (common_handle_option): Handle OPT_Wstrict_overflow and
10530 OPT_Wstrict_overflow_.
10531 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10533 * fold-const.c: Include intl.h.
10534 (fold_deferring_overflow_warnings): New static variable.
10535 (fold_deferred_overflow_warning): New static variable.
10536 (fold_deferred_overflow_code): New static variable.
10537 (fold_defer_overflow_warnings): New function.
10538 (fold_undefer_overflow_warnings): New function.
10539 (fold_undefer_and_ignore_overflow_warnings): New function.
10540 (fold_deferring_overflow_warnings_p): New function.
10541 (fold_overflow_warning): New static function.
10542 (make_range): Add strict_overflow_p parameter. Change all
10544 (extract_muldiv, extract_muldiv_1): Likewise.
10545 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10546 tree_expr_nonnegative_p.
10547 (fold_negate_expr): Call fold_overflow_warning.
10548 (fold_range_test): Likewise.
10549 (fold_comparison): Likewise.
10550 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10551 instead of tree_expr_nonnegative_p.
10552 (tree_expr_nonnegative_warnv_p): Rename from
10553 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10554 (tree_expr_nonnegative_p): New function.
10555 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10556 strict_overflow_p parameter.
10557 (tree_expr_nonzero_p): New function.
10558 * passes.c (verify_interpass_invariants): New static function.
10559 (execute_one_pass): Call it.
10560 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10562 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10563 (estimate_numbers_of_iterations): Likewise.
10564 (scev_probably_wraps_p): Likewise.
10565 * tree-ssa-ccp.c: Include "toplev.h".
10566 (evaluate_stmt): Defer fold overflow warnings until we know we are
10568 (struct fold_stmt_r_data): Add stmt field.
10569 (fold_stmt_r): Defer fold overflow warnings until we know we
10571 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10572 (fold_stmt_inplace): Likewise.
10573 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10574 (cleanup_control_expr_graph): Defer fold overflow warnings until
10575 we know we are going to optimize.
10576 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10577 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10579 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10580 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10581 * tree-ssa-loop-manip.c (create_iv): Likewise.
10582 * c-typeck.c (build_conditional_expr): Likewise.
10583 (build_binary_op): Likewise.
10584 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10585 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10586 (extract_range_from_unary_expr): Likewise.
10587 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10588 assuming that signed overflow does not occur.
10589 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10590 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10591 (fold_defer_overflow_warnings): Declare.
10592 (fold_undefer_overflow_warnings): Declare.
10593 (fold_undefer_and_ignore_overflow_warnings): Declare.
10594 (fold_deferring_overflow_warnings_p): Declare.
10595 (tree_expr_nonzero_warnv_p): Declare.
10596 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10597 of warning options.
10598 (Warning Options): Document -Wstrict-overflow.
10599 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10600 (tree-ssa-ccp.o): Likewise.
10601 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10602 (fold-const.o): Depend on intl.h.
10604 2007-02-13 Ian Lance Taylor <iant@google.com>
10606 PR middle-end/30751
10607 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10610 2007-02-13 Stuart Hastings <stuart@apple.com>
10612 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10614 2007-02-13 Richard Henderson <rth@redhat.com>
10616 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10617 handled_component_p before looking for the indirect_ref.
10619 2007-02-13 Richard Henderson <rth@redhat.com>
10621 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10622 remove flags clobber.
10623 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10624 (bswaphi_lowpart): New.
10625 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10626 remove TARGET_BSWAP test. Delete expander of the same name.
10628 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10629 (expand_unop): Use them.
10631 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10633 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10634 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10635 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10636 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10637 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10638 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10639 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10640 assembler dialect choice from asm templates.
10642 2007-02-12 Richard Henderson <rth@redhat.com>
10644 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10645 (fixuns_trunc<SSEMODEF>si2): Use it.
10646 * config/i386/sse.md (vec_setv4sf_0): Export.
10647 * config/i386/i386.c (ix86_build_const_vector): Export.
10648 (ix86_split_convert_uns_si_sse): Rename from
10649 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10650 * config/i386/i386-protos.h: Update.
10652 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10655 * c-typeck.c (c_finish_return): Improve warning message.
10657 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10659 * alias.c (find_symbolic_term): Delete unused function.
10661 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10663 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10664 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10665 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10667 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10669 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10670 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10671 the function, temporarily point the debug interface to the null one.
10673 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10675 * dwarf2out.c (round_up_to_align): New static function.
10676 (field_byte_offset): Use it to round the offset.
10678 2007-02-12 Richard Henderson <rth@redhat.com>
10680 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10681 (inswl_const): Export.
10683 2007-02-12 Richard Henderson <rth@redhat.com>
10685 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10686 result mode of the libcall, convert back to outmode.
10688 2007-02-12 Roger Sayle <roger@eyesopen.com>
10690 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10691 (bswapdi2): New define_expand to implement 32-bit implementation.
10693 2007-02-12 Nick Clifton <nickc@redhat.com>
10695 * doc/invoke.texi (Overall Options): Document --help=.
10696 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10697 (cc1_options): Pass --help= on to cc1.
10698 (display_help): Add description of --help=.
10699 (process_command): Add code to handle --help=. Allow translated
10700 --help and --target-help switches to be passed on to compiler
10702 (main): Remove unused if statement.
10703 * opts.c (columns): Remove.
10704 (LEFT_COLUMN): Define.
10705 (wrap_help): Add columns argument.
10706 (print_filtered_help): Change parameters to be an include bitmask,
10707 an exclude bitmask, an any bitmask and the column width. Move the
10708 code to display the params list here. Add code to display the
10709 status of options rather than their descriptions if the quiet flag
10711 (print_specific_help): Change parameters to be an include bitmask,
10712 an exclude bitmask and an any bitmask. Move code to look up the
10713 column width here. Decide upon the title for an options listing.
10714 (common_handle_options): Add code to handle --help=. Adapt code
10715 for --help and --target-help to use the revised form of the
10716 print_specific_help function.
10717 (print_help): Delete.
10718 (print_param_help): Delete.
10719 (print_switch): Delete.
10720 * opts.h (cl_lang_count): Add prototype.
10721 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10722 CL_MAX_OPTION_CLASS): New defines.
10723 * optc-gen.awk: Add construction of cl_lang_count.
10724 * c.opt: Add Warning attribute to warning options and Optimization
10725 attribute to optimization options.
10726 * common.opt: Likewise.
10728 Add -fhelp and -ftarget-help as aliases for the transformed --help
10729 and --target-help options.
10730 * opt-functions.awk: Add code to handle Warning and Optimization
10733 2007-02-12 Richard Henderson <rth@redhat.com>
10735 * config/alpha/constraints.md: New file.
10736 * config/alpha/alpha.c: Include tm-constrs.h.
10737 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10738 alpha_extra_constraint): Remove.
10739 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10740 * config/alpha/alpha-protos.h: Update.
10741 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10742 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10743 (EXTRA_CONSTRAINT): Remove.
10744 * config/alpha/alpha.md: Include constraints.md.
10745 (adddi splitter): Use satisfies_constraint_*.
10746 * config/alpha/predicates.md (add_operand): Likewise.
10747 (sext_add_operand, addition_operation): Likewise.
10749 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10751 PR tree-optimization/29145
10752 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10753 in our handling of restrict qualified pointers.
10755 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10758 * doc/invoke.texi (Wunused-value): Update description.
10759 (Wextra): Delete item.
10760 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10761 value of Wunused-value.
10762 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10763 (c_finish_stmt_expr): Don't check extra_warnings.
10764 (emit_side_effect_warnings): The caller is responsible to check
10767 2007-02-11 Roger Sayle <roger@eyesopen.com>
10768 Matt Thomas <matt@3am-software.com>
10770 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10772 2007-02-11 Roger Sayle <roger@eyesopen.com>
10774 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10775 comparisons of POPCOUNT against zero.
10776 (simplify_const_relational_operation): Likewise.
10778 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10780 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10782 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10784 * dwarf2out.c (root_type): Delete unused function.
10786 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10788 * genattrtab.c (contained_in_p): Delete unused function.
10789 (write_expr_attr_cache): Likewise.
10791 2007-02-11 Jan Hubicka <jh@suse.cz>
10793 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10796 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10798 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10799 to add the REG_EQ* note.
10800 * see.c (see_merge_one_use_extension): Likewise.
10801 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10802 turn REG_EQUAL notes into REG_EQUIV notes if the target
10803 register may have more than one set.
10804 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10805 * gcse.c (try_replace_reg): Likewise.
10806 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10807 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10808 more than one REG_EQUIV note.
10809 * reload1.c (gen_reload): Use set_unique_reg_note.
10811 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10813 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10814 (ix86_builtin_conversion): New function.
10816 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10819 * tree.h (DECL_REPLACEABLE_P): New macro.
10820 * except.c (set_nothrow_function_flags): Likewise.
10822 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10823 Ira Rosen <irar@il.ibm.com>
10824 Dorit Nuzman <dorit@il.ibm.com>
10826 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10827 * targhooks.c (default_builtin_vectorized_conversion): New.
10828 * targhooks.h (default_builtin_vectorized_function): New declaration.
10829 * target.h (struct vectorize): Add builtin_conversion field.
10830 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10831 stmt_vec_info_type value.
10832 (vectorizable_conversion): New declaration.
10833 * tree-vect-analyze.c (vect_analyze_operations): Add
10834 vectorizable_conversion call.
10835 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10836 * tree-vect-transform.c (vectorizable_conversion): New function.
10837 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10838 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10840 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10841 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10842 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10843 or ALTIVEC_BUILTIN_VCFSX.
10845 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10848 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10849 CONST_DOUBLE and operand 0 is a hard register.
10850 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10851 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10852 is a hard floating-point register.
10854 2007-02-10 Richard Henderson <rth@redhat.com>
10855 Jakub Jelinek <jakub@redhat.com>
10856 Alexandre Oliva <aoliva@redhat.com>
10858 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10859 * builtin-types.def (BT_WORD): Make unsigned.
10860 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10861 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10862 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10863 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10864 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10865 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10867 * expr.c (emutls_var_address): New.
10868 (expand_expr_real_1): Expand emulated tls.
10869 (expand_expr_addr_expr_1): Likewise.
10870 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10871 * output.h (emutls_finish): Declare.
10872 * toplev.c (compile_file): Call it.
10873 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10874 address before wrapping in CONST.
10875 * varasm.c (emutls_htab, emutls_object_type): New.
10876 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10877 (get_emutls_object_name, get_emutls_object_type): New.
10878 (get_emutls_init_templ_addr, emutls_decl): New.
10879 (emutls_common_1, emutls_finish): New.
10880 (assemble_variable): When emulating tls, swap decls; generate
10881 constructor for the emutls objects.
10882 (do_assemble_alias): When emulating tls, swap decl and target name.
10883 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10885 * varpool.c (decide_is_variable_needed): Look at force_output.
10886 Recurse for emulated tls.
10887 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10888 with decide_is_variable_needed.
10889 * emutls.c: New file.
10890 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10891 tls_object for real tls.
10893 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10895 PR rtl-optimization/29599
10896 * reload1.c (eliminate_regs_in_insn): Take the destination
10897 mode into account when computing the offset.
10899 2007-02-09 Stuart Hastings <stuart@apple.com>
10900 Richard Henderson <rth@redhat.com>
10902 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10903 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10904 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10905 fixuns_truncdfhi2): New.
10906 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10907 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10908 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10909 (floatunssidf2): Allow nonimmediate source.
10910 * config/i386/sse.md (movdi_to_sse): New.
10911 (vec_concatv2di): Drop '*'.
10912 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10913 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10914 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10916 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10917 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10918 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10919 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10920 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10921 ix86_build_const_vector.
10922 (x86_emit_floatuns): Rewrite.
10924 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10926 * genautomata.c (longest_path_length): Delete unused function.
10927 (struct state): Delete unused longest_path_length.
10928 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10929 (get_free_state): Delete unused.
10931 2007-02-09 Jan Hubicka <jh@suse.cz>
10933 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10934 * doc/invoke.texi (inline-unit-growth): Update default value.
10936 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10937 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10938 (rebuild_cgraph_edges): Likewise.
10939 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10940 (dump_cgraph_node): Dump frequencies.
10941 (cgraph_clone_edge): Add frequency scales.
10942 (cgraph_clone_node): Add freuqnecy.
10943 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10944 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10945 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10946 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10947 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10948 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10949 (save_inline_function_body): Likewise.
10950 * ipa-inline.c: inluce rtl.h
10951 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10952 (cgraph_edge_badness): Use frequencies.
10953 (cgraph_decide_recursive_inlining): Update clonning.
10954 (cgraph_decide_inlining_of_small_function): Dump frequency.
10955 * predict.c (estimate_bb_frequencies): Export.
10956 * predict.h (estimate_bb_frequencies): Declare.
10957 * tree-inline.c (copy_bb): Watch overflows.
10958 (expand_call_inline): Update call of cgraph_create_edge.
10959 (optimize_inline_calls): Use TODO flags to update frequnecies.
10960 * passes.h: Include predict.h
10961 (init_optimization_passes): Move profile ahead.
10962 (execute_function_todo): Handle TODO_rebuild_frequencies.
10964 2007-02-09 Roger Sayle <roger@eyesopen.com>
10966 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10967 the insbl or inswl pattern into a register.
10969 2007-02-09 Roger Sayle <roger@eyesopen.com>
10971 * config/ia64/ia64.md (bswapdi2): New define_insn.
10973 2007-02-09 Richard Henderson <rth@redhat.com>
10975 * config/i386/constraints.md (Ym): New constraint.
10976 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10977 (movdi_1_rex64): Split sse and xmm general register moves from
10978 memory move alternatives. Use conditional register constraints.
10979 (movsf_1, movdf_integer): Likewise.
10980 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10981 (movdf_integer_rex64): New.
10982 (pushsf_rex64): Fix output constraints.
10983 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10984 (sse2_stored): Likewise.
10985 (sse2_storeq_rex64): New.
10986 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10987 amd and not generic.
10988 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10989 for optimize_size. Remove SF/DFmode hack.
10991 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10993 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10996 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10997 Richard Sandiford <richard@codesourcery.com>
10999 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
11000 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
11001 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
11002 m68k/t-mlib to tmake_file.
11003 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
11004 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
11005 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
11006 Allow it to be cf or m68k. Set m68k_arch_family. If that
11007 variable is not empty, add t-$m68k_arch_family to tmake_file.
11008 Add t-mlibs to tmake_file.
11009 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
11010 * config/m68k/t-cf: New file.
11011 * config/m68k/t-m68k: Likewise.
11012 * config/m68k/t-mlibs: Likewise.
11013 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11014 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11015 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11016 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11017 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
11019 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
11020 (INSTALL_LIBGCC): Delete.
11021 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11022 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11023 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11024 (M68K_MLIB_CPU): Define.
11025 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11026 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11027 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
11029 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11030 Richard Guenther <rguenther@suse.de>
11032 PR middle-end/23361
11033 * fold-const.c (fold_comparison): Handle obfuscated comparisons
11034 against INT_MIN/INT_MAX.
11035 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
11036 file if a loop is removed.
11038 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11040 * calls.c (store_one_arg): Pass correct alignment to
11041 emit_push_insn for non-BLKmode values.
11042 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11043 unaligned stack slot via a suitably aligned slot.
11045 2007-02-08 DJ Delorie <dj@redhat.com>
11047 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11049 (legal_subregs): Use unsigned char, make const.
11050 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11052 2007-02-08 Paul Brook <paul@codesourcery.com>
11054 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11055 special interworking needed.
11057 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11059 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11060 conditional to __SSE2__.
11061 (Entries below should have been added to first ChangeLog
11062 entry for amdfam10 dated 2007-02-05)
11063 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11065 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11067 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11070 2007-02-08 DJ Delorie <dj@redhat.com>
11072 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11073 * config/m32c/m32c.c (legal_subregs): New.
11074 (m32c_illegal_subreg_p): New.
11075 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11076 unsupported subregs of hard regs.
11078 2007-02-08 Jan Hubicka <jh@suse.cz>
11080 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11081 the same one; always update histograms.
11083 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11085 * passes.c (init_optimization_passes): Tidy comment.
11087 2007-02-08 Roger Sayle <roger@eyesopen.com>
11089 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11090 strip zero_extend, bswap and rotates from POCOUNT's argument.
11091 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11092 zero_extend and rotates from PARITY's argument.
11093 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11094 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11095 of an integer constant at compile-time.
11097 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11100 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11102 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11105 * tree-ssa-live.c (remove_unused_locals): Do not remove
11106 TREE_ADDRESSABLE variables.
11107 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11108 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11109 FOR_CLOBBER. Update all users.
11110 If VAR has an associated alias set, add a virtual operand for
11111 it if no alias is found to conflict with the memory reference.
11113 2007-02-07 Jan Hubicka <jh@suse.cz>
11114 Robert Kidd <rkidd@crhc.uiuc.edu>
11116 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11118 2007-02-07 Ian Lance Taylor <iant@google.com>
11120 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11122 2007-02-07 Roger Sayle <roger@eyesopen.com>
11124 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11125 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11126 tablejumpdi, movsi_to_cr_one): Remove constraints from
11127 define_expand's match_operands.
11129 2007-02-07 Roger Sayle <roger@eyesopen.com>
11131 * global.c (compute_regsets): Move declatation of "i" inside of
11132 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11134 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11137 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11138 of INDIRECT_REF <RESULT_DECL>.
11140 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11142 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11143 Kaz Kojima <kkojima@gcc.gnu.org>
11146 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11148 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11150 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11152 * doc/loop.texi: Document possibility not to perform disambiguation
11153 of loops with multiple latches.
11154 * cfgloopmanip.c (alp_enum_p): Removed.
11155 (add_loop): Handle subloops. Use get_loop_body_with_size.
11156 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11157 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11158 the new forwarder block.
11159 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11160 Handle the case latch is NULL.
11161 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11162 when marking loop exits.
11163 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11165 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11166 disambiguate_loops_with_multiple_latches.
11167 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11168 before fix_loop_structure.
11169 * cfgloop.c: Include pointer-set.h and output.h.
11170 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11171 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11172 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11173 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11174 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11175 disambiguate_multiple_latches, get_loop_body_with_size,
11176 disambiguate_loops_with_multiple_latches): New functions.
11177 (flow_loop_dump): Dump multiple latch edges.
11178 (flow_loop_nodes_find): Handle loops with multiple latches.
11179 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11180 (glb_enum_p): Modified.
11181 (get_loop_body): Use get_loop_body_with_size.
11182 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11183 (AVOID_CFG_MODIFICATIONS): New constant.
11184 (disambiguate_loops_with_multiple_latches, add_loop,
11185 get_loop_body_with_size): Declare.
11186 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11188 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11190 PR inline-asm/28686
11191 * global.c (compute_regsets): New function.
11192 (global_alloc): Refactored ELIMINABLE_REGSET
11193 and NO_GLOBAL_ALLOC_REGS computation out.
11194 (rest_of_handle_global_alloc): Call compute_regsets()
11195 for non-optimizing case.
11197 2007-02-06 Richard Henderson <rth@redhat.com>
11199 * config/i386/constraints.md (Y2): Rename from Y.
11200 (Yi): New constraint.
11201 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11202 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11203 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
11204 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
11205 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
11206 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
11207 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
11208 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
11209 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
11210 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
11211 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
11212 vec_extractv2si_1): Change Y constraints to Y2.
11213 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
11214 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
11215 Change Y constraints to Y2.
11216 (sse2_loadld): Change Y constraints to x.
11218 2007-02-06 Roger Sayle <roger@eyesopen.com>
11220 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
11221 (parity<mode>2): New define_expand using rs6000_emit_parity.
11222 * config/rs6000/rs6000.c (rs6000_emit_popcount,
11223 rs6000_emit_parity): New functions.
11224 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
11225 rs6000_emit_parity): Prototype here.
11227 2007-02-06 Ian Lance Taylor <iant@google.com>
11229 * lower-subreg.c (simple_move_operand): Reject CONST.
11230 (resolve_clobber): Call validate_change rather than directly
11231 assigning to XEXP (pat, 0).
11233 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11235 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
11236 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
11237 (tree-cfg.o): Remove hashtab.h dependency.
11239 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
11240 (struct ivopts_data): Change niters to pointer_map_t.
11241 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
11242 (niter_for_exit): Create pointer_map on demand. Change for
11244 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
11245 (free_loop_data): Destroy data->niters if created and reset field.
11246 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
11247 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
11249 * tree-ssa-reassoc.c: Include pointer-set.h.
11250 (bb_rank): Change to long *.
11251 (operand_rank): Change to pointer_map_t.
11252 (find_operand_rank): Return long, -1 if not found. Declare as inline.
11253 (insert_operand_rank): Accept long.
11254 (operand_entry_hash, operand_entry_eq): Remove.
11255 (get_rank): Return long. Adjust for changes above.
11256 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
11258 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
11260 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
11261 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
11262 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
11264 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
11265 directly since it cannot be NULL.
11266 (get_vi_for_tree): Rewrite for pointer_map API.
11267 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
11268 (init_alias_vars): Create vi_for_tree as pointer_map.
11269 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
11271 * tree-cfg.c: Don't include hashtab.h.
11272 (edge_to_cases): Declare as pointer_map.
11273 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
11275 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
11276 (start_recording_case_labels): Create edge_to_cases as pointer_map.
11277 (end_recoding_case_labels): Cleanup edge_to_cases manually before
11279 (record_switch_edge): Delete.
11280 (get_cases_for_edge): Adjust for pointer_map API, inline
11281 record_switch_edge (rewritten for new API), remove goto.
11283 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11285 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
11286 * tree-nested.c: Include pointer-set.h.
11287 (var_map_elt, var_map_eq, var_map_hash): Delete.
11288 (struct nesting_info): Remove GTY marker. Change the two htab_t's
11289 to pointer_map_t's.
11290 (nesting_info_bitmap_obstack): New.
11291 (lookup_field_for_decl): Adjust for pointer_map API.
11292 (lookup_tramp_for_decl): Adjust for pointer_map API.
11293 (get_nonlocal_debug_decl): Adjust for pointer_map API.
11294 (get_local_debug_decl): Adjust for pointer_map API.
11295 (convert_nl_goto_reference): Adjust for pointer_map API.
11296 (convert_nl_goto_receiver): Adjust for pointer_map API.
11297 (create_nesting_tree): Create outside GGC space. Create bitmap on
11298 the new obstack. Create field_map and var_map as pointer_maps.
11299 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11301 (lower_nested_functions): Move root here, no need to NULL it.
11302 Initialize and release the obstack.
11304 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11306 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11307 Remove prototypes and make them non-static.
11308 (struct tree_int_map): Remove.
11309 * tree.h (struct tree_int_map): Move here, turning TO into an
11311 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11313 * tree.h (TREE_COMPLEXITY): Remove.
11314 (struct tree_exp): Remove complexity field.
11315 * tree.c (build1_stat): Don't set it.
11317 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11318 Victor Kaplansky <victork@il.ibm.com>
11320 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11321 (vect_is_simple_reduction): Support reduction with induction as
11322 one of the operands.
11323 (vect_is_simple_iv_evolution): Fix formatting.
11324 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11325 formatting. Don't mark induction phis for vectorization.
11326 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11327 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11328 (vect_get_vec_def_for_operand): Support induction.
11329 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11331 (vectorizable_reduction): Support reduction with induction as one of
11333 (vectorizable_type_demotion): Use def-type of stmt argument rather
11334 than dummy def-type.
11336 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11337 flag_tree_scev_cprop.
11338 * common.opt (tree-scev-cprop): New flag.
11340 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11341 call to vect_get_new_vect_var.
11343 2007-02-06 Ira Rosen <irar@il.ibm.com>
11345 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11346 vectype is not NULL.
11347 (vect_pattern_recog_1): Likewise.
11349 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11351 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11352 (fold_negate_expr): Likewise.
11354 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11357 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11358 even if cv-qualification is the same.
11360 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11362 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11363 __enable_execute_stack on completion.
11365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11367 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11368 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11369 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11370 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11371 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11372 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11373 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11374 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11376 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11378 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11379 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11380 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11381 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11382 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11383 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11384 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11385 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11386 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11387 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11388 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11389 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11390 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11391 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11392 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11393 sqrtextenddfxf2_i387): Added amdfam10_decode.
11395 * config/i386/athlon.md (athlon_idirect_amdfam10,
11396 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11397 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11398 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11399 athlon_ivector_store_amdfam10): New define_insn_reservation.
11400 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11403 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11405 * config/i386/athlon.md (athlon_call_amdfam10,
11406 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11407 define_insn_reservation.
11408 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11409 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11410 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11412 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11414 * config/i386/athlon.md (athlon_sseld_amdfam10,
11415 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11416 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11418 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11420 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11421 define_insn_reservation.
11422 * config/i386/i386.md (sseins): Added sseins to define_attr type
11423 and define_attr unit.
11424 * config/i386/sse.md: Set type attribute to sseins for insertq
11427 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11429 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11430 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11431 ssecomi_load_amdfam10, ssecomi_amdfam10,
11432 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11433 define_insn_reservation.
11434 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11436 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11438 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11439 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11440 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11441 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11442 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11443 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11444 define_insn_reservation.
11446 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11447 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11448 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11449 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11450 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11452 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11454 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11455 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11456 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11457 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11458 athlon_ssemul_load_k8): Added amdfam10.
11460 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11462 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11463 (x86_sse_unaligned_move_optimal): New variable.
11465 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11467 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11468 for unaligned vector SSE double/single precision loads for AMDFAM10.
11470 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11472 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11473 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11474 Define TARGET_CPU_DEFAULT_amdfam10.
11475 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11476 (processor_type): Add PROCESSOR_AMDFAM10.
11478 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11479 processor_type in config/i386/i386.h.
11480 Enable imul peepholes for TARGET_AMDFAM10.
11482 * config.gcc: Add support for --with-cpu option for amdfam10.
11484 * config/i386/i386.c (amdfam10_cost): New variable.
11485 (m_AMDFAM10): New macro.
11486 (m_ATHLON_K8_AMDFAM10): New macro.
11487 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11488 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11489 x86_promote_QImode, x86_integer_DFmode_moves,
11490 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11491 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11492 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11493 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11494 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11495 Enable/disable for amdfam10.
11496 (override_options): Add amdfam10_cost to processor_target_table.
11497 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11498 processor_alias_table.
11499 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11500 (ix86_adjust_cost): Add code for amdfam10.
11502 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11504 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11505 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11506 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11507 * config/i386/i386.h: Add builtin definition for SSE4A.
11508 * config/i386/i386.md: Add support for ABM instructions
11509 (popcnt and lzcnt).
11510 * config/i386/sse.md: Add support for SSE4A instructions
11511 (movntss, movntsd, extrq, insertq).
11512 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11513 Add -march=amdfam10 flag.
11514 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11515 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11517 * doc/extend.texi: Add documentation for SSE4A builtins.
11519 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11521 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11523 2007-02-05 Richard Guenther <rguenther@suse.de>
11525 * tree-vectorizer.h (vectorizable_function): Add argument type
11526 argument, change return type.
11527 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11528 * tree-vect-transform.c (vectorizable_function): Handle extra
11529 argument, return vectorized function decl.
11530 (build_vectorized_function_call): Remove.
11531 (vectorizable_call): Handle calls with result and argument types
11532 differing. Handle loop vectorization factor correctly.
11533 * targhooks.c (default_builtin_vectorized_function): Adjust for
11535 * targhooks.h (default_builtin_vectorized_function): Likewise.
11536 * target.h (builtin_vectorized_function): Add argument type
11538 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11539 extra argument, allow vectorizing of lrintf.
11540 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11541 documentation of target hook.
11543 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11546 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11547 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11548 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11550 2007-02-05 Roger Sayle <roger@eyesopen.com>
11552 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11553 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11554 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11555 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11556 before canonicalizing sincos to cexpi.
11557 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11559 2007-02-05 Roger Sayle <roger@eyesopen.com>
11561 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11562 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11563 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11565 2007-02-05 Roger Sayle <roger@eyesopen.com>
11567 * mips-tfile.c (initialize_init_file): Correct endianness test.
11569 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11571 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11572 the 'y' constraint.
11574 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11576 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11577 saves in a PARALLEL before the register assignments.
11579 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11581 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11582 DWARF_FRAME_RETURN_COLUMN to be a general register.
11583 * dwarf2out.c (init_return_column_size): New function, split from...
11584 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11585 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11586 to be nongeneral registers.
11587 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11589 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11590 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11592 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11594 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11596 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11598 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11599 (remove_path): Use can_remove_branch_p and remove_branch instead
11600 of loop_delete_branch_edge.
11601 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11602 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11603 Update profile using scale_dominated_blocks_in_loop.
11604 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11605 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11606 (can_remove_branch_p, remove_branch): Declare.
11607 * tree-cfg.c (tree_can_remove_branch_p): New function.
11608 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11609 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11610 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11612 2007-02-05 Jan Hubicka <jh@suse.cz>
11614 PR middle-end/30696
11615 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11616 nodes in cgraph, don't remove offline copy of the function.
11618 2007-02-04 Jan Hubicka <jh@suse.cz>
11620 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11621 vectors might cause maybe_lookup_element_for_expr to be called
11622 on non-sra-candidate.
11624 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11626 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11627 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11628 spelling conventions.
11630 2007-02-04 Richard Guenther <rguenther@suse.de>
11632 PR middle-end/30636
11633 * fold-const.c (try_move_mult_to_index): Make sure to not
11634 overflow one dimension of a multi-dimensional array access.
11636 2007-02-04 Jan Hubicka <jh@suse.cz>
11638 * passes.c (init_optimization_passes): Reindent.
11640 2007-02-04 Jan Hubicka <jh@suse.cz>
11641 Eric Botcazou <ebotcazou@adacore.com>
11643 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11644 (execute_fixup_cfg): Break out the abnormal goto code.
11645 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11646 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11647 (optimize_inline_calls): Call make_nonlocal_label_edges.
11649 2007-02-04 Jan Hubicka <jh@suse.cz>
11651 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11652 true when something was changed.
11653 (rename_ssa_copies): When something was changed, do
11654 TODO_remove_unused_locals.
11655 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11656 add TODO_remove_unused_locals when instruction was removed.
11658 2007-02-04 Jan Hubicka <jh@suse.cz>
11660 * ipa-inline.c (try_inline): Improve debug output; work on already
11662 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11663 call try_inline for already inlined edges too when flattening;
11664 inline also functions that make callee growth but overall unit size
11667 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11669 * config/m32c/bitops.md, config/m32c/jump.md,
11670 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11671 config/m32r/m32r.h, config/m32r/m32r.md,
11672 config/m32r/predicates.md, config/m68hc11/larith.asm,
11673 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11674 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11675 config/mips/mips-protos.h, config/mips/mips.c,
11676 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11677 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11678 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11679 spelling conventions.
11681 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11682 Follow spelling conventions.
11684 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11686 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11687 warn about C++0x compatibility.
11689 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11691 * config/h8300/h8300.c, config/h8300/h8300.h,
11692 config/h8300/h8300.md: Follow spelling conventions.
11694 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11696 PR middle-end/30667
11697 * combine.c (try_combine): Do not substitute source operand
11698 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11700 2007-02-03 Jan Hubicka <jh@suse.cz>
11702 PR gcov-profile/30650
11703 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11704 do not divide by zero for never executed counters.
11705 (tree_find_values_to_profile): Fix counters.
11706 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11708 2007-02-03 Ian Lance Taylor <iant@google.com>
11710 * lower-subreg.c (simple_move_operand): New static function,
11711 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11713 (simple_move): Call simple_move_operand.
11714 (find_decomposable_subregs): Add special handling of MEMs.
11715 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11716 meaning of return value. If we see a hard register, test whether
11717 it can store a word_mode value. Change all callers.
11719 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11721 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11722 ftrapv insns and expanders.
11723 (subdi3): Change define_expand operand 1 to arith11_operand, and
11724 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11725 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11726 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11729 PR middle-end/30174
11730 * varasm.c (notice_global_symbol): Treat global objects as weak when
11731 flag_shlib is true.
11733 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11735 * emit-rtl.c (dconstpi): Delete.
11736 (dconstsqrt2): New.
11737 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11738 * real.h (dconstpi): Delete.
11739 (dconstsqrt2): New.
11740 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11741 (fold_builtin_hypot): Likewise.
11743 2007-02-03 Tom Tromey <tromey@redhat.com>
11746 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11747 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11749 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11751 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11752 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11753 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11754 config/rs6000/cell.md, config/rs6000/darwin.h,
11755 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11756 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11757 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11758 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11759 typos. Follow spelling conventions.
11760 * doc/invoke.texi: Follow spelling conventions.
11762 2007-02-03 Roger Sayle <roger@eyesopen.com>
11764 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11765 canonicalization transformations that attempt to simplify integer
11766 constant comparisons to become comparisons against zero.
11768 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11770 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11772 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11773 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11775 2007-02-02 Mike Stump <mrs@apple.com>
11777 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11778 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11779 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11780 generate a branch island.
11782 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11784 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11785 (xtensa_legitimate_address_p): New.
11786 (xtensa_legitimize_address): New.
11787 (xtensa_output_addr_const_extra): New.
11788 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11790 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11791 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11792 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11793 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11794 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11795 (xtensa_legitimize_address): New.
11796 (xtensa_output_addr_const_extra): New.
11798 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11800 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11802 2007-02-02 Ian Lance Taylor <iant@google.com>
11804 * expmed.c (expand_divmod): Add comment.
11806 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11808 * emit-rtl.c (renumber_insns): Remove.
11809 * flags.h: Remove the extern for flag_renumber_insns.
11810 * rtl.h: Remove the prototype for renumber_insns.
11811 * toplev.c (flag_renumber_insns): Remove.
11813 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11815 Revert for x86 darwin:
11816 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11818 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11819 code before the following patch under TARGET_MACHO.
11820 (ix86_function_value_regno_p): Likewise.
11822 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11824 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11827 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11830 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11831 general or fp registers. Add comments.
11832 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11834 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11836 * pointer-set.c (insert_aux): Only return insertion slot.
11837 (pointer_set_insert): Adjust.
11838 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11839 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11840 pointer_map_traverse): New.
11841 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11842 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11843 pointer_map_contains, pointer_map_traverse): Declare.
11845 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11847 PR middle-end/30473
11848 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11849 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11851 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11853 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11855 (struct _dep): New type.
11856 (dep_t): New typedef.
11857 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11858 (DEP_STATUS): New access macro. The macro with the same name was
11859 renamed to DEP_LINK_STATUS.
11860 (dep_init): Declare function
11862 (struct _dep_link): New type.
11863 (dep_link_t): New typedef.
11864 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11865 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11866 (DEP_LINK_STATUS): New macro.
11867 (debug_dep_links): New debug function.
11869 (struct _deps_list): New type.
11870 (deps_list_t): New typedef.
11871 (DEPS_LIST_FIRST): New access macro.
11872 (FOR_EACH_DEP_LINK): New cycle macro.
11873 (create_deps_list, free_deps_list, delete_deps_list): Declare
11875 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11876 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11877 (copy_deps_list_change_con): Ditto.
11879 (move_dep_link): Declare function.
11881 (struct _dep_node): New type.
11882 (dep_node_t): New typedef.
11883 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11885 (struct haifa_insn_data.back_deps): New field to hold backward
11886 dependencies of the insn.
11887 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11889 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11890 Change its type to deps_list_t.
11891 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11892 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11893 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11895 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11897 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11899 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11901 (dep_cost): Declare.
11903 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11904 (ds_to_dk, dk_to_ds): New functions.
11906 (init_dep_1): New static function.
11907 (init_dep): New function.
11908 (copy_dep): New static function.
11910 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11912 (detach_dep_link): New static function.
11913 (move_dep_link): New function.
11915 (dep_links_consistent_p, dump_dep_links): New static functions.
11916 (debug_dep_links): New debugging function.
11918 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11920 (alloc_deps_list, init_deps_list): New static functions.
11921 (create_deps_list): New function.
11922 (clear_deps_list): New static function.
11923 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11924 (deps_list_consistent_p, dump_deps_list): New static functions.
11925 (debug_deps_list): New function.
11926 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11928 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11930 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11931 use new scheduler dependencies lists.
11932 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11933 (sched_analyze): Ditto. Initialize dependencies lists.
11934 (add_forw_dep, compute_forward_dependences): Update to use new
11935 scheduler dependencies lists.
11937 (init_dependency_caches): Init deps_obstack.
11938 (free_dependency_caches): Free deps_obstack.
11940 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11941 new scheduler dependencies lists.
11942 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11943 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11945 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11946 Update to use new scheduler dependencies lists.
11947 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11948 (debug_dependencies): Ditto.
11949 (schedule_region): Update comments.
11951 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11952 scheduler dependencies lists.
11953 (schedule_ebb): Update comments.
11955 * rtl.def (DEPS_LIST): Remove.
11957 * lists.c (unused_deps_list): Remove.
11958 (free_list): Update assertions.
11960 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11961 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11963 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11964 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11966 * haifa-sched.c (comments): Update.
11967 (insn_cost1): Remove. Inline the code into insn_cost ().
11968 (insn_cost): Update to use new scheduler dependencies lists. Move
11969 processing of the dependency cost to dep_cost ().
11970 (dep_cost): New function. Use it instead of insn_cost () when
11971 evaluating cost of the dependency. Use compatible interface to
11972 interact with the target.
11973 (priority): Update to use new scheduler dependencies lists.
11974 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11975 with greater number of insns that depend on the insn.
11976 (schedule_insn): Update to use new scheduler dependencies lists. Add
11977 code to free backward dependencies lists. Inline and optimize code
11978 from resolve_dep () - see PR28071.
11979 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11980 lists. Update call to targetm.sched.is_costly_dependence hook.
11982 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11983 scheduler dependencies lists.
11985 (resolve_dep): Remove. Move the logic to schedule_insn ().
11986 (init_h_i_d): Initialize dependencies lists.
11988 (process_insn_depend_be_in_spec): Rename to
11989 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11990 dependencies lists.
11991 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11992 Update to use new scheduler dependencies lists.
11993 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11995 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11996 new scheduler dependencies lists.
11997 (build_intra_loop_deps): Ditto.
11999 * target.h (struct _dep): Declare to use in
12000 gcc_target.sched.is_costly_dependence.
12001 (struct gcc_target.sched.adjust_cost): Fix typo.
12002 (struct gcc_target.sched.is_costly_dependence): Change signature to use
12003 single dep_t parameter instead of an equivalent triad.
12004 (struct gcc_target.sched.adjust_cost_2): Remove.
12006 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
12008 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
12010 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
12012 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
12014 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
12015 (REG_DEP_TRUE): Document.
12017 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
12018 Change signature to correspond to the targetm.sched.adjust_cost hook.
12019 Update use in TARGET_SCHED_ADJUST_COST_2.
12020 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
12021 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
12022 new scheduler dependencies lists.
12023 (ia64_gen_check): Ditto.
12025 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
12026 dependencies lists.
12028 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
12029 signature to correspond to the targetm.sched.is_costly_dependence hook.
12030 (is_costly_group): Update to use new scheduler dependencies lists.
12032 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
12033 instead of INSN_COST () macro.
12035 2007-02-01 Ian Lance Taylor <iant@google.com>
12037 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
12039 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12041 * pa.md (tp_load): Correct mfctl instruction syntax.
12043 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12045 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12046 altivec_padding_size calculation on AIX. Improve comment, add
12047 assert to verify that it's right.
12049 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12052 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12054 PR inline-asm/28686
12055 * global.c (global_alloc): Add mising initialization of
12058 2007-02-01 Roger Sayle <roger@eyesopen.com>
12060 * alias.c (init_alias_analysis): Correct whitespace.
12061 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12062 partition_hot_cold_basic_blocks): Likewise.
12063 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12064 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12065 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12066 fold_builtin_snprintf_chk, fold_builtin_printf,
12067 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12068 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12069 * cfgcleanup.c (cleanup_cfg): Likewise.
12070 * cfgexpand.c (tree_expand_cfg): Likewise.
12071 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12072 * function.c (get_next_funcdef_no): Likewise.
12073 * gengtype.c (main): Likewise.
12074 * genmodes.c (main): Likewise.
12075 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12076 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12077 * ifcvt.c (noce_emit_move_insn): Likewise.
12078 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12080 * stor-layout.c (get_best_mode): Likewise.
12081 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12082 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12083 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12084 perform_var_substitution, solve_graph): Likewise.
12085 * tree-vrp.c (vrp_finalize): Likewise.
12087 2007-02-01 Ian Lance Taylor <iant@google.com>
12089 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12090 high part of a paradoxical subreg, return a constant zero.
12092 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12094 * toplev.c (lang_dependent_init): Call init_set_costs.
12095 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12097 2007-02-01 Richard Guenther <rguenther@suse.de>
12099 PR middle-end/30656
12100 * fold-const.c (fold_negate_expr): Allow negating a
12101 constant if overflow does not change.
12103 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12105 * doc/c-tree.texi (Expression trees): Improve markup.
12106 * doc/tm.texi (Register Classes, Addressing Modes)
12107 (Floating Point): Fix spacing after abbreviations. Fix some
12110 2007-02-01 Ben Elliston <bje@au.ibm.com>
12112 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12113 * doc/contrib.texi: Likewise.
12114 * doc/install.texi: Likewise.
12116 2007-01-31 Richard Henderson <rth@redhat.com>
12117 Ian Lance Taylor <iant@google.com>
12119 * lower-subreg.c: New file.
12120 * rtl.def (CONCATN): Define.
12121 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12122 pass_lower_subreg2.
12123 * emit-rtl.c (update_reg_offset): New static function, broken out
12124 of gen_rtx_REG_offset.
12125 (gen_rtx_REG_offset): Call update_reg_offset.
12126 (gen_reg_rtx_offset): New function.
12127 * regclass.c: Revert patch of 2006-03-05, restoring
12129 (clear_reg_info_regno): New function.
12130 * dwarf2out.c (concatn_loc_descriptor): New static function.
12131 (loc_descriptor): Handle CONCATN.
12132 * common.opt (fsplit_wide_types): New option.
12133 * opts.c (decode_options): Set flag_split_wide_types when
12135 * timevar.def (TV_LOWER_SUBREG): Define.
12136 * rtl.h (gen_reg_rtx_offset): Declare.
12137 (reg_scan_update): Declare.
12138 * regs.h (clear_reg_info_regno): Declare.
12139 * tree-pass.h (pass_lower_subreg): Declare.
12140 (pass_lower_subreg2): Declare.
12141 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12142 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12143 -fsplit-wide-types.
12144 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12145 * Makefile.in (OBJS-common): Add lower-subreg.o.
12146 (lower-subreg.o): New target.
12148 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12150 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12152 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12155 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12157 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12159 PR middle-end/29335
12160 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12162 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12164 * cfgloop.h: Include vec-prim.h.
12165 (enum li_flags): Remove LI_ONLY_OLD.
12166 (loop_iterator): Changed.
12167 (fel_next, fel_init): Iterate over loop tree.
12168 (FOR_EACH_LOOP_BREAK): New macro.
12169 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12171 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12172 * modulo-sched.c (sms_schedule): Ditto.
12173 * tree-vectorizer.c (vectorize_loops): Ditto.
12174 * doc/loop.texi: Update information on loop numbering and behavior of
12175 FOR_EACH_LOOP wrto new loops.
12176 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12177 add_to_evolution_1): Test nestedness of loops instead of comparing
12179 * tree-chrec.c (chrec_fold_plus_poly_poly,
12180 chrec_fold_multiply_poly_poly, chrec_evaluate,
12181 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12182 reset_evolution_in_loop): Ditto.
12183 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12185 2007-01-31 Dirk Mueller <dmueller@suse.de>
12187 * c-common.c (warn_about_parentheses): Separate warning about
12188 un-parenthized sequence of comparison operators from the one
12189 which is supposed to warn about x <= y <= z.
12191 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12193 * optabs.h (enum optab_index): Add new OTI_isinf.
12194 (isinf_optab): Define corresponding macro.
12195 * optabs.c (init_optabs): Initialize isinf_optab.
12196 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12198 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12199 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12201 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12202 expand_builtin_interclass_mathfn.
12203 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
12204 * config/i386/i386.md (UNSPEC_FXAM): New constant.
12205 (fxam<mode>2_i387): New insn pattern.
12206 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
12207 built-in functions as x87 inline asm.
12209 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12211 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
12213 2007-01-30 Eric Christopher <echristo@apple.com>
12215 * config.gcc: Add geode.
12217 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12219 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
12220 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
12221 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
12222 value-prof.c: Fix comment typos.
12224 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12227 * doc/invoke.texi (Wpointer-arith): Document warning.
12229 2007-01-30 Janis Johnson <janis187@us.ibm.com>
12231 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
12232 the list of discrepancies from the draft TR.
12234 2007-01-30 Dirk Mueller <dmueller@suse.de>
12237 * doc/invoke.texi (-Wreturn-type): Update description to
12238 match new behavior.
12240 2007-01-30 Richard Sandiford <richard@codesourcery.com>
12242 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
12244 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
12246 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
12247 to handle optabs that operate on floating point input argument and
12248 output to integer output.
12249 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
12250 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
12251 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
12252 expand_builtin_interclass_mathfn ().
12253 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
12254 (ilogbsi2): Remove.
12255 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
12256 ilogbl built-in functions as x87 intrinsics.
12258 2007-01-30 Richard Guenther <rguenther@suse.de>
12260 PR middle-end/27657
12261 * dwarf2out.c (reference_to_unused): Query varpool if the
12262 variable was output.
12264 2007-01-30 Richard Guenther <rguenther@suse.de>
12266 PR middle-end/30313
12267 * passes.c (execute_one_pass): Reset in_gimple_form to not
12268 confuse non-unit-at-a-time mode.
12270 2007-01-29 Roger Sayle <roger@eyesopen.com>
12271 Richard Guenther <rguenther@suse.de>
12273 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
12274 avoid undefined behaviour on overflow. Use force_fit_type_double
12275 to construct the constant with the specified TREE_OVERFLOW.
12277 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12279 * config/dfp-bit.c: Add parameterized support for fp exceptions.
12280 * config/dfp-bit.h: Ditto.
12282 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12284 * c-decl.c (pop_scope): Replace warnings with call to
12285 warn_for_unused_label.
12286 * c-common.h (warn_for_unused_label): Declare.
12287 * c-common.c (warn_for_unused_label): Define.
12289 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12291 * tree-optimize.c (update_inlined_to_pointers): Delete unused
12294 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12296 * Makefile.in (USER_H): Remove decfloat.h.
12297 * ginclude/decfloat.h: Delete, moving contents to ...
12298 * ginclude/float.h: Add support for decimal floating point,
12299 guarded by __STDC_WANT_DEC_FP__.
12301 2007-01-29 Mike Stump <mrs@apple.com>
12303 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12304 Analysis and Representation to resolve case insensitive conflict.
12305 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12307 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12309 * tree.h (struct tree_memory_tag): Add aliases member.
12310 (MTAG_ALIASES): New macro.
12311 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12312 (add_may_alias): Remove pointer-set. Update for may_aliases being
12314 (mark_aliases_call_clobbered): Update for may_aliases being a
12316 (compute_tag_properties): Ditto.
12317 (create_partition_for): Ditto.
12318 (compute_memory_partitions): Ditto.
12319 (dump_may_aliases_for): Ditto.
12320 (is_aliased_with): Ditto.
12321 (add_may_alias_for_new_tag): Ditto.
12322 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12323 (compute_is_aliased): New function.
12324 (compute_may_aliases): Call compute_is_aliased).
12325 (init_alias_info): Initialize alias_bitmap_obstack.
12326 (union_alias_set_into): New function.
12327 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12328 (have_common_aliases_p): Rewrite to take two bitmaps and use
12330 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12331 Update for bitmaps.
12332 (finalize_ref_all_pointers): Update for add_may_alias changes.
12333 (new_type_alias): Ditto.
12334 * tree-flow-inline.h (may_aliases): Return a bitmap.
12335 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12336 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12337 may_aliases being a bitmap.
12338 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12339 may_aliases now returns a bitmap.
12340 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12342 * tree-ssa-operands.c (add_virtual_operand): Update for
12343 may_aliases being a bitmap.
12345 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12347 PR tree-optimization/30630
12348 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12349 variable as changed.
12351 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12354 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12355 expanded only once even if an error occurs.
12357 2007-01-29 Ben Elliston <bje@au.ibm.com>
12359 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12360 (__gcov_average_profiler): Likewise.
12361 (__gcov_ior_profiler): Likewise.
12362 (__gcov_merge_ior): Likewise.
12364 2007-01-28 Jan Hubicka <jh@suse.cz>
12366 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12367 * value-prof.c (stringop_block_profile): Likewise.
12369 2007-01-28 Jan Hubicka <jh@suse.cz>
12371 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12372 variant handling histograms; add wrapper.
12373 (clear_storage_via_libcall): Export.
12374 (emit_block_move_hints): Break out from ...; add histograms.
12375 (emit_block_move): ... this one.
12376 (clear_storage_hints): Break out from ...; add histograms.
12377 (clear_storage): ... this one.
12378 (set_storage_via_memset): Handle histogram.
12379 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12380 (clear_storage_hints, clear_storage_via_libcall): Declare.
12381 (set_storage_via_setmem): Update prototype.
12382 * doc/md.texi (movmem, setmem): Document new arguments.
12384 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12386 (stringop_block_profile): New global function.
12387 (tree_stringops_values_to_profile): Profile block size and alignment.
12388 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12390 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12391 (stringop_block_profile): Declare.
12392 * builtins.c: Include value-prof.h.
12393 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12394 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12395 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12396 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12397 * profile.c (instrument_values): Add new counters.
12398 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12400 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12401 (tree_init_edge_profiler): Build new profilers.
12402 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12403 (pass_tree_profile): Add dump.
12404 (tree_profile_hooks): Update.
12405 * Makefile.in (LIBGCOV): Add new constants.
12406 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12407 __gcov_ior_profiler): New.
12408 * i386.md (movmem/setmem expanders): Add new optional arguments.
12410 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12412 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12414 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12416 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12417 (tree_unswitch_single_loop): Pass eni_size_weights to
12418 tree_num_loop_insns.
12419 * tree-ssa-loop-manip.c: Include tree-inline.h.
12420 (can_unroll_loop_p): Pass eni_size_weights to
12421 tree_num_loop_insns.
12422 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12423 Pass eni_size_weights to estimate_num_insns.
12424 * tree.h (init_inline_once): Export.
12425 * toplev.c (backend_init): Call init_inline_once.
12426 * cgraphunit.c (cgraph_process_new_functions,
12427 cgraph_analyze_function): Pass eni_inlining_weights to
12428 estimate_num_insns.
12429 * ipa-inline.c (compute_inline_parameters): Ditto.
12430 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12431 to estimate_num_insns.
12432 (try_unroll_loop_completely): Pass eni_size_weights to
12433 tree_num_loop_insns.
12434 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12435 ot estimate_num_insns.
12436 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12437 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12438 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12439 eni_time_weights): New variables.
12440 (init_inline_once): Initialize them.
12441 (struct eni_data): Mew.
12442 (estimate_num_insns_1, estimate_num_insns): Use weights.
12443 * tree-inline.h (struct eni_weights_d): New.
12444 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12445 (estimate_num_insns): Declaration changed.
12446 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12447 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12448 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12450 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12452 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12453 relations in the conflict function is valid.
12455 2007-01-27 Ian Lance Taylor <iant@google.com>
12457 * common.opt: Add fstrict-overflow.
12458 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12459 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12460 (TYPE_OVERFLOW_UNDEFINED): Define.
12461 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12463 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12464 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12465 (fold_negate_expr): Likewise.
12466 (make_range): Likewise.
12467 (extract_muldiv_1): Likewise.
12468 (maybe_canonicalize_comparison): Likewise.
12469 (fold_comparison): Likewise.
12470 (fold_binary): Likewise.
12471 (tree_expr_nonnegative_p): Likewise.
12472 (tree_expr_nonzero_p): Likewise.
12473 * tree-vrp.c (compare_values): Likewise.
12474 (extract_range_from_binary_expr): Likewise.
12475 (extract_range_from_unary_expr): Likewise.
12476 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12478 (nowrap_type_p): Likewise.
12479 * tree-scalar-evolution.c (simple_iv): Likewise.
12480 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12481 (build_range_check): Likewise.
12482 (extract_muldiv_1): Likewise.
12483 (fold_comparison): Likewise.
12484 * tree-vrp.c (vrp_int_const_binop): Likewise.
12485 (extract_range_from_unary_expr): Likewise.
12486 * convert.c (convert_to_integer): Likewise.
12487 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12488 (fold_comparison): Likewise.
12489 (fold_binary): Likewise.
12490 * optabs.c (optab_for_tree_code): Likewise.
12491 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12492 * simplify-rtx.c (simplify_const_relational_operation): Check
12493 flag_strict_overflow and flag_trapv.
12494 (simplify_const_relational_operation): Likewise.
12495 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12496 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12499 2007-01-27 Roger Sayle <roger@eyesopen.com>
12501 * tree.c (tree_fold_gcd): Delete.
12502 * tree.h (tree_fold_gcd): Remove prototype.
12503 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12504 test whether one constant integer is a multiple of another. Instead
12505 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12506 * fold-const.c (multiple_of_p): We've determined both TOP and
12507 BOTTOM are integer constants so we can call int_const_binop directly
12508 instead of the more generic const_binop.
12510 2007-01-27 Roger Sayle <roger@eyesopen.com>
12512 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12513 1*X check that the constant hasn't overflowed, to preserve the
12515 (round_up): Provide an efficient implementation when rouding-up an
12516 INTEGER_CST to a power-of-two.
12518 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12520 * doc/sourcebuild.texi: Add comma for clarity.
12521 * doc/extend.texi: Fix some typos.
12522 * doc/passes.texi: Likewise.
12523 * doc/cppinternals.texi: Likewise.
12524 * doc/c-tree.texi: Likewise.
12525 * doc/tree-ssa.texi: Likewise.
12526 * doc/install.texi: Likewise.
12528 2007-01-27 Jan Hubicka <jh@suse.cz>
12530 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12531 (pass_sra): Do not require alias information.
12532 * passes.c (init_optimization_passes): Add SRA
12534 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12536 * tracer.c (rest_of_handle_tracer): We already cleaned
12537 up the CFG in tracer() so don't do it here again.
12538 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12539 cleanup_cfg here, either. And don't call renumber_insns.
12541 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12542 and BB_HEAD are in the insn stream here. Instead make sure
12543 that BB_INSN is valid on all insns. Also, do check here that
12544 there are no pending branch predictions...
12545 (rtl_verify_flow_info): ...instead of doing it here. Checks
12546 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12549 2007-01-26 Roger Sayle <roger@eyesopen.com>
12551 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12552 function to simplify/factorize operand order canonicalization.
12553 (ix86_fixup_binary_operands): Reorganize using the above function.
12554 (ix86_binary_operator_ok): Likewise.
12556 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12558 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12559 file scope from optimize_attrs.
12560 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12562 (optimize_attrs): Clear insn_code_values after freeing it.
12564 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12566 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12567 a parts.base assignment.
12569 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12571 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12572 (compute_subscript_distance, initialize_data_dependence_relation,
12573 finalize_ddr_dependent, analyze_ziv_subscript,
12574 analyze_siv_subscript_cst_affine,
12575 compute_overlap_steps_for_affine_univar,
12576 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12577 analyze_siv_subscript, analyze_miv_subscript,
12578 analyze_overlapping_iterations, subscript_dependence_tester_1,
12579 compute_self_dependence, free_dependence_relation): Work
12580 with affine_fn instead of chrecs.
12581 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12582 common_affine_function, affine_function_base,
12583 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12584 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12585 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12586 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12587 (all_chrecs_equal_p): Removed.
12588 * tree-data-ref.h (affine_fn, conflict_function): New types.
12589 (struct subscript): Change type of conflicting_iterations_in_a
12590 and conflicting_iterations_in_b.
12592 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12595 * config/pa/pa.h (TARGET_HPUX_11): New.
12596 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12597 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12599 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12600 Richard Guenther <rguenther@suse.de>
12602 * tree-ssa-structalias.c (solve_graph): Handle case
12603 we merged the variable to another.
12605 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12607 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12610 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12611 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12613 2007-01-25 DJ Delorie <dj@redhat.com>
12615 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12616 allow changes to modes which don't fit in those registers.
12618 * reload1.c (choose_reload_regs): Check for invalid subregs before
12619 computing their locations, not after.
12621 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12624 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12625 save Altivec registers in an eh_return function.
12626 (compute_vrsave_mask): Likewise.
12627 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12628 for saving Altivec registers.
12629 (rs6000_emit_prologue): Don't allocate stack twice in
12630 eh_return function. Correct expected value of altivec_save_offset
12631 when using save_world. Describe save of R0 to stack when using
12632 save_world. Describe stack pointer adjustment when using
12633 save_world. Remove duplicated eh_return parameter register saving.
12634 Update sp_offset variable after save_world.
12635 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12637 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12638 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12641 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12643 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12645 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12648 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12649 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12651 2007-01-25 Richard Guenther <rguenther@suse.de>
12653 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12654 * common.opt (-Wcoverage-mismatch): New warning option.
12655 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12656 if -Wcoverage-mismatch is given.
12658 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12660 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12661 (ipcp_driver): Change to static definition.
12662 Add dumping of the ifunctions.
12663 (constant_val_insert): Remove unused parameter. Support for SSA.
12664 (ipcp_propagate_const): Support for SSA.
12665 (ipcp_profile_bb_print): Print only analyzed nodes.
12666 (ipcp_replace_map_create): Remove support for Fortran constant
12668 * ipa-prop.c (ipa_method_modify_stmt,
12669 ipa_callsite_compute_param): Support for SSA.
12670 * ipa-prop.h (ipcp_driver): Remove declaration.
12671 (IS_VALID_TREE_MAP_INDEX): Add define.
12673 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12675 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12677 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12679 PR middle-end/30447
12680 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12681 constant argument to cabs and do it without checking for
12682 -funsafe-math-optimizations.
12684 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12686 * c-common.h (RID_FIRST_CXX0X): New.
12687 (RID_LAST_CXX0X): New.
12688 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12690 * c.opt (Wc++0x-compat): New.
12691 * doc/invoke.texi (-Wc++0x-compat): Document.
12693 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12695 * builtins.c (fold_builtin_carg): New.
12696 (fold_builtin_1): Use it.
12698 2007-01-24 Jan Hubicka <jh@suse.cz>
12700 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12702 * ipa-inline.c (initial_insns, max_insns): Delete.
12703 (compute_max_insns): New function.
12704 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12705 of insns as base for code growth.
12706 (cgraph_decide_inlining): Make initial_insns local; do not compute
12708 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12709 * doc/invoke.texi (inline-unit-growth): Update docs.
12711 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12713 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12714 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12715 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12716 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12717 for CPUs that have PTA_CX16 set.
12719 PR middle-end/27416
12720 * gimplify.c (omp_check_private): New function.
12721 (gimplify_scan_omp_clauses): Use it for
12722 firstprivate/lastprivate/reduction.
12724 PR middle-end/30494
12725 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12726 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12728 PR middle-end/30421
12729 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12730 If lower_lastprivate_clauses emits some statements, append them
12731 to dlist rather than body_p and to body_p append an initializer.
12732 (lower_omp_for): Adjust caller.
12734 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12736 * target.h (globalize_decl_name): New.
12737 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12738 * output.h (default_globalize_decl_name): New.
12739 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12741 (globalize_decl): Ditto.
12742 (default_globalize_decl_name): New.
12743 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12744 (ia64_handle_version_id_attribute): New.
12745 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12746 (ia64_asm_output_external): Use globalize_decl_name instead
12747 of globalize_label.
12748 * doc/extend.texi (version_id): New pragma.
12749 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12751 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12753 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12754 _uleb128_t and _Unwind_SWord with _sleb128_t.
12755 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12756 uw_frame_state_for, uw_update_context_1): Likewise.
12757 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12758 * unwind-pe.h (read_uleb128, read_sleb128,
12759 read_encoded_value_with_base): Likewise.
12760 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12762 2007-01-24 Richard Guenther <rguenther@suse.de>
12764 * builtins.c (expand_builtin_cexpi): Get the fndecl
12765 for cexp in the correct way.
12767 2007-01-24 Jan Hubicka <jh@suse.cz>
12769 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12771 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12773 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12774 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12775 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12776 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12777 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12778 __SIZEOF_PTRDIFF_T__.
12779 * doc/cpp.texi: Documentation for the new builtin macros added.
12781 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12783 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12784 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12785 instead of operands[2] to avoid access past the end of array.
12787 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12789 * reload1.c (emit_reload_insns): Pass the reload register
12790 for a non-spill output reload through forget_old_reloads_1.
12792 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12794 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12795 _SOFT_DOUBLE if doubles use software floating-point.
12796 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12797 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12798 * config/rs6000/darwin-ldouble.c: Also compile functions for
12799 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12800 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12801 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12802 commented-out long double override.
12803 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12804 * config/rs6000/eabispe.h: Likewise.
12805 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12806 long double for non-SPE.
12807 (rs6000_handle_option): Likewise.
12808 (invalid_e500_subreg): Disallow more subregs involding DImode,
12809 DFmode, TImode or TFmode.
12810 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12812 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12814 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12815 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12817 (rs6000_legitimate_address): Also check for TFmode for E500
12819 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12820 (spe_build_register_parallel): Handle TFmode and TCmode.
12821 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12823 (function_arg): Handle TFmode and TCmode for E500 double.
12824 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12826 (print_operand): Handle TFmode and TImode for %y.
12827 (rs6000_generate_compare): Handle TFmode comparisons for E500
12829 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12830 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12831 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12832 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12833 TFmode for E500 double.
12834 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12835 (floatsidf2): Enable for E500 double.
12836 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12837 (extenddftf2): Change to extenddftf2_fprs.
12838 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12839 depending on TARGET_E500_DOUBLE.
12840 (extendsftf2): Enable for E500 double.
12841 (trunctfdf2): Enable for E500 double.
12842 (trunctfsf2): Change to trunctfsf2_fprs.
12843 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12844 depending on TARGET_E500_DOUBLE.
12845 (floatsitf2): Enable for E500 double.
12846 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12847 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12848 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12849 (negtf2): Change to negtf2_internal.
12850 (negtf2): New expander.
12851 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12852 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12853 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12854 (movdi_internal32): Use rs6000_nonimmediate_operand.
12855 (unnamed splitter): Likewise.
12856 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12857 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12858 (SPE64TF, DITI): New mode macros.
12859 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12862 (frob_<mode>_di_2): New.
12863 (frob_tf_di_8_2): New.
12864 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12866 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12868 (frob_ti_<mode>_8_2): New.
12869 (frob_ti_tf_2): New.
12870 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12871 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12873 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12874 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12875 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12876 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12877 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12878 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12881 2007-01-23 Ian Lance Taylor <iant@google.com>
12883 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12885 (OBJS-archive): Reformat, alphabetize.
12886 (OBJS): Change out_object_file to OBJS-md.
12888 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12890 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12891 JUMP_P and CALL_P predicates where applicable.
12892 * config/i386/i386.c: Ditto.
12893 * config/i386/i386.md: Ditto.
12894 * config/i386/mmx.md: Ditto.
12895 * config/i386/predicates.md: Ditto.
12897 2007-01-22 Andreas Schwab <schwab@suse.de>
12899 * config/m68k/m68k.h: Fix comment.
12901 2007-01-22 Jan Hubicka <jh@suse.cz>
12903 * passes.c (init_optimization_passes): Do not rerun
12904 pass_early_warn_uninitialized.
12906 2007-01-22 Richard Guenther <rguenther@suse.de>
12908 PR tree-optimization/30038
12909 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12911 (execute_cse_sincos_1): Likewise.
12912 (execute_cse_sincos): Likewise.
12913 (gate_cse_sincos): Likewise.
12914 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12915 the cexpi() canonicalization of sincos().
12916 * tree-pass.h (pass_cse_sincos): Declare.
12917 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12919 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12921 PR rtl-optimization/29329
12922 * combine.c (replaced_rhs_insn): Rename to i2mod.
12923 (replaced_rhs_value): Rename to i2mod_new_rhs.
12924 (i2mod_old_rhs): New global variable.
12925 (combine_instructions): Adjust for above change. Save a copy of
12926 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12927 note are substituted in the second instruction.
12928 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12929 ditch the note if it pertains to the second eliminated register
12930 and this register is mentioned in i2mod_old_rhs.
12933 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12935 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12936 the insn to which the note was originally attached.
12938 2007-01-21 Jan Hubicka <jh@suse.cz>
12940 * ipa-inline.c (inlining_mode): Comment, move up.
12941 (cgraph_decide_inlining_incrementally): Do not perform inlining
12942 itself; fix handling of flattening of self recursive functions.
12943 (cgraph_find_cycles): Remove.
12944 (cgraph_flatten_node): Remove.
12945 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12946 (try_inline): New function.
12947 (cgraph_early_inlining): Update call of
12948 cgraph_decide_inlining_incrementally. Apply inlining here.
12949 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12951 2007-01-21 Dirk Mueller <dmueller@suse.de>
12954 * tree-vrp.c (check_array_bounds): do not warn
12955 about ADDR_EXPR's of ARRAY_REF's which are immediately
12956 used in binary expressions.
12958 2007-01-21 Ira Rosen <irar@il.ibm.com>
12960 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12961 read_write_dep and macros for its access.
12962 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12963 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12964 argument, call vect_check_interleaving for every independent pair of
12965 data-refs. Mark loads that access the same memory location as a store
12967 (vect_check_dependences): Remove.
12968 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12969 call, fix the call to vect_analyze_data_ref_dependence.
12970 (vect_analyze_data_ref_access): For statements that access the same
12971 data-ref, check that they are not stores; for loads, check that there
12972 is no store that access the same location.
12974 2007-01-20 Roger Sayle <roger@eyesopen.com>
12975 Joseph Myers <joseph@codesourcery.com>
12977 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12978 (-fdump-rtl-stack): Likewise.
12979 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12980 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12981 (-mpt-fixed): Use @minus{} for minus sign.
12982 (Using Precompiled Headers): Fix under/overfull hbox.
12984 2007-01-20 Jan Hubicka <jh@suse.cz>
12986 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12987 place within annotation.
12989 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12991 * pa.c (output_move_double): Change array size of xoperands to 4.
12993 2007-01-20 Jan Hubicka <jh@suse.cz>
12995 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12998 2007-01-19 Ian Lance Taylor <iant@google.com>
13000 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
13001 constant to unsigned HOST_WIDE_INT before negating.
13003 2007-01-19 Ian Lance Taylor <iant@google.com>
13005 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
13007 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
13008 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13009 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
13010 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
13011 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13012 (realloc_vdef, realloc_vuse): Change second parameter to
13014 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
13015 fields to unsigned.
13016 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
13017 unsigned. Change x and lim locals to unsigned.
13018 (realloc_vdef, realloc_vuse): Change num_elem parameter to
13020 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
13021 (copy_virtual_operands): Change i and n locals to unsigned.
13023 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13025 PR middle-end/29335
13026 * builtins.c (fold_builtin_1): Handle builtin fdim.
13028 2007-01-20 Jan Hubicka <jh@suse.cz>
13030 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
13031 * tree-ssa-structalias.c (compute_points_to_sets): Do call
13032 init_alias_heapvars.
13033 (init_alias_heapvars): Initialize only when not already initialized.
13034 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
13036 2007-01-19 Roger Sayle <roger@eyesopen.com>
13038 * common.opt (fsigned-zeros): New command line option.
13039 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13040 of flag_unsafe_math_optimizations.
13041 * opts.c (set_fast_math_flags): The -ffast-math command line option
13042 implies -fno-signed-zeros.
13043 (fast_math_flags_set_p): Likewise.
13045 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13046 the documentation of -ffast-math appropriately. Wrap long lines.
13048 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13050 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13051 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13053 2007-01-19 Tomas Bily <tbily@suse.cz>
13055 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13057 (tree_init_ic_make_global_vars): New function
13058 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13059 (tree_gen_ic_profiler): New function
13060 (tree_gen_ic_func_profiler): New function
13061 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13062 (tree_profile_hooks): Added hook for indirec/virtual calls
13063 * value-prof.c (tree_find_values_to_profile): New case for
13065 (tree_values_to_profile): Call for determining indirect/virtual
13067 (tree_indirect_call_to_profile): New function
13068 (tree_ic_transform): New function
13069 (tree_ic): New function
13070 (find_func_by_pid): New function
13071 (init_pid_map): New function
13072 (tree_value_profile_transformations): Added check for
13073 indirect/virtual call transformation
13074 * value-prof.h (enum hist_type): New counter type for
13075 indirect/virtual calls
13076 (profile_hooks): Added new hook for profiling indirect/virtual
13078 * profile.c (instrument_values): New case for indirect/virtual
13080 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13081 (GCOV_COUNTER_V_INDIR): New counter type
13082 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13083 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13085 * cgraph.c: Definition of cgraph_max_pid
13086 (cgraph_create_node): Default init of pid attribute
13087 * cgraph.h: Declaration of cgraph_max_pid
13088 (struct cgraph_node): Added pid attribute
13089 * libgcov.c (__gcov_indirect_call_profiler): New function
13090 (__gcov_one_value_profiler_body): New function
13091 (__gcov_one_value_profiler): Body was moved to
13092 __gcov_one_value_profiler_body and calls it
13094 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13096 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13097 * gengtype.c (write_types_data, write_func_for_structure,
13098 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13099 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13100 (walk_type, write_func_for_structure): Generate the mark_hook if
13103 2007-01-19 Jan Hubicka <jh@suse.cz>
13105 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13106 'early' argument take inlining mode argument specifying whether to
13107 inline for size/speeed or all functions; add support for flattening;
13109 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13111 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13114 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13115 the name of the declared identifier.
13117 2007-01-19 Dirk Mueller <dmueller@suse.de>
13119 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13120 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13121 duplicate evaluation.
13123 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13125 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13126 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13127 to XFMode, use acosxf2 and truncate result to requested mode.
13128 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13129 (asin<mode>2): Similarly, with asin expanders.
13130 (*fscalexf4_i387): Rename from *fscalexf4.
13131 (expNcorexf3): New expander.
13132 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13133 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13134 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13135 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13136 patterns for SSE math.
13137 (exp10<mode>2): Similarly, with exp10 expanders.
13138 (exp2<mode>2): Similarly, with exp2 expanders.
13139 (expm1<mode>2): Similarly, with expm1 expanders.
13140 (ldexp<mode>3): Similarly, with ldexp expanders.
13141 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13142 Use gen_truncxf<mode>2_i387_noop to truncate result.
13144 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13146 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13147 for ColdFire targets.
13149 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13150 Richard Sandiford <richard@codesourcery.com>
13152 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13153 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13154 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13155 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13156 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13157 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13159 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13161 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13162 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13163 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13164 (*adddi_dilshr32_cf): New pattern.
13165 (adddi3, subdi3): Remove first alternatives.
13167 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13169 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13170 implemented using move.l, do not use its cc result for floating-point
13173 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13175 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13176 from accepting 's' constraints if flag_pic.
13178 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13180 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13181 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13182 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13183 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13185 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13187 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13188 ColdFire alternatives.
13189 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13190 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13191 architectures that support ff1 instruction.
13193 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13194 Julian Brown <julian@codesourcery.com>
13196 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13197 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13198 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13201 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13203 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
13205 (output_move_const_into_data_reg, output_move_simode_const): Delete.
13206 * config/m68k/m68k.c (const_method, const_int_cost): Take a
13207 HOST_WIDE_INT instead of an rtx.
13208 (m68k_rtx_costs): Update call accordingly.
13209 (output_move_const_into_data_reg): Likewise. Fix formatting.
13210 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
13212 (output_move_simode_const): Update calls after above changes.
13213 Rework to use automatic variables and predicates like MEM_P.
13214 * config/m68k/m68k.md (pushexthisi_const): Update call to
13217 2007-01-19 Dirk Mueller <dmueller@suse.de>
13219 * tree-ssa-alias.c (perform_var_substitution): Fix typo
13220 in dump_flags test.
13222 2007-01-19 Richard Guenther <rguenther@suse.de>
13224 * builtins.c (expand_builtin_cexpi): Fall back to expanding
13225 via cexp in case sincos is not available.
13227 2007-01-19 Richard Guenther <rguenther@suse.de>
13229 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
13230 * defaults.h (TARGET_HAS_SINCOS): Default to off.
13231 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
13232 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
13233 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
13234 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
13235 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
13236 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
13238 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13240 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
13242 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
13243 (atan2xf3): Directly generate RTL pattern.
13244 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
13245 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13246 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13247 disable patterns for SSE math.
13248 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
13249 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13250 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13251 disable patterns for SSE math.
13253 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
13255 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
13257 2007-01-18 Roger Sayle <roger@eyesopen.com>
13259 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
13260 VIEW_CONVERT_EXPR to the same type as it's operand.
13262 2007-01-18 David Edelsohn <edelsohn@gnu.org>
13264 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
13265 configured for long double 128.
13267 2007-01-18 Mike Stump <mrs@apple.com>
13269 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
13272 2007-01-18 Michael Meissner <michael.meissner@amd.com>
13274 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
13277 2007-01-18 Jan Hubicka <jh@suse.cz>
13279 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
13280 greater than NUM_VOP_FREE_BUCKETS.
13282 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
13284 * tree-ssa-structalias.c: Update comments.
13285 (ptabitmap_obstack): Removed.
13286 (pta_obstack): New.
13287 (oldpta_obstack): Ditto.
13288 (stats): Add a few members.
13289 (struct variable_info): Remove node, complex, address_taken, and
13290 indirect_target members. Add oldsolution member.
13291 (new_var_info): Do not initialize removed members.
13292 (constraint_expr_type): Remove INCLUDES.
13293 (constraint_graph): Add size, implicit_preds, rep,
13294 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13295 (FIRST_REF_NODE): New macro.
13296 (LAST_REF_NODE): Ditto.
13297 (FIRST_ADDR_NODE): Ditto.
13298 (find): New function.
13300 (dump_constraint): Do not handle INCLUDES.
13301 (insert_into_complex): Do not insert duplicate constraints.
13302 (condense_varmap_nodes): Renamed and rewritten into ...
13303 (merge_node_constraints): This. Also fix bug in handling of
13304 offseted copy constraints.
13305 (clear_edges_for_node): No longer need to deal with preds at all,
13306 or removing associated preds/succs.
13307 (merge_graph_nodes): Deal with indirect_cycles.
13308 Don't deal with predecessors.
13309 (add_implicit_graph_edge): New function.
13310 (add_pred_graph_edge): Ditto.
13311 (add_graph_edge): Don't deal with predecessors.
13312 (build_constraint_graph): Removed.
13313 (build_pred_graph): New function.
13314 (build_succ_graph): Ditto.
13315 (struct scc_info): Removed in_component. Added roots, dfs, and
13316 node_mapping. Remove visited_index, unification_queue.
13317 (scc_visit): Deal with union-find we do now.
13318 Deal with cycles with REF nodes.
13319 (collapse_nodes): Renamed and rewritten to ...
13320 (unify_nodes): This.
13321 (process_unification_queue): Removed.
13322 (topo_visit): Cleanup
13323 (do_da_constraint): Use find.
13324 (do_sd_constraint): Ditto.
13325 (do_ds_constraint): Ditto.
13326 (do_complex_constraint): Ditto.
13327 (init_scc_info): Update for removed and added members.
13328 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13329 (find_indirect_cycles): This.
13330 (equivalence_class): New variable.
13331 (label_visit): New function.
13332 (perform_variable_substitution): Rewritten.
13333 (free_var_substitution_info): New function.
13334 (find_equivalent_node): Ditto.
13335 (move_complex_constraints): Ditto.
13336 (eliminate_indirect_cycles): Ditto.
13337 (solve_graph): Only propagate changed bits.
13338 Use indirect cycle elimination.
13340 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13341 (tree_id_eq): Renamed to ...
13342 (tree_vi_eq): This. Update for member change
13343 (insert_id_for_tree): Renamed and rewritten to ...
13344 (insert_vi_for_tree): This.
13345 (lookup_id_for_tree): Renamed and rewritten to ...
13346 (lookup_vi_for_tree): This.
13347 (get_id_for_tree): Renamed and rewritten to ...
13348 (get_vi_for_tree): Ditto.
13349 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13350 (process_constraint): Don't handle INCLUDES.
13351 Remove special ADDRESSOF case.
13352 (find_func_aliases): Rewrite to use vi functions instead of id
13354 (create_function_info_for): Ditto.
13355 (create_variable_info_for): Ditto.
13356 (intra_create_variable_infos): Ditto.
13357 (merge_smts_into): Ditto.
13358 (find_what_p_points_to): Ditto.
13359 (init_base_vars): Ditto.
13360 (init_alias_vars): Ditto.
13361 (remove_preds_and_fake_succs): New function.
13362 (dump_sa_points_to_info): Dump new stats.
13363 (dump_solution_for_var): Use find.
13364 (set_used_smts): Fix formatting.
13365 (compute_points_to_sets): Updated for new functions.
13366 (ipa_pta_execute): Ditto.
13368 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13369 Richard Sandiford <richard@codesourcery.com>
13371 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13373 * calls.c (expand_call): If the return value is a PARALLEL,
13374 extract its first member.
13375 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13376 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13377 use FUNCTION_EXTRA_EPILOGUE.
13378 (m68k_function_value): Return a PARALLEL if the return value
13379 is of a pointer type.
13380 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13381 (FUNCTION_EXTRA_EPILOGUE): Remove.
13382 * config/m68k/m68k.md (D0_REG): New constant.
13384 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13386 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13387 output a NOP for empty epilogues.
13389 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13391 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13392 before function. Extend register save check to include all
13393 registers, not just integer ones.
13395 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13397 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13398 (m68k_use_return_insn): ...this.
13399 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13400 * config/m68k/m68k.c (use_return_insn): Rename to...
13401 (m68k_use_return_insn): ...this.
13402 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13403 of USE_RETURN_INSN.
13405 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13407 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13408 nearest even, fix denormal rounding overflow.
13410 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13412 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13413 f%$smove and f%$move.
13414 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13415 (extendsfdf2_cf): Use fdmove instead of f%&move.
13416 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13417 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13419 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13421 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13424 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13426 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13427 (coldfire_single_format): Declare.
13428 (coldfire_double_format): Likewise.
13429 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13430 of qnan_msb_set to determine the lower bits of a canonical
13432 (encode_ieee_double): Likewise.
13433 (encode_ieee_quad): Likewise.
13434 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13435 (mips_single_format): Likewise.
13436 (ieee_double_format): Likewise.
13437 (mips_double_format): Likewise.
13438 (ieee_extended_motorola_format): Likewise.
13439 (ieee_extended_intel_96_format): Likewise.
13440 (ieee_extended_intel_128_format): Likewise.
13441 (ieee_extended_intel_96_round_53_format): Likewise.
13442 (ibm_extended_format): Likewise.
13443 (mips_extended_format): Likewise.
13444 (ieee_quad_format): Likewise.
13445 (mips_quad_format): Likewise.
13446 (vax_f_format): Likewise.
13447 (vax_d_format): Likewise.
13448 (vax_g_format): Likewise.
13449 (i370_single_format): Likewise.
13450 (i370_double_format): Likewise.
13451 (decimal_single_format): Likewise.
13452 (decimal_double_format): Likewise.
13453 (decimal_quad_format): Likewise.
13454 (c4x_single_format): Likewise.
13455 (c4x_extended_format): Likewise.
13456 (real_internal_format): Likewise.
13457 (coldfire_single_format): New real_format.
13458 (coldfire_double_format): Likewise.
13459 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13460 canonical_nan_lsbs_set.
13461 (pdp11_d_format): Likewise.
13462 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13463 if TARGET_COLDFIRE_CPU.
13465 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13467 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13468 (output_call, m68k_legitimize_call_address): Declare.
13469 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13470 parenthesees. Add support for a 'W' constraint.
13471 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13472 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13473 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13474 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13476 (override_options): Initialize them. Do not set flag_no_function_cse
13477 for TARGET_ID_SHARED_LIBRARY.
13478 (m68k_output_pic_call): Delete.
13479 (m68k_legitimize_call_address): New function.
13480 (print_operand): Remove the %o prefix. Handle the %p prefix.
13481 (output_call): New function.
13482 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13483 target address from the GOT if symbolic jumps are not allowed.
13484 * config/m68k/m68k.md (call, general_operand): Do not set
13485 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13486 Merge separate flag_pic and !flag_pic define_insns into...
13487 (*call, *call_value): ...these new patterns. Match the address
13488 rather than the containing MEM and require it to be a call_operand.
13489 Use output_call to generate the asm template.
13490 * config/m68k/predicates.md (const_call_operand): New predicate.
13491 (call_operand): Likewise.
13493 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13495 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13496 (STACK_GROWS_DOWNWARD): Define to 1.
13497 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13498 comments, emphasizing that these values are only defaults.
13499 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13500 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13502 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13504 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13506 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13507 Richard Sandiford <richard@codesourcery.com>
13509 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13510 (FP_REGNO_P): New macros.
13511 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13512 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13513 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13514 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13516 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13518 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13519 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13521 * config/m68k/t-floatlib: New file, extracting common code from...
13522 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13523 * config/m68k/t-uclinux: Here.
13524 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13525 routines on ColdFire targets.
13527 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13529 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13530 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13531 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13532 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13533 explicitly set MOTOROLA to 1.
13534 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13536 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13537 Nathan Sidwell <nathan@codesourcery.com>
13539 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13540 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13541 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13542 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13543 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13544 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13545 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13546 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13547 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13548 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13549 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13550 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13551 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13552 (DBX_REGISTER_NUMBER): Delete.
13553 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13554 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13555 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13557 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13559 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13560 * config/flat.h: New file.
13561 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13562 OBJECT_FORMAT_FLAT.
13563 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13564 indirect references for -msep-data or -mid-shared-library.
13565 Do not use PC-relative code addresses either.
13566 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13568 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13569 for shared libraries and crt1.o for executables. Use crti.o and
13571 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13572 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13573 Do not add -elf2flt or -shared-lib-id options here.
13574 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13575 Pass -shared-lib-id if -mid-shared-library, taking the library
13576 identifier from -mshared-library-id if given, otherwise
13578 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13579 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13580 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13581 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13582 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13583 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13585 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13586 jump sequence for ISA A and ISA A+.
13587 (PICJUMP): Likewise.
13589 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13591 * config.gcc (m68k-*-uclinux*): Base the port on the common
13592 and m68k GNU/Linux files rather than on the generic ELF ones.
13593 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13594 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13596 2007-01-18 Julian Brown <julian@codesourcery.com>
13597 Richard Sandiford <richard@codesourcery.com>
13599 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13600 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13601 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13603 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13604 80 unconditionally.
13605 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13607 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13609 * doc/install.texi: Document m68k-uclinuxoldabi.
13610 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13611 * config/m68k/uclinux-oldabi.h: New file, copied from
13612 config/m68k/uclinux.h.
13614 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13616 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13617 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13618 (m32r_compute_frame_size): Use unsigned for regno.
13619 (m32r_reload_lr): Use gen_frame_mem.
13621 (m32r_output_function_epilogue): Don't output the function epilogue
13623 (m32r_expand_epilogue): New.
13624 (direct_return): Return false if the function has the interrupt
13626 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13627 * config/m32r/m32r.md (epilogue): New expander.
13628 (return_lr, return_rte): New insns.
13629 (return): Make it expander.
13630 (return_normal): New expander.
13632 2007-01-18 Josh Conner <jconner@apple.com>
13635 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13636 support for UNLE, UNLT, UNGE, and UNGT.
13638 2007-01-18 Jan Hubicka <jh@suse.cz>
13640 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13641 * tree-tailcall (add_virtual_phis): Likewise.
13642 (optimize_tail_call): Return TODOs.
13643 (execute_tail_calls): Return TODOs.
13644 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13645 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13647 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13648 Cleanup cfg using TODO.
13649 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13650 * passes.c (execute_function_todo): When cleanup did something, remove
13652 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13653 (make_edges): Don't cleanup_cfg.
13655 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13657 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13658 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13659 operate on the top of stack.
13660 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13661 register handling of instructions that output to the second
13663 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13664 (move_for_stack_reg): Special-case check for dead destination
13665 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13667 * config/i386/i386.md (UNSPEC_TAN): New constant.
13668 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13669 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13670 to correctly model move of constant 1.0 to top stack slot.
13671 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13672 (unnamed peephole2 pattern): Remove corresponding peephole2
13673 pattern that optimizes tan insn and loading of constant 1.0.
13674 (tanxf2): Use fptanxf4_i387.
13675 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13676 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13677 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13678 disable patterns for SSE math.
13679 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13680 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13682 2007-01-18 Dirk Mueller <dmueller@suse.de>
13683 Richard Guenther <rguenther@suse.de>
13686 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13687 * common.opt (Warray-bounds): Add new warning option.
13688 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13690 * Makefile.in: make tree-vrp.o depend on toplev.h
13691 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13693 (check_array_refs, check_array_bounds, check_array_ref): New.
13695 2007-01-18 Jan Hubicka <jh@suse.cz>
13697 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13698 (execute_ssa_ccp): Return flags conditionally.
13699 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13701 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13703 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13705 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13706 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13708 * Makefile.c (GTFILES): Add cfglayout.h.
13709 * gengtype.c (open_base_files): Likewise.
13710 * cfglayout.c (cfg_layout_function_footer,
13711 cfg_layout_function_header) Reindent to make gengtype happy.
13712 * cfglayout.h (cfg_layout_function_footer,
13713 cfg_layout_function_header): Add GTY(()) marker.
13715 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13717 2007-01-18 Ben Elliston <bje@au.ibm.com>
13719 * genautomata.c (write_automata): Include xstrerror output in the
13720 error message if writing the DFA description file fails.
13722 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13724 * config/mips/mips-protos.h (mips_output_external): Make it
13726 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13727 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13728 (extern_list): Likewise.
13729 (extern_head): Likewise.
13730 (TARGET_ASM_FILE_END): Likewise.
13731 (mips_file_end): Likewise.
13732 (mips_output_external): Rewritten.
13734 2007-01-18 Ben Elliston <bje@au.ibm.com>
13736 * genpreds.c (write_insn_preds_c): Only write out the function
13737 body for regclass_for_constraint if we have register constraints.
13739 2007-01-17 Tom Tromey <tromey@redhat.com>
13741 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13742 * doc/install.texi (Testing): Use sourceware.org.
13743 (Binaries): Likewise.
13744 (Specific): Likewise.
13745 * doc/contrib.texi (Contributors): Use sourceware.org.
13747 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13749 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13750 (AVR_ENHANCED): Rename to ...
13751 (AVR_HAVE_MUL): ... new.
13752 (avr_enhanced_p): Rename to ...
13753 (avr_have_mul_p): ... new.
13754 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13755 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13756 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13757 (avr_have_mul_p): ... new.
13758 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13759 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13760 'avr_enhanced_p' and 'enhanced'.
13761 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13762 AVR_HAVE_MUL instead of AVR_ENHANCED.
13763 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13764 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13765 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13766 instead of AVR_ENHANCED.
13767 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13768 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13769 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13771 2007-01-17 Ian Lance Taylor <iant@google.com>
13773 * vec.h (VEC_reserve_exact): Define.
13774 (vec_gc_p_reserve_exact): Declare.
13775 (vec_gc_o_reserve_exact): Declare.
13776 (vec_heap_p_reserve_exact): Declare.
13777 (vec_heap_o_reserve_exact): Declare.
13778 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13780 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13781 negative parameter.
13782 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13783 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13784 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13785 * vec.c (calculate_allocation): Add exact parameter. Change all
13787 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13788 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13789 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13790 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13791 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13792 (vec_heap_p_reserve_exact): New function.
13793 (vec_heap_o_reserve_exact): New function.
13795 2007-01-17 Jan Hubicka <jh@suse.cz>
13797 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13799 2007-01-17 Eric Christopher <echristo@apple.com>
13801 * config.gcc: Support core2 processor.
13803 2007-01-16 Jan Hubicka <jh@suse.cz>
13805 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13806 the names, just unlink the chain so we don't crash on dangling pointers
13809 2007-01-16 Jan Hubicka <jh@suse.cz>
13811 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13812 * tree-pass.h: Reorder to make IPA passes appear toegher.
13813 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13814 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13815 parameters, do not call early inliner.
13816 * ipa-inline.c: Update comments. Include tree-flow.h
13817 (cgraph_decide_inlining): Do not compute inlining parameters.
13818 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13819 be called with function context set up.
13820 (pass_ipa_inline): Remove unreachable functions before pass.
13821 (cgraph_early_inlining): Simplify assuming to be called from the
13823 (pass_early_inline): New pass.
13824 (cgraph_gate_ipa_early_inlining): New gate.
13825 (pass_ipa_early_inline): Turn into simple wrapper.
13826 (compute_inline_parameters): New function.
13827 (gate_inline_passes): New gate.
13828 (pass_inline_parameters): New pass.
13829 (apply_inline): Move here from tree-optimize.c
13830 (pass_apply_inline): New pass.
13831 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13833 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13834 doing them by hand.
13835 (tree_function_versioning): Do not allocate dummy struct function.
13836 * tree-inline.h (optimize_inline_calls): Update prototype.
13837 * tree-optimize.c (execute_fixup_cfg): Export.
13838 (pass_fixup_cfg): Remove
13839 (tree_rest_of_compilation): Do not apply inlines.
13840 * tree-flow.h (execute_fixup_cfg): Declare.
13841 * Makefile.in (gt-passes.c): New.
13842 * passes.c: Include gt-passes.h
13843 (init_optimization_passes): New passes.
13844 (nnodes, order): New static vars.
13845 (do_per_function_toporder): New function.
13846 (execute_one_pass): Dump current pass here.
13847 (execute_ipa_pass_list): Don't dump current pass here.
13849 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13851 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13852 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13854 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13856 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13857 (strong_alias): Define.
13858 (__gcc_qmul): Provide non-FMA for soft-float.
13859 (__gcc_qdiv): Same.
13864 (__gcc_qunord): New.
13874 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13875 soft-float functions.
13876 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13877 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13878 about long double soft float.
13880 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13881 Tehila Meyzels <tehila@il.ibm.com>
13883 * tree-vectorizer.h (is_pattern_stmt_p): New.
13884 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13885 formatting (tabs instead of spaces). Cleanup and clarify setting
13886 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13887 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13888 (vectorizable_type_demotion): Check that types are integral.
13889 (vectorizable_type_promotion): Likewise.
13890 (vectorizable_store): Fix typo. Eliminate new-line at end of
13893 2007-01-16 Jan Hubicka <jh@suse.cz>
13895 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13898 2007-01-15 Eric Christopher <echristo@apple.com>
13900 * ifcvt.c: Include vec.h, vecprim.h.
13901 (check_cond_move_block): New argument regs.
13902 Reorganize. Add registers used to regs.
13903 (cond_move_process_if_block): Use regs set above as
13906 2007-01-15 Eric Christopher <echristo@apple.com>
13908 * config/darwin.h: Update copyright.
13909 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13910 (LINK_COMMAND_SPEC): Add -u.
13911 (LINK_SPEC): Fix umbrella for above.
13913 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13915 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13918 2007-01-15 Tom Tromey <tromey@redhat.com>
13920 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13921 * doc/install.texi (Testing): Don't mention jacks.
13922 (Configuration): Document --enable-java-maintainer-mode. Move
13923 --with-java-home to libgcj-specific section. Document
13925 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13927 2007-01-15 Jan Hubicka <jh@suse.cz>
13929 * tree-ssa-dce.c (DCE_TODOs): New.
13930 (propagate_necessity): Return if something changed.
13931 (eliminate_unnecessary_stmts): Likewise.
13932 (perform_tree_ssa_dce): Return TODO flags when needed.
13933 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13935 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13937 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13938 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13939 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13940 patterns using X87MODEF12 mode macro. Extend operand 1
13941 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13942 (log10<mode>2): Ditto.
13943 (log2<mode>2): Ditto.
13944 (log1p<mode>2): Ditto.
13945 (logb<mode>2): Ditto.
13946 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13947 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13948 (*fxtractxf3_i387): Rename from *fxtractxf3.
13949 (fxtract_extend<mode>xf3_i387): New insn pattern.
13950 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13951 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13952 and gen_fyl2xxf3_i387().
13954 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13956 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13957 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13958 get_loop_exit_edges. Changed return type to bool.
13959 * cfgloop.h (fix_loop_placement): Declaration removed.
13961 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13963 * param.h (MIN_VECT_LOOP_BOUND): New.
13964 * params.def (MIN_VECT_LOOP_BOUND): New.
13965 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13966 argument - minimum threshold for number of iterations.
13967 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13968 argument to declaration.
13969 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13970 MIN_VECT_LOOP_BOUND.
13971 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13972 slpeel_tree_peel_loop_to_edge with additional argument.
13973 (vect_do_peeling_for_alignment): Likewise.
13974 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13976 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13979 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13980 operands of size 1.
13982 2007-01-14 Jan Hubicka <jh@suse.cz>
13984 * tree-dfa.c (remove_referenced_var): New function.
13985 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13986 prune referenced vars list too.
13987 * tree-flow.h (remove_referenced_var): Declare.
13989 2007-01-14 Jan Hubicka <jh@suse.cz>
13991 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13993 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13994 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13995 * except.h (verify_eh_throw_table_statements): Kill prototype.
13996 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13997 into call exrepssions.
13998 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
14000 * tree-cfg.c: Include pointer-set.h.
14001 (verify_node_sharing): Work on pointer set.
14002 (verify_eh_throw_stmt_node): New.
14003 (verify_stmts): Use pointers sets, verify throw_stmt.
14005 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
14007 * ipa-reference.c (analyze_function): Consider also addresses taken
14010 2007-01-12 Roger Sayle <roger@eyesopen.com>
14012 * c-typeck.c (null_pointer_constant_p): Replace use of
14013 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14014 (build_c_cast): Likewise.
14016 2007-01-12 Roger Sayle <roger@eyesopen.com>
14018 * tree.h (force_fit_type_double): Remove unused final argument.
14019 * c-common.c (constant_expression_warning): Replace use of
14020 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14021 (convert_and_check): Likewise.
14022 (shorten_compare): Update call to force_fit_type_double.
14023 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
14024 * convert.c (convert_to_pointer): Update call to
14025 force_fit_type_double.
14026 * fold-const.c (force_fit_type_double): Remove overflowed_const
14028 (int_const_binop, fold_convert_const_int_from_int,
14029 fold_convert_const_int_from_real, fold_div_compare,
14030 fold_sign_changed_comparison, fold_unary, fold_negate_const,
14031 fold_abs_const, fold_not_const): Remove the final argument from
14032 calls to force_fit_type_double.
14034 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14036 * configure.ac: Set insn to "nop" for spu-*-* also.
14037 * configure: Regenerate.
14039 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14041 * builtins.def : Add BUILT_IN_FREE.
14043 2007-01-12 Jan Hubicka <jh@suse.cz>
14045 PR tree-optimization/30443
14046 * tree-inline.c (tree_function_versioning): Do not optimize when
14047 cloning for inlining.
14049 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14051 * doc/loop.texi: Document recording of loop exits.
14052 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14053 (update_single_exits_after_duplication,
14054 update_single_exit_for_duplicated_loop,
14055 update_single_exit_for_duplicated_loops): Removed.
14056 (duplicate_loop_to_header_edge): Do not call
14057 update_single_exits_after_duplication and
14058 update_single_exit_for_duplicated_loops.
14059 (loop_version): Do not update single_exit information.
14060 (fix_loop_structure): Use record_loop_exits instead of
14061 mark_single_exit_loops.
14062 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14063 the lists of loop exits.
14064 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14065 split_edge, merge_blocks): Update the lists of loop exits.
14066 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14067 loop_optimizer_init.
14068 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14069 of mark_single_exit_loops.
14070 (loop_optimizer_finalize): Call release_recorded_exits.
14071 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14072 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14073 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14074 update single exit information.
14075 * lambda-code.c (perfect_nestify): Ditto.
14076 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14077 (mark_single_exit_loops): Removed.
14078 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14079 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14080 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14082 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14083 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14084 (verify_loop_structure): Verify consistency of the exit lists.
14085 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14086 (set_single_exit): Removed.
14087 * cfgloop.h (struct loop_exit): New function.
14088 (struct loop): single_exit_ field replaced by exits field.
14089 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14090 (struct loops): Added exits hash.
14091 (mark_single_exit_loops, set_single_exit): Declaration removed.
14092 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14094 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14096 * doc/invoke.texi: Avoid use of @headitem.
14098 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14100 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14102 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14104 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14107 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14108 Richard Sandiford <richard@codesourcery.com>
14110 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14111 * config/m68k/m68k.opt: Resort options.
14112 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14114 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14115 Richard Sandiford <richard@codesourcery.com>
14117 * doc/invoke.texi: Document the macros that are defined by
14118 m68k's -mtune and -mhard-float options.
14119 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14120 (m68k_cpp_cpu_family): Likewise.
14121 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14122 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14123 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14124 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14125 (m68k_cpp_cpu_family): Likewise.
14127 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14129 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14130 macros besides mc68000 as tuning macros. Use a switch statement
14131 to set them and mcpu32.
14133 2007-01-12 Julian Brown <julian@codesourcery.com>
14135 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14136 (TARGET_68040_ONLY): Rename to...
14137 (TARGET_68040): ...this.
14138 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14139 * config/m68k/m68k.md: Likewise.
14141 2007-01-12 Julian Brown <julian@codesourcery.com>
14142 Nathan Sidwell <nathan@codesourcery.com>
14143 Richard Sandiford <richard@codesourcery.com>
14145 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14146 the -mcpu= argument associated with the --with-cpu setting.
14147 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14148 if different from the one implied by the -mcpu setting.
14149 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14150 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14151 * doc/invoke.texi: Mention ColdFire in the introduction to the
14152 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14153 -mno-div and -mhard-float options. Make -m68881 a synonym for
14154 -mhard-float. Document the previously-undocumented -m5206e,
14155 -m528x, -m5307 and -m5407 options. Tweak the existing option
14156 documentation for consistency.
14157 * doc/install.texi: Mention new --with-cpu arguments.
14158 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14159 default CPU if neither -mcpu nor -march are specified.
14160 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14161 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14162 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14163 using m68k_tune to decide between families that implement the
14164 same ISA. Use m68k_tune to set __mcfv4e__.
14165 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14166 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14167 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14168 (FL_ISA_C, FL_ISA_MMU): New macros.
14169 (MASK_COLDFIRE): Delete.
14170 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14171 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14172 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14173 (TARGET_HARD_FLOAT): Do not define here.
14174 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14175 (TUNE_68000): New macro.
14176 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14177 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14178 (TUNE_CFV2): Redefine in terms of m68k_tune.
14179 (uarch_type, target_device, fpu_type): New enums.
14180 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14181 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14182 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14183 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14184 (FL_FOR_isa_c): New macros.
14185 (m68k_isa): New enum.
14186 (m68k_target_selection): New structure.
14187 (all_devices, all_isas, all_microarchs): New tables.
14188 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14189 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14190 (MASK_ALL_CPU_BITS): Delete.
14191 (m68k_find_selection): New function.
14192 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14193 Map the legacy target options to a combination of the new ones.
14194 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14195 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14196 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14198 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14199 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14201 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14202 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14203 * config/m68k/m68k-devices.def: New file.
14205 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14206 Nathan Sidwell <nathan@codesourcery.com>
14208 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
14209 (SUBTARGET_EXTRA_SPECS): New macros.
14210 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
14211 use %(asm_cpu_spec) instead.
14212 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
14213 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
14214 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
14215 (EXTRA_SPECS): Rename to...
14216 (SUBTARGET_EXTRA_SPECS): ...this.
14218 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14219 Richard Sandiford <richard@codesourcery.com>
14220 Julian Brown <julian@codesourcery.com>
14222 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14223 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
14224 to the configuration's default CPU.
14225 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
14226 Remove default masks.
14227 (m680[012]0-*-*): Set the default with_cpu to the first part of
14229 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
14230 (m68k*-*-linux): Extend the --with-cpu handling to...
14231 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
14232 and m68010. Don't set target_cpu_default2.
14233 * doc/install.texi: Document --with-cpu for m68k.
14234 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
14235 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
14236 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
14237 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
14238 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
14239 (ASM_SPEC): Remove use of %(asm_cpu_default).
14240 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
14241 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
14242 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
14243 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
14244 __HAVE_FPU__ if TARGET_HARD_FLOAT.
14245 (TARGET_DEFAULT): Delete.
14246 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
14247 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
14248 (CPP_CPU_SPEC): Delete.
14249 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
14250 the appropriate string.
14251 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
14252 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
14253 (ASM_SPEC): Don't use %(asm_default_spec).
14254 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
14255 TARGET_DEFAULT and add MASK_68881.
14256 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
14258 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14260 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
14261 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
14262 MASK_68010 alongside MASK_68020.
14263 * doc/invoke.texi: Document -m68010.
14264 * config/m68k/m68k.opt (m68010): New.
14265 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
14267 (TUNE_68010): New macro.
14268 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
14269 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
14270 (M68K_CPU_m68332): Add MASK_68010.
14271 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
14272 fallback definition.
14273 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
14275 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
14276 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
14277 to all entries that use MASK_68020.
14278 (output_move_simode_const, output_move_himode, output_move_qimode)
14279 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
14280 instead of TARGET_68020 to select clr behavior. Remove comment
14281 about there being no TARGET_68010.
14282 * config/m68k/m68k.md: Likewise throughout.
14284 2007-01-12 Julian Brown <julian@codesourcery.com>
14286 * config/m68k/m68k.h (TARGET_ISAB): New macro.
14287 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
14288 * config/m68k/m68k.md: Likewise.
14290 2007-01-12 Julian Brown <julian@codesourcery.com>
14292 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
14293 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14295 2007-01-12 Julian Brown <julian@codesourcery.com>
14297 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14298 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14299 * config/m68k/m68k.md: Likewise.
14301 2007-01-12 Julian Brown <julian@codesourcery.com>
14302 Richard Sandiford <richard@codesourcery.com>
14304 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14305 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14306 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14308 (TARGET_CPU32): Rename to...
14309 (TUNE_CPU32): ...this.
14310 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14311 (TUNE_CFV2): New macros.
14312 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14313 remove conditions that are implied by TARGET_68020.
14314 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14315 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14316 (m68k_output_function_epilogue): Likewise.
14317 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14318 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14319 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14320 non-68000 timings. Refactor multiplication and division costs.
14321 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14322 TUNE_CPU32 instead of TARGET_CPU32.
14323 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14324 and TUNE_68060 instead of TARGET_68060.
14325 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14326 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14328 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14329 && !TARGET_COLDFIRE" to choose between moveq and clr.
14330 Likewise in the unnamed movsf pattern.
14331 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14332 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14335 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14337 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14338 of tabbing before backslashes.
14340 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14342 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14343 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14344 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14346 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14348 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14349 find_interesting_uses_cond.
14350 (find_interesting_uses_cond): Use extract_cond_operands.
14351 (rewrite_use_compare): Use extract_cond_operands and
14352 force_gimple_operand_bsi. Do not call update_stmt.
14353 (determine_use_iv_cost_condition): Use extract_cond_operands.
14354 Return cheaper of using original bound and changing the exit bound.
14356 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14358 PR tree-optimization/29516
14359 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14360 most_expensive_mult_to_index, addr_to_parts,
14361 create_mem_ref, maybe_fold_tmr): Make the type of
14362 fields of TARGET_MEM_REF sizetype.
14363 (move_fixed_address_to_symbol, move_pointer_to_base):
14365 * tree.def (TARGET_MEM_REF): Add comment on types of
14368 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14370 * c-common.c (vector_types_convertible_p): Treat opaque types as
14371 always convertible if they have the same size, but not otherwise.
14373 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14375 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14376 Remove the b_unconditional field.
14377 (noce_try_sign_mask): Do not look at b_unconditional.
14378 (noce_process_if_block): Do not use merge_if_blocks. Update
14379 the CFG here. Do not set b_unconditional.
14380 (cond_move_process_if_block): Likewise.
14381 (find_cond_trap): Likewise.
14382 (check_cond_move_block): Require simple jump insns at the end
14383 of the basic block.
14385 2007-01-11 Jan Hubicka <jh@suse.cz>
14387 PR tree-optimization/1046
14388 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14389 when alias info is not ready.
14390 (pass_tail_recursion): Do not require aliasing.
14391 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14392 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14393 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14394 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14395 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14396 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14397 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14399 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14400 When aliasing is not build, mark statement as volatile.
14402 2007-01-11 Tom Tromey <tromey@redhat.com>
14404 PR preprocessor/15185, PR preprocessor/20989:
14405 * doc/cppopts.texi <-MT>: Update description of algorithm for
14406 computing default target.
14407 <-M, -MD>: Reword "basename" text.
14409 2007-01-11 Roger Sayle <roger@eyesopen.com>
14411 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14412 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14413 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14414 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14415 fold_builtin_bswap, real_constp, fold_builtin_pow,
14416 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14417 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14418 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14419 * convert.c (convert_to_pointer): Likewise.
14420 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14421 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14422 const_binop, fold_convert_const_int_from_int,
14423 fold_convert_const_int_from_real,
14424 fold_convert_const_real_from_real, sign_bit_p,
14425 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14426 fold_sign_changed_comparison, fold_unary, fold_comparison,
14427 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14428 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14429 * print-tree.c (print_node_brief, print_node): Likewise.
14430 * stor-layout.c (place_field, layout_type): Likewise.
14431 * tree-chrec.c (keep_cast): Likewise.
14432 * tree.c (build_vector, build_real, build_real_from_int_cst,
14433 build_complex): Likewise.
14435 2007-01-11 Roger Sayle <roger@eyesopen.com>
14437 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14438 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14440 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14442 * configure.ac (strict1_warn): Rename to strict_warn.
14443 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14444 cc_set_by_configure, quoted_cc_set_by_configure,
14445 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14446 all_boot_languages, all_stagestuff): Remove.
14447 (target_list): Remove bootstrap targets.
14448 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14449 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14450 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14451 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14452 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14453 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14454 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14455 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14456 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14457 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14458 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14459 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14460 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14461 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14462 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14463 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14464 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14465 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14466 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14467 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14468 (mostlyclean): Adjust.
14469 (clean, distclean): Don't mention bootstrap stuff.
14470 * configure: Regenerate.
14471 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14472 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14473 treelang/config-lang.in (stagestuff): Remove.
14474 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14475 stageprofile, stagefeedback, stagestuff): Remove mention.
14477 2007-01-11 Nick Clifton <nickc@redhat.com>
14479 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14481 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14482 (mcore_arith_K_S_operand): Run the test for the S constraint not
14483 the test for the M constraint.
14484 (mcore_addsub_operand): Do not accept integer values that are
14485 larger than 32 bits.
14486 * config/mcore/mcore.md: Remove unused constraints from split.
14487 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14488 (addsi3): Likewise.
14489 (allocate_stack): Likewise.
14490 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14491 operands to 32 bits.
14492 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14494 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14495 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14496 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14497 mcore_output_bclri, mcore_output_andn, output_inline_const,
14498 mcore_output_move, mcore_output_movedouble): Likewise.
14499 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14500 (output_inline_const): Likewise.
14501 (output_inline_const): Fix format strings used in sprintf
14503 * config/mcore/mcore-protos.h: Update prototypes for changed
14504 functions in mcore.c.
14505 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14506 HOST_WIDE_INT and not int.
14507 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14508 CONST_OK_FOR_N): Likewise.
14509 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14510 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14513 2007-01-10 Jan Hubicka <jh@suse.cz>
14515 * tree-vrp.c (remove_range_assertions): Release defs.
14516 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14517 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14519 2007-01-10 Paul Brook <paul@codesourcery.com>
14521 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14522 * config/arm/arm.md (mulsi3subsi): New insn.
14524 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14526 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14527 (tree_transform_and_unroll_loop): New.
14528 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14531 2007-01-10 Robert Kennedy <jimbob@google.com>
14533 * fold-const.c (fold_comparison): Fold comparisons like (x *
14534 1000 < 0) to (x < 0).
14536 2007-01-10 Ian Lance Taylor <iant@google.com>
14538 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14539 operands have the same priority.
14541 2007-01-10 Tom Tromey <tromey@redhat.com>
14543 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14544 (fold_binary): Likewise.
14545 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14546 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14547 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14548 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14549 * langhooks.h (struct lang_hooks): Removed field
14550 'can_use_bit_fields_p'.
14552 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14554 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14556 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14558 * function.c (get_last_funcdef_no): New function.
14559 * function.h (get_last_funcdef_no): Declare.
14560 * tree-inline.c (initialize_cfun): Add initialization.
14561 (tree_function_versioning): Cleanup.
14563 2007-01-10 Jan Hubicka <jh@suse.cz>
14565 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14568 2007-01-10 Sa Liu <saliu@de.ibm.com>
14569 Ben Elliston <bje@au.ibm.com>
14571 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14572 for SAVE_NONLOCAL and Pmode for any other save level.
14573 * spu-protos.h (spu_restore_stack_block): Declare.
14574 * spu.md (save_stack_block): Remove.
14575 (restore_stack_block): Call spu_restore_stack_block.
14576 * spu.c (spu_restore_stack_block): New function.
14577 (spu_expand_epilogue): Remove old comment.
14579 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14581 PR tree-optimization/30322
14582 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14583 (cand_value_at): Return the value as aff_tree.
14584 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14585 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14586 aff_combination_mult): New functions.
14587 (aff_combination_add): Use aff_combination_add_cst.
14588 (aff_combination_convert): Allow conversions to a wider type.
14589 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14590 * tree-affine.h (aff_combination_mult): Declare.
14592 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14594 * doc/tm.texi: Update documentation to reflect reality of exec
14595 and start file search behaviours. Update copyright year.
14596 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14597 header file directories.
14599 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14601 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14602 (*cosxf2): Rename to cosxf2_i387.
14603 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14604 using X87MODEF12 mode macro. Rename patterns to
14605 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14607 (*cosdf2, *cossf2): Ditto.
14608 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14609 to match extended input operands.
14610 (sincos<mode>3): New expander.
14611 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14612 insn patterns and corresponding splitters.
14614 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14616 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14617 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14619 2007-01-09 Nicolas Pitre <nico@cam.org>
14622 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14624 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14626 * target.h (struct gcc_target): New field library_rtti_comdat.
14627 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14628 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14629 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14630 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14632 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14634 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14636 2007-01-08 Richard Guenther <rguenther@suse.de>
14638 * tree.h (force_fit_type_double): Export.
14639 (force_fit_type): Remove.
14640 * fold-const.c (force_fit_type_double): New function.
14641 (force_fit_type): Remove.
14642 (int_const_binop): Use it.
14643 (fold_convert_const_int_from_int): Likewise.
14644 (fold_convert_const_int_from_real): Likewise.
14645 (fold_div_compare): Likewise.
14646 (fold_sign_changed_comparison): Likewise.
14647 (fold_unary): Likewise.
14648 (fold_negate_const): Likewise.
14649 (fold_abs_const): Likewise.
14650 (fold_not_const): Likewise.
14651 * c-common.c (shorten_compare): Use force_fit_type_double.
14652 * convert.c (convert_to_pointer): Likewise.
14654 2007-01-08 Richard Guenther <rguenther@suse.de>
14656 * tree.h (build_int_cst_wide_type): Export.
14657 * tree.c (build_int_cst_wide_type): New function.
14658 (build_int_cst_wide): Fix comment.
14659 * builtins.c (fold_builtin_object_size): Use build_int_cst
14660 to build -1 or 0 of the correct type. Use fit_double_type
14661 to check for overflow.
14662 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14664 (decode_field_reference): Likewise.
14665 (all_ones_mask_p): Likewise.
14666 (native_interpret_int): Use build_int_cst_wide_type.
14667 (fold_binary): Use build_int_cst_type to build an all-ones
14669 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14671 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14673 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14675 2007-01-09 Ben Elliston <bje@au.ibm.com>
14677 * genautomata.c (STATS_OPTION): New option.
14678 (stats_flag): New flag.
14679 (gen_automata_option): Handle it.
14680 (initiate_automaton_gen): Ditto.
14681 (write_automata): Output statistics only if stats_flag is
14682 set. Likewise, output time statistics only if time_flag is set.
14683 * doc/md.texi (Processor pipeline description): Document new flag.
14685 2007-01-08 Richard Guenther <rguenther@suse.de>
14687 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14688 * tree.c (build_int_cst_type): Likewise.
14689 (size_in_bytes): Don't call force_fit_type on the result.
14690 (int_fits_type_p): Use fit_double_type.
14691 * fold-const.c (fit_double_type): New function.
14692 (force_fit_type): Use it.
14693 * tree.h (fit_double_type): Export.
14695 2007-01-08 Jan Hubicka <jh@suse.cz>
14697 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14698 * ipa.c (function_and_variable_visibility): Fix return type.
14700 2007-01-08 Richard Guenther <rguenther@suse.de>
14702 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14703 of offset to build the index.
14704 * tree-pretty-print.c (dump_generic_node): Don't build negated
14705 const just for printing.
14706 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14707 * builtins.c (fold_builtin_int_roundingfn): Check if result
14708 fits the type by using force_fit_type and comparing the result.
14709 * predict.c (predict_loops): Use compare_tree_int for comparison.
14710 * tree.c (build_int_cst): Fall back to integer_type_node for
14712 (build_int_cst_wide): Assert type is non-null.
14714 2007-01-08 Roberto Costa <roberto.costa@st.com>
14716 * tree-vrp.c (extract_range_from_cond_expr): New.
14717 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14718 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14720 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14721 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14722 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14723 used as expressions.
14724 * tree-object-size.c (cond_expr_object_size): New.
14725 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14727 2007-01-08 Jan Hubicka <jh@suse.cz>
14729 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14730 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14733 2007-01-08 Richard Guenther <rguenther@suse.de>
14735 PR tree-optimization/23603
14736 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14737 (extract_range_from_binary): Fall back to truthvalue instead of
14738 varying for TRUTH_*_EXPR.
14739 (extract_range_from_comparison): Fall back to truthvalue instead of
14741 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14742 if all visited PHI values were constant.
14744 2007-01-08 Jan Hubicka <jh@suse.cz>
14746 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14747 (cgraph_analyze_function): break out from ...
14748 (cgraph_finalize_compilation_unit): ... here.
14749 (cgraph_expand_function): Remove forgoten commented out line.
14750 (cgraph_optimize): Analyze functions.
14752 2007-01-08 Jan Hubicka <jh@suse.cz>
14754 * tree-pas.h (TODO_remove_function): New flag.
14755 (TODO_update*): Renumber.
14756 (pass_ipa_increase_alignment,
14757 pass_ipa_function_and_variable_visibility): New passes.
14758 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14759 (cgraph_function_and_variable_visibility): Move to ipa.c
14760 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14761 cgraph_increase_alignment.
14762 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14763 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14764 calling tree-inline.
14765 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14766 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14767 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14768 (gate_increase_alignment): New function.
14769 (pass_ipa_increase_alignment): New pass.
14770 * ipa.c: Inline tree-pass.h and timevar.h
14771 (function_and_variable_visibility): Move here from cgraphunit.c
14772 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14773 * passes.c (init_optimization_passes): Add the two new passes.
14774 (execute_todo): Handle cgraph_remove_functions.
14776 2007-01-08 Nick Clifton <nickc@redhat.com>
14778 * config/frv/predicates.md (reg_or_0_operand): Accept
14781 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14783 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14784 * config.gcc: Add bfin*-rtems*.
14786 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14788 * c.opt: Add -flax-vector-conversions.
14789 * c-typeck.c (convert_for_assignment): Pass flag to
14790 vector_types_convertible_p to allow emission of note.
14791 (digest_init): Likewise.
14792 * c-opts.c: Handle -flax-vector-conversions.
14793 * c-common.c (flag_lax_vector_conversions): New.
14794 (vector_types_convertible_p): Unless -flax-vector conversions
14795 has been passed, disallow conversions between vectors with
14796 differing numbers of subparts and/or element types. If such
14797 a conversion is disallowed, possibly emit a note on the first
14798 occasion only to inform the user of -flax-vector-conversions.
14799 The new last argument specifies this.
14800 * c-common.h (flag_lax_vector_conversions): New.
14801 (vector_types_convertible_p): Add extra argument.
14802 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14803 char_type_node for V*QI type vectors.
14804 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14805 Update to satisfy new typechecking rules.
14806 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14807 C and C++ variants.
14808 * doc/invoke.texi (C Dialect Options): Document
14809 -flax-vector-conversions.
14811 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14813 PR tree-optimization/29877
14814 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14815 a register variable on the RHS to not be replaceable.
14817 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14818 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14819 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14820 const_simm15, const_pow2, const_npow2): Added.
14821 * config/score/misc.md (insv, extv, extzv, movmemsi,
14822 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14823 * config/score/score.c (score_address_cost, score_select_cc_mode):
14825 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14826 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14827 Update score_print_operand.
14828 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14829 Adjust register allocate order and update some macro define.
14830 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14831 mdx_block_move_straight, mdx_block_move_loop_head,
14832 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14833 mdx_block_move): Added.
14834 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14835 mdp_limm): Updated and fix some bug and typo.
14836 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14837 (movsf, movdf, doloop_end): Added.
14839 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14841 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14842 config/arm/thumb2.md: Fix comment typos.
14843 * doc/extend.texi: Fix a typo.
14845 2007-01-07 Eric Christopher <echristo@apple.com>
14847 * configure.ac: Check for __stack_chk_fail for darwin.
14848 * configure: Regenerate.
14850 2007-01-07 Richard Guenther <rguenther@suse.de>
14852 * tree-vrp.c (extract_range_from_assert): CSE calls to
14853 compare_values where possible.
14854 (extract_range_from_unary_expr): Likewise.
14856 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14858 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14859 * config/avr/avr.c (call_insn_operand): Delete function.
14860 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14861 instead of register number. Use predicates.
14862 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14863 call_insn_operand): Add.
14865 2007-01-06 Jan Hubicka <jh@suse.cz>
14867 * tree-pass.h (pass_build_cgraph_edges): Declare.
14868 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14869 (visited_nodes): Remove.
14870 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14871 build_cgrpah_edges; make visited_nodes local.
14872 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14873 (record_references_in_initializer): Move to cgraphbuild.c
14874 (initialize_inline_failed, rebuild_cgraph_edges,
14875 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14876 (verify_cgraph_node): Make visited_nodes local.
14877 (cgraph_analyze_function): Do not call cgraph_create_edges and
14878 initialize_inline_failed.
14879 (cgraph_expand_function): Do not call cgraph_lower_function;
14880 assert that function is already lowered.
14881 * Makefile.in (cgraphbuild.o): New.
14882 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14883 at the end of lowering passes.
14885 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14887 * ifcvt.c (cond_move_convert_if_block): New function, code
14888 factored out from...
14889 (cond_move_process_if_block): ...here. Call the new function
14890 on the THEN and ELSE blocks.
14891 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14892 already takes care of this.
14894 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14897 * tree.h (TREE_OVERFLOW_P): New.
14898 * c-typeck.c (parser_build_unary_op): Warn only if result
14899 overflowed and operands did not.
14900 (parser_build_binary_op): Likewise.
14901 (convert_for_assignment): Remove redundant overflow_warning.
14902 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14904 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14906 * c-typeck.c (store_init_value): Split over two lines to follow
14907 the GNU coding style.
14909 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14911 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14912 __GXX_EXPERIMENTAL_CXX0X__.
14913 * doc/cpp.texi: Same.
14915 2007-01-05 Richard Guenther <rguenther@suse.de>
14917 PR middle-end/27826
14918 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14919 with mismatched types. Instead explicitly build a
14920 conversion NOP_EXPR.
14922 2007-01-05 Ian Lance Taylor <iant@google.com>
14924 * c-common.c (decl_with_nonnull_addr_p): New function.
14925 (c_common_truthvalue_conversion): Call it.
14926 * c-typeck.c (build_binary_op): Likewise.
14927 * c-common.h (decl_with_nonnull_addr_p): Declare.
14929 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14932 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14935 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14937 * doc/install.texi (Final install): Document the fact that
14938 the GNAT runtime should not be stripped.
14940 2007-01-04 Jan Hubicka <jh@suse.cz>
14942 * tree-inline.c (fold_marked_statements): Update operand caches
14943 and EH after folding
14945 2007-01-04 Ian Lance Taylor <iant@google.com>
14947 * c-common.c (check_function_nonnull): Whitespace fix.
14949 2007-01-04 Jan Hubicka <jh@suse.cz>
14951 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14952 comitted older version of patch.
14953 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14954 function, celanup cfg and collect garbage.
14956 2007-01-04 Mike Stump <mrs@apple.com>
14958 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14961 2007-01-04 Eric Christopher <echristo@apple.com>
14963 * libgcc2.c (__bswapsi2): Use SItype.
14964 (__bswapdi2): Use DItype.
14965 * libgcc2.h: Update for above.
14967 2007-01-04 Paul Brook <paul@codesourcery.com>
14969 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14970 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14971 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14972 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14973 umulsi3_highpart): Make conditional on !arm_arch6.
14974 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14975 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14976 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14977 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14978 umulsi3_highpart_v6): New insns.
14980 2007-01-04 Roger Sayle <roger@eyesopen.com>
14982 * fold-const.c (fold_convert): When casting an expression to void,
14983 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14984 have a type. Instead of attempting to build a NOP_EXPR, return
14985 these "special" trees directly.
14987 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14989 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14990 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14991 rs6000_cost->fp not 0 as adjustment for outer NEG.
14993 2007-01-04 Jan Hubicka <jh@suse.cz>
14995 * cgraph.c (cgraph_release_function_body): New function.
14996 (cgraph_remove_node): Use it.
14997 * cgraph.h (cgraph_release_function_body): Declare.
14998 * cgraphunit.c (cgraph_expand_function): Use it.
14999 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
15000 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
15001 is initialized and while compilation of other function is running.
15002 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
15003 statement CFG annotations from here to ...
15004 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
15006 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
15008 * cfgloop.h (enum li_flags): Make the constants powers of two.
15010 2007-01-04 Jan Hubicka <jh@suse.cz>
15012 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
15014 (fold_marked_statements): New function.
15015 (optimize_inline_calls, tree_function_versioning): Fold new statements.
15016 * tree-inline.h (copy_body_data): Add statements_to_fold.
15018 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
15020 * config.gcc: Mention libgcc/config.host.
15021 * Makefile.in: Update comments mentioning libgcc.
15022 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
15023 (all.cross, start.encap, rest.encap, rest.cross): Update
15024 dependencies for libgcc move.
15025 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
15026 (clean-target, clean-target-libgcc): Delete.
15027 (srcdirify, GCC_EXTRA_PARTS): New macros.
15028 (libgcc-support, libgcc.mvars): New rules.
15029 (distclean): Remove mention of mklibgcc.
15030 (install): Don't reference INSTALL_LIBGCC.
15031 (install-common): Don't reference EXTRA_PARTS.
15032 (install-libgcc, install-multilib): Delete rules.
15033 * mklibgcc.in: Delete file.
15034 * doc/configfiles.texi: Don't mention mklibgcc.
15036 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
15037 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
15038 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
15039 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15040 (mklibgcc, ldblspecs): Likewise.
15042 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15043 (posixpre.def): Use $(T).
15044 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15045 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15046 (SHLIB_LINK): Make dummy.
15047 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15049 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15051 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15052 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15053 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15054 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15056 * configure.ac (all_outputs): Remove mklibgcc.
15057 * configure: Regenerated.
15059 2007-01-03 Josh Conner <jconner@apple.com>
15061 PR middle-end/29683
15062 * calls.c (compute_argument_addresses): Set stack and stack_slot
15063 for partial args, too.
15064 (store_one_arg): Use locate.size.constant for the size when
15065 generating a save_area.
15067 2007-01-03 Robert Kennedy <jimbob@google.com>
15069 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15070 whose definitions are deleted due to basic block merging.
15072 2007-01-03 Paul Brook <paul@codesourcery.com>
15075 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15077 (use_return_insn): Return 0 for Thumb interrupt functions.
15078 (print_multi_reg): Add rfe argument for IRQ returns.
15079 (arm_output_epilogue): Pop interrupt return address directly into PC.
15080 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15082 2007-01-03 Paul Brook <paul@codesourcery.com>
15084 Merge from sourcerygxx-4_1.
15085 * config/arm/thumb2.md: New file.
15086 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15088 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15089 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15090 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15091 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15093 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15094 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15096 * config/arm/ieee754-sf.S: Ditto.
15097 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15098 (thumb1_base_register_rtx_p): ... to this.
15099 (thumb_index_register_rtx_p): Rename...
15100 (thumb1_index_register_rtx_p): ... to this.
15101 (thumb_output_function_prologue): Rename...
15102 (thumb1_output_function_prologue): ... to this.
15103 (thumb_legitimate_address_p): Rename...
15104 (thumb1_legitimate_address_p): ... to this.
15105 (thumb_rtx_costs): Rename...
15106 (thumb1_rtx_costs): ... to this.
15107 (thumb_compute_save_reg_mask): Rename...
15108 (thumb1_compute_save_reg_mask): ... to this.
15109 (thumb_final_prescan_insn): Rename...
15110 (thumb1_final_prescan_insn): ... to this.
15111 (thumb_expand_epilogue): Rename...
15112 (thumb1_expand_epilogue): ... to this.
15113 (arm_unwind_emit_stm): Rename...
15114 (arm_unwind_emit_sequence): ... to this.
15115 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15116 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15117 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15118 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15119 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15120 thumb2_output_casesi): New functions.
15121 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15122 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15123 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15124 THUMB2_WORK_REGS): Define.
15125 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15126 arm_condexec_mask, arm_condexec_masklen)): New variables.
15127 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15128 (arm_override_options): Check new CPU capabilities.
15129 Set new architecture flag variables.
15130 (arm_isr_value): Handle v7m interrupt functions.
15131 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15133 (const_ok_for_arm): Handle Thumb-2 constants.
15134 (arm_gen_constant): Ditto. Use movw when available.
15135 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15137 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15138 (thumb_find_work_register, arm_load_pic_register,
15139 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15140 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15141 print_multi_reg, output_mov_long_double_fpa_from_arm,
15142 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15143 output_mov_double_fpa_from_arm, output_move_double,
15144 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15145 output_return_instruction, arm_output_function_prologue,
15146 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15147 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15148 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15149 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15150 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15151 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15153 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15154 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15155 (arm_file_start): Output directive for unified syntax.
15156 (arm_unwind_emit_set): Handle stack alignment instruction.
15157 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15158 Add v6t2, v7, v7a, v7r and v7m.
15159 (RETLDM): Add Thumb-2 code.
15160 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15161 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15162 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15163 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15164 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15165 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15166 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15167 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15168 ADJUST_INSN_LENGTH): Define.
15169 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15170 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15171 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15172 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15173 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15174 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15175 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15176 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15177 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15178 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15179 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15180 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15181 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15182 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15183 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15184 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15185 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15187 * config/arm/arm-tune.md: Regenerate.
15188 * config/arm/arm-protos.h: Update prototypes.
15189 * config/arm/vfp.md: Enable patterns for Thumb-2.
15190 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15191 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15192 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15193 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15194 * config/arm/libunwind.S: Add Thumb-2 code.
15195 * config/arm/constraints.md: Update include Thumb-2.
15196 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15197 * config/arm/ieee754-df.S: Ditto.
15198 * config/arm/bpabi.S: Ditto.
15199 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15200 * config/arm/predicates.md (low_register_operand,
15201 low_reg_or_int_operand, thumb_16bit_operator): New.
15202 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15203 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
15204 * config/arm/t-arm-elf: Add armv7 multilib.
15205 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
15207 (UNSPEC_STACK_ALIGN, ce_count): New.
15208 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
15209 arm_zero_extendsidi2, arm_zero_extendqidi2): New
15211 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
15212 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
15213 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
15214 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
15215 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
15216 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
15218 * doc/extend.texi: Document ARMv7-M interrupt functions.
15219 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
15221 2007-01-03 Jakub Jelinek <jakub@redhat.com>
15223 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
15224 (struct _Unwind_Context): Rename args_size to flags, remove
15225 signal_frame field, add a new args_size field and version field.
15226 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
15227 _Unwind_IsExtendedContext): New inline functions.
15228 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
15229 Assume by_value array is only present if _Unwind_IsExtendedContext.
15230 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
15231 _Unwind_IsSignalFrame.
15232 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
15233 (uw_update_context_1): Use _Unwind_SetSignalFrame.
15234 (uw_init_context_1): Initialize context->flags to
15235 EXTENDED_CONTEXT_BIT.
15236 * config/rs6000/linux-unwind.h (frob_update_context): Use
15237 _Unwind_SetSignalFrame.
15239 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15241 PR middle-end/30353
15242 * gimplify.c (gimplify_modify_expr_complex_part): Move below
15243 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
15246 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
15248 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
15249 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
15250 RET, AT_SP): Remove.
15251 * config/i386/i386.md (*sse_prologue_save_insn): Use return
15254 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15255 * cfgbuild.c (find_basic_blocks): Likewise.
15256 * cfgrtl.c (rtl_create_basic_block): Likewise.
15257 * function.c (temp_slots_at_level): Likewise.
15258 * reg-stack.c (stack_regs_mentioned): Likewise.
15259 * regclass.c (allocate_reg_info): Likewise.
15260 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15261 set_bb_for_stmt, move_block_to_fn): Likewise.
15262 * tree-complex.c (tree_lower_complex): Likewise.
15263 * vec.h (VEC_safe_grow_cleared): New.
15265 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
15267 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
15269 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
15270 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
15272 * cfgloopmanip.c (scale_loop_frequencies): Export.
15273 (loopify): Scale the frequencies by prescribed coefficients.
15274 (set_zero_probability): New function.
15275 (duplicate_loop_to_header_edge): Improve updating of frequencies.
15276 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
15277 and frequencies according to arguments.
15278 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
15280 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
15281 * modulo-sched.c (sms_schedule): Set probabilities for entering
15282 versioned loop correctly.
15283 * tree-vect-transform.c (vect_transform_loop): Ditto.
15284 * cfgloop.h (loopify, loop_version): Declaration changed.
15285 (scale_loop_frequencies): Declared.
15287 2007-01-02 Jan Hubicka <jh@suse.cz>
15289 * cgraph.c: Include tree-flow.h
15290 (cgraph_add_new-function): Handle IPA_SSA mode; execute
15291 early_local_passes.
15292 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
15293 * tree-pass.h (pass_all_early_optimizations): Declare.
15294 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15295 early_local_passes.
15296 (cgraph_analyze_function): Do early_local_passes.
15297 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15298 Do not add referenced vars.
15299 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15301 (gate_all_early_local_passes): New gate.
15302 (pass_early_local_passes): Use new gate.
15303 (execute_early_local_optimizations): New functions.
15304 (gate_all_early_optimizations): New gate.
15305 (pass_all_early_optimizations): New pass.
15306 (execute_free_datastructures): Free SSA only when initialized.
15307 (gate_init_datastructures): Init only when optimizing.
15308 (tree_lowering_passes): Do early local passes when called late.
15309 * tree-profile.c (do_tree_profiling): Don't profile functions added
15311 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15312 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15314 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15315 during early_local_passes.
15316 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15319 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15321 * Makefile.in: Update copyright year.
15323 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15325 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15326 in $(lang_checks) and check-consistency targets.
15328 2007-01-02 Jan Hubicka <jh@suse.cz>
15330 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15331 Do not add referenced vars.
15332 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15334 * passes.c (init_optimization_passes): Put mudflap_2 after
15335 free_datastructures.
15337 2007-01-02 Jan Hubicka <jh@suse.cz>
15339 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15340 Set NOTHROW flag on call statements proved to be nothrow.
15341 Update statement of local calls so new pure/const functions are
15342 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15344 (tree_rest_of_compilation): Register hooks and initialize bitmap
15345 early. Do not set after_inlining flag.
15347 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15349 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15350 HOST_BITS_PER_LONGLONG
15352 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15355 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15356 warning for non-static initializers.
15358 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15360 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15361 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15362 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15363 Always use set_unique_reg_note to add REG_EQUAL notes.
15365 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15368 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15370 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15371 * cfgbuild.c (find_basic_blocks): Likewise.
15372 * cfgrtl.c (rtl_create_basic_block): Likewise.
15373 * function.c (temp_slots_at_level): Likewise.
15374 * reg-stack.c (stack_regs_mentioned): Likewise.
15375 * regclass.c (allocate_reg_info): Likewise.
15376 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15377 set_bb_for_stmt, move_block_to_fn): Likewise.
15378 * tree-complex.c (tree_lower_complex): Likewise.
15379 * vec.h (VEC_safe_grow_cleared): New.
15381 2007-01-02 Ian Lance Taylor <iant@google.com>
15383 * c-common.c (c_common_truthvalue_conversion): When warning about
15384 using an assignment as a truth value, set TREE_NO_WARNING.
15386 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15389 * c.opt (Wold-style-declaration): New.
15390 * doc/invoke.texi (C-only Warning Options): New.
15391 (Wold-style-declaration): Document it.
15392 (Wextra): Enabled by -Wextra.
15393 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15394 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15395 -Wold-style-declaration.
15397 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15399 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15400 * cfgbuild.c (find_basic_blocks): Likewise.
15401 * cfgrtl.c (rtl_create_basic_block): Likewise.
15402 * function.c (temp_slots_at_level): Likewise.
15403 * reg-stack.c (stack_regs_mentioned): Likewise.
15404 * regclass.c (allocate_reg_info): Likewise.
15405 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15406 set_bb_for_stmt, move_block_to_fn): Likewise.
15407 * tree-complex.c (tree_lower_complex): Likewise.
15408 * vec.h (VEC_safe_grow_cleared): New.
15410 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15412 * c-common.c (c_common_nodes_and_builtins): Since variants of
15413 void_type_node get built before it is given a name, we need to
15414 give those variants the name, too.
15415 (complete_array_type): We need to work with the canonical main
15416 type of the array, from which we will build the qualified version.
15417 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15418 * print-tree.c (print_node): Display canonical type information
15420 * stor-layout.c (layout_type): When we don't know the
15421 alignment of a type for which we're building an array, we end up
15422 guessing wrong, so make the type require structural equality.
15423 * tree.c (make_node_stat): When we build a new type, it is its
15424 own canonical type.
15425 (build_type_attribute_qual_variant): When building an attribute
15426 variant, its canonical type is the non-attribute variant. However,
15427 if the attributes are target-dependent and they differ, we need to
15428 use structural equality checks for this type.
15429 (build_qualified_type): A qualified type is not equivalent to its
15430 unqualified variant; set the canonical type appropriately.
15431 (build_distinct_type_copy): When building a distinct type from
15432 another type, the new type is its own canonical type.
15433 (build_variant_type_copy): When building a new type variant, we
15434 assume that it is equivalent to the original type.
15435 (build_pointer_type_for_mode): When building a pointer type, also
15436 build a canonical type pointer.
15437 (build_reference_type_for_mode): When building a reference type,
15438 also build a canonical type reference.
15439 (build_index_type): When we can't hash an index type (e.g.,
15440 because its maximum value is negative), the index type requires
15441 structural equality tests.
15442 (build_array_type): Build the canonical form of an array type.
15443 (build_function_type): Function types require structural equality,
15444 because they contain default arguments, attributes, etc.
15445 (build_method_type_directly): Ditto for method types.
15446 (build_offset_type): Build the canonical offset type.
15447 (build_complex_type): Build the canonical vector type.
15448 (make_vector_type): Build the canonical vector type.
15449 * tree.h (TYPE_CANONICAL): New.
15450 (TYPE_STRUCTURAL_EQUALITY_P): New.
15451 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15452 (struct tree_type): Added "canonical" field.
15453 * params.h (VERIFY_CANONICAL_TYPES): New.
15454 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15455 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15456 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15457 * doc/invoke.texi (verify-canonical-types): Document --param
15458 parameter for verifying canonical types.
15460 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15462 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15463 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15464 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15465 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15467 * config/rs6000/e500.h: New.
15468 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15469 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15471 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15472 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15473 TARGET_E500_DOUBLE): Remove.
15474 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15475 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15476 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15477 * config/rs6000/rs6000.c (rs6000_override_options): Use
15478 CHECK_E500_OPTIONS.
15480 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15482 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15483 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15484 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15485 rs6000_emit_cmove): Don't check TARGET_E500.
15486 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15487 sordered): Don't check TARGET_E500.
15489 2007-01-01 Eric Christopher <echristo@apple.com>
15491 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15492 HARD_REGISTER_NUM_P.
15494 2007-01-01 Roger Sayle <roger@eyesopen.com>
15496 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15497 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15498 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15501 2007-01-01 Mike Stump <mrs@apple.com>
15503 * configure.ac: Remove support for building with Apple's gcc-3.1.
15505 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15507 PR middle-end/30311
15508 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15509 REG is a hard register. Do not modify REG before calling
15511 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15512 multiple of the size of YMODE for certain lowpart cases.
15514 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15516 PR middle-end/30253
15517 * gimplify (voidify_wrapper_expr): Update for
15518 GIMPLE_MODIFY_STMT.
15520 2007-01-01 Andreas Schwab <schwab@suse.de>
15523 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15524 save of BR0 in extra_spill_size instead of spill_size.
15525 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15527 (ia64_expand_epilogue): Restore BR0 from its new location.
15529 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15531 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15532 Use a temporary variable if the left hand side is not a gimple
15535 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15537 * gimplify.c (gimplify_return_expr): Make the temporary variable
15538 for the return expression, a gimple register variable.
15540 2007-01-01 Jan Hubicka <jh@suse.cz>
15542 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15545 2007-01-01 Mike Stump <mrs@apple.com>
15547 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15549 * config/darwin.c (machopic_select_rtx_section): Use
15550 HAVE_GAS_LITERAL16.
15551 (darwin_mergeable_constant_section): Likewise.
15552 * configure: Regenerate.
15553 * config.in: Regenerate.
15555 2007-01-01 Jan Hubicka <jh@suse.cz>
15556 Andrew Pinski <pinskia@gmail.com>
15558 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15559 before starting IPA passes.