1 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3 PR tree-optimization/32216
4 * tree-vectorizer.c (supportable_widening_operation): Determine
5 signedness of FIX_TRUNC_EXPR from output operand.
6 (supportable_narrowing_operation): Ditto.
7 * tree-vect-generic.c (expand_vector_operations_1): Determine
8 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14 (struct pta): ...from here. Change flags to unsigned to avoid
15 excessive casting (as it is used as a bit mask).
16 (override_options): Add casts according to the coding convenventions.
17 (x86_64_elf_unique_section): Likewise.
18 (examine_argument): Avoid using C++ keywords as variable names.
19 (construct_container): Likewise.
20 (legitimize_pic_address): Likewise.
21 (get_dllimport_decl): Cast according to the coding conventions. Use
22 type safe memory macros.
23 (legitimize_address): Cast according to the coding conventions.
24 (emit_i387_cw_initialization): Corrected the type of slot to enum
26 (ix86_init_machine_status): Use type safe memory macros.
27 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
28 (bdesc_pcmpistr): Likewise.
29 (bdesc_crc32): Likewise.
30 (bdesc_sse_3arg): Likewise.
31 (bdesc_2arg): Likewise.
32 (bdesc_1arg): Likewise.
33 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
34 (ix86_expand_sse_pcmpistr): Likewise.
35 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
36 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
37 int to match the langhook definition.
38 (ix86_builtin_conversion): Change the type of code to unsigned init to
39 match the langhook definition.
40 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
42 (ix86_preferred_output_reload_class): Likewise.
43 (ix86_cannot_change_mode_class): Likewise.
44 (ix86_memory_move_cost): Likewise.
45 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
46 avoid excessive casting later on.
47 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
49 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
51 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
52 as flags setting insn.
53 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
55 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
59 ("sse4_1_round<mode>2"): New insn pattern.
60 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
62 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
63 expander using SSEMODEF mode macro. Expand using
64 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
65 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
66 expander using SSEMODEF mode macro. Expand using
67 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
68 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
69 expander using SSEMODEF mode macro. Expand using
70 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
71 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
72 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
73 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
76 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
77 Sebastian Pop <sebpop@gmail.com>
79 * lambda.h (build_linear_expr): New.
80 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
81 Use build_linear_expr, call fold and force_gimple_operand.
82 (lambda_loopnest_to_gcc_loopnest): Check that there is
84 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
86 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
89 * doc/extend.texi: Document the 0b-prefixed binary integer
92 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
94 PR tree-optimization/32215
95 * tree-vectorizer.c (supportable_widening_operation): Return false
96 for unsupported FIX_TRUNC_EXPR tree code.
97 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
99 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
101 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
102 register on SPE targets. Change documentation to reflect
104 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
105 Change FIXED_SCRATCH to 14 and document why we're keeping r14
106 out of the register allocation pool.
107 (rs6000_reg_live_or_pic_offset_p): New function.
108 (rs6000_emit_prologue): Move the actual saving of LR up to free
109 r0 for holding r11. Split saving of SPE 64-bit registers into
110 its own case. Ensure that offsets will always be in-range for
111 'evstdd' by using r11 as a scratch register to point at the start
112 of the SPE save area. Save r11 if necessary, as it is the static
114 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
115 into its own case. Ensure that offsets will always be in-range
116 for 'evldd' by using r11 as a scratch register to point at the
117 start of the SPE save area. Also adjust r11 when restoring
118 the stack pointer to compensate for pre-loading r11.
120 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
122 * cfg.c (init_flow): Use type safe memory macros.
123 (alloc_block): Likewise.
124 (unchecked_make_edge): Likewise.
125 (dump_flow_info): Avoid using C++ keywords as variable names.
126 (copy_original_table_clear): Cast according to the coding conventions.
127 (copy_original_table_set): Likewise.
128 * cfgexpand (label_rtx_for_bb): Likewise.
129 (expand_gimple_basic_block): Likewise.
130 * cfghooks.c (dump_bb): Likewise.
131 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
133 (lv_add_condition_to_bb): Likewise.
134 * cfglayout (relink_block_chain): Cast according to the coding
136 (fixup_reorder_chain): Likewise.
137 (fixup_fallthru_exit_predecessor): Likewise.
138 * cfgloop.c (glb_enum_p): Likewise.
139 (get_exit_description): Likewise.
140 (dump_recorded_exit): Likewise.
141 * cfgloop.h (enum loop_estimation): Move out of struct scope...
142 (struct loop): ... from here.
143 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
145 * cfgrtl.c (rtl_create_basic_block): Likewise.
146 (rtl_split_block): Likewise.
147 (rtl_dump_bb): Likewise.
148 (cfg_layout_split_block): Likewise.
149 (init_rtl_bb_info): Use typesafe memory macros.
151 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
152 * graphds.h: Updated all usages of edge to graph_edge.
153 * graphds.c: Likewise.
154 * cfgloopanal.c: Likewise.
156 2007-06-05 Ian Lance Taylor <iant@google.com>
158 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
159 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
160 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
162 (test_for_singularity): Likewise.
164 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
166 * config/i386/constraints.md ("Y2"): Replaced by ...
168 * config/i386/i386.md: Likewise.
169 * config/i386/mmx.md: Likewise.
170 * config/i386/sse.md: Likewise.
172 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
174 * config/i386/constraints.md ("z"): Replaced by ...
176 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
177 (sse4_1_blendvps): Likewise.
178 (sse4_1_pblendvb): Likewise.
179 (sse4_2_pcmpestr): Likewise.
180 (sse4_2_pcmpestrm): Likewise.
181 (sse4_2_pcmpestr_cconly): Likewise.
182 (sse4_2_pcmpistr): Likewise.
183 (sse4_2_pcmpistrm): Likewise.
184 (sse4_2_pcmpistr_cconly): Likewise.
186 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
188 * matrix-reorg.c (transform_access_sites): Fix computation.
189 (transform_allocation_sites): Same.
191 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
193 * config/i386/i386.c (override_options): Use
194 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
196 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
198 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
199 (nonimm_not_xmm0_operand): Ditto.
200 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
201 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
202 as operand[2] predicate. Require "z" class XMM register for
203 operand[3]. Adjust asm template.
204 ("sse4_1_blendvpd"): Ditto.
205 ("sse4_1_pblendvb"): Ditto.
206 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
207 force op2 into xmm0 register for variable blend instructions.
209 2007-06-04 Tom Tromey <tromey@redhat.com>
211 * c-tree.h (start_enum): Update.
212 (build_enumerator): Likewise.
213 * c-decl.c (enum_next_value): Removed.
214 (enum_overflow): Likewise.
215 (start_enum): Add c_enum_contents argument. Don't use globals.
216 (build_enumerator): Likewise.
217 * c-tree.h (struct c_enum_contents): New struct.
219 2007-06-04 Tom Tromey <tromey@redhat.com>
221 * c-common.c (c_common_get_alias_set): Fix indentation.
223 2007-06-04 Ian Lance Taylor <iant@google.com>
225 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
226 to overflow, reduce overflow infinity to regular infinity.
227 (vrp_var_may_overflow): New static function.
228 (vrp_visit_phi_node): Check vrp_var_may_overflow.
230 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
232 * stor-layout.c (layout_type): Remove duplicate code.
234 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
237 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
238 before build_common_builtin_nodes ().
240 2007-06-04 Steve Ellcey <sje@cup.hp.com>
243 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
245 2007-05-31 Jan Hubicka <jh@suse.cz>
247 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
248 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
249 instead of _stat version.
251 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
253 PR tree-optimization/32194
254 * tree-predcom.c (determine_offset): Check that both references have
257 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
259 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
260 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
261 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
262 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
263 Add argument to iterate_fix_dominators call.
264 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
265 * gcse.c (hoist_code): Change domby to vector.
266 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
267 Add argument to iterate_fix_dominators call.
268 * loop-doloop.c (doloop_modify): Changed recount_dominator to
270 * lambda-code.c (perfect_nestify): Ditto.
271 * cfgloopanal.c: Include graphds.h.
272 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
273 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
274 (mark_irreducible_loops): Use graphds_scc. Remove argument from
276 * graphds.c: New file.
277 * graphds.h: New file.
278 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
279 (get_dominated_by, get_dominated_by_region): Change return type to
281 (verify_dominators): Recompute all dominators and compare the results.
282 (recount_dominator): Renamed to ...
283 (recompute_dominator): ... this. Do not check that the block is
285 (iterate_fix_dominators): Reimplemented.
286 (prune_bbs_to_update_dominators, root_of_dom_tree,
287 determine_dominators_for_sons): New functions.
288 * et-forest.c (et_root): New function.
289 * et-forest.h (et_root): Declare.
290 * Makefile.in (graphds.o): Add.
291 (cfgloopanal.o): Add graphds.h dependency.
292 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
293 * basic-block.h (get_dominated_by, get_dominated_by_region,
294 iterate_fix_dominators): Declaration changed.
295 (recount_dominator): Renamed to ...
296 (recompute_dominator): ... this.
297 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
298 (thread_through_all_blocks): Do not free dominance info.
300 2007-06-03 Andreas Schwab <schwab@suse.de>
302 * config/m68k/m68k.c (override_options): Don't override
304 * config/m68k/m68k-modes.def (SF, DF): Define to use
305 motorola_single_format and motorola_double_format, resp.
306 * real.c (motorola_single_format): Renamed from
307 coldfire_single_format.
308 (motorola_double_format): Renamed from coldfire_double_format.
309 (encode_ieee_extended): Generate a proper canonical NaN image
310 respecting canonical_nan_lsbs_set.
311 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
313 * real.h: Adjust declarations.
315 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
318 * config/sh/sh.md (symGOT_load): Don't schedule insns when
319 the symbol is generated with the stack protector.
321 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
323 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
324 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
326 * doc/extend.texi (interrupt): Mention m68k.
328 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
330 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
331 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
332 (ix86_expand_sse_pcmpestr): Do not check operands for
333 "register_operand", when insn operand predicate is "register_operand".
334 (ix86_expand_sse_pcmpistr): Ditto.
336 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
337 Uros Bizjak <ubizjak@gmail.com>
339 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
340 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
341 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
342 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
343 * config/i386/constraints.md ("z"): New register constraint
344 for members of SSE_FIRST_REG class.
345 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
346 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
348 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
349 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
350 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
351 (IX86_BUILTIN_PCMPESTRM128): Likewise.
352 (IX86_BUILTIN_PCMPESTRA128): Likewise.
353 (IX86_BUILTIN_PCMPESTRC128): Likewise.
354 (IX86_BUILTIN_PCMPESTRO128): Likewise.
355 (IX86_BUILTIN_PCMPESTRS128): Likewise.
356 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
357 (IX86_BUILTIN_PCMPISTRI128): Likewise.
358 (IX86_BUILTIN_PCMPISTRM128): Likewise.
359 (IX86_BUILTIN_PCMPISTRA128): Likewise.
360 (IX86_BUILTIN_PCMPISTRC128): Likewise.
361 (IX86_BUILTIN_PCMPISTRO128): Likewise.
362 (IX86_BUILTIN_PCMPISTRS128): Likewise.
363 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
364 (struct builtin_description): Change "flag" field to unsigned.
365 (bdesc_pcmpestr): New builtin description table.
366 (bdesc_pcmpistr): Likewise.
367 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
368 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
369 Initialize pcmp[ei]str[im] insns for SSE4.2.
370 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
371 (ix86_expand_sse_pcmpistr): Likewise.
372 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
373 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
374 (UNSPEC_PCMPISTR): Likewise.
375 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
376 (sse4_2_pcmpestri):New isns pattern.
377 (sse4_2_pcmpestrm): Likewise.
378 (sse4_2_pcmpestr_cconly): Likewise.
379 (sse4_2_pcmpistr): New insn patern and splitter.
380 (sse4_2_pcmpistri):New isns pattern.
381 (sse4_2_pcmpistrm): Likewise.
382 (sse4_2_pcmpistr_cconly): Likewise.
383 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
386 2007-06-01 David Daney <ddaney@avtrex.com>
388 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
389 LOADGP_ABSOLUTE and not binds_local_p.
391 2007-06-01 Geoffrey Keating <geoffk@apple.com>
393 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
395 2007-06-01 Ian Lance Taylor <iant@google.com>
397 * tree-vrp.c (compare_name_with_value): Always set
398 used_strict_overflow if we get a result from the variable itself.
400 2007-06-01 Ian Lance Taylor <iant@google.com>
402 PR rtl-optimization/31455
403 * lower-subreg.c (find_decomposable_subregs): Don't decompose
404 subregs which have a cast between modes which are not tieable.
406 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
408 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
409 breaks after return statements.
411 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
413 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
414 only after no_new_pseudos.
416 2007-05-31 Eric Christopher <echristo@apple.com>
418 * expr.c (convert_move): Assert that we don't have a BLKmode
420 (store_expr): Handle BLKmode moves by calling emit_block_move.
422 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
424 * c-typeck.c (build_indirect_ref): Include type in error message.
425 (build_binary_op): Pass types to binary_op_error.
426 * c-common.c (binary_op_error): Take two type arguments, print out
428 * c-common.h (binary_op_error): Update prototype.
430 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
432 * config/i386/i386.c: Correct coments on -mno-sse4.
434 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
436 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
437 (x86_64-*-*): Likewise.
438 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
439 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
440 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
441 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
442 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
443 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
444 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
445 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
446 (OPTION_MASK_ISA_SSE4): Likewise.
447 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
448 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
449 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
450 (override_options): Support SSE4.2.
451 (ix86_build_const_vector): Support SImode and DImode.
452 (ix86_build_signbit_mask): Likewise.
453 (ix86_expand_int_vcond): Support V2DImode.
454 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
455 (IX86_BUILTIN_CRC32HI): Likewise.
456 (IX86_BUILTIN_CRC32SI): Likewise.
457 (IX86_BUILTIN_CRC32DI): Likewise.
458 (IX86_BUILTIN_PCMPGTQ): Likewise.
459 (bdesc_crc32): Likewise.
460 (bdesc_sse_3arg): Likewise.
461 (ix86_expand_crc32): Likewise.
462 (ix86_init_mmx_sse_builtins): Support SSE4.2.
463 (ix86_expand_builtin): Likewise.
464 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
465 __SSE4_2__ for -msse4.2.
466 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
467 (CRC32MODE): Likewise.
468 (crc32modesuffix): Likewise.
469 (crc32modeconstraint): Likewise.
470 (sse4_2_crc32<mode>): Likewise.
471 (sse4_2_crc32di): Likewise.
472 * config/i386/i386.opt (msse4.2): New for SSE4.2.
474 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
475 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
476 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
477 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
478 (vcondu<mode>): Likewise.
479 * doc/extend.texi: Document SSE4.2 built-in functions.
480 * doc/invoke.texi: Document -msse4.2/-msse4.
482 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
484 PR tree-optimization/32160
485 * tree-predcom.c (predcom_tmp_var): New function. Mark created
486 variable as gimple reg.
487 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
489 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
491 * gcc.c (main): Don't consider linker options when issuing the
492 warning about a linker input file not being used.
494 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
496 * tree-vrp.c (compare_names): Initialize sop.
498 2007-05-30 Dirk Mueller <dmueller@suse.de>
500 * cgraphunit.c (cgraph_analyze_function): Remove
501 computation of inline parameters.
503 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
505 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
507 2007-05-30 Richard Sandiford <richard@codesourcery.com>
509 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
510 Add vx-common.h. Include vxworks.h between vx-common.h and
512 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
514 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
515 (TARGET_ASM_DESTRUCTOR): Likewise.
516 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
517 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
518 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
519 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
520 (VXWORKS_ENDIAN_SPEC): Define.
521 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
522 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
523 VXWORKS_* equivalents.
524 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
525 (ASM_FILE_START): Delete.
526 (TARGET_VERSION): Reformat.
527 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
528 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
529 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
530 (FPBIT, DPBIT): Define.
531 (fp-bit.c, dp-bit.c): New rules.
532 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
533 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
534 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
535 * config/arm/arm.h: Include vxworks-dummy.h.
536 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
537 Mark with ATTRIBUTE_UNUSED.
538 (arm_override_options): Do not allow VxWorks RTP PIC to be used
539 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
540 make it incompatible with -msingle-pic-base.
541 (arm_function_ok_for_sibcall): Return false for calls that might
542 go through a VxWorks PIC PLT entry.
543 (require_pic_register): New function, split out from...
544 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
546 (arm_load_pic_register): Handle the VxWorks RTP initialization
547 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
548 (arm_emit_call_insn): New function.
549 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
550 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
551 (pic_offset_arm): New pattern.
552 (call, call_value): Use arm_emit_call_insn.
553 (call_internal, call_value_internal): New expanders.
554 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
555 VxWorks unless __PIC__.
557 2007-05-30 Eric Christopher <echristo@gmail.com>
559 * genrecog.c: Include regs.h in generated file.
560 * genemit.c: Ditto. Fix up formatting.
561 * config/mn10300/constraints.md: New.
562 * config/mn10300/mn10300.md: Include.
563 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
564 Fix up for removed macro.
565 * config/mn10300/predicates.md (call_address_operand): Ditto.
566 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
567 (CONST_OK_FOR_I): Ditto.
568 (CONST_OK_FOR_J): Ditto.
569 (CONST_OK_FOR_K): Ditto.
570 (CONST_OK_FOR_L): Ditto.
571 (CONST_OK_FOR_M): Ditto.
572 (CONST_OK_FOR_N): Ditto.
573 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
577 (EXTRA_CONSTRAINT): Ditto.
579 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
581 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
583 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
584 OPTION_MASK_ISA_64BIT.
585 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
587 2007-05-30 Richard Guenther <rguenther@suse.de>
590 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
591 types for comparison.
592 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
593 with original typed arguments.
594 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
596 2007-05-30 Jakub Jelinek <jakub@redhat.com>
598 PR tree-optimization/31769
599 * except.c (duplicate_eh_regions): Clear prev_try if
600 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
602 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
604 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
605 * tree-ssa-sink.c (statement_sink_location): Return basic block and
606 bsi of the location where statements should be inserted.
607 (sink_code_in_bb): Take bsi from statement_sink_location.
608 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
609 instead of bsi_start.
610 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
612 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
613 (bsi_move_before): Document inconsistency with bsi_move_after.
614 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
616 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
618 * config/i386/i386.h (TARGET_ABM): New define.
619 (TARGET_POPCNT): Ditto.
620 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
621 New temporary defines to redefine from OPTION_ISA_* defines.
622 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
623 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
624 (ix86_isa_flags): New extern int declaration.
625 (TARGET_SUBTARGET_DEFAULT): New define.
626 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
627 (TARGET_SUBTARGET32_DEFAULT): Ditto.
628 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
629 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
630 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
631 * config/i386/darwin.h: Change TARGET_64BIT define to
634 * config/i386/i386.opt (m3dnowa): Define as undocumented option
635 using existing "ix86_isa_flags" varible.
636 (m32, m64): Use existing "ix86_isa_flags" variable.
637 (mmmx, m3dnow): Ditto.
638 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
639 (mabm): Define as non-negative option using "x86_abm" variable.
640 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
642 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
643 Rewrite feature test bitmap.
644 (ix86_isa_flags): New initialized global int varible.
645 (ix86_isa_flags_explicit): New static int variable.
646 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
647 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
648 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
649 target_flags_explicit.
650 (override_options): Remove "target_enable" and "target_disable" fields
651 from "struct ptt". Update processor_target_table accordingly. Remove
652 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
653 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
654 "target_flags" and "ix86_isa_flags_explicit" instead of
655 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
656 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
657 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
658 to true when either of PTA_POPCNT or PTA_ABM is set in
659 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
660 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
661 processor_alias_table flags entry. Remove handling of
662 "target_enable" and "target_disable" fields of processor_target_table.
663 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
664 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
665 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
666 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
667 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
669 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
671 2007-05-29 David Daney <ddaney@avtrex.com>
674 * config/mips/mips.c (mips_output_mi_thunk): Emit
675 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
677 2007-05-29 Hui-May Chang <hm.chang@apple.com>
678 * config/i386/i386.c (ix86_function_regparm): Added checking of
679 ix86_force_align_arg_pointer to determine the number of
682 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
684 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
685 (SET_DR_MISALIGNMENT): New.
686 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
687 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
688 Use SET_DR_MISALIGNMENT.
689 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
691 * tree-data-ref.c (create_data_ref, compute_all_dependences,
692 find_loop_nest): Export.
693 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
694 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
695 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
696 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
698 (struct mem_ref): Add field reuse_distance.
699 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
700 Initialize reuse_distance field.
701 (issue_prefetch_ref): Select temporality of prefetch according to
703 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
704 self_reuse_distance, determine_loop_nest_reuse): New functions.
705 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
706 (tree_ssa_prefetch_arrays): Dump L2 cache size.
707 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
710 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
712 * tree-ssa-alias.c: Add aliasing overview.
714 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
715 Danny Smith <dannysmith@users.sourceforge.net>
718 * config/i386/t-crtfm: Compile crtfastmath.o with
719 -minline-all-stringops.
720 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
721 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
723 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
725 * doc/md.texi: Document constraints on HP PA-RISC.
727 * pa/constraints.md: New file.
728 * pa.md: Include constraints.md.
729 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
730 (integer_store_memory_operand, ldil_cint_p): New functions.
731 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
732 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
733 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
734 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
735 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
737 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
740 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
741 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
742 case POSTDECREMENT_EXPR>): Return the error_mark_node
743 if either the real or imaginary parts would an
746 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
748 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
749 name when we remove it from a call.
751 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
753 * targhooks.c (default_narrow_bitfield): Remove.
754 * targhooks.h: Remove the prototype for
755 default_narrow_bitfield.
757 * langhooks-def.h: Remove the prototype for
758 hook_get_alias_set_0.
759 * langhooks.c (hook_get_alias_set_0): Remove.
761 * global.c (EXECUTE_IF_CONFLICT): Remove.
763 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
766 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
767 return true when truth_value_p is true and the type
770 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
772 * doc/install.texi (Prerequisites): We no longer require Autoconf
773 2.13 for the top-level.
775 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
777 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
778 memory access via x86_expand_vector_move_misalign() only for
779 TImode values on 32-bit targets.
781 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
783 * matrix-reorg.c: New file. Implement matrix flattening and
784 transposing optimization.
785 * tree-pass.h: Add matrix reorg pass.
786 * common.opt: Add fipa-mreorg flag.
787 * Makefile.in: Add matrix-reorg.c.
788 * passes.c: Add matrix reorg pass.
789 * varpool.c (add_new_static_var): New function.
790 * cgraph.h (add_new_static_var): Declare.
792 2007-05-27 Eric Christopher <echristo@apple.com>
794 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
795 sp_offset depending on stack size. Save r12 depending
796 on registers we're saving later.
797 (rs6000_emit_epilogue): Update sp_offset depending only
800 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
802 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
803 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
804 * ifcvt.c (if_convert): Ditto.
805 * tree-ssa-threadupdate.c (thread_block): Ditto.
806 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
807 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
808 verify_loop_closed_ssa): Check number_of_loops instead of
810 * predict.c (tree_estimate_probability): Ditto.
811 * tree-if-conv.c (main_tree_if_conversion): Ditto.
812 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
813 * modulo-sched.c (sms_schedule): Ditto.
814 * tree-scalar-evolution.c (scev_const_prop): Ditto.
815 (scev_finalize): Do not do anything if scev analysis was not
817 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
818 current_loops == NULL.
819 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
820 * loop-init.c (loop_optimizer_init): Do not free current_loops when
822 (loop_optimizer_finalize): Assert that loops were analyzed.
823 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
824 rtl_doloop): Check number_of_loops instead of current_loops.
825 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
826 current_loops == NULL.
827 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
828 gate_tree_vectorize tree_linear_transform, check_data_deps,
829 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
830 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
831 Check number_of_loops instead of current_loops.
832 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
833 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
834 free loops if available.
835 (execute_pre): Do not pass do_fre to fini_pre.
837 2007-05-27 Tobias Burnus <burnus@net-b.de>
840 * real.c (mpfr_from_real): Fix sign of -Inf.
842 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
844 * tree-vect-transform.c (vectorizable_conversion): Initialize
845 tree_code variables to ERROR_MARK.
846 (vectorizable_type_demotion): Likewise.
847 (vectorizable_type_promotion): Likewise.
849 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
852 * config/i386/i386.md (movti): Handle push operands via
855 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
857 * basic-block.h: Remove the prototype for merge_seq_blocks.
858 * cfgcleanup.c (merge_seq_blocks): Remove.
860 * tree-flow.h: Remove the prototype for is_aliased_with.
861 * tree-ssa-alias.c (is_aliased_with): Remove.
863 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
865 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
867 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
869 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
870 ix86_expand_sse4_unpack if SSE4.1 is enabled.
871 (vec_unpacks_hi_v16qi): Likewise.
872 (vec_unpacku_lo_v16qi): Likewise.
873 (vec_unpacks_lo_v16qi): Likewise.
874 (vec_unpacku_hi_v8hi): Likewise.
875 (vec_unpacks_hi_v8hi): Likewise.
876 (vec_unpacku_lo_v8hi): Likewise.
877 (vec_unpacks_lo_v8hi): Likewise.
878 (vec_unpacku_hi_v4si): Likewise.
879 (vec_unpacks_hi_v4si): Likewise.
880 (vec_unpacku_lo_v4si): Likewise.
881 (vec_unpacks_lo_v4si): Likewise.
883 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
885 * c-typeck.c, config/arm/arm.c, config/darwin.c,
886 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
887 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
888 follow spelling conventions in various
889 warning/error/diagnostic messages.
891 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
892 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
893 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
894 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
895 tree-vrp.c: Fix comment typos. Follow spelling conventions.
896 * doc/tm.texi: Follow spelling conventions.
898 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
901 * tree-ssa-forwprop.c
902 (forward_propagate_addr_into_variable_array_index): Remove
903 the lhs argument. Use the type of def_rhs instead of lhs.
904 (forward_propagate_addr_expr_1): Update use of
905 forward_propagate_addr_into_variable_array_index.
907 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
908 Nigel Stephens <nigel@mips.com>
910 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
911 function attributes, "far" being an alias for "long_call".
912 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
913 (mips_near_type_p, mips_far_type_p): New.
914 (mips_comp_type_attributes): New function to check that attributes
915 attached to a function type are compatible.
916 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
917 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
918 to the target function of the thunk.
919 (mips_encode_section_info): Check for "near" and "far" function
920 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
922 * config/mips/predicates.md (const_call_insn_operand): Test only
923 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
925 * doc/extend.texi (Function Attributes): Document MIPS "near" and
928 * testsuite/gcc.target/mips/near-far-1.c: New test case.
929 * testsuite/gcc.target/mips/near-far-2.c: New test case.
930 * testsuite/gcc.target/mips/near-far-3.c: New test case.
931 * testsuite/gcc.target/mips/near-far-4.c: New test case.
933 2007-05-25 Eric Christopher <echristo@apple.com>
935 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
936 to x86-darwin configurations.
937 * config/i386/t-darwin: Add softfp support.
938 * config/i386/t-darwin64: Ditto.
939 * config/i386/sfp-machine.h: If mach then don't use
940 aliasing, emit a stub to call.
942 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
944 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
945 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
946 tree-predcom.c, tree-ssa-alias-warnings.c,
947 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
948 comment typos. Follow spelling conventions.
949 * doc/cpp.texi, doc/invoke.texi: Fix typos.
951 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
954 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
955 constants into memory. Expand unaligned memory references for
956 SSE modes via x86_expand_vector_move_misalign() function.
958 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
960 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
961 "memory" attribute for "sseishft" type insn without operands[2].
963 2007-05-25 Dirk Mueller <dmueller@suse.de>
964 Marcus Meissner <meissner@suse.de>
966 * doc/extend.texi (alloc_size): New attribute.
967 * c-common.c (handle_alloc_size_attribute): New.
968 * tree-object-size.c (alloc_object_size): Use alloc_size
969 attribute, if available.
971 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
973 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
975 (__builtin_ia32_vec_ext_v2di): Likewise.
976 (__builtin_ia32_vec_ext_v4si): Likewise.
977 (__builtin_ia32_vec_ext_v8hi): Likewise.
978 (__builtin_ia32_vec_ext_v16qi): Likewise.
979 (__builtin_ia32_vec_set_v8hi): Likewise.
981 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
983 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
985 2007-05-25 Richard Sandiford <richard@codesourcery.com>
987 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
988 (arm_is_longcall_p): Rename to...
989 (arm_is_long_call_p): ...this. Take a single tree argument and
991 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
992 (CUMULATIVE_ARGS): Remove call_cookie.
993 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
994 (ENCODED_LONG_CALL_ATTR_P): Delete.
995 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
996 LONG_CALL_FLAG_CHAR cases.
997 (ARM_DECLARE_FUNCTION_SIZE): Delete.
998 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
999 ARM_DECLARE_FUNCTION_SIZE.
1000 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1001 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1002 (arm_encode_call_attribute, current_file_function_operand): Delete.
1003 (arm_function_in_section_p): New function.
1004 (arm_is_longcall_p): Rename to...
1005 (arm_is_long_call_p): ...this. Take the target function as a single
1006 argument and return a bool. Do not rely on call cookies. Check
1007 whether the target symbol is in the same section as the current
1008 function, not just the same compilation unit.
1009 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1010 (arm_encode_section_info): Don't encode a call type.
1011 * config/arm/arm.md (call, call_value): Update calls to
1012 arm_is_long(_)call_p. Simplify logic.
1013 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1014 Update calls to arm_is_long(_)call_p.
1016 2007-05-25 Richard Guenther <rguenther@suse.de>
1018 PR tree-optimization/31982
1019 * tree-ssa-forwprop.c
1020 (forward_propagate_addr_into_variable_array_index): Handle arrays
1021 with element size one.
1023 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1025 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1026 (umulsi3_highpart): Likewise.
1028 2007-05-24 Ian Lance Taylor <iant@google.com>
1030 PR rtl-optimization/32069
1031 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1034 2007-05-24 Ollie Wild <aaw@google.com>
1036 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1039 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1041 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1042 (oprs_unchanged_p): Use it to check all registers in a REG.
1043 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1044 (reg_set_between_after_reload_p): Delete.
1045 (reg_used_between_after_reload_p): Likewise.
1046 (reg_set_or_used_since_bb_start): Likewise.
1047 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1048 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1049 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1050 * rtlanal.c (reg_set_p): Check whether REG overlaps
1051 regs_invalidated_by_call, rather than just checking the
1052 membership of REGNO (REG).
1054 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1056 * doc/passes.texi: Document predictive commoning.
1057 * doc/invoke.texi (-fpredictive-commoning): Document.
1058 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1059 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1060 adding indices to the generated name.
1061 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1062 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1063 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1064 (op_symbol_code): ... and exported.
1065 (dump_omp_clause, op_symbol): Use op_symbol_code
1066 instead of op_symbol_1.
1067 * tree-pass.h (pass_predcom): Declare.
1068 * timevar.def (TV_PREDCOM): New timevar.
1069 * tree-ssa-loop.c (run_tree_predictive_commoning,
1070 gate_tree_predictive_commoning, pass_predcom): New.
1071 * tree-data-ref.c (find_data_references_in_loop): Find the
1072 references in dominance order.
1073 (canonicalize_base_object_address): Ensure that the result has
1075 (dr_analyze_innermost): Export.
1076 (create_data_ref): Code to fail for references with invariant
1078 (find_data_references_in_stmt): ... here.
1079 * tree-data-ref.h (dr_analyze_innermost): Declare.
1080 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1081 (aff_combination_find_elt, name_expansion_hash,
1082 name_expansion_eq, tree_to_aff_combination_expand,
1083 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1085 * tree-affine.h (aff_combination_constant_multiple_p,
1086 tree_to_aff_combination_expand): Declare.
1087 * tree-predcom.c: New file.
1088 * common.opt (fpredictive-commoning): New option.
1089 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1090 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1091 * Makefile.in (tree-predcom.o): Add.
1092 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1093 * passes.c (init_optimization_passes): Add dceloop after
1094 copy propagation in loop optimizer. Add predictive commoning
1095 to loop optimizer passes.
1097 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1099 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1102 2007-05-24 Jan Hubicka <jh@suse.cz>
1104 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1106 (genheader): Include statistics.h.
1108 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1110 * print-rtl.c (flag_dump_unnumbered): Update comments.
1111 (print_rtl): Fix my previous change.
1112 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1115 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1118 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1120 (thread_through_all_blocks): Call initialize_original_copy_tables
1121 and free_original_copy_tables.
1122 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1124 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1125 * cfghooks.c (duplicate_block): Use get_loop_copy.
1126 * cfg.c: Include cfgloop.h.
1127 (loop_copy): New hash table.
1128 (initialize_original_copy_tables): Initialize loop_copy table.
1129 (free_original_copy_tables): Free loop_copy table.
1130 (copy_original_table_clear, copy_original_table_set,
1131 set_loop_copy, get_loop_copy): New functions.
1132 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1133 * cfgloop.h (struct loop): Remove copy field.
1134 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1135 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1137 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1139 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1140 -msse/-msse2/-msse3.
1142 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1144 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1145 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1147 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1150 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1151 * targhooks.h (default_mangle_decl_assembler_name): Declare
1153 * targhooks.c (default_mangle_decl_assembler_name): Define
1155 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1157 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1158 * langhooks.c (lhd_set_decl_assembler_name): Call
1159 targetm.mangle_decl_assembler_name for names with global scope.
1161 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
1163 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
1164 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
1166 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1167 New. Factored out of i386_pe_encode_section_info.
1168 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
1169 Move check for prior decoration of stdcall
1170 symbols to i386_pe_encode_section_info.
1171 (i386_pe_encode_section_info): Adjust call to
1172 gen_stdcall_or_fastcall_suffix. Use
1173 i386_pe_maybe_mangle_decl_assembler_name, if needed.
1174 (i386_pe_mangle_decl_assembler_name): New. Wrap
1175 i386_pe_maybe_mangle_decl_assembler_name.
1177 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1179 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
1180 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
1181 * langhooks.c (get_signed_or_unsigned_type): Don't check for
1182 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
1183 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
1186 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
1187 Nigel Stephens <nigel@mips.com>
1188 Richard Sandiford <richard@codesourcery.com>
1190 Fix up MIPS16 hard float and add support for complex.
1192 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
1193 (TARGET_SOFT_FLOAT_ABI): New.
1194 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
1195 __mips_soft_float to reflect the ABI in use, not whether the
1196 FPU is directly accessible (e.g., in MIPS16 mode).
1197 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
1198 (UNITS_PER_FPVALUE): Likewise.
1200 * config/mips/mips.c (mips_expand_call): Remove redundant
1201 TARGET_MIPS16 check.
1202 (mips_arg_regno): New.
1203 (function_arg_advance): When setting bits in cum->fp_code for
1204 MIPS16, don't subtract 1 from cum->arg_number, since it is now
1206 (function_arg): Use mips_arg_regno.
1207 (mips_return_mode_in_fpr_p): New.
1208 (mips16_call_stub_mode_suffix): New.
1209 (mips16_cfun_returns_in_fpr_p): New.
1210 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
1211 (mips_output_function_prologue): Test mips16_hard_float, not
1212 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
1213 (mips_expand_epilogue): Call MIPS16 helper routines to copy
1214 return value into a floating-point register.
1215 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
1216 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
1217 (mips16_fp_args): Handle MIPS32r2 ISA which supports
1218 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
1219 word of double arguments from or to the high bits of 64-bit
1220 floating point registers.
1221 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
1222 (mips16_fpret_double): New helper function.
1223 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
1224 support for complex modes. Fill in DECL_RESULT for stubdecl.
1225 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
1227 * config/mips/mips16.S
1228 (RET, ARG1, ARG2): New.
1229 (MERGE_GPRf, MERGE_GPRt): New.
1230 (DELAYt, DELAYf): New.
1231 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
1232 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
1233 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
1234 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
1235 (SFOP): Renamed to...
1236 (OPSF3): This, and macro-ified. Updated all uses.
1237 (SFOP2): Renamed to...
1238 (OPSF2): This, and macro-ified. Updated all uses.
1239 (SFCMP): Renamed to...
1240 (CMPSF): This, and macro-ified. Updated all uses.
1241 (SFREVCMP): Renamed to...
1242 (REVCMPSF): This, and macro-ified. Updated all uses.
1243 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
1244 (LDDBL1, LDDBL2, RETDBL): Deleted.
1245 (DFOP): Renamed to...
1246 (OPDF3): This, and macro-ified. Updated all uses.
1247 (DFOP2): Renamed to...
1248 (OPDF2): This, and macro-ified. Updated all uses.
1249 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1250 (DFCMP): Renamed to...
1251 (CMPDF): This, and macro-ified. Updated all uses.
1252 (DFREVCMP): Renamed to...
1253 (REVCMPDF): This, and macro-ified. Updated all uses.
1254 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1255 (RET_FUNCTION): New.
1256 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1257 (__mips16_ret_sc, __mips16_ret_dc): New.
1258 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1259 STUB_ARGS_6, STUB_ARGS_10): New.
1260 (CALL_STUB_NO_RET): New.
1261 (__mips16_call_stub_1): Macro-ified.
1262 (__mips16_call_stub_5): Macro-ified.
1263 (__mips16_call_stub_2): Macro-ified.
1264 (__mips16_call_stub_6): Macro-ified.
1265 (__mips16_call_stub_9): Macro-ified.
1266 (__mips16_call_stub_10): Macro-ified.
1267 (CALL_STUB_RET): New.
1268 (__mips16_call_stub_sf_0): Macro-ified.
1269 (__mips16_call_stub_sf_1): Macro-ified.
1270 (__mips16_call_stub_sf_5): Macro-ified.
1271 (__mips16_call_stub_sf_2): Macro-ified.
1272 (__mips16_call_stub_sf_6): Macro-ified.
1273 (__mips16_call_stub_sf_9): Macro-ified.
1274 (__mips16_call_stub_sf_10): Macro-ified.
1275 (__mips16_call_stub_df_0): Macro-ified.
1276 (__mips16_call_stub_df_1): Macro-ified.
1277 (__mips16_call_stub_df_5): Macro-ified.
1278 (__mips16_call_stub_df_2): Macro-ified.
1279 (__mips16_call_stub_df_6): Macro-ified.
1280 (__mips16_call_stub_df_9): Macro-ified.
1281 (__mips16_call_stub_df_10): Macro-ified.
1282 (__mips16_call_stub_sc_0): New.
1283 (__mips16_call_stub_sc_1): New.
1284 (__mips16_call_stub_sc_5): New.
1285 (__mips16_call_stub_sc_2): New.
1286 (__mips16_call_stub_sc_6): New.
1287 (__mips16_call_stub_sc_9): New.
1288 (__mips16_call_stub_sc_10): New.
1289 (__mips16_call_stub_dc_0): New.
1290 (__mips16_call_stub_dc_1): New.
1291 (__mips16_call_stub_dc_5): New.
1292 (__mips16_call_stub_dc_2): New.
1293 (__mips16_call_stub_dc_6): New.
1294 (__mips16_call_stub_dc_9): New.
1295 (__mips16_call_stub_dc_10): New.
1297 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1298 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1299 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1301 2007-05-23 Ian Lance Taylor <iant@google.com>
1303 * doc/invoke.texi (Invoking GCC): Document that the order of the
1306 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1309 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1310 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1311 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1315 * config/score/score.c (score_print_operand): Make sure that only
1316 lower bits are used.
1318 2007-05-22 Ian Lance Taylor <iant@google.com>
1320 * tree-vrp.c (avoid_overflow_infinity): New static function,
1321 broken out of set_value_range_to_value.
1322 (set_value_range_to_value): Call avoid_overflow_infinity.
1323 (extract_range_from_assert): Likewise.
1325 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1328 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1329 change the type before looking for a COMPOUND_EXPR.
1331 2007-05-22 Ian Lance Taylor <iant@google.com>
1333 * lower-subreg.c (decompose_multiword_subregs): If we change an
1334 insn, call remove_retval_note on it.
1336 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1338 * regs.h (end_hard_regno): New function.
1339 (END_HARD_REGNO, END_REGNO): New macros.
1340 (add_to_hard_reg_set): New function.
1341 (remove_from_hard_reg_set): Likewise.
1342 (in_hard_reg_set_p): Likewise.
1343 (overlaps_hard_reg_set_p): Likewise.
1344 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1345 (note_btr_set): Use END_HARD_REGNO.
1346 * caller-save.c (setup_save_areas): Use end_hard_regno.
1347 (mark_set_regs): Use END_HARD_REGNO.
1348 (add_stored_regs): Use end_hard_regno.
1349 (mark_referenced_regs): Use add_to_hard_reg_set.
1350 * combine.c (update_table_tick): Use END_REGNO.
1351 (record_value_for_reg): Likewise.
1352 (record_dead_and_set_regs): Likewise.
1353 (get_last_value_validate): Likewise.
1354 (use_crosses_set_p): Likewise.
1355 (reg_dead_at_p_1): Likewise.
1356 (reg_dead_at_p): Likewise.
1357 (mark_used_regs_combine): Use add_to_hard_reg_set.
1358 (move_deaths): Use END_HARD_REGNO.
1359 (reg_bitfield_target_p): Use end_hard_regno.
1360 (distribute_notes): Use END_HARD_REGNO.
1361 * cse.c (mention_regs): Use END_REGNO.
1362 (insert): Use add_to_hard_reg_set.
1363 (invalidate): Use END_HARD_REGNO.
1364 (invalidate_for_call): Likewise.
1365 (exp_equiv_p): Use END_REGNO.
1366 (cse_insn): Likewise.
1367 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1368 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1369 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1370 * function.c (keep_stack_depressed): Use end_hard_regno.
1371 * global.c (global_alloc): Use end_hard_regno.
1372 (global_conflicts): Use add_to_hard_reg_set instead of
1374 (find_reg): Likewise.
1375 (mark_reg_store): Likewise.
1376 (mark_reg_conflicts): Likewise.
1377 (mark_reg_death): Use remove_from_hard_reg_set.
1378 (mark_reg_live_nc): Delete.
1379 (set_preference): Use end_hard_regno.
1380 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1381 remove_from_hard_reg_set.
1382 (post_mark_life): Use add_to_hard_reg_set.
1383 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1384 (reg_becomes_live): Use add_to_hard_reg_set.
1385 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1386 (peep2_find_free_register): Use add_to_hard_reg_set.
1387 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1388 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1389 * regrename.c (note_sets): Use add_to_hard_reg_set.
1390 (clear_dead_regs): Use remove_from_hard_reg_set.
1391 (regrename_optimize): Use add_to_hard_reg_set.
1392 (find_oldest_value_reg): Use in_hard_reg_set_p.
1393 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1394 (hard_reg_set_here_p): Use end_hard_regno.
1395 (decompose): Likewise.
1396 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1397 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1398 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1399 (mark_home_live): Use end_hard_regno.
1400 (spill_hard_reg): Likewise.
1401 (clear_reload_reg_in_use): Likewise.
1402 * reorg.c (delete_prior_computation): Use END_REGNO.
1403 * resource.c (update_live_status): Use END_HARD_REGNO.
1404 (mark_referenced_resources): Use add_to_hard_reg_set.
1405 (mark_set_resources): Likewise.
1406 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1407 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1408 (reg_overlap_mentioned_p): Likewise.
1409 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1410 (covers_regno_no_parallel_p): Use END_REGNO.
1411 (find_regno_note): Likewise.
1412 (find_reg_fusage): Use END_HARD_REGNO.
1413 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1414 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1416 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1418 * mode-switching.c (reg_dies): Change type of second argument to
1420 (optimize_mode_switching): Update accordingly.
1422 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1424 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1426 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1427 (hard_reg_set_empty_p): ...these new functions.
1428 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1429 GO_IF_HARD_REG_SUBSET.
1430 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1431 instead of GO_IF_HARD_REG_EQUAL.
1432 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1433 instead of GO_IF_HARD_REG_EQUAL.
1434 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1435 GO_IF_HARD_REG_SUBSET.
1436 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1437 GO_IF_HARD_REG_EQUAL.
1438 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1439 of GO_IF_HARD_REG_SUBSET.
1440 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1441 instead of GO_IF_HARD_REG_EQUAL.
1442 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1443 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1444 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1445 of GO_IF_HARD_REG_SUBSET,
1446 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1447 GO_IF_HARD_REG_SUBSET.
1448 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1449 instead of GO_IF_HARD_REG_EQUAL.
1450 * config/sh/sh.c (push_regs, calc_live_regs): Use
1451 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1452 (hard_regs_intersect_p): Delete.
1454 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1456 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1458 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1459 Richard Henderson <rth@redhat.com>
1461 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1463 (x86_64-*-*): Likewise.
1465 * i386/i386-modes.def (V2QI): New.
1467 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1469 (override_options): Support SSE4.1.
1470 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1471 (IX86_BUILTIN_BLENDPS): Likewise.
1472 (IX86_BUILTIN_BLENDVPD): Likewise.
1473 (IX86_BUILTIN_BLENDVPS): Likewise.
1474 (IX86_BUILTIN_PBLENDVB128): Likewise.
1475 (IX86_BUILTIN_PBLENDW128): Likewise.
1476 (IX86_BUILTIN_DPPD): Likewise.
1477 (IX86_BUILTIN_DPPS): Likewise.
1478 (IX86_BUILTIN_INSERTPS128): Likewise.
1479 (IX86_BUILTIN_MOVNTDQA): Likewise.
1480 (IX86_BUILTIN_MPSADBW128): Likewise.
1481 (IX86_BUILTIN_PACKUSDW128): Likewise.
1482 (IX86_BUILTIN_PCMPEQQ): Likewise.
1483 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1484 (IX86_BUILTIN_PMAXSB128): Likewise.
1485 (IX86_BUILTIN_PMAXSD128): Likewise.
1486 (IX86_BUILTIN_PMAXUD128): Likewise.
1487 (IX86_BUILTIN_PMAXUW128): Likewise.
1488 (IX86_BUILTIN_PMINSB128): Likewise.
1489 (IX86_BUILTIN_PMINSD128): Likewise.
1490 (IX86_BUILTIN_PMINUD128): Likewise.
1491 (IX86_BUILTIN_PMINUW128): Likewise.
1492 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1493 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1494 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1495 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1496 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1497 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1498 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1499 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1500 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1501 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1502 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1503 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1504 (IX86_BUILTIN_PMULDQ128): Likewise.
1505 (IX86_BUILTIN_PMULLD128): Likewise.
1506 (IX86_BUILTIN_ROUNDPD): Likewise.
1507 (IX86_BUILTIN_ROUNDPS): Likewise.
1508 (IX86_BUILTIN_ROUNDSD): Likewise.
1509 (IX86_BUILTIN_ROUNDSS): Likewise.
1510 (IX86_BUILTIN_PTESTZ): Likewise.
1511 (IX86_BUILTIN_PTESTC): Likewise.
1512 (IX86_BUILTIN_PTESTNZC): Likewise.
1513 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1514 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1515 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1516 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1517 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1519 (bdesc_sse_3arg): Likewise.
1520 (bdesc_2arg): Likewise.
1521 (bdesc_1arg): Likewise.
1522 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1524 (ix86_expand_sse_4_operands_builtin): New.
1525 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1526 smaller than 8 bits as the 2nd arg.
1527 (ix86_expand_sse_ptest): New.
1528 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1529 (ix86_expand_vector_set): Support SSE4.1.
1530 (ix86_expand_vector_extract): Likewise.
1532 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1533 __SSE4_1__ for -msse4.1.
1535 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1536 (UNSPEC_INSERTPS): Likewise.
1537 (UNSPEC_DP): Likewise.
1538 (UNSPEC_MOVNTDQA): Likewise.
1539 (UNSPEC_MPSADBW): Likewise.
1540 (UNSPEC_PHMINPOSUW): Likewise.
1541 (UNSPEC_PTEST): Likewise.
1542 (UNSPEC_ROUNDP): Likewise.
1543 (UNSPEC_ROUNDS): Likewise.
1545 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1547 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1548 (const_pow2_1_to_32768_operand): Likewise.
1550 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1553 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1555 (sse4_1_insertps): Likewise.
1556 (*sse4_1_extractps): Likewise.
1557 (sse4_1_ptest): Likewise.
1558 (sse4_1_mulv2siv2di3): Likewise.
1559 (*sse4_1_mulv4si3): Likewise.
1560 (*sse4_1_smax<mode>3): Likewise.
1561 (*sse4_1_umax<mode>3): Likewise.
1562 (*sse4_1_smin<mode>3): Likewise.
1563 (*sse4_1_umin<mode>3): Likewise.
1564 (sse4_1_eqv2di3): Likewise.
1565 (*sse4_1_pinsrb): Likewise.
1566 (*sse4_1_pinsrd): Likewise.
1567 (*sse4_1_pinsrq): Likewise.
1568 (*sse4_1_pextrb): Likewise.
1569 (*sse4_1_pextrb_memory): Likewise.
1570 (*sse4_1_pextrw_memory): Likewise.
1571 (*sse4_1_pextrq): Likewise.
1572 (sse4_1_blendpd): Likewise.
1573 (sse4_1_blendps): Likewise.
1574 (sse4_1_blendvpd): Likewise.
1575 (sse4_1_blendvps): Likewise.
1576 (sse4_1_dppd): Likewise.
1577 (sse4_1_dpps): Likewise.
1578 (sse4_1_movntdqa): Likewise.
1579 (sse4_1_mpsadbw): Likewise.
1580 (sse4_1_packusdw): Likewise.
1581 (sse4_1_pblendvb): Likewise.
1582 (sse4_1_pblendw): Likewise.
1583 (sse4_1_phminposuw): Likewise.
1584 (sse4_1_extendv8qiv8hi2): Likewise.
1585 (*sse4_1_extendv8qiv8hi2): Likewise.
1586 (sse4_1_extendv4qiv4si2): Likewise.
1587 (*sse4_1_extendv4qiv4si2): Likewise.
1588 (sse4_1_extendv2qiv2di2): Likewise.
1589 (*sse4_1_extendv2qiv2di2): Likewise.
1590 (sse4_1_extendv4hiv4si2): Likewise.
1591 (*sse4_1_extendv4hiv4si2): Likewise.
1592 (sse4_1_extendv2hiv2di2): Likewise.
1593 (*sse4_1_extendv2hiv2di2): Likewise.
1594 (sse4_1_extendv2siv2di2): Likewise.
1595 (*sse4_1_extendv2siv2di2): Likewise.
1596 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1597 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1598 (sse4_1_zero_extendv4qiv4si2): Likewise.
1599 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1600 (sse4_1_zero_extendv2qiv2di2): Likewise.
1601 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1602 (sse4_1_zero_extendv4hiv4si2): Likewise.
1603 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1604 (sse4_1_zero_extendv2hiv2di2): Likewise.
1605 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1606 (sse4_1_zero_extendv2siv2di2): Likewise.
1607 (*sse4_1_zero_extendv2siv2di2): Likewise.
1608 (sse4_1_roundpd): Likewise.
1609 (sse4_1_roundps): Likewise.
1610 (sse4_1_roundsd): Likewise.
1611 (sse4_1_roundss): Likewise.
1612 (mulv4si3): Don't expand for SSE4.1.
1613 (smax<mode>3): Likewise.
1614 (umaxv4si3): Likewise.
1615 (uminv16qi3): Likewise.
1616 (umin<mode>3): Likewise.
1617 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1619 * doc/extend.texi: Document SSE4.1 built-in functions.
1621 * doc/invoke.texi: Document -msse4.1.
1623 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1625 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1626 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1627 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1628 (ASM_SPEC): Add asm_pcrel_spec.
1629 (EXTRA_SPECS): Add asm_pcrel_spec.
1631 2007-05-21 David Daney <ddaney@avtrex.com>
1633 * doc/install.texi (Building a cross compiler): Add requirements
1634 for Java cross compiler.
1636 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1639 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1640 Add loopno argument. Use evolution_function_is_invariant_rec_p
1641 instead of evolution_function_is_constant_p.
1642 Update calls to evolution_function_is_affine_multivariate_p.
1643 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1644 Add loopno argument.
1645 * tree-scalar-evolution.c (gather_chrec_stats): Call
1646 evolution_function_is_affine_multivariate_p with a loop
1648 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1649 (analyze_overlapping_iterations): Likewise.
1650 (access_functions_are_affine_or_constant_p): Likewise.
1651 (build_classic_dist_vector_1): If the access functions
1652 are equal, don't do anything.
1654 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1655 Paolo Carlini <pcarlini@suse.de>
1656 Uros Bizjak <ubizjak@gmail.com>
1658 * c-cppbuiltin.c (c_cpp_builtins): Define
1659 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1660 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1661 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1662 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1664 2007-05-21 Mike Stump <mrs@apple.com>
1666 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1668 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1670 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1672 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1673 implementation if __OPTIMIZE__ is not defined.
1674 (_mm_alignr_pi8): Ditto.
1675 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1676 (_mm_inserti_si64): Ditto.
1677 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1678 (_mm_slli_epi16): Ditto.
1679 (_mm_slli_epi32): Ditto.
1680 (_mm_slli_epi64): Ditto.
1681 (_mm_srai_epi16): Ditto.
1682 (_mm_srai_epi32): Ditto.
1683 (_mm_srli_si128): Ditto.
1684 (_mm_slli_si128): Ditto.
1685 (_mm_srli_epi16): Ditto.
1686 (_mm_srli_epi32): Ditto.
1687 (_mm_srli_epi64): Ditto.
1688 (_mm_extract_epi16): Ditto.
1689 (_mm_insert_epi16): Ditto.
1690 (_mm_shufflehi_epi16): Ditto.
1691 (_mm_shufflelo_epi16): Ditto.
1692 (_mm_shuffle_epi32): Ditto.
1693 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1695 (_mm_insert_pi16): Ditto.
1697 (_mm_shuffle_pi16): Ditto.
1699 (_mm_shufle_ps): Ditto.
1700 (_mm_prefetch): Ditto.
1702 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1704 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1705 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1706 * real.c (encode_i370_single, decode_i370_single,
1707 encode_i370_double, decode_i370_double): Functions removed.
1708 (i370_single_format, i370_double_format): Initializations removed.
1709 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1710 Consider the log2_b field to always be one.
1711 (ieee_single_format, mips_single_format, coldfire_single_format,
1712 ieee_double_format, mips_double_format, coldfire_double_format,
1713 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1714 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1715 ibm_extended_format, mips_extended_format, ieee_quad_format,
1716 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1717 decimal_single_format, decimal_double_format, decimal_quad_format,
1718 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1719 initialization of log2_b.
1720 * real.h (i370_single_format, i370_double_format): Declarations removed.
1721 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1722 field to always be one.
1724 2007-05-21 Andreas Schwab <schwab@suse.de>
1726 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1727 NOTE_INSN_BASIC_BLOCK_P.
1728 (process_for_unwind_directive): Likewise.
1730 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1732 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1733 * function.h (struct function): Move va_list_gpr_size,
1734 va_list_fpr_size, function_frequency to front of bitfields. Add
1736 (current_function_calls_unwind_init): New.
1737 * except.c (expand_builtin_unwind_init): Set
1738 current_function_calls_unwind_init not
1739 current_function_has_nonlocal_label.
1740 * reload1.c (has_nonexceptional_receiver): New.
1741 (reload): Use it and current_function_calls_unwind_init to
1742 determine whether call-saved regs must be saved.
1744 2007-05-20 Jan Hubicka <jh@suse.cz>
1746 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1747 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1748 * ddg.c (create_ddg): LIkewise.
1749 * final.c (final): Remove hunk moving line numbernotes around since
1750 they are no longer present at this stage.
1751 (final_scan_insn): Use NOTE_KIND instead of
1752 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1753 (output_asm_label): Likewise.
1754 * reorg.c (dbr_schedule): Likewise.
1755 * haifa-sched.c (unlink_other_notes): Likewise.
1756 * mode-switching.c (optimize_mode_switching): Likewise.
1757 * graph.c (start_bb): Likewise.
1758 * rtl.def (NOTE): Update description.
1759 * jump.c (squeeze_notes): Delete.
1760 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1761 NOTE_INSN_BASIC_BLOCK_P when possible.
1762 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1763 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1764 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1765 (dwarf2out_var_location): Likewise.
1766 * cfgbuild.c (make_edges): Likewise.
1767 (find_basic_blocks_1): Likewise.
1768 * function.c (reorder_blocks_1): Likewise.
1769 (epilogue_done): Likewise.
1770 (reposition_prologue_and_epilogue_notes): Likewise.
1771 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1773 (print_rtl): Likewise.
1774 (print_rtl_single): Likewise.
1775 * gcse.c (insert_insn_start_bb): Likewise.
1776 * alias.c (init_alias_analysis): Likewise.
1777 * calls.c (fixup_tail_calls): Likewise.
1778 * except.c (sjlj_emit_function_enter): Likewise.
1779 * emit-rtl.c (add_insn_after): Likeiwse.
1780 (emit_label_before): Likewise.
1781 (emit_label_after): Likewise.
1782 (emit_note_before, emit_note_after, emit_note): Update
1783 parameter to be enum insn_note; do not deal with source
1785 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1786 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1788 (merge_blocks_move_successor_nojumps): Simplify now when
1789 we don't have BLOCK notes.
1790 (try_optimize_cfg): Likewise.
1791 * cfglayout.c (skip_insns_after_block): Likewise.
1792 (record_effective_endpoints): Likewise.
1793 (duplicate_insn_chain): Likewise.
1794 * varasm.c (output_constant_pool_1): Likewise.
1795 * sched-deps.c (sched_analyze): Likewise.
1796 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1798 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1799 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1800 (SET_INSN_DELETED): Simplify.
1801 (NOTE_LINE_NUMBER): Exterminate.
1802 (NOTE_LINE_KIND): New.
1803 (NOTE_INSN_BASIC_BLOCK_P): Update.
1804 (enum insn_note): Simplify.
1805 (GET_NOTE_INSN_NAME) Simplify.
1806 (emit_note_before, emit_note_after, emit_note): Update prototype.
1807 (squeeze_notes): Remove.
1808 * sched-int.h (NOTE_NOT_BB_P): Update.
1809 * resource.c (mark_target_live_regs): Update.
1810 * sched-rgn.c (debug_dependencies): Update.
1811 * sched-vis.c (print_insn): Update.
1812 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1813 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1814 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1815 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1816 (split_branches): Update.
1817 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1819 (sh_adjust_unroll_max): Exterminate.
1820 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1821 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1822 (m68hc11_reorg): Likewise.
1823 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1824 (emit_predicate_relation_info): Update.
1825 (process_for_unwind_directive): Update.
1826 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1827 (output_call): Update.
1828 * config/pa/pa.c (output_lbranch): Update.
1829 (output_millicode_call): Update.
1830 (output_call): Update.
1831 (pa_combine_instructions): Update.
1832 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1833 * config/bfin/bfin.c (gen_one_bundle): Update.
1834 * cfgrtl.c (can_delete_note_p): Update.
1835 (delete_insn): Update.
1836 (rtl_merge_blocks): Update.
1837 (commit_one_edge_insertion): Update.
1838 (rtl_verify_flow_info): Update.
1839 * stmt.c (expand_case): Do not call squeeze_notes.
1841 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1848 * c.opt (Wtype-limits): New.
1849 * doc/invoke.texi (Wtype-limits): Document it.
1850 (Wextra): Enabled by -Wextra.
1851 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1852 * c-common.c (shorten_compare): Warn with Wtype-limits.
1854 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1856 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1857 inlined function, not as a macro.
1858 (_mm_alignr_pi8): Ditto.
1859 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1860 (_mm_inserti_si64): Ditto.
1861 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1862 (_mm_extract_epi16): Ditto.
1863 (_mm_insert_epi16): Ditto.
1864 (_mm_shufflehi_epi16): Ditto.
1865 (_mm_shufflelo_epi16): Ditto.
1866 (_mm_shuffle_epi32): Ditto.
1867 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1868 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1870 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1872 (_m_to_float): Use C89 compatible assignment.
1874 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1877 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1879 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1882 * doc/invoke.texi (Wreturn-type): Complete description.
1883 (Wextra): Delete item about return-type warning.
1884 * c-decl.c: Delete redundant Wextra warning.
1886 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1890 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1891 inlined function, not as a macro.
1892 (_mm_prefetch): Ditto.
1894 (_mm_insert_pi16): Ditto.
1896 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1897 (_m_pshufw): Ditto. Add const to __N argument.
1898 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1899 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1900 (_mm_slli_epi32): Ditto.
1901 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1902 Add __inline to function declaration.
1903 (_mm_slli_si128): Ditto.
1905 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1907 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1908 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1910 (struct fenv): New structure.
1911 (FP_HANDLE_EXCEPTIONS): New define.
1912 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1913 (_FP_DECL_EXP): New define.
1914 (FP_INIT_ROUNDMODE): New define.
1915 (FP_ROUNDMODE): New define.
1917 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1919 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1920 (Wconversion): Update description.
1921 (Wconversion-sign): New.
1922 * c.opt (Wconversion-sign): New.
1923 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1924 means disabled for C++. Otherwise, take the status of Wconversion.
1925 * c-common.c (conversion_warning): Warn with either Wconversion or
1927 (warnings_for_convert_and_check): Conditions are already checked by
1929 (convert_and_check): Don't check warnings if the conversion failed.
1931 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1932 Anatoly Sokolov <aesok@dol.ru>
1934 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1935 avr_epilogue_uses) : Add declaration.
1936 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1937 * config/avr/constraints.md (R): New constraint.
1938 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1939 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1940 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1941 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1942 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1943 call_prologue_saves, epilogue_restores, return_from_epilogue,
1944 return_from_main_epilogue, return_from_interrupt_epilogue,
1945 return_from_naked_epilogue, prologue, epilogue): New patterns.
1946 (jump): Handle symbol reference.
1947 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1948 avr_output_function_prologue, avr_output_function_epilogue): Remove
1950 (avr_init_machine_status, expand_prologue, expand_epilogue,
1951 avr_asm_function_end_prologue, avr_epilogue_uses,
1952 avr_asm_function_begin_epilogue): New functions.
1953 (prologue_size, epilogue_size, jump_tables_size): Remove global
1955 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1956 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1957 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1958 (avr_override_options): Initialise init_machine_status.
1959 (output_movhi): Handle all stack pointer loads.
1960 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1961 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1962 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1963 (EPILOGUE_USES) Redefine.
1964 (machine_function) Declare.
1966 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1968 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1969 Use a single return statement.
1971 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1974 * builtins.c (do_mpfr_lgamma_r): New.
1975 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1976 * tree.h (CASE_FLT_FN_REENT): New.
1978 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1980 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1981 (output_die): Use 'unsigned long' with %x.
1982 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1983 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1984 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1986 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1988 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1993 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1994 true if function has no argument.
1996 2007-05-18 DJ Delorie <dj@redhat.com>
1998 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1999 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2001 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2003 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2004 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2005 count_trailing_zeros.
2006 (__i386__): Implement count_leading_zeros using __builtin_clz().
2007 Implement count_trailing_zeros usign __builtin_ctz().
2009 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2011 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2013 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2016 * expr.c (emit_move_change_mode): Change mode of push operands here.
2018 2007-05-17 Ian Lance Taylor <iant@google.com>
2020 PR tree-optimization/31953
2021 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2023 (set_value_range_to_null): Call set_value_range_to_value.
2024 (extract_range_from_comparison): Likewise.
2026 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2028 * toplev.c (print_version): Output GMP/MPFR version info.
2030 * builtins.c (CASE_MATHFN_REENT): New macro.
2031 (mathfn_built_in): Use it.
2032 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2033 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2034 BUILT_IN_LGAMMAL_R): New.
2035 * doc/extend.texi: Document new builtins.
2038 * builtins.c (do_mpfr_remquo): New.
2039 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2040 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2043 * builtins.c (fold_builtin_1): Handle y0, y1.
2044 (fold_builtin_2): Handle yn.
2047 * builtins.c (do_mpfr_bessel_n): New.
2048 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2049 (fold_builtin_2): Handle BUILT_IN_JN.
2051 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2054 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2055 TYPE_PRECISION (intmax_type_node).
2057 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2060 * reload.c (subst_reloads): Remove checking.
2062 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2064 PR rtl-optimization/31691
2065 * combine.c (simplify_set): Build a new src pattern instead of
2066 substituting its operands in the COMPARE case.
2068 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2070 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2071 (execute_vrp): Preserve loops through jump threading.
2072 * tree-ssa-threadupdate.c (thread_single_edge,
2073 dbds_continue_enumeration_p, determine_bb_domination_status,
2074 thread_through_loop_header): New functions.
2075 (create_edge_and_update_destination_phis,
2076 create_edge_and_update_destination_phis): Set loops for the new blocks.
2077 (prune_undesirable_thread_requests): Removed.
2078 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2080 (thread_block): Do not call prune_undesirable_thread_requests.
2082 (mark_threaded_blocks): Select edges to thread here.
2083 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2084 Thread edges through loop headers independently.
2085 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2086 * tree-pass.h (TODO_mark_first_instance): New.
2087 (first_pass_instance): Declare.
2088 * cfghooks.c (duplicate_block): Put the block to the original loop
2089 if copy is not specified.
2090 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2091 jump threading. Pass may_peel_loop_headers to
2092 thread_through_all_blocks according to first_pass_instance.
2093 * cfgloop.h (create_preheader): Declare.
2094 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2095 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2096 * passes.c (first_pass_instance): New variable.
2097 (next_pass_1): Set TODO_mark_first_instance.
2098 (execute_todo): Set first_pass_instance.
2100 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2102 PR tree-optimization/24659
2103 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2104 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2105 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2106 OTI_vec_pack_ufix_trunc.
2107 (vec_unpacks_float_hi_optab): Define new macro.
2108 (vec_unpacks_float_lo_optab): Ditto.
2109 (vec_unpacku_float_hi_optab): Ditto.
2110 (vec_unpacku_float_lo_optab): Ditto.
2111 (vec_pack_sfix_trunc_optab): Ditto.
2112 (vec_pack_ufix_trunc_optab): Ditto.
2113 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2114 and vec_pack_[s|u]fix_trunc_optab using
2115 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2116 * tree-vectorizer.c (supportable_widening_operation): Handle
2117 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2118 (supportable_narrowing_operation): New function.
2119 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2120 * tree-vect-transform.c (vectorizable_conversion): Handle
2121 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2122 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2123 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2124 to check for target support.
2125 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2126 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2127 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2128 for VEC_PACK_FIX_TRUNC_EXPR.
2129 (expand_binop): Special case mode of the result for
2130 vec_pack_[u|s]fix_trunc_optab.
2131 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2132 vec_pack_[u|s]fix_trunc_optab.
2134 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2135 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2136 * tree-pretty-print.c (dump_generic_node): Handle
2137 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2138 VEC_PACK_FIX_TRUNC_EXPR.
2140 * expr.c (expand_expr_real_1): Ditto.
2141 * tree-inline.c (estimate_num_insns_1): Ditto.
2142 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2144 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2145 (vec_unpacks_float_lo_v8hi): Ditto.
2146 (vec_unpacku_float_hi_v8hi): Ditto.
2147 (vec_unpacku_float_lo_v8hi): Ditto.
2148 (vec_unpacks_float_hi_v4si): Ditto.
2149 (vec_unpacks_float_lo_v4si): Ditto.
2150 (vec_pack_sfix_trunc_v2df): Ditto.
2152 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2154 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2155 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2156 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2157 [vec_pack_ufix_trunc]: Ditto.
2158 [vec_unpacks_float_hi]: Ditto.
2159 [vec_unpacks_float_lo]: Ditto.
2160 [vec_unpacku_float_hi]: Ditto.
2161 [vec_unpacku_float_lo]: Ditto.
2163 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
2165 * soft-fp/README: Update for new files.
2166 * soft-fp/floattisf.c: New file.
2167 * soft-fp/floattidf.c: New file.
2168 * soft-fp/floattitf.c: New file.
2169 * soft-fp/floatuntisf.c: New file.
2170 * soft-fp/floatuntidf.c: New file.
2171 * soft-fp/floatuntitf.c: New file.
2172 * soft-fp/fixsfti.c: New file.
2173 * soft-fp/fixdfti.c: New file.
2174 * soft-fp/fixtfti.c: New file.
2175 * soft-fp/fixunssfti.c: New file.
2176 * soft-fp/fixunsdfti.c: New file.
2177 * soft-fp/fixunstfti.c: New file.
2178 * soft-fp/extendxftf.c: New file.
2179 * soft-fp/trunctfxf.c: New file.
2181 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
2182 (__trunctfxf2): Ditto.
2184 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
2185 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
2186 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
2187 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
2188 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
2189 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
2191 * config/i386/t-fprules-softfp64: New file.
2192 * config/i386/sfp-machine.h: New file.
2193 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
2194 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
2195 and soft-fp/t-softfp to tmake_file.
2196 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
2197 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
2199 * config/i386/t-linux64 (softfp_wrap_start): New.
2200 (softfp_wrap_end): New.
2201 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
2202 supported for TARGET_64BIT.
2204 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2206 * c-common.c (c_common_signed_or_unsigned_type): Emulate
2207 c_common_unsigned_type behavior.
2209 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
2211 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
2214 2007-05-16 Eric Christopher <echristo@apple.com>
2216 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
2217 saving after stack push. Set sp_offset whenever we push.
2218 (rs6000_emit_epilogue): Move altivec register restore before
2221 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2223 * configure.ac: Allow sysroots to be relocated under $prefix as
2224 well as $exec_prefix.
2225 * configure: Regenerate.
2227 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2231 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2233 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2234 (gcc_tooldir): Likewise.
2235 * configure: Regenerate.
2236 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2237 old configure.ac gcc_tooldir setting.
2238 (prefix_to_exec_prefix): New variable.
2239 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2240 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2242 2007-05-14 Janis Johnson <janis187@us.ibm.com>
2244 * c-typeck.c (build_binary_op): Return early for error.
2246 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
2248 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
2249 struct nb_iter_bound.
2250 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2251 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2252 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2253 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2254 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2255 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2256 (del_scev_info): Use ggc_free.
2257 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2258 * loop-init.c: Include ggc.h.
2259 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2260 (loop_optimizer_finalize): Use ggc_free.
2261 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2262 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2263 pass_iv_optimize): Add TODO_ggc_collect.
2264 * function.h (struct function): Remove skip marker from x_current_loops.
2265 * cfgloop.c: Include ggc.h.
2266 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2268 (establish_preds): Vector superloops is gc allocated.
2269 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2271 (flow_loops_find): Vector larray is gc allocated.
2272 (loop_exit_free): Use ggc_free.
2273 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2274 that head of exits list is now not a part of struct loop.
2275 (record_loop_exits): Allocate exits table in gc memory.
2276 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2277 head of exits list is now not a part of struct loop.
2278 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2279 struct loop_exit): Add GTY marker.
2280 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2281 Add skip marker to aux field. Make head of exits list a separate
2283 (struct loops): Add GTY marker. Make larray vector gc allocated.
2284 Add param marker to exits table.
2285 (get_loops): Type changed.
2286 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2288 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2289 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2290 * basic-block.h (struct basic_block_def): Remove skip marker from
2293 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2295 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2296 of 0 in the call to expand_expr().
2297 (expand_builtin_mathfn_3): Ditto.
2298 (expand_builtin_interclass_mathfn): Ditto.
2299 (expand_builtin_cexpi): Ditto.
2300 (expand_builtin_int_roundingfn): Ditto.
2301 (expand_builtin_int_roundingfn_2): Ditto.
2302 (expand_builtin_pow): Ditto.
2303 (expand_builtin_powi): Ditto.
2304 (expand_builtin_bswap): Ditto.
2305 (expand_builtin_unop): Ditto.
2306 (expand_builtin_fabs): Ditto.
2307 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2308 the call to expand_expr().
2309 (expand_builtin_sync_operation): Ditto.
2310 (expand_builtin_compare_and_swap): Ditto.
2311 (expand_builtin_lock_test_and_set): Ditto.
2312 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2313 instead of 0 in the call to expand_expr().
2314 (expand_builtin_extract_return_addr): Ditto.
2315 (expand_builtin_eh_return): Ditto.
2316 (expand_eh_return): Ditto.
2317 * explow.c (expr_size): Ditto.
2318 * expr.c (optimize_bitfield_assignment_op): Ditto.
2319 (expand_assignement): Ditto.
2320 (store_expr): Ditto.
2321 (store_field): Ditto.
2322 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2323 the call to expand_expr().
2324 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2325 in the call to expand_expr().
2326 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2327 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2328 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2330 * optabs.c (expand_vec_shift_expr): Ditto.
2331 (expand_vec_cond_expr): Ditto.
2332 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2333 call to expand_expr().
2334 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2335 in the call to expand_expr().
2337 2007-05-14 Dave Korn <dave.korn@artimi.com>
2339 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2341 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2343 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2344 instead of c_common_unsigned_type.
2345 (c_common_unsigned_type): Remove.
2346 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2347 c_common_unsigned_type.
2348 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2349 c_common_unsigned_type.
2350 * c-common.h (c_common_unsigned_type): Remove.
2351 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2352 c_common_unsigned_type.
2353 * c-format.c (check_format_types): Use unsigned_type_for instead of
2354 c_common_unsigned_type.
2355 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2356 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2357 c_common_unsigned_type.
2358 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2359 lang_hooks.types.unsigned_type.
2360 * expmed.c (make_tree): Use unsigned_type_for instead of
2361 lang_hooks.types.unsigned_type.
2362 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2363 lang_hooks.types.unsigned_type.
2364 (build_range_check): Likewise.
2365 (fold_unary): Likewise.
2366 (fold_binary): Likewise.
2367 (fold_ternary): Likewise.
2368 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2369 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2370 * tree.c (get_unsigned_type): New.
2371 (unsigned_type_for): Use get_unsigned_type instead of
2372 lang_hooks.types.unsigned_type.
2374 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2376 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2377 to m68k_get_function_kind. Update its prototype.
2378 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2380 (m68k_interrupt_function_p): Return enum m68k_function_type
2381 instead of bool. Rename to m68k_get_function_kind.
2382 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2384 (m68k_compute_frame_layout): Don't mark any register for save
2385 if an interrupt_thread attribute is specified.
2386 (m68k_hard_regno_rename_ok): Update a use of
2387 m68k_interrupt_function_p.
2388 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2389 m68k_interrupt_function_p.
2390 (m68k_function_type): New.
2391 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2392 for a function with an interrupt_thread attribute.
2393 * doc/extend.texi: Document the interrupt_thread attribute.
2395 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2397 Fix PR tree-optimization/31911
2398 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2399 if they didn't change the expression.
2401 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2403 * tree-scalar-evolution.c (resolve_mixers): Exported.
2404 * tree-scalar-evolution.h (resolve_mixers): Declare.
2405 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2406 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2407 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2408 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2409 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2410 strip_conversion, analyze_offset_expr, address_analysis,
2411 object_analysis, analyze_offset): Removed.
2412 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2413 split_constant_offset, canonicalize_base_object_address,
2414 object_address_invariant_in_loop_p, disjoint_objects_p,
2415 dr_may_alias_p, dr_address_invariant_p): New functions.
2416 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2417 and dr_analyze_alias.
2418 (initialize_data_dependence_relation): Use dr_may_alias_p
2419 and object_address_invariant_in_loop_p.
2420 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2422 (find_data_references_in_stmt): Restrict the analysis of data references
2423 to the given loop nest.
2424 (find_data_references_in_loop): Made static. Pass loop nest to
2425 find_data_references_in_stmt.
2426 (compute_data_dependences_for_loop): Use DR_VOPS.
2427 (free_data_ref): Free DR_VOPS.
2428 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2429 (struct innermost_loop_behavior): ... new.
2430 (struct base_object_info): Replaced by ...
2431 (struct indices): ... new.
2432 (struct dr_alias): New.
2433 (enum data_ref_type): Removed.
2434 (struct data_reference): Consist of struct innermost_loop_behavior,
2435 struct indices and struct dr_alias.
2436 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2437 (DR_MEMTAG): Renamed to ...
2438 (DR_SYMBOL_TAG): ... this.
2439 (find_data_references_in_loop): Declaration removed.
2440 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2441 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2442 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2443 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2445 2007-05-13 Revital Eres <eres@il.ibm.com>
2447 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2448 which walks virtual def-use chains to find redundant stores.
2449 (dse_optimize_stmt): Call it.
2451 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2453 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2454 * passes.c (init_optimization_passes): Move pass_jump_bypass
2457 * basic-block.h (bb_has_eh_pred): Fix style issue.
2459 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2461 PR rtl-optimization/31848
2462 * loop-invariant.c (move_invariant_reg): If we move an insn
2463 with a REG_EQUAL note, and that insn is not always executed,
2464 remove the REG_EQUAL note.
2466 2007-05-12 Richard Guenther <rguenther@suse.de>
2468 PR tree-optimization/31797
2469 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2470 propagate into a stmt that has volatile ops.
2472 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2474 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2475 (gcc_tooldir): Likewise.
2476 * configure: Regenerate.
2477 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2478 old configure.ac gcc_tooldir setting.
2479 (prefix_to_exec_prefix): New variable.
2480 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2481 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2483 2007-05-11 Silvius Rus <rus@google.com>
2485 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2486 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2487 * c-common.h (strict_aliasing_warning): Change return type.
2488 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2489 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2490 (build_c_cast): Condition call to strict_aliasing_warning.
2491 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2492 * flags.h (set_Wstrict_aliasing): Declare.
2493 * opts.c (set_Wstrict_alising): Define, add call to.
2494 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2495 * tree-ssa-alias-warnings.c: New file.
2496 * tree-ssa-alias.c (compute_may_aliases): Add call to
2497 strict_aliasing_warning_backend.
2499 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2501 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2502 Use loop_depth and loop_outer accessor functions.
2503 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2504 determine_invariantness_stmt, move_computations_stmt): Ditto.
2505 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2506 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2507 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2508 * tree-scalar-evolution.c (interpret_loop_phi,
2509 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2510 instantiate_parameters_1, scev_const_prop): Ditto.
2511 * cfghooks.c (make_forwarder_block): Ditto.
2512 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2513 * modulo-sched.c (loop_canon_p): Ditto.
2514 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2515 slpeel_can_duplicate_loop_p): Ditto.
2516 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2517 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2518 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2519 cancel_loop, verify_loop_structure): Ditto.
2520 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2521 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2522 superloops vector instead of "pred" array.
2523 (establish_preds): Take father loop as an argument. Initialize the
2525 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2526 initialize loop->outer.
2527 (flow_loop_tree_node_remove): Truncate the superloops vector.
2528 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2529 "pred" merged to "superloops" vector.
2530 (loop_depth, loop_outer): New.
2531 (fel_init): Use loop_outer.
2533 2007-05-11 Jan Hubicka <jh@suse.cz>
2535 * cgraphunit.c: Include gt-cgraphunit.h
2536 (static_ctors, static_dtors): New static vars.
2537 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2538 based on implementation in c-common.c
2539 (cgraph_finalize_function): Call record_cdtor_fn.
2540 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2541 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2542 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2543 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2544 build_cdtor, c_build_cdtor_fns): Remove.
2545 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2546 c_build_cdtor_fns): Remove prototype.
2548 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2551 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2552 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2553 * builtins.c (fold_builtin_memchr): New.
2554 (expand_builtin_memchr): Call the latter.
2555 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2556 * doc/extend.texi ([Other built-in functions provided by GCC]):
2559 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2561 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2562 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2563 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2564 PFPO_OP1_TYPE_SHIFT): Constants added.
2565 (DFP_ALL): Mode macro defined.
2566 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2567 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2568 Insn definitions added.
2569 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2570 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2573 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2575 PR tree-optimization/31885
2576 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2578 (automatically_generated_chrec_p): Return false for NULL.
2580 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2582 * config/bfin/bfin.h (MOVE_RATIO): Define.
2584 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2586 * config.gcc (sparc-wrs-vxworks): New target.
2587 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2588 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2589 * config/sparc/sparc.h: Include vxworks-dummy.h.
2590 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2591 include LABEL_REFs too.
2592 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2593 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2595 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2597 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2598 (sparc_emit_call_insn): New function.
2599 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2600 functions when generating VxWorks PIC.
2601 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2602 (call, call_value): Use sparc_emit_call_insn instead of
2605 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2607 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2609 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2611 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2612 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2613 instead of operand_subword.
2615 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2617 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2618 * config/bfin/bfin.c (bfin_local_alignment): New function.
2619 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2621 2007-05-08 Chao-ying Fu <fu@mips.com>
2623 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2624 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2625 (smsub_widen_optab, umsub_widen_optab): Define.
2626 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2628 * genopinit.c (optabs): Fill in smsub_widen_optab and
2630 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2631 and umsub_widen_optab to implement multiply-subtract sequences.
2632 * config/mips/mips.md (*msac<u>_di): Rename to...
2633 (<u>msubsidi4): ...this. Extend condition to include
2634 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2635 of operand 0 to "ka" and use the three-operand form of msub<u>
2637 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2640 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2642 PR rtl-optimization/28011
2643 * reload.c (push_reload): Set dont_share if IN appears in OUT
2644 also when IN is a PLUS rtx.
2645 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2648 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2650 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2651 call unshare_all_decls.
2652 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2653 (unshare_all_decls): Remove.
2655 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2658 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2661 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2662 Nigel Stephens <nigel@mips.com>
2664 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2665 Update comments and all uses.
2666 (MIN_FPRS_PER_FMT): Define.
2667 * config/mips/mips.c (function_arg): Fix to correctly handle
2668 the -mips32r2 -mfp64 -mabi=32 case.
2669 (override_options): Enable use of odd-numbered registers for
2670 SFmode values on MIPS32.
2671 (mips_save_reg_p): Save whole floating-point register pair if
2672 either half is used.
2673 (compute_frame_size): Fix comment.
2675 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2677 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2678 argument of type bool.
2679 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2680 argument. Safely select temporary P register according to it.
2681 (do_link): Change call site of add_to_reg accordingly.
2682 (do_unlink): Add epilogue_p as a fourth argument and pass it
2684 (expand_interrupt_handler_epilogue): Change call of do_unlink
2686 (bfin_expand_prologue): Add a third argument sibcall_p.
2687 * config/bfin/bfin.md (epilogue): Change call of
2688 bfin_expand_epilogue accordingly.
2689 (sibcall_epilogue): Likewise.
2690 (eh_return_internal): Likewise.
2692 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2693 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2694 * config/bfin/bfin.c (bfin_handle_option): Handle
2695 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2696 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2697 Support bf534, bf536 and bf561.
2698 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2700 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2703 * config/i386/i386.c (ix86_function_regparm): Process local
2704 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2706 2007-05-07 Mike Stump <mrs@apple.com>
2708 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2709 also checks for and while statements in C++.
2711 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2713 * gcc.c (at_file_supplied): New variable.
2714 (main): Set it if we expanded argv.
2715 (do_spec_1): Pass an @-file to the linker if we were called with
2716 an @-file argument and HAVE_GNU_LD.
2717 * collect2.c (at_file_supplied): New variable.
2718 (response_file): New variable.
2719 (collect_exit): Unlink response_file if necessary.
2720 (handler): Likewise.
2721 (do_wait): Likewise.
2722 (main): Set at_file_supplied if we expanded argv.
2723 (collect_execute): Pass an @-file to subprocesses if we were called
2724 with an @-file argument.
2725 * configure.ac: Add define for HAVE_GNU_LD.
2726 * configure: Regenerate.
2727 * config.in: Regenerate.
2729 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2731 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2737 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2739 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2740 (TARGET_ENCODE_SECTION_INFO): Re-define.
2741 (m32c_encode_section_info): New
2742 (function_vector_handler): New
2743 (current_function_special_page_vector): New
2744 (m32c_special_page_vector_p): New.
2745 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2747 * config/m32c/jump.md: Added instruction JSRS for functions
2748 with attribute "function_vector".
2749 * doc/extend.texi (function_vector): Added description
2750 for M16C, M32C targets.
2752 2007-05-07 DJ Delorie <dj@redhat.com>
2755 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2756 ashrpsi3, lshrpsi3): Update shift count constraint.
2758 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2759 Nathan Froyd <froydnj@codesourcery.com>
2762 * c-incpath.c (add_path): Strip trailing path separators.
2764 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2766 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2767 Free dominance info before purging EH edges.
2768 (eliminate_degenerate_phis): Likewise.
2769 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2771 2007-05-07 Jan Hubicka <jh@suse.cz>
2773 * gimplify.c (gimplify_expr): Do not crash when folding
2774 (void *)(int)&a + 4.
2776 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2779 * c-opts.c (lang_fortran): Make it non static.
2780 * c-common.h (lang_fortran): New prototype.
2781 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2782 -lang-fortran option was passed by the driver.
2784 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2786 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2787 of ASSERT_CHECKING. Tweak message.
2789 2007-05-06 Revital Eres <eres@il.ibm.com>
2792 * loop-unroll.c (insert_var_expansion_initialization):
2793 Initialize the expansions with -zero instead of +zero.
2795 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2797 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2798 into pic and non-pic versions. Mark r19 as used for
2799 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2800 for tgd_load, tld_load and tie_load .
2801 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2802 version of tgd_load, tld_load and tie_load depending on the
2805 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2806 Jakub Jelinek <jakub@redhat.com>
2808 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2809 (__do_global_dtors_aux): Use more paranoid loop to run
2810 destructors if HIDDEN_DTOR_LIST_END.
2811 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2813 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2815 * varasm.c (align_variable): Don't increase alignment for
2816 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2817 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2819 2007-05-04 Josh Conner <jconner@apple.com>
2821 * basic-block.h (cdi_direction): Assign values to all enumeration
2823 (dom_computed): Remove.
2824 (dom_info_state): New.
2825 (set_dom_info_availability): New.
2826 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2827 walk_data.dom_direction.
2828 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2829 instead of dom_computed[].
2830 (split_edge): Likewise.
2831 (create_basic_block): Likewise.
2832 (merge_blocks): Likewise.
2833 * ifcvt.c (find_if_header): Likewise.
2834 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2835 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2836 * tree-ssa.c (verify_ssa): Likewise.
2837 * tree-cfg.c (tree_verify_flow_info): Likewise.
2838 (remove_edge_and_dominated_blocks): Likewise.
2839 * dominance.c (dom_computed): Make static.
2840 (calc_dfs_tree_nonrec): Change third param to a bool.
2841 (calc_dfs_tree): Change second param to a bool.
2842 (calc_idioms): Change second param to a bool. Use
2843 dom_convert_dir_to_idx.
2844 (init_dom_info): Validate dir before using.
2845 (dom_convert_dir_to_idx): New.
2846 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2847 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2848 (free_dominance_info): Use dom_convert_dir_to_idx.
2849 (get_immediate_dominator): Likewise.
2850 (set_immediate_dominator): Likewise.
2851 (get_dominated_by): Likewise.
2852 (redirect_immediate_dominators): Likewise.
2853 (nearest_common_denominator): Likewise.
2854 (dominated_by_p): Likewise.
2855 (bb_dom_dfs_in): Likewise.
2856 (bb_dom_dfs_out): Likewise.
2857 (recount_dominator): Likewise.
2858 (iterate_fix_dominators): Likewise.
2859 (add_to_dominance_info): Likewise.
2860 (delete_from_dominance_info): Likewise.
2861 (first_dom_son): Likewise.
2862 (next_dom_son): Likewise.
2863 (dom_info_available_p): Likewise.
2864 (dom_info_state): New.
2865 (set_dom_info_availability): New.
2867 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2869 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2871 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2873 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2875 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2876 (subdi3, subdi_carry): Delete.
2878 2007-05-04 Jan Hubicka <jh@suse.cz>
2879 Richard Guenther <rguenther@suse.de>
2881 * opts.c (decode_options): Do not fiddle with inlining
2882 parameters in case of optimizing for size.
2883 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2884 for size do nothing.
2885 (cgraph_decide_inlining_of_small_function): When optimizing for
2886 size never inline functions increasing caller size.
2887 (cgraph_early_inlining): Inline for size when optimizing for size.
2889 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2891 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2892 logical operations piecewise.
2893 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2894 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2895 subdi_sesidi_di): Delete.
2896 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2897 the generated sequence. Allow three-reg add in constraints. Rewrite
2898 the rtl expression for carry to avoid zero_extend of a constant.
2899 (sub_with_carry): New pattern.
2900 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2901 different sequence not involving jumps.
2902 (notbi): Now a named pattern.
2904 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2906 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2907 Add the note about a significant loss of accuracy of some
2908 mathematical routines when these options are used.
2910 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2912 * haifa-sched.c (rtx_vec_t): New typedef.
2913 (contributes_to_priority_p): Extract piece of priority () into new
2915 (priority): Use the function. Add assertion.
2916 (rank_for_schedule, set_priorities): Add assertion to check that
2917 insn's priority is initialized.
2918 (clear_priorities, calc_priorities): Change signature. Make it update
2919 all relevant insns. Update all callers ('add_to_speculative_block ()'
2920 and 'create_block_check_twin ()').
2921 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2922 Add new field 'priority_status'.
2923 (INSN_PRIORITY_STATUS): New macro.
2924 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2926 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2928 * sched-ebb.c (debug_ebb_dependencies): New static function.
2929 (init_ready_list): Use it.
2931 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2932 with changed signature and 'debug_rgn_dependencies ()'.
2933 (debug_rgn_dependencies): New static function.
2934 (init_ready_list): Use it.
2936 * sched-int.h (debug_dependencies): Declare.
2938 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2940 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2942 2007-05-04 Dirk Mueller <dmueller@suse.de>
2944 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2946 2007-05-03 Jan Hubicka <jh@suse.cz>
2948 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2949 for pointer type in more cases than before.
2951 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2953 * tree-object-size.c (plus_expr_object_size): When operand size is
2954 unknown, return unknown.
2956 2007-05-03 Dirk Mueller <dmueller@suse.de>
2958 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2960 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2963 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2965 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2967 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2969 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2971 * config/soft-fp/double.h, config/soft-fp/extended.h,
2972 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2973 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2974 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2975 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2978 2007-05-03 Ian Lance Taylor <iant@google.com>
2980 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2981 MASK_PPC_GFXOPT for 8540 or 8548.
2983 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2985 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2986 vect_print_dump_info() to output debug information.
2988 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2992 operands of size 2 when operand is not MEM_P.
2994 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2996 PR tree-optimization/30565
2997 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2999 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3001 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3002 (umulsi3_highpart): Use them.
3003 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3004 for final accumulator to D regisster tranfser.
3006 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3008 PR tree-optimization/31699
3009 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3011 (vect_enhance_data_refs_alignment): Compute peel amount using
3012 TYPE_VECTOR_SUBPARTS instead of vf.
3013 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3015 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3018 * system.h: Remove inclusion of double-int.h
3019 * tree.h: Include double-int.h
3020 * gengtype.c: Likewise
3021 * cfgloop.h: Likewise
3022 * Makefile.in: Adjust dependencies on double-int.h
3024 2007-05-02 Eric Christopher <echristo@apple.com>
3026 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3027 -shared to -Zdynamiclib.
3029 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3032 * c-common.c (strip_pointer_or_array_types): New function.
3033 * c-common.h (strip_pointer_or_array_types): New function declaration.
3035 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3037 PR tree-optimization/31771
3038 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3040 2007-05-02 Paul Brook <paul@codesourcery.com>
3042 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3044 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3047 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3050 2007-05-02 Nick Clifton <nickc@redhat.com>
3052 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3054 2007-05-02 Richard Guenther <rguenther@suse.de>
3056 PR tree-optimization/31146
3057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3058 argument, single_use_p. If we have a single use that is
3059 a conversion to the definition rhs type, propagate that rhs.
3060 (forward_propagate_addr_expr): Pass single_use_p argument
3061 to forward_propagate_addr_expr_1.
3063 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3065 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3068 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3070 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3071 'AMD Family 10 core'.
3073 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3075 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3076 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3077 with SSE3 instruction set support.
3078 * doc/invoke.texi: Likewise.
3080 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3082 * config/i386/i386.c (override_options): Tuning 32-byte loop
3083 alignment for amdfam10 architecture. Increasing the max loop
3084 alignment to 24 bytes.
3086 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3088 * config/m68k/constraints.md: New.
3089 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3090 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3091 EXTRA_CONSTRAINT): Remove.
3092 * config/m68k/m68k.md: Include constraints.md.
3093 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3095 2007-05-01 Ian Lance Taylor <iant@google.com>
3097 PR tree-optimization/31739
3098 * tree-vrp.c (vrp_val_is_max): New static function.
3099 (vrp_val_is_min): New static function.
3100 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3102 (set_value_range): Use vrp_val_is_{max,min}.
3103 (extract_range_from_assert): Likewise.
3104 (extract_range_from_binary_expr): Likewise.
3105 (extract_range_from_unary_expr): Likewise.
3106 (dump_value_range, vrp_meet): Likewise.
3107 (vrp_visit_phi_node): Likewise.
3108 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3110 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3112 * config/i386/gmon-sol2.c (size_t): New type.
3113 (intptr_t): Likewise.
3114 (s_textsize): Declare as size_t.
3116 (monstartup): Use size_t for sizes.
3117 (_mcount): Save and restore registers.
3118 (internal_mcount): Pass 0 as the first argument to monstartup
3120 (moncontrol): Convert pointer to appropriately sized integer
3121 before passing to profil.
3123 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3125 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3126 __NO_FPRS__, not just if _SOFT_DOUBLE.
3127 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3128 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3129 also for E500 double.
3130 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3131 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3134 2007-05-01 Richard Guenther <rguenther@suse.de>
3136 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3139 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3141 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3143 2007-05-01 Jan Hubicka <jh@suse.cz>
3145 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3148 2007-05-01 Jan Hubicka <jh@suse.cz>
3150 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3151 (maybe_fold_offset_to_reference): Declare.
3152 * fold-const.c (fold_unary): Do not fold
3153 (type *)&A into &A->field_of_type_and_offset_0
3154 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3155 size is unknown, give up.
3156 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3158 (maybe_fold_offset_to_reference): New.
3159 (maybe_fold_stmt_indirect): Use it.
3160 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
3161 * gimplify.c (gimplify_conversion): Canonicalize conversions to
3163 (gimplify_expr): Likewise for plus_expr.
3165 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3167 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
3168 bsi_after_labels. Always insert statements before bsi.
3169 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3170 * predict.c (apply_return_prediction): Check for empty blocks.
3171 * cfgexpand.c (lab_rtx_for_bb): New variable.
3172 (label_rtx_for_bb): Do not create new tree labels.
3173 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
3174 (tree_expand_cfg): Initialize lab_rtx_for_bb.
3175 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
3177 (label_for_bb): Add field used.
3178 (update_eh_label, main_block_label): Mark the label used.
3179 (cleanup_dead_labels): Remove unused labels.
3181 2007-05-01 Richard Guenther <rguenther@suse.de>
3183 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
3184 if it is not about to be set.
3185 (get_value_range): Do not pre-allocate equiv bitmap.
3186 (update_value_range): No need to clear equiv field.
3187 (add_equivalence): Change prototype to get bitmap pointer.
3188 Allocate bitmap here if it is not already.
3189 (extract_range_from_assert): Do not allocate bitmap here.
3190 Update callers to add_equivalence.
3191 (extract_range_from_ssa_name): Likewise.
3192 (get_vr_for_comparison): New static helper.
3193 (compare_name_with_value): Handle NULL equiv bitmap by
3194 peeling the first iteration of the comparison loop.
3195 Use get_vr_for_comparison.
3196 (compare_names): Handle NULL equiv bitmaps by using fake
3197 ones. Use get_vr_for_comparison.
3199 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
3201 * double-int.c (mpz_set_double_int): Moved from
3202 tree-ssa-loop-niter.c.
3203 (mpz_get_double_int): Likewise; also, add option to wrap
3204 out-of-range integers.
3205 * double-int.h: New prototypes for above.
3206 * tree.c (get_static_type_bounds): Moved from
3207 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
3208 TYPE_MAX_VALUE if they exist..
3209 * tree.h: New prototype for above.
3210 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
3211 get_type_bounds calls.
3212 (mpz_set_double_int): Move to double-int.c.
3213 (get_type_bounds): Move to tree.c, rename to
3214 get_static_type_bounds.
3215 (mpz_to_double_int): Move to double-int.c, rename to
3218 2007-04-30 Bob Wilson <bob.wilson@acm.org>
3220 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
3221 DIV0 exception can fall through to a normal return.
3223 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
3227 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3228 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3229 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3230 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3231 initialize align to silence bogus warning.
3232 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3233 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3235 (struct sra_walk_fns): Remove use_all parameter from use.
3236 (sra_hash_tree): Handle BIT_FIELD_REFs.
3237 (sra_elt_hash): Don't hash bitfld blocks.
3238 (sra_elt_eq): Skip them in parent compares as well. Handle
3240 (sra_walk_expr): Don't maintain or pass down use_all_p.
3241 (scan_use): Remove use_all parameter.
3242 (scalarize_use): Likewise. Re-expand assignment to
3243 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3244 output, and re-scalarize after output. Don't mark anything
3246 (scalarize_ldst): Adjust.
3247 (scalarize_walk_gimple_modify_statement): Likewise.
3248 (build_element_name_1): Handle BIT_FIELD_REFs.
3249 (instantiate_element): Don't warn for any element whose parent
3251 (instantiate_missing_elements_1): Return the sra_elt.
3252 (canon_type_for_field): New.
3253 (try_instantiate_multiple_fields): New.
3254 (instantiate_missing_elemnts): Use them.
3255 (mark_no_warning): Removed.
3256 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3257 (REPLDUP, sra_build_elt_assignment): New.
3258 (generate_copy_inout): Use them.
3259 (generate_element_copy): Likewise. Handle bitfld differences.
3260 (generate_element_zero): Don't recurse for blocks. Use
3261 sra_build_elt_assignment.
3262 (generate_one_element_int): Take elt instead of var. Use
3263 sra_build_elt_assignment.
3264 (generate_element_init_1): Adjust.
3265 (scalarize_use, scalarize_copy): Use REPLDUP.
3266 (scalarize_ldst): Move assert before dereference.
3267 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3269 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3272 * tree.c (reconstruct_complex_type): Reconstruct a reference
3274 Also use the same mode for the pointer as the old pointer type.
3276 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3278 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3281 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3283 PR rtl-optimization/31676
3284 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3285 (df_refs_record): Call it.
3287 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3289 * rtl.def (SS_ABS): New code.
3290 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3291 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3292 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3293 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3294 (bfin_init_builtins): Define them.
3295 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3296 (bfin_expand_builtin): ... and handle the others here.
3297 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3298 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3299 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3300 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3301 operand is only HImode.
3303 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3305 * regclass.c (scan_one_insn): Remove splitting of
3308 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3309 Nigel Stephens <nigel@mips.com>
3311 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3313 2007-04-28 Jan Hubicka <jh@suse.cz>
3315 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3316 insn_locators_alloc instead of insn_locators_initialize;
3317 call reset_block_changes.
3318 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3319 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3320 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3321 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3322 * config/score/score.c (th_output_mi_thunk): Likewise.
3323 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3324 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3325 tolerate uninitialized locator info.
3328 * function.c (init_function_start): Don't init line number info.
3329 (expand_function_end): Update.
3330 (reset_block_changes, record_block_change, finalize_block_changes,
3331 check_block_change, free_block_changes): Kill.
3332 * function.h (reset_block_changes, record_block_change,
3333 finalize_block_changes, check_block_change, free_block_changes): Remove
3335 (struct function): Remove ib_boundaries_block.
3336 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3337 Use curr_insn_locator to initialize locator.
3338 (emit_line_note): Remove.
3339 * cfgexpand.c (expand_gimple_cond_expr): Update.
3340 (construct_exit_block): Likewise.
3341 (tree_expand_cfg): Initialize/finalize locators.
3342 * expr.c (expand_expr_real): Update.
3343 * cfglayout.c (line_locators_locs, line_locators_lines,
3344 file_locators_locs, file_locators_files): Remove.
3345 (set_block_levels): Move to cfgexpand.c.
3346 (insn_locators_initialize): Remove.
3347 (pass_insn_locators_initialize): Remove.
3348 (locations_locators_locs, locations_locators_vals): New static vars.
3349 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3351 (insn_locators_alloc, insn_locators_finalize,
3352 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3354 (locator_location): New.
3355 (locator_line, locator_file): Rewrite.
3356 * rtl.h (emit_line_note): Kill.
3357 (insn_locators_alloc, insn_locators_finalize,
3358 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3360 * tree-inline.c (initialize_cfun): Do not initialize
3361 ib_boundaries_block.
3362 * passes.c (pass_insn_locators_initialize): Remove.
3364 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3366 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3367 info. Update last_basic_block correctly.
3369 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3372 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3373 register itself to hold the offset constant. Tell flow the use
3374 of r4 and r5 when they are used.
3376 2007-04-27 Richard Guenther <rguenther@suse.de>
3378 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3379 if we simplified anything.
3380 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3381 warnings until we did a simplification and the stmt was not
3382 marked as TREE_NO_WARNING.
3384 2007-04-27 Mike Stump <mrs@apple.com>
3386 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3388 2007-04-27 Ian Lance Taylor <iant@google.com>
3391 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3392 TYPE_MAX_VALUE exist, convert them to the new type.
3394 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3396 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3397 if it claims to be available.
3398 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3400 (perform_tree_ssa_dce): Always free postdominators.
3402 2007-04-27 Richard Henderson <rth@redhat.com>
3404 * config/alpha/predicates.md (aligned_memory_operand): Mark
3405 as define_special_predicate.
3406 (unaligned_memory_operand, normal_memory_operand): Likewise.
3407 (reg_or_unaligned_mem_operand): Remove.
3408 (any_memory_operand): Match the documentation and check for
3409 non-renumbered pseudos during reload.
3410 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3411 alpha_secondary_reload_class, update to new interface, make static.
3412 Handle CQImode like HImode. Remove FP subreg check.
3413 (alpha_expand_mov): Use replace_equiv_address.
3414 (alpha_expand_mov_nobwx): Use any_memory_operand.
3415 (TARGET_SECONDARY_RELOAD): New.
3416 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3417 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3418 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3419 * config/alpha/alpha.md: ... here.
3420 (RELOAD12, reloadmode): New.
3422 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3423 Don't handle the aligned case here.
3424 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3425 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3426 reload_inhi_help. Don't expect a scratch register.
3427 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3429 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3431 2007-04-27 Richard Guenther <rguenther@suse.de>
3433 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3435 2007-04-27 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/30965
3438 PR tree-optimization/30978
3439 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3440 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3441 (find_equivalent_equality_comparison): Likewise.
3442 (simplify_cond): Likewise.
3443 (get_prop_source_stmt): New helper.
3444 (get_prop_dest_stmt): Likewise.
3445 (can_propagate_from): Likewise.
3446 (remove_prop_source_from_use): Likewise.
3447 (combine_cond_expr_cond): Likewise.
3448 (forward_propagate_comparison): New function.
3449 (forward_propagate_into_cond): Rewrite to use fold for
3451 (tree_ssa_forward_propagate_single_use_vars): Call
3452 forward_propagate_comparison to propagate comparisons.
3454 2007-04-27 Richard Guenther <rguenther@suse.de>
3456 PR tree-optimization/31715
3457 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3458 sure to do computation on the offset in an appropriate
3461 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3463 * reload.h (elimination_target_reg_p): Declare.
3464 * reload.c (find_reloads): Don't apply the reg_rtx move
3465 optimization if the SET_DEST satisfies elimination_target_reg_p.
3466 * reload1.c (elimination_target_reg_p): New function.
3467 (gen_reload): In the move/add2 fallback, make sure that op0
3468 does not overlap the destination register.
3470 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3472 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3473 transform only GIMPLE_MODIFY_STMTs.
3474 * tree-complex.c (expand_complex_operations_1): Ditto.
3475 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3476 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3477 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3479 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3480 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3481 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3482 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3483 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3484 slpeel_add_loop_guard): Ditto.
3485 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3486 * lambda-code.c (perfect_nestify): Ditto.
3487 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3488 before the first statement.
3489 * tree-optimize.c (execute_free_datastructures): Fix comments.
3490 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3491 * tree-flow.h (disband_implicit_edges): Declaration removed.
3492 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3494 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3496 (disband_implicit_edges, has_label_p): Removed.
3497 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3498 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3500 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3502 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3503 also for COND_EXPRs.
3504 * cfgexpand.c (label_rtx_for_bb): New function.
3505 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3506 Use label_rtx_for_bb to find the labels.
3507 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3508 last block. Detect fallthru edges.
3510 2007-04-26 Ian Lance Taylor <iant@google.com>
3513 * reload.c (find_reloads_subreg_address): If the address was valid
3514 in the original mode but not in the new mode, reload the whole
3517 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3519 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3520 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3521 (cleanup_control_expr_graph): Do not invalidate dominance info.
3522 Record altered blocks.
3523 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3524 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3525 cleanup_tree_cfg_bb): New functions.
3526 (remove_forwarder_block): Do not maintain the worklist of blocks.
3527 Record altered blocks.
3528 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3530 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3531 delete_unreachable_blocks if dominators are not available.
3532 * tree-inline.c (optimize_inline_calls): Free dominance information
3534 * tree-flow.h (remove_edge_and_dominated_blocks,
3535 cfgcleanup_altered_bbs): Altered.
3536 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3538 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3540 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3541 do not invalidate dominators.
3543 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3545 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3546 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3547 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3548 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3550 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3552 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3554 2007-04-26 Richard Guenther <rguenther@suse.de>
3556 PR tree-optimization/31703
3557 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3558 the right type for the target of the bittest.
3560 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3562 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3563 ix86_sol10_return_in_memory.
3565 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3567 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3570 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3573 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3575 PR tree-optimization/30558
3576 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3577 clear this_state.prev_try.
3579 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3580 Mark Mitchell <mark@codesourcery.com>
3582 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3583 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3584 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3586 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3589 * doc/invoke.texi (%:print-asm-header): Document.
3590 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3592 (static_spec_functions): Add print-asm-header.
3593 (main): Print a banner before the --target-help linker options.
3594 (print_asm_header_spec_function): New function.
3596 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3599 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3600 (movsf_ie): Likewise.
3602 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3604 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3606 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3608 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3610 (__umodsi3, __modsi3): Likewise.
3612 2007-04-25 Dirk Mueller <dmueller@suse.de>
3614 * c-typeck.c (build_compound_expr): Annotate warning()
3615 call with OPT_Wunused_value.
3616 * tree-ssa.c (warn_uninit): Annotate warning with
3618 * c-common.c (handle_sentinel_attribute): Annotate warning
3619 call with OPT_Wattributes.
3621 2007-04-25 Thiemo Seufer <ths@mips.com>
3623 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3625 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3626 on to the assembler. Improve handling of -mno-mips16. Add handling
3627 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3628 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3629 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3630 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3632 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3635 * config/i386/winnt.c (i386_pe_file_end): Strip only
3636 USER_LABEL_PREFIX when writing export name.
3638 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3640 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3641 sh/elf.h, vx-common.h and vxworks.h.
3642 * config/sh/sh.h: Include config/vxworks-dummy.h.
3643 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3644 (OVERRIDE_OPTIONS): Use it.
3645 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3646 (vxworks_picreg): New pattern.
3647 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3648 VXWORKS_OS_CPP_BUILTINS.
3649 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3650 to their VXWORKS_* equivalents.
3651 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3652 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3653 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3654 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3655 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3656 -mrtp/-fPIC multilibs.
3657 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3658 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3659 (MULTILIB_OSDIRNAMES): Delete.
3661 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3664 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3666 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3668 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3669 rounding mode to be specified by the caller.
3670 (real_to_mpfr) Likewise.
3671 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3672 include new arguments.
3673 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3675 2007-04-24 Ian Lance Taylor <iant@google.com>
3677 PR tree-optimization/31605
3678 * tree-vrp.c (set_value_range): Check that min and max are not
3679 both overflow infinities.
3680 (set_value_range_to_value): New static function.
3681 (extract_range_from_binary_expr): Call set_value_range_to_value.
3682 (extract_range_from_cond_expr): Likewise.
3683 (extract_range_from_expr): Likewise.
3684 (extract_range_from_unary_expr): Likewise. Don't create a range
3685 which overflows on both sides.
3686 (vrp_meet): Check for a useless range.
3687 (vrp_visit_phi_node): If we see a constant which looks like an
3688 overflow infinity, turn off the TREE_OVERFLOW flag.
3690 2007-04-24 Ian Lance Taylor <iant@google.com>
3692 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3694 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3697 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3698 diagnostic message is being built.
3699 * tree-pretty-print.c (dump_generic_node): Only write the
3700 formatted text into BUFFER's stream if we are not building a
3702 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3704 * Makefile.in (toplev.o): Depend on tree-pass.h.
3706 2007-04-24 Ian Lance Taylor <iant@google.com>
3708 PR tree-optimization/31602
3709 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3710 conditionals in the copied loop header.
3711 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3712 warnings if TREE_NO_WARNING is set.
3713 * doc/invoke.texi (Warning Options): Clarify that
3714 -Wstrict-overflow does not warn about loops.
3716 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3718 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3719 expand on the comment about _Decimal128 arguments and check the
3720 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3721 that _Decimal128 argument uses even/odd register pair.
3722 (function_arg): Ditto.
3724 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3726 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3727 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3729 2007-04-24 Richard Guenther <rguenther@suse.de>
3730 Olga Golovanevsky <olga@il.ibm.com>
3732 * fold-const.c (multiple_of_p): Check for bottom
3735 2007-04-24 Richard Henderson <rth@redhat.com>
3737 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3738 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3739 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3740 looking for non-zero bits shifted out. Avoid a recursive call
3741 when constructing the scalar.
3742 (__floatundisf): Likewise.
3744 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3746 * dwarf2out.c (field_byte_offset): Move the existing logic
3747 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3748 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3750 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3753 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3754 argument of 0 for memset.
3755 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3756 unsigned shift instead of the signed variant.
3758 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3760 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3761 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3762 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3763 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3764 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3765 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3766 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3767 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3768 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3769 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3770 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3771 "mul<mode>3", "div<mode>3"): Insn definitions added.
3772 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3773 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3774 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3775 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3776 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3777 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3778 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3779 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3780 TARGET_FLOAT_FORMAT): Macro definitions removed.
3781 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3782 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3783 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3784 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3785 (s390_gen_rtx_const_DI): Function removed.
3786 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3788 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3790 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3791 over an external ffs function.
3793 2007-04-24 Chao-ying Fu <fu@mips.com>
3794 Richard Sandiford <richard@nildram.co.uk>
3796 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3797 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3798 (smadd_widen_optab, umadd_widen_optab): Define.
3799 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3801 * genopinit.c (optabs): Fill in smadd_widen_optab and
3803 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3804 and umadd_widen_optab to implement multiply-add sequences.
3805 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3806 (<u>maddsidi4): ...this. Extend condition to include
3807 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3808 of operand 0 to "ka" and use the three-operand form of madd<u>
3810 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3812 * config/mips/constraints.md (ka): New register constraint.
3814 2007-04-24 Jan Hubicka <j@suse.cz>
3818 2007-04-23 Jan Hubicka <jh@suse.cz>
3819 * function.c (init_function_start): Don't init line number info.
3820 (expand_function_end): Update.
3821 (reset_block_changes, record_block_change, finalize_block_changes,
3822 check_block_change, free_block_changes): Kill.
3823 * function.h (reset_block_changes, record_block_change,
3824 finalize_block_changes, check_block_change, free_block_changes): Remove
3826 (struct function): Remove ib_boundaries_block.
3827 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3828 Use curr_insn_locator to initialize locator.
3829 (emit_line_note): Remove.
3830 * cfgexpand.c (expand_gimple_cond_expr): Update.
3831 (construct_exit_block): Likewise.
3832 (tree_expand_cfg): Initialize/finalize locators.
3833 * expr.c (expand_expr_real): Update.
3834 * cfglayout.c (line_locators_locs, line_locators_lines,
3835 file_locators_locs, file_locators_files): Remove.
3836 (set_block_levels): Move to cfgexpand.c.
3837 (insn_locators_initialize): Remove.
3838 (pass_insn_locators_initialize): Remove.
3839 (locations_locators_locs, locations_locators_vals): New static vars.
3840 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3842 (insn_locators_alloc, insn_locators_finalize,
3843 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3845 (locator_location): New.
3846 (locator_line, locator_file): Rewrite.
3847 * rtl.h (emit_line_note): Kill.
3848 (insn_locators_alloc, insn_locators_finalize,
3849 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3851 * tree-inline.c (initialize_cfun): Do not initialize
3852 ib_boundaries_block.
3853 * passes.c (pass_insn_locators_initialize): Remove.
3855 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3857 * doc/invoke.texi: Removed leading '-' from option index entries.
3859 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3861 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3863 (create_phi_node): Use set_phi_nodes.
3864 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3865 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3866 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3867 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3868 (bsi_start, bsi_last): Use bb_stmt_list.
3869 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3870 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3871 Traverse the statements using tsi iterator.
3872 * basic-block.h (struct basic_block_def): Fields stmt_list
3873 and phi_nodes moved to ...
3874 (struct tree_bb_info): ... new structure.
3875 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3876 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3877 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3878 (tree_verify_flow_info): Verify that il.tree is not set for
3879 entry and exit block.
3880 (tree_split_block): Use set_bb_stmt_list.
3882 2007-04-23 Mike Stump <mrs@apple.com>
3884 * config/i386/i386.c (ix86_tune_features
3885 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3888 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3890 * config/i386/i386.md (prefix_extra): New attribute.
3891 (length): Add prefix_extra.
3893 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3894 (sse2_movntv2di): Likewise.
3895 (sse2_cvtps2dq): Likewise.
3896 (sse2_cvtpd2pi): Likewise.
3897 (sse2_cvttpd2pi): Likewise.
3898 (*sse2_cvtpd2ps): Likewise.
3899 (*add<mode>3): Likewise.
3900 (sse2_ssadd<mode>3): Likewise.
3901 (sse2_usadd<mode>3): Likewise.
3902 (*sub<mode>3): Likewise.
3903 (sse2_sssub<mode>3): Likewise.
3904 (sse2_ussub<mode>3): Likewise.
3905 (*mulv8hi3): Likewise.
3906 (*smulv8hi3_highpart): Likewise.
3907 (*umulv8hi3_highpart): Likewise.
3908 (sse2_umulv2siv2di3): Likewise.
3909 (sse2_pmaddwd): Likewise.
3910 (ashr<mode>3): Likewise.
3911 (lshr<mode>3): Likewise.
3912 (ashl<mode>3): Likewise.
3913 (sse2_ashlti3): Likewise.
3914 (sse2_lshrti3): Likewise.
3915 (*umaxv16qi3): Likewise.
3916 (*smaxv8hi3): Likewise.
3917 (*uminv16qi3): Likewise.
3918 (*sminv8hi3): Likewise.
3919 (sse2_eq<mode>3): Likewise.
3920 (sse2_gt<mode>3): Likewise.
3921 (*and<mode>3): Likewise.
3922 (sse2_nand<mode>3): Likewise.
3923 (*ior<mode>3): Likewise.
3924 (*xor<mode>3): Likewise.
3925 (sse2_packsswb): Likewise.
3926 (sse2_packssdw): Likewise.
3927 (sse2_packuswb): Likewise.
3928 (sse2_punpckhbw): Likewise.
3929 (sse2_punpcklbw): Likewise.
3930 (sse2_punpckhwd): Likewise.
3931 (sse2_punpcklwd): Likewise.
3932 (sse2_punpckhdq): Likewise.
3933 (sse2_punpckldq): Likewise.
3934 (sse2_punpckhqdq): Likewise.
3935 (sse2_punpcklqdq): Likewise.
3936 (*sse2_pinsrw): Likewise.
3937 (*sse2_pextrw): Likewise.
3938 (sse2_pshufd_1): Likewise.
3939 (sse2_uavgv16qi3): Likewise.
3940 (sse2_uavgv8hi3): Likewise.
3941 (sse2_psadbw): Likewise.
3942 (sse2_pmovmskb): Likewise.
3943 (*sse2_maskmovdqu): Likewise.
3944 (*sse2_maskmovdqu_rex64): Likewise.
3945 (sse4a_extrqi): Likewise.
3946 (sse4a_extrq): Likewise.
3947 (sse3_lddqu): Set prefix_rep.
3948 (sse3_addsubv4sf3): Likewise.
3949 (sse3_haddv4sf3): Likewise.
3950 (sse3_hsubv4sf3): Likewise.
3951 (sse_cvtss2si): Likewise.
3952 (sse_cvtss2si_2): Likewise.
3953 (sse_cvtss2siq): Likewise.
3954 (sse_cvtss2siq_2): Likewise.
3955 (sse_cvttss2si): Likewise.
3956 (sse_cvttss2siq): Likewise.
3957 (sse2_cvttps2dq): Likewise.
3958 (sse3_movshdup): Likewise.
3959 (sse3_movsldup): Likewise.
3960 (sse2_cvtsd2si): Likewise.
3961 (sse2_cvtsd2si_2): Likewise.
3962 (sse2_cvtsd2siq): Likewise.
3963 (sse2_cvtsd2siq_2): Likewise.
3964 (sse2_cvttsd2si): Likewise.
3965 (sse2_cvttsd2siq): Likewise.
3966 (*sse2_cvtpd2dq): Likewise.
3967 (*sse2_cvttpd2dq): Likewise.
3968 (sse2_pshuflw_1): Likewise.
3969 (sse2_pshufhw_1): Likewise.
3970 (sse4a_insertqi): Likewise.
3971 (sse4a_insertq): Likewise.
3972 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3973 (ssse3_phadddv4si3): Likewise.
3974 (ssse3_phaddswv8hi3): Likewise.
3975 (ssse3_phsubwv8hi3): Likewise.
3976 (ssse3_phsubdv4si3): Likewise.
3977 (ssse3_phsubswv8hi3): Likewise.
3978 (ssse3_pmaddubswv8hi3): Likewise.
3979 (ssse3_pmulhrswv8hi3): Likewise.
3980 (ssse3_pshufbv16qi3): Likewise.
3981 (ssse3_psign<mode>3): Likewise.
3982 (ssse3_palignrti): Likewise.
3983 (abs<mode>2): Likewise.
3984 (ssse3_phaddwv4hi3): Set prefix_extra.
3985 (ssse3_phadddv2si3): Likewise.
3986 (ssse3_phaddswv4hi3): Likewise.
3987 (ssse3_phsubwv4hi3): Likewise.
3988 (ssse3_phsubdv2si3): Likewise.
3989 (ssse3_phsubswv4hi3): Likewise.
3990 (ssse3_pmaddubswv4hi3): Likewise.
3991 (ssse3_pmulhrswv4hi3): Likewise.
3992 (ssse3_pshufbv8qi3): Likewise.
3993 (ssse3_psign<mode>3): Likewise.
3994 (ssse3_palignrdi): Likewise.
3995 (abs<mode>2): Likewise.
3996 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3997 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3998 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4000 2007-04-23 Nick Clifton <nickc@redhat.com>
4002 * params.def: Fix formatting of emacs local variables.
4004 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4006 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4007 move if inter-unit move isn't allowed.
4008 Don't split moving the first element of V2DI to DI to inter-unit
4009 move if inter-unit move isn't allowed.
4011 2007-04-23 Richard Guenther <rguenther@suse.de>
4013 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4014 and CDI_POST_DOMINATORS separately.
4016 2007-04-23 Nick Clifton <nickc@redhat.com>
4018 * c.opt (Wformat-contains-nul): Add warning attribute.
4020 2007-04-23 Jan Hubicka <jh@suse.cz>
4022 * function.c (init_function_start): Don't init line number info.
4023 (expand_function_end): Update.
4024 (reset_block_changes, record_block_change, finalize_block_changes,
4025 check_block_change, free_block_changes): Kill.
4026 * function.h (reset_block_changes, record_block_change,
4027 finalize_block_changes, check_block_change, free_block_changes): Remove
4029 (struct function): Remove ib_boundaries_block.
4030 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4031 Use curr_insn_locator to initialize locator.
4032 (emit_line_note): Remove.
4033 * cfgexpand.c (expand_gimple_cond_expr): Update.
4034 (construct_exit_block): Likewise.
4035 (tree_expand_cfg): Initialize/finalize locators.
4036 * expr.c (expand_expr_real): Update.
4037 * cfglayout.c (line_locators_locs, line_locators_lines,
4038 file_locators_locs, file_locators_files): Remove.
4039 (set_block_levels): Move to cfgexpand.c.
4040 (insn_locators_initialize): Remove.
4041 (pass_insn_locators_initialize): Remove.
4042 (locations_locators_locs, locations_locators_vals): New static vars.
4043 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4045 (insn_locators_alloc, insn_locators_finalize,
4046 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4048 (locator_location): New.
4049 (locator_line, locator_file): Rewrite.
4050 * rtl.h (emit_line_note): Kill.
4051 (insn_locators_alloc, insn_locators_finalize,
4052 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4054 * tree-inline.c (initialize_cfun): Do not initialize
4055 ib_boundaries_block.
4056 * passes.c (pass_insn_locators_initialize): Remove.
4058 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4061 * expr.c (reduce_to_bit_field_precision): Handle
4064 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4066 PR tree-optimization/24659
4067 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4068 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4069 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4070 * genopinit.c (optabs): Rename vec_pack_mod_optab
4071 to vec_pack_trunc_optab.
4072 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4073 early for scalar floating point operands for NOP_EXPR.
4074 (vectorizable_type_promotion): Ditto.
4075 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4076 vec_pack_trunc_optab.
4077 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4079 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4080 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4081 Rename from VEC_PACK_MOD_EXPR.
4082 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4083 * expr.c (expand_expr_real_1): Ditto.
4084 * tree-inline.c (estimate_num_insns_1): Ditto.
4085 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4087 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4088 (vec_unpacks_lo_v4sf): Ditto.
4089 (vec_pack_trunc_v2df): Ditto.
4090 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4091 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4092 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4094 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4096 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4098 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4099 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4100 packing of floating point operands.
4101 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4102 represent unpacking of floating point operands.
4103 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4104 [vec_unpacks_hi]: Ditto.
4105 [vec_unpacks_lo]: Ditto.
4107 2007-04-22 Jan Hubicka <jh@suse.cz>
4109 * final.c (rest_of_handle_final): Call
4110 targetm.asm_out.constructor/targetm.asm_out.destructor
4111 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4112 proper priority via decl_*_priority_insert.
4113 * c-common.c (c_expand_body): Likewise.
4115 2007-04-22 Richard Guenther <rguenther@suse.de>
4117 PR tree-optimization/29789
4118 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4119 (rewrite_reciprocal): New helper split out from
4120 determine_invariantness_stmt.
4121 (rewrite_bittest): Likewise.
4122 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4123 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4126 2007-04-22 Revital Eres <eres@il.ibm.com>
4128 * loop-unroll.c (var_to_expand): New field to support also
4129 insns of the form x = something + x.
4130 (analyze_insn_to_expand_var): Use it.
4131 (expand_var_during_unrolling): Likewise.
4133 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4135 * predict.c: Include pointer-set.h.
4136 (bb_predictions): New variable.
4137 (tree_predicted_by_p, tree_predict_edge,
4138 remove_predictions_associated_with_edge): Use bb_predictions map
4139 instead of bb->predictions.
4140 (clear_bb_predictions, assert_is_empty): New functions.
4141 (combine_predictions_for_bb): Use bb_predictions map. Call
4142 clear_bb_predictions.
4143 (tree_estimate_probability): Create and free bb_predictions map.
4144 * Makefile.in (predict.o): Add pointer-set.h dependency.
4145 * basic-block.h (struct basic_block_def): Remove predictions
4147 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4149 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4152 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4155 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4157 * timevar.c (timevar_print): Change reference of --disable-checking to
4158 --enable-checking=release. Also warn if assert checking is disabled.
4160 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4163 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
4164 decl as addressable if the compound literal was marked as
4166 Mark the decl as a gimple register if it is a complex or
4167 vector decl and does not live in memory.
4169 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4171 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4172 (GENERIC_NEXT): New function macro.
4173 (PHI_CHAIN): Use phi_node's new chain variable.
4174 (tree_phi_node): Change tree_common to tree_base
4175 and add the chain field.
4176 * tree-phinodes.c (make_phi_node): Don't set
4177 TREE_TYPE on the new node.
4178 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
4179 instead of checking GIMPLE_TUPLE_P in chain_next.
4180 * tree-vect-transform.c
4181 (get_initial_def_for_induction): Look at
4182 PHI_RESULT_TREE for the type of the phi node.
4183 (update_vuses_to_preheader): Use PHI_CHAIN
4184 instead of TREE_CHAIN on the phi node.
4185 * tree-ssa-structalias.c (compute_points_to_sets):
4187 (ipa_pta_execute): Likewise.
4189 2007-04-21 Richard Guenther <rguenther@suse.de>
4192 * fold-const.c (fold_unary): Call fold_convert_const on the
4195 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
4197 * gcse.c (store_killed_in_insn): Handle PARALLELs.
4198 (store_killed_in_pat): New.
4200 2007-04-20 Richard Henderson <rth@redhat.com>
4203 * config/i386/i386.c (type_has_variadic_args_p): Look for any
4204 TREE_LIST with a void_type_node value, not void_list_node exactly.
4206 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
4208 * doc/standards.texi: Re-arrange into language-specific
4209 subsections. Add a C++ section, documenting which standards we
4212 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4214 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
4215 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
4217 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
4219 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
4220 ecrti.o and crtbegin.o.
4221 (LIB_DEFAULT_SPEC): Include -lc.
4222 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
4224 2007-04-20 Richard Henderson <rth@redhat.com>
4227 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
4228 argument; update all callers.
4229 (get_unaligned_offset): New.
4230 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
4231 get_unaligned_address, just pass on the address directly.
4232 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
4233 the subreg in the helper patterns.
4234 (unaligned_extendqidi_le): Use get_unaligned_offset.
4235 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
4236 (unaligned_extendhidi_be): Likewise.
4237 (unaligned_extendhidi): Tidy.
4238 * config/alpha/alpha-protos.h: Update.
4240 2007-04-20 Richard Henderson <rth@redhat.com>
4242 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
4243 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4244 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
4245 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4246 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4247 (CPP_SPEC): Don't include %(cpp_subtarget).
4248 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
4249 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4250 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4252 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4254 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4255 for __builtin_ia32_cmpordss.
4257 PR tree-optimization/31632
4258 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4259 and arg1 for optimizations of comparison against min/max values.
4260 Fold arg0 to arg1's type for optimizations of comparison against
4261 min+1 and max-1 values.
4263 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4265 * reload.c (combine_reloads): When trying to use a dying register,
4266 check whether it's uninitialized and don't use if so.
4268 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4270 * fold-const.c: Remove prototypes for native_encode_expr and
4271 native_interpret_expr.
4272 (native_encode_expr): Make non-static.
4273 (native_interpret_expr): Likewise.
4274 * tree.h: Add prototypes for the above.
4276 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4278 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4279 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4280 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4281 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4282 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4283 Add length attributes.
4285 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4287 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4290 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4291 __STDC_WANT_DEC_FP__.
4293 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4295 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4296 for long double compatibility.
4297 * configure: Regenerate.
4299 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4301 PR rtl-optimization/29841
4302 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4304 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4305 that may cause control flow transfer from being moved.
4307 2007-04-18 Jan Hubicka <jh@suse.cz>
4309 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4312 2007-04-18 Eric Christopher <echristo@apple.com>
4314 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4315 only. Update operands.
4316 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4317 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4318 link register to pic register.
4320 2007-04-18 Dirk Mueller <dmueller@suse.de>
4323 * tree-vrp.c (search_for_addr_array): New.
4324 (check_array_bounds): Suppress warning about
4325 address taken of array refs if its not de-referenced.
4327 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4329 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4330 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4332 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4333 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4334 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4336 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4338 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4340 (vect_analyze_scalar_cycles): Fix indentation.
4341 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4342 (vect_mark_relevant): Include phis in relevance analysis.
4344 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4346 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4348 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4349 output_operand_lossage().
4351 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4353 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4354 the unused code for reduction without adjust-in-epilog to simplify the
4357 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4359 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4360 (S390_TDC_NEGATIVE_ZERO): New constant.
4361 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4362 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4363 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4364 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4365 (S390_TDC_POSITIVE_INFINITY): New constant.
4366 (S390_TDC_NEGATIVE_INFINITY): New constant.
4367 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4368 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4369 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4370 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4371 (S390_TDC_INFINITY): New constant.
4372 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4373 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4374 optimization for UNSPEC_CCZ_TO_INT.
4375 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4376 ("*ccz_to_int"): New insn.
4377 ("isinf<mode>2"): New insn.
4378 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4379 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4380 (UNSPEC_CCZ_TO_INT): New constant.
4382 2007-04-18 Richard Guenther <rguenther@suse.de>
4384 PR tree-optimization/19431
4385 PR tree-optimization/21463
4386 * tree-pass.h (pass_phiprop): Declare.
4387 * passes.c (init_optimization_passes): New phiprop pass.
4388 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4389 (phivn_valid_p): New helper function.
4390 (phiprop_insert_phi): Likewise.
4391 (propagate_with_phi): Likewise.
4392 (tree_ssa_phiprop): New propagator propagating loads
4393 through phi nodes if profitable.
4395 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4397 * tree-vect-analyze.c (process_use): New function.
4398 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4399 Check phis in all bbs.
4400 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4403 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4405 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4408 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4411 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4414 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4416 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4418 (sse_vmmulv4sf3): Likewise.
4419 (sse2_vmaddv2df3): Likewise.
4420 (sse2_vmmulv2df3): Likewise.
4422 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4424 PR rtl-optimization/31360
4425 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4426 (target_reg_cost): New.
4427 (init_set_costs): Initialize target_reg_cost. Add comments
4428 regarding the rationale of the costs.
4429 (global_cost_for_size): Renamed to...
4430 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4431 of register pressure.
4432 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4433 estimate_reg_pressure_cost. Add number of ivs.
4434 (determine_set_costs): Dump target_reg_cost.
4435 * loop-invariant.c (gain_for_invariant): Use
4436 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4437 (best_gain_for_invariant, find_invariants_to_move): Remove
4439 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4440 (target_reg_cost): Declare.
4441 (global_cost_for_size): Declaration removed.
4442 (estimate_reg_pressure_cost): Declare.
4444 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4446 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4447 regnos into even/odd register pairs.
4448 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4449 TDmode similar to the other floating point modes.
4450 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4451 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4453 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4454 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4455 (movdd_hardfloat64): Use TARGET_MFPGPR.
4457 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4459 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4462 2005-01-05 Richard Henderson <rth@redhat.com>
4464 * reload1.c (do_input_reload): Restrict the optimization deleteing
4465 a previous output reload to RELOAD_FOR_INPUT.
4467 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4469 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4470 induc_vec_info_type.
4471 (vectorizable_induction): New function declaration.
4472 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4473 check if already vectorized. Find first place in BB where new stmts
4474 can be inserted. Takes only one argument.
4475 (vectorizable_induction): New function.
4476 (vect_transform_stmt): Add case for induc_vec_info_type to call
4477 vectorizable_induction.
4478 (vect_transform_loop): Consider phis for vectorization.
4479 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4481 (analyze_operations): Call vectorizable_induction when analyzing phis.
4483 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4484 (vect_mark_relevant): Include phis in relevance analysis.
4485 (vect_mark_stmts_to_be_vectorize): Likewise.
4486 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4488 2007-04-16 Lawrence Crowl <crowl@google.com>
4490 * doc/invoke.texi (Debugging Options): Add documentation for the
4491 -femit-struct-debug options -femit-struct-debug-baseonly,
4492 -femit-struct-debug-reduced, and
4493 -femit-struct-debug-detailed[=...].
4495 * c-opts.c (c_common_handle_option): Add
4496 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4497 and OPT_femit_struct_debug_detailed_.
4498 * c.opt: Add specifications for
4499 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4500 and -femit-struct-debug-detailed[=...].
4501 * opts.c (set_struct_debug_option): Parse the
4502 -femit-struct-debug-... options.
4503 * opts.c (matches_main_base, main_input_basename,
4504 main_input_baselength, base_of_path, matches_main_base): Add
4505 variables and functions to compare header base name to compilation
4507 * opts.c (should_emit_struct_debug): Add to determine to emit a
4508 structure based on the option.
4509 (dump_struct_debug) Also disabled function to debug this
4511 * opts.c (handle_options): Save the base name of the
4514 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4515 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4516 This hook indicates if a type is generic. Set it by default
4518 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4519 to determine if a struct type is generic or not.
4520 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4521 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4522 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4525 * flags.h (enum debug_info_usage): Add an enumeration to describe
4526 a program's use of a structure type.
4527 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4528 to indicate the program's usage of the type. Filter structs based
4529 on the -femit-struct-debug-... specification.
4530 (gen_type_die): Split into two routines, gen_type_die and
4531 gen_type_die_with_usage. gen_type_die is now a wrapper
4532 that assumes direct usage.
4533 (gen_type_die_with_usage): Replace calls to gen_type_die
4534 with gen_type_die_with_usage adding the program usage of
4535 the referenced type.
4536 (dwarf2out_imported_module_or_decl): Suppress struct debug
4537 information using should_emit_struct_debug when appropriate.
4539 2007-04-16 Ian Lance Taylor <iant@google.com>
4541 PR tree-optimization/31522
4542 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4543 (vrp_initialize): Allocate vr_phi_edge_counts.
4544 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4545 executable edge. Drop test for all constants.
4546 (vrp_finalize): Free vrp_phi_edge_counts.
4548 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4549 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4551 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4552 predecessors at head rather than tail.
4554 2007-04-16 Matthias Klose <doko@debian.org>
4556 * config/alpha/linux.h (CPP_SPEC): Define.
4557 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4559 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4561 * function.h: Remove sequence_stack extern declaration.
4563 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4565 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4567 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4570 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4572 * config/avr/avr.c (avr_arch_types): Rearranging array.
4573 (enum avr_arch): Add.
4574 (avr_mcu_types): Use avr_arch enumeration constants instead of
4576 * config/avr/avr.h (LINK_SPEC): Simplify.
4578 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4580 * config/m68k/m68k.c (m68k_libcall_value,
4581 m68k_function_value): Use macros for register names more.
4583 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4585 (M68K_REGNAME): Use A6_REG.
4586 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4588 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4591 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4592 'pending_read_list_length' and 'pending_write_list_length'. Update
4594 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4595 to handle two length counters instead of one. Update all uses.
4596 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4597 two length counters instead of one.
4598 * sched-rgn.c (propagate_deps): Update to handle two length counters
4601 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4604 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4605 copy of source, pass it to ix86_expand_vector_set and return
4608 2007-04-16 David Ung <davidu@mips.com>
4609 Joseph Myers <joseph@codesourcery.com>
4611 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4612 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4613 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4614 Add 74K processor information.
4615 * config/mips/mips.md: Include 74k.md.
4616 (cpu): Add 74kc,74kf,74kx.
4617 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4618 * config/mips/74k.md: New.
4619 * doc/invoke.texi (MIPS Options): Document 74K support.
4621 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4623 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4624 vectorizable_* functions.
4625 * tree-vect-transform.c (vectorizable_call): Add check for
4626 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4627 (vectorizable_store): likewise.
4628 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4630 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4631 (vectorizable_type_promotion, vectorizable_load): Likewise.
4632 (vectorizable_live_operation, vectorizable_condition): Likewise.
4633 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4635 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4637 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4639 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4640 register numbers more.
4641 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4642 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4643 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4644 FUNCTION_VALUE_REGNO_P): Likewise.
4645 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4646 STATIC_CHAIN_REGNUM): Likewise.
4647 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4648 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4649 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4650 * config/m68k/m68k.md (FP_REG): New.
4652 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4654 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4657 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4659 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4660 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4663 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4665 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4668 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4671 * c-decl.c (finish_decl): Grab the type of the decl after the call
4672 to store_init_value.
4674 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4676 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4678 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4681 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4682 post dominators and cleanup cfg before returning.
4684 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4686 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4687 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4689 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4691 * config.gcc: Recognize fido.
4692 * config/m68k/m68k-devices.def (fidoa): New.
4693 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4695 (FL_FIDOA, TARGET_FIDOA): New.
4696 * config/m68k/m68k.opt (mfidoa): New.
4698 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4701 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4702 when a personality function is used.
4704 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4706 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4708 2007-04-13 Mike Stump <mrs@apple.com>
4710 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4712 * config/darwin.opt (fapple-kext): Make C++ only.
4713 * config/darwin.c (darwin_override_options): Remove code to ensure
4714 -fapple-kext is given for C++ only.
4716 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4718 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4719 * config/mips/mips.c (override_options): Call
4720 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4722 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4724 * config/i386/i386.opt (msvr3-shlib): Removed.
4726 * doc/invoke.texi: Remove -msvr3-shlib.
4728 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4730 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4731 with "popcnt" instruction.
4733 2007-04-13 Richard Guenther <rguenther@suse.de>
4735 PR tree-optimization/21258
4736 * tree-vrp.c (compare_case_labels): New helper.
4737 (find_switch_asserts): New function.
4738 (find_assert_locations): Call it for SWITCH_EXPRs.
4740 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4742 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4743 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4744 check is now implied in X87_FLOAT_MODE_P.
4745 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4746 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4747 (fix_trunc<mode>_i386_fisttp): Ditto.
4748 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4749 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4750 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4751 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4752 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4753 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4754 (unnamed_splitters): Ditto.
4755 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4756 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4757 FIRST_SSE_REG for local functions when SSE math is enabled or
4758 for functions with sseregparm attribute.
4759 (standard_80387_constant_p): Return -1 if mode is not
4761 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4762 (ix86_expand_compare): Ditto.
4763 (ix86_expand_carry_flag_compare): Ditto.
4764 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4765 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4766 DECIMAL_FLOAT_MODE_P.
4767 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4768 of SCALAR_FLOAT_MODE_P.
4769 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4770 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4771 checks before FLOAT_MODE_P.
4772 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4773 before FLOAT_MODE_P.
4778 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4780 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4781 Charles Wilson <libtool@cwilson.fastmail.fm>
4783 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4784 (libgcc.mvars): Don't depend on them.
4785 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4786 * exec-tool.in: New.
4788 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4790 * doc/invoke.text (--help): Document --help=common.
4792 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4794 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4796 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4798 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4799 * genemit.c (main): Emit #include "integrate.h".
4800 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4801 (LOADGP_RTP): New mips_loadgp_style.
4802 * config/mips/mips.h: Include config/vxworks-dummy.h.
4803 (TARGET_RTP_PIC): New macro.
4804 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4805 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4806 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4808 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4809 -mvxworks-pic when using -mrtp and a PIC option.
4810 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4812 (mips_symbolic_constant_p, mips_symbolic_address_p)
4813 (mips_symbol_insns): Handle SYMBOL_HALF.
4814 (override_options): Warn about -G and -mrtp being used together.
4815 Initialize mips_lo_relocs[SYMBOL_HALF].
4816 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4817 (mips_emit_loadgp): Handle LOADGP_RTP.
4818 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4819 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4820 (tablejump): Handle function-relative case table entries if
4822 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4824 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4826 * config/mips/mips.md (load_call<mode>): Allow any general register.
4828 (sibcall_value_internal, sibcall_value_multiple_internal)
4829 (call_value_internal, call_value_split, call_value_multiple_internal)
4830 (call_value_multiple_split): Remove constraints from operand 0.
4832 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4834 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4835 rather than loadgp_noshared.
4836 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4837 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4839 * config/mips/mips.md (loadgp): Rename to...
4840 (loadgp_newabi): ...this.
4841 (loadgp_noshared): Rename to...
4842 (loadgp_absolute): ...this.
4844 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4846 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4847 false for locally-binding symbols.
4848 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4850 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4852 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4853 (SYMBOL_GOT_PAGE_OFST): ...this.
4854 (SYMBOL_GOT_GLOBAL): Rename to...
4855 (SYMBOL_GOT_DISP): ...this.
4856 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4857 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4858 * config/mips/mips.c (mips_global_symbol_p): New function.
4859 (mips_symbol_binds_local_p): Likewise.
4860 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4861 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4862 and mips_symbol_binds_local_p.
4863 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4864 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4865 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4867 (mips_ok_for_lazy_binding_p): New function.
4868 (mips_load_call_address, mips_expand_call): Use it.
4869 (mips_dangerous_for_la25_p): Likewise.
4870 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4871 (*got_disp<mode>): Use got_disp_operand instead of
4872 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4873 SYMBOL_GOTOFF_GLOBAL.
4874 (*got_page<mode>): Use got_page_ofst_operand instead of
4876 * config/mips/predicates.md (const_call_insn_operand): Use
4877 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4878 (global_got_operand): Rename to...
4879 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4881 (local_got_operand): Rename to...
4882 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4883 of SYMBOL_GOT_LOCAL.
4885 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4887 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4888 TARGET_CALL_CLOBBERED_GP.
4889 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4890 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4891 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4892 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4893 of TARGET_ABICALLS && !TARGET_NEWABI.
4894 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4895 * config/mips/mips.c (mips_load_call_address): Check
4896 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4897 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4898 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4899 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4900 TARGET_ABICALLS && TARGET_NEWABI.
4901 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4903 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4904 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4905 TARGET_ABICALLS && TARGET_NEWABI.
4906 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4907 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4908 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4909 whether indirect calls must use $25.
4910 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4912 * config/mips/mips.md (jal_macro): Check flag_pic and
4913 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4914 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4915 instead of TARGET_ABICALLS.
4916 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4917 TARGET_ABICALLS && TARGET_OLDABI.
4918 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4919 (sibcall): In the comment above the define_insn, mention
4920 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4921 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4922 instead of TARGET_ABICALLS.
4924 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4926 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4927 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4928 (MACFLAGS_MATCH_P): New macro.
4929 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4930 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4931 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4932 the other MACFLAG constants.
4933 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4934 (flag_machi): Tighten constraints. Renumber some of the operands.
4935 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4937 (flag_machi_parts_acconly): New pattern.
4938 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4940 (flag_macinit1hi): Tighten constraints.
4941 (flag_mul_macv2hi_parts_acconly): New pattern.
4943 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4944 Use a more efficient implementation.
4945 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4946 inline sequences when not optimizing for size.
4948 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4949 movhi_high2low): Delete, merge functionality into...
4950 (packv2hi): ... this pattern.
4952 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4953 * config/bfin/bfin.opt (msim): New option.
4954 (mcpu=): New option.
4955 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4956 (bfin_cpu_t): Typedef of enum bfin_cpu.
4957 (bfin_cpu_type): New declaration.
4958 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4959 -msim and -mcpu= options.
4960 (LIB_SPEC): Likewise.
4961 * config/bfin/bfin.c (bfin_cpu_type): Define.
4962 (bfin_handle_option): Handle -mcpu= option.
4963 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4964 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4965 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4967 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4969 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4970 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4971 (powerpc-wrs-vxworksae): Use ${tm_file}.
4972 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4973 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4974 * config/i386/vx-common.h: New file.
4976 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4978 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4981 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4983 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4986 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4990 * c-common.c (c_build_qualified_type): Set canonical type
4993 2007-04-12 Richard Guenther <rguenther@suse.de>
4995 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4996 lower bound and element size if lower bound is not zero
4997 or either of the ARRAY_REF operands is set.
4999 2007-04-12 Richard Guenther <rguenther@suse.de>
5001 PR tree-optimization/24689
5002 PR tree-optimization/31307
5003 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5005 * gimplify.c (canonicalize_addr_expr): To be consistent with
5006 gimplify_compound_lval only set operands two and three of
5007 ARRAY_REFs if they are not gimple_min_invariant. This makes
5008 it never at this place.
5009 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5011 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5013 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5014 null before emitting a .nsubspa directive.
5016 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5018 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5019 need_to_partition_p if there are no memory statements in the
5022 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5024 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5025 (gcd_of_steps_may_divide_p): New function.
5026 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5028 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5030 * reload.c (find_reloads_toplev, find_reloads_address,
5031 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5032 not a pointer equality test, to decide if we need to call
5033 push_reg_equiv_alt_mem.
5035 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5037 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5038 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5039 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5041 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5043 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5044 vector to be positive.
5046 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5050 * doc/invoke.texi: Document --params max-aliased-vops and
5052 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5053 debug_memory_partitions): Move to tree-flow.h
5054 * params.h (AVG_ALIASED_VOPS): Define.
5055 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5057 (mp_info_t): Likewise.
5058 (get_mem_sym_stats_for): New.
5059 (set_memory_partition): Move from tree-flow-inline.h.
5060 (mark_non_addressable): Only clear the set of symbols for the
5061 partition if it exists.
5062 (dump_memory_partitions): Move from tree-ssa-operands.c
5063 (debug_memory_partitions): Likewise.
5064 (need_to_partition_p): New.
5065 (dump_mem_ref_stats): New.
5066 (debug_mem_ref_stats): New.
5067 (dump_mem_sym_stats): New.
5068 (debug_mem_sym_stats): New.
5069 (update_mem_sym_stats_from_stmt): New.
5070 (compare_mp_info_entries): New.
5071 (mp_info_cmp): Call it.
5072 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5074 (get_mpt_for): Move from tree-ssa-operands.c.
5075 (find_partition_for): New.
5076 (create_partition_for): Remove.
5077 (estimate_vop_reduction): New.
5078 (update_reference_counts): New.
5079 (build_mp_info): New.
5080 (compute_memory_partitions): Refactor.
5081 Document new heuristic.
5082 Call build_mp_info, update_reference_counts,
5083 find_partition_for and estimate_vop_reduction.
5084 (compute_may_aliases): Populate virtual operands before
5085 calling debugging dumps.
5086 (delete_mem_sym_stats): New.
5087 (delete_mem_ref_stats): New.
5088 (init_mem_ref_stats): New.
5089 (init_alias_info): Call it.
5090 (maybe_create_global_var): Remove alias_info argument.
5091 Get number of call sites and number of pure/const call sites
5092 from gimple_mem_ref_stats().
5093 (dump_alias_info): Call dump_memory_partitions first.
5094 (dump_points_to_info_for): Show how many times a pointer has
5096 * opts.c (decode_options): For -O2 set --param
5097 max-aliased-vops to 500.
5098 For -O3 set --param max-aliased-vops to 1000 and --param
5099 avg-aliased-vops to 3.
5100 * fortran/options.c (gfc_init_options): Remove assignment to
5102 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5103 * tree-dfa.c (dump_variable): Dump memory reference
5105 Dump NO_ALIAS* settings.
5106 (referenced_var_lookup): Tidy.
5107 (mem_sym_stats): New.
5108 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5109 and ORIG are different SSA names for a memory partition.
5110 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5111 * tree-flow.h (struct mem_sym_stats_d): Define.
5112 (mem_sym_stats_t): Define.
5113 (struct mem_ref_stats_d): Define.
5114 (struct gimple_df): Add field mem_ref_stats.
5115 (enum noalias_state): Define.
5116 (struct var_ann_d): Add bitfield noalias_state.
5117 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5118 debug_mem_ref_stats, debug_memory_partitions,
5119 debug_mem_sym_stats): Declare.
5120 * tree-ssa-structalias.c (update_alias_info): Update call
5121 sites, pure/const call sites and asm sites in structure
5122 returned by gimple_mem_ref_stats.
5123 Remove local variable IS_POTENTIAL_DEREF.
5124 Increase NUM_DEREFS if the memory expression is a potential
5126 Call update_mem_sym_stats_from_stmt.
5127 If the memory references memory, call
5128 update_mem_sym_stats_from_stmt for all the direct memory
5129 symbol references found.
5130 (intra_create_variable_infos): Set noalias_state field for
5131 pointer arguments according to the value of
5132 flag_argument_noalias.
5133 * tree-ssa-structalias.h (struct alias_info): Remove fields
5134 num_calls_found and num_pure_const_calls_found.
5135 (update_mem_sym_stats_from_stmt): Declare.
5136 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5137 Set default value to 100.
5138 (PARAM_AVG_ALIASED_VOPS): Define.
5140 2007-04-11 Richard Guenther <rguenther@suse.de>
5143 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5144 a * -b + c as c - a * b if we honor sign dependent rounding.
5146 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5148 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5150 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5151 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5153 (initialize_trampoline): Don't use old-style function definition.
5154 (bfin_secondary_reload): Mark IN_P argument as unused.
5156 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5158 PR tree-optimization/31343
5159 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
5160 (build_polynomial_chrec): Return a scalar when the evolution is zero.
5161 * testsuite/gcc.dg/vect/pr31343.c: New.
5163 2007-04-10 Eric Christopher <echristo@apple.com>
5165 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
5166 * config/i386/i386.md (*cmpfp0): Use.
5167 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5168 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5169 (fix_trunc<mode>_i386_fisttp): Ditto.
5170 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5171 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5172 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5173 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5174 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5175 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5176 (unnamed_splitters): Ditto.
5177 * config/i386/i386.c (output_fix_trunc): Assert that
5178 we're not being passed a TFmode operand.
5180 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
5182 PR tree-optimization/31526
5183 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
5184 n_basic_blocks to find newly added blocks.
5186 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
5188 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
5190 (fix_trunc<mode>si_sse): Ditto.
5191 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
5192 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
5193 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
5194 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
5195 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
5196 expander using SSEMODEF mode macro.
5197 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
5198 expander using SSEMODEF mode macro.
5199 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
5200 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
5201 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
5202 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
5203 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
5204 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
5205 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
5206 Macroize insn using X87MODEF mode macro.
5208 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
5210 * config/i386/sse.md (sse2_pinsrw): Removed.
5211 (sse2_pextrw): Renamed to ...
5212 (*sse2_pextrw): This.
5214 2007-04-09 Jan Hubicka <jh@suse.cz>
5217 * config/i386/sse.md
5218 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
5219 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
5220 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
5221 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
5223 2007-04-09 Jan Hubicka <jh@suse.cz>
5225 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
5226 multiple fields of union.
5228 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
5230 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
5231 (create_preheaders): Check that loops are available.
5232 (fix_loop_structure): Clean up, improve comments.
5233 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
5234 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
5236 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
5237 * predict.c (tree_estimate_probability): Do not call
5238 calculate_dominance_info. Call create_preheaders.
5239 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
5240 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
5242 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
5243 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
5244 * tree-cfg.c (tree_split_edge): Make an assert more precise.
5245 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
5248 2007-04-08 Jan Hubicka <jh@suse.cz>
5250 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5251 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5252 * fold-const.c (fold_unary): Use it.
5254 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5256 * varasm.c (assemble_variable): Remove call to
5257 lang_hooks.decls.prepare_assemble_variable.
5258 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5259 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5260 * langhooks.h (lang_hooks_for_decls): Remove
5261 prepare_assemble_variable.
5263 2007-04-08 Mike Stump <mrs@apple.com>
5265 * config/i386/i386.c: Use inc/dec on Core2.
5267 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5269 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5270 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5271 lhd_tree_inlining_end_inlining): Remove.
5272 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5273 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5275 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5276 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5277 lhd_tree_inlining_end_inlining): Remove prototypes.
5278 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5279 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5280 LANG_HOOKS_TREE_INLINING_START_INLINING,
5281 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5283 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5286 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5289 * config/avr/predicates.md (io_address_operand): Delete predicate.
5290 (low_io_address_operand): Don't use 'mode' argument.
5291 (higth_io_address_operand): Rename ...
5292 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5293 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5296 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5298 Revert change removing staticp.
5300 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5303 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5306 2007-04-07 Bruce Korb <bkorb@gnu.org>
5308 * c.opt: Add -Wformat-contains-nul.
5309 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5311 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5312 the NUL byte warning.
5314 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5316 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5318 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5320 * tree.c (staticp): No longer use staticp langhook.
5321 * langhooks.c (lhd_staticp): Removed.
5322 * langhooks.h (struct lang_hooks): Remove staticp.
5323 * c-common.c (c_staticp): Remove.
5324 * c-common.h (c_staticp): Ditto.
5325 * langhooks-defs.h (lhd_staticp): Ditto.
5326 (LHD_HOOKS_STATICP): Ditto
5327 * tree.h (gcc_assert_lowered): New macro.
5329 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5331 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5332 argument "reliable".
5333 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5334 Add argument "reliable". Propagate it through calls.
5335 (infer_loop_bounds_from_undefined): Derive number of iterations
5336 estimates from references in blocks that do not dominate loop latch.
5337 (gcov_type_to_double_int): New function.
5338 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5339 and expected_loop_iterations_unbounded.
5340 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5341 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5342 * tree-data-ref.c (estimated_loop_iterations): Export.
5343 (get_references_in_stmt): Fix -- do not return addresses of local
5345 * cfgloop.h (expected_loop_iterations_unbounded,
5346 estimated_loop_iterations): Declare.
5348 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5350 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5352 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5354 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5355 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5356 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5357 Use output_387_reg_move().
5358 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5359 expander using X87MODEF12 mode macro.
5360 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5361 choosing register preferences. Use output_387_reg_move().
5362 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5363 instead of "x". Use output_387_reg_move().
5364 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5365 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5366 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5367 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5368 Use output_387_reg_move().
5369 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5371 (*truncxf?f_i387 splitter): Ditto.
5373 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5375 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5376 LANG_HOOKS_SAFE_FROM_P.
5377 * expr.c (safe_from_p): Remove langhook call.
5378 * langhooks.h (lang_hooks): Remove safe_from_p.
5379 (lhd_safe_from_p): Remove prototype.
5380 * langhooks.c (lhd_safe_from_p): Remove.
5382 2007-04-06 Jan Hubicka <jh@suse.cz>
5384 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5387 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5389 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5390 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5391 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5392 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5394 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5395 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5397 2007-04-05 Richard Henderson <rth@redhat.com>
5399 * config/alpha/alpha.c (print_operand) [+]: Remove.
5400 (alpha_end_function): Print nop if call at end of function.
5401 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5402 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5403 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5404 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5405 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5406 the call pattern. Update peepholes to match.
5408 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5410 * doc/extend.texi (Other Builtins): Add decimal float variants
5412 * builtins.def: Ditto.
5413 * builtins.c (expand_builtin): Ditto.
5415 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5416 H.J. Lu <hongjiu.lu@intel.com>
5419 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5420 of V8HImode when calling ix86_binary_operator_ok.
5421 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5422 (sdot_prodv8hi): Operands 1 and 2 must be register.
5424 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5426 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5427 initialize align to silence bogus warning.
5429 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5432 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5434 (struct sra_walk_fns): Remove use_all parameter from use.
5435 (sra_hash_tree): Handle BIT_FIELD_REFs.
5436 (sra_elt_hash): Don't hash bitfld blocks.
5437 (sra_elt_eq): Skip them in parent compares as well. Handle
5439 (sra_walk_expr): Don't maintain or pass down use_all_p.
5440 (scan_use): Remove use_all parameter.
5441 (scalarize_use): Likewise. Re-expand assignment to
5442 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5443 output, and re-scalarize after output. Don't mark anything
5445 (scalarize_ldst): Adjust.
5446 (scalarize_walk_gimple_modify_statement): Likewise.
5447 (build_element_name_1): Handle BIT_FIELD_REFs.
5448 (instantiate_element): Don't warn for any element whose parent
5450 (instantiate_missing_elements_1): Return the sra_elt.
5451 (canon_type_for_field): New.
5452 (try_instantiate_multiple_fields): New.
5453 (instantiate_missing_elemnts): Use them.
5454 (mark_no_warning): Removed.
5455 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5456 (REPLDUP, sra_build_elt_assignment): New.
5457 (generate_copy_inout): Use them.
5458 (generate_element_copy): Likewise. Handle bitfld differences.
5459 (generate_element_zero): Don't recurse for blocks. Use
5460 sra_build_elt_assignment.
5461 (generate_one_element_int): Take elt instead of var. Use
5462 sra_build_elt_assignment.
5463 (generate_element_init_1): Adjust.
5464 (scalarize_use, scalarize_copy): Use REPLDUP.
5465 (scalarize_ldst): Move assert before dereference.
5466 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5468 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5470 * regmove.c: Fix unused variable warnings due to previous commit.
5472 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5474 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5475 (regmove_bb_head): Remove.
5476 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5477 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5478 problems with fixup_match_1.
5479 Don't initialize/free regmove_bb_head.
5481 (reg_is_remote_constant_p): If an insn is in the same basic block
5482 but not before INSN, consider it remote, too.
5484 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5487 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5488 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5490 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5492 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5493 (CONDITIONAL_REGISTER_USAGE): Likewise.
5495 2007-04-04 Richard Henderson <rth@redhat.com>
5497 * config/alpha/lib1funcs.asm: Remove unused file.
5499 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5502 * opts.c (print_specific_help): Fix --help=<language>
5504 (common_handle_option): Support --help=common.
5506 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5509 * gcc.c (main): Do not run the linker if
5510 print_subprocess_help indicates that it shouldn't be
5513 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5516 * doc/invoke.texi (--help=): Document <languages> value, fix
5517 formatting in tables of values.
5519 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5521 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5522 dllimport attribute of virtual methods.
5524 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5526 * config/score/crti.asm: Change _bss_start to __bss_start.
5527 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5528 (OUTGOING_REG_PARM_STACK_SPACE) update.
5529 * config/score/score.opt: add options to make backend support
5530 score5, score5u, score7 and score7d.
5531 * config/score/score.md: Likewise.
5532 * config/score/misc.md: Likewise.
5533 * config/score/mac.md: Likewise.
5534 * doc/invoke.texi: Likewise.
5535 * doc/md.texi: update constraints define.
5537 2007-04-03 Richard Henderson <rth@redhat.com>
5539 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5540 an appropriate type, use the mode instead.
5542 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5544 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5545 Set the default --with-arch setting to mips2.
5546 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5547 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5548 (MULTILIB_OSDIRNAMES): Delete.
5549 (MULTILIB_DIRNAMES): Define.
5550 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5551 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5552 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5553 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5554 VXWORKS_OS_CPP_BUILTINS.
5555 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5556 (MIPS_DEBUGGING_INFO): Undefine.
5557 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5559 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5562 * fold-const.c (native_encode_real): Encode real.c provided longs
5563 as a series of 32-bit native integers.
5564 (native_interpret_real): Interpret buffer as a series of 32-bit
5567 2007-04-03 Richard Guenther <rguenther@suse.de>
5569 * genpreds.c (write_insn_constraint_len): Write function
5570 optimized for CONSTRAINT_LEN implementation.
5571 (write_tm_preds_h): Output insn_constraint_len inline and
5572 use it for CONSTRAINT_LEN.
5573 (write_insn_preds_c): Don't output insn_constraint_len.
5574 * doc/md.texi (define_register_constraint): Document multi-letter
5575 constraints shall have the same length if they start with the same
5578 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5581 * config/i386/i386.md (isinf<mode>2): Expand only when
5582 TARGET_C99_FUNCTIONS is set.
5584 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5586 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5587 (x86_64-*-linux*): Ditto.
5588 * config/i386/i386.opt (mpc): New option.
5589 * config/i386/i386.c (overrride_options): Handle
5590 ix87_precision_string.
5591 * config/i386/crtprec.c: New file.
5592 * config/i386/t-crtpc: Ditto.
5593 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5595 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5596 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5597 crtprec32.o, crtprec64.o and crtprec80.o.
5599 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5601 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5603 2007-04-02 Eric Christopher <echristo@apple.com>
5605 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5606 limitations on darwin.
5608 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5611 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5613 2007-04-02 Dave Korn <dave.korn@artimi.com>
5615 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5617 2007-04-02 Dave Korn <dave.korn@artimi.com>
5619 * libgcc2.h (exception_descriptor): Don't forward-declare.
5620 (__get_eh_table_language, __get_eh_table_version): Delete
5621 prototypes of long-dead functions.
5623 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5625 * ebitmap.h: New file
5626 * ebitmap.c: New file
5627 * Makefile.in (ebitmap.o): New target.
5629 2007-04-01 Jan Hubicka <jh@suse.cz>
5631 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5632 before very first instruction.
5634 2007-04-01 Jan Hubicka <jh@suse.cz>
5636 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5637 waring on 64bit hosts.
5638 * bitmap.h: Fix typo in bitmap_head_def.
5640 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5642 PR rtl-optimization/31391
5643 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5644 into a DELETED_LABEL note, and the label is in an empty basic
5645 block, update BB_END as well as BB_HEAD.
5647 2007-04-01 Richard Henderson <rth@redhat.com>
5649 PR tree-optimization/31169
5650 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5651 to varying if the range is outside [0, prec-1].
5653 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5656 * config/mips/mips.md (load_const_gp): New insn.
5657 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5658 the MIPS16 GP pseudo register if no_new_pseudos.
5659 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5661 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5664 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5666 (call_value): Likewise.
5668 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5669 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5672 * doc/invoke.texi: (optimization options): Reword description
5673 of -ffast-math. Document its primary purpose.
5675 2007-03-31 Richard Guenther <rguenther@suse.de>
5677 * omp-low.c (splay-tree.h): Include.
5678 (lookup_decl): Replace splay-tree usage by pointer-map.
5679 (maybe_lookup_decl): Likewise.
5680 (new_omp_context): Likewise.
5681 (delete_omp_context): Likewise.
5682 * gimplify.c (splay-tree.h): Include.
5683 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5685 (remap_ssa_name): Likewise.
5686 (remap_decl): Likewise.
5687 (remap_type_1): Likewise.
5688 (remap_type): Likewise.
5689 (copy_body_r): Likewise.
5690 (expand_call_inline): Likewise.
5691 (clone_body): Likewise.
5692 (copy_tree_r): Likewise.
5693 (remap_save_expr): Likewise.
5694 (unsave_r): Likewise.
5695 (unsave_expr_now): Likewise.
5696 (tree_function_versioning): Likewise.
5697 (build_duplicate_type): Likewise.
5698 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5699 (struct copy_body_data): Replace splay-tree by pointer-map.
5700 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5701 not $(SPLAY_TREE_H).
5702 (gimplify.o): Depend on $(SPLAY_TREE_H).
5703 (omp-low.p): Likewise.
5705 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5707 * config/avr/predicates.md (even_register_operand,
5708 odd_register_operand): New predicates.
5709 * config/avr/avr.md (movw peephole2): New.
5710 (movw_r peephole2): New.
5712 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5714 * tree.h (get_signed_or_unsigned_type): New.
5715 * fold-const.c (operand_equal_for_comparison_p): Use
5716 get_signed_or_unsigned_type instead of
5717 lang_hooks.types.signed_or_unsigned_type.
5718 * expr.c (store_expr): Ditto.
5719 * langhooks.c (get_signed_or_unsigned_type): New.
5720 (lhd_signed_or_unsigned_type): New.
5721 * langhooks.h (lhd_signed_or_unsigned_type): New.
5722 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5724 2007-03-30 Richard Henderson <rth@redhat.com>
5726 * tree-ssa-loop-ivopts.c: Include target.h.
5727 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5728 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5729 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5730 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5732 2007-03-30 Richard Henderson <rth@redhat.com>
5733 Kai Tietz <kai.tietz@onevision.com>
5735 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5737 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5738 (TARGET_64BIT_MS_ABI): New.
5739 (DBX_REGISTER_NUMBER): Handle 64-bit.
5740 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5741 (LONG_TYPE_SIZE): Force to 32.
5742 (REG_PARM_STACK_SPACE): New.
5743 (OUTGOING_REG_PARM_STACK_SPACE): New.
5744 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5745 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5746 (STACK_BOUNDARY): Use 128 for 64-bit.
5747 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5748 Add 64-bit implementation.
5749 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5751 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5752 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5753 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5754 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5755 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5756 TARGET_64BIT_MS_ABI.
5757 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5758 (ix86_pass_by_reference): Likewise.
5759 (ix86_function_value_regno_p): Likewise.
5760 (ix86_build_builtin_va_list): Likewise.
5761 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5762 (function_arg_advance_ms_64): New.
5763 (function_arg_advance): Call it.
5764 (function_arg_ms_64): New.
5765 (function_arg): Call it.
5766 (function_value_ms_64): New.
5767 (ix86_function_value_1): Call it.
5768 (return_in_memory_ms_64): New.
5769 (ix86_return_in_memory): Call it.
5770 (setup_incoming_varargs_ms_64): New.
5771 (ix86_setup_incoming_varargs): Call it.
5772 (ix86_expand_prologue): Handle 64-bit stack probing.
5773 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5774 (output_pic_addr_const): Likewise.
5775 (x86_this_parameter): Likewise.
5776 (x86_output_mi_thunk): Likewise.
5777 (x86_function_profiler): Likewise.
5778 (TARGET_STRICT_ARGUMENT_NAMING): New.
5779 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5780 (TARGET_64BIT_MS_ABI): New.
5781 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5782 * config/i386/i386.md (allocate_stack_worker): Remove.
5783 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5784 describe the clobber of eax without a match_scratch.
5785 (allocate_stack_worker_postreload): Remove.
5786 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5787 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5788 (allocate_stack_worker_rex64_postreload): Remove.
5789 (allocate_stack): Handle 64-bit.
5790 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5791 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5792 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5793 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5794 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5795 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5796 * config.build (x86_64-*-mingw*): New host.
5797 * config.host (x86_64-*-mingw*): New host.
5798 * config.gcc (x86_64-*-mingw*): New target.
5799 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5801 2007-03-30 Richard Henderson <rth@redhat.com>
5802 Kai Tietz <kai.tietz@onevision.com>
5804 * c-pragma.c (struct def_pragma_macro_value): New.
5805 (struct def_pragma_macro): New.
5806 (pushed_macro_table): New.
5807 (dpm_hash, dpm_eq): New.
5808 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5809 (init_pragma): Install them.
5810 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5812 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5814 * config/avr/avr.c (avr_override_options): Clear
5815 'flag_delete_null_pointer_checks'.
5817 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5820 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5821 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5822 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5823 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5824 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5825 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5826 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5828 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5830 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5832 * regmove.c: Move all of pass_stack_adjustments from here...
5833 * combine-stack-adj.c: ...to this new file.
5834 * Makefile.in: Add rules for combine-stack-adj.o.
5836 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5838 PR tree-optimization/31383
5839 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5840 to have the same length.
5842 2007-03-30 Jan Hubicka <jh@suse.cz>
5845 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5846 availablility; add more sanity checking; ask varpool only about
5849 2007-03-29 Richard Henderson <rth@redhat.com>
5851 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5852 to decide, but __SIZEOF_LONG_LONG__.
5854 2007-03-29 Richard Henderson <rth@redhat.com>
5856 * emutls.c (struct __emutls_array): New.
5857 (emutls_destroy): Use it instead of casting element 0 from void*.
5858 (__emutls_get_address): Likewise.
5860 2007-03-29 Richard Henderson <rth@redhat.com>
5862 * varasm.c (initializer_constant_valid_p): Don't deny
5863 DECL_DLLIMPORT_P on functions.
5865 * config/i386/cygming.h: Remove function declarations.
5866 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5867 (ASM_OUTPUT_LABELREF): Remove.
5868 (COMMON_ASM_OP): Remove.
5869 (ASM_OUTPUT_COMMON): Remove.
5870 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5871 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5872 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5873 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5874 Rename from TARGET_ENCODE_SECTION_INFO.
5875 * config/i386/netware.h: Likewise.
5876 * config/i386/i386-protos.h: Update.
5877 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5878 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5879 (legitimate_constant_p): Reject dllimports.
5880 (dllimport_map, get_dllimport_decl): New.
5881 (legitimize_dllimport_symbol): New.
5882 (legitimize_address, ix86_expand_move): Use it.
5883 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5884 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5885 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5886 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5887 * config/i386/predicates.md (constant_call_address_operand): Only
5888 accept symbols; reject dllimport_p symbols.
5889 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5890 i386_pe_maybe_record_exported_symbol.
5891 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5892 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5893 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5894 trust the setting of DECL_DLLIMPORT_P.
5895 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5896 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5897 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5898 tidy the argument scanning loop.
5899 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5900 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5901 (i386_pe_strip_name_encoding): Remove.
5902 (i386_pe_binds_local_p): New.
5903 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5904 (i386_pe_output_labelref): Remove.
5905 (i386_pe_asm_output_aligned_decl_common): New.
5906 (i386_pe_maybe_record_exported_symbol): Rename from
5907 i386_pe_record_exported_symbol; check for dllexported symbols.
5909 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5911 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5912 add comment explaining why vsnprintf cannot be used.
5914 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5916 PR tree-optimization/30666
5917 * tree.c (build_complex_type): When creating type names for DWARF2
5918 debug info, create TYPE_DECLs for TYPE_NAME instead of
5920 (build_common_tree_nodes_2): Use build_complex_type when building
5921 predefined complex types, to preserve canonical types.
5923 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5925 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5926 (noce_get_alt_condition): Look at it to determine whether to
5927 reverse the condition or not.
5928 (noce_get_condition): Substitute the truth for lies.
5929 (noce_find_if_block): Set the then_else_reversed field.
5931 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5933 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5934 destination of this insn.
5935 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5936 than calling gen_rtx_SET directly. Use r0 to hold the value of
5937 'address + 4' rather than a stack based temporary which can be
5940 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5942 * config/s390/s390.c (s390_secondary_input_reload_class,
5943 s390_secondary_output_reload_class): Functions removed.
5944 (s390_secondary_reload): New function.
5945 (TARGET_SECONDARY_RELOAD): Target macro defined.
5946 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5947 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5948 * config/s390/s390.md ("reload_outti", "reload_outdi",
5949 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5950 "reload_out<mode>"): Expanders removed.
5951 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5952 "reload<mode>_nonoffmem_out"): Expanders added.
5954 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5956 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5957 SRC->DEST replacement failed anyway.
5959 2007-03-28 Mike Stump <mrs@apple.com>
5961 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5962 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5963 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5965 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5967 * config.gcc: Accept barcelona as a variant of amdfam10.
5968 * config/i386/i386.c (override_options): Likewise.
5969 * doc/invoke.texi: Likewise.
5971 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5973 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5974 offsets for BIT_FIELD_REF and COMPONENT_REF.
5976 2007-03-28 Richard Guenther <rguenther@suse.de>
5978 * tree.c (is_global_var): Move ...
5979 * tree-flow-inline.h (is_global_var): ... here.
5980 * tree.h (is_global_var): Remove declaration.
5982 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5984 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5986 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5987 * config/i386/i386.c (ix86_tune_features): Initialize new
5989 * config/i386/predicates.md (promotable_binary_operator): Use
5990 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5992 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5995 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5997 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5999 * config/fr30/fr30.md (movsi_internal): Change destination
6000 constraint from m to V and add m to the end.
6002 2007-03-28 Christian Bruel <christian.bruel@st.com>
6004 * config/sh/sh.md (movsi_i): Fix type attribute.
6006 2007-03-28 Christian Bruel <christian.bruel@st.com>
6008 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6009 (movsf_ie): Likewise.
6011 2007-03-28 Christian Bruel <christian.bruel@st.com>
6013 * config.gcc: Add sh4-300 to multilib.
6014 * config/sh/t-mlib-sh4-300: New file.
6016 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6018 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6019 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6021 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6022 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6023 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6024 "fixuns_trunctddi2"): Whitespace fix.
6026 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6028 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6029 the definition of struct sh_args.
6030 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6031 CALL_COOKIE_INT_REG_GET): Likewise.
6033 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6035 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6036 transformations are applied successfully.
6038 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6040 * tree.c (tree_contains_struct): Permit 512 tree codes.
6041 * tree.h (tree_contains_struct): Ditto.
6042 (MAX_TREE_CODES): Ditto.
6043 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6044 SPARE member to store remaining padding bits.
6046 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6048 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6051 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6053 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6054 * configure: Regenerate.
6056 * configure: Regenerate using the correct version of autoconf.
6058 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6060 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6062 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6063 regs to "__SP_L__" and "__SP_H__".
6065 2007-03-27 Richard Guenther <rguenther@suse.de>
6067 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6068 computations with it with a HOST_WIDE_INT variable.
6070 2007-03-26 Mike Stump <mrs@apple.com>
6072 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6073 objective-c-header, objective-c++-header and objc++-cpp-output
6075 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6077 2007-03-26 Richard Henderson <rth@redhat.com>
6080 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6081 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6082 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6083 IX86_BUILTIN_PSRLQ128): New.
6084 (ix86_init_mmx_sse_builtins): Add them.
6085 (ix86_expand_builtin): Expand them.
6086 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6087 operand 2 be TImode.
6088 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6089 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6090 _mm_srli_epi64): Mark __B const.
6091 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6092 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6093 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6094 new two-vector shift builtins.
6096 2007-03-26 Ian Lance Taylor <iant@google.com>
6098 PR tree-optimization/31345
6099 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6100 [+INF, +INF(OVF)] into VARYING.
6102 2007-03-26 Zack Weinberg <zackw@panix.com>
6104 * gengtype-parse.c: New file.
6105 * gengtype-yacc.y: Delete.
6106 * gengtype-lex.l: Don't include gengtype-yacc.h.
6107 Define YY_DECL and yyterminate appropriately for recursive
6108 descent parser. yylval is now a string out-parameter to yylex.
6109 (HWS, EOID): New shorthand.
6110 (IWORD): Add a couple more types.
6111 (yylex): Add a setup stanza. Remove the complex rules for
6112 detecting GTY'ed types and typedefs; replace with simple
6113 keyword detectors. Adjust everything for the changed
6114 definition of yylval. Ignore all pp-directives, not just #define.
6116 (parse_file): Rename yybegin; do not call yyparse.
6118 * gengtype.c (xasprintf): Export again.
6119 (this_file): New. Use everywhere __FILE__ was being used.
6120 (get_lang_bitmap): Special case types defined in gengtype.c.
6121 (do_typedef, new_structure): Suppress definition of certain types.
6122 (new_structure): Improve diagnostics of duplicate definitions.
6123 Make sure location_s is associated with input.h.
6124 (nreverse_pairs, define_location_structures): New functions.
6125 (main): Improve tagging of kludge types. Remove old kludges
6126 for input.h types; use define_location_structures.
6127 * gengtype.h: Update prototypes. Define token codes here.
6128 * Makefile.in: Remove all references to gengtype-yacc.
6129 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6131 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6132 add GTY((skip)) to the field that's only conditionally there.
6133 * doc/install.texi: Document that Bison is no longer required
6134 unless building treelang.
6136 * gengtype.c: Don't include gtyp-gen.h.
6137 (srcdir): Declare here.
6138 (base_files, lang_dir_names): Allocate dynamically.
6139 (gt_files, num_gt_files, num_lang_dirs): New globals.
6140 (measure_input_list, read_input_line, read_input_list)
6141 (set_lang_bitmap): New functions.
6142 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6143 simplify, relying on read_input_list to set up the bitmaps.
6144 (main): Arguments are no longer unused. Check for correct number
6145 of command line arguments, set srcdir and srcdir_len, then call
6146 read_input_list, before doing anything else. No need to worry
6147 about duplicates in main loop.
6148 * configure.ac: Simplify the calculation of all_gtfiles.
6149 Put language tags in there. Don't set or substitute
6150 all_gtfiles_files_langs or all_gtfiles_files_frags.
6151 * Makefile.in: Revamp the way gengtype is invoked, now that it
6152 takes a file on its command line with a much simpler format.
6153 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6154 (GTFILES): Remove duplicates and C source files.
6155 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6156 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6157 * configure: Regenerate.
6159 * gengtype.h: Remove all type definitions to gengtype.c; leave
6160 only definitions of options_p, type_p, and pair_p as opaque
6161 pointers. Update prototypes.
6162 * gengtype.c: Many type definitions moved here from gengtype.h.
6163 Consolidate type definitions at the top of the file.
6164 (xvasprintf): Delete.
6165 (xasprintf): Make static.
6166 (create_nested_pointer_option): Add 'next' parameter.
6167 (create_field_all, create_field_at): New functions.
6168 (create_field): Now a thin wrapper around create_field_all.
6169 (create_optional_field): Rename create_optional_field_ and add
6170 line argument. Original name is now a macro which supplies
6172 (oprintf): Use vsnprintf directly.
6173 (close_output_files): Use fatal rather than perror/exit.
6174 (note_def_vec, note_def_vec_alloc): Use create_field_at.
6175 (main): Set progname. Don't use exit.
6176 * gengtype-yacc.y (struct_fields): Use create_field_at.
6177 (option, optionseqopt): Delete.
6178 (optionseq): Consolidate productions from option here so we
6179 can use the first argument to create_option.
6181 * gengtype-lex.l: Distinguish unions from structures in the
6182 token type. Don't call find_structure; return the tag as a string.
6183 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
6184 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
6185 Reorganize typedef_struct production accordingly.
6186 Use create_nested_ptr_option.
6187 * gengtype.c (create_nested_ptr_option): New function.
6188 * gengtype.h: Declare it.
6190 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
6191 (string_type): Don't declare.
6192 (do_scalar_typedef): Declare.
6193 (create_scalar_type): Update prototype.
6194 * gengtype.c (string_type): Make static.
6195 (scalar_nonchar, scalar_char): New.
6196 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
6197 (resolve_typedef): Use scalar_nonchar for error recovery.
6198 (create_scalar_type): Remove name_len field. Return scalar_char
6199 or scalar_nonchar as appropriate.
6200 (adjust_field_type): Look at scalar_is_char boolean to decide whether
6202 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
6204 (main): Initialize scalar_char and scalar_nonchar before calling
6206 * gengtype-lex.l: Adjust for removal of second argument to
6207 create_scalar_type. Use yylval.s instead of yylval.t when
6209 * gengtype-yacc.y: Type of SCALAR is string. Call
6210 create_scalar_type from type:SCALAR rule. Adjust for removal of
6211 second argument to create_scalar_type.
6213 * vec.h: Remove all #if IN_GENGTYPE blocks.
6214 Add comment saying that changes may require adjustments to gengtype.
6215 * gengtype.c: Don't include coretypes.h or tm.h.
6216 Add comment to inclusion of errors.h.
6217 (note_def_vec, note_def_vec_alloc): New functions.
6218 * gengtype.h: Declare new functions.
6219 * gengtype-lex.l: Don't include coretypes.h.
6220 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
6222 (update_lineno): Remove unnecessary prototype.
6223 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
6224 (VEC rule): Just return VEC_TOKEN.
6225 * gengtype-yacc.y (VEC_TOKEN): New token type.
6226 (type): Add a production for VEC(a,b).
6227 * Makefile.in: Update dependencies.
6229 * gengtype-lex.l: Remove rules for parsing pointer-to-function
6230 typedefs that use the old PARAMS macro.
6232 * gengtype-lex.l: Remove all rules and states relating to yacc
6234 * gengtype-yacc.y: Similarly.
6235 * gengtype.c (note_yacc_type): Delete function.
6236 * gengtype.h: Update prototypes.
6238 2007-03-26 Joseph Myers <joseph@codesourcery.com>
6240 * tree-pretty-print.c (dump_generic_node): Report precision of
6241 unnamed integer types.
6243 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
6245 * ifcvt.c (noce_try_store_flag_constants): Don't check
6246 no_new_pseudos here.
6247 (noce_try_store_flag_constants): Don't check no_new_pseudos.
6248 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
6249 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6250 noce_try_sign_mask): Likewise.
6251 (if_convert): Check no_new_pseudos here.
6253 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6255 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6256 (noce_get_condition): Handle new then_else_reversed argument.
6257 (noce_init_if_info): Remove, fold into noce_find_if_block.
6258 (noce_process_if_block): Take a struct noce_if_info as the
6259 argument. Don't set up one based on ce_if_info. Update pointer
6260 references accordingly.
6261 (cond_move_process_if_block): Likewise.
6262 (process_if_block): Removed.
6263 (find_if_block): Removed. Move functionality two new functions,
6264 noce_find_if_block and cond_exec_find_if_block.
6265 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6266 blocks and the symmetric IF-ELSE-JOIN case.
6267 (cond_exec_find_if_block): Also new function mostly based on old
6268 find_if_block and process_if_block.
6269 (find_if_header): Replace find_if_block call with separately
6270 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6271 (find_cond_trap): Update noce_get_condition call.
6272 (dead_or_predicable): Likewise.
6274 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6276 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6278 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6279 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6280 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6281 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6282 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6283 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6284 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6285 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6286 __builtin_ia32_psrad128 builtins.
6288 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6290 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6291 * config/i386/constraints.md
6292 (define_constraint "I"): Use IN_RANGE macro.
6293 (define_constraint "J"): Ditto.
6294 (define_constraint "K"): Ditto.
6295 (define_constraint "M"): Ditto.
6296 (define_constraint "N"): Ditto.
6297 (define_constraint "O"): Ditto.
6298 * config/i386/predicates.md
6299 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6300 (define_predicate "const_0_to_3_operand"): Ditto.
6301 (define_predicate "const_0_to_7_operand"): Ditto.
6302 (define_predicate "const_0_to_15_operand"): Ditto.
6303 (define_predicate "const_0_to_63_operand"): Ditto.
6304 (define_predicate "const_0_to_255_operand"): Ditto.
6305 (define_predicate "const_1_to_31_operand"): Ditto.
6306 (define_predicate "const_2_to_3_operand"): Ditto.
6307 (define_predicate "const_4_to_7_operand"): Ditto.
6309 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6311 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6312 in SImode for save_world.
6313 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6316 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6318 PR tree-optimization/30784
6319 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6322 2007-03-25 Revital Eres <eres@il.ibm.com>
6324 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6325 Fold movement_possibility function into it.
6327 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6329 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6330 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6331 (call_indirect_nonlocal_darwin64): Same.
6332 (call_nonlocal_darwin64): Same.
6333 (call_value_indirect_nonlocal_darwin64): Same.
6334 (call_value_nonlocal_darwin64): Same.
6335 (sibcall_nonlocal_darwin64): Same.
6336 (sibcall_value_nonlocal_darwin64): Same.
6337 (sibcall_symbolic_64): Same.
6338 (sibcall_value_symbolic_64): Same.
6339 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6341 (rs6000_emit_load_toc_table): Same.
6342 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6343 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6349 (load_toc_v4_pic_si): Same
6350 (load_toc_v4_PIC_1): Same.
6351 (load_toc_v4_PIC_1b): Same.
6352 (call_indirect_aix{32,64}): Same.
6353 (call_value_indirect_aix{32,64}): Same.
6356 (call_local{32,64}): Same.
6357 (call_value_local{32,64}): Same.
6358 (call_indirect_nonlocal_aix{32,64}): Same.
6359 (call_nonlocal_aix{32,64}): Same.
6360 (call_value_indirect_nonlocal_aix{32,64}): Same.
6361 (call_value_nonlocal_aix{32,64}): Same.
6362 (call_indirect_nonlocal_sysv<mode>): Same.
6363 (call_nonlocal_sysv<mode>): Same.
6364 (call_value_indirect_nonlocal_sysv<mode>): Same.
6365 (call_value_nonlocal_sysv<mode>): Same.
6367 (sibcall_local{32,64}): Same.
6368 (sibcall_value_local{32,64}): Same.
6369 (sibcall_nonlocal_aix{32,64}): Same.
6370 (sibcall_value_nonlocal_aix{32,64}): Same.
6371 (sibcall_nonlocal_sysv<mode>): Same.
6372 (sibcall_value): Same.
6373 (sibcall_value_nonlocal_sysv<mode>): Same.
6375 2007-03-24 Paul Brook <paul@codesourcery.com>
6377 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6378 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6380 2007-03-24 Richard Henderson <rth@redhat.com>
6382 * config/ia64/constraints.md: New file.
6383 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6384 satisfies_constraint_?.
6385 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6386 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6387 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6388 ia64_output_mi_thunk): Likewise.
6389 (ia64_const_ok_for_letter_p): Remove.
6390 (ia64_const_double_ok_for_letter_p): Remove.
6391 (ia64_extra_constraint): Remove.
6392 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6393 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6394 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6395 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6396 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6397 EXTRA_MEMORY_CONSTRAINT): Remove.
6398 * config/ia64/ia64.md: Include constriants.md. Replace
6399 CONST_OK_FOR_? with satisfies_constraint_?.
6401 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6402 H.J. Lu <hongjiu.lu@intel.com>
6404 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6406 (name macros): Use DPD_BID_NAME to convert names properly.
6408 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6409 decimal floating point format.
6410 (init_floating_libfuncs): Change decimal functions so that they
6411 have a "bid_" prefix if the decimal system uses the BID format,
6412 and "dpd_" prefix if the decimal system uses the DPD format.
6413 (init_interclass_conv_libfuncs): Ditto.
6414 (init_intraclass_conv_libfuncs): Ditto.
6416 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6417 using the BID format.
6419 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6420 whether we are using the BID decimal format.
6421 * configure: Regenerate.
6423 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6424 the compiler has decimal floating point enabled. Define
6425 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6428 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6429 using the BID format.
6431 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6432 whether we are using the BID decimal format.
6433 * configure: Regenerate.
6435 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6436 the compiler has decimal floating point enabled. Define
6437 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6440 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6441 options, and that it is enabled for i386/x86_64 systems.
6443 * Makefile.in (enable_decimal_float): New.
6445 (DECNUMINC): Add -I$(DECNUMFMT).
6446 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6447 to $(DECNUMFMT) from $(DECNUM).
6449 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6450 Substitute enable_decimal_float.
6451 * configure: Regenerated.
6454 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6457 * configure.ac: Enable decimal float for x86_64-*-linux*.
6458 * configure: Regenerated.
6461 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6462 decimal128ClearSign to flip and clear the sign bit in decimal128.
6463 (decimal_real_maxval): Set decimal128SetSign to set the sign
6466 2007-03-23 Ian Lance Taylor <iant@google.com>
6468 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6470 2007-03-23 Ian Lance Taylor <iant@google.com>
6472 * tree-dump.c (dump_files): Correct comment.
6474 2007-03-23 Ian Lance Taylor <iant@google.com>
6476 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6478 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6480 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6481 in cfglayout mode. Don't go into and out of cfglayout mode.
6482 Link the blocks in the order of the constructed traces.
6483 (rest_of_handle_tracer): Adjust call to tracer.
6484 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6485 Don't go into cfglayout mode.
6486 (rtl_loop_done): Don't go out of cfglayout mode.
6487 * cfglayout.c (relink_block_chain): New function, split out from...
6488 (fixup_reorder_chain): ...here. Remove redundant checking.
6489 (cfg_layout_finalize): Don't clear the header, footer, and aux
6490 fields here, move the code to do so to relink_block_chain. Likewise
6491 for free_original_copy_tables.
6492 * rtl.h (tracer): Update prototype.
6493 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6494 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6495 mode. Use relink_block_chain to serialize the CFG according to the
6496 new basic block order. Move targetm.cannot_modify_jumps_p check from
6498 (gate_handle_reorder_blocks): ...to here.
6499 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6501 (gate_duplicate_computed_gotos): ...to here.
6502 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6503 something always changes when going into and out of cfglayout mode.
6504 Perform an expensive cfg cleanup while going into cfglayout mode.
6505 Always update liveness information on HAVE_conditional_execution
6506 targets. Reserialize the basic blocks and go out of cfglayout mode.
6507 * reg-stack.c: Include cfglayout.h.
6508 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6509 the call to reorder_basic_blocks.
6510 * basic-block.h (reorder_basic_blocks): Update prototype.
6511 (relink_block_chain): New prototype.
6512 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6514 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6516 * config/mips/mips.md (type, hazard, *movdi_32bit,
6517 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6518 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6519 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6520 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6521 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6523 (movcc): Change first xfer to multi.
6524 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6525 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6526 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6527 config/mips/generic.md: Change reservations using "xfer" to use
6529 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6530 using match_operand.
6531 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6532 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6534 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6536 2007-03-22 Richard Henderson <rth@redhat.com>
6538 * config/i386/i386.c: Remove unnecessary function declarations.
6539 Move targetm definition, and all related macros, to the end of
6540 the file. Resort some functions to put definitions before uses.
6541 (ix86_attribute_table): Make static. Move to end of file.
6542 (ix86_gimplify_va_arg): Make static.
6544 2007-03-22 Richard Henderson <rth@redhat.com>
6546 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6547 don't increase local_regparm with force_align_arg_pointer check.
6548 (ix86_function_sseregparm): Assert 32-bit.
6549 (type_has_variadic_args_p): New.
6550 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6551 type_has_variadic_args_p.
6552 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6553 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6554 use memset instead. Do maybe_vaarg check first; skip attribute
6555 tests if true; skip attribute tests for 64-bit.
6556 (construct_container): Remove TARGET_DEBUG_ARG.
6557 (function_arg_advance_32, function_arg_advance_64): Split out ...
6558 (function_arg_advance): ... from here.
6559 (function_arg_32, function_arg_64): Split out ...
6560 (function_arg): ... from here.
6561 (ix86_pass_by_reference): Tidy.
6562 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6563 (function_value_32): New, from parts of ix86_function_value
6564 and ix86_value_regno.
6565 (function_value_64): New, from parts of ix86_function_value
6566 and ix86_libcall_value.
6567 (ix86_function_value_1): New.
6568 (ix86_function_value, ix86_libcall_value): Use it.
6569 (return_in_memory_32, return_in_memory_64): Split out ...
6570 (ix86_return_in_memory): ... from here.
6571 (ix86_struct_value_rtx): Skip for 64-bit.
6572 (ix86_libcall_value, ix86_value_regno): Remove.
6573 (setup_incoming_varargs_64): Split out ...
6574 (ix86_setup_incoming_varargs): ... from here.
6575 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6576 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6577 * config/i386/i386-protos.h (ix86_function_value): Remove.
6578 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6580 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6583 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6584 infinities not supported, otherwise emit warning if -Woverflow. On
6585 underflow, emit warning if -Woverflow.
6586 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6588 * real.h (real_from_string): Update declaration
6590 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6591 Richard Henderson <rth@redhat.com>
6593 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6594 * calls.c (compute_argument_block_size, expand_call,
6595 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6596 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6597 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6598 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6599 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6600 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6601 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6602 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6605 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6607 * c-incpath.c (add_sysroot_to_chain): New.
6608 (merge_include_chains): Add sysroot argument. Call
6609 add_sysroot_to_chain if sysrooted.
6610 (register_include_chains): Update call to merge_include_chains.
6611 * doc/cppopts.texi: Document use of '=' in include directory
6614 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6616 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6617 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6618 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6619 insn pattern using X87MODEF12 mode macro.
6621 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6623 * regmove.c (regmove_optimize): Use reg_mentioned_p
6624 instead of reg_overlap_mentioned_p for DST.
6626 2007-03-21 Mike Stump <mrs@apple.com>
6628 * c.opt: Fixup for Objective-C/C++.
6630 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6632 * explow.c (convert_memory_address): Fold memory reference when
6633 POINTERS_EXTEND_UNSIGNED < 0
6635 2007-03-21 Richard Henderson <rth@redhat.com>
6638 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6639 * config/i386/mmintrin.h (__m64): Likewise.
6640 * config/i386/xmmintrin.h (__m128): Likewise.
6642 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6644 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6645 (VXWORKS_OS_CPP_BUILTINS): Define.
6646 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6647 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6649 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6651 * rtl.h (constant_pool_reference_p): Delete.
6652 (find_constant_src): Declare.
6653 * rtlanal.c (find_constant_src): New function.
6654 * simplify-rtx.c (constant_pool_reference_p): Delete.
6655 * config/i386/i386.md: Use find_constant_src instead of
6656 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6658 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6660 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6661 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6663 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6665 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6666 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6667 (arm_elf_asm_constructor): Use it.
6668 (arm_elf_asm_destructor): New function.
6670 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6672 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6674 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6676 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6678 2007-03-19 Andrew Haley <aph@redhat.com>
6680 PR tree-optimization/31264
6681 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6684 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6686 PR rtl-optimization/30907
6687 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6688 (fwprop_init): Always call loop_optimizer_initialize.
6689 (fwprop_done): Always call loop_optimizer_finalize.
6690 (fwprop): We always have loop info now.
6691 (gate_fwprop_addr): Remove.
6692 (pass_fwprop_addr): Use gate_fwprop as gate.
6694 PR rtl-optimization/30841
6695 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6696 df_chain_alloc): Call df_reorganize_refs unconditionally.
6697 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6698 refs_organized to refs_organized_size.
6699 (df_ref_create_structure): Use refs_organized_size instead of
6700 bitmap_size if refs had been organized, and keep refs_organized_size
6702 * df.h (struct df_ref_info): Change refs_organized to
6703 refs_organized_size.
6704 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6707 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6709 * except.c (output_function_exception_table): Do not reference the
6710 EH personality routine for functions that do not require an
6713 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6716 * c-typeck.c (convert_for_assignment): Call comptypes for
6717 RECORD_TYPE or UNION_TYPE.
6720 * reload1.c (reload): Do invalid ASM checking after
6721 cleanup_subreg_operands.
6723 2007-03-19 Jeff Law <law@redhat.com>
6725 * tree-cfg.c (find_taken_edge): Tighten conditions for
6726 optimizing computed gotos.
6728 2007-03-19 Michael Matz <matz@suse.de>
6730 * builtins.c (expand_builtin_sync_operation,
6731 expand_builtin_compare_and_swap,
6732 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6735 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6736 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6739 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6741 * doc/tm.texi: Add brackets around the return type of
6742 TARGET_SECONDARY_RELOAD.
6744 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6745 Richard Guenther <rguenther@suse.de>
6747 PR tree-optimization/31254
6748 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6749 Use handled_component_p () where appropriate. Continue
6750 propagating into the rhs if we propagated into an INDIRECT_REF
6753 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6755 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6756 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6757 (xde, xdee): Mode attributes adjusted to support DFP modes.
6758 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6759 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6760 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6761 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6762 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6763 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6764 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6766 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6767 "movsf"): Insn definitions removed.
6768 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6769 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6770 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6772 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6773 "reload_in<mode>", "reload_out<mode>"): Expander added.
6774 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6777 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6779 * config/s390/s390.md: Only non-functional changes. Renamed
6780 FPR mode macro to BFP all over the file.
6782 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6784 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6785 (op_type attribute): RRF instruction type added.
6786 (fT0): New mode attribute.
6787 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6788 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6789 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6790 no secondary memory is needed when moving DFmode values between GPRs
6793 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6795 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6796 inverted and documentation adjusted.
6797 ("mhard-dfp", "msoft-dfp"): New options.
6798 * config/s390/s390.c (s390_handle_arch_option): New architecture
6800 (override_options): Sanity checks for the new options added.
6801 * config.gcc: New architecture switch: z9-ec.
6802 * config/s390/s390.h (processor_flags): PF_DFP added.
6803 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6804 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6805 when the bit is NOT set so remove it from the defaults.
6807 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6809 * genemit.c (main): Print include statement for dfp.h.
6810 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6813 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6815 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6817 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6820 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6823 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6825 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6826 attr_length_call, output_call, output_indirect_call): Cleanup
6827 formatting of targetm calls.
6829 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6831 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6833 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6835 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6836 reservation, bypass and anti-bypass descriptions for these instructions.
6837 Update move patterns.
6838 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6841 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6843 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6844 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6845 (get_initial_def_for_reduction): Likewise.
6847 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6849 Fix PR tree-optimization/29922
6850 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6851 (get_representative): Removed.
6852 (value_dies_in_block_x): Update for rvuse removal.
6853 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6854 (compute_antic_aux): Handle when PHI nodes appear in
6855 non-single-successors.
6856 (dump_bitmap_of_names): Removed.
6857 (compute_antic_safe): Renamed and removed rvuse calculation.
6858 Calculate only antic safe.
6859 (insert_into_preds_of_block): Remove assert.
6860 (execute_pre): Update for renamed functions.
6861 (defer_or_phi_translate_block): New function.
6863 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6865 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6866 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6868 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6869 Follow spelling conventions.
6871 * tree-data-ref.h: Remove the prototype for analyze_array.
6873 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6875 PR tree-optimization/31041
6876 * tree-vect-transform.c (get_initial_def_for_induction): Call
6877 force_gimple_operand.
6879 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6881 * ipa-type-escape.c (look_for_casts) : Revert code to use
6882 handled_component_p due to ada test a-numaux.adb.
6884 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6886 * final.c (final_scan_insn): Alter the condition of a
6887 conditional trap if we have nonstandard CC.
6889 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6891 * configure.ac: Remove excess quoting from asm line 0 test.
6892 * configure: Rebuilt.
6894 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6896 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6897 * c-common.c (convert_and_check): Move warning logic to...
6898 (warnings_for_convert_and_check): ...here. Define.
6899 * c-common.h (warnings_for_convert_and_check): Declare.
6901 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6903 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6904 (output_call): Likewise.
6906 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6908 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6910 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6912 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6914 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6916 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6917 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6919 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6921 PR tree-optimization/31183
6922 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6923 Use double_int instead of unsigned int for representing access_strides.
6924 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6926 2007-03-16 Richard Guenther <rguenther@suse.de>
6928 PR tree-optimization/31146
6929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6930 to allow recursion of forward_propagate_addr_expr.
6931 (forward_propagate_addr_into_variable_array_index): Likewise.
6932 (forward_propagate_addr_expr): Likewise.
6933 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6934 (forward_propagate_addr_expr_1): Recurse on simple copies
6935 instead of propagating into them. Do so for useless conversions
6937 (forward_propagate_addr_expr): Clean up unused statements after
6940 2007-03-16 Richard Guenther <rguenther@suse.de>
6942 * builtins.c (expand_builtin_cexpi): Use the right argument
6943 for the expansion via cexp.
6945 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6947 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6948 * configure: Rebuilt.
6950 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6953 * dwarf2out.c (force_type_die): Adjust comment.
6954 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6956 2007-03-15 DJ Delorie <dj@redhat.com>
6958 * config/frv/predicates.md (minmax_operator): Don't check operands
6961 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6963 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6964 Update constant estimates of number of iterations.
6965 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6966 argument renamed to "realistic".
6967 (compute_estimated_nb_iterations): Removed.
6968 (record_niter_bound): New function.
6969 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6970 call record_nonwrapping_iv with upper = false.
6971 (infer_loop_bounds_from_signedness): Pass upper argument to
6972 record_nonwrapping_iv.
6973 (estimate_numbers_of_iterations_loop): Do not call
6974 compute_estimated_nb_iterations. Record estimate based on profile
6975 information. Initialize the constant estimates of number of
6977 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6979 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6980 number of iterations is too small.
6981 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6982 (EST_NOT_AVAILABLE): Removed.
6983 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6984 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6987 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6989 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6990 Handle NE_EXPR guards.
6992 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6995 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6996 Set also -pedantic-errors by default for the preprocessor unless
6997 -fpermissive is given.
6999 2007-03-15 Richard Guenther <rguenther@suse.de>
7003 * builtins.c (expand_builtin_cexpi): As a fallback if we
7004 don't have builtins for sincos or cexp create a function
7005 declaration for cexp and expand to a call to that.
7006 (expand_builtin_int_roundingfn): Always fall
7007 back to floor/ceil and its variants even if they may be
7010 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7013 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7014 jump tables, move the call to delete_dead_jumptables from here...
7015 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7016 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7017 don't allow merging of blocks that try_redirect_by_replacing_jump
7018 also does not handle when not optimizing.
7020 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7021 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7023 * config/i386/i386.md (x86_sahf_1): Correctly handle
7026 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7029 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7030 x86_64_general_operand as operand[2] predicate. Remove "iF"
7031 from operand constraints and use "e" constraint instead.
7032 (*subti3_1, *subti3_1 splitter): Ditto.
7033 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7034 operand[1] predicate.
7036 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7038 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7039 arrays, multiply the access strides by the size of the sub-array.
7040 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7042 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7044 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7045 the configured assembler supports the sahf mnemonic.
7046 * configure: Regenerate.
7047 * config.in: Regenerate.
7049 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7050 emit "sahf" or ".byte\t0x9e" as asm template.
7052 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7055 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7056 option to replace hard coded TARGET_xxx in md file.
7057 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7058 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7059 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7060 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7061 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7062 (X86_TUNE_NOT_VECTORMODE): Ditto.
7063 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7064 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7065 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7066 (TUNE_SLOW_IMUL_IMM8): Ditto.
7067 (TUNE_MOVE_M1_VIA_OR): Ditto.
7068 (TUNE_NOT_UNPAIRABLE): Ditto.
7069 (TUNE_NOT_VECTORMODE): Ditto.
7071 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7074 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7075 tuning options instead of hard coded TARGET_xxx.
7076 (fix ssemode peephole2's): Ditto.
7077 (imul peephole2's): Ditto.
7079 (movdi_or_rex64): Ditto.
7080 (move peephole2): Ditto.
7081 (not peephole2's): Ditto.
7083 2007-03-14 Dirk Mueller <dmueller@suse.de>
7085 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7086 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7087 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7089 * c-parser.c (c_parser_do_statement): Warn about empty body in
7091 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7092 * doc/invoke.texi (-Wempty-body): Update documentation.
7094 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7097 * c-common.h (warn_for_div_by_zero): Declare.
7098 * c-common.c (warn_for_div_by_zero): Define.
7099 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7102 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7104 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7105 to PREFIX and STANDARD_PREFIX.
7107 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7108 Phil Edwards <phil@codesourcery.com>
7110 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7111 (__gthread_once_t): Remove busy field for RTPs.
7112 (__GTHREAD_ONCE_INIT): Update accordingly.
7114 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7116 * doc/invoke.texi: Document VxWorks options.
7118 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7120 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7122 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7124 PR tree-optimization/30590
7125 * tree-nrv.c (tree_nrv): Check for the partial update of the
7128 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7130 * flags.h (flag_random_seed): Remove declaration, in favor of...
7131 * toplev.h (get_random_seed, set_random_seed): ... these.
7132 * tree.c (get_file_function_name): Use the former.
7133 * opts.c (common_handle_option): Use the latter.
7136 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7139 * cse.c (cse_find_path): Do not bail out if a basic block that
7140 we already visited now becomes part of a path that starts at a
7141 different basic block. Just disallow this, to make sure we
7142 visit each basic block at most once.
7144 2007-03-13 Jan Hubicka <jh@suse.cz>
7146 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7147 when profile esitmate is present, calls with very low frequency are
7150 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7152 PR tree-optimization/30730
7153 PR tree-optimization/26900
7154 * tree-ssa-loop-niter.c: Include gmp.h.
7156 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7157 split_to_var_and_offset, determine_value_range,
7158 bound_difference_of_offsetted_base, refine_bounds_using_guard,
7159 bound_difference, bounds_add, bounds_negate,
7160 number_of_iterations_ne_max, dump_affine_iv): New functions.
7161 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
7162 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
7163 difference of initial and final value of control iv to validate
7165 (number_of_iterations_cond): Add loop parameter. Determine bounds
7166 on the difference of the extremes of the control iv. Add dumps.
7167 (expand_simple_operations): Handle phi nodes.
7168 (simplify_using_initial_conditions): Do not record used conditions.
7169 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
7170 Do not set additional_info.
7171 (implies_nonnegative_p, implies_ge_p): Removed.
7172 (derive_constant_upper_bound): Do not use parameter `additional'.
7173 (record_estimate): Parameter `additional' removed. Parameter
7174 `i_bound' added. Do not call derive_constant_upper_bound.
7175 (record_nonwrapping_iv): Use derive_constant_upper_bound to
7176 bound the number of iterations estimate.
7177 (estimate_numbers_of_iterations_loop): Pass the estimate from
7178 the number of iterations analysis to record_estimate.
7179 * tree.h (multiple_of_p): Declare.
7180 * tree-scalar-evolution.c (expression_expensive_p): Removed.
7181 (scev_const_prop): Do not check expression_expensive_p.
7182 * fold-const.c (multiple_of_p): Exported.
7183 * double-int.c (double_int_mask): Exported.
7184 * double-int.h (double_int_mask): Declare.
7185 * tree-flow.h (struct tree_niter_desc): Removed additional_info
7186 field. Added max field.
7188 2007-03-13 David Taylor <taylor@candd.org>
7191 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
7194 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7197 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
7198 two unamed patterns.
7200 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
7202 * config/i386/i386.opt (mcx16, msahf): New options.
7203 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
7204 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
7206 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
7207 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
7208 Output -mcx16 and -msahf options when corresponding bit is set.
7210 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
7213 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7215 * configure.ac: Test for assembler tolerance to # 0 "".
7216 * configure, config.in: Rebuilt.
7217 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
7219 2007-03-13 Geoffrey Keating <geoffk@apple.com>
7221 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
7223 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
7224 (handle_syscall): Handle direct system calls.
7225 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
7227 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7229 * doc/invoke.texi: Fix cpp.info cross-reference.
7230 * doc/passes.texi: Fix gcc.info cross-reference.
7232 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
7234 PR tree-optimization/30835
7235 * lambda-code.c (can_convert_to_perfect_nest): Check whether
7236 bb_for_stmt is not NULL before accessing it.
7238 2007-03-12 Joseph Myers <joseph@codesourcery.com>
7240 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
7243 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7246 * doc/install.texi: Document --enable-stage1-languages
7248 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7250 * tree-pass.h (pass_into_cfg_layout_mode,
7251 pass_outof_cfg_layout_mode): Declare.
7252 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7253 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7254 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7255 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7257 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7259 * c-decl.c (warn_variable_length_array): New function.
7260 Refactored from grokdeclarator to handle warn_vla
7261 and handle unnamed array case.
7262 (grokdeclarator): Refactored VLA warning case.
7263 * c.opt (Wvla): New flag.
7264 * doc/invoke.texi (Wvla): New warning.
7266 2007-03-12 Richard Henderson <rth@redhat.com>
7268 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7269 (TARGET_SECTION_TYPE_FLAGS): New.
7271 2007-03-12 Richard Henderson <rth@redhat.com>
7273 * config/darwin.c (machopic_reloc_rw_mask): New.
7274 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7275 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7277 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7279 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7280 * cppdefault.h (cpp_PREFIX): Document.
7281 (cpp_PREFIX_len): Likewise.
7282 (cpp_EXEC_PREFIX): New variable.
7283 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7284 * c-incpath.c (add_standard_paths): Correct logic for relocating
7285 paths within prefix.
7287 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7289 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7290 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7292 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7293 fix_truncdfdi_sse using SSEMODEF mode macro.
7294 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7295 fix_truncdfsi_sse using SSEMODEF mode macro.
7296 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7297 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7299 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7301 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7304 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7306 * tree.h : Add multiple_of_p declaration.
7307 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7308 * ipa-type-escape.c (results_of_malloc): Redundant.
7309 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7310 (cast_type): Extended with new members.
7311 (check_cast): Returns cast_type.
7312 (cast): New structure for data of walk_use_def_chains.
7313 (is_malloc_result, is_cast_from_non_pointer_1,
7314 is_cast_from_non_pointer,
7315 is_array_access_through_pointer_and_index): New functions.
7316 (look_for_casts): Returns cast types.
7317 (check_call): Returns void.
7318 (okay_pointer_operation): Use support of pointer plus index,
7319 pointer plus constant and allow all multiplications.
7321 2007-03-11 Richard Guenther <rguenther@suse.de>
7323 PR tree-optimization/31115
7324 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7325 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7326 A shift count of zero is not special as with *_DIV_EXPR.
7327 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7330 2007-03-11 Ian Lance Taylor <iant@google.com>
7332 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7333 the *_DIV_EXPR codes correctly with overflow infinities.
7335 2007-03-11 Ira Rosen <irar@il.ibm.com>
7337 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7338 indicate success/failure of the analysis. Add negation to subtrahend
7339 in case of subtraction. Fail if both operands contain constants.
7340 (create_data_ref): Fail if analyze_offset fails.
7342 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7344 * config/i386/i386.md (frndintxf2): Rename to ...
7345 (rintxf2): ... this. Remove expander having same name.
7346 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7347 (roundsf2, rounddf2): Ditto.
7348 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7349 (lround<mode>di2, lround<mode>si2): Ditto.
7351 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7353 * lower-subreg.c: Include except.h.
7354 (decompose_multiword_subregs): Verify that the only control flow
7355 insns we can split are loads to multi-words pseudos.
7356 Handle breaking such blocks after splitting, instead of calling
7357 find_many_sub_basic_blocks.
7359 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7360 on the new basic block. Add a lengthy comment explaining why we
7361 thought this was necessary.
7362 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7364 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7367 * tree.c (walk_type_fields): Recurse into the element type of
7368 ARRAY_TYPEs if there is a pointer set.
7370 2007-03-10 Dirk Mueller <dmueller@suse.de>
7372 * c-common.c (warn_logical_operator): Fix condition.
7374 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
7376 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7378 * config/darwin.c (machopic_select_section): Remove superfluous
7379 argument in call to categorize_decl_for_section. Remove unused
7382 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7384 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7386 * configure: Regenerate.
7388 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7392 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7393 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7394 Add LABEL_NUSES to emitted label.
7395 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7396 branch probability value to emitted jump insn.
7397 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7398 Do not check life information and do not re-arrange input operands
7399 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7401 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7403 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7404 the change of decode_asm_operands.
7406 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7408 * mode-switching.c (create_pre_exit): Skip blockage insn.
7410 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7412 * tree-pass.h (TODO_update_smt_usage): Remove.
7414 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7418 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7420 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7421 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7422 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7425 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7427 * gcc.c: Document %{, in big comment at top.
7428 (input_suffix_matches): Remove special handling for .s and
7430 (input_spec_matches): New.
7431 (handle_braces): Handle %{,.
7432 (validate_switches): ',' indicates a value which is not a switch.
7433 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7434 to detect assembler input.
7435 * config/i386/sol2.h (CPP_SPEC): Likewise.
7436 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7437 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7438 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7439 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7440 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7441 -m64 causes deployment target to default to 10.5.
7442 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7444 2007-03-09 Richard Henderson <rth@redhat.com>
7447 * target.h (targetm.asm.out.reloc_rw_mask): New.
7448 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7449 (TARGET_ASM_OUT): Use it.
7450 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7451 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7452 use the new reloc_rw_mask target hook instead.
7453 (default_section_type_flags_1): Merge into...
7454 (default_section_type_flags): ... here.
7455 (decl_readonly_section_1): Merge into...
7456 (decl_readonly_section): ... here.
7457 (default_elf_select_section_1): Merge into...
7458 (default_elf_select_section): ... here.
7459 (default_unique_section_1): Merge into...
7460 (default_unique_section): ... here.
7461 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7462 (default_select_rtx_section): Use it.
7463 (default_elf_select_rtx_section): Likewise.
7464 * output.h: Update to match.
7465 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7466 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7467 (TARGET_ASM_RELOC_RW_MASK): New.
7468 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7469 to categorize_decl_for_section.
7470 (x86_64_elf_unique_section): Likewise.
7471 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7472 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7473 (TARGET_ASM_RELOC_RW_MASK): New.
7474 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7475 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7476 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7477 (TARGET_RWRELOC): Remove.
7478 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7479 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7480 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7481 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7482 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7483 (rs6000_xcoff_select_section): Use decl_readonly_section.
7484 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7485 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7486 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7487 (TARGET_SECTION_TYPE_FLAGS): Remove.
7488 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7490 2007-03-09 Roger Sayle <roger@eyesopen.com>
7492 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7493 complex constant equality/inequality comparisons for here.
7494 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7495 known at compile-time or can be simplified to a scalar comparison.
7496 (fold_relational_const): Move compile-time evaluation of complex
7497 constant equality/inequality comparisons to here.
7499 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7501 PR rtl-optimization/30643
7502 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7504 (fold_rtx): Recurse, like before 2006-11-03.
7506 2007-03-09 DJ Delorie <dj@redhat.com>
7508 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7511 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7513 PR tree-optimization/30375
7514 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7515 LHS of statements is not the same.
7516 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7518 2007-03-09 Chao-ying Fu <fu@mips.com>
7520 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7522 * doc/invoke.texi (-mdspr2): Document new option.
7523 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7524 New unspec for DSP REV 2.
7525 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7526 these instructions are extended in DSP REV 2.
7527 (mips-dspr2.md): Include.
7528 * config/mips/mips.opt (mdspr2): New option.
7529 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7530 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7531 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7532 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7533 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7534 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7535 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7537 (bdesc_map): Add one field of unsupported_target_flags.
7538 (bdesc_arrays): Update entries to have extra fields. Add
7540 (mips_init_builtins): Initialize new function types.
7541 Check unsupported_target_fileds to filter out builtins.
7542 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7544 (ASM_SPEC): Pass mdspr2 to the assembler.
7545 * config/mips/mips-dspr2.md: New file.
7547 2007-03-09 Sa Liu <saliu@de.ibm.com>
7549 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7551 2007-03-09 Ian Lance Taylor <iant@google.com>
7553 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7554 argument) like -Wstrict-overflow=2.
7555 * doc/invoke.texi (Warning Options): Update documentation.
7557 2007-03-09 Dirk Mueller <dmueller@suse.de>
7560 * doc/invoke.texi (-Wlogical-op): Document.
7561 * common.opt (-Wlogical-op): New.
7562 * c-common.h (warn_logical_operator): Declare.
7563 * c-common.c (warn_logical_operator): Define.
7564 * c-typeck.c (parser_build_binary_op): Call
7565 warn_logical_operator.
7567 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7569 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7570 * final.c (final_scan_insn): Test for non-"" file name.
7572 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7574 * doc/loop.texi: Document the Omega linear constraints solver.
7575 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7576 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7577 omega-hash-table-size, omega-max-keys, and
7578 omega-eliminate-redundant-constraints.
7579 * tree-pass.h (pass_check_data_deps): Declared.
7582 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7583 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7584 pass_check_data_deps): New.
7585 * tree-data-ref.c (init_data_ref): Remove declaration.
7586 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7587 (analyze_array): Renamed init_array_ref, move up initializations.
7588 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7589 Removed arguments that are set to NULL.
7590 (analyze_indirect_ref): Correct indentation, correct call to
7592 (object_analysis): Call init_array_ref instead of analyze_array.
7593 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7594 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7595 of DR_ACCESS_FNS_ADDR.
7596 (init_omega_eq_with_af, omega_extract_distance_vectors,
7597 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7598 ddr_consistent_p): New.
7599 (compute_affine_dependence): Check consistency of ddrs when
7600 flag_check_data_deps is passed.
7601 (analyze_all_data_dependences): Uncomment.
7602 (tree_check_data_deps): New.
7603 * tree-data-ref.h: Include omega.h.
7604 (DR_ACCESS_FNS_ADDR): Removed.
7605 (data_dependence_relation): Add inner_loop.
7606 (DDR_INNER_LOOP): New.
7607 * common.opt (fcheck-data-deps): New.
7608 * tree-flow.h (tree_check_data_deps): Declare.
7609 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7610 (OBJS-common): Depend on omega.o.
7612 * passes.c (pass_check_data_deps): Scheduled.
7613 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7614 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7615 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7616 PARAM_VECT_MAX_VERSION_CHECKS,
7617 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7619 2007-03-09 Richard Guenther <rguenther@suse.de>
7621 PR tree-optimization/30904
7623 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7624 the same way as *_DIV_EXPR.
7626 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7628 * recog.c (decode_asm_operands): No mixed declarations and code.
7630 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7632 * rtl.def (ASM_INPUT): Add location.
7633 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7634 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7635 (decode_asm_operands): Add loc operand.
7636 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7637 * stmt.c (expand_asm): Rename to...
7638 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7639 gen_rtx_ASM_INPUT_loc.
7640 (expand_asm_expr): Adjust.
7641 * recog.c (decode_asm_operands): Add loc operand.
7642 (check_asm_operands, extract_insn): Adjust.
7643 * reload1.c (maybe_fix_stack_asms): Likewise.
7644 * final.c (asm_insn_count): Likewise.
7645 (final_scan_insn): Output # line before and after asm.
7647 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7649 * tree-ssa-structalias.c (variable_info): Remove
7651 (new_var_info): Ditto.
7652 (shared_bitmap_info_t): New structure.
7653 (shared_bitmap_table): New variable.
7654 (shared_bitmap_hash): New function.
7655 (shared_bitmap_eq): Ditto
7656 (shared_bitmap_lookup): Ditto.
7657 (shared_bitmap_add): Ditto.
7658 (merge_smts_into): Change to take bitmap directly.
7659 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7660 (init_alias_vars): Init shared bitmap hashtable.
7661 (delete_points_to_sets): Delete shared bitmap hashtable.
7662 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7663 is_aliased removal as a change that was still necessary was
7666 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7668 * config/i386/i386.h (override_options): Conditionally disable
7669 x86_sahf for 64bit targets only.
7671 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7674 * c-decl.c (merge_decls): Don't call make_var_volatile.
7675 * varasm.c (make_var_volatile): Remove.
7676 * output.h (make_var_volatile): Remove.
7678 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7680 PR tree-optimization/31085
7681 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7683 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7685 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7686 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7687 ATTR_CONST_NOTHROW_LIST.
7689 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7692 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7694 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7696 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7699 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7701 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7702 passed, use shared libgcc.
7704 2007-03-08 Roger Sayle <roger@eyesopen.com>
7706 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7707 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7708 (honor_protect_cleanup_actions, lower_try_finally_switch):
7710 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7711 ifc_temp_var): Likewise.
7712 * tree-inline.c (setup_one_parameter): Likewise.
7713 * tree-mudflap.c (mf_decl_cache_locals,
7714 mf_build_check_statement_for): Likewise.
7715 * tree-nested.c (init_tmp_var, save_tmp_var,
7716 finalize_nesting_tree_1): Likewise.
7717 * tree-outof-ssa.c (insert_copy_on_edge,
7718 insert_backedge_copies): Likewise.
7719 * tree-profile.c (tree_gen_edge_profiler,
7720 tree_gen_ic_profiler): Likewise.
7721 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7722 * tree-sra.c (sra_build_assignment): Likewise.
7723 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7724 * tree-ssa-math-opts.c (insert_reciprocals,
7725 execute_cse_sincos_1): Likewise.
7726 * tree-tailcall.c (adjust_accumulator_values,
7727 adjust_return_value): Likewise.
7728 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7729 * tree-vect-transform.c (vect_create_data_ref_ptr,
7730 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7731 vect_create_epilog_for_reduction, vectorizable_reduction,
7732 vectorizable_call, vectorizable_conversion,
7733 vectorizable_assignment, vectorizable_operation,
7734 vectorizable_type_demotion, vect_gen_widened_results_half,
7735 vect_permute_store_chain, vectorizable_store,
7736 vect_setup_realignment, vect_permute_load_chain,
7737 vectorizable_load, vectorizable_condition,
7738 vect_create_cond_for_align_checks): Likewise.
7739 * tree-vrp.c (build_assert_expr_for): Likewise.
7741 2007-03-08 Ian Lance Taylor <iant@google.com>
7743 * tree-vrp.c: Include "intl.h".
7744 (usable_range_p): New static function.
7745 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7746 overflowed values, juts set *strict_overflow_p.
7747 (compare_values): Only return -2 if one of the operands is not a
7749 (compare_ranges): Call usable_range_p.
7750 (compare_range_with_value): Likewise.
7751 (vrp_evaluate_conditional_warnv): Rename from
7752 vrp_evaluate_conditional. Make static. Change all callers.
7753 (vrp_evaluate_conditional): New function.
7754 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7756 (simplify_abs_using_ranges): Likewise.
7757 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7758 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7759 within_stmt parameter.
7760 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7761 vrp_evaluate_conditional.
7762 * tree-ssa-threadedge.c
7763 (record_temporary_equivalences_from_stmts_at_dest): Change
7764 simplify parameter to take a second tree parameter.
7765 (simplify_control_stmt_condition): Likewise.
7766 (thread_across_edge): Likewise.
7767 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7768 (thread_across_edge): Likewise.
7769 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7771 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7773 * config/i386/i386.h (TARGET_SAHF): New define.
7774 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7775 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7776 (x86_sahf): New global variable.
7777 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7778 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7779 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7780 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7782 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7783 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7784 when expanding fcomi/sahf based tests.
7785 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7786 expanding sahf based alternative. Emit sahf based sequence when
7787 optimizing for code size.
7788 * config/i386/i386.md (x86_sahf_1): Do not disable for
7789 TARGET_64BIT, enable for TARGET_SAHF.
7791 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7793 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7794 spurious whitespace from error message.
7796 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7799 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7801 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7803 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7805 * tree-sra.c (instantiate_element): Propagate disabled warnings
7806 from the element itself to the created variable.
7808 2007-03-07 Richard Henderson <rth@redhat.com>
7811 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7812 silently fix up the stack in the case of a missing register.
7814 2007-03-07 Paul Brook <paul@codesourcery.com>
7816 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7818 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7820 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7822 (phase1_vrs): Use them.
7823 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7824 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7825 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7826 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7827 __gnu_Unwind_Restore_WMMXC if required.
7828 (_Unwind_VRS_Pop): Implement iWMMXt support.
7829 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7830 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7831 gnu_Unwind_Save_WMMXC): Define.
7833 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7835 * config/vxworks.h (vxworks_override_options): Declare.
7836 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7837 * config/vxworks.c: Include target.h and toplev.h.
7838 (vxworks_override_options): New function.
7839 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7841 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7843 * config/s390/s390.c (override_options): Don't emit an error when
7844 -mstack-size is used without providing -mstack-guard.
7845 (s390_emit_prologue): Choose stack_guard value automatically if not
7846 provided via command line.
7847 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7849 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7851 * config/i386/i386.c (output_set_got): Add a GOT initialization
7852 sequence for VxWorks PIC.
7853 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7854 around labels as well as symbols. Use gotoff_operand instead
7855 of local_symbolic_operand.
7856 (legitimize_pic_address): Use gotoff_operand instead of
7857 local_symbolic_operand. Use @GOT accesses for labels as
7859 (ix86_output_addr_diff_elt): Use PC-relative rather than
7860 GP-relative offsets for VxWorks PIC.
7861 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7862 no_new_pseudos. Check whether the returned register is op0.
7863 * config/i386/i386.md (tablejump): Use PC-relative rather than
7864 GP-relative offsets for VxWorks PIC.
7865 * config/i386/predicates.md (gotoff_operand): New predicate.
7867 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7869 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7871 * config/vxworks-dummy.h: New file.
7872 * config/i386/i386.h: Include it.
7874 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7876 * dwarf2out.c (is_inlined_entry_point): New
7877 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7878 DW_AT_ranges if the first subblock is the entry point.
7880 2007-03-06 David Daney <ddaney@avtrex.com>
7882 * doc/install.texi (mips-*-*): Change recommended binutils
7885 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7887 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7888 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7890 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7891 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7893 2007-03-06 Jan Hubicka <jh@suse.cz>
7895 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7896 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7898 (probably_cold_bb_p): Cold functions are cold.
7899 (probably_never_executed_bb_p): Cold functions are cold.
7900 (tree_bb_level_predictions): Predict calls to cold functions as not
7902 (compute_function_frequency): Check hot/cold attributes.
7903 * function.h (function_frequency): Update comments.
7904 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7905 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7906 (c_common_att): Add cold and hot.
7908 * doc/extend.texi (hot,cold attributes): Document.
7910 2007-03-06 Andrew Haley <aph@redhat.com>
7912 * function.c (expand_function_end): Move blockage to just after we
7913 emit the label for the naked return from the function.
7915 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7917 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7920 2007-03-06 Jan Hubicka <jh@suse.cz>
7922 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7923 loaded for constant large models. Non-large 64bit PIC can do.
7924 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7925 * cmodel.h: Add LARGE PIC.
7926 * i386.md (UNSPEC_PLTOFF): New.
7927 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7929 (*call_1_rex64): Disable for large models.
7930 (*call_1_rex64_large): New.
7931 (*call_value_1_rex64): Disable for large models.
7932 (*call_value_1_rex64_large): New.
7933 (set_rip_rex4): New.
7934 (set_got_offset_rex64): New.
7935 * predicates.md (constant_call_address_operand): For large model
7936 constant calls are not possible.
7937 * i386-protos.h (construct_plt_address): Declare.
7938 * i386.c (override_options): Accept large models.
7939 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7940 (legitimate_constant_p): Add new UNSPECs.
7941 (legitimate_pic_operand_p): Likewise.
7942 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7943 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7945 (output_pic_addr_const): Add PLTOFF.
7946 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7947 (ix86_expand_move): Legitimize pic address when in PIC mode.
7948 (construct_plt_address): New function.
7949 (ix86_expand_call): Offload the address to register and use GOT pointer
7951 * invoke.texi (mcmodel=large): Update documentation.
7953 2007-03-06 Richard Henderson <rth@redhat.com>
7955 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7956 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7957 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7958 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7959 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7960 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7961 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7962 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7963 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7964 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7965 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7966 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7967 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7968 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7969 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7970 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7971 x86_schedule, x86_use_bt, x86_pad_returns,
7972 x86_use_xchgb): Merge into ...
7973 (ix86_tune_features): ... here. New array.
7974 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7975 x86_bswap): Merge into ...
7976 (ix86_arch_features): ... here. New array.
7977 (x86_3dnow_a): Remove.
7978 (x86_accumulate_outgoing_args): Make static.
7979 (x86_arch_always_fancy_math_387): Make static.
7980 (ix86_tune_mask, ix86_arch_mask): Move ...
7981 (override_options): ... to local variables here. Apply the
7982 appropriate mask to each element of ix86_arch_features and
7983 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7984 as were done in the old macros.
7985 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7986 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7987 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7988 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7989 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7990 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7991 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7992 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7993 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7994 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7995 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7996 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7997 x86_accumulate_outgoing_args, x86_prologue_using_move,
7998 x86_epilogue_using_move, x86_decompose_lea,
7999 x86_arch_always_fancy_math_387, x86_shift1,
8000 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8001 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8002 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8003 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8004 x86_use_incdec, x86_pad_returns, x86_bswap,
8005 x86_partial_flag_reg_stall): Remove.
8006 (enum ix86_tune_indices): New.
8007 (ix86_tune_features): New.
8008 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8009 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8010 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8011 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8012 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8013 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8014 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8015 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8016 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8017 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8018 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8019 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8020 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8021 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8022 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8023 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8024 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8025 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8026 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8027 TARGET_EXT_80387_CONSTANTS): Use it.
8028 (enum ix86_arch_indices): New.
8029 (ix86_arch_features): New.
8030 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8031 TARGET_BSWAP): Use it.
8032 (ix86_tune_mask, ix86_arch_mask): Remove.
8034 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8037 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8038 Define using $${sysroot_headers_suffix}.
8039 * configure: Regenerate.
8040 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8041 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8043 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8044 * gcc.c (print_sysroot_headers_suffix): New.
8045 (option_map): Include --print-sysroot-headers-suffix.
8046 (display_help): Mention -print-sysroot-headers-suffix.
8047 (process_command): Handle -print-sysroot-headers-suffix.
8048 (do_spec_1): Append multilib directory to include-fixed path if
8049 sysroot suffixes in use.
8050 (main): Handle -print-sysroot-headers-suffix.
8051 * Makefile.in (start.encap): Don't depend on xlimits.h
8052 (xlimits.h): Remove.
8053 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8054 limits.h for each multilib in fixinc_list.
8055 (fixinc_list, s-fixinc_list): New.
8056 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8057 generate them for each multilib in fixinc_list.
8058 (stmp-fixproto): Use include-fixed. Run fixproto for each
8059 multilib in fixinc_list.
8060 (mostlyclean): Don't remove xlimits.h.
8061 (clean): Remove include-fixed.
8062 (real-install-headers-tar, real-install-headers-cpio,
8063 real-install-headers-cp): Don't copy include, only include-fixed.
8064 (install-mkheaders): Depend on fixinc_list. Don't depend on
8065 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8066 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8067 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8069 2007-03-06 Jan Hubicka <jh@suse.cz>
8071 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8074 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8076 * configure.ac: Allow tm_file to contain build-directory files.
8077 * configure: Regenerate.
8078 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8079 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8080 * config/m68k/print-sysroot-suffix.sh: New file.
8082 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8084 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8085 of pic_offset_table_rtx if reload_completed.
8086 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8087 PIC_OFFSET_TABLE_REGNUM.
8088 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8090 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8091 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8093 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8095 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8096 functions that call eh_return.
8098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8100 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8101 functions that need a constant pool.
8103 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8106 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8107 (m68k_preferred_reload_class): Likewise.
8108 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8109 (SECONDARY_RELOAD_CLASS): Define.
8110 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8111 (LIMIT_RELOAD_CLASS): Delete.
8112 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8113 registers from storing bytes.
8114 (m68k_secondary_reload_class): New function.
8115 (m68k_preferred_reload_class): Likewise.
8117 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8119 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8121 (m68k_expand_prologue): Likewise.
8123 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8125 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8126 (mips_expand_epilogue): Add a bool parameter.
8127 (m68k_legitimize_sibcall_address): Declare.
8128 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8129 (m68k_expand_epilogue): Add a parameter to select between sibling
8130 and normal epilogues. Only generate a return for the latter.
8131 (m68k_ok_for_sibcall_p): New function.
8132 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8133 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8134 (sibcall_value, *sibcall_value): Likewise.
8135 (*call, *call_value): Require !SIBLING_CALL_P.
8136 (epilogue): Update call to m68k_expand_epilogue.
8137 (sibcall_epilogue): New pattern.
8138 * config/m68k/predicates.md (const_call_operand): Say that this
8139 predicate applies to sibling calls too.
8140 (sibcall_operand): New predicate.
8142 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8144 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8145 alternatives as movsi_cf.
8146 (movsf_cf_hard): Add commentary.
8148 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8149 Richard Sandiford <richard@codesourcery.com>
8151 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8152 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8153 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8154 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8155 as being live on exit from an interrupt function.
8156 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8157 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8158 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
8159 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
8160 (m68k_interrupt_function_p): Globalize.
8161 (m68k_compute_frame_layout): Remove reverse mask code.
8162 (m68k_emit_movem, m68k_set_frame_related): New functions.
8163 (m68k_output_function_prologue): Delete in favor of...
8164 (m68k_expand_prologue): ...this new function.
8165 (m68k_output_function_epilogue): Delete in favor of...
8166 (m68k_expand_epilogue): ...this new function.
8167 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
8169 (print_operand): Handle %?.
8170 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
8171 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
8172 (prologue, epilogue): New patterns.
8173 (return): Turn into a define_expand.
8174 (*return): New pattern, derived from old "return" pattern. Use rte
8175 rather than rts for interrupt functions. Only use rtd if the pop
8177 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
8178 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
8179 (link, *link, unlink, *unlink, load_got): Likewise.
8181 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8185 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
8186 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
8187 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
8188 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
8189 and m68k_matches_u_p.
8190 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
8191 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
8192 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
8193 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
8194 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
8195 (REG_STRICT_P): New macro.
8196 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
8197 PCREL_GENERAL_OPERAND_OK.
8198 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
8199 m68k_legitimate_base_reg_p.
8200 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
8201 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
8202 (PIC_CASE_VECTOR_ADDRESS): Update comment.
8203 * config/m68k/m68k.c (m68k_address): New structure.
8204 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
8205 (m68k_decompose_index, m68k_legitimate_constant_address_p)
8206 (m68k_jump_table_ref_p, m68k_decompose_address)
8207 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
8208 (m68k_matches_u_p): New functions.
8209 (print_operand_address): Rewrite to use m68k_decompose_index.
8211 2007-03-05 David Taylor <dtaylor@emc.com>
8213 * gcc.c: Correct copyright date in --version output.
8215 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8217 * pa.md: In unamed move patterns, disparge copies between general
8218 and floating point registers using '?' modifier. Don't include 'f'
8219 constraint for register preferences in DImode, SImode, HImode and
8220 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
8221 Remove constraints for copies between general and floating registers
8222 in soft-float DFmode pattern.
8223 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
8227 2007-03-05 Mike Stump <mrs@apple.com>
8229 * c-common.c (targetcm): Add.
8230 * c-opts.c (c_common_handle_option): Handle language specific
8232 * opts.c (handle_option): Verify language for target options, if
8234 * opth-gen.awk: Add CL_LANG_ALL.
8235 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
8236 (TARGETCM_INITIALIZER): Add.
8237 * target.h (struct gcc_targetcm): Add.
8239 * targhooks.c (default_handle_c_option): Add.
8240 * targhooks.h (default_handle_c_option): Add.
8241 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
8243 * config/darwin.opt (iframework): Add.
8244 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
8245 * config/darwin-c.c (handle_c_option): Add.
8246 (TARGET_HANDLE_C_OPTION): Add.
8248 * doc/invoke.texi (Darwin Options): Add -iframework.
8250 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8252 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8255 2007-03-05 Ian Lance Taylor <iant@google.com>
8257 * c.opt (fgnu89-inline): New option.
8258 * c-opts.c (c_common_post_options): Set default value for
8260 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8261 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8263 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8264 (grokdeclarator, start_function): Likewise.
8265 * c-cppbuiltin.c (c_cpp_builtins): Define either
8266 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8267 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8268 (C Dialect Options): Document -fgnu89-inline.
8269 * doc/extend.texi (Function Attributes): Explain what the
8270 gnu_inline attribute does.
8271 * doc/cpp.texi (Common Predefined Macros): Document
8272 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8274 2007-03-05 Ian Lance Taylor <iant@google.com>
8276 PR tree-optimization/31034
8277 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8278 half-range if the other side is an overflow infinity.
8280 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8282 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8283 (bfin*-linux-uclibc*): New configuration.
8284 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8286 * config/bfin/linux.h: New file.
8287 * config/bfin/libgcc-bfin.ver: New file.
8288 * config/bfin/t-bfin-uclinux: New file.
8289 * config/bfin/t-bfin-linux: New file.
8290 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8291 (TARGET_OS_CPP_BUILTINS): New macro.
8293 2007-03-05 Richard Guenther <rguenther@suse.de>
8295 * fold-const.c (fold_binary): Remove duplicate folding
8296 of comparison of non-null ADDR_EXPR against null.
8298 2007-03-05 Richard Guenther <rguenther@suse.de>
8299 Dorit Nuzman <dorit@il.ibm.com>
8301 PR tree-optimization/26420
8302 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8303 are no loops in the function. Only print the number of
8304 vectorized loops if it is greater than zero or we are supposed
8305 to print information about unvectorized loops.
8307 2007-03-05 Revital Eres <eres@il.ibm.com>
8309 * gcc.dg/var-expand1.c: New test.
8310 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8311 when an accumulator is expanded.
8313 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8316 * c-common.c (convert_and_check): Don't give warnings for
8317 conversion if 'expr' already overflowed.
8319 2007-03-04 Roger Sayle <roger@eyesopen.com>
8322 * fold-const.c (fold_comparison): Enforce type consistency when
8323 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8325 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8327 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8328 containing a cast to the base of TARGET_MEM_REF.
8330 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8332 * tree.c (tree_contains_struct_check_failed): Remove spurious
8333 whitespace from error message.
8335 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8338 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8339 instead of precision.
8341 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8342 Nathan Sidwell <nathan@codesourcery.com>
8344 * emit-rtl.c (find_auto_inc): New.
8345 (try_split): recreate REG_INC notes,
8346 Use regular for loops rather than whiles.
8348 2007-03-03 Andreas Schwab <schwab@suse.de>
8350 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8351 * configure: Regenerate.
8353 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8355 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8356 flag_rounding_math, not flag_unsafe_math_optimizations.
8358 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8360 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8361 alpha_fold_vector_minmax): Likewise.
8362 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8363 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8365 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8367 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8368 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8369 if the lhs has side-effects.
8370 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8372 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8374 * config/i386/i386.h (TUNEMASK): Remove define.
8375 (ARCHMASK): Remove define.
8376 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8377 Use ix86_arch_mask variable instead of ARCHMASK.
8378 * config/i386/i386.c (override_options): Ditto.
8379 (standard_80387_constant_p): Ditto.
8381 2007-03-02 Ian Lance Taylor <iant@google.com>
8383 Used signed infinities in VRP.
8384 * tree-vrp.c (uses_overflow_infinity): New static function.
8385 (supports_overflow_infinity): New static function.
8386 (make_overflow_infinity): New static function.
8387 (negative_overflow_infinity): New static function.
8388 (positive_overflow_infinity): New static function.
8389 (is_negative_overflow_infinity): New static function.
8390 (is_positive_overflow_infinity): New static function.
8391 (is_overflow_infinity): New static function.
8392 (overflow_infinity_range_p): New static function.
8393 (compare_values_warnv): New function split out of compare_values.
8394 (compare_value): Call it.
8395 (set_value_range_to_nonnegative): Add overflow_infinity
8396 parameter. Change caller.
8397 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8399 (vrp_expr_computes_nonzero): Likewise.
8400 (compare_ranges, compare_range_with_value): Likewise.
8401 (compare_name_with_value, compare_names): Likewise.
8402 (vrp_evaluate_conditional): Likewise.
8403 (set_value_range): Handle infinity
8404 (vrp_operand_equal_p, operand_less_p): Likewise.
8405 (extract_range_from_assert): Likewise.
8406 (vrp_int_const_binop): Likewise.
8407 (extract_range_from_binary_expr): Likewise.
8408 (extract_range_from_unary_expr): Likewise.
8409 (extract_range_from_comparison): Likewise.
8410 (extract_range_from_expr): Likewise.
8411 (dump_value_range): Likewise.
8412 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8413 (test_for_singularity): Likewise.
8414 (vrp_int_const_binop): Remove inline qualifier.
8415 (adjust_range_with_scev): Add comment.
8416 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8418 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8420 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8421 (get_constraint_for): Likewise.
8422 (do_structure_copy): Likewise.
8423 (find_func_aliases): Fix references to MODIFY_EXPR.
8424 (intra_create_variable_infos): Tidy.
8425 * tree-ssa-operands.c (add_virtual_operand): Add argument
8427 When adding members of alias sets, if IS_CALL_SITE is true and
8428 the symbol is not call-clobbered, skip it.
8431 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8433 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8434 entry by means of emit_insn_at_entry.
8436 2007-03-02 Richard Henderson <rth@redhat.com>
8438 * expr.h (promoted_input_arg): Remove decl.
8439 * function.c (promoted_input_arg): Merge into ...
8440 * combine.c (setup_incoming_promotions): ... only caller.
8441 Rearrange to avoid double loop.
8443 2007-03-02 Ben Elliston <bje@au.ibm.com>
8444 Peter Bergner <bergner@vnet.ibm.com>
8445 Janis Johnson <janis187@us.ibm.com>
8447 * config/rs6000/dfp.md: New file.
8448 * config/rs6000/rs6000.md: Include dfp.md.
8449 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8450 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8451 and TDmode decimal float modes in FP registers.
8452 (num_insns_constant): Likewise.
8453 (rs6000_legitimate_offset_address_p): Likewise.
8454 (rs6000_legitimize_address): Likewise.
8455 (rs6000_legitimize_reload_address): Likewise.
8456 (rs6000_legitimate_address): Likewise.
8457 (rs6000_emit_move): Likewise.
8458 (function_arg_boundary): Likewise.
8459 (function_arg_advance): Likewise.
8460 (rs6000_darwin64_record_arg_recurse): Likewise.
8461 (function_arg): Likewise.
8462 (rs6000_gimplify_va_arg): Likewise.
8463 (rs6000_split_multireg_move): Likewise.
8464 (rs6000_output_function_epilogue): Likewise.
8465 (rs6000_output_function_epilogue): Likewise.
8466 (rs6000_register_move_cost): Likewise.
8467 (rs6000_function_value): Likewise.
8468 (rs6000_libcall_value): Likewise.
8470 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8472 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8474 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8476 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8477 Use $MULTIDIR to choose between the kernel and RTP headers,
8478 and use $WIND_BASE and $WIND_USR to locate them.
8480 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8482 * config/i386/i386.c (override_options): Put initialization of
8483 ix86_tune_mask and ix86_arch_mask to the correct place.
8485 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8486 Michael Meissner <michael.meissner@amd.com>
8489 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8491 (TARGET_CMOVE): Use ARCHMASK.
8492 (TARGET_CMPXCHG): Ditto.
8493 (TARGET_CMPXCHG8B): Ditto.
8494 (TARGET_XADD): Ditto.
8495 (TARGET_BSWAP): Ditto.
8496 * config/i386/i386.c (ix86_tune_mask): New global variable.
8497 (ix86_arch_mask): Ditto.
8498 (override_options): Initialize ix86_tune_mask and
8499 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8502 2007-03-02 Ben Elliston <bje@au.ibm.com>
8505 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8507 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8509 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8510 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8511 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8512 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8514 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8515 rs6000_init_dwarf_reg_sizes_extra): New.
8516 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8517 SPE register high parts.
8519 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8521 * Makefile.in: Add install-pdf target as
8522 copied from automake v1.10 rules.
8523 * configure.ac: Add install-pdf to target list.
8524 * configure: Regenerate.
8526 2007-03-01 Paul Brook <paul@codesourcery.com>
8528 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8529 modes to LDRD for DImode.
8530 (output_move_double): Fixup out of range ldrd/strd.
8531 (vfp_secondary_reload_class): Rename...
8532 (coproc_secondary_reload_class): ... to this. Add wb argument.
8533 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8534 coproc_secondary_reload_class for CLASS_IWMMXT.
8535 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8536 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8538 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8540 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8541 factor by the estimated number of iterations.
8542 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8545 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8546 decode_caches_intel, detect_caches_intel): New functions.
8547 (host_detect_local_cpu): Use detect_caches_amd and
8548 detect_caches_intel.
8550 2007-03-01 Richard Henderson <rth@redhat.com>
8552 * expr.c (emit_move_complex_push): Export.
8553 (emit_move_complex_parts): Split out from ...
8554 (emit_move_complex): ... here.
8555 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8556 * config/i386/i386.md (movcdi): New.
8558 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8560 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8561 size of mode1 to check for tieable modes in MMX case.
8563 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8565 * Makefile.in (rtlanal.o): Depend on tree.h.
8566 * rtl.h (offset_within_section_p, split_const): Declare.
8567 * rtlanal.c: Include tree.h.
8568 (offset_within_block_p): New function, taken from
8569 mips_offset_within_object_p.
8570 (split_const): New function, taken from mips_split_const.
8571 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8573 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8574 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8575 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8576 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8577 (m68k_illegitimate_symbolic_constant_p): New function.
8578 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8579 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8580 symbolic constant that might be outside the symbol's section,
8581 move the symbol first and then add the offset.
8582 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8584 * config/mips/mips.c (mips_split_const): Delete.
8585 (mips_offset_within_object_p): Delete.
8586 (mips_symbolic_constant_p): Use offset_within_section_p and
8587 split_const instead of mips_offset_within_object_p and
8589 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8590 (mips_legitimize_const_move, print_operand_reloc)
8591 (mips_dangerous_for_la25_p): Use split_const instead of
8594 2007-02-28 Eric Christopher <echristo@apple.com>
8596 * Makefile.in (install-include-dir): Don't rm -rf include.
8598 2007-02-28 Richard Guenther <rguenther@suse.de>
8601 * fold-const.c (fold_binary): Do not associate expressions
8602 with more than one variable for integer types that do not wrap.
8604 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8606 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8607 Delete, and replace with...
8608 (fold_builtin_call_array): This. Update callers to use it.
8609 * fold-const.c (fold_build_call_list): Delete, and replace with...
8610 (fold_build_call_array): This.
8611 (fold_build_call_list_initializer): Delete, and replace with...
8612 (fold_build_call_array_initializer): This.
8613 * tree.h: Update declarations to reflect above changes.
8615 * c-typeck.c (build_function_call): Store converted arguments
8616 in a stack-allocated array instead of building a list.
8617 (convert_arguments): Store arguments in the array passed in as an
8618 argument, and return the actual number of arguments.
8619 * c-format.c: (check_function_format): Pass arguments in an
8620 array instead of a list.
8621 * c-common.c (check_function_nonnull): Likewise.
8622 (check_function_sentinel): Likewise.
8623 (check_function_arguments): Likewise.
8624 * c-common.h: Update declarations to reflect above changes.
8626 2007-02-28 Jan Hubicka <jh@suse.cz>
8628 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8629 PRED_NEGATIVE_RETURN): Update outcomes.
8631 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8633 * calls.c (emit_library_call_value_1): Handle partial registers
8634 correctly when building up CALL_INSN_FUNCTION_USAGE.
8636 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8638 * pa/predicates.md (move_src_operand): Allow zero for mode.
8639 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8642 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8645 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8646 *movv2df_internal): Enable pattern only for valid operand
8648 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8649 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8651 2007-02-27 Mike Stump <mrs@apple.com>
8653 * config/darwin-crt3.c: Avoid compilation when compiling for a
8656 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8658 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8660 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8661 for fixed headers and limits.h.
8662 (install-include-dir, install-headers-tar, install-headers-cpio,
8663 install-headers-cp, real-install-headers-tar,
8664 real-install-headers-cpio, real-install-headers-cp): Handle
8665 include-fixed as well as include.
8666 (install-mkheaders): Don't install files that go only in include
8668 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8669 from GCC_INCLUDE_DIR.
8670 * gcc.c (process_command): Remove special -BstageN/ handling.
8671 (do_spec_1): Add include-fixed directories.
8673 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8675 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8677 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8679 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8682 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8684 * c-common.c (get_priority): Add check for
8685 SUPPORTS_INIT_PRIORITY.
8687 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8689 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8691 * config/bfin/bfin.c: Include "cfglayout.h".
8692 (MAX_LSETUP_DISTANCE): New macro.
8693 (struct loop_info): New members incoming, incoming_src and
8694 incoming_dest. Delete member predecessor.
8695 (length_for_loop): New function.
8696 (bfin_optimize_loop): Handle more different loop structures.
8697 (bfin_discover_loop): Rework detection of predecessor blocks by
8698 examining incoming edges.
8699 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8701 (bfin_reorder_loops): New function.
8702 (bfin_reorg_loops): Use these three new functions.
8704 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8705 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8706 (CONSTRAINT_LEN): Add entry for 'q'.
8707 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8708 Add 'q' constraints.
8709 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8710 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8712 * config/bfin/bfin.md (add_with_carry): New pattern.
8713 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8714 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8715 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8716 support unsigned multiplies too. Removed incorrect commutativity from
8717 operand 1 constraint where appropriate.
8718 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8720 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8721 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8723 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8724 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8725 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8726 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8727 usmulhisi_hh_huh): New patterns.
8729 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8730 lshifthi3): Fix output template to use half reg for operand 2.
8732 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8735 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8737 2007-02-27 Andreas Schwab <schwab@suse.de>
8739 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8741 2007-02-27 Jan Hubicka <jh@suse.cz>
8743 * predict.c (last_basic_block_p): Remove.
8744 (tree_estimate_probability): Update return heuristic for commonized
8747 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8749 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8751 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8753 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8754 * doc/cpp.texi: Standardize title page.
8755 * doc/cppinternals.texi: Likewise.
8756 * doc/gcc.texi: Standardize title page, remove version number
8757 from copyright page.
8758 * doc/gccint.texi: Likewise.
8759 * doc/install.texi: Standardize title page, add table of
8762 2007-02-26 Jan Hubicka <jh@suse.cz>
8764 * predict.def: Set outcomes according to more recent results.
8765 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8766 Remove dead predictors.
8767 * predict.c (return_prediction): Fix pasto.
8769 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8771 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8772 change; avoid a memory leak when returning early.
8774 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8776 * c-decl.c (static_ctors): Move to c-common.c.
8777 (static_dtors): Likewise.
8778 (finish_function): Use c_record_cdtor_fn.
8779 (build_cdtor): Move to c-common.c.
8780 (c_write_global_declarations): Use c_build_cdtor_fns.
8781 * c-common.h (static_ctors): Declare.
8782 (static_dtors): Likewise.
8783 (c_record_cdtor_fn): Likewise.
8784 (c_build_cdtor_fns): Likewise.
8785 * c-common.c (static_ctors): New variable.
8786 (static_dtors): Likewise.
8787 (c_record_cdtor_fn): New function.
8788 (build_cdtor): Move from c-decl.c
8789 (c_build_cdtor_fns): New function.
8791 * output.h (assemble_addr_to_section): Declare.
8792 (get_cdtor_priority_section): Likewise.
8793 * varasm.c (assemble_addr_to_section): New function.
8794 (get_cdtor_priority_section): Likewise.
8795 (default_named_section_asm_out_destructor): Use them.
8796 (destor_dtor_section_asm_out_destructor): Likewise.
8797 (default_named_section_asm_out_constructor): Likewise.
8798 (default_ctor_section_asm_out_constructor): Likewise.
8799 * config.gcc (*-*-vxworks*): Include vxworks.o.
8800 * config/t-vxworks (vxworks.o): New target.
8801 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8802 (TARGET_ASM_CONSTRUCTOR): Define.
8803 (TARGET_ASM_DESTRUCTOR): Likewise.
8804 (vxworks_asm_out_constructor): Declare.
8805 (vxworks_asm_out_destructor): Likewise.
8807 * c-common.c (get_priority): Check that we have not just an
8808 INTEGER_CST, but an integer constant with integeral type.
8810 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8812 PR tree-optimization/30938
8813 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8814 use &dt[nargs-1] instead of &dt[nargs] in the call to
8815 vect_is_simple_use().
8817 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8819 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8820 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8821 Do not attempt to handle MEM inside auto-inc expressions.
8822 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8823 of a register modified by an auto-inc expression. However, do handle
8824 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8825 (elimination_effects): Prohibit elimination of a register modified
8826 by an auto-inc expression. Disable register elimination rules whose
8827 target register is modified by an auto-inc expression with variable
8830 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8832 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8834 (array_at_struct_end_p): New function.
8835 (idx_infer_loop_bounds): Use it.
8836 (estimate_numbers_of_iterations_loop): Export.
8837 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8838 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8839 (tree_estimate_probability): Call record_loop_exits.
8840 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8841 (estimated_loop_iterations, estimated_loop_iterations_int,
8842 estimated_loop_iterations_tree): New functions.
8843 (analyze_siv_subscript_cst_affine,
8844 compute_overlap_steps_for_affine_1_2,
8845 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8846 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8847 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8848 (PRED_LOOP_ITERATIONS_GUESSED): New.
8849 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8850 * cfgloop.h (estimate_numbers_of_iterations_loop,
8851 estimated_loop_iterations_int): Declare.
8853 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8855 * doc/extend.texi: Document optional priority argument to
8856 constructors and destructors.
8857 * tree.c (init_priority_for_decl): Adjust GTY markers.
8858 (init_ttree): Use priority-info hash functions for
8859 init_priority_for_decl.
8860 (tree_map_eq): Rename to ...
8861 (tree_map_base_eq): ... this.
8862 (tree_map_marked_p): Rename to ...
8863 (tree_map_base_marked_p): ... this.
8864 (tree_map_base_hash): New function.
8865 (decl_init_priority_lookup): Rework.
8866 (decl_fini_priority_lookup): New function.
8867 (decl_priority_info): New function.
8868 (decl_init_priority_insert): Use it.
8869 (decl_fini_priority_insert): Likewise.
8870 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8872 (decl_restrict_base_insert): Likewise.
8873 (decl_debug_expr_insert): Likewise.
8874 (decl_value_expr_lookup): Likewise.
8875 (decl_value_expr_insert): Likewise.
8876 * tree.h (priority_type): New type.
8877 (decl_init_priority_lookup): Use priority_type.
8878 (decl_fini_priority_lookup): New function.
8879 (decl_init_priority_insert): Use priority_type.
8880 (decl_fini_priority_insert): New function.
8881 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8882 (DECL_INIT_PRIORITY): Likewise.
8883 (SET_DECL_INIT_PRIORITY): Add comment.
8884 (DECL_FINI_PRIORITY): New macro.
8885 (SET_DECL_FINI_PRIORITY): Likewise.
8886 (DEFAULT_INIT_PRIORITY): Document.
8887 (MAX_INIT_PRIORITY): Likewise.
8888 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8889 (tree_map_base): New type.
8890 (tree_map_base_eq): New function.
8891 (tree_map_base_hash): Likewise.
8892 (tree_map_base_marked_p): Likewise.
8893 (tree_map): Inherit from tree_map_base.
8894 (tree_map_eq): Make it a macro.
8895 (tree_map_marked_p): Likewise.
8896 (tree_int_map): Inherit from tree_map_base.
8897 (tree_int_map_eq): Make it a macro.
8898 (tree_int_map_hash): Likewise.
8899 (tree_int_map_marked_p): Likewise.
8900 (tree_priority_map): New type.
8901 (tree_priority_map_eq): New macro.
8902 (tree_priority_map_hash): Likewise.
8903 (tree_priority_map_marked_p): Likewise.
8904 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8906 (emutls_common_1): Likewise.
8907 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8908 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8909 of tree_map hierarchy.
8910 * tree-cfg.c (move_stmt_r): Likewise.
8911 (new_label_mapper): Likewise.
8912 * c-tree.h (c_expand_body): Move to ...
8913 * c-common.h (c_expand_body): ... here.
8914 * c-decl.c (c_expand_body): Move to ...
8915 * c-common.c (c_expand_body): ... here.
8916 (c_common_attribute_table): Allow 1 argument for the constructor
8917 and destructor attributes.
8918 (get_priority): New function.
8919 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8920 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8922 2007-02-24 Jan Hubicka <jh@suse.cz>
8925 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8927 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8928 Jan Hubicka <jh@suse.cz>
8931 * i386.c (counter_mode): New function.
8932 (expand_set_or_movmem_via_loop): Use it.
8933 (expand_movmem_epilogue): Likewise; fix pasto.
8934 (ix86_expand_movmem): Do emit guard even for constant counts.
8935 (ix86_expand_setmem): Likewise.
8937 2007-02-25 Nick Clifton <nickc@redhat.com>
8939 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8940 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8942 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8945 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8946 count argument with 0x10, not with 0x16.
8947 (expand_setmem_epilogue): Ditto.
8949 2007-02-24 Mike Stump <mrs@apple.com>
8951 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8954 2007-02-24 Richard Guenther <rguenther@suse.de>
8957 * fold-const.c (fold_binary): Fold x +- CST op x for
8958 EQ_EXPR and NE_EXPR.
8960 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8962 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8964 2007-02-24 Jan Hubicka <jh@suse.cz>
8966 * cgraphunit.c (decide_is_function_needed): Honor
8967 -fkeep-inline-functions.
8969 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8971 * builtins.c (fold_builtin_modf): New.
8972 (fold_builtin_2): Use it.
8974 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8976 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8977 (determine_max_iter): Take additional LOOP arg; all callers changed.
8978 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8979 one using simplifications.
8980 (simplify_using_initial_values): Return if the expression becomes
8981 invalid due to altered regs.
8983 2007-02-23 DJ Delorie <dj@redhat.com>
8985 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8987 2007-02-23 Mike Stump <mrs@apple.com>
8989 * tlink.c (scan_linker_output): Parse linker messages from
8990 darwin9's linker better.
8992 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8995 * varpool.c (varpool_assemble_pending_decls): Set
8996 varpool_last_needed_node to null.
8998 2007-02-23 DJ Delorie <dj@redhat.com>
9000 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9001 alignment bigger than the object file can handle.
9003 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9006 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9007 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9008 (*movsf_1): Penalize MMX moves.
9010 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9012 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9013 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9015 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9017 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9019 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9020 (fold_builtin_1): Use them.
9021 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9022 BUILT_IN_SIGNIFICAND.
9024 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9026 * config/i386/i386.c (bdesc_1arg): Initialize
9027 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9028 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9029 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9030 and IX86_BUILTIN_MOVSLDUP.
9032 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9034 PR rtl-optimization/30841
9035 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9037 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9039 * builtins.c (fold_builtin_frexp): New.
9040 (fold_builtin_2): Use it.
9042 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9044 * doc/invoke.texi (Spec Files): Document getenv spec function.
9046 * gcc.c (getenv_spec_function): New function.
9047 (static_spec_functions): Add it.
9048 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9049 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9052 2007-02-22 Michael Matz <matz@suse.de
9055 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9056 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9058 2007-02-22 Ian Lance Taylor <iant@google.com>
9061 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9062 (mem_loc_descriptor): Call it.
9064 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9065 Ira Rosen <irar@il.ibm.com>
9067 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9069 2007-02-22 Ira Rosen <irar@il.ibm.com>
9071 PR tree-optimization/30843
9072 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9073 stores only after all the group is vectorized.
9075 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9077 PR tree-optimization/30858
9078 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9079 in the reduction cycle have a single use in the loop.
9080 * tree-vectorizer.h (relevant): Add documentation.
9082 2007-02-20 Mike Stump <mrs@apple.com>
9084 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9085 * configure: Regenerate.
9087 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9089 Change the defaults of some parameters and options.
9090 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9091 * config/spu/spu.c (spu_optimization_options): Add.
9092 (spu_override_options): Change params in spu_optimization_options.
9093 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9095 Register 127 is only 16 byte aligned when used as a frame pointer.
9096 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9097 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9098 HARD_FRAME_POINTER_REGNUM.
9099 (spu_legitimate_address): Use regno_aligned_for_reload.
9100 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9101 aligned when frame_pointer_needed is true.
9102 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9104 * config/spu/spu.h (INIT_EXPANDERS): Define.
9106 Make sure shift and rotate instructions have valid immediate operands.
9107 * config/spu/predicates.md (spu_shift_operand): Remove.
9108 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9109 * config/spu/constraints.md (W, O): Extend range.
9110 * config/spu/spu.md (umask, nmask): Define.
9111 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9112 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9113 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9114 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9115 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9116 (lshr<mode>3_reg): Fix rtl description.
9118 Make sure mulhisi immediate operands are valid.
9119 * config/spu/predicates.md (imm_K_operand): Add.
9120 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9122 Generate constants using fsmbi and andi.
9123 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9124 (print_operand, spu_split_immediate, classify_immediate,
9125 fsmbi_const_p): Handle IC_FSMBI2.
9127 Correctly handle a CONST_VECTOR containing symbols.
9128 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9129 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9130 (immediate_load_p): Allow symbols that use 2 instructions to create.
9131 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9132 with symbols when flag_pic is set.
9133 (const_vector_immediate_p): New.
9134 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9135 accept a CONST_VECTOR with symbols.
9136 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9137 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9139 * config/spu/spu.md (high, low): Delete.
9140 (low_<mode>): Define.
9142 Remove INTRmode and INTR_REGNUM, which didn't work.
9143 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9145 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9146 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9147 peephole2 pattern): Don't use INTR or 131.
9148 (movintrcc): Delete.
9149 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9150 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9151 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9152 (UNSPEC_SET_INTR): Add.
9153 * config/spu/spu-modes.def (INTR): Remove.
9155 More accurate warnings about run-time relocations.
9156 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9158 Correctly warn about immediate arguments to specific intrinsics.
9159 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
9160 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
9161 the instruction predicate.
9163 Fix tree check errors with latest update.
9164 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
9166 (spu_expand_builtin): Use CALL_EXPR_FN.
9168 Add missing specific intrinsics.
9169 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
9171 * config/spu/spu_internals.h: Ditto.
9173 Fix incorrect operand modifiers.
9174 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
9175 * config/spu/spu.md (xor<mode>3): Change %S to %J.
9177 Optimize one case of zero_extend of a vec_select.
9178 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
9180 Accept any immediate for hbr.
9181 * config/spu/spu.md (hbr): Change s constraints to i.
9183 2007-02-21 Paul Brook <paul@codesourcery.com>
9185 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
9186 condexec_count when skipping USE and CLOBBER.
9188 2007-02-21 Nick Clifton <nickc@redhat.com>
9190 * common.opt (Warray-bounds): Add Warning attribute.
9191 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
9193 (fsized-zeroes): Add Optimization attribute.
9194 (fsplit-wide-types, ftree-scev-cprop): Likewise.
9195 * c.opt (Wc++0x-compat): Add Warning attribute.
9197 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9200 * reload1.c (eliminate_regs_in_insn): In the single_set special
9201 case, attempt to re-recognize the insn before falling back to
9202 having reload fix it up.
9204 2007-02-20 Eric Christopher <echristo@gmail.com>
9206 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
9207 Rewrite accordingly.
9208 (frv_read_iacc_argument): Ditto.
9209 (frv_expand_set_builtin): Take a call instead of arglist, update for
9211 (frv_expand_unop_builtin): Ditto.
9212 (frv_expand_binop_builtin): Ditto.
9213 (frv_expand_cut_builtin): Ditto.
9214 (frv_expand_binopimm_builtin): Ditto.
9215 (frv_expand_voidbinop_builtin): Ditto.
9216 (frv_expand_int_void2arg): Ditto.
9217 (frv_expand_prefetches): Ditto.
9218 (frv_expand_voidtriop_builtin): Ditto.
9219 (frv_expand_voidaccop_builtin): Ditto.
9220 (frv_expand_load_builtin): Ditto.
9221 (frv_expand_store_builtin): Ditto.
9222 (frv_expand_mdpackh_builtin): Ditto.
9223 (frv_expand_mclracc_builtin): Ditto.
9224 (frv_expand_mrdacc_builtin): Ditto.
9225 (frv_expand_mwtacc_builtin): Ditto.
9226 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
9229 2007-02-20 Janis Johnson <janis187@us.ibm.com>
9231 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
9232 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
9234 (HAVE_GAS_DFP): Check for assembler support of decimal floating
9236 * configure: Regenerate.
9237 * config.in: Regenerate.
9238 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
9239 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
9240 masks to power6 and power6x and to POWERPC_MASKS.
9241 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9243 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
9244 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
9245 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9246 Access PROTOTYPE as variable, not mask.
9248 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9250 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9251 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9252 * combine.c (adjust_for_new_dest): Use it.
9253 * postreload.c (reload_combine): Likewise.
9255 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9257 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9258 notes on an insn with multiple sets, even if single_set returns
9259 non-NULL for that insn.
9261 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9263 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9266 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9268 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9269 if user didn't pass it.
9270 * config/i386/darwin.h (CC1_SPEC): Likewise.
9271 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9272 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9273 -mmacosx-version-min.
9275 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9276 Uros Bizjak <ubizjak@gmail.com>
9278 * optabs.h (enum optab_index): Add new OTI_scalb.
9279 (scalb_optab): Define corresponding macro.
9280 * optabs.c (init_optabs): Initialize scalb_optab.
9281 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9283 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9284 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9285 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9286 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9287 flag_unsafe_math_optimizations is set.
9289 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9290 to implement scalbf, scalb and scalbl built-ins as inline x87
9293 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9294 DJ Delorie <dj@redhat.com>
9297 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9298 (diagnostic_report_diagnostic): ... here, and turn them into real
9299 errors. If warnings are inhibited, no need to do anything.
9301 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9303 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9304 better code generation.
9306 2007-02-20 Ben Elliston <bje@au.ibm.com>
9308 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9310 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9312 * config/alpha/alpha.c, config/alpha/alpha.md,
9313 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9314 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9315 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9316 config/arm/lib1funcs.asm: Follow spelling conventions.
9318 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9319 config/fr30/fr30.md, config/i386/i386.h,
9320 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9321 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9322 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9323 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9324 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9325 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9326 config/sparc/sparc.c, config/sparc/sparc.h,
9327 config/sparc/sparc.md, config/spu/constraints.md,
9328 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9331 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9334 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9337 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9339 * doc/invoke.texi (-ftree-lrs): Remove.
9341 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9343 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9346 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9348 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9349 new CALL_EXPR_FN macro for retrieving the function
9350 declaration of the input expression.
9352 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9354 * c.opt (Waddress): New.
9355 * common.opt (Walways-true): Delete.
9356 (Wstring-literal-comparison): Delete.
9357 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9358 -Wstring-literal-comparison. Add -Waddress.
9360 (Walways-true): Delete.
9361 (Wstring-literal-comparison): Delete.
9362 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9363 consistently instead of -Walways-true in example.
9364 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9365 * c-typeck.c (parser_build_binary_op): Replace
9366 -Wstring-literal-comparison and -Walways-true with -Waddress.
9367 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9370 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9372 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9373 without DECL_STRUCT_FUNCTION initialized.
9375 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9377 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9378 due to calls to functions taking pointers as parameters.
9380 2007-02-19 Richard Henderson <rth@redhat.com>
9383 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9386 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9388 * config/s390/s390.c (s390_call_saved_register_used,
9389 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9390 accessed to the new scheme.
9392 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9394 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9395 (cris_print_index, cris_print_operand, cris_print_operand_address)
9396 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9397 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9398 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9400 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9401 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9402 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9403 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9404 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9405 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9406 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9407 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9408 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9409 (uminsi3, call, call_value): Ditto.
9410 (define_split: indir_to_reg_split, unnamed): Ditto.
9412 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9414 PR tree-optimization/30975
9415 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9418 2007-02-18 Eric Christopher <echristo@gmail.com>
9420 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9421 Remove use of arglist.
9422 (mips_expand_builtin): Remove use of arglist, pass in expr.
9423 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9424 (mips_expand_builtin_movtf): Ditto.
9425 (mips_expand_builtin_compare): Ditto.
9427 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9429 * tree-sra.c (sra_build_assignment): Replace assertion
9430 checking with a comment explaining why it can't be done.
9432 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9435 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9436 during CALL_EXPR representation conversion.
9437 * tree-ssa-propagate.c (set_rhs): Likewise.
9439 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9441 * tree-sra.c (sra_build_assignment): Disable assertion checking
9444 2007-02-18 Roger Sayle <roger@eyesopen.com>
9446 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9447 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9448 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9450 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9451 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9452 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9453 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9454 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9455 force_gimple_operand): Likewise.
9456 * ipa-cp.c (constant_val_insert): Likewise.
9457 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9458 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9459 perfect_nestify): Likewise.
9460 * langhooks.c (lhd_omp_assignment): Likewise.
9461 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9462 lower_copyprivate_clauses, lower_send_clauses,
9463 lower_send_shared_vars, expand_parallel_call,
9464 expand_omp_for_generic, expand_omp_for_static_nochunk,
9465 expand_omp_for_static_chunk, expand_omp_sections,
9466 lower_omp_single_copy, lower_omp_for_lastprivate,
9467 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9468 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9469 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9472 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9474 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9475 config/sh/sh.md: Follow spelling conventions.
9477 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9478 config/frv/predicates.md: Follow spelling conventions.
9480 * config/m68k/linux-unwind.h: Fix a comment typo.
9481 * target.h: Follow spelling conventions.
9483 2007-02-18 Roger Sayle <roger@eyesopen.com>
9485 PR rtl-optimization/28173
9486 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9487 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9488 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9489 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9490 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9492 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9494 * builtins.c (fold_builtin_load_exponent): New.
9495 (fold_builtin_2): Use it.
9497 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9499 PR rtl-optimization/30773
9500 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9501 if we fail to attach a REG_EQUIV note.
9503 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9504 Roger Sayle <roger@eyesopen.com>
9506 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9508 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9510 * calls.c (initialize_argument_information): Pass original EXP
9511 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9512 code to split complex arguments here, as part of initializing the
9514 (expand_call): Remove code that builds a list of arguments and
9515 inserts implicit arguments into it. Instead, just count how many
9516 implicit arguments there will be so we can determine the size of
9517 the ARGS array, and let initialize_argument_information do the work.
9518 (split_complex_values): Delete unused function.
9520 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9522 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9524 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9526 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9527 for arg pointer based indexed addressing.
9529 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9531 * config/ia64/ia64.h, config/ia64/ia64.md,
9532 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9533 spelling conventions.
9535 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9537 * config/m68k/m68k.c (split_di): New.
9538 * config/m68k/m68k-protos.h: Declare split_di.
9539 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9540 Improve predicate handling and split constant shifts.
9542 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9544 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9545 parameter for register bitfield operations, general predicates
9548 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9550 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9551 * config/m68k/linux-unwind.h: New file.
9553 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9555 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9556 config/i386/athlon.md, config/ia64/ia64.md,
9557 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9558 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9559 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9560 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9561 tree-vect-transform.c: Fix comment typos.
9563 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9565 * sched-deps.c (find_insn_list): Remove.
9566 * sched-int.h: Remove the prototype for find_insn_list.
9568 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9570 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9572 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9573 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9574 darwin_rs6000_override_options.
9575 (C_COMMON_OVERRIDE_OPTIONS): Expect
9576 darwin_macosx_version_min to be non-NULL always.
9577 (TARGET_C99_FUNCTIONS): Likewise.
9578 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9579 (DARWIN_MINVERSION_SPEC): New.
9580 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9581 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9583 (DARWIN_MINVERSION_SPEC): New.
9584 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9586 * config/darwin-c.c (darwin_cpp_builtins): Expect
9587 darwin_macosx_version_min to be non-NULL always.
9589 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9591 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9593 * config/i386/i386.h (x86_use_xchgb): New.
9594 (TARGET_USE_XCHGB): New macro.
9595 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9596 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9597 Split after reload into bswaphi for shifts of 8.
9598 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9599 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9600 or when optimizing for size.
9602 2007-02-16 Richard Guenther <rguenther@suse.de>
9603 Christian Bruel <christian.bruel@st.com>
9605 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9606 DECLs but prefer SSA_NAMEs over DECLs.
9608 2007-02-16 Richard Guenther <rguenther@suse.de>
9610 * tree-flow-inline.h (single_imm_use_p): Remove.
9611 (zero_imm_uses_p): Likewise.
9612 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9613 instead of single_imm_use_p.
9614 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9617 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9620 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9621 nested double- and backquotes.
9623 2007-02-15 Roger Sayle <roger@eyesopen.com>
9626 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9627 should be unreachable.
9628 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9629 For the time being redirect GIMPLE_MODIFY_STMT to the new
9630 (renamed) build_gimple_modify_stmt_stat.
9631 (build2_gimple_stat): Rename to...
9632 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9633 Always build a GIMPLE_MODIFY_STMT node.
9634 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9635 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9638 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9639 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9640 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9641 expand_complex_div_wide): Likewise.
9642 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9643 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9644 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9645 * tree-ssa-loop-manip.c (create_iv): Likewise.
9646 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9647 abs_replacement): Likewise.
9648 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9649 realify_fake_stores): Likewise.
9651 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9652 node rather than a GIMPLE_MODIFY_STMT node.
9653 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9654 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9656 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9657 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9660 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9663 * fold-const.c (fold_comparison): Add back the
9664 folding of constant complex comparisions.
9666 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9669 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9670 effects unknown to this function, return early.
9672 2007-02-15 Ian Lance Taylor <iant@google.com>
9674 * lower-subreg.c (move_eh_region_note): New static function.
9675 (resolve_simple_move): Call it.
9676 (decompose_multiword_subregs): Track blocks for which we resolve a
9677 simple move which is also a control flow insn. Pass them to
9678 find_many_sub_basic_blocks.
9679 (pass_lower_subreg): Add TODO_verify_flow.
9680 (pass_lower_subreg2): Likewise.
9682 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9683 Brooks Moses <brooks.moses@codesourcery.com>
9684 Lee Millward <lee.millward@codesourcery.com>
9686 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9687 (VL_EXP_CLASS_P): New.
9688 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9690 (TREE_OPERAND_CHECK_CODE): Likewise.
9691 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9692 (TREE_RTL_OPERAND_CHECK): Likewise.
9693 (tree_operand_check_failed): Make second parameter the whole tree
9694 instead of its code. Fixed callers.
9695 (VL_EXP_CHECK): New.
9696 (TREE_OPERAND_LENGTH): New.
9697 (VL_EXP_OPERAND_LENGTH): New.
9698 (CALL_EXPR_FN): New.
9699 (CALL_EXPR_STATIC_CHAIN): New.
9700 (CALL_EXPR_ARGS): New.
9701 (CALL_EXPR_ARG): New.
9702 (call_expr_nargs): New.
9703 (CALL_EXPR_ARGP): New.
9704 (build_nt_call_list): Declare.
9705 (build_vl_exp_stat): Declare.
9706 (build_vl_exp): New.
9707 (build_call_list): Declare.
9708 (build_call_nary): Declare.
9709 (build_call_valist): Declare.
9710 (build_call_array): Declare.
9711 (call_expr_arg): Declare.
9712 (call_expr_argp): Declare.
9713 (call_expr_arglist): Declare.
9714 (fold_build_call_list): Declare.
9715 (fold_build_call_list_initializer): Declare.
9716 (fold_call_expr): Declare to replace fold_builtin.
9717 (fold_builtin_fputs): Update to agree with modified definition.
9718 (fold_builtin_strcpy): Likewise.
9719 (fold_builtin_strncpy): Likewise.
9720 (fold_builtin_memory_chk): Likewise.
9721 (fold_builtin_stxcpy_chk): Likewise.
9722 (fold_builtin_strncpy_chk): Likewise.
9723 (fold_builtin_next_arg): Likewise.
9724 (fold_build_call_expr): Declare.
9725 (fold_builtin_call_list): Declare.
9726 (fold_builtin_call_valist): Declare.
9727 (build_call_expr): Declare.
9728 (validate_arglist): Update to agree with modified definition.
9729 (tree_operand_length): New.
9730 (call_expr_arg_iterator): New.
9731 (init_call_expr_arg_iterator): New.
9732 (next_call_expr_arg): New.
9733 (first_call_expr_arg): New.
9734 (more_call_expr_args_p): New.
9735 (FOR_EACH_CALL_EXPR_ARG): New.
9737 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9738 and tcc_gimple_stmt.
9739 (tree_code_size): Update documentation. Use sizeof (tree) rather
9740 than sizeof (char *).
9741 (tree_size): Likewise. Add case for tcc_vl_exp.
9742 (tree_node_structure): Add case for tcc_vl_exp.
9743 (contains_placeholder_p): Likewise.
9744 (substitute_in_expr): Likewise.
9745 (substitute_placeholder_in_expr): Likewise.
9746 (stabilize_reference_1): Likewise.
9747 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9748 to diagnose breakage of this interface for constructing CALL_EXPRs.
9749 (build_nt): Add similar assertion here.
9750 (build_nt_call_list): New.
9751 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9752 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9754 (get_callee_fndecl): Use new CALL_EXPR accessors.
9755 (tree_operand_check_failed): Change parameters to pass entire node
9756 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9757 (process_call_operands): New.
9758 (build_vl_exp_stat): New.
9759 (build_call_list): New.
9760 (build_call_nary): New.
9761 (build_call_valist): New.
9762 (build_call_array): New.
9763 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9764 (call_expr_arglist): New.
9766 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9767 tcc_vl_exp instead of a fixed-size tcc_expression.
9769 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9770 accessors for CALL_EXPRs.
9771 (AGGR_INIT_EXPR): Likewise.
9773 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9774 Brooks Moses <brooks.moses@codesourcery.com>
9775 Lee Millward <lee.millward@codesourcery.com>
9777 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9778 (expand_builtin_nonlocal_goto): Change parameter to be entire
9779 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9780 (expand_builtin_prefetch): Likewise.
9781 (expand_builtin_classify_type): Likewise.
9782 (mathfn_built_in): Return NULL_TREE instead of 0.
9783 (expand_errno_check): Use new CALL_EXPR accessors.
9784 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9785 Return NULL_RTX instead of 0.
9786 (expand_builtin_mathfn_2): Likewise.
9787 (expand_builtin_mathfn_3): Likewise.
9788 (expand_builtin_interclass_mathfn): Likewise.
9789 (expand_builtin_sincos): Likewise.
9790 (expand_builtin_cexpi): Likewise.
9791 (expand_builtin_int_roundingfn): Likewise.
9792 (expand_builtin_int_roundingfn_2): Likewise.
9793 (expand_builtin_pow): Likewise.
9794 (expand_builtin_powi): Likewise.
9795 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9796 of arglist, fixing callers appropriately. Use new CALL_EXPR
9797 accessors and constructors. Return NULL_RTX instead of 0.
9798 (expand_builtin_strstr): Likewise.
9799 (expand_builtin_strchr): Likewise.
9800 (expand_builtin_strrchr): Likewise.
9801 (expand_builtin_strpbrk): Likewise.
9802 (expand_builtin_memcpy): Likewise.
9803 (expand_builtin_mempcpy): Likewise.
9804 (expand_builtin_mempcpy_args): New.
9805 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9806 (expand_builtin_memmove_args): New.
9807 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9808 (expand_movstr): Likewise.
9809 (expand_builtin_strcpy): Likewise.
9810 (expand_builtin_strcpy_args): New.
9811 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9812 (expand_builtin_strncpy): Likewise.
9813 (expand_builtin_memset): Likewise.
9814 (expand_builtin_memset_args): New.
9815 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9816 (expand_builtin_memcmp): Likewise.
9817 (expand_builtin_strcmp): Likewise.
9818 (expand_builtin_strncmp): Likewise.
9819 (expand_builtin_strcat): Likewise.
9820 (expand_builtin_strncat): Likewise.
9821 (expand_builtin_strspn): Likewise.
9822 (expand_builtin_strcspn): Likewise.
9823 (expand_builtin_args_info): Likewise.
9824 (expand_builtin_va_start): Likewise.
9825 (gimplify_va_arg_expr): Likewise.
9826 (expand_builtin_va_end): Likewise.
9827 (expand_builtin_va_copy): Likewise.
9828 (expand_builtin_frame_address): Likewise.
9829 (expand_builtin_alloca): Likewise.
9830 (expand_builtin_bswap): Likewise.
9831 (expand_builtin_unop): Likewise.
9832 (expand_builtin_fputs): Likewise.
9833 (expand_builtin_expect): Likewise.
9834 (expand_builtin_fabs): Likewise.
9835 (expand_builtin_copysign): Likewise.
9836 (expand_builtin_printf): Likewise.
9837 (expand_builtin_fprintf): Likewise.
9838 (expand_builtin_sprintf): Likewise.
9839 (expand_builtin_init_trampoline): Likewise.
9840 (expand_builtin_signbit): Likewise.
9841 (expand_builtin_fork_or_exec): Likewise.
9842 (expand_builtin_sync_operation): Likewise.
9843 (expand_builtin_compare_and_swap): Likewise.
9844 (expand_builtin_lock_test_and_set): Likewise.
9845 (expand_builtin_lock_release): Likewise.
9846 (expand_builtin): Likewise.
9847 (builtin_mathfn_code): Likewise.
9849 (fold_builtin_constant_p): Pass call arguments individually instead
9850 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9851 accessors and constructors. Return NULL_TREE instead of 0.
9852 (fold_builtin_expect): Likewise.
9853 (fold_builtin_classify_type): Likewise.
9854 (fold_builtin_strlen): Likewise.
9855 (fold_builtin_nan): Likewise.
9856 (integer_valued_real_p): Likewise.
9857 (fold_trunc_transparent_mathfn): Likewise.
9858 (fold_fixed_mathfn): Likewise.
9859 (fold_builtin_cabs): Likewise.
9860 (fold_builtin_sqrt): Likewise.
9861 (fold_builtin_cbrt): Likewise.
9862 (fold_builtin_cos): Likewise.
9863 (fold_builtin_cosh): Likewise.
9864 (fold_builtin_tan): Likewise.
9865 (fold_builtin_sincos): Likewise.
9866 (fold_builtin_cexp): Likewise.
9867 (fold_builtin_trunc): Likewise.
9868 (fold_builtin_floor): Likewise.
9869 (fold_builtin_ceil): Likewise.
9870 (fold_builtin_round): Likewise.
9871 (fold_builtin_int_roundingfn): Likewise.
9872 (fold_builtin_bitop): Likewise.
9873 (fold_builtin_bswap): Likewise.
9874 (fold_builtin_logarithm): Likewise.
9875 (fold_builtin_hypot): Likewise.
9876 (fold_builtin_pow): Likewise.
9877 (fold_builtin_powi): Likewise.
9878 (fold_builtin_exponent): Likewise.
9879 (fold_builtin_memset): Likewise.
9880 (fold_builtin_bzero): Likewise.
9881 (fold_builtin_memory_op): Likewise.
9882 (fold_builtin_bcopy): Deleted; call site changed to invoke
9883 fold_builtin_memory_op directly.
9884 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9885 (fold_builtin_strncpy): Likewise.
9886 (fold_builtin_memcmp): Likewise.
9887 (fold_builtin_strcmp): Likewise.
9888 (fold_builtin_strncmp): Likewise.
9889 (fold_builtin_signbit): Likewise.
9890 (fold_builtin_copysign): Likewise.
9891 (fold_builtin_isascii): Likewise.
9892 (fold_builtin_toascii): Likewise.
9893 (fold_builtin_isdigit): Likewise.
9894 (fold_builtin_fabs): Likewise.
9895 (fold_builtin_abs): Likewise.
9896 (fold_builtin_fmin_fmax): Likewise.
9897 (fold_builtin_carg): Likewise.
9898 (fold_builtin_classify): Likewise.
9899 (fold_builtin_unordered_cmp): Likewise.
9901 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9902 New functions split out from fold_builtin_1.
9903 (fold_builtin_n): New.
9904 (fold_builtin_varargs): New.
9905 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9907 (fold_call_expr): New.
9908 (build_function_call_expr): Rewrite to use new helper function.
9909 (fold_builtin_call_list): New.
9910 (build_call_expr): New.
9911 (fold_builtin_call_valist): New.
9912 (rewrite_call_expr): New.
9913 (validate_arg): New.
9914 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9915 of an arglist. Change return type to bool. Use new CALL_EXPR
9918 (fold_builtin_strstr): Pass call arguments individually instead
9919 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9920 accessors and constructors. Return NULL_TREE instead of 0.
9921 (fold_builtin_strchr): Likewise.
9922 (fold_builtin_strrchr): Likewise.
9923 (fold_builtin_strpbrk): Likewise.
9924 (fold_builtin_strcat): Likewise.
9925 (fold_builtin_strncat): Likewise.
9926 (fold_builtin_strspn): Likewise.
9927 (fold_builtin_strcspn): Likewise.
9928 (fold_builtin_fputs): Likewise.
9929 (fold_builtin_next_arg): Likewise.
9930 (fold_builtin_sprintf): Likewise.
9932 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9933 NULL_RTX instead of 0.
9934 (expand_builtin_memory_chk): Likewise.
9935 (maybe_emit_chk_warning): Likewise.
9936 (maybe_emit_sprintf_chk_warning): Likewise.
9938 (fold_builtin_object_size): Pass call arguments individually instead
9939 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9940 accessors and constructors. Return NULL_TREE instead of 0.
9941 (fold_builtin_memory_chk): Likewise.
9942 (fold_builtin_stxcpy_chk): Likewise.
9943 (fold_builtin_strncpy_chk): Likewise.
9944 (fold_builtin_strcat_chk): Likewise.
9945 (fold_builtin_strcat_chk): Likewise.
9946 (fold_builtin_strncat_chk): Likewise.
9947 (fold_builtin_sprintf_chk): Likewise.
9948 (fold_builtin_snprintf_chk): Likewise.
9949 (fold_builtin_printf): Likewise.
9950 (fold_builtin_vprintf): Likewise.
9952 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9954 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9955 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9956 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9957 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9958 (fold_unary): Likewise.
9959 (fold_binary): Likewise.
9960 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9961 ternary expressions.
9962 (fold): Add logic for tcc_vl_exp.
9963 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9964 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9965 (fold_build3_stat): Add assertion to flag broken interface for
9966 constructing CALL_EXPRs.
9967 (fold_build_call_list): New.
9968 (fold_build_call_list_initializer): New.
9969 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9971 (fold_strip_sign_ops): Likewise.
9973 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9974 Brooks Moses <brooks.moses@codesourcery.com>
9975 Lee Millward <lee.millward@codesourcery.com>
9977 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9978 accessors and dump arguments explicitly.
9980 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9982 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9984 (print_call_name): Use new CALL_EXPR accessors.
9986 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9987 CALL_EXPR arguments explicitly instead of as a list. Use
9988 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9990 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9991 (vrp_visit_stmt): Likewise.
9993 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9994 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9996 (force_move_till_expr): Likewise.
9998 * targhooks.c (default_external_stack_protect_fail): Use
9999 build_call_expr instead of build_function_call_expr.
10000 (default_hidden_stack_protect_fail): Likewise.
10002 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10005 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10006 and walk arguments explicitly.
10008 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10009 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10010 (expand_simple_operations): Likewise.
10011 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10013 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10014 of TREE_CODE_LENGTH.
10015 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10017 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10018 instead of TREE_CODE_LENGTH.
10020 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10021 (tree_ic_transform): Likewise.
10022 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10023 parameter instead of arglist. Fix callers.
10024 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10025 (tree_stringops_transform): Likewise.
10026 (tree_indirect_call_to_profile): Likewise.
10027 (tree_stringops_values_to_profile): Likewise.
10029 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10030 (eliminate_tail_call): Likewise.
10032 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10034 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10035 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10037 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10039 * omp-low.c (build_omp_barrier): Use build_call_expr.
10040 (lower_rec_input_clauses): Likewise.
10041 (lower_reduction_clauses): Likewise.
10042 (expand_parallel_call): Likewise.
10043 (maybe_catch_exception): Likewise.
10044 (expand_omp_for_generic): Likewise.
10045 (expand_omp_for_static_nochunk): Likewise.
10046 (expand_omp_sections): Likewise.
10047 (lower_omp_single_simple): Likewise.
10048 (lower_omp_single_copy): Likewise.
10049 (lower_omp_master): Likewise.
10050 (lower_omp_ordered): Likewise.
10051 (lower_omp_critical): Likewise.
10053 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10054 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10056 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10057 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10058 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10060 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10061 and generalize to handle any number of operands.
10062 (chrec_contains_undetermined): Likewise.
10063 (tree_contains_chrecs): Likewise.
10064 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10066 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10068 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10069 fold_call_expr instead of fold_builtin.
10070 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10071 match declarations there.
10072 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10075 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10076 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10078 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10079 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10081 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10084 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10085 (execute_cse_sincos): Use new CALL_EXPR accessors.
10087 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10089 * gimple-low.c (lower_function_body): Use build_call_expr.
10090 (lower_builtin_setjmp): Likewise.
10092 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10093 (set_storage_via_libcall): Likewise.
10094 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10095 instead of TREE_CODE_LENGTH.
10096 (expand_expr_real_1): Use new CALL_EXPR accessors.
10098 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10099 generalize to handle any number of operands.
10100 (TB_parent_eq): Likewise.
10102 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10103 (strip_builtin_expect): Likewise.
10105 * function.c (gimplify_parameters): Use build_call_expr.
10107 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10108 instead of TREE_CODE_LENGTH.
10110 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10111 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10113 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10116 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10117 (gimplify_decl_expr): Likewise.
10118 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10119 Use new CALL_EXPR iterators.
10120 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10121 (gimplify_modify_expr_to_memset): Likewise.
10122 (gimplify_variable_sized_compare): Likewise.
10123 (gimplify_omp_atomic_fetch_op): Likewise.
10124 (gimplify_omp_atomic_pipeline): Likewise.
10125 (gimplify_omp_atomic_mutex): Likewise.
10126 (gimplify_function_tree): Likewise.
10128 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10129 (call_expr_flags): Likewise.
10130 (expand_call): Likewise.
10132 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10133 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10136 * coverage.c (create_coverage): Use build_call_expr.
10138 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10139 (temp_call_expr_obstack): New.
10140 (pool_copy_list): Delete.
10141 (temp_copy_call_expr): New.
10142 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10143 CALL_EXPR accessors. Get rid of special goo for copying argument
10144 lists and use temp_copy_call_expr instead.
10145 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10146 CALL_EXPR accessors.
10147 (create_expression_by_pieces): Likewise. Use build_call_array
10148 to construct the result instead of fold_build3.
10149 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10150 dealing with argument lists.
10151 (init_pre): Remove references to expression_node_pool and
10152 list_node_pool. Init temp_call_expr_obstack instead.
10153 (fini_pre): Remove references to expression_node_pool and
10156 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10157 and walk arguments explicitly instead of as a list.
10159 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
10160 (mx_register_decls): Likewise.
10161 (mudflap_register_call): Likewise.
10162 (mudflap_finish_file): Likewise.
10164 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
10165 (ipa_callsite_compute_param): Likewise.
10167 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
10168 accessors and constructor.
10170 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
10171 accessors and constructor.
10172 (convert_tramp_reference): Likewise.
10173 (convert_call_expr): Likewise.
10174 (finalize_nesting_tree_1): Likewise.
10176 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
10179 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
10181 * tree-inline.c (initialize_inlined_parameters): Pass entire
10182 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10184 (estimate_num_insns_1): Use new CALL_EXPR accessors.
10185 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
10187 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
10188 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10189 (vectorizable_reduction): Likewise.
10190 (vectorizable_call): Use new CALL_EXPR iterators.
10191 (vectorizable_conversion): Use build_call_expr.
10192 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
10193 (vect_gen_widened_results_half): Use build_call_expr.
10194 (vect_setup_realignment): Likewise.
10195 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
10197 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
10198 (pass_through_call): Likewise.
10199 (compute_object_sizes): Likewise. Use fold_call_expr instead of
10202 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
10203 (tree_gen_pow2_profiler): Likewise.
10204 (tree_gen_one_value_profiler): Likewise.
10205 (tree_gen_ic_func_profiler): Likewise.
10206 (tree_gen_average_profiler): Likewise.
10207 (tree_gen_ior_profiler): Likewise.
10209 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
10210 (find_func_aliases): Use new CALL_EXPR accessors. Add case
10211 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10213 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
10214 of TREE_CODE_LENGTH.
10216 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
10217 of TREE_CODE_LENGTH.
10219 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
10221 (convert_to_integer): Likewise.
10223 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
10226 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10227 Brooks Moses <brooks.moses@codesourcery.com>
10228 Lee Millward <lee.millward@codesourcery.com>
10230 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
10232 * config/frv/frv.c (frv_expand_builtin): Likewise.
10233 * config/s390/s390.c (s390_expand_builtin): Likewise.
10235 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
10236 (sparc_expand_builtin): Use new CALL_EXPR accessors.
10238 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
10239 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
10240 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
10241 (ix86_expand_store_builtin): Likewise.
10242 (ix86_expand_unop_builtin): Likewise.
10243 (ix86_expand_unop1_builtin): Likewise.
10244 (ix86_expand_sse_compare): Likewise.
10245 (ix86_expand_sse_comi): Likewise.
10246 (ix86_expand_vec_init_builtin): Likewise.
10247 (ix86_expand_vec_ext_builtin): Likewise.
10248 (ix86_expand_vec_set_builtin): Likewise.
10249 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10251 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10252 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10254 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10255 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10256 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10258 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10260 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10261 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10262 arglist. Use new CALL_EXPR accessors. Fix callers.
10263 (altivec_expand_abs_builtin): Likewise.
10264 (rs6000_expand_binop_builtin): Likewise.
10265 (altivec_expand_predicate_builtin): Likewise.
10266 (altivec_expand_lv_builtin): Likewise.
10267 (spe_expand_stv_builtin): Likewise.
10268 (altivec_expand_stv_builtin): Likewise.
10269 (rs6000_expand_ternop_builtin): Likewise.
10270 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10271 (altivec_expand_st_builtin): Likewise.
10272 (altivec_expand_dst_builtin): Likewise.
10273 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10274 arglist. Use new CALL_EXPR accessors. Fix callers.
10275 (altivec_expand_vec_set_builtin): Likewise.
10276 (altivec_expand_vec_ext_builtin): Likewise.
10277 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10278 (spe_expand_builtin): Likewise.
10279 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10280 arglist. Use new CALL_EXPR accessors. Fix callers.
10281 (spe_expand_evsel_builtin): Likewise.
10282 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10283 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10285 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10286 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10287 (arm_expand_unop_builtin): Likewise.
10288 (arm_expand_builtin): Use new CALL_EXPR accessors.
10290 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10293 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10294 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10295 (bfin_expand_unop_builtin): Likewise.
10296 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10298 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10299 Brooks Moses <brooks.moses@codesourcery.com>
10300 Lee Millward <lee.millward@codesourcery.com>
10302 * c-semantics.c (build_stmt): Add internal diagnostic check.
10304 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10305 accessors. Print arguments explicitly instead of as a list.
10307 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10309 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10310 (c_finish_omp_flish): Likewise.
10312 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10313 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10314 instead of TREE_CODE_LENGTH.
10315 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10316 (c_warn_unused_result): Likewise.
10318 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10321 * doc/invoke.texi (Warning Options): Remove
10322 -Werror-implicit-function-declaration.
10323 (Wimplicit-function-declaration): Update description.
10324 * opts.c (common_handle_option): Move handling of -Werror=* to...
10325 (enable_warning_as_error): ...here.
10326 * opts.h (enable_warning_as_error): Declare.
10327 * c-decl.c (implicit_decl_warning): Unless
10328 -Wno-implicit-function-declaration is given, emit a pedwarn if
10329 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10330 * c.opt (Wimplicit-function-declaration): Replace
10331 mesg_implicit_function_declaration with
10332 warn_implicit_function_declaration.
10333 * c-opts.c (c_common_handle_option):
10334 -Werror-implicit-function-declaration is exactly equal as
10335 -Werror=implicit-function-declaration.
10336 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10337 warn_implicit_function_declaration.
10338 (c_common_post_options): -Wimplict-function-declaration is enabled
10339 by default by -std=c99, otherwise is disabled by default.
10340 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10342 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10344 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10345 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10346 former is ignored but not the latter.
10348 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10350 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10351 is made and the reference doesn't use the alias set of its type,
10352 do not create the temporary using that type.
10354 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10356 * jump.c: Remove prototypes for delete_computation and
10357 delete_prior_computation.
10359 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10361 * jump.c (get_label_after): Delete.
10362 (get_label_before, delete_computation, delete_jump,
10363 delete_prior_computation, follow_jumps): Move...
10364 * reorg.c (delete_computation, delete_prior_computation): ... here...
10365 (get_label_before, delete_jump): ... making these static ...
10366 (follow_jumps): ... and simplifying this since it only runs after
10368 * rtl.h (get_label_after, get_label_before, delete_jump,
10369 follow_jumps): Delete prototypes.
10371 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10373 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10375 2007-02-15 Nick Clifton <nickc@redhat.com>
10377 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10378 order to prevent it from being munged by the target.
10380 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10382 * config/i386/i386.md: Remove misleading comment.
10384 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10386 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10387 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10390 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10392 * tree-sra.c (instantiate_missing_elements): Canonicalize
10394 (sra_build_assignment): New.
10395 (generate_copy_inout, generate_element_copy,
10396 generate_element_zero, generate_one_element_init): Use it.
10398 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10400 * tree-sra.c (instantiate_missing_elements): Canonicalize
10402 (sra_build_assignment): New.
10403 (generate_copy_inout, generate_element_copy,
10404 generate_element_zero, generate_one_element_init): Use it.
10406 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10408 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10411 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10413 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10414 types as aggregates not scalars.
10415 * function.c (assign_stack_temp_for_type): Likewise.
10417 2007-02-14 Roger Sayle <roger@eyesopen.com>
10418 Zdenek Dvorak <dvorakz@suse.cz>
10420 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10423 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10425 * passes.c (next_pass_1): Clear the next field of the copied
10428 2007-02-14 Richard Henderson <rth@redhat.com>
10430 * tree-sra.c (early_sra): New.
10431 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10432 (tree_sra_early, pass_sra_early): New.
10433 * tree-pass.h (pass_sra_early): Declare.
10434 * passes.c (init_optimization_passes): Use it.
10436 2007-02-14 Richard Guenther <rguenther@suse.de>
10438 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10440 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10442 PR tree-optimization/30771
10443 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10445 (vect_analyze_operations): Induction phis can now be marked as
10447 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10448 Update documentation accordingly.
10450 2007-02-14 Nick Clifton <nickc@redhat.com>
10452 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10453 most 3 arguments are supported.
10454 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10456 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10458 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10459 Ensure dst->current is valid.
10461 2007-02-13 Paul Brook <paul@codesourcery.com>
10463 * config.gcc: Add arm*-*-uclinux-*eabi.
10464 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10465 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10466 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10467 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10468 (LINK_SPEC): Define.
10469 (LIB_SPEC): Define.
10470 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10472 * config/arm/uclinux-eabi.h: New file.
10473 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10474 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10477 2007-02-13 Ian Lance Taylor <iant@google.com>
10479 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10480 * flags.h (warn_strict_overflow): Declare.
10481 (enum warn_strict_overflow_code): Define.
10482 (issue_strict_overflow_warning): New static inline function.
10483 * opts.c (warn_strict_overflow): New variable.
10484 (common_handle_option): Handle OPT_Wstrict_overflow and
10485 OPT_Wstrict_overflow_.
10486 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10488 * fold-const.c: Include intl.h.
10489 (fold_deferring_overflow_warnings): New static variable.
10490 (fold_deferred_overflow_warning): New static variable.
10491 (fold_deferred_overflow_code): New static variable.
10492 (fold_defer_overflow_warnings): New function.
10493 (fold_undefer_overflow_warnings): New function.
10494 (fold_undefer_and_ignore_overflow_warnings): New function.
10495 (fold_deferring_overflow_warnings_p): New function.
10496 (fold_overflow_warning): New static function.
10497 (make_range): Add strict_overflow_p parameter. Change all
10499 (extract_muldiv, extract_muldiv_1): Likewise.
10500 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10501 tree_expr_nonnegative_p.
10502 (fold_negate_expr): Call fold_overflow_warning.
10503 (fold_range_test): Likewise.
10504 (fold_comparison): Likewise.
10505 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10506 instead of tree_expr_nonnegative_p.
10507 (tree_expr_nonnegative_warnv_p): Rename from
10508 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10509 (tree_expr_nonnegative_p): New function.
10510 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10511 strict_overflow_p parameter.
10512 (tree_expr_nonzero_p): New function.
10513 * passes.c (verify_interpass_invariants): New static function.
10514 (execute_one_pass): Call it.
10515 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10517 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10518 (estimate_numbers_of_iterations): Likewise.
10519 (scev_probably_wraps_p): Likewise.
10520 * tree-ssa-ccp.c: Include "toplev.h".
10521 (evaluate_stmt): Defer fold overflow warnings until we know we are
10523 (struct fold_stmt_r_data): Add stmt field.
10524 (fold_stmt_r): Defer fold overflow warnings until we know we
10526 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10527 (fold_stmt_inplace): Likewise.
10528 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10529 (cleanup_control_expr_graph): Defer fold overflow warnings until
10530 we know we are going to optimize.
10531 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10532 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10534 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10535 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10536 * tree-ssa-loop-manip.c (create_iv): Likewise.
10537 * c-typeck.c (build_conditional_expr): Likewise.
10538 (build_binary_op): Likewise.
10539 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10540 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10541 (extract_range_from_unary_expr): Likewise.
10542 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10543 assuming that signed overflow does not occur.
10544 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10545 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10546 (fold_defer_overflow_warnings): Declare.
10547 (fold_undefer_overflow_warnings): Declare.
10548 (fold_undefer_and_ignore_overflow_warnings): Declare.
10549 (fold_deferring_overflow_warnings_p): Declare.
10550 (tree_expr_nonzero_warnv_p): Declare.
10551 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10552 of warning options.
10553 (Warning Options): Document -Wstrict-overflow.
10554 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10555 (tree-ssa-ccp.o): Likewise.
10556 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10557 (fold-const.o): Depend on intl.h.
10559 2007-02-13 Ian Lance Taylor <iant@google.com>
10561 PR middle-end/30751
10562 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10565 2007-02-13 Stuart Hastings <stuart@apple.com>
10567 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10569 2007-02-13 Richard Henderson <rth@redhat.com>
10571 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10572 handled_component_p before looking for the indirect_ref.
10574 2007-02-13 Richard Henderson <rth@redhat.com>
10576 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10577 remove flags clobber.
10578 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10579 (bswaphi_lowpart): New.
10580 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10581 remove TARGET_BSWAP test. Delete expander of the same name.
10583 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10584 (expand_unop): Use them.
10586 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10588 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10589 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10590 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10591 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10592 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10593 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10594 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10595 assembler dialect choice from asm templates.
10597 2007-02-12 Richard Henderson <rth@redhat.com>
10599 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10600 (fixuns_trunc<SSEMODEF>si2): Use it.
10601 * config/i386/sse.md (vec_setv4sf_0): Export.
10602 * config/i386/i386.c (ix86_build_const_vector): Export.
10603 (ix86_split_convert_uns_si_sse): Rename from
10604 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10605 * config/i386/i386-protos.h: Update.
10607 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10610 * c-typeck.c (c_finish_return): Improve warning message.
10612 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10614 * alias.c (find_symbolic_term): Delete unused function.
10616 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10618 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10619 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10620 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10622 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10624 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10625 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10626 the function, temporarily point the debug interface to the null one.
10628 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10630 * dwarf2out.c (round_up_to_align): New static function.
10631 (field_byte_offset): Use it to round the offset.
10633 2007-02-12 Richard Henderson <rth@redhat.com>
10635 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10636 (inswl_const): Export.
10638 2007-02-12 Richard Henderson <rth@redhat.com>
10640 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10641 result mode of the libcall, convert back to outmode.
10643 2007-02-12 Roger Sayle <roger@eyesopen.com>
10645 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10646 (bswapdi2): New define_expand to implement 32-bit implementation.
10648 2007-02-12 Nick Clifton <nickc@redhat.com>
10650 * doc/invoke.texi (Overall Options): Document --help=.
10651 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10652 (cc1_options): Pass --help= on to cc1.
10653 (display_help): Add description of --help=.
10654 (process_command): Add code to handle --help=. Allow translated
10655 --help and --target-help switches to be passed on to compiler
10657 (main): Remove unused if statement.
10658 * opts.c (columns): Remove.
10659 (LEFT_COLUMN): Define.
10660 (wrap_help): Add columns argument.
10661 (print_filtered_help): Change parameters to be an include bitmask,
10662 an exclude bitmask, an any bitmask and the column width. Move the
10663 code to display the params list here. Add code to display the
10664 status of options rather than their descriptions if the quiet flag
10666 (print_specific_help): Change parameters to be an include bitmask,
10667 an exclude bitmask and an any bitmask. Move code to look up the
10668 column width here. Decide upon the title for an options listing.
10669 (common_handle_options): Add code to handle --help=. Adapt code
10670 for --help and --target-help to use the revised form of the
10671 print_specific_help function.
10672 (print_help): Delete.
10673 (print_param_help): Delete.
10674 (print_switch): Delete.
10675 * opts.h (cl_lang_count): Add prototype.
10676 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10677 CL_MAX_OPTION_CLASS): New defines.
10678 * optc-gen.awk: Add construction of cl_lang_count.
10679 * c.opt: Add Warning attribute to warning options and Optimization
10680 attribute to optimization options.
10681 * common.opt: Likewise.
10683 Add -fhelp and -ftarget-help as aliases for the transformed --help
10684 and --target-help options.
10685 * opt-functions.awk: Add code to handle Warning and Optimization
10688 2007-02-12 Richard Henderson <rth@redhat.com>
10690 * config/alpha/constraints.md: New file.
10691 * config/alpha/alpha.c: Include tm-constrs.h.
10692 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10693 alpha_extra_constraint): Remove.
10694 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10695 * config/alpha/alpha-protos.h: Update.
10696 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10697 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10698 (EXTRA_CONSTRAINT): Remove.
10699 * config/alpha/alpha.md: Include constraints.md.
10700 (adddi splitter): Use satisfies_constraint_*.
10701 * config/alpha/predicates.md (add_operand): Likewise.
10702 (sext_add_operand, addition_operation): Likewise.
10704 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10706 PR tree-optimization/29145
10707 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10708 in our handling of restrict qualified pointers.
10710 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10713 * doc/invoke.texi (Wunused-value): Update description.
10714 (Wextra): Delete item.
10715 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10716 value of Wunused-value.
10717 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10718 (c_finish_stmt_expr): Don't check extra_warnings.
10719 (emit_side_effect_warnings): The caller is responsible to check
10722 2007-02-11 Roger Sayle <roger@eyesopen.com>
10723 Matt Thomas <matt@3am-software.com>
10725 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10727 2007-02-11 Roger Sayle <roger@eyesopen.com>
10729 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10730 comparisons of POPCOUNT against zero.
10731 (simplify_const_relational_operation): Likewise.
10733 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10735 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10737 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10739 * dwarf2out.c (root_type): Delete unused function.
10741 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10743 * genattrtab.c (contained_in_p): Delete unused function.
10744 (write_expr_attr_cache): Likewise.
10746 2007-02-11 Jan Hubicka <jh@suse.cz>
10748 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10751 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10753 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10754 to add the REG_EQ* note.
10755 * see.c (see_merge_one_use_extension): Likewise.
10756 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10757 turn REG_EQUAL notes into REG_EQUIV notes if the target
10758 register may have more than one set.
10759 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10760 * gcse.c (try_replace_reg): Likewise.
10761 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10762 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10763 more than one REG_EQUIV note.
10764 * reload1.c (gen_reload): Use set_unique_reg_note.
10766 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10768 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10769 (ix86_builtin_conversion): New function.
10771 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10774 * tree.h (DECL_REPLACEABLE_P): New macro.
10775 * except.c (set_nothrow_function_flags): Likewise.
10777 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10778 Ira Rosen <irar@il.ibm.com>
10779 Dorit Nuzman <dorit@il.ibm.com>
10781 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10782 * targhooks.c (default_builtin_vectorized_conversion): New.
10783 * targhooks.h (default_builtin_vectorized_function): New declaration.
10784 * target.h (struct vectorize): Add builtin_conversion field.
10785 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10786 stmt_vec_info_type value.
10787 (vectorizable_conversion): New declaration.
10788 * tree-vect-analyze.c (vect_analyze_operations): Add
10789 vectorizable_conversion call.
10790 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10791 * tree-vect-transform.c (vectorizable_conversion): New function.
10792 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10793 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10795 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10796 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10797 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10798 or ALTIVEC_BUILTIN_VCFSX.
10800 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10803 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10804 CONST_DOUBLE and operand 0 is a hard register.
10805 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10806 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10807 is a hard floating-point register.
10809 2007-02-10 Richard Henderson <rth@redhat.com>
10810 Jakub Jelinek <jakub@redhat.com>
10811 Alexandre Oliva <aoliva@redhat.com>
10813 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10814 * builtin-types.def (BT_WORD): Make unsigned.
10815 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10816 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10817 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10818 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10819 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10820 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10822 * expr.c (emutls_var_address): New.
10823 (expand_expr_real_1): Expand emulated tls.
10824 (expand_expr_addr_expr_1): Likewise.
10825 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10826 * output.h (emutls_finish): Declare.
10827 * toplev.c (compile_file): Call it.
10828 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10829 address before wrapping in CONST.
10830 * varasm.c (emutls_htab, emutls_object_type): New.
10831 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10832 (get_emutls_object_name, get_emutls_object_type): New.
10833 (get_emutls_init_templ_addr, emutls_decl): New.
10834 (emutls_common_1, emutls_finish): New.
10835 (assemble_variable): When emulating tls, swap decls; generate
10836 constructor for the emutls objects.
10837 (do_assemble_alias): When emulating tls, swap decl and target name.
10838 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10840 * varpool.c (decide_is_variable_needed): Look at force_output.
10841 Recurse for emulated tls.
10842 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10843 with decide_is_variable_needed.
10844 * emutls.c: New file.
10845 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10846 tls_object for real tls.
10848 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10850 PR rtl-optimization/29599
10851 * reload1.c (eliminate_regs_in_insn): Take the destination
10852 mode into account when computing the offset.
10854 2007-02-09 Stuart Hastings <stuart@apple.com>
10855 Richard Henderson <rth@redhat.com>
10857 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10858 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10859 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10860 fixuns_truncdfhi2): New.
10861 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10862 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10863 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10864 (floatunssidf2): Allow nonimmediate source.
10865 * config/i386/sse.md (movdi_to_sse): New.
10866 (vec_concatv2di): Drop '*'.
10867 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10868 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10869 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10871 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10872 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10873 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10874 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10875 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10876 ix86_build_const_vector.
10877 (x86_emit_floatuns): Rewrite.
10879 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10881 * genautomata.c (longest_path_length): Delete unused function.
10882 (struct state): Delete unused longest_path_length.
10883 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10884 (get_free_state): Delete unused.
10886 2007-02-09 Jan Hubicka <jh@suse.cz>
10888 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10889 * doc/invoke.texi (inline-unit-growth): Update default value.
10891 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10892 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10893 (rebuild_cgraph_edges): Likewise.
10894 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10895 (dump_cgraph_node): Dump frequencies.
10896 (cgraph_clone_edge): Add frequency scales.
10897 (cgraph_clone_node): Add freuqnecy.
10898 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10899 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10900 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10901 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10902 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10903 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10904 (save_inline_function_body): Likewise.
10905 * ipa-inline.c: inluce rtl.h
10906 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10907 (cgraph_edge_badness): Use frequencies.
10908 (cgraph_decide_recursive_inlining): Update clonning.
10909 (cgraph_decide_inlining_of_small_function): Dump frequency.
10910 * predict.c (estimate_bb_frequencies): Export.
10911 * predict.h (estimate_bb_frequencies): Declare.
10912 * tree-inline.c (copy_bb): Watch overflows.
10913 (expand_call_inline): Update call of cgraph_create_edge.
10914 (optimize_inline_calls): Use TODO flags to update frequnecies.
10915 * passes.h: Include predict.h
10916 (init_optimization_passes): Move profile ahead.
10917 (execute_function_todo): Handle TODO_rebuild_frequencies.
10919 2007-02-09 Roger Sayle <roger@eyesopen.com>
10921 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10922 the insbl or inswl pattern into a register.
10924 2007-02-09 Roger Sayle <roger@eyesopen.com>
10926 * config/ia64/ia64.md (bswapdi2): New define_insn.
10928 2007-02-09 Richard Henderson <rth@redhat.com>
10930 * config/i386/constraints.md (Ym): New constraint.
10931 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10932 (movdi_1_rex64): Split sse and xmm general register moves from
10933 memory move alternatives. Use conditional register constraints.
10934 (movsf_1, movdf_integer): Likewise.
10935 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10936 (movdf_integer_rex64): New.
10937 (pushsf_rex64): Fix output constraints.
10938 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10939 (sse2_stored): Likewise.
10940 (sse2_storeq_rex64): New.
10941 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10942 amd and not generic.
10943 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10944 for optimize_size. Remove SF/DFmode hack.
10946 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10948 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10951 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10952 Richard Sandiford <richard@codesourcery.com>
10954 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10955 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10956 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10957 m68k/t-mlib to tmake_file.
10958 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10959 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10960 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10961 Allow it to be cf or m68k. Set m68k_arch_family. If that
10962 variable is not empty, add t-$m68k_arch_family to tmake_file.
10963 Add t-mlibs to tmake_file.
10964 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10965 * config/m68k/t-cf: New file.
10966 * config/m68k/t-m68k: Likewise.
10967 * config/m68k/t-mlibs: Likewise.
10968 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10969 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10970 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10971 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10972 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10974 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10975 (INSTALL_LIBGCC): Delete.
10976 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10977 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10978 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10979 (M68K_MLIB_CPU): Define.
10980 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10981 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10982 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10984 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10985 Richard Guenther <rguenther@suse.de>
10987 PR middle-end/23361
10988 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10989 against INT_MIN/INT_MAX.
10990 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10991 file if a loop is removed.
10993 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10995 * calls.c (store_one_arg): Pass correct alignment to
10996 emit_push_insn for non-BLKmode values.
10997 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10998 unaligned stack slot via a suitably aligned slot.
11000 2007-02-08 DJ Delorie <dj@redhat.com>
11002 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11004 (legal_subregs): Use unsigned char, make const.
11005 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11007 2007-02-08 Paul Brook <paul@codesourcery.com>
11009 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11010 special interworking needed.
11012 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11014 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11015 conditional to __SSE2__.
11016 (Entries below should have been added to first ChangeLog
11017 entry for amdfam10 dated 2007-02-05)
11018 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11020 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11022 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11025 2007-02-08 DJ Delorie <dj@redhat.com>
11027 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11028 * config/m32c/m32c.c (legal_subregs): New.
11029 (m32c_illegal_subreg_p): New.
11030 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11031 unsupported subregs of hard regs.
11033 2007-02-08 Jan Hubicka <jh@suse.cz>
11035 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11036 the same one; always update histograms.
11038 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11040 * passes.c (init_optimization_passes): Tidy comment.
11042 2007-02-08 Roger Sayle <roger@eyesopen.com>
11044 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11045 strip zero_extend, bswap and rotates from POCOUNT's argument.
11046 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11047 zero_extend and rotates from PARITY's argument.
11048 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11049 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11050 of an integer constant at compile-time.
11052 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11055 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11057 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11060 * tree-ssa-live.c (remove_unused_locals): Do not remove
11061 TREE_ADDRESSABLE variables.
11062 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11063 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11064 FOR_CLOBBER. Update all users.
11065 If VAR has an associated alias set, add a virtual operand for
11066 it if no alias is found to conflict with the memory reference.
11068 2007-02-07 Jan Hubicka <jh@suse.cz>
11069 Robert Kidd <rkidd@crhc.uiuc.edu>
11071 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11073 2007-02-07 Ian Lance Taylor <iant@google.com>
11075 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11077 2007-02-07 Roger Sayle <roger@eyesopen.com>
11079 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11080 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11081 tablejumpdi, movsi_to_cr_one): Remove constraints from
11082 define_expand's match_operands.
11084 2007-02-07 Roger Sayle <roger@eyesopen.com>
11086 * global.c (compute_regsets): Move declatation of "i" inside of
11087 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11089 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11092 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11093 of INDIRECT_REF <RESULT_DECL>.
11095 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11097 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11098 Kaz Kojima <kkojima@gcc.gnu.org>
11101 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11103 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11105 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11107 * doc/loop.texi: Document possibility not to perform disambiguation
11108 of loops with multiple latches.
11109 * cfgloopmanip.c (alp_enum_p): Removed.
11110 (add_loop): Handle subloops. Use get_loop_body_with_size.
11111 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11112 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11113 the new forwarder block.
11114 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11115 Handle the case latch is NULL.
11116 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11117 when marking loop exits.
11118 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11120 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11121 disambiguate_loops_with_multiple_latches.
11122 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11123 before fix_loop_structure.
11124 * cfgloop.c: Include pointer-set.h and output.h.
11125 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11126 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11127 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11128 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11129 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11130 disambiguate_multiple_latches, get_loop_body_with_size,
11131 disambiguate_loops_with_multiple_latches): New functions.
11132 (flow_loop_dump): Dump multiple latch edges.
11133 (flow_loop_nodes_find): Handle loops with multiple latches.
11134 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11135 (glb_enum_p): Modified.
11136 (get_loop_body): Use get_loop_body_with_size.
11137 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11138 (AVOID_CFG_MODIFICATIONS): New constant.
11139 (disambiguate_loops_with_multiple_latches, add_loop,
11140 get_loop_body_with_size): Declare.
11141 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11143 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11145 PR inline-asm/28686
11146 * global.c (compute_regsets): New function.
11147 (global_alloc): Refactored ELIMINABLE_REGSET
11148 and NO_GLOBAL_ALLOC_REGS computation out.
11149 (rest_of_handle_global_alloc): Call compute_regsets()
11150 for non-optimizing case.
11152 2007-02-06 Richard Henderson <rth@redhat.com>
11154 * config/i386/constraints.md (Y2): Rename from Y.
11155 (Yi): New constraint.
11156 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11157 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11158 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
11159 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
11160 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
11161 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
11162 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
11163 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
11164 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
11165 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
11166 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
11167 vec_extractv2si_1): Change Y constraints to Y2.
11168 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
11169 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
11170 Change Y constraints to Y2.
11171 (sse2_loadld): Change Y constraints to x.
11173 2007-02-06 Roger Sayle <roger@eyesopen.com>
11175 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
11176 (parity<mode>2): New define_expand using rs6000_emit_parity.
11177 * config/rs6000/rs6000.c (rs6000_emit_popcount,
11178 rs6000_emit_parity): New functions.
11179 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
11180 rs6000_emit_parity): Prototype here.
11182 2007-02-06 Ian Lance Taylor <iant@google.com>
11184 * lower-subreg.c (simple_move_operand): Reject CONST.
11185 (resolve_clobber): Call validate_change rather than directly
11186 assigning to XEXP (pat, 0).
11188 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11190 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
11191 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
11192 (tree-cfg.o): Remove hashtab.h dependency.
11194 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
11195 (struct ivopts_data): Change niters to pointer_map_t.
11196 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
11197 (niter_for_exit): Create pointer_map on demand. Change for
11199 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
11200 (free_loop_data): Destroy data->niters if created and reset field.
11201 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
11202 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
11204 * tree-ssa-reassoc.c: Include pointer-set.h.
11205 (bb_rank): Change to long *.
11206 (operand_rank): Change to pointer_map_t.
11207 (find_operand_rank): Return long, -1 if not found. Declare as inline.
11208 (insert_operand_rank): Accept long.
11209 (operand_entry_hash, operand_entry_eq): Remove.
11210 (get_rank): Return long. Adjust for changes above.
11211 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
11213 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
11215 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
11216 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
11217 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
11219 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
11220 directly since it cannot be NULL.
11221 (get_vi_for_tree): Rewrite for pointer_map API.
11222 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
11223 (init_alias_vars): Create vi_for_tree as pointer_map.
11224 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
11226 * tree-cfg.c: Don't include hashtab.h.
11227 (edge_to_cases): Declare as pointer_map.
11228 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
11230 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
11231 (start_recording_case_labels): Create edge_to_cases as pointer_map.
11232 (end_recoding_case_labels): Cleanup edge_to_cases manually before
11234 (record_switch_edge): Delete.
11235 (get_cases_for_edge): Adjust for pointer_map API, inline
11236 record_switch_edge (rewritten for new API), remove goto.
11238 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11240 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
11241 * tree-nested.c: Include pointer-set.h.
11242 (var_map_elt, var_map_eq, var_map_hash): Delete.
11243 (struct nesting_info): Remove GTY marker. Change the two htab_t's
11244 to pointer_map_t's.
11245 (nesting_info_bitmap_obstack): New.
11246 (lookup_field_for_decl): Adjust for pointer_map API.
11247 (lookup_tramp_for_decl): Adjust for pointer_map API.
11248 (get_nonlocal_debug_decl): Adjust for pointer_map API.
11249 (get_local_debug_decl): Adjust for pointer_map API.
11250 (convert_nl_goto_reference): Adjust for pointer_map API.
11251 (convert_nl_goto_receiver): Adjust for pointer_map API.
11252 (create_nesting_tree): Create outside GGC space. Create bitmap on
11253 the new obstack. Create field_map and var_map as pointer_maps.
11254 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11256 (lower_nested_functions): Move root here, no need to NULL it.
11257 Initialize and release the obstack.
11259 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11261 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11262 Remove prototypes and make them non-static.
11263 (struct tree_int_map): Remove.
11264 * tree.h (struct tree_int_map): Move here, turning TO into an
11266 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11268 * tree.h (TREE_COMPLEXITY): Remove.
11269 (struct tree_exp): Remove complexity field.
11270 * tree.c (build1_stat): Don't set it.
11272 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11273 Victor Kaplansky <victork@il.ibm.com>
11275 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11276 (vect_is_simple_reduction): Support reduction with induction as
11277 one of the operands.
11278 (vect_is_simple_iv_evolution): Fix formatting.
11279 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11280 formatting. Don't mark induction phis for vectorization.
11281 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11282 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11283 (vect_get_vec_def_for_operand): Support induction.
11284 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11286 (vectorizable_reduction): Support reduction with induction as one of
11288 (vectorizable_type_demotion): Use def-type of stmt argument rather
11289 than dummy def-type.
11291 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11292 flag_tree_scev_cprop.
11293 * common.opt (tree-scev-cprop): New flag.
11295 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11296 call to vect_get_new_vect_var.
11298 2007-02-06 Ira Rosen <irar@il.ibm.com>
11300 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11301 vectype is not NULL.
11302 (vect_pattern_recog_1): Likewise.
11304 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11306 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11307 (fold_negate_expr): Likewise.
11309 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11312 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11313 even if cv-qualification is the same.
11315 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11317 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11318 __enable_execute_stack on completion.
11320 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11322 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11323 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11324 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11325 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11326 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11327 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11328 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11329 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11331 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11333 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11334 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11335 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11336 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11337 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11338 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11339 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11340 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11341 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11342 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11343 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11344 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11345 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11346 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11347 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11348 sqrtextenddfxf2_i387): Added amdfam10_decode.
11350 * config/i386/athlon.md (athlon_idirect_amdfam10,
11351 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11352 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11353 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11354 athlon_ivector_store_amdfam10): New define_insn_reservation.
11355 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11358 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11360 * config/i386/athlon.md (athlon_call_amdfam10,
11361 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11362 define_insn_reservation.
11363 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11364 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11365 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11367 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11369 * config/i386/athlon.md (athlon_sseld_amdfam10,
11370 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11371 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11373 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11375 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11376 define_insn_reservation.
11377 * config/i386/i386.md (sseins): Added sseins to define_attr type
11378 and define_attr unit.
11379 * config/i386/sse.md: Set type attribute to sseins for insertq
11382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11384 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11385 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11386 ssecomi_load_amdfam10, ssecomi_amdfam10,
11387 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11388 define_insn_reservation.
11389 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11391 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11393 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11394 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11395 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11396 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11397 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11398 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11399 define_insn_reservation.
11401 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11402 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11403 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11404 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11405 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11407 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11409 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11410 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11411 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11412 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11413 athlon_ssemul_load_k8): Added amdfam10.
11415 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11417 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11418 (x86_sse_unaligned_move_optimal): New variable.
11420 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11422 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11423 for unaligned vector SSE double/single precision loads for AMDFAM10.
11425 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11427 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11428 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11429 Define TARGET_CPU_DEFAULT_amdfam10.
11430 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11431 (processor_type): Add PROCESSOR_AMDFAM10.
11433 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11434 processor_type in config/i386/i386.h.
11435 Enable imul peepholes for TARGET_AMDFAM10.
11437 * config.gcc: Add support for --with-cpu option for amdfam10.
11439 * config/i386/i386.c (amdfam10_cost): New variable.
11440 (m_AMDFAM10): New macro.
11441 (m_ATHLON_K8_AMDFAM10): New macro.
11442 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11443 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11444 x86_promote_QImode, x86_integer_DFmode_moves,
11445 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11446 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11447 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11448 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11449 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11450 Enable/disable for amdfam10.
11451 (override_options): Add amdfam10_cost to processor_target_table.
11452 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11453 processor_alias_table.
11454 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11455 (ix86_adjust_cost): Add code for amdfam10.
11457 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11459 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11460 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11461 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11462 * config/i386/i386.h: Add builtin definition for SSE4A.
11463 * config/i386/i386.md: Add support for ABM instructions
11464 (popcnt and lzcnt).
11465 * config/i386/sse.md: Add support for SSE4A instructions
11466 (movntss, movntsd, extrq, insertq).
11467 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11468 Add -march=amdfam10 flag.
11469 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11470 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11472 * doc/extend.texi: Add documentation for SSE4A builtins.
11474 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11476 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11478 2007-02-05 Richard Guenther <rguenther@suse.de>
11480 * tree-vectorizer.h (vectorizable_function): Add argument type
11481 argument, change return type.
11482 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11483 * tree-vect-transform.c (vectorizable_function): Handle extra
11484 argument, return vectorized function decl.
11485 (build_vectorized_function_call): Remove.
11486 (vectorizable_call): Handle calls with result and argument types
11487 differing. Handle loop vectorization factor correctly.
11488 * targhooks.c (default_builtin_vectorized_function): Adjust for
11490 * targhooks.h (default_builtin_vectorized_function): Likewise.
11491 * target.h (builtin_vectorized_function): Add argument type
11493 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11494 extra argument, allow vectorizing of lrintf.
11495 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11496 documentation of target hook.
11498 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11501 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11502 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11503 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11505 2007-02-05 Roger Sayle <roger@eyesopen.com>
11507 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11508 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11509 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11510 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11511 before canonicalizing sincos to cexpi.
11512 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11514 2007-02-05 Roger Sayle <roger@eyesopen.com>
11516 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11517 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11518 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11520 2007-02-05 Roger Sayle <roger@eyesopen.com>
11522 * mips-tfile.c (initialize_init_file): Correct endianness test.
11524 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11526 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11527 the 'y' constraint.
11529 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11531 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11532 saves in a PARALLEL before the register assignments.
11534 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11536 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11537 DWARF_FRAME_RETURN_COLUMN to be a general register.
11538 * dwarf2out.c (init_return_column_size): New function, split from...
11539 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11540 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11541 to be nongeneral registers.
11542 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11544 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11545 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11547 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11549 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11551 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11553 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11554 (remove_path): Use can_remove_branch_p and remove_branch instead
11555 of loop_delete_branch_edge.
11556 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11557 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11558 Update profile using scale_dominated_blocks_in_loop.
11559 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11560 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11561 (can_remove_branch_p, remove_branch): Declare.
11562 * tree-cfg.c (tree_can_remove_branch_p): New function.
11563 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11564 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11565 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11567 2007-02-05 Jan Hubicka <jh@suse.cz>
11569 PR middle-end/30696
11570 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11571 nodes in cgraph, don't remove offline copy of the function.
11573 2007-02-04 Jan Hubicka <jh@suse.cz>
11575 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11576 vectors might cause maybe_lookup_element_for_expr to be called
11577 on non-sra-candidate.
11579 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11581 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11582 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11583 spelling conventions.
11585 2007-02-04 Richard Guenther <rguenther@suse.de>
11587 PR middle-end/30636
11588 * fold-const.c (try_move_mult_to_index): Make sure to not
11589 overflow one dimension of a multi-dimensional array access.
11591 2007-02-04 Jan Hubicka <jh@suse.cz>
11593 * passes.c (init_optimization_passes): Reindent.
11595 2007-02-04 Jan Hubicka <jh@suse.cz>
11596 Eric Botcazou <ebotcazou@adacore.com>
11598 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11599 (execute_fixup_cfg): Break out the abnormal goto code.
11600 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11601 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11602 (optimize_inline_calls): Call make_nonlocal_label_edges.
11604 2007-02-04 Jan Hubicka <jh@suse.cz>
11606 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11607 true when something was changed.
11608 (rename_ssa_copies): When something was changed, do
11609 TODO_remove_unused_locals.
11610 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11611 add TODO_remove_unused_locals when instruction was removed.
11613 2007-02-04 Jan Hubicka <jh@suse.cz>
11615 * ipa-inline.c (try_inline): Improve debug output; work on already
11617 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11618 call try_inline for already inlined edges too when flattening;
11619 inline also functions that make callee growth but overall unit size
11622 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11624 * config/m32c/bitops.md, config/m32c/jump.md,
11625 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11626 config/m32r/m32r.h, config/m32r/m32r.md,
11627 config/m32r/predicates.md, config/m68hc11/larith.asm,
11628 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11629 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11630 config/mips/mips-protos.h, config/mips/mips.c,
11631 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11632 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11633 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11634 spelling conventions.
11636 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11637 Follow spelling conventions.
11639 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11641 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11642 warn about C++0x compatibility.
11644 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11646 * config/h8300/h8300.c, config/h8300/h8300.h,
11647 config/h8300/h8300.md: Follow spelling conventions.
11649 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11651 PR middle-end/30667
11652 * combine.c (try_combine): Do not substitute source operand
11653 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11655 2007-02-03 Jan Hubicka <jh@suse.cz>
11657 PR gcov-profile/30650
11658 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11659 do not divide by zero for never executed counters.
11660 (tree_find_values_to_profile): Fix counters.
11661 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11663 2007-02-03 Ian Lance Taylor <iant@google.com>
11665 * lower-subreg.c (simple_move_operand): New static function,
11666 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11668 (simple_move): Call simple_move_operand.
11669 (find_decomposable_subregs): Add special handling of MEMs.
11670 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11671 meaning of return value. If we see a hard register, test whether
11672 it can store a word_mode value. Change all callers.
11674 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11676 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11677 ftrapv insns and expanders.
11678 (subdi3): Change define_expand operand 1 to arith11_operand, and
11679 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11680 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11681 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11684 PR middle-end/30174
11685 * varasm.c (notice_global_symbol): Treat global objects as weak when
11686 flag_shlib is true.
11688 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11690 * emit-rtl.c (dconstpi): Delete.
11691 (dconstsqrt2): New.
11692 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11693 * real.h (dconstpi): Delete.
11694 (dconstsqrt2): New.
11695 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11696 (fold_builtin_hypot): Likewise.
11698 2007-02-03 Tom Tromey <tromey@redhat.com>
11701 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11702 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11704 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11706 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11707 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11708 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11709 config/rs6000/cell.md, config/rs6000/darwin.h,
11710 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11711 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11712 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11713 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11714 typos. Follow spelling conventions.
11715 * doc/invoke.texi: Follow spelling conventions.
11717 2007-02-03 Roger Sayle <roger@eyesopen.com>
11719 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11720 canonicalization transformations that attempt to simplify integer
11721 constant comparisons to become comparisons against zero.
11723 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11725 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11727 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11728 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11730 2007-02-02 Mike Stump <mrs@apple.com>
11732 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11733 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11734 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11735 generate a branch island.
11737 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11739 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11740 (xtensa_legitimate_address_p): New.
11741 (xtensa_legitimize_address): New.
11742 (xtensa_output_addr_const_extra): New.
11743 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11745 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11746 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11747 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11748 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11749 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11750 (xtensa_legitimize_address): New.
11751 (xtensa_output_addr_const_extra): New.
11753 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11755 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11757 2007-02-02 Ian Lance Taylor <iant@google.com>
11759 * expmed.c (expand_divmod): Add comment.
11761 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11763 * emit-rtl.c (renumber_insns): Remove.
11764 * flags.h: Remove the extern for flag_renumber_insns.
11765 * rtl.h: Remove the prototype for renumber_insns.
11766 * toplev.c (flag_renumber_insns): Remove.
11768 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11770 Revert for x86 darwin:
11771 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11773 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11774 code before the following patch under TARGET_MACHO.
11775 (ix86_function_value_regno_p): Likewise.
11777 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11779 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11782 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11785 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11786 general or fp registers. Add comments.
11787 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11789 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11791 * pointer-set.c (insert_aux): Only return insertion slot.
11792 (pointer_set_insert): Adjust.
11793 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11794 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11795 pointer_map_traverse): New.
11796 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11797 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11798 pointer_map_contains, pointer_map_traverse): Declare.
11800 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11802 PR middle-end/30473
11803 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11804 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11806 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11808 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11810 (struct _dep): New type.
11811 (dep_t): New typedef.
11812 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11813 (DEP_STATUS): New access macro. The macro with the same name was
11814 renamed to DEP_LINK_STATUS.
11815 (dep_init): Declare function
11817 (struct _dep_link): New type.
11818 (dep_link_t): New typedef.
11819 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11820 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11821 (DEP_LINK_STATUS): New macro.
11822 (debug_dep_links): New debug function.
11824 (struct _deps_list): New type.
11825 (deps_list_t): New typedef.
11826 (DEPS_LIST_FIRST): New access macro.
11827 (FOR_EACH_DEP_LINK): New cycle macro.
11828 (create_deps_list, free_deps_list, delete_deps_list): Declare
11830 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11831 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11832 (copy_deps_list_change_con): Ditto.
11834 (move_dep_link): Declare function.
11836 (struct _dep_node): New type.
11837 (dep_node_t): New typedef.
11838 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11840 (struct haifa_insn_data.back_deps): New field to hold backward
11841 dependencies of the insn.
11842 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11844 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11845 Change its type to deps_list_t.
11846 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11847 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11848 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11850 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11852 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11854 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11856 (dep_cost): Declare.
11858 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11859 (ds_to_dk, dk_to_ds): New functions.
11861 (init_dep_1): New static function.
11862 (init_dep): New function.
11863 (copy_dep): New static function.
11865 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11867 (detach_dep_link): New static function.
11868 (move_dep_link): New function.
11870 (dep_links_consistent_p, dump_dep_links): New static functions.
11871 (debug_dep_links): New debugging function.
11873 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11875 (alloc_deps_list, init_deps_list): New static functions.
11876 (create_deps_list): New function.
11877 (clear_deps_list): New static function.
11878 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11879 (deps_list_consistent_p, dump_deps_list): New static functions.
11880 (debug_deps_list): New function.
11881 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11883 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11885 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11886 use new scheduler dependencies lists.
11887 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11888 (sched_analyze): Ditto. Initialize dependencies lists.
11889 (add_forw_dep, compute_forward_dependences): Update to use new
11890 scheduler dependencies lists.
11892 (init_dependency_caches): Init deps_obstack.
11893 (free_dependency_caches): Free deps_obstack.
11895 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11896 new scheduler dependencies lists.
11897 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11898 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11900 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11901 Update to use new scheduler dependencies lists.
11902 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11903 (debug_dependencies): Ditto.
11904 (schedule_region): Update comments.
11906 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11907 scheduler dependencies lists.
11908 (schedule_ebb): Update comments.
11910 * rtl.def (DEPS_LIST): Remove.
11912 * lists.c (unused_deps_list): Remove.
11913 (free_list): Update assertions.
11915 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11916 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11918 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11919 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11921 * haifa-sched.c (comments): Update.
11922 (insn_cost1): Remove. Inline the code into insn_cost ().
11923 (insn_cost): Update to use new scheduler dependencies lists. Move
11924 processing of the dependency cost to dep_cost ().
11925 (dep_cost): New function. Use it instead of insn_cost () when
11926 evaluating cost of the dependency. Use compatible interface to
11927 interact with the target.
11928 (priority): Update to use new scheduler dependencies lists.
11929 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11930 with greater number of insns that depend on the insn.
11931 (schedule_insn): Update to use new scheduler dependencies lists. Add
11932 code to free backward dependencies lists. Inline and optimize code
11933 from resolve_dep () - see PR28071.
11934 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11935 lists. Update call to targetm.sched.is_costly_dependence hook.
11937 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11938 scheduler dependencies lists.
11940 (resolve_dep): Remove. Move the logic to schedule_insn ().
11941 (init_h_i_d): Initialize dependencies lists.
11943 (process_insn_depend_be_in_spec): Rename to
11944 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11945 dependencies lists.
11946 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11947 Update to use new scheduler dependencies lists.
11948 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11950 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11951 new scheduler dependencies lists.
11952 (build_intra_loop_deps): Ditto.
11954 * target.h (struct _dep): Declare to use in
11955 gcc_target.sched.is_costly_dependence.
11956 (struct gcc_target.sched.adjust_cost): Fix typo.
11957 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11958 single dep_t parameter instead of an equivalent triad.
11959 (struct gcc_target.sched.adjust_cost_2): Remove.
11961 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11963 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11965 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11967 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11969 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11970 (REG_DEP_TRUE): Document.
11972 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11973 Change signature to correspond to the targetm.sched.adjust_cost hook.
11974 Update use in TARGET_SCHED_ADJUST_COST_2.
11975 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11976 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11977 new scheduler dependencies lists.
11978 (ia64_gen_check): Ditto.
11980 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11981 dependencies lists.
11983 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11984 signature to correspond to the targetm.sched.is_costly_dependence hook.
11985 (is_costly_group): Update to use new scheduler dependencies lists.
11987 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11988 instead of INSN_COST () macro.
11990 2007-02-01 Ian Lance Taylor <iant@google.com>
11992 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11994 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11996 * pa.md (tp_load): Correct mfctl instruction syntax.
11998 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12000 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12001 altivec_padding_size calculation on AIX. Improve comment, add
12002 assert to verify that it's right.
12004 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12007 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12009 PR inline-asm/28686
12010 * global.c (global_alloc): Add mising initialization of
12013 2007-02-01 Roger Sayle <roger@eyesopen.com>
12015 * alias.c (init_alias_analysis): Correct whitespace.
12016 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12017 partition_hot_cold_basic_blocks): Likewise.
12018 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12019 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12020 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12021 fold_builtin_snprintf_chk, fold_builtin_printf,
12022 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12023 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12024 * cfgcleanup.c (cleanup_cfg): Likewise.
12025 * cfgexpand.c (tree_expand_cfg): Likewise.
12026 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12027 * function.c (get_next_funcdef_no): Likewise.
12028 * gengtype.c (main): Likewise.
12029 * genmodes.c (main): Likewise.
12030 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12031 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12032 * ifcvt.c (noce_emit_move_insn): Likewise.
12033 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12035 * stor-layout.c (get_best_mode): Likewise.
12036 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12037 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12038 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12039 perform_var_substitution, solve_graph): Likewise.
12040 * tree-vrp.c (vrp_finalize): Likewise.
12042 2007-02-01 Ian Lance Taylor <iant@google.com>
12044 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12045 high part of a paradoxical subreg, return a constant zero.
12047 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12049 * toplev.c (lang_dependent_init): Call init_set_costs.
12050 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12052 2007-02-01 Richard Guenther <rguenther@suse.de>
12054 PR middle-end/30656
12055 * fold-const.c (fold_negate_expr): Allow negating a
12056 constant if overflow does not change.
12058 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12060 * doc/c-tree.texi (Expression trees): Improve markup.
12061 * doc/tm.texi (Register Classes, Addressing Modes)
12062 (Floating Point): Fix spacing after abbreviations. Fix some
12065 2007-02-01 Ben Elliston <bje@au.ibm.com>
12067 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12068 * doc/contrib.texi: Likewise.
12069 * doc/install.texi: Likewise.
12071 2007-01-31 Richard Henderson <rth@redhat.com>
12072 Ian Lance Taylor <iant@google.com>
12074 * lower-subreg.c: New file.
12075 * rtl.def (CONCATN): Define.
12076 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12077 pass_lower_subreg2.
12078 * emit-rtl.c (update_reg_offset): New static function, broken out
12079 of gen_rtx_REG_offset.
12080 (gen_rtx_REG_offset): Call update_reg_offset.
12081 (gen_reg_rtx_offset): New function.
12082 * regclass.c: Revert patch of 2006-03-05, restoring
12084 (clear_reg_info_regno): New function.
12085 * dwarf2out.c (concatn_loc_descriptor): New static function.
12086 (loc_descriptor): Handle CONCATN.
12087 * common.opt (fsplit_wide_types): New option.
12088 * opts.c (decode_options): Set flag_split_wide_types when
12090 * timevar.def (TV_LOWER_SUBREG): Define.
12091 * rtl.h (gen_reg_rtx_offset): Declare.
12092 (reg_scan_update): Declare.
12093 * regs.h (clear_reg_info_regno): Declare.
12094 * tree-pass.h (pass_lower_subreg): Declare.
12095 (pass_lower_subreg2): Declare.
12096 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12097 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12098 -fsplit-wide-types.
12099 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12100 * Makefile.in (OBJS-common): Add lower-subreg.o.
12101 (lower-subreg.o): New target.
12103 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12105 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12107 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12110 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12112 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12114 PR middle-end/29335
12115 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12117 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12119 * cfgloop.h: Include vec-prim.h.
12120 (enum li_flags): Remove LI_ONLY_OLD.
12121 (loop_iterator): Changed.
12122 (fel_next, fel_init): Iterate over loop tree.
12123 (FOR_EACH_LOOP_BREAK): New macro.
12124 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12126 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12127 * modulo-sched.c (sms_schedule): Ditto.
12128 * tree-vectorizer.c (vectorize_loops): Ditto.
12129 * doc/loop.texi: Update information on loop numbering and behavior of
12130 FOR_EACH_LOOP wrto new loops.
12131 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12132 add_to_evolution_1): Test nestedness of loops instead of comparing
12134 * tree-chrec.c (chrec_fold_plus_poly_poly,
12135 chrec_fold_multiply_poly_poly, chrec_evaluate,
12136 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12137 reset_evolution_in_loop): Ditto.
12138 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12140 2007-01-31 Dirk Mueller <dmueller@suse.de>
12142 * c-common.c (warn_about_parentheses): Separate warning about
12143 un-parenthized sequence of comparison operators from the one
12144 which is supposed to warn about x <= y <= z.
12146 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12148 * optabs.h (enum optab_index): Add new OTI_isinf.
12149 (isinf_optab): Define corresponding macro.
12150 * optabs.c (init_optabs): Initialize isinf_optab.
12151 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12153 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12154 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12156 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12157 expand_builtin_interclass_mathfn.
12158 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
12159 * config/i386/i386.md (UNSPEC_FXAM): New constant.
12160 (fxam<mode>2_i387): New insn pattern.
12161 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
12162 built-in functions as x87 inline asm.
12164 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12166 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
12168 2007-01-30 Eric Christopher <echristo@apple.com>
12170 * config.gcc: Add geode.
12172 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12174 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
12175 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
12176 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
12177 value-prof.c: Fix comment typos.
12179 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12182 * doc/invoke.texi (Wpointer-arith): Document warning.
12184 2007-01-30 Janis Johnson <janis187@us.ibm.com>
12186 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
12187 the list of discrepancies from the draft TR.
12189 2007-01-30 Dirk Mueller <dmueller@suse.de>
12192 * doc/invoke.texi (-Wreturn-type): Update description to
12193 match new behavior.
12195 2007-01-30 Richard Sandiford <richard@codesourcery.com>
12197 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
12199 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
12201 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
12202 to handle optabs that operate on floating point input argument and
12203 output to integer output.
12204 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
12205 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
12206 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
12207 expand_builtin_interclass_mathfn ().
12208 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
12209 (ilogbsi2): Remove.
12210 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
12211 ilogbl built-in functions as x87 intrinsics.
12213 2007-01-30 Richard Guenther <rguenther@suse.de>
12215 PR middle-end/27657
12216 * dwarf2out.c (reference_to_unused): Query varpool if the
12217 variable was output.
12219 2007-01-30 Richard Guenther <rguenther@suse.de>
12221 PR middle-end/30313
12222 * passes.c (execute_one_pass): Reset in_gimple_form to not
12223 confuse non-unit-at-a-time mode.
12225 2007-01-29 Roger Sayle <roger@eyesopen.com>
12226 Richard Guenther <rguenther@suse.de>
12228 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
12229 avoid undefined behaviour on overflow. Use force_fit_type_double
12230 to construct the constant with the specified TREE_OVERFLOW.
12232 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12234 * config/dfp-bit.c: Add parameterized support for fp exceptions.
12235 * config/dfp-bit.h: Ditto.
12237 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12239 * c-decl.c (pop_scope): Replace warnings with call to
12240 warn_for_unused_label.
12241 * c-common.h (warn_for_unused_label): Declare.
12242 * c-common.c (warn_for_unused_label): Define.
12244 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12246 * tree-optimize.c (update_inlined_to_pointers): Delete unused
12249 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12251 * Makefile.in (USER_H): Remove decfloat.h.
12252 * ginclude/decfloat.h: Delete, moving contents to ...
12253 * ginclude/float.h: Add support for decimal floating point,
12254 guarded by __STDC_WANT_DEC_FP__.
12256 2007-01-29 Mike Stump <mrs@apple.com>
12258 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12259 Analysis and Representation to resolve case insensitive conflict.
12260 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12262 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12264 * tree.h (struct tree_memory_tag): Add aliases member.
12265 (MTAG_ALIASES): New macro.
12266 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12267 (add_may_alias): Remove pointer-set. Update for may_aliases being
12269 (mark_aliases_call_clobbered): Update for may_aliases being a
12271 (compute_tag_properties): Ditto.
12272 (create_partition_for): Ditto.
12273 (compute_memory_partitions): Ditto.
12274 (dump_may_aliases_for): Ditto.
12275 (is_aliased_with): Ditto.
12276 (add_may_alias_for_new_tag): Ditto.
12277 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12278 (compute_is_aliased): New function.
12279 (compute_may_aliases): Call compute_is_aliased).
12280 (init_alias_info): Initialize alias_bitmap_obstack.
12281 (union_alias_set_into): New function.
12282 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12283 (have_common_aliases_p): Rewrite to take two bitmaps and use
12285 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12286 Update for bitmaps.
12287 (finalize_ref_all_pointers): Update for add_may_alias changes.
12288 (new_type_alias): Ditto.
12289 * tree-flow-inline.h (may_aliases): Return a bitmap.
12290 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12291 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12292 may_aliases being a bitmap.
12293 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12294 may_aliases now returns a bitmap.
12295 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12297 * tree-ssa-operands.c (add_virtual_operand): Update for
12298 may_aliases being a bitmap.
12300 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12302 PR tree-optimization/30630
12303 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12304 variable as changed.
12306 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12309 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12310 expanded only once even if an error occurs.
12312 2007-01-29 Ben Elliston <bje@au.ibm.com>
12314 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12315 (__gcov_average_profiler): Likewise.
12316 (__gcov_ior_profiler): Likewise.
12317 (__gcov_merge_ior): Likewise.
12319 2007-01-28 Jan Hubicka <jh@suse.cz>
12321 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12322 * value-prof.c (stringop_block_profile): Likewise.
12324 2007-01-28 Jan Hubicka <jh@suse.cz>
12326 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12327 variant handling histograms; add wrapper.
12328 (clear_storage_via_libcall): Export.
12329 (emit_block_move_hints): Break out from ...; add histograms.
12330 (emit_block_move): ... this one.
12331 (clear_storage_hints): Break out from ...; add histograms.
12332 (clear_storage): ... this one.
12333 (set_storage_via_memset): Handle histogram.
12334 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12335 (clear_storage_hints, clear_storage_via_libcall): Declare.
12336 (set_storage_via_setmem): Update prototype.
12337 * doc/md.texi (movmem, setmem): Document new arguments.
12339 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12341 (stringop_block_profile): New global function.
12342 (tree_stringops_values_to_profile): Profile block size and alignment.
12343 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12345 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12346 (stringop_block_profile): Declare.
12347 * builtins.c: Include value-prof.h.
12348 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12349 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12350 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12351 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12352 * profile.c (instrument_values): Add new counters.
12353 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12355 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12356 (tree_init_edge_profiler): Build new profilers.
12357 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12358 (pass_tree_profile): Add dump.
12359 (tree_profile_hooks): Update.
12360 * Makefile.in (LIBGCOV): Add new constants.
12361 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12362 __gcov_ior_profiler): New.
12363 * i386.md (movmem/setmem expanders): Add new optional arguments.
12365 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12367 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12369 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12371 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12372 (tree_unswitch_single_loop): Pass eni_size_weights to
12373 tree_num_loop_insns.
12374 * tree-ssa-loop-manip.c: Include tree-inline.h.
12375 (can_unroll_loop_p): Pass eni_size_weights to
12376 tree_num_loop_insns.
12377 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12378 Pass eni_size_weights to estimate_num_insns.
12379 * tree.h (init_inline_once): Export.
12380 * toplev.c (backend_init): Call init_inline_once.
12381 * cgraphunit.c (cgraph_process_new_functions,
12382 cgraph_analyze_function): Pass eni_inlining_weights to
12383 estimate_num_insns.
12384 * ipa-inline.c (compute_inline_parameters): Ditto.
12385 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12386 to estimate_num_insns.
12387 (try_unroll_loop_completely): Pass eni_size_weights to
12388 tree_num_loop_insns.
12389 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12390 ot estimate_num_insns.
12391 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12392 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12393 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12394 eni_time_weights): New variables.
12395 (init_inline_once): Initialize them.
12396 (struct eni_data): Mew.
12397 (estimate_num_insns_1, estimate_num_insns): Use weights.
12398 * tree-inline.h (struct eni_weights_d): New.
12399 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12400 (estimate_num_insns): Declaration changed.
12401 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12402 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12403 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12405 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12407 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12408 relations in the conflict function is valid.
12410 2007-01-27 Ian Lance Taylor <iant@google.com>
12412 * common.opt: Add fstrict-overflow.
12413 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12414 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12415 (TYPE_OVERFLOW_UNDEFINED): Define.
12416 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12418 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12419 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12420 (fold_negate_expr): Likewise.
12421 (make_range): Likewise.
12422 (extract_muldiv_1): Likewise.
12423 (maybe_canonicalize_comparison): Likewise.
12424 (fold_comparison): Likewise.
12425 (fold_binary): Likewise.
12426 (tree_expr_nonnegative_p): Likewise.
12427 (tree_expr_nonzero_p): Likewise.
12428 * tree-vrp.c (compare_values): Likewise.
12429 (extract_range_from_binary_expr): Likewise.
12430 (extract_range_from_unary_expr): Likewise.
12431 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12433 (nowrap_type_p): Likewise.
12434 * tree-scalar-evolution.c (simple_iv): Likewise.
12435 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12436 (build_range_check): Likewise.
12437 (extract_muldiv_1): Likewise.
12438 (fold_comparison): Likewise.
12439 * tree-vrp.c (vrp_int_const_binop): Likewise.
12440 (extract_range_from_unary_expr): Likewise.
12441 * convert.c (convert_to_integer): Likewise.
12442 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12443 (fold_comparison): Likewise.
12444 (fold_binary): Likewise.
12445 * optabs.c (optab_for_tree_code): Likewise.
12446 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12447 * simplify-rtx.c (simplify_const_relational_operation): Check
12448 flag_strict_overflow and flag_trapv.
12449 (simplify_const_relational_operation): Likewise.
12450 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12451 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12454 2007-01-27 Roger Sayle <roger@eyesopen.com>
12456 * tree.c (tree_fold_gcd): Delete.
12457 * tree.h (tree_fold_gcd): Remove prototype.
12458 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12459 test whether one constant integer is a multiple of another. Instead
12460 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12461 * fold-const.c (multiple_of_p): We've determined both TOP and
12462 BOTTOM are integer constants so we can call int_const_binop directly
12463 instead of the more generic const_binop.
12465 2007-01-27 Roger Sayle <roger@eyesopen.com>
12467 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12468 1*X check that the constant hasn't overflowed, to preserve the
12470 (round_up): Provide an efficient implementation when rouding-up an
12471 INTEGER_CST to a power-of-two.
12473 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12475 * doc/sourcebuild.texi: Add comma for clarity.
12476 * doc/extend.texi: Fix some typos.
12477 * doc/passes.texi: Likewise.
12478 * doc/cppinternals.texi: Likewise.
12479 * doc/c-tree.texi: Likewise.
12480 * doc/tree-ssa.texi: Likewise.
12481 * doc/install.texi: Likewise.
12483 2007-01-27 Jan Hubicka <jh@suse.cz>
12485 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12486 (pass_sra): Do not require alias information.
12487 * passes.c (init_optimization_passes): Add SRA
12489 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12491 * tracer.c (rest_of_handle_tracer): We already cleaned
12492 up the CFG in tracer() so don't do it here again.
12493 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12494 cleanup_cfg here, either. And don't call renumber_insns.
12496 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12497 and BB_HEAD are in the insn stream here. Instead make sure
12498 that BB_INSN is valid on all insns. Also, do check here that
12499 there are no pending branch predictions...
12500 (rtl_verify_flow_info): ...instead of doing it here. Checks
12501 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12504 2007-01-26 Roger Sayle <roger@eyesopen.com>
12506 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12507 function to simplify/factorize operand order canonicalization.
12508 (ix86_fixup_binary_operands): Reorganize using the above function.
12509 (ix86_binary_operator_ok): Likewise.
12511 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12513 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12514 file scope from optimize_attrs.
12515 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12517 (optimize_attrs): Clear insn_code_values after freeing it.
12519 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12521 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12522 a parts.base assignment.
12524 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12526 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12527 (compute_subscript_distance, initialize_data_dependence_relation,
12528 finalize_ddr_dependent, analyze_ziv_subscript,
12529 analyze_siv_subscript_cst_affine,
12530 compute_overlap_steps_for_affine_univar,
12531 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12532 analyze_siv_subscript, analyze_miv_subscript,
12533 analyze_overlapping_iterations, subscript_dependence_tester_1,
12534 compute_self_dependence, free_dependence_relation): Work
12535 with affine_fn instead of chrecs.
12536 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12537 common_affine_function, affine_function_base,
12538 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12539 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12540 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12541 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12542 (all_chrecs_equal_p): Removed.
12543 * tree-data-ref.h (affine_fn, conflict_function): New types.
12544 (struct subscript): Change type of conflicting_iterations_in_a
12545 and conflicting_iterations_in_b.
12547 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12550 * config/pa/pa.h (TARGET_HPUX_11): New.
12551 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12552 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12554 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12555 Richard Guenther <rguenther@suse.de>
12557 * tree-ssa-structalias.c (solve_graph): Handle case
12558 we merged the variable to another.
12560 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12562 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12565 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12566 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12568 2007-01-25 DJ Delorie <dj@redhat.com>
12570 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12571 allow changes to modes which don't fit in those registers.
12573 * reload1.c (choose_reload_regs): Check for invalid subregs before
12574 computing their locations, not after.
12576 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12579 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12580 save Altivec registers in an eh_return function.
12581 (compute_vrsave_mask): Likewise.
12582 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12583 for saving Altivec registers.
12584 (rs6000_emit_prologue): Don't allocate stack twice in
12585 eh_return function. Correct expected value of altivec_save_offset
12586 when using save_world. Describe save of R0 to stack when using
12587 save_world. Describe stack pointer adjustment when using
12588 save_world. Remove duplicated eh_return parameter register saving.
12589 Update sp_offset variable after save_world.
12590 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12592 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12593 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12596 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12598 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12600 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12603 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12604 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12606 2007-01-25 Richard Guenther <rguenther@suse.de>
12608 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12609 * common.opt (-Wcoverage-mismatch): New warning option.
12610 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12611 if -Wcoverage-mismatch is given.
12613 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12615 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12616 (ipcp_driver): Change to static definition.
12617 Add dumping of the ifunctions.
12618 (constant_val_insert): Remove unused parameter. Support for SSA.
12619 (ipcp_propagate_const): Support for SSA.
12620 (ipcp_profile_bb_print): Print only analyzed nodes.
12621 (ipcp_replace_map_create): Remove support for Fortran constant
12623 * ipa-prop.c (ipa_method_modify_stmt,
12624 ipa_callsite_compute_param): Support for SSA.
12625 * ipa-prop.h (ipcp_driver): Remove declaration.
12626 (IS_VALID_TREE_MAP_INDEX): Add define.
12628 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12630 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12632 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12634 PR middle-end/30447
12635 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12636 constant argument to cabs and do it without checking for
12637 -funsafe-math-optimizations.
12639 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12641 * c-common.h (RID_FIRST_CXX0X): New.
12642 (RID_LAST_CXX0X): New.
12643 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12645 * c.opt (Wc++0x-compat): New.
12646 * doc/invoke.texi (-Wc++0x-compat): Document.
12648 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12650 * builtins.c (fold_builtin_carg): New.
12651 (fold_builtin_1): Use it.
12653 2007-01-24 Jan Hubicka <jh@suse.cz>
12655 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12657 * ipa-inline.c (initial_insns, max_insns): Delete.
12658 (compute_max_insns): New function.
12659 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12660 of insns as base for code growth.
12661 (cgraph_decide_inlining): Make initial_insns local; do not compute
12663 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12664 * doc/invoke.texi (inline-unit-growth): Update docs.
12666 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12668 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12669 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12670 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12671 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12672 for CPUs that have PTA_CX16 set.
12674 PR middle-end/27416
12675 * gimplify.c (omp_check_private): New function.
12676 (gimplify_scan_omp_clauses): Use it for
12677 firstprivate/lastprivate/reduction.
12679 PR middle-end/30494
12680 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12681 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12683 PR middle-end/30421
12684 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12685 If lower_lastprivate_clauses emits some statements, append them
12686 to dlist rather than body_p and to body_p append an initializer.
12687 (lower_omp_for): Adjust caller.
12689 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12691 * target.h (globalize_decl_name): New.
12692 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12693 * output.h (default_globalize_decl_name): New.
12694 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12696 (globalize_decl): Ditto.
12697 (default_globalize_decl_name): New.
12698 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12699 (ia64_handle_version_id_attribute): New.
12700 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12701 (ia64_asm_output_external): Use globalize_decl_name instead
12702 of globalize_label.
12703 * doc/extend.texi (version_id): New pragma.
12704 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12706 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12708 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12709 _uleb128_t and _Unwind_SWord with _sleb128_t.
12710 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12711 uw_frame_state_for, uw_update_context_1): Likewise.
12712 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12713 * unwind-pe.h (read_uleb128, read_sleb128,
12714 read_encoded_value_with_base): Likewise.
12715 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12717 2007-01-24 Richard Guenther <rguenther@suse.de>
12719 * builtins.c (expand_builtin_cexpi): Get the fndecl
12720 for cexp in the correct way.
12722 2007-01-24 Jan Hubicka <jh@suse.cz>
12724 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12726 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12728 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12729 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12730 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12731 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12732 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12733 __SIZEOF_PTRDIFF_T__.
12734 * doc/cpp.texi: Documentation for the new builtin macros added.
12736 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12738 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12739 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12740 instead of operands[2] to avoid access past the end of array.
12742 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12744 * reload1.c (emit_reload_insns): Pass the reload register
12745 for a non-spill output reload through forget_old_reloads_1.
12747 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12749 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12750 _SOFT_DOUBLE if doubles use software floating-point.
12751 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12752 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12753 * config/rs6000/darwin-ldouble.c: Also compile functions for
12754 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12755 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12756 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12757 commented-out long double override.
12758 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12759 * config/rs6000/eabispe.h: Likewise.
12760 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12761 long double for non-SPE.
12762 (rs6000_handle_option): Likewise.
12763 (invalid_e500_subreg): Disallow more subregs involding DImode,
12764 DFmode, TImode or TFmode.
12765 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12767 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12769 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12770 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12772 (rs6000_legitimate_address): Also check for TFmode for E500
12774 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12775 (spe_build_register_parallel): Handle TFmode and TCmode.
12776 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12778 (function_arg): Handle TFmode and TCmode for E500 double.
12779 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12781 (print_operand): Handle TFmode and TImode for %y.
12782 (rs6000_generate_compare): Handle TFmode comparisons for E500
12784 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12785 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12786 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12787 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12788 TFmode for E500 double.
12789 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12790 (floatsidf2): Enable for E500 double.
12791 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12792 (extenddftf2): Change to extenddftf2_fprs.
12793 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12794 depending on TARGET_E500_DOUBLE.
12795 (extendsftf2): Enable for E500 double.
12796 (trunctfdf2): Enable for E500 double.
12797 (trunctfsf2): Change to trunctfsf2_fprs.
12798 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12799 depending on TARGET_E500_DOUBLE.
12800 (floatsitf2): Enable for E500 double.
12801 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12802 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12803 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12804 (negtf2): Change to negtf2_internal.
12805 (negtf2): New expander.
12806 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12807 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12808 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12809 (movdi_internal32): Use rs6000_nonimmediate_operand.
12810 (unnamed splitter): Likewise.
12811 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12812 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12813 (SPE64TF, DITI): New mode macros.
12814 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12817 (frob_<mode>_di_2): New.
12818 (frob_tf_di_8_2): New.
12819 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12821 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12823 (frob_ti_<mode>_8_2): New.
12824 (frob_ti_tf_2): New.
12825 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12826 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12828 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12829 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12830 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12831 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12832 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12833 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12836 2007-01-23 Ian Lance Taylor <iant@google.com>
12838 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12840 (OBJS-archive): Reformat, alphabetize.
12841 (OBJS): Change out_object_file to OBJS-md.
12843 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12845 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12846 JUMP_P and CALL_P predicates where applicable.
12847 * config/i386/i386.c: Ditto.
12848 * config/i386/i386.md: Ditto.
12849 * config/i386/mmx.md: Ditto.
12850 * config/i386/predicates.md: Ditto.
12852 2007-01-22 Andreas Schwab <schwab@suse.de>
12854 * config/m68k/m68k.h: Fix comment.
12856 2007-01-22 Jan Hubicka <jh@suse.cz>
12858 * passes.c (init_optimization_passes): Do not rerun
12859 pass_early_warn_uninitialized.
12861 2007-01-22 Richard Guenther <rguenther@suse.de>
12863 PR tree-optimization/30038
12864 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12866 (execute_cse_sincos_1): Likewise.
12867 (execute_cse_sincos): Likewise.
12868 (gate_cse_sincos): Likewise.
12869 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12870 the cexpi() canonicalization of sincos().
12871 * tree-pass.h (pass_cse_sincos): Declare.
12872 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12874 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12876 PR rtl-optimization/29329
12877 * combine.c (replaced_rhs_insn): Rename to i2mod.
12878 (replaced_rhs_value): Rename to i2mod_new_rhs.
12879 (i2mod_old_rhs): New global variable.
12880 (combine_instructions): Adjust for above change. Save a copy of
12881 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12882 note are substituted in the second instruction.
12883 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12884 ditch the note if it pertains to the second eliminated register
12885 and this register is mentioned in i2mod_old_rhs.
12888 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12890 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12891 the insn to which the note was originally attached.
12893 2007-01-21 Jan Hubicka <jh@suse.cz>
12895 * ipa-inline.c (inlining_mode): Comment, move up.
12896 (cgraph_decide_inlining_incrementally): Do not perform inlining
12897 itself; fix handling of flattening of self recursive functions.
12898 (cgraph_find_cycles): Remove.
12899 (cgraph_flatten_node): Remove.
12900 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12901 (try_inline): New function.
12902 (cgraph_early_inlining): Update call of
12903 cgraph_decide_inlining_incrementally. Apply inlining here.
12904 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12906 2007-01-21 Dirk Mueller <dmueller@suse.de>
12909 * tree-vrp.c (check_array_bounds): do not warn
12910 about ADDR_EXPR's of ARRAY_REF's which are immediately
12911 used in binary expressions.
12913 2007-01-21 Ira Rosen <irar@il.ibm.com>
12915 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12916 read_write_dep and macros for its access.
12917 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12918 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12919 argument, call vect_check_interleaving for every independent pair of
12920 data-refs. Mark loads that access the same memory location as a store
12922 (vect_check_dependences): Remove.
12923 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12924 call, fix the call to vect_analyze_data_ref_dependence.
12925 (vect_analyze_data_ref_access): For statements that access the same
12926 data-ref, check that they are not stores; for loads, check that there
12927 is no store that access the same location.
12929 2007-01-20 Roger Sayle <roger@eyesopen.com>
12930 Joseph Myers <joseph@codesourcery.com>
12932 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12933 (-fdump-rtl-stack): Likewise.
12934 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12935 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12936 (-mpt-fixed): Use @minus{} for minus sign.
12937 (Using Precompiled Headers): Fix under/overfull hbox.
12939 2007-01-20 Jan Hubicka <jh@suse.cz>
12941 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12942 place within annotation.
12944 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12946 * pa.c (output_move_double): Change array size of xoperands to 4.
12948 2007-01-20 Jan Hubicka <jh@suse.cz>
12950 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12953 2007-01-19 Ian Lance Taylor <iant@google.com>
12955 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12956 constant to unsigned HOST_WIDE_INT before negating.
12958 2007-01-19 Ian Lance Taylor <iant@google.com>
12960 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12962 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12963 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12964 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12965 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12966 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12967 (realloc_vdef, realloc_vuse): Change second parameter to
12969 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12970 fields to unsigned.
12971 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12972 unsigned. Change x and lim locals to unsigned.
12973 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12975 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12976 (copy_virtual_operands): Change i and n locals to unsigned.
12978 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12980 PR middle-end/29335
12981 * builtins.c (fold_builtin_1): Handle builtin fdim.
12983 2007-01-20 Jan Hubicka <jh@suse.cz>
12985 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12986 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12987 init_alias_heapvars.
12988 (init_alias_heapvars): Initialize only when not already initialized.
12989 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12991 2007-01-19 Roger Sayle <roger@eyesopen.com>
12993 * common.opt (fsigned-zeros): New command line option.
12994 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12995 of flag_unsafe_math_optimizations.
12996 * opts.c (set_fast_math_flags): The -ffast-math command line option
12997 implies -fno-signed-zeros.
12998 (fast_math_flags_set_p): Likewise.
13000 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13001 the documentation of -ffast-math appropriately. Wrap long lines.
13003 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13005 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13006 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13008 2007-01-19 Tomas Bily <tbily@suse.cz>
13010 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13012 (tree_init_ic_make_global_vars): New function
13013 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13014 (tree_gen_ic_profiler): New function
13015 (tree_gen_ic_func_profiler): New function
13016 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13017 (tree_profile_hooks): Added hook for indirec/virtual calls
13018 * value-prof.c (tree_find_values_to_profile): New case for
13020 (tree_values_to_profile): Call for determining indirect/virtual
13022 (tree_indirect_call_to_profile): New function
13023 (tree_ic_transform): New function
13024 (tree_ic): New function
13025 (find_func_by_pid): New function
13026 (init_pid_map): New function
13027 (tree_value_profile_transformations): Added check for
13028 indirect/virtual call transformation
13029 * value-prof.h (enum hist_type): New counter type for
13030 indirect/virtual calls
13031 (profile_hooks): Added new hook for profiling indirect/virtual
13033 * profile.c (instrument_values): New case for indirect/virtual
13035 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13036 (GCOV_COUNTER_V_INDIR): New counter type
13037 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13038 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13040 * cgraph.c: Definition of cgraph_max_pid
13041 (cgraph_create_node): Default init of pid attribute
13042 * cgraph.h: Declaration of cgraph_max_pid
13043 (struct cgraph_node): Added pid attribute
13044 * libgcov.c (__gcov_indirect_call_profiler): New function
13045 (__gcov_one_value_profiler_body): New function
13046 (__gcov_one_value_profiler): Body was moved to
13047 __gcov_one_value_profiler_body and calls it
13049 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13051 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13052 * gengtype.c (write_types_data, write_func_for_structure,
13053 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13054 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13055 (walk_type, write_func_for_structure): Generate the mark_hook if
13058 2007-01-19 Jan Hubicka <jh@suse.cz>
13060 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13061 'early' argument take inlining mode argument specifying whether to
13062 inline for size/speeed or all functions; add support for flattening;
13064 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13066 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13069 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13070 the name of the declared identifier.
13072 2007-01-19 Dirk Mueller <dmueller@suse.de>
13074 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13075 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13076 duplicate evaluation.
13078 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13080 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13081 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13082 to XFMode, use acosxf2 and truncate result to requested mode.
13083 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13084 (asin<mode>2): Similarly, with asin expanders.
13085 (*fscalexf4_i387): Rename from *fscalexf4.
13086 (expNcorexf3): New expander.
13087 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13088 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13089 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13090 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13091 patterns for SSE math.
13092 (exp10<mode>2): Similarly, with exp10 expanders.
13093 (exp2<mode>2): Similarly, with exp2 expanders.
13094 (expm1<mode>2): Similarly, with expm1 expanders.
13095 (ldexp<mode>3): Similarly, with ldexp expanders.
13096 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13097 Use gen_truncxf<mode>2_i387_noop to truncate result.
13099 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13101 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13102 for ColdFire targets.
13104 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13105 Richard Sandiford <richard@codesourcery.com>
13107 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13108 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13109 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13110 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13111 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13112 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13114 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13116 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13117 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13118 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13119 (*adddi_dilshr32_cf): New pattern.
13120 (adddi3, subdi3): Remove first alternatives.
13122 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13124 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13125 implemented using move.l, do not use its cc result for floating-point
13128 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13130 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13131 from accepting 's' constraints if flag_pic.
13133 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13135 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13136 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13137 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13138 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13140 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13142 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13143 ColdFire alternatives.
13144 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13145 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13146 architectures that support ff1 instruction.
13148 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13149 Julian Brown <julian@codesourcery.com>
13151 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13152 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13153 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13156 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13158 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
13160 (output_move_const_into_data_reg, output_move_simode_const): Delete.
13161 * config/m68k/m68k.c (const_method, const_int_cost): Take a
13162 HOST_WIDE_INT instead of an rtx.
13163 (m68k_rtx_costs): Update call accordingly.
13164 (output_move_const_into_data_reg): Likewise. Fix formatting.
13165 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
13167 (output_move_simode_const): Update calls after above changes.
13168 Rework to use automatic variables and predicates like MEM_P.
13169 * config/m68k/m68k.md (pushexthisi_const): Update call to
13172 2007-01-19 Dirk Mueller <dmueller@suse.de>
13174 * tree-ssa-alias.c (perform_var_substitution): Fix typo
13175 in dump_flags test.
13177 2007-01-19 Richard Guenther <rguenther@suse.de>
13179 * builtins.c (expand_builtin_cexpi): Fall back to expanding
13180 via cexp in case sincos is not available.
13182 2007-01-19 Richard Guenther <rguenther@suse.de>
13184 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
13185 * defaults.h (TARGET_HAS_SINCOS): Default to off.
13186 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
13187 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
13188 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
13189 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
13190 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
13191 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
13193 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13195 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
13197 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
13198 (atan2xf3): Directly generate RTL pattern.
13199 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
13200 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13201 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13202 disable patterns for SSE math.
13203 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
13204 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13205 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13206 disable patterns for SSE math.
13208 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
13210 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
13212 2007-01-18 Roger Sayle <roger@eyesopen.com>
13214 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
13215 VIEW_CONVERT_EXPR to the same type as it's operand.
13217 2007-01-18 David Edelsohn <edelsohn@gnu.org>
13219 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
13220 configured for long double 128.
13222 2007-01-18 Mike Stump <mrs@apple.com>
13224 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
13227 2007-01-18 Michael Meissner <michael.meissner@amd.com>
13229 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
13232 2007-01-18 Jan Hubicka <jh@suse.cz>
13234 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
13235 greater than NUM_VOP_FREE_BUCKETS.
13237 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
13239 * tree-ssa-structalias.c: Update comments.
13240 (ptabitmap_obstack): Removed.
13241 (pta_obstack): New.
13242 (oldpta_obstack): Ditto.
13243 (stats): Add a few members.
13244 (struct variable_info): Remove node, complex, address_taken, and
13245 indirect_target members. Add oldsolution member.
13246 (new_var_info): Do not initialize removed members.
13247 (constraint_expr_type): Remove INCLUDES.
13248 (constraint_graph): Add size, implicit_preds, rep,
13249 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13250 (FIRST_REF_NODE): New macro.
13251 (LAST_REF_NODE): Ditto.
13252 (FIRST_ADDR_NODE): Ditto.
13253 (find): New function.
13255 (dump_constraint): Do not handle INCLUDES.
13256 (insert_into_complex): Do not insert duplicate constraints.
13257 (condense_varmap_nodes): Renamed and rewritten into ...
13258 (merge_node_constraints): This. Also fix bug in handling of
13259 offseted copy constraints.
13260 (clear_edges_for_node): No longer need to deal with preds at all,
13261 or removing associated preds/succs.
13262 (merge_graph_nodes): Deal with indirect_cycles.
13263 Don't deal with predecessors.
13264 (add_implicit_graph_edge): New function.
13265 (add_pred_graph_edge): Ditto.
13266 (add_graph_edge): Don't deal with predecessors.
13267 (build_constraint_graph): Removed.
13268 (build_pred_graph): New function.
13269 (build_succ_graph): Ditto.
13270 (struct scc_info): Removed in_component. Added roots, dfs, and
13271 node_mapping. Remove visited_index, unification_queue.
13272 (scc_visit): Deal with union-find we do now.
13273 Deal with cycles with REF nodes.
13274 (collapse_nodes): Renamed and rewritten to ...
13275 (unify_nodes): This.
13276 (process_unification_queue): Removed.
13277 (topo_visit): Cleanup
13278 (do_da_constraint): Use find.
13279 (do_sd_constraint): Ditto.
13280 (do_ds_constraint): Ditto.
13281 (do_complex_constraint): Ditto.
13282 (init_scc_info): Update for removed and added members.
13283 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13284 (find_indirect_cycles): This.
13285 (equivalence_class): New variable.
13286 (label_visit): New function.
13287 (perform_variable_substitution): Rewritten.
13288 (free_var_substitution_info): New function.
13289 (find_equivalent_node): Ditto.
13290 (move_complex_constraints): Ditto.
13291 (eliminate_indirect_cycles): Ditto.
13292 (solve_graph): Only propagate changed bits.
13293 Use indirect cycle elimination.
13295 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13296 (tree_id_eq): Renamed to ...
13297 (tree_vi_eq): This. Update for member change
13298 (insert_id_for_tree): Renamed and rewritten to ...
13299 (insert_vi_for_tree): This.
13300 (lookup_id_for_tree): Renamed and rewritten to ...
13301 (lookup_vi_for_tree): This.
13302 (get_id_for_tree): Renamed and rewritten to ...
13303 (get_vi_for_tree): Ditto.
13304 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13305 (process_constraint): Don't handle INCLUDES.
13306 Remove special ADDRESSOF case.
13307 (find_func_aliases): Rewrite to use vi functions instead of id
13309 (create_function_info_for): Ditto.
13310 (create_variable_info_for): Ditto.
13311 (intra_create_variable_infos): Ditto.
13312 (merge_smts_into): Ditto.
13313 (find_what_p_points_to): Ditto.
13314 (init_base_vars): Ditto.
13315 (init_alias_vars): Ditto.
13316 (remove_preds_and_fake_succs): New function.
13317 (dump_sa_points_to_info): Dump new stats.
13318 (dump_solution_for_var): Use find.
13319 (set_used_smts): Fix formatting.
13320 (compute_points_to_sets): Updated for new functions.
13321 (ipa_pta_execute): Ditto.
13323 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13324 Richard Sandiford <richard@codesourcery.com>
13326 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13328 * calls.c (expand_call): If the return value is a PARALLEL,
13329 extract its first member.
13330 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13331 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13332 use FUNCTION_EXTRA_EPILOGUE.
13333 (m68k_function_value): Return a PARALLEL if the return value
13334 is of a pointer type.
13335 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13336 (FUNCTION_EXTRA_EPILOGUE): Remove.
13337 * config/m68k/m68k.md (D0_REG): New constant.
13339 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13341 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13342 output a NOP for empty epilogues.
13344 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13346 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13347 before function. Extend register save check to include all
13348 registers, not just integer ones.
13350 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13352 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13353 (m68k_use_return_insn): ...this.
13354 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13355 * config/m68k/m68k.c (use_return_insn): Rename to...
13356 (m68k_use_return_insn): ...this.
13357 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13358 of USE_RETURN_INSN.
13360 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13362 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13363 nearest even, fix denormal rounding overflow.
13365 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13367 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13368 f%$smove and f%$move.
13369 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13370 (extendsfdf2_cf): Use fdmove instead of f%&move.
13371 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13372 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13374 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13376 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13379 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13381 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13382 (coldfire_single_format): Declare.
13383 (coldfire_double_format): Likewise.
13384 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13385 of qnan_msb_set to determine the lower bits of a canonical
13387 (encode_ieee_double): Likewise.
13388 (encode_ieee_quad): Likewise.
13389 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13390 (mips_single_format): Likewise.
13391 (ieee_double_format): Likewise.
13392 (mips_double_format): Likewise.
13393 (ieee_extended_motorola_format): Likewise.
13394 (ieee_extended_intel_96_format): Likewise.
13395 (ieee_extended_intel_128_format): Likewise.
13396 (ieee_extended_intel_96_round_53_format): Likewise.
13397 (ibm_extended_format): Likewise.
13398 (mips_extended_format): Likewise.
13399 (ieee_quad_format): Likewise.
13400 (mips_quad_format): Likewise.
13401 (vax_f_format): Likewise.
13402 (vax_d_format): Likewise.
13403 (vax_g_format): Likewise.
13404 (i370_single_format): Likewise.
13405 (i370_double_format): Likewise.
13406 (decimal_single_format): Likewise.
13407 (decimal_double_format): Likewise.
13408 (decimal_quad_format): Likewise.
13409 (c4x_single_format): Likewise.
13410 (c4x_extended_format): Likewise.
13411 (real_internal_format): Likewise.
13412 (coldfire_single_format): New real_format.
13413 (coldfire_double_format): Likewise.
13414 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13415 canonical_nan_lsbs_set.
13416 (pdp11_d_format): Likewise.
13417 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13418 if TARGET_COLDFIRE_CPU.
13420 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13422 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13423 (output_call, m68k_legitimize_call_address): Declare.
13424 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13425 parenthesees. Add support for a 'W' constraint.
13426 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13427 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13428 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13429 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13431 (override_options): Initialize them. Do not set flag_no_function_cse
13432 for TARGET_ID_SHARED_LIBRARY.
13433 (m68k_output_pic_call): Delete.
13434 (m68k_legitimize_call_address): New function.
13435 (print_operand): Remove the %o prefix. Handle the %p prefix.
13436 (output_call): New function.
13437 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13438 target address from the GOT if symbolic jumps are not allowed.
13439 * config/m68k/m68k.md (call, general_operand): Do not set
13440 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13441 Merge separate flag_pic and !flag_pic define_insns into...
13442 (*call, *call_value): ...these new patterns. Match the address
13443 rather than the containing MEM and require it to be a call_operand.
13444 Use output_call to generate the asm template.
13445 * config/m68k/predicates.md (const_call_operand): New predicate.
13446 (call_operand): Likewise.
13448 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13450 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13451 (STACK_GROWS_DOWNWARD): Define to 1.
13452 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13453 comments, emphasizing that these values are only defaults.
13454 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13455 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13457 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13459 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13461 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13462 Richard Sandiford <richard@codesourcery.com>
13464 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13465 (FP_REGNO_P): New macros.
13466 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13467 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13468 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13469 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13471 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13473 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13474 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13476 * config/m68k/t-floatlib: New file, extracting common code from...
13477 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13478 * config/m68k/t-uclinux: Here.
13479 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13480 routines on ColdFire targets.
13482 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13484 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13485 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13486 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13487 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13488 explicitly set MOTOROLA to 1.
13489 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13491 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13492 Nathan Sidwell <nathan@codesourcery.com>
13494 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13495 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13496 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13497 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13498 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13499 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13500 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13501 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13502 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13503 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13504 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13505 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13506 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13507 (DBX_REGISTER_NUMBER): Delete.
13508 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13509 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13510 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13512 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13514 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13515 * config/flat.h: New file.
13516 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13517 OBJECT_FORMAT_FLAT.
13518 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13519 indirect references for -msep-data or -mid-shared-library.
13520 Do not use PC-relative code addresses either.
13521 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13523 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13524 for shared libraries and crt1.o for executables. Use crti.o and
13526 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13527 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13528 Do not add -elf2flt or -shared-lib-id options here.
13529 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13530 Pass -shared-lib-id if -mid-shared-library, taking the library
13531 identifier from -mshared-library-id if given, otherwise
13533 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13534 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13535 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13536 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13537 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13538 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13540 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13541 jump sequence for ISA A and ISA A+.
13542 (PICJUMP): Likewise.
13544 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13546 * config.gcc (m68k-*-uclinux*): Base the port on the common
13547 and m68k GNU/Linux files rather than on the generic ELF ones.
13548 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13549 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13551 2007-01-18 Julian Brown <julian@codesourcery.com>
13552 Richard Sandiford <richard@codesourcery.com>
13554 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13555 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13556 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13558 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13559 80 unconditionally.
13560 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13562 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13564 * doc/install.texi: Document m68k-uclinuxoldabi.
13565 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13566 * config/m68k/uclinux-oldabi.h: New file, copied from
13567 config/m68k/uclinux.h.
13569 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13571 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13572 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13573 (m32r_compute_frame_size): Use unsigned for regno.
13574 (m32r_reload_lr): Use gen_frame_mem.
13576 (m32r_output_function_epilogue): Don't output the function epilogue
13578 (m32r_expand_epilogue): New.
13579 (direct_return): Return false if the function has the interrupt
13581 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13582 * config/m32r/m32r.md (epilogue): New expander.
13583 (return_lr, return_rte): New insns.
13584 (return): Make it expander.
13585 (return_normal): New expander.
13587 2007-01-18 Josh Conner <jconner@apple.com>
13590 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13591 support for UNLE, UNLT, UNGE, and UNGT.
13593 2007-01-18 Jan Hubicka <jh@suse.cz>
13595 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13596 * tree-tailcall (add_virtual_phis): Likewise.
13597 (optimize_tail_call): Return TODOs.
13598 (execute_tail_calls): Return TODOs.
13599 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13600 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13602 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13603 Cleanup cfg using TODO.
13604 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13605 * passes.c (execute_function_todo): When cleanup did something, remove
13607 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13608 (make_edges): Don't cleanup_cfg.
13610 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13612 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13613 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13614 operate on the top of stack.
13615 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13616 register handling of instructions that output to the second
13618 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13619 (move_for_stack_reg): Special-case check for dead destination
13620 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13622 * config/i386/i386.md (UNSPEC_TAN): New constant.
13623 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13624 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13625 to correctly model move of constant 1.0 to top stack slot.
13626 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13627 (unnamed peephole2 pattern): Remove corresponding peephole2
13628 pattern that optimizes tan insn and loading of constant 1.0.
13629 (tanxf2): Use fptanxf4_i387.
13630 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13631 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13632 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13633 disable patterns for SSE math.
13634 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13635 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13637 2007-01-18 Dirk Mueller <dmueller@suse.de>
13638 Richard Guenther <rguenther@suse.de>
13641 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13642 * common.opt (Warray-bounds): Add new warning option.
13643 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13645 * Makefile.in: make tree-vrp.o depend on toplev.h
13646 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13648 (check_array_refs, check_array_bounds, check_array_ref): New.
13650 2007-01-18 Jan Hubicka <jh@suse.cz>
13652 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13653 (execute_ssa_ccp): Return flags conditionally.
13654 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13656 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13658 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13660 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13661 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13663 * Makefile.c (GTFILES): Add cfglayout.h.
13664 * gengtype.c (open_base_files): Likewise.
13665 * cfglayout.c (cfg_layout_function_footer,
13666 cfg_layout_function_header) Reindent to make gengtype happy.
13667 * cfglayout.h (cfg_layout_function_footer,
13668 cfg_layout_function_header): Add GTY(()) marker.
13670 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13672 2007-01-18 Ben Elliston <bje@au.ibm.com>
13674 * genautomata.c (write_automata): Include xstrerror output in the
13675 error message if writing the DFA description file fails.
13677 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13679 * config/mips/mips-protos.h (mips_output_external): Make it
13681 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13682 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13683 (extern_list): Likewise.
13684 (extern_head): Likewise.
13685 (TARGET_ASM_FILE_END): Likewise.
13686 (mips_file_end): Likewise.
13687 (mips_output_external): Rewritten.
13689 2007-01-18 Ben Elliston <bje@au.ibm.com>
13691 * genpreds.c (write_insn_preds_c): Only write out the function
13692 body for regclass_for_constraint if we have register constraints.
13694 2007-01-17 Tom Tromey <tromey@redhat.com>
13696 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13697 * doc/install.texi (Testing): Use sourceware.org.
13698 (Binaries): Likewise.
13699 (Specific): Likewise.
13700 * doc/contrib.texi (Contributors): Use sourceware.org.
13702 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13704 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13705 (AVR_ENHANCED): Rename to ...
13706 (AVR_HAVE_MUL): ... new.
13707 (avr_enhanced_p): Rename to ...
13708 (avr_have_mul_p): ... new.
13709 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13710 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13711 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13712 (avr_have_mul_p): ... new.
13713 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13714 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13715 'avr_enhanced_p' and 'enhanced'.
13716 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13717 AVR_HAVE_MUL instead of AVR_ENHANCED.
13718 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13719 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13720 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13721 instead of AVR_ENHANCED.
13722 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13723 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13724 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13726 2007-01-17 Ian Lance Taylor <iant@google.com>
13728 * vec.h (VEC_reserve_exact): Define.
13729 (vec_gc_p_reserve_exact): Declare.
13730 (vec_gc_o_reserve_exact): Declare.
13731 (vec_heap_p_reserve_exact): Declare.
13732 (vec_heap_o_reserve_exact): Declare.
13733 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13735 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13736 negative parameter.
13737 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13738 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13739 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13740 * vec.c (calculate_allocation): Add exact parameter. Change all
13742 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13743 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13744 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13745 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13746 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13747 (vec_heap_p_reserve_exact): New function.
13748 (vec_heap_o_reserve_exact): New function.
13750 2007-01-17 Jan Hubicka <jh@suse.cz>
13752 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13754 2007-01-17 Eric Christopher <echristo@apple.com>
13756 * config.gcc: Support core2 processor.
13758 2007-01-16 Jan Hubicka <jh@suse.cz>
13760 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13761 the names, just unlink the chain so we don't crash on dangling pointers
13764 2007-01-16 Jan Hubicka <jh@suse.cz>
13766 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13767 * tree-pass.h: Reorder to make IPA passes appear toegher.
13768 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13769 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13770 parameters, do not call early inliner.
13771 * ipa-inline.c: Update comments. Include tree-flow.h
13772 (cgraph_decide_inlining): Do not compute inlining parameters.
13773 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13774 be called with function context set up.
13775 (pass_ipa_inline): Remove unreachable functions before pass.
13776 (cgraph_early_inlining): Simplify assuming to be called from the
13778 (pass_early_inline): New pass.
13779 (cgraph_gate_ipa_early_inlining): New gate.
13780 (pass_ipa_early_inline): Turn into simple wrapper.
13781 (compute_inline_parameters): New function.
13782 (gate_inline_passes): New gate.
13783 (pass_inline_parameters): New pass.
13784 (apply_inline): Move here from tree-optimize.c
13785 (pass_apply_inline): New pass.
13786 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13788 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13789 doing them by hand.
13790 (tree_function_versioning): Do not allocate dummy struct function.
13791 * tree-inline.h (optimize_inline_calls): Update prototype.
13792 * tree-optimize.c (execute_fixup_cfg): Export.
13793 (pass_fixup_cfg): Remove
13794 (tree_rest_of_compilation): Do not apply inlines.
13795 * tree-flow.h (execute_fixup_cfg): Declare.
13796 * Makefile.in (gt-passes.c): New.
13797 * passes.c: Include gt-passes.h
13798 (init_optimization_passes): New passes.
13799 (nnodes, order): New static vars.
13800 (do_per_function_toporder): New function.
13801 (execute_one_pass): Dump current pass here.
13802 (execute_ipa_pass_list): Don't dump current pass here.
13804 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13806 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13807 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13809 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13811 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13812 (strong_alias): Define.
13813 (__gcc_qmul): Provide non-FMA for soft-float.
13814 (__gcc_qdiv): Same.
13819 (__gcc_qunord): New.
13829 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13830 soft-float functions.
13831 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13832 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13833 about long double soft float.
13835 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13836 Tehila Meyzels <tehila@il.ibm.com>
13838 * tree-vectorizer.h (is_pattern_stmt_p): New.
13839 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13840 formatting (tabs instead of spaces). Cleanup and clarify setting
13841 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13842 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13843 (vectorizable_type_demotion): Check that types are integral.
13844 (vectorizable_type_promotion): Likewise.
13845 (vectorizable_store): Fix typo. Eliminate new-line at end of
13848 2007-01-16 Jan Hubicka <jh@suse.cz>
13850 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13853 2007-01-15 Eric Christopher <echristo@apple.com>
13855 * ifcvt.c: Include vec.h, vecprim.h.
13856 (check_cond_move_block): New argument regs.
13857 Reorganize. Add registers used to regs.
13858 (cond_move_process_if_block): Use regs set above as
13861 2007-01-15 Eric Christopher <echristo@apple.com>
13863 * config/darwin.h: Update copyright.
13864 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13865 (LINK_COMMAND_SPEC): Add -u.
13866 (LINK_SPEC): Fix umbrella for above.
13868 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13870 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13873 2007-01-15 Tom Tromey <tromey@redhat.com>
13875 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13876 * doc/install.texi (Testing): Don't mention jacks.
13877 (Configuration): Document --enable-java-maintainer-mode. Move
13878 --with-java-home to libgcj-specific section. Document
13880 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13882 2007-01-15 Jan Hubicka <jh@suse.cz>
13884 * tree-ssa-dce.c (DCE_TODOs): New.
13885 (propagate_necessity): Return if something changed.
13886 (eliminate_unnecessary_stmts): Likewise.
13887 (perform_tree_ssa_dce): Return TODO flags when needed.
13888 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13890 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13892 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13893 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13894 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13895 patterns using X87MODEF12 mode macro. Extend operand 1
13896 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13897 (log10<mode>2): Ditto.
13898 (log2<mode>2): Ditto.
13899 (log1p<mode>2): Ditto.
13900 (logb<mode>2): Ditto.
13901 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13902 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13903 (*fxtractxf3_i387): Rename from *fxtractxf3.
13904 (fxtract_extend<mode>xf3_i387): New insn pattern.
13905 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13906 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13907 and gen_fyl2xxf3_i387().
13909 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13911 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13912 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13913 get_loop_exit_edges. Changed return type to bool.
13914 * cfgloop.h (fix_loop_placement): Declaration removed.
13916 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13918 * param.h (MIN_VECT_LOOP_BOUND): New.
13919 * params.def (MIN_VECT_LOOP_BOUND): New.
13920 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13921 argument - minimum threshold for number of iterations.
13922 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13923 argument to declaration.
13924 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13925 MIN_VECT_LOOP_BOUND.
13926 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13927 slpeel_tree_peel_loop_to_edge with additional argument.
13928 (vect_do_peeling_for_alignment): Likewise.
13929 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13931 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13934 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13935 operands of size 1.
13937 2007-01-14 Jan Hubicka <jh@suse.cz>
13939 * tree-dfa.c (remove_referenced_var): New function.
13940 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13941 prune referenced vars list too.
13942 * tree-flow.h (remove_referenced_var): Declare.
13944 2007-01-14 Jan Hubicka <jh@suse.cz>
13946 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13948 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13949 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13950 * except.h (verify_eh_throw_table_statements): Kill prototype.
13951 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13952 into call exrepssions.
13953 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13955 * tree-cfg.c: Include pointer-set.h.
13956 (verify_node_sharing): Work on pointer set.
13957 (verify_eh_throw_stmt_node): New.
13958 (verify_stmts): Use pointers sets, verify throw_stmt.
13960 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13962 * ipa-reference.c (analyze_function): Consider also addresses taken
13965 2007-01-12 Roger Sayle <roger@eyesopen.com>
13967 * c-typeck.c (null_pointer_constant_p): Replace use of
13968 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13969 (build_c_cast): Likewise.
13971 2007-01-12 Roger Sayle <roger@eyesopen.com>
13973 * tree.h (force_fit_type_double): Remove unused final argument.
13974 * c-common.c (constant_expression_warning): Replace use of
13975 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13976 (convert_and_check): Likewise.
13977 (shorten_compare): Update call to force_fit_type_double.
13978 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13979 * convert.c (convert_to_pointer): Update call to
13980 force_fit_type_double.
13981 * fold-const.c (force_fit_type_double): Remove overflowed_const
13983 (int_const_binop, fold_convert_const_int_from_int,
13984 fold_convert_const_int_from_real, fold_div_compare,
13985 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13986 fold_abs_const, fold_not_const): Remove the final argument from
13987 calls to force_fit_type_double.
13989 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13991 * configure.ac: Set insn to "nop" for spu-*-* also.
13992 * configure: Regenerate.
13994 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13996 * builtins.def : Add BUILT_IN_FREE.
13998 2007-01-12 Jan Hubicka <jh@suse.cz>
14000 PR tree-optimization/30443
14001 * tree-inline.c (tree_function_versioning): Do not optimize when
14002 cloning for inlining.
14004 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14006 * doc/loop.texi: Document recording of loop exits.
14007 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14008 (update_single_exits_after_duplication,
14009 update_single_exit_for_duplicated_loop,
14010 update_single_exit_for_duplicated_loops): Removed.
14011 (duplicate_loop_to_header_edge): Do not call
14012 update_single_exits_after_duplication and
14013 update_single_exit_for_duplicated_loops.
14014 (loop_version): Do not update single_exit information.
14015 (fix_loop_structure): Use record_loop_exits instead of
14016 mark_single_exit_loops.
14017 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14018 the lists of loop exits.
14019 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14020 split_edge, merge_blocks): Update the lists of loop exits.
14021 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14022 loop_optimizer_init.
14023 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14024 of mark_single_exit_loops.
14025 (loop_optimizer_finalize): Call release_recorded_exits.
14026 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14027 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14028 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14029 update single exit information.
14030 * lambda-code.c (perfect_nestify): Ditto.
14031 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14032 (mark_single_exit_loops): Removed.
14033 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14034 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14035 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14037 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14038 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14039 (verify_loop_structure): Verify consistency of the exit lists.
14040 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14041 (set_single_exit): Removed.
14042 * cfgloop.h (struct loop_exit): New function.
14043 (struct loop): single_exit_ field replaced by exits field.
14044 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14045 (struct loops): Added exits hash.
14046 (mark_single_exit_loops, set_single_exit): Declaration removed.
14047 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14049 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14051 * doc/invoke.texi: Avoid use of @headitem.
14053 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14055 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14057 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14059 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14062 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14063 Richard Sandiford <richard@codesourcery.com>
14065 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14066 * config/m68k/m68k.opt: Resort options.
14067 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14069 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14070 Richard Sandiford <richard@codesourcery.com>
14072 * doc/invoke.texi: Document the macros that are defined by
14073 m68k's -mtune and -mhard-float options.
14074 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14075 (m68k_cpp_cpu_family): Likewise.
14076 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14077 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14078 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14079 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14080 (m68k_cpp_cpu_family): Likewise.
14082 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14084 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14085 macros besides mc68000 as tuning macros. Use a switch statement
14086 to set them and mcpu32.
14088 2007-01-12 Julian Brown <julian@codesourcery.com>
14090 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14091 (TARGET_68040_ONLY): Rename to...
14092 (TARGET_68040): ...this.
14093 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14094 * config/m68k/m68k.md: Likewise.
14096 2007-01-12 Julian Brown <julian@codesourcery.com>
14097 Nathan Sidwell <nathan@codesourcery.com>
14098 Richard Sandiford <richard@codesourcery.com>
14100 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14101 the -mcpu= argument associated with the --with-cpu setting.
14102 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14103 if different from the one implied by the -mcpu setting.
14104 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14105 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14106 * doc/invoke.texi: Mention ColdFire in the introduction to the
14107 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14108 -mno-div and -mhard-float options. Make -m68881 a synonym for
14109 -mhard-float. Document the previously-undocumented -m5206e,
14110 -m528x, -m5307 and -m5407 options. Tweak the existing option
14111 documentation for consistency.
14112 * doc/install.texi: Mention new --with-cpu arguments.
14113 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14114 default CPU if neither -mcpu nor -march are specified.
14115 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14116 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14117 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14118 using m68k_tune to decide between families that implement the
14119 same ISA. Use m68k_tune to set __mcfv4e__.
14120 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14121 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14122 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14123 (FL_ISA_C, FL_ISA_MMU): New macros.
14124 (MASK_COLDFIRE): Delete.
14125 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14126 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14127 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14128 (TARGET_HARD_FLOAT): Do not define here.
14129 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14130 (TUNE_68000): New macro.
14131 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14132 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14133 (TUNE_CFV2): Redefine in terms of m68k_tune.
14134 (uarch_type, target_device, fpu_type): New enums.
14135 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14136 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14137 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14138 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14139 (FL_FOR_isa_c): New macros.
14140 (m68k_isa): New enum.
14141 (m68k_target_selection): New structure.
14142 (all_devices, all_isas, all_microarchs): New tables.
14143 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14144 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14145 (MASK_ALL_CPU_BITS): Delete.
14146 (m68k_find_selection): New function.
14147 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14148 Map the legacy target options to a combination of the new ones.
14149 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14150 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14151 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14153 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14154 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14156 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14157 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14158 * config/m68k/m68k-devices.def: New file.
14160 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14161 Nathan Sidwell <nathan@codesourcery.com>
14163 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
14164 (SUBTARGET_EXTRA_SPECS): New macros.
14165 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
14166 use %(asm_cpu_spec) instead.
14167 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
14168 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
14169 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
14170 (EXTRA_SPECS): Rename to...
14171 (SUBTARGET_EXTRA_SPECS): ...this.
14173 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14174 Richard Sandiford <richard@codesourcery.com>
14175 Julian Brown <julian@codesourcery.com>
14177 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14178 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
14179 to the configuration's default CPU.
14180 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
14181 Remove default masks.
14182 (m680[012]0-*-*): Set the default with_cpu to the first part of
14184 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
14185 (m68k*-*-linux): Extend the --with-cpu handling to...
14186 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
14187 and m68010. Don't set target_cpu_default2.
14188 * doc/install.texi: Document --with-cpu for m68k.
14189 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
14190 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
14191 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
14192 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
14193 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
14194 (ASM_SPEC): Remove use of %(asm_cpu_default).
14195 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
14196 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
14197 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
14198 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
14199 __HAVE_FPU__ if TARGET_HARD_FLOAT.
14200 (TARGET_DEFAULT): Delete.
14201 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
14202 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
14203 (CPP_CPU_SPEC): Delete.
14204 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
14205 the appropriate string.
14206 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
14207 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
14208 (ASM_SPEC): Don't use %(asm_default_spec).
14209 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
14210 TARGET_DEFAULT and add MASK_68881.
14211 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
14213 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14215 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
14216 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
14217 MASK_68010 alongside MASK_68020.
14218 * doc/invoke.texi: Document -m68010.
14219 * config/m68k/m68k.opt (m68010): New.
14220 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
14222 (TUNE_68010): New macro.
14223 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
14224 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
14225 (M68K_CPU_m68332): Add MASK_68010.
14226 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
14227 fallback definition.
14228 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
14230 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
14231 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
14232 to all entries that use MASK_68020.
14233 (output_move_simode_const, output_move_himode, output_move_qimode)
14234 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
14235 instead of TARGET_68020 to select clr behavior. Remove comment
14236 about there being no TARGET_68010.
14237 * config/m68k/m68k.md: Likewise throughout.
14239 2007-01-12 Julian Brown <julian@codesourcery.com>
14241 * config/m68k/m68k.h (TARGET_ISAB): New macro.
14242 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
14243 * config/m68k/m68k.md: Likewise.
14245 2007-01-12 Julian Brown <julian@codesourcery.com>
14247 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
14248 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14250 2007-01-12 Julian Brown <julian@codesourcery.com>
14252 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14253 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14254 * config/m68k/m68k.md: Likewise.
14256 2007-01-12 Julian Brown <julian@codesourcery.com>
14257 Richard Sandiford <richard@codesourcery.com>
14259 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14260 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14261 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14263 (TARGET_CPU32): Rename to...
14264 (TUNE_CPU32): ...this.
14265 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14266 (TUNE_CFV2): New macros.
14267 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14268 remove conditions that are implied by TARGET_68020.
14269 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14270 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14271 (m68k_output_function_epilogue): Likewise.
14272 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14273 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14274 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14275 non-68000 timings. Refactor multiplication and division costs.
14276 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14277 TUNE_CPU32 instead of TARGET_CPU32.
14278 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14279 and TUNE_68060 instead of TARGET_68060.
14280 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14281 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14283 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14284 && !TARGET_COLDFIRE" to choose between moveq and clr.
14285 Likewise in the unnamed movsf pattern.
14286 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14287 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14290 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14292 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14293 of tabbing before backslashes.
14295 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14297 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14298 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14299 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14301 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14303 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14304 find_interesting_uses_cond.
14305 (find_interesting_uses_cond): Use extract_cond_operands.
14306 (rewrite_use_compare): Use extract_cond_operands and
14307 force_gimple_operand_bsi. Do not call update_stmt.
14308 (determine_use_iv_cost_condition): Use extract_cond_operands.
14309 Return cheaper of using original bound and changing the exit bound.
14311 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14313 PR tree-optimization/29516
14314 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14315 most_expensive_mult_to_index, addr_to_parts,
14316 create_mem_ref, maybe_fold_tmr): Make the type of
14317 fields of TARGET_MEM_REF sizetype.
14318 (move_fixed_address_to_symbol, move_pointer_to_base):
14320 * tree.def (TARGET_MEM_REF): Add comment on types of
14323 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14325 * c-common.c (vector_types_convertible_p): Treat opaque types as
14326 always convertible if they have the same size, but not otherwise.
14328 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14330 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14331 Remove the b_unconditional field.
14332 (noce_try_sign_mask): Do not look at b_unconditional.
14333 (noce_process_if_block): Do not use merge_if_blocks. Update
14334 the CFG here. Do not set b_unconditional.
14335 (cond_move_process_if_block): Likewise.
14336 (find_cond_trap): Likewise.
14337 (check_cond_move_block): Require simple jump insns at the end
14338 of the basic block.
14340 2007-01-11 Jan Hubicka <jh@suse.cz>
14342 PR tree-optimization/1046
14343 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14344 when alias info is not ready.
14345 (pass_tail_recursion): Do not require aliasing.
14346 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14347 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14348 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14349 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14350 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14351 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14352 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14354 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14355 When aliasing is not build, mark statement as volatile.
14357 2007-01-11 Tom Tromey <tromey@redhat.com>
14359 PR preprocessor/15185, PR preprocessor/20989:
14360 * doc/cppopts.texi <-MT>: Update description of algorithm for
14361 computing default target.
14362 <-M, -MD>: Reword "basename" text.
14364 2007-01-11 Roger Sayle <roger@eyesopen.com>
14366 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14367 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14368 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14369 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14370 fold_builtin_bswap, real_constp, fold_builtin_pow,
14371 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14372 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14373 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14374 * convert.c (convert_to_pointer): Likewise.
14375 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14376 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14377 const_binop, fold_convert_const_int_from_int,
14378 fold_convert_const_int_from_real,
14379 fold_convert_const_real_from_real, sign_bit_p,
14380 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14381 fold_sign_changed_comparison, fold_unary, fold_comparison,
14382 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14383 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14384 * print-tree.c (print_node_brief, print_node): Likewise.
14385 * stor-layout.c (place_field, layout_type): Likewise.
14386 * tree-chrec.c (keep_cast): Likewise.
14387 * tree.c (build_vector, build_real, build_real_from_int_cst,
14388 build_complex): Likewise.
14390 2007-01-11 Roger Sayle <roger@eyesopen.com>
14392 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14393 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14395 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14397 * configure.ac (strict1_warn): Rename to strict_warn.
14398 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14399 cc_set_by_configure, quoted_cc_set_by_configure,
14400 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14401 all_boot_languages, all_stagestuff): Remove.
14402 (target_list): Remove bootstrap targets.
14403 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14404 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14405 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14406 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14407 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14408 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14409 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14410 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14411 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14412 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14413 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14414 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14415 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14416 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14417 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14418 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14419 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14420 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14421 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14422 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14423 (mostlyclean): Adjust.
14424 (clean, distclean): Don't mention bootstrap stuff.
14425 * configure: Regenerate.
14426 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14427 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14428 treelang/config-lang.in (stagestuff): Remove.
14429 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14430 stageprofile, stagefeedback, stagestuff): Remove mention.
14432 2007-01-11 Nick Clifton <nickc@redhat.com>
14434 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14436 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14437 (mcore_arith_K_S_operand): Run the test for the S constraint not
14438 the test for the M constraint.
14439 (mcore_addsub_operand): Do not accept integer values that are
14440 larger than 32 bits.
14441 * config/mcore/mcore.md: Remove unused constraints from split.
14442 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14443 (addsi3): Likewise.
14444 (allocate_stack): Likewise.
14445 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14446 operands to 32 bits.
14447 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14449 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14450 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14451 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14452 mcore_output_bclri, mcore_output_andn, output_inline_const,
14453 mcore_output_move, mcore_output_movedouble): Likewise.
14454 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14455 (output_inline_const): Likewise.
14456 (output_inline_const): Fix format strings used in sprintf
14458 * config/mcore/mcore-protos.h: Update prototypes for changed
14459 functions in mcore.c.
14460 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14461 HOST_WIDE_INT and not int.
14462 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14463 CONST_OK_FOR_N): Likewise.
14464 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14465 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14468 2007-01-10 Jan Hubicka <jh@suse.cz>
14470 * tree-vrp.c (remove_range_assertions): Release defs.
14471 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14472 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14474 2007-01-10 Paul Brook <paul@codesourcery.com>
14476 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14477 * config/arm/arm.md (mulsi3subsi): New insn.
14479 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14481 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14482 (tree_transform_and_unroll_loop): New.
14483 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14486 2007-01-10 Robert Kennedy <jimbob@google.com>
14488 * fold-const.c (fold_comparison): Fold comparisons like (x *
14489 1000 < 0) to (x < 0).
14491 2007-01-10 Ian Lance Taylor <iant@google.com>
14493 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14494 operands have the same priority.
14496 2007-01-10 Tom Tromey <tromey@redhat.com>
14498 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14499 (fold_binary): Likewise.
14500 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14501 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14502 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14503 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14504 * langhooks.h (struct lang_hooks): Removed field
14505 'can_use_bit_fields_p'.
14507 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14509 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14511 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14513 * function.c (get_last_funcdef_no): New function.
14514 * function.h (get_last_funcdef_no): Declare.
14515 * tree-inline.c (initialize_cfun): Add initialization.
14516 (tree_function_versioning): Cleanup.
14518 2007-01-10 Jan Hubicka <jh@suse.cz>
14520 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14523 2007-01-10 Sa Liu <saliu@de.ibm.com>
14524 Ben Elliston <bje@au.ibm.com>
14526 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14527 for SAVE_NONLOCAL and Pmode for any other save level.
14528 * spu-protos.h (spu_restore_stack_block): Declare.
14529 * spu.md (save_stack_block): Remove.
14530 (restore_stack_block): Call spu_restore_stack_block.
14531 * spu.c (spu_restore_stack_block): New function.
14532 (spu_expand_epilogue): Remove old comment.
14534 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14536 PR tree-optimization/30322
14537 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14538 (cand_value_at): Return the value as aff_tree.
14539 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14540 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14541 aff_combination_mult): New functions.
14542 (aff_combination_add): Use aff_combination_add_cst.
14543 (aff_combination_convert): Allow conversions to a wider type.
14544 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14545 * tree-affine.h (aff_combination_mult): Declare.
14547 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14549 * doc/tm.texi: Update documentation to reflect reality of exec
14550 and start file search behaviours. Update copyright year.
14551 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14552 header file directories.
14554 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14556 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14557 (*cosxf2): Rename to cosxf2_i387.
14558 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14559 using X87MODEF12 mode macro. Rename patterns to
14560 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14562 (*cosdf2, *cossf2): Ditto.
14563 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14564 to match extended input operands.
14565 (sincos<mode>3): New expander.
14566 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14567 insn patterns and corresponding splitters.
14569 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14571 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14572 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14574 2007-01-09 Nicolas Pitre <nico@cam.org>
14577 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14579 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14581 * target.h (struct gcc_target): New field library_rtti_comdat.
14582 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14583 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14584 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14585 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14587 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14589 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14591 2007-01-08 Richard Guenther <rguenther@suse.de>
14593 * tree.h (force_fit_type_double): Export.
14594 (force_fit_type): Remove.
14595 * fold-const.c (force_fit_type_double): New function.
14596 (force_fit_type): Remove.
14597 (int_const_binop): Use it.
14598 (fold_convert_const_int_from_int): Likewise.
14599 (fold_convert_const_int_from_real): Likewise.
14600 (fold_div_compare): Likewise.
14601 (fold_sign_changed_comparison): Likewise.
14602 (fold_unary): Likewise.
14603 (fold_negate_const): Likewise.
14604 (fold_abs_const): Likewise.
14605 (fold_not_const): Likewise.
14606 * c-common.c (shorten_compare): Use force_fit_type_double.
14607 * convert.c (convert_to_pointer): Likewise.
14609 2007-01-08 Richard Guenther <rguenther@suse.de>
14611 * tree.h (build_int_cst_wide_type): Export.
14612 * tree.c (build_int_cst_wide_type): New function.
14613 (build_int_cst_wide): Fix comment.
14614 * builtins.c (fold_builtin_object_size): Use build_int_cst
14615 to build -1 or 0 of the correct type. Use fit_double_type
14616 to check for overflow.
14617 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14619 (decode_field_reference): Likewise.
14620 (all_ones_mask_p): Likewise.
14621 (native_interpret_int): Use build_int_cst_wide_type.
14622 (fold_binary): Use build_int_cst_type to build an all-ones
14624 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14626 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14628 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14630 2007-01-09 Ben Elliston <bje@au.ibm.com>
14632 * genautomata.c (STATS_OPTION): New option.
14633 (stats_flag): New flag.
14634 (gen_automata_option): Handle it.
14635 (initiate_automaton_gen): Ditto.
14636 (write_automata): Output statistics only if stats_flag is
14637 set. Likewise, output time statistics only if time_flag is set.
14638 * doc/md.texi (Processor pipeline description): Document new flag.
14640 2007-01-08 Richard Guenther <rguenther@suse.de>
14642 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14643 * tree.c (build_int_cst_type): Likewise.
14644 (size_in_bytes): Don't call force_fit_type on the result.
14645 (int_fits_type_p): Use fit_double_type.
14646 * fold-const.c (fit_double_type): New function.
14647 (force_fit_type): Use it.
14648 * tree.h (fit_double_type): Export.
14650 2007-01-08 Jan Hubicka <jh@suse.cz>
14652 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14653 * ipa.c (function_and_variable_visibility): Fix return type.
14655 2007-01-08 Richard Guenther <rguenther@suse.de>
14657 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14658 of offset to build the index.
14659 * tree-pretty-print.c (dump_generic_node): Don't build negated
14660 const just for printing.
14661 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14662 * builtins.c (fold_builtin_int_roundingfn): Check if result
14663 fits the type by using force_fit_type and comparing the result.
14664 * predict.c (predict_loops): Use compare_tree_int for comparison.
14665 * tree.c (build_int_cst): Fall back to integer_type_node for
14667 (build_int_cst_wide): Assert type is non-null.
14669 2007-01-08 Roberto Costa <roberto.costa@st.com>
14671 * tree-vrp.c (extract_range_from_cond_expr): New.
14672 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14673 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14675 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14676 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14677 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14678 used as expressions.
14679 * tree-object-size.c (cond_expr_object_size): New.
14680 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14682 2007-01-08 Jan Hubicka <jh@suse.cz>
14684 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14685 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14688 2007-01-08 Richard Guenther <rguenther@suse.de>
14690 PR tree-optimization/23603
14691 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14692 (extract_range_from_binary): Fall back to truthvalue instead of
14693 varying for TRUTH_*_EXPR.
14694 (extract_range_from_comparison): Fall back to truthvalue instead of
14696 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14697 if all visited PHI values were constant.
14699 2007-01-08 Jan Hubicka <jh@suse.cz>
14701 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14702 (cgraph_analyze_function): break out from ...
14703 (cgraph_finalize_compilation_unit): ... here.
14704 (cgraph_expand_function): Remove forgoten commented out line.
14705 (cgraph_optimize): Analyze functions.
14707 2007-01-08 Jan Hubicka <jh@suse.cz>
14709 * tree-pas.h (TODO_remove_function): New flag.
14710 (TODO_update*): Renumber.
14711 (pass_ipa_increase_alignment,
14712 pass_ipa_function_and_variable_visibility): New passes.
14713 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14714 (cgraph_function_and_variable_visibility): Move to ipa.c
14715 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14716 cgraph_increase_alignment.
14717 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14718 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14719 calling tree-inline.
14720 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14721 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14722 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14723 (gate_increase_alignment): New function.
14724 (pass_ipa_increase_alignment): New pass.
14725 * ipa.c: Inline tree-pass.h and timevar.h
14726 (function_and_variable_visibility): Move here from cgraphunit.c
14727 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14728 * passes.c (init_optimization_passes): Add the two new passes.
14729 (execute_todo): Handle cgraph_remove_functions.
14731 2007-01-08 Nick Clifton <nickc@redhat.com>
14733 * config/frv/predicates.md (reg_or_0_operand): Accept
14736 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14738 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14739 * config.gcc: Add bfin*-rtems*.
14741 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14743 * c.opt: Add -flax-vector-conversions.
14744 * c-typeck.c (convert_for_assignment): Pass flag to
14745 vector_types_convertible_p to allow emission of note.
14746 (digest_init): Likewise.
14747 * c-opts.c: Handle -flax-vector-conversions.
14748 * c-common.c (flag_lax_vector_conversions): New.
14749 (vector_types_convertible_p): Unless -flax-vector conversions
14750 has been passed, disallow conversions between vectors with
14751 differing numbers of subparts and/or element types. If such
14752 a conversion is disallowed, possibly emit a note on the first
14753 occasion only to inform the user of -flax-vector-conversions.
14754 The new last argument specifies this.
14755 * c-common.h (flag_lax_vector_conversions): New.
14756 (vector_types_convertible_p): Add extra argument.
14757 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14758 char_type_node for V*QI type vectors.
14759 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14760 Update to satisfy new typechecking rules.
14761 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14762 C and C++ variants.
14763 * doc/invoke.texi (C Dialect Options): Document
14764 -flax-vector-conversions.
14766 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14768 PR tree-optimization/29877
14769 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14770 a register variable on the RHS to not be replaceable.
14772 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14773 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14774 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14775 const_simm15, const_pow2, const_npow2): Added.
14776 * config/score/misc.md (insv, extv, extzv, movmemsi,
14777 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14778 * config/score/score.c (score_address_cost, score_select_cc_mode):
14780 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14781 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14782 Update score_print_operand.
14783 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14784 Adjust register allocate order and update some macro define.
14785 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14786 mdx_block_move_straight, mdx_block_move_loop_head,
14787 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14788 mdx_block_move): Added.
14789 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14790 mdp_limm): Updated and fix some bug and typo.
14791 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14792 (movsf, movdf, doloop_end): Added.
14794 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14796 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14797 config/arm/thumb2.md: Fix comment typos.
14798 * doc/extend.texi: Fix a typo.
14800 2007-01-07 Eric Christopher <echristo@apple.com>
14802 * configure.ac: Check for __stack_chk_fail for darwin.
14803 * configure: Regenerate.
14805 2007-01-07 Richard Guenther <rguenther@suse.de>
14807 * tree-vrp.c (extract_range_from_assert): CSE calls to
14808 compare_values where possible.
14809 (extract_range_from_unary_expr): Likewise.
14811 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14813 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14814 * config/avr/avr.c (call_insn_operand): Delete function.
14815 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14816 instead of register number. Use predicates.
14817 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14818 call_insn_operand): Add.
14820 2007-01-06 Jan Hubicka <jh@suse.cz>
14822 * tree-pass.h (pass_build_cgraph_edges): Declare.
14823 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14824 (visited_nodes): Remove.
14825 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14826 build_cgrpah_edges; make visited_nodes local.
14827 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14828 (record_references_in_initializer): Move to cgraphbuild.c
14829 (initialize_inline_failed, rebuild_cgraph_edges,
14830 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14831 (verify_cgraph_node): Make visited_nodes local.
14832 (cgraph_analyze_function): Do not call cgraph_create_edges and
14833 initialize_inline_failed.
14834 (cgraph_expand_function): Do not call cgraph_lower_function;
14835 assert that function is already lowered.
14836 * Makefile.in (cgraphbuild.o): New.
14837 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14838 at the end of lowering passes.
14840 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14842 * ifcvt.c (cond_move_convert_if_block): New function, code
14843 factored out from...
14844 (cond_move_process_if_block): ...here. Call the new function
14845 on the THEN and ELSE blocks.
14846 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14847 already takes care of this.
14849 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14852 * tree.h (TREE_OVERFLOW_P): New.
14853 * c-typeck.c (parser_build_unary_op): Warn only if result
14854 overflowed and operands did not.
14855 (parser_build_binary_op): Likewise.
14856 (convert_for_assignment): Remove redundant overflow_warning.
14857 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14859 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14861 * c-typeck.c (store_init_value): Split over two lines to follow
14862 the GNU coding style.
14864 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14866 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14867 __GXX_EXPERIMENTAL_CXX0X__.
14868 * doc/cpp.texi: Same.
14870 2007-01-05 Richard Guenther <rguenther@suse.de>
14872 PR middle-end/27826
14873 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14874 with mismatched types. Instead explicitly build a
14875 conversion NOP_EXPR.
14877 2007-01-05 Ian Lance Taylor <iant@google.com>
14879 * c-common.c (decl_with_nonnull_addr_p): New function.
14880 (c_common_truthvalue_conversion): Call it.
14881 * c-typeck.c (build_binary_op): Likewise.
14882 * c-common.h (decl_with_nonnull_addr_p): Declare.
14884 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14887 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14890 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14892 * doc/install.texi (Final install): Document the fact that
14893 the GNAT runtime should not be stripped.
14895 2007-01-04 Jan Hubicka <jh@suse.cz>
14897 * tree-inline.c (fold_marked_statements): Update operand caches
14898 and EH after folding
14900 2007-01-04 Ian Lance Taylor <iant@google.com>
14902 * c-common.c (check_function_nonnull): Whitespace fix.
14904 2007-01-04 Jan Hubicka <jh@suse.cz>
14906 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14907 comitted older version of patch.
14908 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14909 function, celanup cfg and collect garbage.
14911 2007-01-04 Mike Stump <mrs@apple.com>
14913 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14916 2007-01-04 Eric Christopher <echristo@apple.com>
14918 * libgcc2.c (__bswapsi2): Use SItype.
14919 (__bswapdi2): Use DItype.
14920 * libgcc2.h: Update for above.
14922 2007-01-04 Paul Brook <paul@codesourcery.com>
14924 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14925 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14926 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14927 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14928 umulsi3_highpart): Make conditional on !arm_arch6.
14929 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14930 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14931 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14932 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14933 umulsi3_highpart_v6): New insns.
14935 2007-01-04 Roger Sayle <roger@eyesopen.com>
14937 * fold-const.c (fold_convert): When casting an expression to void,
14938 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14939 have a type. Instead of attempting to build a NOP_EXPR, return
14940 these "special" trees directly.
14942 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14944 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14945 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14946 rs6000_cost->fp not 0 as adjustment for outer NEG.
14948 2007-01-04 Jan Hubicka <jh@suse.cz>
14950 * cgraph.c (cgraph_release_function_body): New function.
14951 (cgraph_remove_node): Use it.
14952 * cgraph.h (cgraph_release_function_body): Declare.
14953 * cgraphunit.c (cgraph_expand_function): Use it.
14954 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14955 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14956 is initialized and while compilation of other function is running.
14957 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14958 statement CFG annotations from here to ...
14959 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14961 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14963 * cfgloop.h (enum li_flags): Make the constants powers of two.
14965 2007-01-04 Jan Hubicka <jh@suse.cz>
14967 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14969 (fold_marked_statements): New function.
14970 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14971 * tree-inline.h (copy_body_data): Add statements_to_fold.
14973 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14975 * config.gcc: Mention libgcc/config.host.
14976 * Makefile.in: Update comments mentioning libgcc.
14977 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14978 (all.cross, start.encap, rest.encap, rest.cross): Update
14979 dependencies for libgcc move.
14980 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14981 (clean-target, clean-target-libgcc): Delete.
14982 (srcdirify, GCC_EXTRA_PARTS): New macros.
14983 (libgcc-support, libgcc.mvars): New rules.
14984 (distclean): Remove mention of mklibgcc.
14985 (install): Don't reference INSTALL_LIBGCC.
14986 (install-common): Don't reference EXTRA_PARTS.
14987 (install-libgcc, install-multilib): Delete rules.
14988 * mklibgcc.in: Delete file.
14989 * doc/configfiles.texi: Don't mention mklibgcc.
14991 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14992 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14993 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14994 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14995 (mklibgcc, ldblspecs): Likewise.
14997 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14998 (posixpre.def): Use $(T).
14999 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15000 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15001 (SHLIB_LINK): Make dummy.
15002 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15004 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15006 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15007 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15008 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15009 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15011 * configure.ac (all_outputs): Remove mklibgcc.
15012 * configure: Regenerated.
15014 2007-01-03 Josh Conner <jconner@apple.com>
15016 PR middle-end/29683
15017 * calls.c (compute_argument_addresses): Set stack and stack_slot
15018 for partial args, too.
15019 (store_one_arg): Use locate.size.constant for the size when
15020 generating a save_area.
15022 2007-01-03 Robert Kennedy <jimbob@google.com>
15024 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15025 whose definitions are deleted due to basic block merging.
15027 2007-01-03 Paul Brook <paul@codesourcery.com>
15030 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15032 (use_return_insn): Return 0 for Thumb interrupt functions.
15033 (print_multi_reg): Add rfe argument for IRQ returns.
15034 (arm_output_epilogue): Pop interrupt return address directly into PC.
15035 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15037 2007-01-03 Paul Brook <paul@codesourcery.com>
15039 Merge from sourcerygxx-4_1.
15040 * config/arm/thumb2.md: New file.
15041 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15043 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15044 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15045 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15046 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15048 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15049 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15051 * config/arm/ieee754-sf.S: Ditto.
15052 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15053 (thumb1_base_register_rtx_p): ... to this.
15054 (thumb_index_register_rtx_p): Rename...
15055 (thumb1_index_register_rtx_p): ... to this.
15056 (thumb_output_function_prologue): Rename...
15057 (thumb1_output_function_prologue): ... to this.
15058 (thumb_legitimate_address_p): Rename...
15059 (thumb1_legitimate_address_p): ... to this.
15060 (thumb_rtx_costs): Rename...
15061 (thumb1_rtx_costs): ... to this.
15062 (thumb_compute_save_reg_mask): Rename...
15063 (thumb1_compute_save_reg_mask): ... to this.
15064 (thumb_final_prescan_insn): Rename...
15065 (thumb1_final_prescan_insn): ... to this.
15066 (thumb_expand_epilogue): Rename...
15067 (thumb1_expand_epilogue): ... to this.
15068 (arm_unwind_emit_stm): Rename...
15069 (arm_unwind_emit_sequence): ... to this.
15070 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15071 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15072 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15073 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15074 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15075 thumb2_output_casesi): New functions.
15076 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15077 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15078 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15079 THUMB2_WORK_REGS): Define.
15080 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15081 arm_condexec_mask, arm_condexec_masklen)): New variables.
15082 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15083 (arm_override_options): Check new CPU capabilities.
15084 Set new architecture flag variables.
15085 (arm_isr_value): Handle v7m interrupt functions.
15086 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15088 (const_ok_for_arm): Handle Thumb-2 constants.
15089 (arm_gen_constant): Ditto. Use movw when available.
15090 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15092 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15093 (thumb_find_work_register, arm_load_pic_register,
15094 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15095 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15096 print_multi_reg, output_mov_long_double_fpa_from_arm,
15097 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15098 output_mov_double_fpa_from_arm, output_move_double,
15099 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15100 output_return_instruction, arm_output_function_prologue,
15101 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15102 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15103 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15104 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15105 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15106 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15108 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15109 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15110 (arm_file_start): Output directive for unified syntax.
15111 (arm_unwind_emit_set): Handle stack alignment instruction.
15112 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15113 Add v6t2, v7, v7a, v7r and v7m.
15114 (RETLDM): Add Thumb-2 code.
15115 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15116 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15117 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15118 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15119 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15120 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15121 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15122 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15123 ADJUST_INSN_LENGTH): Define.
15124 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15125 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15126 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15127 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15128 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15129 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15130 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15131 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15132 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15133 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15134 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15135 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15136 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15137 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15138 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15139 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15140 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15142 * config/arm/arm-tune.md: Regenerate.
15143 * config/arm/arm-protos.h: Update prototypes.
15144 * config/arm/vfp.md: Enable patterns for Thumb-2.
15145 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15146 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15147 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15148 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15149 * config/arm/libunwind.S: Add Thumb-2 code.
15150 * config/arm/constraints.md: Update include Thumb-2.
15151 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15152 * config/arm/ieee754-df.S: Ditto.
15153 * config/arm/bpabi.S: Ditto.
15154 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15155 * config/arm/predicates.md (low_register_operand,
15156 low_reg_or_int_operand, thumb_16bit_operator): New.
15157 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15158 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
15159 * config/arm/t-arm-elf: Add armv7 multilib.
15160 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
15162 (UNSPEC_STACK_ALIGN, ce_count): New.
15163 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
15164 arm_zero_extendsidi2, arm_zero_extendqidi2): New
15166 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
15167 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
15168 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
15169 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
15170 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
15171 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
15173 * doc/extend.texi: Document ARMv7-M interrupt functions.
15174 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
15176 2007-01-03 Jakub Jelinek <jakub@redhat.com>
15178 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
15179 (struct _Unwind_Context): Rename args_size to flags, remove
15180 signal_frame field, add a new args_size field and version field.
15181 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
15182 _Unwind_IsExtendedContext): New inline functions.
15183 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
15184 Assume by_value array is only present if _Unwind_IsExtendedContext.
15185 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
15186 _Unwind_IsSignalFrame.
15187 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
15188 (uw_update_context_1): Use _Unwind_SetSignalFrame.
15189 (uw_init_context_1): Initialize context->flags to
15190 EXTENDED_CONTEXT_BIT.
15191 * config/rs6000/linux-unwind.h (frob_update_context): Use
15192 _Unwind_SetSignalFrame.
15194 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15196 PR middle-end/30353
15197 * gimplify.c (gimplify_modify_expr_complex_part): Move below
15198 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
15201 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
15203 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
15204 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
15205 RET, AT_SP): Remove.
15206 * config/i386/i386.md (*sse_prologue_save_insn): Use return
15209 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15210 * cfgbuild.c (find_basic_blocks): Likewise.
15211 * cfgrtl.c (rtl_create_basic_block): Likewise.
15212 * function.c (temp_slots_at_level): Likewise.
15213 * reg-stack.c (stack_regs_mentioned): Likewise.
15214 * regclass.c (allocate_reg_info): Likewise.
15215 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15216 set_bb_for_stmt, move_block_to_fn): Likewise.
15217 * tree-complex.c (tree_lower_complex): Likewise.
15218 * vec.h (VEC_safe_grow_cleared): New.
15220 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
15222 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
15224 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
15225 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
15227 * cfgloopmanip.c (scale_loop_frequencies): Export.
15228 (loopify): Scale the frequencies by prescribed coefficients.
15229 (set_zero_probability): New function.
15230 (duplicate_loop_to_header_edge): Improve updating of frequencies.
15231 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
15232 and frequencies according to arguments.
15233 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
15235 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
15236 * modulo-sched.c (sms_schedule): Set probabilities for entering
15237 versioned loop correctly.
15238 * tree-vect-transform.c (vect_transform_loop): Ditto.
15239 * cfgloop.h (loopify, loop_version): Declaration changed.
15240 (scale_loop_frequencies): Declared.
15242 2007-01-02 Jan Hubicka <jh@suse.cz>
15244 * cgraph.c: Include tree-flow.h
15245 (cgraph_add_new-function): Handle IPA_SSA mode; execute
15246 early_local_passes.
15247 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
15248 * tree-pass.h (pass_all_early_optimizations): Declare.
15249 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15250 early_local_passes.
15251 (cgraph_analyze_function): Do early_local_passes.
15252 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15253 Do not add referenced vars.
15254 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15256 (gate_all_early_local_passes): New gate.
15257 (pass_early_local_passes): Use new gate.
15258 (execute_early_local_optimizations): New functions.
15259 (gate_all_early_optimizations): New gate.
15260 (pass_all_early_optimizations): New pass.
15261 (execute_free_datastructures): Free SSA only when initialized.
15262 (gate_init_datastructures): Init only when optimizing.
15263 (tree_lowering_passes): Do early local passes when called late.
15264 * tree-profile.c (do_tree_profiling): Don't profile functions added
15266 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15267 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15269 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15270 during early_local_passes.
15271 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15274 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15276 * Makefile.in: Update copyright year.
15278 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15280 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15281 in $(lang_checks) and check-consistency targets.
15283 2007-01-02 Jan Hubicka <jh@suse.cz>
15285 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15286 Do not add referenced vars.
15287 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15289 * passes.c (init_optimization_passes): Put mudflap_2 after
15290 free_datastructures.
15292 2007-01-02 Jan Hubicka <jh@suse.cz>
15294 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15295 Set NOTHROW flag on call statements proved to be nothrow.
15296 Update statement of local calls so new pure/const functions are
15297 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15299 (tree_rest_of_compilation): Register hooks and initialize bitmap
15300 early. Do not set after_inlining flag.
15302 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15304 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15305 HOST_BITS_PER_LONGLONG
15307 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15310 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15311 warning for non-static initializers.
15313 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15315 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15316 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15317 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15318 Always use set_unique_reg_note to add REG_EQUAL notes.
15320 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15323 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15325 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15326 * cfgbuild.c (find_basic_blocks): Likewise.
15327 * cfgrtl.c (rtl_create_basic_block): Likewise.
15328 * function.c (temp_slots_at_level): Likewise.
15329 * reg-stack.c (stack_regs_mentioned): Likewise.
15330 * regclass.c (allocate_reg_info): Likewise.
15331 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15332 set_bb_for_stmt, move_block_to_fn): Likewise.
15333 * tree-complex.c (tree_lower_complex): Likewise.
15334 * vec.h (VEC_safe_grow_cleared): New.
15336 2007-01-02 Ian Lance Taylor <iant@google.com>
15338 * c-common.c (c_common_truthvalue_conversion): When warning about
15339 using an assignment as a truth value, set TREE_NO_WARNING.
15341 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15344 * c.opt (Wold-style-declaration): New.
15345 * doc/invoke.texi (C-only Warning Options): New.
15346 (Wold-style-declaration): Document it.
15347 (Wextra): Enabled by -Wextra.
15348 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15349 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15350 -Wold-style-declaration.
15352 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15354 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15355 * cfgbuild.c (find_basic_blocks): Likewise.
15356 * cfgrtl.c (rtl_create_basic_block): Likewise.
15357 * function.c (temp_slots_at_level): Likewise.
15358 * reg-stack.c (stack_regs_mentioned): Likewise.
15359 * regclass.c (allocate_reg_info): Likewise.
15360 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15361 set_bb_for_stmt, move_block_to_fn): Likewise.
15362 * tree-complex.c (tree_lower_complex): Likewise.
15363 * vec.h (VEC_safe_grow_cleared): New.
15365 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15367 * c-common.c (c_common_nodes_and_builtins): Since variants of
15368 void_type_node get built before it is given a name, we need to
15369 give those variants the name, too.
15370 (complete_array_type): We need to work with the canonical main
15371 type of the array, from which we will build the qualified version.
15372 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15373 * print-tree.c (print_node): Display canonical type information
15375 * stor-layout.c (layout_type): When we don't know the
15376 alignment of a type for which we're building an array, we end up
15377 guessing wrong, so make the type require structural equality.
15378 * tree.c (make_node_stat): When we build a new type, it is its
15379 own canonical type.
15380 (build_type_attribute_qual_variant): When building an attribute
15381 variant, its canonical type is the non-attribute variant. However,
15382 if the attributes are target-dependent and they differ, we need to
15383 use structural equality checks for this type.
15384 (build_qualified_type): A qualified type is not equivalent to its
15385 unqualified variant; set the canonical type appropriately.
15386 (build_distinct_type_copy): When building a distinct type from
15387 another type, the new type is its own canonical type.
15388 (build_variant_type_copy): When building a new type variant, we
15389 assume that it is equivalent to the original type.
15390 (build_pointer_type_for_mode): When building a pointer type, also
15391 build a canonical type pointer.
15392 (build_reference_type_for_mode): When building a reference type,
15393 also build a canonical type reference.
15394 (build_index_type): When we can't hash an index type (e.g.,
15395 because its maximum value is negative), the index type requires
15396 structural equality tests.
15397 (build_array_type): Build the canonical form of an array type.
15398 (build_function_type): Function types require structural equality,
15399 because they contain default arguments, attributes, etc.
15400 (build_method_type_directly): Ditto for method types.
15401 (build_offset_type): Build the canonical offset type.
15402 (build_complex_type): Build the canonical vector type.
15403 (make_vector_type): Build the canonical vector type.
15404 * tree.h (TYPE_CANONICAL): New.
15405 (TYPE_STRUCTURAL_EQUALITY_P): New.
15406 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15407 (struct tree_type): Added "canonical" field.
15408 * params.h (VERIFY_CANONICAL_TYPES): New.
15409 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15410 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15411 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15412 * doc/invoke.texi (verify-canonical-types): Document --param
15413 parameter for verifying canonical types.
15415 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15417 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15418 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15419 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15420 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15422 * config/rs6000/e500.h: New.
15423 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15424 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15426 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15427 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15428 TARGET_E500_DOUBLE): Remove.
15429 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15430 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15431 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15432 * config/rs6000/rs6000.c (rs6000_override_options): Use
15433 CHECK_E500_OPTIONS.
15435 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15437 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15438 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15439 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15440 rs6000_emit_cmove): Don't check TARGET_E500.
15441 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15442 sordered): Don't check TARGET_E500.
15444 2007-01-01 Eric Christopher <echristo@apple.com>
15446 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15447 HARD_REGISTER_NUM_P.
15449 2007-01-01 Roger Sayle <roger@eyesopen.com>
15451 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15452 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15453 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15456 2007-01-01 Mike Stump <mrs@apple.com>
15458 * configure.ac: Remove support for building with Apple's gcc-3.1.
15460 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15462 PR middle-end/30311
15463 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15464 REG is a hard register. Do not modify REG before calling
15466 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15467 multiple of the size of YMODE for certain lowpart cases.
15469 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15471 PR middle-end/30253
15472 * gimplify (voidify_wrapper_expr): Update for
15473 GIMPLE_MODIFY_STMT.
15475 2007-01-01 Andreas Schwab <schwab@suse.de>
15478 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15479 save of BR0 in extra_spill_size instead of spill_size.
15480 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15482 (ia64_expand_epilogue): Restore BR0 from its new location.
15484 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15486 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15487 Use a temporary variable if the left hand side is not a gimple
15490 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15492 * gimplify.c (gimplify_return_expr): Make the temporary variable
15493 for the return expression, a gimple register variable.
15495 2007-01-01 Jan Hubicka <jh@suse.cz>
15497 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15500 2007-01-01 Mike Stump <mrs@apple.com>
15502 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15504 * config/darwin.c (machopic_select_rtx_section): Use
15505 HAVE_GAS_LITERAL16.
15506 (darwin_mergeable_constant_section): Likewise.
15507 * configure: Regenerate.
15508 * config.in: Regenerate.
15510 2007-01-01 Jan Hubicka <jh@suse.cz>
15511 Andrew Pinski <pinskia@gmail.com>
15513 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15514 before starting IPA passes.