1 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4 (struct pta): ...from here. Change flags to unsigned to avoid excessive
5 casting (as it is used as a bit mask).
6 (override_options): Add casts according to the coding convenventions.
7 (x86_64_elf_unique_section): Likewise.
8 (examine_argument): Avoid using C++ keywords as variable names.
9 (construct_container): Likewise.
10 (legitimize_pic_address): Likewise.
11 (get_dllimport_decl): Cast according to the coding conventions. Use
12 type safe memory macros.
13 (legitimize_address): Cast according to the coding conventions.
14 (emit_i387_cw_initialization): Corrected the type of slot to enum
16 (ix86_init_machine_status): Use type safe memory macros.
17 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18 (bdesc_pcmpistr): Likewise.
19 (bdesc_crc32): Likewise.
20 (bdesc_sse_3arg): Likewise.
21 (bdesc_2arg): Likewise.
22 (bdesc_1arg): Likewise.
23 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
24 (ix86_expand_sse_pcmpistr): Likewise.
25 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
26 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
27 int to match the langhook definition.
28 (ix86_builtin_conversion): Change the type of code to unsigned init to
29 match the langhook definition.
30 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
32 (ix86_preferred_output_reload_class): Likewise.
33 (ix86_cannot_change_mode_class): Likewise.
34 (ix86_memory_move_cost): Likewise.
35 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
36 avoid excessive casting later on.
37 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
39 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
42 as flags setting insn.
43 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
45 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
49 ("sse4_1_round<mode>2"): New insn pattern.
50 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
52 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
53 expander using SSEMODEF mode macro. Expand using
54 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
55 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
56 expander using SSEMODEF mode macro. Expand using
57 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
58 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
59 expander using SSEMODEF mode macro. Expand using
60 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
61 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
62 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
63 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
66 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
67 Sebastian Pop <sebpop@gmail.com>
69 * lambda.h (build_linear_expr): New.
70 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
71 Use build_linear_expr, call fold and force_gimple_operand.
72 (lambda_loopnest_to_gcc_loopnest): Check that there is
74 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
76 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
79 * doc/extend.texi: Document the 0b-prefixed binary integer
82 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
84 PR tree-optimization/32215
85 * tree-vectorizer.c (supportable_widening_operation): Return false
86 for unsupported FIX_TRUNC_EXPR tree code.
87 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
89 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
91 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
92 register on SPE targets. Change documentation to reflect
94 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
95 Change FIXED_SCRATCH to 14 and document why we're keeping r14
96 out of the register allocation pool.
97 (rs6000_reg_live_or_pic_offset_p): New function.
98 (rs6000_emit_prologue): Move the actual saving of LR up to free
99 r0 for holding r11. Split saving of SPE 64-bit registers into
100 its own case. Ensure that offsets will always be in-range for
101 'evstdd' by using r11 as a scratch register to point at the start
102 of the SPE save area. Save r11 if necessary, as it is the static
104 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
105 into its own case. Ensure that offsets will always be in-range
106 for 'evldd' by using r11 as a scratch register to point at the
107 start of the SPE save area. Also adjust r11 when restoring
108 the stack pointer to compensate for pre-loading r11.
110 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
112 * cfg.c (init_flow): Use type safe memory macros.
113 (alloc_block): Likewise.
114 (unchecked_make_edge): Likewise.
115 (dump_flow_info): Avoid using C++ keywords as variable names.
116 (copy_original_table_clear): Cast according to the coding conventions.
117 (copy_original_table_set): Likewise.
118 * cfgexpand (label_rtx_for_bb): Likewise.
119 (expand_gimple_basic_block): Likewise.
120 * cfghooks.c (dump_bb): Likewise.
121 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
123 (lv_add_condition_to_bb): Likewise.
124 * cfglayout (relink_block_chain): Cast according to the coding
126 (fixup_reorder_chain): Likewise.
127 (fixup_fallthru_exit_predecessor): Likewise.
128 * cfgloop.c (glb_enum_p): Likewise.
129 (get_exit_description): Likewise.
130 (dump_recorded_exit): Likewise.
131 * cfgloop.h (enum loop_estimation): Move out of struct scope...
132 (struct loop): ... from here.
133 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
135 * cfgrtl.c (rtl_create_basic_block): Likewise.
136 (rtl_split_block): Likewise.
137 (rtl_dump_bb): Likewise.
138 (cfg_layout_split_block): Likewise.
139 (init_rtl_bb_info): Use typesafe memory macros.
141 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
142 * graphds.h: Updated all usages of edge to graph_edge.
143 * graphds.c: Likewise.
144 * cfgloopanal.c: Likewise.
146 2007-06-05 Ian Lance Taylor <iant@google.com>
148 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
149 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
150 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
152 (test_for_singularity): Likewise.
154 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
156 * config/i386/constraints.md ("Y2"): Replaced by ...
158 * config/i386/i386.md: Likewise.
159 * config/i386/mmx.md: Likewise.
160 * config/i386/sse.md: Likewise.
162 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
164 * config/i386/constraints.md ("z"): Replaced by ...
166 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
167 (sse4_1_blendvps): Likewise.
168 (sse4_1_pblendvb): Likewise.
169 (sse4_2_pcmpestr): Likewise.
170 (sse4_2_pcmpestrm): Likewise.
171 (sse4_2_pcmpestr_cconly): Likewise.
172 (sse4_2_pcmpistr): Likewise.
173 (sse4_2_pcmpistrm): Likewise.
174 (sse4_2_pcmpistr_cconly): Likewise.
176 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
178 * matrix-reorg.c (transform_access_sites): Fix computation.
179 (transform_allocation_sites): Same.
181 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
183 * config/i386/i386.c (override_options): Use
184 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
186 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
189 (nonimm_not_xmm0_operand): Ditto.
190 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
191 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
192 as operand[2] predicate. Require "z" class XMM register for
193 operand[3]. Adjust asm template.
194 ("sse4_1_blendvpd"): Ditto.
195 ("sse4_1_pblendvb"): Ditto.
196 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
197 force op2 into xmm0 register for variable blend instructions.
199 2007-06-04 Tom Tromey <tromey@redhat.com>
201 * c-tree.h (start_enum): Update.
202 (build_enumerator): Likewise.
203 * c-decl.c (enum_next_value): Removed.
204 (enum_overflow): Likewise.
205 (start_enum): Add c_enum_contents argument. Don't use globals.
206 (build_enumerator): Likewise.
207 * c-tree.h (struct c_enum_contents): New struct.
209 2007-06-04 Tom Tromey <tromey@redhat.com>
211 * c-common.c (c_common_get_alias_set): Fix indentation.
213 2007-06-04 Ian Lance Taylor <iant@google.com>
215 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
216 to overflow, reduce overflow infinity to regular infinity.
217 (vrp_var_may_overflow): New static function.
218 (vrp_visit_phi_node): Check vrp_var_may_overflow.
220 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
222 * stor-layout.c (layout_type): Remove duplicate code.
224 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
227 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
228 before build_common_builtin_nodes ().
230 2007-06-04 Steve Ellcey <sje@cup.hp.com>
233 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
235 2007-05-31 Jan Hubicka <jh@suse.cz>
237 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
238 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
239 instead of _stat version.
241 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
243 PR tree-optimization/32194
244 * tree-predcom.c (determine_offset): Check that both references have
247 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
249 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
250 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
251 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
252 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
253 Add argument to iterate_fix_dominators call.
254 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
255 * gcse.c (hoist_code): Change domby to vector.
256 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
257 Add argument to iterate_fix_dominators call.
258 * loop-doloop.c (doloop_modify): Changed recount_dominator to
260 * lambda-code.c (perfect_nestify): Ditto.
261 * cfgloopanal.c: Include graphds.h.
262 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
263 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
264 (mark_irreducible_loops): Use graphds_scc. Remove argument from
266 * graphds.c: New file.
267 * graphds.h: New file.
268 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
269 (get_dominated_by, get_dominated_by_region): Change return type to
271 (verify_dominators): Recompute all dominators and compare the results.
272 (recount_dominator): Renamed to ...
273 (recompute_dominator): ... this. Do not check that the block is
275 (iterate_fix_dominators): Reimplemented.
276 (prune_bbs_to_update_dominators, root_of_dom_tree,
277 determine_dominators_for_sons): New functions.
278 * et-forest.c (et_root): New function.
279 * et-forest.h (et_root): Declare.
280 * Makefile.in (graphds.o): Add.
281 (cfgloopanal.o): Add graphds.h dependency.
282 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
283 * basic-block.h (get_dominated_by, get_dominated_by_region,
284 iterate_fix_dominators): Declaration changed.
285 (recount_dominator): Renamed to ...
286 (recompute_dominator): ... this.
287 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
288 (thread_through_all_blocks): Do not free dominance info.
290 2007-06-03 Andreas Schwab <schwab@suse.de>
292 * config/m68k/m68k.c (override_options): Don't override
294 * config/m68k/m68k-modes.def (SF, DF): Define to use
295 motorola_single_format and motorola_double_format, resp.
296 * real.c (motorola_single_format): Renamed from
297 coldfire_single_format.
298 (motorola_double_format): Renamed from coldfire_double_format.
299 (encode_ieee_extended): Generate a proper canonical NaN image
300 respecting canonical_nan_lsbs_set.
301 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
303 * real.h: Adjust declarations.
305 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
308 * config/sh/sh.md (symGOT_load): Don't schedule insns when
309 the symbol is generated with the stack protector.
311 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
313 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
314 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
316 * doc/extend.texi (interrupt): Mention m68k.
318 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
320 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
321 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
322 (ix86_expand_sse_pcmpestr): Do not check operands for
323 "register_operand", when insn operand predicate is "register_operand".
324 (ix86_expand_sse_pcmpistr): Ditto.
326 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
327 Uros Bizjak <ubizjak@gmail.com>
329 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
330 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
331 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
332 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
333 * config/i386/constraints.md ("z"): New register constraint
334 for members of SSE_FIRST_REG class.
335 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
336 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
338 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
339 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
340 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
341 (IX86_BUILTIN_PCMPESTRM128): Likewise.
342 (IX86_BUILTIN_PCMPESTRA128): Likewise.
343 (IX86_BUILTIN_PCMPESTRC128): Likewise.
344 (IX86_BUILTIN_PCMPESTRO128): Likewise.
345 (IX86_BUILTIN_PCMPESTRS128): Likewise.
346 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
347 (IX86_BUILTIN_PCMPISTRI128): Likewise.
348 (IX86_BUILTIN_PCMPISTRM128): Likewise.
349 (IX86_BUILTIN_PCMPISTRA128): Likewise.
350 (IX86_BUILTIN_PCMPISTRC128): Likewise.
351 (IX86_BUILTIN_PCMPISTRO128): Likewise.
352 (IX86_BUILTIN_PCMPISTRS128): Likewise.
353 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
354 (struct builtin_description): Change "flag" field to unsigned.
355 (bdesc_pcmpestr): New builtin description table.
356 (bdesc_pcmpistr): Likewise.
357 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
358 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
359 Initialize pcmp[ei]str[im] insns for SSE4.2.
360 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
361 (ix86_expand_sse_pcmpistr): Likewise.
362 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
363 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
364 (UNSPEC_PCMPISTR): Likewise.
365 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
366 (sse4_2_pcmpestri):New isns pattern.
367 (sse4_2_pcmpestrm): Likewise.
368 (sse4_2_pcmpestr_cconly): Likewise.
369 (sse4_2_pcmpistr): New insn patern and splitter.
370 (sse4_2_pcmpistri):New isns pattern.
371 (sse4_2_pcmpistrm): Likewise.
372 (sse4_2_pcmpistr_cconly): Likewise.
373 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
376 2007-06-01 David Daney <ddaney@avtrex.com>
378 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
379 LOADGP_ABSOLUTE and not binds_local_p.
381 2007-06-01 Geoffrey Keating <geoffk@apple.com>
383 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
385 2007-06-01 Ian Lance Taylor <iant@google.com>
387 * tree-vrp.c (compare_name_with_value): Always set
388 used_strict_overflow if we get a result from the variable itself.
390 2007-06-01 Ian Lance Taylor <iant@google.com>
392 PR rtl-optimization/31455
393 * lower-subreg.c (find_decomposable_subregs): Don't decompose
394 subregs which have a cast between modes which are not tieable.
396 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
398 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
399 breaks after return statements.
401 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
403 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
404 only after no_new_pseudos.
406 2007-05-31 Eric Christopher <echristo@apple.com>
408 * expr.c (convert_move): Assert that we don't have a BLKmode
410 (store_expr): Handle BLKmode moves by calling emit_block_move.
412 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
414 * c-typeck.c (build_indirect_ref): Include type in error message.
415 (build_binary_op): Pass types to binary_op_error.
416 * c-common.c (binary_op_error): Take two type arguments, print out
418 * c-common.h (binary_op_error): Update prototype.
420 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
422 * config/i386/i386.c: Correct coments on -mno-sse4.
424 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
426 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
427 (x86_64-*-*): Likewise.
428 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
429 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
430 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
431 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
432 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
433 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
434 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
435 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
436 (OPTION_MASK_ISA_SSE4): Likewise.
437 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
438 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
439 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
440 (override_options): Support SSE4.2.
441 (ix86_build_const_vector): Support SImode and DImode.
442 (ix86_build_signbit_mask): Likewise.
443 (ix86_expand_int_vcond): Support V2DImode.
444 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
445 (IX86_BUILTIN_CRC32HI): Likewise.
446 (IX86_BUILTIN_CRC32SI): Likewise.
447 (IX86_BUILTIN_CRC32DI): Likewise.
448 (IX86_BUILTIN_PCMPGTQ): Likewise.
449 (bdesc_crc32): Likewise.
450 (bdesc_sse_3arg): Likewise.
451 (ix86_expand_crc32): Likewise.
452 (ix86_init_mmx_sse_builtins): Support SSE4.2.
453 (ix86_expand_builtin): Likewise.
454 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
455 __SSE4_2__ for -msse4.2.
456 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
457 (CRC32MODE): Likewise.
458 (crc32modesuffix): Likewise.
459 (crc32modeconstraint): Likewise.
460 (sse4_2_crc32<mode>): Likewise.
461 (sse4_2_crc32di): Likewise.
462 * config/i386/i386.opt (msse4.2): New for SSE4.2.
464 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
465 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
466 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
467 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
468 (vcondu<mode>): Likewise.
469 * doc/extend.texi: Document SSE4.2 built-in functions.
470 * doc/invoke.texi: Document -msse4.2/-msse4.
472 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
474 PR tree-optimization/32160
475 * tree-predcom.c (predcom_tmp_var): New function. Mark created
476 variable as gimple reg.
477 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
479 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
481 * gcc.c (main): Don't consider linker options when issuing the
482 warning about a linker input file not being used.
484 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
486 * tree-vrp.c (compare_names): Initialize sop.
488 2007-05-30 Dirk Mueller <dmueller@suse.de>
490 * cgraphunit.c (cgraph_analyze_function): Remove
491 computation of inline parameters.
493 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
497 2007-05-30 Richard Sandiford <richard@codesourcery.com>
499 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
500 Add vx-common.h. Include vxworks.h between vx-common.h and
502 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
504 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
505 (TARGET_ASM_DESTRUCTOR): Likewise.
506 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
507 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
508 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
509 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
510 (VXWORKS_ENDIAN_SPEC): Define.
511 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
512 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
513 VXWORKS_* equivalents.
514 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
515 (ASM_FILE_START): Delete.
516 (TARGET_VERSION): Reformat.
517 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
518 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
519 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
520 (FPBIT, DPBIT): Define.
521 (fp-bit.c, dp-bit.c): New rules.
522 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
523 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
524 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
525 * config/arm/arm.h: Include vxworks-dummy.h.
526 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
527 Mark with ATTRIBUTE_UNUSED.
528 (arm_override_options): Do not allow VxWorks RTP PIC to be used
529 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
530 make it incompatible with -msingle-pic-base.
531 (arm_function_ok_for_sibcall): Return false for calls that might
532 go through a VxWorks PIC PLT entry.
533 (require_pic_register): New function, split out from...
534 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
536 (arm_load_pic_register): Handle the VxWorks RTP initialization
537 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
538 (arm_emit_call_insn): New function.
539 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
540 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
541 (pic_offset_arm): New pattern.
542 (call, call_value): Use arm_emit_call_insn.
543 (call_internal, call_value_internal): New expanders.
544 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
545 VxWorks unless __PIC__.
547 2007-05-30 Eric Christopher <echristo@gmail.com>
549 * genrecog.c: Include regs.h in generated file.
550 * genemit.c: Ditto. Fix up formatting.
551 * config/mn10300/constraints.md: New.
552 * config/mn10300/mn10300.md: Include.
553 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
554 Fix up for removed macro.
555 * config/mn10300/predicates.md (call_address_operand): Ditto.
556 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
557 (CONST_OK_FOR_I): Ditto.
558 (CONST_OK_FOR_J): Ditto.
559 (CONST_OK_FOR_K): Ditto.
560 (CONST_OK_FOR_L): Ditto.
561 (CONST_OK_FOR_M): Ditto.
562 (CONST_OK_FOR_N): Ditto.
563 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
567 (EXTRA_CONSTRAINT): Ditto.
569 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
573 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
574 OPTION_MASK_ISA_64BIT.
575 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
577 2007-05-30 Richard Guenther <rguenther@suse.de>
580 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
581 types for comparison.
582 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
583 with original typed arguments.
584 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
586 2007-05-30 Jakub Jelinek <jakub@redhat.com>
588 PR tree-optimization/31769
589 * except.c (duplicate_eh_regions): Clear prev_try if
590 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
592 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
594 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
595 * tree-ssa-sink.c (statement_sink_location): Return basic block and
596 bsi of the location where statements should be inserted.
597 (sink_code_in_bb): Take bsi from statement_sink_location.
598 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
599 instead of bsi_start.
600 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
602 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
603 (bsi_move_before): Document inconsistency with bsi_move_after.
604 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
606 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/i386.h (TARGET_ABM): New define.
609 (TARGET_POPCNT): Ditto.
610 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
611 New temporary defines to redefine from OPTION_ISA_* defines.
612 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
613 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
614 (ix86_isa_flags): New extern int declaration.
615 (TARGET_SUBTARGET_DEFAULT): New define.
616 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
617 (TARGET_SUBTARGET32_DEFAULT): Ditto.
618 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
619 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
620 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
621 * config/i386/darwin.h: Change TARGET_64BIT define to
624 * config/i386/i386.opt (m3dnowa): Define as undocumented option
625 using existing "ix86_isa_flags" varible.
626 (m32, m64): Use existing "ix86_isa_flags" variable.
627 (mmmx, m3dnow): Ditto.
628 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
629 (mabm): Define as non-negative option using "x86_abm" variable.
630 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
632 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
633 Rewrite feature test bitmap.
634 (ix86_isa_flags): New initialized global int varible.
635 (ix86_isa_flags_explicit): New static int variable.
636 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
637 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
638 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
639 target_flags_explicit.
640 (override_options): Remove "target_enable" and "target_disable" fields
641 from "struct ptt". Update processor_target_table accordingly. Remove
642 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
643 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
644 "target_flags" and "ix86_isa_flags_explicit" instead of
645 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
646 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
647 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
648 to true when either of PTA_POPCNT or PTA_ABM is set in
649 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
650 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
651 processor_alias_table flags entry. Remove handling of
652 "target_enable" and "target_disable" fields of processor_target_table.
653 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
654 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
655 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
656 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
657 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
659 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
661 2007-05-29 David Daney <ddaney@avtrex.com>
664 * config/mips/mips.c (mips_output_mi_thunk): Emit
665 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
667 2007-05-29 Hui-May Chang <hm.chang@apple.com>
668 * config/i386/i386.c (ix86_function_regparm): Added checking of
669 ix86_force_align_arg_pointer to determine the number of
672 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
674 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
675 (SET_DR_MISALIGNMENT): New.
676 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
677 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
678 Use SET_DR_MISALIGNMENT.
679 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
681 * tree-data-ref.c (create_data_ref, compute_all_dependences,
682 find_loop_nest): Export.
683 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
684 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
685 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
686 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
688 (struct mem_ref): Add field reuse_distance.
689 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
690 Initialize reuse_distance field.
691 (issue_prefetch_ref): Select temporality of prefetch according to
693 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
694 self_reuse_distance, determine_loop_nest_reuse): New functions.
695 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
696 (tree_ssa_prefetch_arrays): Dump L2 cache size.
697 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
700 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
702 * tree-ssa-alias.c: Add aliasing overview.
704 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
705 Danny Smith <dannysmith@users.sourceforge.net>
708 * config/i386/t-crtfm: Compile crtfastmath.o with
709 -minline-all-stringops.
710 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
711 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
713 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
715 * doc/md.texi: Document constraints on HP PA-RISC.
717 * pa/constraints.md: New file.
718 * pa.md: Include constraints.md.
719 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
720 (integer_store_memory_operand, ldil_cint_p): New functions.
721 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
722 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
723 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
724 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
725 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
727 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
730 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
731 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
732 case POSTDECREMENT_EXPR>): Return the error_mark_node
733 if either the real or imaginary parts would an
736 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
738 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
739 name when we remove it from a call.
741 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
743 * targhooks.c (default_narrow_bitfield): Remove.
744 * targhooks.h: Remove the prototype for
745 default_narrow_bitfield.
747 * langhooks-def.h: Remove the prototype for
748 hook_get_alias_set_0.
749 * langhooks.c (hook_get_alias_set_0): Remove.
751 * global.c (EXECUTE_IF_CONFLICT): Remove.
753 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
756 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
757 return true when truth_value_p is true and the type
760 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
762 * doc/install.texi (Prerequisites): We no longer require Autoconf
763 2.13 for the top-level.
765 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
767 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
768 memory access via x86_expand_vector_move_misalign() only for
769 TImode values on 32-bit targets.
771 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
773 * matrix-reorg.c: New file. Implement matrix flattening and
774 transposing optimization.
775 * tree-pass.h: Add matrix reorg pass.
776 * common.opt: Add fipa-mreorg flag.
777 * Makefile.in: Add matrix-reorg.c.
778 * passes.c: Add matrix reorg pass.
779 * varpool.c (add_new_static_var): New function.
780 * cgraph.h (add_new_static_var): Declare.
782 2007-05-27 Eric Christopher <echristo@apple.com>
784 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
785 sp_offset depending on stack size. Save r12 depending
786 on registers we're saving later.
787 (rs6000_emit_epilogue): Update sp_offset depending only
790 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
792 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
793 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
794 * ifcvt.c (if_convert): Ditto.
795 * tree-ssa-threadupdate.c (thread_block): Ditto.
796 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
797 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
798 verify_loop_closed_ssa): Check number_of_loops instead of
800 * predict.c (tree_estimate_probability): Ditto.
801 * tree-if-conv.c (main_tree_if_conversion): Ditto.
802 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
803 * modulo-sched.c (sms_schedule): Ditto.
804 * tree-scalar-evolution.c (scev_const_prop): Ditto.
805 (scev_finalize): Do not do anything if scev analysis was not
807 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
808 current_loops == NULL.
809 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
810 * loop-init.c (loop_optimizer_init): Do not free current_loops when
812 (loop_optimizer_finalize): Assert that loops were analyzed.
813 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
814 rtl_doloop): Check number_of_loops instead of current_loops.
815 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
816 current_loops == NULL.
817 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
818 gate_tree_vectorize tree_linear_transform, check_data_deps,
819 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
820 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
821 Check number_of_loops instead of current_loops.
822 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
823 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
824 free loops if available.
825 (execute_pre): Do not pass do_fre to fini_pre.
827 2007-05-27 Tobias Burnus <burnus@net-b.de>
830 * real.c (mpfr_from_real): Fix sign of -Inf.
832 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
834 * tree-vect-transform.c (vectorizable_conversion): Initialize
835 tree_code variables to ERROR_MARK.
836 (vectorizable_type_demotion): Likewise.
837 (vectorizable_type_promotion): Likewise.
839 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.md (movti): Handle push operands via
845 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
847 * basic-block.h: Remove the prototype for merge_seq_blocks.
848 * cfgcleanup.c (merge_seq_blocks): Remove.
850 * tree-flow.h: Remove the prototype for is_aliased_with.
851 * tree-ssa-alias.c (is_aliased_with): Remove.
853 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
855 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
857 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
859 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
860 ix86_expand_sse4_unpack if SSE4.1 is enabled.
861 (vec_unpacks_hi_v16qi): Likewise.
862 (vec_unpacku_lo_v16qi): Likewise.
863 (vec_unpacks_lo_v16qi): Likewise.
864 (vec_unpacku_hi_v8hi): Likewise.
865 (vec_unpacks_hi_v8hi): Likewise.
866 (vec_unpacku_lo_v8hi): Likewise.
867 (vec_unpacks_lo_v8hi): Likewise.
868 (vec_unpacku_hi_v4si): Likewise.
869 (vec_unpacks_hi_v4si): Likewise.
870 (vec_unpacku_lo_v4si): Likewise.
871 (vec_unpacks_lo_v4si): Likewise.
873 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
875 * c-typeck.c, config/arm/arm.c, config/darwin.c,
876 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
877 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
878 follow spelling conventions in various
879 warning/error/diagnostic messages.
881 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
882 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
883 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
884 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
885 tree-vrp.c: Fix comment typos. Follow spelling conventions.
886 * doc/tm.texi: Follow spelling conventions.
888 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
891 * tree-ssa-forwprop.c
892 (forward_propagate_addr_into_variable_array_index): Remove
893 the lhs argument. Use the type of def_rhs instead of lhs.
894 (forward_propagate_addr_expr_1): Update use of
895 forward_propagate_addr_into_variable_array_index.
897 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
898 Nigel Stephens <nigel@mips.com>
900 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
901 function attributes, "far" being an alias for "long_call".
902 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
903 (mips_near_type_p, mips_far_type_p): New.
904 (mips_comp_type_attributes): New function to check that attributes
905 attached to a function type are compatible.
906 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
907 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
908 to the target function of the thunk.
909 (mips_encode_section_info): Check for "near" and "far" function
910 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
912 * config/mips/predicates.md (const_call_insn_operand): Test only
913 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
915 * doc/extend.texi (Function Attributes): Document MIPS "near" and
918 * testsuite/gcc.target/mips/near-far-1.c: New test case.
919 * testsuite/gcc.target/mips/near-far-2.c: New test case.
920 * testsuite/gcc.target/mips/near-far-3.c: New test case.
921 * testsuite/gcc.target/mips/near-far-4.c: New test case.
923 2007-05-25 Eric Christopher <echristo@apple.com>
925 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
926 to x86-darwin configurations.
927 * config/i386/t-darwin: Add softfp support.
928 * config/i386/t-darwin64: Ditto.
929 * config/i386/sfp-machine.h: If mach then don't use
930 aliasing, emit a stub to call.
932 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
934 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
935 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
936 tree-predcom.c, tree-ssa-alias-warnings.c,
937 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
938 comment typos. Follow spelling conventions.
939 * doc/cpp.texi, doc/invoke.texi: Fix typos.
941 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
944 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
945 constants into memory. Expand unaligned memory references for
946 SSE modes via x86_expand_vector_move_misalign() function.
948 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
950 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
951 "memory" attribute for "sseishft" type insn without operands[2].
953 2007-05-25 Dirk Mueller <dmueller@suse.de>
954 Marcus Meissner <meissner@suse.de>
956 * doc/extend.texi (alloc_size): New attribute.
957 * c-common.c (handle_alloc_size_attribute): New.
958 * tree-object-size.c (alloc_object_size): Use alloc_size
959 attribute, if available.
961 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
963 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
965 (__builtin_ia32_vec_ext_v2di): Likewise.
966 (__builtin_ia32_vec_ext_v4si): Likewise.
967 (__builtin_ia32_vec_ext_v8hi): Likewise.
968 (__builtin_ia32_vec_ext_v16qi): Likewise.
969 (__builtin_ia32_vec_set_v8hi): Likewise.
971 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
973 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
975 2007-05-25 Richard Sandiford <richard@codesourcery.com>
977 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
978 (arm_is_longcall_p): Rename to...
979 (arm_is_long_call_p): ...this. Take a single tree argument and
981 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
982 (CUMULATIVE_ARGS): Remove call_cookie.
983 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
984 (ENCODED_LONG_CALL_ATTR_P): Delete.
985 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
986 LONG_CALL_FLAG_CHAR cases.
987 (ARM_DECLARE_FUNCTION_SIZE): Delete.
988 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
989 ARM_DECLARE_FUNCTION_SIZE.
990 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
991 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
992 (arm_encode_call_attribute, current_file_function_operand): Delete.
993 (arm_function_in_section_p): New function.
994 (arm_is_longcall_p): Rename to...
995 (arm_is_long_call_p): ...this. Take the target function as a single
996 argument and return a bool. Do not rely on call cookies. Check
997 whether the target symbol is in the same section as the current
998 function, not just the same compilation unit.
999 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1000 (arm_encode_section_info): Don't encode a call type.
1001 * config/arm/arm.md (call, call_value): Update calls to
1002 arm_is_long(_)call_p. Simplify logic.
1003 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1004 Update calls to arm_is_long(_)call_p.
1006 2007-05-25 Richard Guenther <rguenther@suse.de>
1008 PR tree-optimization/31982
1009 * tree-ssa-forwprop.c
1010 (forward_propagate_addr_into_variable_array_index): Handle arrays
1011 with element size one.
1013 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1015 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1016 (umulsi3_highpart): Likewise.
1018 2007-05-24 Ian Lance Taylor <iant@google.com>
1020 PR rtl-optimization/32069
1021 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1024 2007-05-24 Ollie Wild <aaw@google.com>
1026 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1029 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1031 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1032 (oprs_unchanged_p): Use it to check all registers in a REG.
1033 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1034 (reg_set_between_after_reload_p): Delete.
1035 (reg_used_between_after_reload_p): Likewise.
1036 (reg_set_or_used_since_bb_start): Likewise.
1037 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1038 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1039 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1040 * rtlanal.c (reg_set_p): Check whether REG overlaps
1041 regs_invalidated_by_call, rather than just checking the
1042 membership of REGNO (REG).
1044 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1046 * doc/passes.texi: Document predictive commoning.
1047 * doc/invoke.texi (-fpredictive-commoning): Document.
1048 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1049 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1050 adding indices to the generated name.
1051 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1052 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1053 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1054 (op_symbol_code): ... and exported.
1055 (dump_omp_clause, op_symbol): Use op_symbol_code
1056 instead of op_symbol_1.
1057 * tree-pass.h (pass_predcom): Declare.
1058 * timevar.def (TV_PREDCOM): New timevar.
1059 * tree-ssa-loop.c (run_tree_predictive_commoning,
1060 gate_tree_predictive_commoning, pass_predcom): New.
1061 * tree-data-ref.c (find_data_references_in_loop): Find the
1062 references in dominance order.
1063 (canonicalize_base_object_address): Ensure that the result has
1065 (dr_analyze_innermost): Export.
1066 (create_data_ref): Code to fail for references with invariant
1068 (find_data_references_in_stmt): ... here.
1069 * tree-data-ref.h (dr_analyze_innermost): Declare.
1070 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1071 (aff_combination_find_elt, name_expansion_hash,
1072 name_expansion_eq, tree_to_aff_combination_expand,
1073 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1075 * tree-affine.h (aff_combination_constant_multiple_p,
1076 tree_to_aff_combination_expand): Declare.
1077 * tree-predcom.c: New file.
1078 * common.opt (fpredictive-commoning): New option.
1079 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1080 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1081 * Makefile.in (tree-predcom.o): Add.
1082 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1083 * passes.c (init_optimization_passes): Add dceloop after
1084 copy propagation in loop optimizer. Add predictive commoning
1085 to loop optimizer passes.
1087 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1089 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1092 2007-05-24 Jan Hubicka <jh@suse.cz>
1094 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1096 (genheader): Include statistics.h.
1098 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1100 * print-rtl.c (flag_dump_unnumbered): Update comments.
1101 (print_rtl): Fix my previous change.
1102 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1105 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1108 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1110 (thread_through_all_blocks): Call initialize_original_copy_tables
1111 and free_original_copy_tables.
1112 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1114 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1115 * cfghooks.c (duplicate_block): Use get_loop_copy.
1116 * cfg.c: Include cfgloop.h.
1117 (loop_copy): New hash table.
1118 (initialize_original_copy_tables): Initialize loop_copy table.
1119 (free_original_copy_tables): Free loop_copy table.
1120 (copy_original_table_clear, copy_original_table_set,
1121 set_loop_copy, get_loop_copy): New functions.
1122 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1123 * cfgloop.h (struct loop): Remove copy field.
1124 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1125 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1127 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1129 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1130 -msse/-msse2/-msse3.
1132 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1134 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1135 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1137 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1140 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1141 * targhooks.h (default_mangle_decl_assembler_name): Declare
1143 * targhooks.c (default_mangle_decl_assembler_name): Define
1145 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1147 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1148 * langhooks.c (lhd_set_decl_assembler_name): Call
1149 targetm.mangle_decl_assembler_name for names with global scope.
1151 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
1153 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
1154 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
1156 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1157 New. Factored out of i386_pe_encode_section_info.
1158 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
1159 Move check for prior decoration of stdcall
1160 symbols to i386_pe_encode_section_info.
1161 (i386_pe_encode_section_info): Adjust call to
1162 gen_stdcall_or_fastcall_suffix. Use
1163 i386_pe_maybe_mangle_decl_assembler_name, if needed.
1164 (i386_pe_mangle_decl_assembler_name): New. Wrap
1165 i386_pe_maybe_mangle_decl_assembler_name.
1167 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1169 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
1170 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
1171 * langhooks.c (get_signed_or_unsigned_type): Don't check for
1172 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
1173 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
1176 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
1177 Nigel Stephens <nigel@mips.com>
1178 Richard Sandiford <richard@codesourcery.com>
1180 Fix up MIPS16 hard float and add support for complex.
1182 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
1183 (TARGET_SOFT_FLOAT_ABI): New.
1184 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
1185 __mips_soft_float to reflect the ABI in use, not whether the
1186 FPU is directly accessible (e.g., in MIPS16 mode).
1187 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
1188 (UNITS_PER_FPVALUE): Likewise.
1190 * config/mips/mips.c (mips_expand_call): Remove redundant
1191 TARGET_MIPS16 check.
1192 (mips_arg_regno): New.
1193 (function_arg_advance): When setting bits in cum->fp_code for
1194 MIPS16, don't subtract 1 from cum->arg_number, since it is now
1196 (function_arg): Use mips_arg_regno.
1197 (mips_return_mode_in_fpr_p): New.
1198 (mips16_call_stub_mode_suffix): New.
1199 (mips16_cfun_returns_in_fpr_p): New.
1200 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
1201 (mips_output_function_prologue): Test mips16_hard_float, not
1202 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
1203 (mips_expand_epilogue): Call MIPS16 helper routines to copy
1204 return value into a floating-point register.
1205 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
1206 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
1207 (mips16_fp_args): Handle MIPS32r2 ISA which supports
1208 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
1209 word of double arguments from or to the high bits of 64-bit
1210 floating point registers.
1211 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
1212 (mips16_fpret_double): New helper function.
1213 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
1214 support for complex modes. Fill in DECL_RESULT for stubdecl.
1215 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
1217 * config/mips/mips16.S
1218 (RET, ARG1, ARG2): New.
1219 (MERGE_GPRf, MERGE_GPRt): New.
1220 (DELAYt, DELAYf): New.
1221 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
1222 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
1223 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
1224 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
1225 (SFOP): Renamed to...
1226 (OPSF3): This, and macro-ified. Updated all uses.
1227 (SFOP2): Renamed to...
1228 (OPSF2): This, and macro-ified. Updated all uses.
1229 (SFCMP): Renamed to...
1230 (CMPSF): This, and macro-ified. Updated all uses.
1231 (SFREVCMP): Renamed to...
1232 (REVCMPSF): This, and macro-ified. Updated all uses.
1233 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
1234 (LDDBL1, LDDBL2, RETDBL): Deleted.
1235 (DFOP): Renamed to...
1236 (OPDF3): This, and macro-ified. Updated all uses.
1237 (DFOP2): Renamed to...
1238 (OPDF2): This, and macro-ified. Updated all uses.
1239 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1240 (DFCMP): Renamed to...
1241 (CMPDF): This, and macro-ified. Updated all uses.
1242 (DFREVCMP): Renamed to...
1243 (REVCMPDF): This, and macro-ified. Updated all uses.
1244 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1245 (RET_FUNCTION): New.
1246 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1247 (__mips16_ret_sc, __mips16_ret_dc): New.
1248 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1249 STUB_ARGS_6, STUB_ARGS_10): New.
1250 (CALL_STUB_NO_RET): New.
1251 (__mips16_call_stub_1): Macro-ified.
1252 (__mips16_call_stub_5): Macro-ified.
1253 (__mips16_call_stub_2): Macro-ified.
1254 (__mips16_call_stub_6): Macro-ified.
1255 (__mips16_call_stub_9): Macro-ified.
1256 (__mips16_call_stub_10): Macro-ified.
1257 (CALL_STUB_RET): New.
1258 (__mips16_call_stub_sf_0): Macro-ified.
1259 (__mips16_call_stub_sf_1): Macro-ified.
1260 (__mips16_call_stub_sf_5): Macro-ified.
1261 (__mips16_call_stub_sf_2): Macro-ified.
1262 (__mips16_call_stub_sf_6): Macro-ified.
1263 (__mips16_call_stub_sf_9): Macro-ified.
1264 (__mips16_call_stub_sf_10): Macro-ified.
1265 (__mips16_call_stub_df_0): Macro-ified.
1266 (__mips16_call_stub_df_1): Macro-ified.
1267 (__mips16_call_stub_df_5): Macro-ified.
1268 (__mips16_call_stub_df_2): Macro-ified.
1269 (__mips16_call_stub_df_6): Macro-ified.
1270 (__mips16_call_stub_df_9): Macro-ified.
1271 (__mips16_call_stub_df_10): Macro-ified.
1272 (__mips16_call_stub_sc_0): New.
1273 (__mips16_call_stub_sc_1): New.
1274 (__mips16_call_stub_sc_5): New.
1275 (__mips16_call_stub_sc_2): New.
1276 (__mips16_call_stub_sc_6): New.
1277 (__mips16_call_stub_sc_9): New.
1278 (__mips16_call_stub_sc_10): New.
1279 (__mips16_call_stub_dc_0): New.
1280 (__mips16_call_stub_dc_1): New.
1281 (__mips16_call_stub_dc_5): New.
1282 (__mips16_call_stub_dc_2): New.
1283 (__mips16_call_stub_dc_6): New.
1284 (__mips16_call_stub_dc_9): New.
1285 (__mips16_call_stub_dc_10): New.
1287 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1288 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1289 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1291 2007-05-23 Ian Lance Taylor <iant@google.com>
1293 * doc/invoke.texi (Invoking GCC): Document that the order of the
1296 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1299 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1300 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1301 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1305 * config/score/score.c (score_print_operand): Make sure that only
1306 lower bits are used.
1308 2007-05-22 Ian Lance Taylor <iant@google.com>
1310 * tree-vrp.c (avoid_overflow_infinity): New static function,
1311 broken out of set_value_range_to_value.
1312 (set_value_range_to_value): Call avoid_overflow_infinity.
1313 (extract_range_from_assert): Likewise.
1315 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1318 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1319 change the type before looking for a COMPOUND_EXPR.
1321 2007-05-22 Ian Lance Taylor <iant@google.com>
1323 * lower-subreg.c (decompose_multiword_subregs): If we change an
1324 insn, call remove_retval_note on it.
1326 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1328 * regs.h (end_hard_regno): New function.
1329 (END_HARD_REGNO, END_REGNO): New macros.
1330 (add_to_hard_reg_set): New function.
1331 (remove_from_hard_reg_set): Likewise.
1332 (in_hard_reg_set_p): Likewise.
1333 (overlaps_hard_reg_set_p): Likewise.
1334 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1335 (note_btr_set): Use END_HARD_REGNO.
1336 * caller-save.c (setup_save_areas): Use end_hard_regno.
1337 (mark_set_regs): Use END_HARD_REGNO.
1338 (add_stored_regs): Use end_hard_regno.
1339 (mark_referenced_regs): Use add_to_hard_reg_set.
1340 * combine.c (update_table_tick): Use END_REGNO.
1341 (record_value_for_reg): Likewise.
1342 (record_dead_and_set_regs): Likewise.
1343 (get_last_value_validate): Likewise.
1344 (use_crosses_set_p): Likewise.
1345 (reg_dead_at_p_1): Likewise.
1346 (reg_dead_at_p): Likewise.
1347 (mark_used_regs_combine): Use add_to_hard_reg_set.
1348 (move_deaths): Use END_HARD_REGNO.
1349 (reg_bitfield_target_p): Use end_hard_regno.
1350 (distribute_notes): Use END_HARD_REGNO.
1351 * cse.c (mention_regs): Use END_REGNO.
1352 (insert): Use add_to_hard_reg_set.
1353 (invalidate): Use END_HARD_REGNO.
1354 (invalidate_for_call): Likewise.
1355 (exp_equiv_p): Use END_REGNO.
1356 (cse_insn): Likewise.
1357 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1358 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1359 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1360 * function.c (keep_stack_depressed): Use end_hard_regno.
1361 * global.c (global_alloc): Use end_hard_regno.
1362 (global_conflicts): Use add_to_hard_reg_set instead of
1364 (find_reg): Likewise.
1365 (mark_reg_store): Likewise.
1366 (mark_reg_conflicts): Likewise.
1367 (mark_reg_death): Use remove_from_hard_reg_set.
1368 (mark_reg_live_nc): Delete.
1369 (set_preference): Use end_hard_regno.
1370 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1371 remove_from_hard_reg_set.
1372 (post_mark_life): Use add_to_hard_reg_set.
1373 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1374 (reg_becomes_live): Use add_to_hard_reg_set.
1375 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1376 (peep2_find_free_register): Use add_to_hard_reg_set.
1377 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1378 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1379 * regrename.c (note_sets): Use add_to_hard_reg_set.
1380 (clear_dead_regs): Use remove_from_hard_reg_set.
1381 (regrename_optimize): Use add_to_hard_reg_set.
1382 (find_oldest_value_reg): Use in_hard_reg_set_p.
1383 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1384 (hard_reg_set_here_p): Use end_hard_regno.
1385 (decompose): Likewise.
1386 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1387 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1388 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1389 (mark_home_live): Use end_hard_regno.
1390 (spill_hard_reg): Likewise.
1391 (clear_reload_reg_in_use): Likewise.
1392 * reorg.c (delete_prior_computation): Use END_REGNO.
1393 * resource.c (update_live_status): Use END_HARD_REGNO.
1394 (mark_referenced_resources): Use add_to_hard_reg_set.
1395 (mark_set_resources): Likewise.
1396 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1397 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1398 (reg_overlap_mentioned_p): Likewise.
1399 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1400 (covers_regno_no_parallel_p): Use END_REGNO.
1401 (find_regno_note): Likewise.
1402 (find_reg_fusage): Use END_HARD_REGNO.
1403 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1404 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1406 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1408 * mode-switching.c (reg_dies): Change type of second argument to
1410 (optimize_mode_switching): Update accordingly.
1412 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1414 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1416 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1417 (hard_reg_set_empty_p): ...these new functions.
1418 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1419 GO_IF_HARD_REG_SUBSET.
1420 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1421 instead of GO_IF_HARD_REG_EQUAL.
1422 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1423 instead of GO_IF_HARD_REG_EQUAL.
1424 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1425 GO_IF_HARD_REG_SUBSET.
1426 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1427 GO_IF_HARD_REG_EQUAL.
1428 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1429 of GO_IF_HARD_REG_SUBSET.
1430 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1431 instead of GO_IF_HARD_REG_EQUAL.
1432 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1433 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1434 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1435 of GO_IF_HARD_REG_SUBSET,
1436 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1437 GO_IF_HARD_REG_SUBSET.
1438 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1439 instead of GO_IF_HARD_REG_EQUAL.
1440 * config/sh/sh.c (push_regs, calc_live_regs): Use
1441 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1442 (hard_regs_intersect_p): Delete.
1444 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1446 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1448 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1449 Richard Henderson <rth@redhat.com>
1451 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1453 (x86_64-*-*): Likewise.
1455 * i386/i386-modes.def (V2QI): New.
1457 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1459 (override_options): Support SSE4.1.
1460 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1461 (IX86_BUILTIN_BLENDPS): Likewise.
1462 (IX86_BUILTIN_BLENDVPD): Likewise.
1463 (IX86_BUILTIN_BLENDVPS): Likewise.
1464 (IX86_BUILTIN_PBLENDVB128): Likewise.
1465 (IX86_BUILTIN_PBLENDW128): Likewise.
1466 (IX86_BUILTIN_DPPD): Likewise.
1467 (IX86_BUILTIN_DPPS): Likewise.
1468 (IX86_BUILTIN_INSERTPS128): Likewise.
1469 (IX86_BUILTIN_MOVNTDQA): Likewise.
1470 (IX86_BUILTIN_MPSADBW128): Likewise.
1471 (IX86_BUILTIN_PACKUSDW128): Likewise.
1472 (IX86_BUILTIN_PCMPEQQ): Likewise.
1473 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1474 (IX86_BUILTIN_PMAXSB128): Likewise.
1475 (IX86_BUILTIN_PMAXSD128): Likewise.
1476 (IX86_BUILTIN_PMAXUD128): Likewise.
1477 (IX86_BUILTIN_PMAXUW128): Likewise.
1478 (IX86_BUILTIN_PMINSB128): Likewise.
1479 (IX86_BUILTIN_PMINSD128): Likewise.
1480 (IX86_BUILTIN_PMINUD128): Likewise.
1481 (IX86_BUILTIN_PMINUW128): Likewise.
1482 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1483 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1484 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1485 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1486 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1487 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1488 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1489 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1490 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1491 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1492 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1493 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1494 (IX86_BUILTIN_PMULDQ128): Likewise.
1495 (IX86_BUILTIN_PMULLD128): Likewise.
1496 (IX86_BUILTIN_ROUNDPD): Likewise.
1497 (IX86_BUILTIN_ROUNDPS): Likewise.
1498 (IX86_BUILTIN_ROUNDSD): Likewise.
1499 (IX86_BUILTIN_ROUNDSS): Likewise.
1500 (IX86_BUILTIN_PTESTZ): Likewise.
1501 (IX86_BUILTIN_PTESTC): Likewise.
1502 (IX86_BUILTIN_PTESTNZC): Likewise.
1503 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1504 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1505 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1506 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1507 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1509 (bdesc_sse_3arg): Likewise.
1510 (bdesc_2arg): Likewise.
1511 (bdesc_1arg): Likewise.
1512 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1514 (ix86_expand_sse_4_operands_builtin): New.
1515 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1516 smaller than 8 bits as the 2nd arg.
1517 (ix86_expand_sse_ptest): New.
1518 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1519 (ix86_expand_vector_set): Support SSE4.1.
1520 (ix86_expand_vector_extract): Likewise.
1522 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1523 __SSE4_1__ for -msse4.1.
1525 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1526 (UNSPEC_INSERTPS): Likewise.
1527 (UNSPEC_DP): Likewise.
1528 (UNSPEC_MOVNTDQA): Likewise.
1529 (UNSPEC_MPSADBW): Likewise.
1530 (UNSPEC_PHMINPOSUW): Likewise.
1531 (UNSPEC_PTEST): Likewise.
1532 (UNSPEC_ROUNDP): Likewise.
1533 (UNSPEC_ROUNDS): Likewise.
1535 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1537 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1538 (const_pow2_1_to_32768_operand): Likewise.
1540 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1543 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1545 (sse4_1_insertps): Likewise.
1546 (*sse4_1_extractps): Likewise.
1547 (sse4_1_ptest): Likewise.
1548 (sse4_1_mulv2siv2di3): Likewise.
1549 (*sse4_1_mulv4si3): Likewise.
1550 (*sse4_1_smax<mode>3): Likewise.
1551 (*sse4_1_umax<mode>3): Likewise.
1552 (*sse4_1_smin<mode>3): Likewise.
1553 (*sse4_1_umin<mode>3): Likewise.
1554 (sse4_1_eqv2di3): Likewise.
1555 (*sse4_1_pinsrb): Likewise.
1556 (*sse4_1_pinsrd): Likewise.
1557 (*sse4_1_pinsrq): Likewise.
1558 (*sse4_1_pextrb): Likewise.
1559 (*sse4_1_pextrb_memory): Likewise.
1560 (*sse4_1_pextrw_memory): Likewise.
1561 (*sse4_1_pextrq): Likewise.
1562 (sse4_1_blendpd): Likewise.
1563 (sse4_1_blendps): Likewise.
1564 (sse4_1_blendvpd): Likewise.
1565 (sse4_1_blendvps): Likewise.
1566 (sse4_1_dppd): Likewise.
1567 (sse4_1_dpps): Likewise.
1568 (sse4_1_movntdqa): Likewise.
1569 (sse4_1_mpsadbw): Likewise.
1570 (sse4_1_packusdw): Likewise.
1571 (sse4_1_pblendvb): Likewise.
1572 (sse4_1_pblendw): Likewise.
1573 (sse4_1_phminposuw): Likewise.
1574 (sse4_1_extendv8qiv8hi2): Likewise.
1575 (*sse4_1_extendv8qiv8hi2): Likewise.
1576 (sse4_1_extendv4qiv4si2): Likewise.
1577 (*sse4_1_extendv4qiv4si2): Likewise.
1578 (sse4_1_extendv2qiv2di2): Likewise.
1579 (*sse4_1_extendv2qiv2di2): Likewise.
1580 (sse4_1_extendv4hiv4si2): Likewise.
1581 (*sse4_1_extendv4hiv4si2): Likewise.
1582 (sse4_1_extendv2hiv2di2): Likewise.
1583 (*sse4_1_extendv2hiv2di2): Likewise.
1584 (sse4_1_extendv2siv2di2): Likewise.
1585 (*sse4_1_extendv2siv2di2): Likewise.
1586 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1587 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1588 (sse4_1_zero_extendv4qiv4si2): Likewise.
1589 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1590 (sse4_1_zero_extendv2qiv2di2): Likewise.
1591 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1592 (sse4_1_zero_extendv4hiv4si2): Likewise.
1593 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1594 (sse4_1_zero_extendv2hiv2di2): Likewise.
1595 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1596 (sse4_1_zero_extendv2siv2di2): Likewise.
1597 (*sse4_1_zero_extendv2siv2di2): Likewise.
1598 (sse4_1_roundpd): Likewise.
1599 (sse4_1_roundps): Likewise.
1600 (sse4_1_roundsd): Likewise.
1601 (sse4_1_roundss): Likewise.
1602 (mulv4si3): Don't expand for SSE4.1.
1603 (smax<mode>3): Likewise.
1604 (umaxv4si3): Likewise.
1605 (uminv16qi3): Likewise.
1606 (umin<mode>3): Likewise.
1607 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1609 * doc/extend.texi: Document SSE4.1 built-in functions.
1611 * doc/invoke.texi: Document -msse4.1.
1613 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1615 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1616 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1617 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1618 (ASM_SPEC): Add asm_pcrel_spec.
1619 (EXTRA_SPECS): Add asm_pcrel_spec.
1621 2007-05-21 David Daney <ddaney@avtrex.com>
1623 * doc/install.texi (Building a cross compiler): Add requirements
1624 for Java cross compiler.
1626 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1629 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1630 Add loopno argument. Use evolution_function_is_invariant_rec_p
1631 instead of evolution_function_is_constant_p.
1632 Update calls to evolution_function_is_affine_multivariate_p.
1633 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1634 Add loopno argument.
1635 * tree-scalar-evolution.c (gather_chrec_stats): Call
1636 evolution_function_is_affine_multivariate_p with a loop
1638 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1639 (analyze_overlapping_iterations): Likewise.
1640 (access_functions_are_affine_or_constant_p): Likewise.
1641 (build_classic_dist_vector_1): If the access functions
1642 are equal, don't do anything.
1644 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1645 Paolo Carlini <pcarlini@suse.de>
1646 Uros Bizjak <ubizjak@gmail.com>
1648 * c-cppbuiltin.c (c_cpp_builtins): Define
1649 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1650 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1651 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1652 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1654 2007-05-21 Mike Stump <mrs@apple.com>
1656 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1658 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1660 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1662 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1663 implementation if __OPTIMIZE__ is not defined.
1664 (_mm_alignr_pi8): Ditto.
1665 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1666 (_mm_inserti_si64): Ditto.
1667 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1668 (_mm_slli_epi16): Ditto.
1669 (_mm_slli_epi32): Ditto.
1670 (_mm_slli_epi64): Ditto.
1671 (_mm_srai_epi16): Ditto.
1672 (_mm_srai_epi32): Ditto.
1673 (_mm_srli_si128): Ditto.
1674 (_mm_slli_si128): Ditto.
1675 (_mm_srli_epi16): Ditto.
1676 (_mm_srli_epi32): Ditto.
1677 (_mm_srli_epi64): Ditto.
1678 (_mm_extract_epi16): Ditto.
1679 (_mm_insert_epi16): Ditto.
1680 (_mm_shufflehi_epi16): Ditto.
1681 (_mm_shufflelo_epi16): Ditto.
1682 (_mm_shuffle_epi32): Ditto.
1683 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1685 (_mm_insert_pi16): Ditto.
1687 (_mm_shuffle_pi16): Ditto.
1689 (_mm_shufle_ps): Ditto.
1690 (_mm_prefetch): Ditto.
1692 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1694 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1695 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1696 * real.c (encode_i370_single, decode_i370_single,
1697 encode_i370_double, decode_i370_double): Functions removed.
1698 (i370_single_format, i370_double_format): Initializations removed.
1699 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1700 Consider the log2_b field to always be one.
1701 (ieee_single_format, mips_single_format, coldfire_single_format,
1702 ieee_double_format, mips_double_format, coldfire_double_format,
1703 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1704 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1705 ibm_extended_format, mips_extended_format, ieee_quad_format,
1706 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1707 decimal_single_format, decimal_double_format, decimal_quad_format,
1708 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1709 initialization of log2_b.
1710 * real.h (i370_single_format, i370_double_format): Declarations removed.
1711 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1712 field to always be one.
1714 2007-05-21 Andreas Schwab <schwab@suse.de>
1716 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1717 NOTE_INSN_BASIC_BLOCK_P.
1718 (process_for_unwind_directive): Likewise.
1720 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1722 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1723 * function.h (struct function): Move va_list_gpr_size,
1724 va_list_fpr_size, function_frequency to front of bitfields. Add
1726 (current_function_calls_unwind_init): New.
1727 * except.c (expand_builtin_unwind_init): Set
1728 current_function_calls_unwind_init not
1729 current_function_has_nonlocal_label.
1730 * reload1.c (has_nonexceptional_receiver): New.
1731 (reload): Use it and current_function_calls_unwind_init to
1732 determine whether call-saved regs must be saved.
1734 2007-05-20 Jan Hubicka <jh@suse.cz>
1736 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1737 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1738 * ddg.c (create_ddg): LIkewise.
1739 * final.c (final): Remove hunk moving line numbernotes around since
1740 they are no longer present at this stage.
1741 (final_scan_insn): Use NOTE_KIND instead of
1742 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1743 (output_asm_label): Likewise.
1744 * reorg.c (dbr_schedule): Likewise.
1745 * haifa-sched.c (unlink_other_notes): Likewise.
1746 * mode-switching.c (optimize_mode_switching): Likewise.
1747 * graph.c (start_bb): Likewise.
1748 * rtl.def (NOTE): Update description.
1749 * jump.c (squeeze_notes): Delete.
1750 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1751 NOTE_INSN_BASIC_BLOCK_P when possible.
1752 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1753 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1754 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1755 (dwarf2out_var_location): Likewise.
1756 * cfgbuild.c (make_edges): Likewise.
1757 (find_basic_blocks_1): Likewise.
1758 * function.c (reorder_blocks_1): Likewise.
1759 (epilogue_done): Likewise.
1760 (reposition_prologue_and_epilogue_notes): Likewise.
1761 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1763 (print_rtl): Likewise.
1764 (print_rtl_single): Likewise.
1765 * gcse.c (insert_insn_start_bb): Likewise.
1766 * alias.c (init_alias_analysis): Likewise.
1767 * calls.c (fixup_tail_calls): Likewise.
1768 * except.c (sjlj_emit_function_enter): Likewise.
1769 * emit-rtl.c (add_insn_after): Likeiwse.
1770 (emit_label_before): Likewise.
1771 (emit_label_after): Likewise.
1772 (emit_note_before, emit_note_after, emit_note): Update
1773 parameter to be enum insn_note; do not deal with source
1775 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1776 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1778 (merge_blocks_move_successor_nojumps): Simplify now when
1779 we don't have BLOCK notes.
1780 (try_optimize_cfg): Likewise.
1781 * cfglayout.c (skip_insns_after_block): Likewise.
1782 (record_effective_endpoints): Likewise.
1783 (duplicate_insn_chain): Likewise.
1784 * varasm.c (output_constant_pool_1): Likewise.
1785 * sched-deps.c (sched_analyze): Likewise.
1786 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1788 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1789 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1790 (SET_INSN_DELETED): Simplify.
1791 (NOTE_LINE_NUMBER): Exterminate.
1792 (NOTE_LINE_KIND): New.
1793 (NOTE_INSN_BASIC_BLOCK_P): Update.
1794 (enum insn_note): Simplify.
1795 (GET_NOTE_INSN_NAME) Simplify.
1796 (emit_note_before, emit_note_after, emit_note): Update prototype.
1797 (squeeze_notes): Remove.
1798 * sched-int.h (NOTE_NOT_BB_P): Update.
1799 * resource.c (mark_target_live_regs): Update.
1800 * sched-rgn.c (debug_dependencies): Update.
1801 * sched-vis.c (print_insn): Update.
1802 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1803 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1804 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1805 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1806 (split_branches): Update.
1807 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1809 (sh_adjust_unroll_max): Exterminate.
1810 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1811 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1812 (m68hc11_reorg): Likewise.
1813 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1814 (emit_predicate_relation_info): Update.
1815 (process_for_unwind_directive): Update.
1816 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1817 (output_call): Update.
1818 * config/pa/pa.c (output_lbranch): Update.
1819 (output_millicode_call): Update.
1820 (output_call): Update.
1821 (pa_combine_instructions): Update.
1822 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1823 * config/bfin/bfin.c (gen_one_bundle): Update.
1824 * cfgrtl.c (can_delete_note_p): Update.
1825 (delete_insn): Update.
1826 (rtl_merge_blocks): Update.
1827 (commit_one_edge_insertion): Update.
1828 (rtl_verify_flow_info): Update.
1829 * stmt.c (expand_case): Do not call squeeze_notes.
1831 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1838 * c.opt (Wtype-limits): New.
1839 * doc/invoke.texi (Wtype-limits): Document it.
1840 (Wextra): Enabled by -Wextra.
1841 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1842 * c-common.c (shorten_compare): Warn with Wtype-limits.
1844 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1846 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1847 inlined function, not as a macro.
1848 (_mm_alignr_pi8): Ditto.
1849 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1850 (_mm_inserti_si64): Ditto.
1851 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1852 (_mm_extract_epi16): Ditto.
1853 (_mm_insert_epi16): Ditto.
1854 (_mm_shufflehi_epi16): Ditto.
1855 (_mm_shufflelo_epi16): Ditto.
1856 (_mm_shuffle_epi32): Ditto.
1857 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1858 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1860 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1862 (_m_to_float): Use C89 compatible assignment.
1864 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1867 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1869 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1872 * doc/invoke.texi (Wreturn-type): Complete description.
1873 (Wextra): Delete item about return-type warning.
1874 * c-decl.c: Delete redundant Wextra warning.
1876 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1879 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1880 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1881 inlined function, not as a macro.
1882 (_mm_prefetch): Ditto.
1884 (_mm_insert_pi16): Ditto.
1886 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1887 (_m_pshufw): Ditto. Add const to __N argument.
1888 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1889 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1890 (_mm_slli_epi32): Ditto.
1891 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1892 Add __inline to function declaration.
1893 (_mm_slli_si128): Ditto.
1895 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1897 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1898 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1900 (struct fenv): New structure.
1901 (FP_HANDLE_EXCEPTIONS): New define.
1902 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1903 (_FP_DECL_EXP): New define.
1904 (FP_INIT_ROUNDMODE): New define.
1905 (FP_ROUNDMODE): New define.
1907 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1909 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1910 (Wconversion): Update description.
1911 (Wconversion-sign): New.
1912 * c.opt (Wconversion-sign): New.
1913 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1914 means disabled for C++. Otherwise, take the status of Wconversion.
1915 * c-common.c (conversion_warning): Warn with either Wconversion or
1917 (warnings_for_convert_and_check): Conditions are already checked by
1919 (convert_and_check): Don't check warnings if the conversion failed.
1921 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1922 Anatoly Sokolov <aesok@dol.ru>
1924 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1925 avr_epilogue_uses) : Add declaration.
1926 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1927 * config/avr/constraints.md (R): New constraint.
1928 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1929 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1930 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1931 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1932 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1933 call_prologue_saves, epilogue_restores, return_from_epilogue,
1934 return_from_main_epilogue, return_from_interrupt_epilogue,
1935 return_from_naked_epilogue, prologue, epilogue): New patterns.
1936 (jump): Handle symbol reference.
1937 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1938 avr_output_function_prologue, avr_output_function_epilogue): Remove
1940 (avr_init_machine_status, expand_prologue, expand_epilogue,
1941 avr_asm_function_end_prologue, avr_epilogue_uses,
1942 avr_asm_function_begin_epilogue): New functions.
1943 (prologue_size, epilogue_size, jump_tables_size): Remove global
1945 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1946 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1947 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1948 (avr_override_options): Initialise init_machine_status.
1949 (output_movhi): Handle all stack pointer loads.
1950 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1951 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1952 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1953 (EPILOGUE_USES) Redefine.
1954 (machine_function) Declare.
1956 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1958 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1959 Use a single return statement.
1961 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1964 * builtins.c (do_mpfr_lgamma_r): New.
1965 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1966 * tree.h (CASE_FLT_FN_REENT): New.
1968 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1970 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1971 (output_die): Use 'unsigned long' with %x.
1972 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1973 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1974 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1976 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1978 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1983 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1984 true if function has no argument.
1986 2007-05-18 DJ Delorie <dj@redhat.com>
1988 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1989 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1991 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1993 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1994 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1995 count_trailing_zeros.
1996 (__i386__): Implement count_leading_zeros using __builtin_clz().
1997 Implement count_trailing_zeros usign __builtin_ctz().
1999 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2001 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2003 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2006 * expr.c (emit_move_change_mode): Change mode of push operands here.
2008 2007-05-17 Ian Lance Taylor <iant@google.com>
2010 PR tree-optimization/31953
2011 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2013 (set_value_range_to_null): Call set_value_range_to_value.
2014 (extract_range_from_comparison): Likewise.
2016 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2018 * toplev.c (print_version): Output GMP/MPFR version info.
2020 * builtins.c (CASE_MATHFN_REENT): New macro.
2021 (mathfn_built_in): Use it.
2022 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2023 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2024 BUILT_IN_LGAMMAL_R): New.
2025 * doc/extend.texi: Document new builtins.
2028 * builtins.c (do_mpfr_remquo): New.
2029 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2030 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2033 * builtins.c (fold_builtin_1): Handle y0, y1.
2034 (fold_builtin_2): Handle yn.
2037 * builtins.c (do_mpfr_bessel_n): New.
2038 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2039 (fold_builtin_2): Handle BUILT_IN_JN.
2041 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2044 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2045 TYPE_PRECISION (intmax_type_node).
2047 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2050 * reload.c (subst_reloads): Remove checking.
2052 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2054 PR rtl-optimization/31691
2055 * combine.c (simplify_set): Build a new src pattern instead of
2056 substituting its operands in the COMPARE case.
2058 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2060 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2061 (execute_vrp): Preserve loops through jump threading.
2062 * tree-ssa-threadupdate.c (thread_single_edge,
2063 dbds_continue_enumeration_p, determine_bb_domination_status,
2064 thread_through_loop_header): New functions.
2065 (create_edge_and_update_destination_phis,
2066 create_edge_and_update_destination_phis): Set loops for the new blocks.
2067 (prune_undesirable_thread_requests): Removed.
2068 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2070 (thread_block): Do not call prune_undesirable_thread_requests.
2072 (mark_threaded_blocks): Select edges to thread here.
2073 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2074 Thread edges through loop headers independently.
2075 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2076 * tree-pass.h (TODO_mark_first_instance): New.
2077 (first_pass_instance): Declare.
2078 * cfghooks.c (duplicate_block): Put the block to the original loop
2079 if copy is not specified.
2080 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2081 jump threading. Pass may_peel_loop_headers to
2082 thread_through_all_blocks according to first_pass_instance.
2083 * cfgloop.h (create_preheader): Declare.
2084 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2085 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2086 * passes.c (first_pass_instance): New variable.
2087 (next_pass_1): Set TODO_mark_first_instance.
2088 (execute_todo): Set first_pass_instance.
2090 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2092 PR tree-optimization/24659
2093 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2094 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2095 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2096 OTI_vec_pack_ufix_trunc.
2097 (vec_unpacks_float_hi_optab): Define new macro.
2098 (vec_unpacks_float_lo_optab): Ditto.
2099 (vec_unpacku_float_hi_optab): Ditto.
2100 (vec_unpacku_float_lo_optab): Ditto.
2101 (vec_pack_sfix_trunc_optab): Ditto.
2102 (vec_pack_ufix_trunc_optab): Ditto.
2103 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2104 and vec_pack_[s|u]fix_trunc_optab using
2105 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2106 * tree-vectorizer.c (supportable_widening_operation): Handle
2107 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2108 (supportable_narrowing_operation): New function.
2109 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2110 * tree-vect-transform.c (vectorizable_conversion): Handle
2111 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2112 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2113 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2114 to check for target support.
2115 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2116 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2117 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2118 for VEC_PACK_FIX_TRUNC_EXPR.
2119 (expand_binop): Special case mode of the result for
2120 vec_pack_[u|s]fix_trunc_optab.
2121 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2122 vec_pack_[u|s]fix_trunc_optab.
2124 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2125 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2126 * tree-pretty-print.c (dump_generic_node): Handle
2127 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2128 VEC_PACK_FIX_TRUNC_EXPR.
2130 * expr.c (expand_expr_real_1): Ditto.
2131 * tree-inline.c (estimate_num_insns_1): Ditto.
2132 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2134 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2135 (vec_unpacks_float_lo_v8hi): Ditto.
2136 (vec_unpacku_float_hi_v8hi): Ditto.
2137 (vec_unpacku_float_lo_v8hi): Ditto.
2138 (vec_unpacks_float_hi_v4si): Ditto.
2139 (vec_unpacks_float_lo_v4si): Ditto.
2140 (vec_pack_sfix_trunc_v2df): Ditto.
2142 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2144 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2145 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2146 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2147 [vec_pack_ufix_trunc]: Ditto.
2148 [vec_unpacks_float_hi]: Ditto.
2149 [vec_unpacks_float_lo]: Ditto.
2150 [vec_unpacku_float_hi]: Ditto.
2151 [vec_unpacku_float_lo]: Ditto.
2153 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
2155 * soft-fp/README: Update for new files.
2156 * soft-fp/floattisf.c: New file.
2157 * soft-fp/floattidf.c: New file.
2158 * soft-fp/floattitf.c: New file.
2159 * soft-fp/floatuntisf.c: New file.
2160 * soft-fp/floatuntidf.c: New file.
2161 * soft-fp/floatuntitf.c: New file.
2162 * soft-fp/fixsfti.c: New file.
2163 * soft-fp/fixdfti.c: New file.
2164 * soft-fp/fixtfti.c: New file.
2165 * soft-fp/fixunssfti.c: New file.
2166 * soft-fp/fixunsdfti.c: New file.
2167 * soft-fp/fixunstfti.c: New file.
2168 * soft-fp/extendxftf.c: New file.
2169 * soft-fp/trunctfxf.c: New file.
2171 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
2172 (__trunctfxf2): Ditto.
2174 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
2175 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
2176 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
2177 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
2178 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
2179 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
2181 * config/i386/t-fprules-softfp64: New file.
2182 * config/i386/sfp-machine.h: New file.
2183 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
2184 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
2185 and soft-fp/t-softfp to tmake_file.
2186 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
2187 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
2189 * config/i386/t-linux64 (softfp_wrap_start): New.
2190 (softfp_wrap_end): New.
2191 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
2192 supported for TARGET_64BIT.
2194 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2196 * c-common.c (c_common_signed_or_unsigned_type): Emulate
2197 c_common_unsigned_type behavior.
2199 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
2201 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
2204 2007-05-16 Eric Christopher <echristo@apple.com>
2206 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
2207 saving after stack push. Set sp_offset whenever we push.
2208 (rs6000_emit_epilogue): Move altivec register restore before
2211 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2213 * configure.ac: Allow sysroots to be relocated under $prefix as
2214 well as $exec_prefix.
2215 * configure: Regenerate.
2217 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2221 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2223 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2224 (gcc_tooldir): Likewise.
2225 * configure: Regenerate.
2226 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2227 old configure.ac gcc_tooldir setting.
2228 (prefix_to_exec_prefix): New variable.
2229 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2230 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2232 2007-05-14 Janis Johnson <janis187@us.ibm.com>
2234 * c-typeck.c (build_binary_op): Return early for error.
2236 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
2238 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
2239 struct nb_iter_bound.
2240 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2241 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2242 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2243 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2244 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2245 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2246 (del_scev_info): Use ggc_free.
2247 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2248 * loop-init.c: Include ggc.h.
2249 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2250 (loop_optimizer_finalize): Use ggc_free.
2251 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2252 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2253 pass_iv_optimize): Add TODO_ggc_collect.
2254 * function.h (struct function): Remove skip marker from x_current_loops.
2255 * cfgloop.c: Include ggc.h.
2256 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2258 (establish_preds): Vector superloops is gc allocated.
2259 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2261 (flow_loops_find): Vector larray is gc allocated.
2262 (loop_exit_free): Use ggc_free.
2263 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2264 that head of exits list is now not a part of struct loop.
2265 (record_loop_exits): Allocate exits table in gc memory.
2266 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2267 head of exits list is now not a part of struct loop.
2268 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2269 struct loop_exit): Add GTY marker.
2270 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2271 Add skip marker to aux field. Make head of exits list a separate
2273 (struct loops): Add GTY marker. Make larray vector gc allocated.
2274 Add param marker to exits table.
2275 (get_loops): Type changed.
2276 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2278 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2279 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2280 * basic-block.h (struct basic_block_def): Remove skip marker from
2283 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2285 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2286 of 0 in the call to expand_expr().
2287 (expand_builtin_mathfn_3): Ditto.
2288 (expand_builtin_interclass_mathfn): Ditto.
2289 (expand_builtin_cexpi): Ditto.
2290 (expand_builtin_int_roundingfn): Ditto.
2291 (expand_builtin_int_roundingfn_2): Ditto.
2292 (expand_builtin_pow): Ditto.
2293 (expand_builtin_powi): Ditto.
2294 (expand_builtin_bswap): Ditto.
2295 (expand_builtin_unop): Ditto.
2296 (expand_builtin_fabs): Ditto.
2297 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2298 the call to expand_expr().
2299 (expand_builtin_sync_operation): Ditto.
2300 (expand_builtin_compare_and_swap): Ditto.
2301 (expand_builtin_lock_test_and_set): Ditto.
2302 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2303 instead of 0 in the call to expand_expr().
2304 (expand_builtin_extract_return_addr): Ditto.
2305 (expand_builtin_eh_return): Ditto.
2306 (expand_eh_return): Ditto.
2307 * explow.c (expr_size): Ditto.
2308 * expr.c (optimize_bitfield_assignment_op): Ditto.
2309 (expand_assignement): Ditto.
2310 (store_expr): Ditto.
2311 (store_field): Ditto.
2312 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2313 the call to expand_expr().
2314 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2315 in the call to expand_expr().
2316 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2317 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2318 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2320 * optabs.c (expand_vec_shift_expr): Ditto.
2321 (expand_vec_cond_expr): Ditto.
2322 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2323 call to expand_expr().
2324 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2325 in the call to expand_expr().
2327 2007-05-14 Dave Korn <dave.korn@artimi.com>
2329 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2331 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2333 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2334 instead of c_common_unsigned_type.
2335 (c_common_unsigned_type): Remove.
2336 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2337 c_common_unsigned_type.
2338 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2339 c_common_unsigned_type.
2340 * c-common.h (c_common_unsigned_type): Remove.
2341 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2342 c_common_unsigned_type.
2343 * c-format.c (check_format_types): Use unsigned_type_for instead of
2344 c_common_unsigned_type.
2345 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2346 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2347 c_common_unsigned_type.
2348 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2349 lang_hooks.types.unsigned_type.
2350 * expmed.c (make_tree): Use unsigned_type_for instead of
2351 lang_hooks.types.unsigned_type.
2352 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2353 lang_hooks.types.unsigned_type.
2354 (build_range_check): Likewise.
2355 (fold_unary): Likewise.
2356 (fold_binary): Likewise.
2357 (fold_ternary): Likewise.
2358 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2359 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2360 * tree.c (get_unsigned_type): New.
2361 (unsigned_type_for): Use get_unsigned_type instead of
2362 lang_hooks.types.unsigned_type.
2364 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2366 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2367 to m68k_get_function_kind. Update its prototype.
2368 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2370 (m68k_interrupt_function_p): Return enum m68k_function_type
2371 instead of bool. Rename to m68k_get_function_kind.
2372 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2374 (m68k_compute_frame_layout): Don't mark any register for save
2375 if an interrupt_thread attribute is specified.
2376 (m68k_hard_regno_rename_ok): Update a use of
2377 m68k_interrupt_function_p.
2378 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2379 m68k_interrupt_function_p.
2380 (m68k_function_type): New.
2381 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2382 for a function with an interrupt_thread attribute.
2383 * doc/extend.texi: Document the interrupt_thread attribute.
2385 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2387 Fix PR tree-optimization/31911
2388 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2389 if they didn't change the expression.
2391 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2393 * tree-scalar-evolution.c (resolve_mixers): Exported.
2394 * tree-scalar-evolution.h (resolve_mixers): Declare.
2395 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2396 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2397 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2398 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2399 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2400 strip_conversion, analyze_offset_expr, address_analysis,
2401 object_analysis, analyze_offset): Removed.
2402 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2403 split_constant_offset, canonicalize_base_object_address,
2404 object_address_invariant_in_loop_p, disjoint_objects_p,
2405 dr_may_alias_p, dr_address_invariant_p): New functions.
2406 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2407 and dr_analyze_alias.
2408 (initialize_data_dependence_relation): Use dr_may_alias_p
2409 and object_address_invariant_in_loop_p.
2410 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2412 (find_data_references_in_stmt): Restrict the analysis of data references
2413 to the given loop nest.
2414 (find_data_references_in_loop): Made static. Pass loop nest to
2415 find_data_references_in_stmt.
2416 (compute_data_dependences_for_loop): Use DR_VOPS.
2417 (free_data_ref): Free DR_VOPS.
2418 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2419 (struct innermost_loop_behavior): ... new.
2420 (struct base_object_info): Replaced by ...
2421 (struct indices): ... new.
2422 (struct dr_alias): New.
2423 (enum data_ref_type): Removed.
2424 (struct data_reference): Consist of struct innermost_loop_behavior,
2425 struct indices and struct dr_alias.
2426 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2427 (DR_MEMTAG): Renamed to ...
2428 (DR_SYMBOL_TAG): ... this.
2429 (find_data_references_in_loop): Declaration removed.
2430 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2431 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2432 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2433 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2435 2007-05-13 Revital Eres <eres@il.ibm.com>
2437 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2438 which walks virtual def-use chains to find redundant stores.
2439 (dse_optimize_stmt): Call it.
2441 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2443 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2444 * passes.c (init_optimization_passes): Move pass_jump_bypass
2447 * basic-block.h (bb_has_eh_pred): Fix style issue.
2449 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2451 PR rtl-optimization/31848
2452 * loop-invariant.c (move_invariant_reg): If we move an insn
2453 with a REG_EQUAL note, and that insn is not always executed,
2454 remove the REG_EQUAL note.
2456 2007-05-12 Richard Guenther <rguenther@suse.de>
2458 PR tree-optimization/31797
2459 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2460 propagate into a stmt that has volatile ops.
2462 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2464 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2465 (gcc_tooldir): Likewise.
2466 * configure: Regenerate.
2467 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2468 old configure.ac gcc_tooldir setting.
2469 (prefix_to_exec_prefix): New variable.
2470 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2471 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2473 2007-05-11 Silvius Rus <rus@google.com>
2475 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2476 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2477 * c-common.h (strict_aliasing_warning): Change return type.
2478 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2479 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2480 (build_c_cast): Condition call to strict_aliasing_warning.
2481 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2482 * flags.h (set_Wstrict_aliasing): Declare.
2483 * opts.c (set_Wstrict_alising): Define, add call to.
2484 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2485 * tree-ssa-alias-warnings.c: New file.
2486 * tree-ssa-alias.c (compute_may_aliases): Add call to
2487 strict_aliasing_warning_backend.
2489 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2491 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2492 Use loop_depth and loop_outer accessor functions.
2493 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2494 determine_invariantness_stmt, move_computations_stmt): Ditto.
2495 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2496 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2497 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2498 * tree-scalar-evolution.c (interpret_loop_phi,
2499 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2500 instantiate_parameters_1, scev_const_prop): Ditto.
2501 * cfghooks.c (make_forwarder_block): Ditto.
2502 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2503 * modulo-sched.c (loop_canon_p): Ditto.
2504 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2505 slpeel_can_duplicate_loop_p): Ditto.
2506 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2507 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2508 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2509 cancel_loop, verify_loop_structure): Ditto.
2510 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2511 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2512 superloops vector instead of "pred" array.
2513 (establish_preds): Take father loop as an argument. Initialize the
2515 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2516 initialize loop->outer.
2517 (flow_loop_tree_node_remove): Truncate the superloops vector.
2518 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2519 "pred" merged to "superloops" vector.
2520 (loop_depth, loop_outer): New.
2521 (fel_init): Use loop_outer.
2523 2007-05-11 Jan Hubicka <jh@suse.cz>
2525 * cgraphunit.c: Include gt-cgraphunit.h
2526 (static_ctors, static_dtors): New static vars.
2527 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2528 based on implementation in c-common.c
2529 (cgraph_finalize_function): Call record_cdtor_fn.
2530 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2531 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2532 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2533 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2534 build_cdtor, c_build_cdtor_fns): Remove.
2535 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2536 c_build_cdtor_fns): Remove prototype.
2538 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2541 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2542 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2543 * builtins.c (fold_builtin_memchr): New.
2544 (expand_builtin_memchr): Call the latter.
2545 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2546 * doc/extend.texi ([Other built-in functions provided by GCC]):
2549 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2551 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2552 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2553 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2554 PFPO_OP1_TYPE_SHIFT): Constants added.
2555 (DFP_ALL): Mode macro defined.
2556 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2557 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2558 Insn definitions added.
2559 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2560 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2563 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2565 PR tree-optimization/31885
2566 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2568 (automatically_generated_chrec_p): Return false for NULL.
2570 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2572 * config/bfin/bfin.h (MOVE_RATIO): Define.
2574 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2576 * config.gcc (sparc-wrs-vxworks): New target.
2577 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2578 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2579 * config/sparc/sparc.h: Include vxworks-dummy.h.
2580 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2581 include LABEL_REFs too.
2582 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2583 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2585 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2587 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2588 (sparc_emit_call_insn): New function.
2589 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2590 functions when generating VxWorks PIC.
2591 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2592 (call, call_value): Use sparc_emit_call_insn instead of
2595 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2597 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2599 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2601 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2602 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2603 instead of operand_subword.
2605 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2607 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2608 * config/bfin/bfin.c (bfin_local_alignment): New function.
2609 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2611 2007-05-08 Chao-ying Fu <fu@mips.com>
2613 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2614 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2615 (smsub_widen_optab, umsub_widen_optab): Define.
2616 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2618 * genopinit.c (optabs): Fill in smsub_widen_optab and
2620 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2621 and umsub_widen_optab to implement multiply-subtract sequences.
2622 * config/mips/mips.md (*msac<u>_di): Rename to...
2623 (<u>msubsidi4): ...this. Extend condition to include
2624 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2625 of operand 0 to "ka" and use the three-operand form of msub<u>
2627 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2630 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2632 PR rtl-optimization/28011
2633 * reload.c (push_reload): Set dont_share if IN appears in OUT
2634 also when IN is a PLUS rtx.
2635 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2638 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2640 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2641 call unshare_all_decls.
2642 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2643 (unshare_all_decls): Remove.
2645 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2648 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2651 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2652 Nigel Stephens <nigel@mips.com>
2654 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2655 Update comments and all uses.
2656 (MIN_FPRS_PER_FMT): Define.
2657 * config/mips/mips.c (function_arg): Fix to correctly handle
2658 the -mips32r2 -mfp64 -mabi=32 case.
2659 (override_options): Enable use of odd-numbered registers for
2660 SFmode values on MIPS32.
2661 (mips_save_reg_p): Save whole floating-point register pair if
2662 either half is used.
2663 (compute_frame_size): Fix comment.
2665 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2667 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2668 argument of type bool.
2669 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2670 argument. Safely select temporary P register according to it.
2671 (do_link): Change call site of add_to_reg accordingly.
2672 (do_unlink): Add epilogue_p as a fourth argument and pass it
2674 (expand_interrupt_handler_epilogue): Change call of do_unlink
2676 (bfin_expand_prologue): Add a third argument sibcall_p.
2677 * config/bfin/bfin.md (epilogue): Change call of
2678 bfin_expand_epilogue accordingly.
2679 (sibcall_epilogue): Likewise.
2680 (eh_return_internal): Likewise.
2682 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2683 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2684 * config/bfin/bfin.c (bfin_handle_option): Handle
2685 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2686 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2687 Support bf534, bf536 and bf561.
2688 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2690 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2693 * config/i386/i386.c (ix86_function_regparm): Process local
2694 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2696 2007-05-07 Mike Stump <mrs@apple.com>
2698 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2699 also checks for and while statements in C++.
2701 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2703 * gcc.c (at_file_supplied): New variable.
2704 (main): Set it if we expanded argv.
2705 (do_spec_1): Pass an @-file to the linker if we were called with
2706 an @-file argument and HAVE_GNU_LD.
2707 * collect2.c (at_file_supplied): New variable.
2708 (response_file): New variable.
2709 (collect_exit): Unlink response_file if necessary.
2710 (handler): Likewise.
2711 (do_wait): Likewise.
2712 (main): Set at_file_supplied if we expanded argv.
2713 (collect_execute): Pass an @-file to subprocesses if we were called
2714 with an @-file argument.
2715 * configure.ac: Add define for HAVE_GNU_LD.
2716 * configure: Regenerate.
2717 * config.in: Regenerate.
2719 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2721 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2727 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2729 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2730 (TARGET_ENCODE_SECTION_INFO): Re-define.
2731 (m32c_encode_section_info): New
2732 (function_vector_handler): New
2733 (current_function_special_page_vector): New
2734 (m32c_special_page_vector_p): New.
2735 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2737 * config/m32c/jump.md: Added instruction JSRS for functions
2738 with attribute "function_vector".
2739 * doc/extend.texi (function_vector): Added description
2740 for M16C, M32C targets.
2742 2007-05-07 DJ Delorie <dj@redhat.com>
2745 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2746 ashrpsi3, lshrpsi3): Update shift count constraint.
2748 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2749 Nathan Froyd <froydnj@codesourcery.com>
2752 * c-incpath.c (add_path): Strip trailing path separators.
2754 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2756 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2757 Free dominance info before purging EH edges.
2758 (eliminate_degenerate_phis): Likewise.
2759 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2761 2007-05-07 Jan Hubicka <jh@suse.cz>
2763 * gimplify.c (gimplify_expr): Do not crash when folding
2764 (void *)(int)&a + 4.
2766 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2769 * c-opts.c (lang_fortran): Make it non static.
2770 * c-common.h (lang_fortran): New prototype.
2771 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2772 -lang-fortran option was passed by the driver.
2774 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2776 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2777 of ASSERT_CHECKING. Tweak message.
2779 2007-05-06 Revital Eres <eres@il.ibm.com>
2782 * loop-unroll.c (insert_var_expansion_initialization):
2783 Initialize the expansions with -zero instead of +zero.
2785 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2787 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2788 into pic and non-pic versions. Mark r19 as used for
2789 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2790 for tgd_load, tld_load and tie_load .
2791 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2792 version of tgd_load, tld_load and tie_load depending on the
2795 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2796 Jakub Jelinek <jakub@redhat.com>
2798 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2799 (__do_global_dtors_aux): Use more paranoid loop to run
2800 destructors if HIDDEN_DTOR_LIST_END.
2801 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2803 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2805 * varasm.c (align_variable): Don't increase alignment for
2806 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2807 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2809 2007-05-04 Josh Conner <jconner@apple.com>
2811 * basic-block.h (cdi_direction): Assign values to all enumeration
2813 (dom_computed): Remove.
2814 (dom_info_state): New.
2815 (set_dom_info_availability): New.
2816 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2817 walk_data.dom_direction.
2818 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2819 instead of dom_computed[].
2820 (split_edge): Likewise.
2821 (create_basic_block): Likewise.
2822 (merge_blocks): Likewise.
2823 * ifcvt.c (find_if_header): Likewise.
2824 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2825 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2826 * tree-ssa.c (verify_ssa): Likewise.
2827 * tree-cfg.c (tree_verify_flow_info): Likewise.
2828 (remove_edge_and_dominated_blocks): Likewise.
2829 * dominance.c (dom_computed): Make static.
2830 (calc_dfs_tree_nonrec): Change third param to a bool.
2831 (calc_dfs_tree): Change second param to a bool.
2832 (calc_idioms): Change second param to a bool. Use
2833 dom_convert_dir_to_idx.
2834 (init_dom_info): Validate dir before using.
2835 (dom_convert_dir_to_idx): New.
2836 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2837 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2838 (free_dominance_info): Use dom_convert_dir_to_idx.
2839 (get_immediate_dominator): Likewise.
2840 (set_immediate_dominator): Likewise.
2841 (get_dominated_by): Likewise.
2842 (redirect_immediate_dominators): Likewise.
2843 (nearest_common_denominator): Likewise.
2844 (dominated_by_p): Likewise.
2845 (bb_dom_dfs_in): Likewise.
2846 (bb_dom_dfs_out): Likewise.
2847 (recount_dominator): Likewise.
2848 (iterate_fix_dominators): Likewise.
2849 (add_to_dominance_info): Likewise.
2850 (delete_from_dominance_info): Likewise.
2851 (first_dom_son): Likewise.
2852 (next_dom_son): Likewise.
2853 (dom_info_available_p): Likewise.
2854 (dom_info_state): New.
2855 (set_dom_info_availability): New.
2857 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2859 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2861 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2863 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2865 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2866 (subdi3, subdi_carry): Delete.
2868 2007-05-04 Jan Hubicka <jh@suse.cz>
2869 Richard Guenther <rguenther@suse.de>
2871 * opts.c (decode_options): Do not fiddle with inlining
2872 parameters in case of optimizing for size.
2873 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2874 for size do nothing.
2875 (cgraph_decide_inlining_of_small_function): When optimizing for
2876 size never inline functions increasing caller size.
2877 (cgraph_early_inlining): Inline for size when optimizing for size.
2879 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2881 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2882 logical operations piecewise.
2883 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2884 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2885 subdi_sesidi_di): Delete.
2886 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2887 the generated sequence. Allow three-reg add in constraints. Rewrite
2888 the rtl expression for carry to avoid zero_extend of a constant.
2889 (sub_with_carry): New pattern.
2890 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2891 different sequence not involving jumps.
2892 (notbi): Now a named pattern.
2894 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2896 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2897 Add the note about a significant loss of accuracy of some
2898 mathematical routines when these options are used.
2900 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2902 * haifa-sched.c (rtx_vec_t): New typedef.
2903 (contributes_to_priority_p): Extract piece of priority () into new
2905 (priority): Use the function. Add assertion.
2906 (rank_for_schedule, set_priorities): Add assertion to check that
2907 insn's priority is initialized.
2908 (clear_priorities, calc_priorities): Change signature. Make it update
2909 all relevant insns. Update all callers ('add_to_speculative_block ()'
2910 and 'create_block_check_twin ()').
2911 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2912 Add new field 'priority_status'.
2913 (INSN_PRIORITY_STATUS): New macro.
2914 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2916 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2918 * sched-ebb.c (debug_ebb_dependencies): New static function.
2919 (init_ready_list): Use it.
2921 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2922 with changed signature and 'debug_rgn_dependencies ()'.
2923 (debug_rgn_dependencies): New static function.
2924 (init_ready_list): Use it.
2926 * sched-int.h (debug_dependencies): Declare.
2928 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2930 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2932 2007-05-04 Dirk Mueller <dmueller@suse.de>
2934 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2936 2007-05-03 Jan Hubicka <jh@suse.cz>
2938 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2939 for pointer type in more cases than before.
2941 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2943 * tree-object-size.c (plus_expr_object_size): When operand size is
2944 unknown, return unknown.
2946 2007-05-03 Dirk Mueller <dmueller@suse.de>
2948 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2950 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2953 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2955 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2957 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2959 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2961 * config/soft-fp/double.h, config/soft-fp/extended.h,
2962 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2963 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2964 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2965 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2968 2007-05-03 Ian Lance Taylor <iant@google.com>
2970 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2971 MASK_PPC_GFXOPT for 8540 or 8548.
2973 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2975 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2976 vect_print_dump_info() to output debug information.
2978 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2981 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2982 operands of size 2 when operand is not MEM_P.
2984 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2986 PR tree-optimization/30565
2987 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2989 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2991 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2992 (umulsi3_highpart): Use them.
2993 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2994 for final accumulator to D regisster tranfser.
2996 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2998 PR tree-optimization/31699
2999 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3001 (vect_enhance_data_refs_alignment): Compute peel amount using
3002 TYPE_VECTOR_SUBPARTS instead of vf.
3003 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3005 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3008 * system.h: Remove inclusion of double-int.h
3009 * tree.h: Include double-int.h
3010 * gengtype.c: Likewise
3011 * cfgloop.h: Likewise
3012 * Makefile.in: Adjust dependencies on double-int.h
3014 2007-05-02 Eric Christopher <echristo@apple.com>
3016 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3017 -shared to -Zdynamiclib.
3019 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3022 * c-common.c (strip_pointer_or_array_types): New function.
3023 * c-common.h (strip_pointer_or_array_types): New function declaration.
3025 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3027 PR tree-optimization/31771
3028 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3030 2007-05-02 Paul Brook <paul@codesourcery.com>
3032 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3034 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3037 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3040 2007-05-02 Nick Clifton <nickc@redhat.com>
3042 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3044 2007-05-02 Richard Guenther <rguenther@suse.de>
3046 PR tree-optimization/31146
3047 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3048 argument, single_use_p. If we have a single use that is
3049 a conversion to the definition rhs type, propagate that rhs.
3050 (forward_propagate_addr_expr): Pass single_use_p argument
3051 to forward_propagate_addr_expr_1.
3053 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3055 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3058 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3060 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3061 'AMD Family 10 core'.
3063 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3065 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3066 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3067 with SSE3 instruction set support.
3068 * doc/invoke.texi: Likewise.
3070 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3072 * config/i386/i386.c (override_options): Tuning 32-byte loop
3073 alignment for amdfam10 architecture. Increasing the max loop
3074 alignment to 24 bytes.
3076 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3078 * config/m68k/constraints.md: New.
3079 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3080 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3081 EXTRA_CONSTRAINT): Remove.
3082 * config/m68k/m68k.md: Include constraints.md.
3083 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3085 2007-05-01 Ian Lance Taylor <iant@google.com>
3087 PR tree-optimization/31739
3088 * tree-vrp.c (vrp_val_is_max): New static function.
3089 (vrp_val_is_min): New static function.
3090 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3092 (set_value_range): Use vrp_val_is_{max,min}.
3093 (extract_range_from_assert): Likewise.
3094 (extract_range_from_binary_expr): Likewise.
3095 (extract_range_from_unary_expr): Likewise.
3096 (dump_value_range, vrp_meet): Likewise.
3097 (vrp_visit_phi_node): Likewise.
3098 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3100 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3102 * config/i386/gmon-sol2.c (size_t): New type.
3103 (intptr_t): Likewise.
3104 (s_textsize): Declare as size_t.
3106 (monstartup): Use size_t for sizes.
3107 (_mcount): Save and restore registers.
3108 (internal_mcount): Pass 0 as the first argument to monstartup
3110 (moncontrol): Convert pointer to appropriately sized integer
3111 before passing to profil.
3113 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3115 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3116 __NO_FPRS__, not just if _SOFT_DOUBLE.
3117 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3118 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3119 also for E500 double.
3120 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3121 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3124 2007-05-01 Richard Guenther <rguenther@suse.de>
3126 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3129 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3131 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3133 2007-05-01 Jan Hubicka <jh@suse.cz>
3135 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3138 2007-05-01 Jan Hubicka <jh@suse.cz>
3140 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3141 (maybe_fold_offset_to_reference): Declare.
3142 * fold-const.c (fold_unary): Do not fold
3143 (type *)&A into &A->field_of_type_and_offset_0
3144 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3145 size is unknown, give up.
3146 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3148 (maybe_fold_offset_to_reference): New.
3149 (maybe_fold_stmt_indirect): Use it.
3150 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
3151 * gimplify.c (gimplify_conversion): Canonicalize conversions to
3153 (gimplify_expr): Likewise for plus_expr.
3155 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3157 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
3158 bsi_after_labels. Always insert statements before bsi.
3159 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3160 * predict.c (apply_return_prediction): Check for empty blocks.
3161 * cfgexpand.c (lab_rtx_for_bb): New variable.
3162 (label_rtx_for_bb): Do not create new tree labels.
3163 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
3164 (tree_expand_cfg): Initialize lab_rtx_for_bb.
3165 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
3167 (label_for_bb): Add field used.
3168 (update_eh_label, main_block_label): Mark the label used.
3169 (cleanup_dead_labels): Remove unused labels.
3171 2007-05-01 Richard Guenther <rguenther@suse.de>
3173 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
3174 if it is not about to be set.
3175 (get_value_range): Do not pre-allocate equiv bitmap.
3176 (update_value_range): No need to clear equiv field.
3177 (add_equivalence): Change prototype to get bitmap pointer.
3178 Allocate bitmap here if it is not already.
3179 (extract_range_from_assert): Do not allocate bitmap here.
3180 Update callers to add_equivalence.
3181 (extract_range_from_ssa_name): Likewise.
3182 (get_vr_for_comparison): New static helper.
3183 (compare_name_with_value): Handle NULL equiv bitmap by
3184 peeling the first iteration of the comparison loop.
3185 Use get_vr_for_comparison.
3186 (compare_names): Handle NULL equiv bitmaps by using fake
3187 ones. Use get_vr_for_comparison.
3189 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
3191 * double-int.c (mpz_set_double_int): Moved from
3192 tree-ssa-loop-niter.c.
3193 (mpz_get_double_int): Likewise; also, add option to wrap
3194 out-of-range integers.
3195 * double-int.h: New prototypes for above.
3196 * tree.c (get_static_type_bounds): Moved from
3197 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
3198 TYPE_MAX_VALUE if they exist..
3199 * tree.h: New prototype for above.
3200 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
3201 get_type_bounds calls.
3202 (mpz_set_double_int): Move to double-int.c.
3203 (get_type_bounds): Move to tree.c, rename to
3204 get_static_type_bounds.
3205 (mpz_to_double_int): Move to double-int.c, rename to
3208 2007-04-30 Bob Wilson <bob.wilson@acm.org>
3210 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
3211 DIV0 exception can fall through to a normal return.
3213 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
3217 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3218 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3219 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3220 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3221 initialize align to silence bogus warning.
3222 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3223 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3225 (struct sra_walk_fns): Remove use_all parameter from use.
3226 (sra_hash_tree): Handle BIT_FIELD_REFs.
3227 (sra_elt_hash): Don't hash bitfld blocks.
3228 (sra_elt_eq): Skip them in parent compares as well. Handle
3230 (sra_walk_expr): Don't maintain or pass down use_all_p.
3231 (scan_use): Remove use_all parameter.
3232 (scalarize_use): Likewise. Re-expand assignment to
3233 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3234 output, and re-scalarize after output. Don't mark anything
3236 (scalarize_ldst): Adjust.
3237 (scalarize_walk_gimple_modify_statement): Likewise.
3238 (build_element_name_1): Handle BIT_FIELD_REFs.
3239 (instantiate_element): Don't warn for any element whose parent
3241 (instantiate_missing_elements_1): Return the sra_elt.
3242 (canon_type_for_field): New.
3243 (try_instantiate_multiple_fields): New.
3244 (instantiate_missing_elemnts): Use them.
3245 (mark_no_warning): Removed.
3246 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3247 (REPLDUP, sra_build_elt_assignment): New.
3248 (generate_copy_inout): Use them.
3249 (generate_element_copy): Likewise. Handle bitfld differences.
3250 (generate_element_zero): Don't recurse for blocks. Use
3251 sra_build_elt_assignment.
3252 (generate_one_element_int): Take elt instead of var. Use
3253 sra_build_elt_assignment.
3254 (generate_element_init_1): Adjust.
3255 (scalarize_use, scalarize_copy): Use REPLDUP.
3256 (scalarize_ldst): Move assert before dereference.
3257 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3259 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3262 * tree.c (reconstruct_complex_type): Reconstruct a reference
3264 Also use the same mode for the pointer as the old pointer type.
3266 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3268 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3271 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3273 PR rtl-optimization/31676
3274 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3275 (df_refs_record): Call it.
3277 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3279 * rtl.def (SS_ABS): New code.
3280 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3281 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3282 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3283 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3284 (bfin_init_builtins): Define them.
3285 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3286 (bfin_expand_builtin): ... and handle the others here.
3287 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3288 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3289 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3290 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3291 operand is only HImode.
3293 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3295 * regclass.c (scan_one_insn): Remove splitting of
3298 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3299 Nigel Stephens <nigel@mips.com>
3301 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3303 2007-04-28 Jan Hubicka <jh@suse.cz>
3305 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3306 insn_locators_alloc instead of insn_locators_initialize;
3307 call reset_block_changes.
3308 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3309 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3310 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3311 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3312 * config/score/score.c (th_output_mi_thunk): Likewise.
3313 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3314 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3315 tolerate uninitialized locator info.
3318 * function.c (init_function_start): Don't init line number info.
3319 (expand_function_end): Update.
3320 (reset_block_changes, record_block_change, finalize_block_changes,
3321 check_block_change, free_block_changes): Kill.
3322 * function.h (reset_block_changes, record_block_change,
3323 finalize_block_changes, check_block_change, free_block_changes): Remove
3325 (struct function): Remove ib_boundaries_block.
3326 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3327 Use curr_insn_locator to initialize locator.
3328 (emit_line_note): Remove.
3329 * cfgexpand.c (expand_gimple_cond_expr): Update.
3330 (construct_exit_block): Likewise.
3331 (tree_expand_cfg): Initialize/finalize locators.
3332 * expr.c (expand_expr_real): Update.
3333 * cfglayout.c (line_locators_locs, line_locators_lines,
3334 file_locators_locs, file_locators_files): Remove.
3335 (set_block_levels): Move to cfgexpand.c.
3336 (insn_locators_initialize): Remove.
3337 (pass_insn_locators_initialize): Remove.
3338 (locations_locators_locs, locations_locators_vals): New static vars.
3339 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3341 (insn_locators_alloc, insn_locators_finalize,
3342 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3344 (locator_location): New.
3345 (locator_line, locator_file): Rewrite.
3346 * rtl.h (emit_line_note): Kill.
3347 (insn_locators_alloc, insn_locators_finalize,
3348 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3350 * tree-inline.c (initialize_cfun): Do not initialize
3351 ib_boundaries_block.
3352 * passes.c (pass_insn_locators_initialize): Remove.
3354 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3356 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3357 info. Update last_basic_block correctly.
3359 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3362 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3363 register itself to hold the offset constant. Tell flow the use
3364 of r4 and r5 when they are used.
3366 2007-04-27 Richard Guenther <rguenther@suse.de>
3368 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3369 if we simplified anything.
3370 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3371 warnings until we did a simplification and the stmt was not
3372 marked as TREE_NO_WARNING.
3374 2007-04-27 Mike Stump <mrs@apple.com>
3376 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3378 2007-04-27 Ian Lance Taylor <iant@google.com>
3381 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3382 TYPE_MAX_VALUE exist, convert them to the new type.
3384 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3386 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3387 if it claims to be available.
3388 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3390 (perform_tree_ssa_dce): Always free postdominators.
3392 2007-04-27 Richard Henderson <rth@redhat.com>
3394 * config/alpha/predicates.md (aligned_memory_operand): Mark
3395 as define_special_predicate.
3396 (unaligned_memory_operand, normal_memory_operand): Likewise.
3397 (reg_or_unaligned_mem_operand): Remove.
3398 (any_memory_operand): Match the documentation and check for
3399 non-renumbered pseudos during reload.
3400 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3401 alpha_secondary_reload_class, update to new interface, make static.
3402 Handle CQImode like HImode. Remove FP subreg check.
3403 (alpha_expand_mov): Use replace_equiv_address.
3404 (alpha_expand_mov_nobwx): Use any_memory_operand.
3405 (TARGET_SECONDARY_RELOAD): New.
3406 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3407 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3408 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3409 * config/alpha/alpha.md: ... here.
3410 (RELOAD12, reloadmode): New.
3412 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3413 Don't handle the aligned case here.
3414 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3415 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3416 reload_inhi_help. Don't expect a scratch register.
3417 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3419 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3421 2007-04-27 Richard Guenther <rguenther@suse.de>
3423 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3425 2007-04-27 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/30965
3428 PR tree-optimization/30978
3429 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3430 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3431 (find_equivalent_equality_comparison): Likewise.
3432 (simplify_cond): Likewise.
3433 (get_prop_source_stmt): New helper.
3434 (get_prop_dest_stmt): Likewise.
3435 (can_propagate_from): Likewise.
3436 (remove_prop_source_from_use): Likewise.
3437 (combine_cond_expr_cond): Likewise.
3438 (forward_propagate_comparison): New function.
3439 (forward_propagate_into_cond): Rewrite to use fold for
3441 (tree_ssa_forward_propagate_single_use_vars): Call
3442 forward_propagate_comparison to propagate comparisons.
3444 2007-04-27 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/31715
3447 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3448 sure to do computation on the offset in an appropriate
3451 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3453 * reload.h (elimination_target_reg_p): Declare.
3454 * reload.c (find_reloads): Don't apply the reg_rtx move
3455 optimization if the SET_DEST satisfies elimination_target_reg_p.
3456 * reload1.c (elimination_target_reg_p): New function.
3457 (gen_reload): In the move/add2 fallback, make sure that op0
3458 does not overlap the destination register.
3460 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3462 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3463 transform only GIMPLE_MODIFY_STMTs.
3464 * tree-complex.c (expand_complex_operations_1): Ditto.
3465 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3466 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3467 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3469 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3470 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3471 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3472 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3473 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3474 slpeel_add_loop_guard): Ditto.
3475 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3476 * lambda-code.c (perfect_nestify): Ditto.
3477 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3478 before the first statement.
3479 * tree-optimize.c (execute_free_datastructures): Fix comments.
3480 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3481 * tree-flow.h (disband_implicit_edges): Declaration removed.
3482 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3484 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3486 (disband_implicit_edges, has_label_p): Removed.
3487 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3488 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3490 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3492 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3493 also for COND_EXPRs.
3494 * cfgexpand.c (label_rtx_for_bb): New function.
3495 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3496 Use label_rtx_for_bb to find the labels.
3497 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3498 last block. Detect fallthru edges.
3500 2007-04-26 Ian Lance Taylor <iant@google.com>
3503 * reload.c (find_reloads_subreg_address): If the address was valid
3504 in the original mode but not in the new mode, reload the whole
3507 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3509 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3510 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3511 (cleanup_control_expr_graph): Do not invalidate dominance info.
3512 Record altered blocks.
3513 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3514 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3515 cleanup_tree_cfg_bb): New functions.
3516 (remove_forwarder_block): Do not maintain the worklist of blocks.
3517 Record altered blocks.
3518 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3520 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3521 delete_unreachable_blocks if dominators are not available.
3522 * tree-inline.c (optimize_inline_calls): Free dominance information
3524 * tree-flow.h (remove_edge_and_dominated_blocks,
3525 cfgcleanup_altered_bbs): Altered.
3526 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3528 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3530 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3531 do not invalidate dominators.
3533 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3535 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3536 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3537 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3538 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3540 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3542 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3544 2007-04-26 Richard Guenther <rguenther@suse.de>
3546 PR tree-optimization/31703
3547 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3548 the right type for the target of the bittest.
3550 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3552 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3553 ix86_sol10_return_in_memory.
3555 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3557 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3560 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3563 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3565 PR tree-optimization/30558
3566 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3567 clear this_state.prev_try.
3569 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3570 Mark Mitchell <mark@codesourcery.com>
3572 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3573 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3574 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3576 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3579 * doc/invoke.texi (%:print-asm-header): Document.
3580 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3582 (static_spec_functions): Add print-asm-header.
3583 (main): Print a banner before the --target-help linker options.
3584 (print_asm_header_spec_function): New function.
3586 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3589 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3590 (movsf_ie): Likewise.
3592 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3594 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3596 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3598 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3600 (__umodsi3, __modsi3): Likewise.
3602 2007-04-25 Dirk Mueller <dmueller@suse.de>
3604 * c-typeck.c (build_compound_expr): Annotate warning()
3605 call with OPT_Wunused_value.
3606 * tree-ssa.c (warn_uninit): Annotate warning with
3608 * c-common.c (handle_sentinel_attribute): Annotate warning
3609 call with OPT_Wattributes.
3611 2007-04-25 Thiemo Seufer <ths@mips.com>
3613 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3615 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3616 on to the assembler. Improve handling of -mno-mips16. Add handling
3617 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3618 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3619 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3620 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3622 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3625 * config/i386/winnt.c (i386_pe_file_end): Strip only
3626 USER_LABEL_PREFIX when writing export name.
3628 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3630 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3631 sh/elf.h, vx-common.h and vxworks.h.
3632 * config/sh/sh.h: Include config/vxworks-dummy.h.
3633 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3634 (OVERRIDE_OPTIONS): Use it.
3635 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3636 (vxworks_picreg): New pattern.
3637 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3638 VXWORKS_OS_CPP_BUILTINS.
3639 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3640 to their VXWORKS_* equivalents.
3641 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3642 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3643 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3644 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3645 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3646 -mrtp/-fPIC multilibs.
3647 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3648 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3649 (MULTILIB_OSDIRNAMES): Delete.
3651 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3654 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3656 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3658 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3659 rounding mode to be specified by the caller.
3660 (real_to_mpfr) Likewise.
3661 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3662 include new arguments.
3663 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3665 2007-04-24 Ian Lance Taylor <iant@google.com>
3667 PR tree-optimization/31605
3668 * tree-vrp.c (set_value_range): Check that min and max are not
3669 both overflow infinities.
3670 (set_value_range_to_value): New static function.
3671 (extract_range_from_binary_expr): Call set_value_range_to_value.
3672 (extract_range_from_cond_expr): Likewise.
3673 (extract_range_from_expr): Likewise.
3674 (extract_range_from_unary_expr): Likewise. Don't create a range
3675 which overflows on both sides.
3676 (vrp_meet): Check for a useless range.
3677 (vrp_visit_phi_node): If we see a constant which looks like an
3678 overflow infinity, turn off the TREE_OVERFLOW flag.
3680 2007-04-24 Ian Lance Taylor <iant@google.com>
3682 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3684 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3687 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3688 diagnostic message is being built.
3689 * tree-pretty-print.c (dump_generic_node): Only write the
3690 formatted text into BUFFER's stream if we are not building a
3692 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3694 * Makefile.in (toplev.o): Depend on tree-pass.h.
3696 2007-04-24 Ian Lance Taylor <iant@google.com>
3698 PR tree-optimization/31602
3699 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3700 conditionals in the copied loop header.
3701 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3702 warnings if TREE_NO_WARNING is set.
3703 * doc/invoke.texi (Warning Options): Clarify that
3704 -Wstrict-overflow does not warn about loops.
3706 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3708 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3709 expand on the comment about _Decimal128 arguments and check the
3710 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3711 that _Decimal128 argument uses even/odd register pair.
3712 (function_arg): Ditto.
3714 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3716 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3717 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3719 2007-04-24 Richard Guenther <rguenther@suse.de>
3720 Olga Golovanevsky <olga@il.ibm.com>
3722 * fold-const.c (multiple_of_p): Check for bottom
3725 2007-04-24 Richard Henderson <rth@redhat.com>
3727 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3728 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3729 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3730 looking for non-zero bits shifted out. Avoid a recursive call
3731 when constructing the scalar.
3732 (__floatundisf): Likewise.
3734 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3736 * dwarf2out.c (field_byte_offset): Move the existing logic
3737 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3738 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3740 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3743 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3744 argument of 0 for memset.
3745 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3746 unsigned shift instead of the signed variant.
3748 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3750 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3751 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3752 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3753 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3754 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3755 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3756 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3757 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3758 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3759 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3760 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3761 "mul<mode>3", "div<mode>3"): Insn definitions added.
3762 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3763 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3764 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3765 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3766 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3767 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3768 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3769 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3770 TARGET_FLOAT_FORMAT): Macro definitions removed.
3771 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3772 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3773 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3774 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3775 (s390_gen_rtx_const_DI): Function removed.
3776 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3778 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3780 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3781 over an external ffs function.
3783 2007-04-24 Chao-ying Fu <fu@mips.com>
3784 Richard Sandiford <richard@nildram.co.uk>
3786 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3787 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3788 (smadd_widen_optab, umadd_widen_optab): Define.
3789 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3791 * genopinit.c (optabs): Fill in smadd_widen_optab and
3793 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3794 and umadd_widen_optab to implement multiply-add sequences.
3795 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3796 (<u>maddsidi4): ...this. Extend condition to include
3797 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3798 of operand 0 to "ka" and use the three-operand form of madd<u>
3800 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3802 * config/mips/constraints.md (ka): New register constraint.
3804 2007-04-24 Jan Hubicka <j@suse.cz>
3808 2007-04-23 Jan Hubicka <jh@suse.cz>
3809 * function.c (init_function_start): Don't init line number info.
3810 (expand_function_end): Update.
3811 (reset_block_changes, record_block_change, finalize_block_changes,
3812 check_block_change, free_block_changes): Kill.
3813 * function.h (reset_block_changes, record_block_change,
3814 finalize_block_changes, check_block_change, free_block_changes): Remove
3816 (struct function): Remove ib_boundaries_block.
3817 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3818 Use curr_insn_locator to initialize locator.
3819 (emit_line_note): Remove.
3820 * cfgexpand.c (expand_gimple_cond_expr): Update.
3821 (construct_exit_block): Likewise.
3822 (tree_expand_cfg): Initialize/finalize locators.
3823 * expr.c (expand_expr_real): Update.
3824 * cfglayout.c (line_locators_locs, line_locators_lines,
3825 file_locators_locs, file_locators_files): Remove.
3826 (set_block_levels): Move to cfgexpand.c.
3827 (insn_locators_initialize): Remove.
3828 (pass_insn_locators_initialize): Remove.
3829 (locations_locators_locs, locations_locators_vals): New static vars.
3830 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3832 (insn_locators_alloc, insn_locators_finalize,
3833 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3835 (locator_location): New.
3836 (locator_line, locator_file): Rewrite.
3837 * rtl.h (emit_line_note): Kill.
3838 (insn_locators_alloc, insn_locators_finalize,
3839 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3841 * tree-inline.c (initialize_cfun): Do not initialize
3842 ib_boundaries_block.
3843 * passes.c (pass_insn_locators_initialize): Remove.
3845 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3847 * doc/invoke.texi: Removed leading '-' from option index entries.
3849 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3851 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3853 (create_phi_node): Use set_phi_nodes.
3854 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3855 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3856 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3857 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3858 (bsi_start, bsi_last): Use bb_stmt_list.
3859 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3860 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3861 Traverse the statements using tsi iterator.
3862 * basic-block.h (struct basic_block_def): Fields stmt_list
3863 and phi_nodes moved to ...
3864 (struct tree_bb_info): ... new structure.
3865 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3866 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3867 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3868 (tree_verify_flow_info): Verify that il.tree is not set for
3869 entry and exit block.
3870 (tree_split_block): Use set_bb_stmt_list.
3872 2007-04-23 Mike Stump <mrs@apple.com>
3874 * config/i386/i386.c (ix86_tune_features
3875 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3878 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3880 * config/i386/i386.md (prefix_extra): New attribute.
3881 (length): Add prefix_extra.
3883 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3884 (sse2_movntv2di): Likewise.
3885 (sse2_cvtps2dq): Likewise.
3886 (sse2_cvtpd2pi): Likewise.
3887 (sse2_cvttpd2pi): Likewise.
3888 (*sse2_cvtpd2ps): Likewise.
3889 (*add<mode>3): Likewise.
3890 (sse2_ssadd<mode>3): Likewise.
3891 (sse2_usadd<mode>3): Likewise.
3892 (*sub<mode>3): Likewise.
3893 (sse2_sssub<mode>3): Likewise.
3894 (sse2_ussub<mode>3): Likewise.
3895 (*mulv8hi3): Likewise.
3896 (*smulv8hi3_highpart): Likewise.
3897 (*umulv8hi3_highpart): Likewise.
3898 (sse2_umulv2siv2di3): Likewise.
3899 (sse2_pmaddwd): Likewise.
3900 (ashr<mode>3): Likewise.
3901 (lshr<mode>3): Likewise.
3902 (ashl<mode>3): Likewise.
3903 (sse2_ashlti3): Likewise.
3904 (sse2_lshrti3): Likewise.
3905 (*umaxv16qi3): Likewise.
3906 (*smaxv8hi3): Likewise.
3907 (*uminv16qi3): Likewise.
3908 (*sminv8hi3): Likewise.
3909 (sse2_eq<mode>3): Likewise.
3910 (sse2_gt<mode>3): Likewise.
3911 (*and<mode>3): Likewise.
3912 (sse2_nand<mode>3): Likewise.
3913 (*ior<mode>3): Likewise.
3914 (*xor<mode>3): Likewise.
3915 (sse2_packsswb): Likewise.
3916 (sse2_packssdw): Likewise.
3917 (sse2_packuswb): Likewise.
3918 (sse2_punpckhbw): Likewise.
3919 (sse2_punpcklbw): Likewise.
3920 (sse2_punpckhwd): Likewise.
3921 (sse2_punpcklwd): Likewise.
3922 (sse2_punpckhdq): Likewise.
3923 (sse2_punpckldq): Likewise.
3924 (sse2_punpckhqdq): Likewise.
3925 (sse2_punpcklqdq): Likewise.
3926 (*sse2_pinsrw): Likewise.
3927 (*sse2_pextrw): Likewise.
3928 (sse2_pshufd_1): Likewise.
3929 (sse2_uavgv16qi3): Likewise.
3930 (sse2_uavgv8hi3): Likewise.
3931 (sse2_psadbw): Likewise.
3932 (sse2_pmovmskb): Likewise.
3933 (*sse2_maskmovdqu): Likewise.
3934 (*sse2_maskmovdqu_rex64): Likewise.
3935 (sse4a_extrqi): Likewise.
3936 (sse4a_extrq): Likewise.
3937 (sse3_lddqu): Set prefix_rep.
3938 (sse3_addsubv4sf3): Likewise.
3939 (sse3_haddv4sf3): Likewise.
3940 (sse3_hsubv4sf3): Likewise.
3941 (sse_cvtss2si): Likewise.
3942 (sse_cvtss2si_2): Likewise.
3943 (sse_cvtss2siq): Likewise.
3944 (sse_cvtss2siq_2): Likewise.
3945 (sse_cvttss2si): Likewise.
3946 (sse_cvttss2siq): Likewise.
3947 (sse2_cvttps2dq): Likewise.
3948 (sse3_movshdup): Likewise.
3949 (sse3_movsldup): Likewise.
3950 (sse2_cvtsd2si): Likewise.
3951 (sse2_cvtsd2si_2): Likewise.
3952 (sse2_cvtsd2siq): Likewise.
3953 (sse2_cvtsd2siq_2): Likewise.
3954 (sse2_cvttsd2si): Likewise.
3955 (sse2_cvttsd2siq): Likewise.
3956 (*sse2_cvtpd2dq): Likewise.
3957 (*sse2_cvttpd2dq): Likewise.
3958 (sse2_pshuflw_1): Likewise.
3959 (sse2_pshufhw_1): Likewise.
3960 (sse4a_insertqi): Likewise.
3961 (sse4a_insertq): Likewise.
3962 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3963 (ssse3_phadddv4si3): Likewise.
3964 (ssse3_phaddswv8hi3): Likewise.
3965 (ssse3_phsubwv8hi3): Likewise.
3966 (ssse3_phsubdv4si3): Likewise.
3967 (ssse3_phsubswv8hi3): Likewise.
3968 (ssse3_pmaddubswv8hi3): Likewise.
3969 (ssse3_pmulhrswv8hi3): Likewise.
3970 (ssse3_pshufbv16qi3): Likewise.
3971 (ssse3_psign<mode>3): Likewise.
3972 (ssse3_palignrti): Likewise.
3973 (abs<mode>2): Likewise.
3974 (ssse3_phaddwv4hi3): Set prefix_extra.
3975 (ssse3_phadddv2si3): Likewise.
3976 (ssse3_phaddswv4hi3): Likewise.
3977 (ssse3_phsubwv4hi3): Likewise.
3978 (ssse3_phsubdv2si3): Likewise.
3979 (ssse3_phsubswv4hi3): Likewise.
3980 (ssse3_pmaddubswv4hi3): Likewise.
3981 (ssse3_pmulhrswv4hi3): Likewise.
3982 (ssse3_pshufbv8qi3): Likewise.
3983 (ssse3_psign<mode>3): Likewise.
3984 (ssse3_palignrdi): Likewise.
3985 (abs<mode>2): Likewise.
3986 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3987 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3988 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3990 2007-04-23 Nick Clifton <nickc@redhat.com>
3992 * params.def: Fix formatting of emacs local variables.
3994 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3996 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3997 move if inter-unit move isn't allowed.
3998 Don't split moving the first element of V2DI to DI to inter-unit
3999 move if inter-unit move isn't allowed.
4001 2007-04-23 Richard Guenther <rguenther@suse.de>
4003 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4004 and CDI_POST_DOMINATORS separately.
4006 2007-04-23 Nick Clifton <nickc@redhat.com>
4008 * c.opt (Wformat-contains-nul): Add warning attribute.
4010 2007-04-23 Jan Hubicka <jh@suse.cz>
4012 * function.c (init_function_start): Don't init line number info.
4013 (expand_function_end): Update.
4014 (reset_block_changes, record_block_change, finalize_block_changes,
4015 check_block_change, free_block_changes): Kill.
4016 * function.h (reset_block_changes, record_block_change,
4017 finalize_block_changes, check_block_change, free_block_changes): Remove
4019 (struct function): Remove ib_boundaries_block.
4020 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4021 Use curr_insn_locator to initialize locator.
4022 (emit_line_note): Remove.
4023 * cfgexpand.c (expand_gimple_cond_expr): Update.
4024 (construct_exit_block): Likewise.
4025 (tree_expand_cfg): Initialize/finalize locators.
4026 * expr.c (expand_expr_real): Update.
4027 * cfglayout.c (line_locators_locs, line_locators_lines,
4028 file_locators_locs, file_locators_files): Remove.
4029 (set_block_levels): Move to cfgexpand.c.
4030 (insn_locators_initialize): Remove.
4031 (pass_insn_locators_initialize): Remove.
4032 (locations_locators_locs, locations_locators_vals): New static vars.
4033 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4035 (insn_locators_alloc, insn_locators_finalize,
4036 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4038 (locator_location): New.
4039 (locator_line, locator_file): Rewrite.
4040 * rtl.h (emit_line_note): Kill.
4041 (insn_locators_alloc, insn_locators_finalize,
4042 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4044 * tree-inline.c (initialize_cfun): Do not initialize
4045 ib_boundaries_block.
4046 * passes.c (pass_insn_locators_initialize): Remove.
4048 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4051 * expr.c (reduce_to_bit_field_precision): Handle
4054 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4056 PR tree-optimization/24659
4057 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4058 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4059 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4060 * genopinit.c (optabs): Rename vec_pack_mod_optab
4061 to vec_pack_trunc_optab.
4062 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4063 early for scalar floating point operands for NOP_EXPR.
4064 (vectorizable_type_promotion): Ditto.
4065 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4066 vec_pack_trunc_optab.
4067 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4069 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4070 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4071 Rename from VEC_PACK_MOD_EXPR.
4072 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4073 * expr.c (expand_expr_real_1): Ditto.
4074 * tree-inline.c (estimate_num_insns_1): Ditto.
4075 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4077 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4078 (vec_unpacks_lo_v4sf): Ditto.
4079 (vec_pack_trunc_v2df): Ditto.
4080 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4081 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4082 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4084 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4086 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4088 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4089 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4090 packing of floating point operands.
4091 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4092 represent unpacking of floating point operands.
4093 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4094 [vec_unpacks_hi]: Ditto.
4095 [vec_unpacks_lo]: Ditto.
4097 2007-04-22 Jan Hubicka <jh@suse.cz>
4099 * final.c (rest_of_handle_final): Call
4100 targetm.asm_out.constructor/targetm.asm_out.destructor
4101 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4102 proper priority via decl_*_priority_insert.
4103 * c-common.c (c_expand_body): Likewise.
4105 2007-04-22 Richard Guenther <rguenther@suse.de>
4107 PR tree-optimization/29789
4108 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4109 (rewrite_reciprocal): New helper split out from
4110 determine_invariantness_stmt.
4111 (rewrite_bittest): Likewise.
4112 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4113 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4116 2007-04-22 Revital Eres <eres@il.ibm.com>
4118 * loop-unroll.c (var_to_expand): New field to support also
4119 insns of the form x = something + x.
4120 (analyze_insn_to_expand_var): Use it.
4121 (expand_var_during_unrolling): Likewise.
4123 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4125 * predict.c: Include pointer-set.h.
4126 (bb_predictions): New variable.
4127 (tree_predicted_by_p, tree_predict_edge,
4128 remove_predictions_associated_with_edge): Use bb_predictions map
4129 instead of bb->predictions.
4130 (clear_bb_predictions, assert_is_empty): New functions.
4131 (combine_predictions_for_bb): Use bb_predictions map. Call
4132 clear_bb_predictions.
4133 (tree_estimate_probability): Create and free bb_predictions map.
4134 * Makefile.in (predict.o): Add pointer-set.h dependency.
4135 * basic-block.h (struct basic_block_def): Remove predictions
4137 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4139 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4142 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4145 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4147 * timevar.c (timevar_print): Change reference of --disable-checking to
4148 --enable-checking=release. Also warn if assert checking is disabled.
4150 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4153 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
4154 decl as addressable if the compound literal was marked as
4156 Mark the decl as a gimple register if it is a complex or
4157 vector decl and does not live in memory.
4159 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4161 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4162 (GENERIC_NEXT): New function macro.
4163 (PHI_CHAIN): Use phi_node's new chain variable.
4164 (tree_phi_node): Change tree_common to tree_base
4165 and add the chain field.
4166 * tree-phinodes.c (make_phi_node): Don't set
4167 TREE_TYPE on the new node.
4168 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
4169 instead of checking GIMPLE_TUPLE_P in chain_next.
4170 * tree-vect-transform.c
4171 (get_initial_def_for_induction): Look at
4172 PHI_RESULT_TREE for the type of the phi node.
4173 (update_vuses_to_preheader): Use PHI_CHAIN
4174 instead of TREE_CHAIN on the phi node.
4175 * tree-ssa-structalias.c (compute_points_to_sets):
4177 (ipa_pta_execute): Likewise.
4179 2007-04-21 Richard Guenther <rguenther@suse.de>
4182 * fold-const.c (fold_unary): Call fold_convert_const on the
4185 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
4187 * gcse.c (store_killed_in_insn): Handle PARALLELs.
4188 (store_killed_in_pat): New.
4190 2007-04-20 Richard Henderson <rth@redhat.com>
4193 * config/i386/i386.c (type_has_variadic_args_p): Look for any
4194 TREE_LIST with a void_type_node value, not void_list_node exactly.
4196 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
4198 * doc/standards.texi: Re-arrange into language-specific
4199 subsections. Add a C++ section, documenting which standards we
4202 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4204 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
4205 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
4207 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
4209 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
4210 ecrti.o and crtbegin.o.
4211 (LIB_DEFAULT_SPEC): Include -lc.
4212 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
4214 2007-04-20 Richard Henderson <rth@redhat.com>
4217 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
4218 argument; update all callers.
4219 (get_unaligned_offset): New.
4220 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
4221 get_unaligned_address, just pass on the address directly.
4222 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
4223 the subreg in the helper patterns.
4224 (unaligned_extendqidi_le): Use get_unaligned_offset.
4225 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
4226 (unaligned_extendhidi_be): Likewise.
4227 (unaligned_extendhidi): Tidy.
4228 * config/alpha/alpha-protos.h: Update.
4230 2007-04-20 Richard Henderson <rth@redhat.com>
4232 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
4233 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4234 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
4235 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4236 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4237 (CPP_SPEC): Don't include %(cpp_subtarget).
4238 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
4239 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4240 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4242 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4244 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4245 for __builtin_ia32_cmpordss.
4247 PR tree-optimization/31632
4248 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4249 and arg1 for optimizations of comparison against min/max values.
4250 Fold arg0 to arg1's type for optimizations of comparison against
4251 min+1 and max-1 values.
4253 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4255 * reload.c (combine_reloads): When trying to use a dying register,
4256 check whether it's uninitialized and don't use if so.
4258 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4260 * fold-const.c: Remove prototypes for native_encode_expr and
4261 native_interpret_expr.
4262 (native_encode_expr): Make non-static.
4263 (native_interpret_expr): Likewise.
4264 * tree.h: Add prototypes for the above.
4266 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4268 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4269 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4270 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4271 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4272 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4273 Add length attributes.
4275 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4277 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4280 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4281 __STDC_WANT_DEC_FP__.
4283 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4285 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4286 for long double compatibility.
4287 * configure: Regenerate.
4289 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4291 PR rtl-optimization/29841
4292 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4294 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4295 that may cause control flow transfer from being moved.
4297 2007-04-18 Jan Hubicka <jh@suse.cz>
4299 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4302 2007-04-18 Eric Christopher <echristo@apple.com>
4304 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4305 only. Update operands.
4306 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4307 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4308 link register to pic register.
4310 2007-04-18 Dirk Mueller <dmueller@suse.de>
4313 * tree-vrp.c (search_for_addr_array): New.
4314 (check_array_bounds): Suppress warning about
4315 address taken of array refs if its not de-referenced.
4317 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4319 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4320 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4322 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4323 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4324 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4326 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4328 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4330 (vect_analyze_scalar_cycles): Fix indentation.
4331 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4332 (vect_mark_relevant): Include phis in relevance analysis.
4334 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4336 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4338 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4339 output_operand_lossage().
4341 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4343 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4344 the unused code for reduction without adjust-in-epilog to simplify the
4347 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4349 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4350 (S390_TDC_NEGATIVE_ZERO): New constant.
4351 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4352 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4353 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4354 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4355 (S390_TDC_POSITIVE_INFINITY): New constant.
4356 (S390_TDC_NEGATIVE_INFINITY): New constant.
4357 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4358 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4359 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4360 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4361 (S390_TDC_INFINITY): New constant.
4362 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4363 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4364 optimization for UNSPEC_CCZ_TO_INT.
4365 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4366 ("*ccz_to_int"): New insn.
4367 ("isinf<mode>2"): New insn.
4368 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4369 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4370 (UNSPEC_CCZ_TO_INT): New constant.
4372 2007-04-18 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/19431
4375 PR tree-optimization/21463
4376 * tree-pass.h (pass_phiprop): Declare.
4377 * passes.c (init_optimization_passes): New phiprop pass.
4378 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4379 (phivn_valid_p): New helper function.
4380 (phiprop_insert_phi): Likewise.
4381 (propagate_with_phi): Likewise.
4382 (tree_ssa_phiprop): New propagator propagating loads
4383 through phi nodes if profitable.
4385 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4387 * tree-vect-analyze.c (process_use): New function.
4388 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4389 Check phis in all bbs.
4390 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4393 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4395 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4398 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4401 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4404 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4406 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4408 (sse_vmmulv4sf3): Likewise.
4409 (sse2_vmaddv2df3): Likewise.
4410 (sse2_vmmulv2df3): Likewise.
4412 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4414 PR rtl-optimization/31360
4415 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4416 (target_reg_cost): New.
4417 (init_set_costs): Initialize target_reg_cost. Add comments
4418 regarding the rationale of the costs.
4419 (global_cost_for_size): Renamed to...
4420 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4421 of register pressure.
4422 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4423 estimate_reg_pressure_cost. Add number of ivs.
4424 (determine_set_costs): Dump target_reg_cost.
4425 * loop-invariant.c (gain_for_invariant): Use
4426 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4427 (best_gain_for_invariant, find_invariants_to_move): Remove
4429 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4430 (target_reg_cost): Declare.
4431 (global_cost_for_size): Declaration removed.
4432 (estimate_reg_pressure_cost): Declare.
4434 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4436 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4437 regnos into even/odd register pairs.
4438 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4439 TDmode similar to the other floating point modes.
4440 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4441 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4443 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4444 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4445 (movdd_hardfloat64): Use TARGET_MFPGPR.
4447 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4449 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4452 2005-01-05 Richard Henderson <rth@redhat.com>
4454 * reload1.c (do_input_reload): Restrict the optimization deleteing
4455 a previous output reload to RELOAD_FOR_INPUT.
4457 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4459 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4460 induc_vec_info_type.
4461 (vectorizable_induction): New function declaration.
4462 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4463 check if already vectorized. Find first place in BB where new stmts
4464 can be inserted. Takes only one argument.
4465 (vectorizable_induction): New function.
4466 (vect_transform_stmt): Add case for induc_vec_info_type to call
4467 vectorizable_induction.
4468 (vect_transform_loop): Consider phis for vectorization.
4469 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4471 (analyze_operations): Call vectorizable_induction when analyzing phis.
4473 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4474 (vect_mark_relevant): Include phis in relevance analysis.
4475 (vect_mark_stmts_to_be_vectorize): Likewise.
4476 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4478 2007-04-16 Lawrence Crowl <crowl@google.com>
4480 * doc/invoke.texi (Debugging Options): Add documentation for the
4481 -femit-struct-debug options -femit-struct-debug-baseonly,
4482 -femit-struct-debug-reduced, and
4483 -femit-struct-debug-detailed[=...].
4485 * c-opts.c (c_common_handle_option): Add
4486 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4487 and OPT_femit_struct_debug_detailed_.
4488 * c.opt: Add specifications for
4489 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4490 and -femit-struct-debug-detailed[=...].
4491 * opts.c (set_struct_debug_option): Parse the
4492 -femit-struct-debug-... options.
4493 * opts.c (matches_main_base, main_input_basename,
4494 main_input_baselength, base_of_path, matches_main_base): Add
4495 variables and functions to compare header base name to compilation
4497 * opts.c (should_emit_struct_debug): Add to determine to emit a
4498 structure based on the option.
4499 (dump_struct_debug) Also disabled function to debug this
4501 * opts.c (handle_options): Save the base name of the
4504 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4505 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4506 This hook indicates if a type is generic. Set it by default
4508 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4509 to determine if a struct type is generic or not.
4510 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4511 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4512 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4515 * flags.h (enum debug_info_usage): Add an enumeration to describe
4516 a program's use of a structure type.
4517 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4518 to indicate the program's usage of the type. Filter structs based
4519 on the -femit-struct-debug-... specification.
4520 (gen_type_die): Split into two routines, gen_type_die and
4521 gen_type_die_with_usage. gen_type_die is now a wrapper
4522 that assumes direct usage.
4523 (gen_type_die_with_usage): Replace calls to gen_type_die
4524 with gen_type_die_with_usage adding the program usage of
4525 the referenced type.
4526 (dwarf2out_imported_module_or_decl): Suppress struct debug
4527 information using should_emit_struct_debug when appropriate.
4529 2007-04-16 Ian Lance Taylor <iant@google.com>
4531 PR tree-optimization/31522
4532 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4533 (vrp_initialize): Allocate vr_phi_edge_counts.
4534 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4535 executable edge. Drop test for all constants.
4536 (vrp_finalize): Free vrp_phi_edge_counts.
4538 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4539 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4541 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4542 predecessors at head rather than tail.
4544 2007-04-16 Matthias Klose <doko@debian.org>
4546 * config/alpha/linux.h (CPP_SPEC): Define.
4547 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4549 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4551 * function.h: Remove sequence_stack extern declaration.
4553 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4555 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4557 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4560 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4562 * config/avr/avr.c (avr_arch_types): Rearranging array.
4563 (enum avr_arch): Add.
4564 (avr_mcu_types): Use avr_arch enumeration constants instead of
4566 * config/avr/avr.h (LINK_SPEC): Simplify.
4568 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4570 * config/m68k/m68k.c (m68k_libcall_value,
4571 m68k_function_value): Use macros for register names more.
4573 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4575 (M68K_REGNAME): Use A6_REG.
4576 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4578 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4581 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4582 'pending_read_list_length' and 'pending_write_list_length'. Update
4584 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4585 to handle two length counters instead of one. Update all uses.
4586 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4587 two length counters instead of one.
4588 * sched-rgn.c (propagate_deps): Update to handle two length counters
4591 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4594 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4595 copy of source, pass it to ix86_expand_vector_set and return
4598 2007-04-16 David Ung <davidu@mips.com>
4599 Joseph Myers <joseph@codesourcery.com>
4601 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4602 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4603 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4604 Add 74K processor information.
4605 * config/mips/mips.md: Include 74k.md.
4606 (cpu): Add 74kc,74kf,74kx.
4607 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4608 * config/mips/74k.md: New.
4609 * doc/invoke.texi (MIPS Options): Document 74K support.
4611 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4613 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4614 vectorizable_* functions.
4615 * tree-vect-transform.c (vectorizable_call): Add check for
4616 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4617 (vectorizable_store): likewise.
4618 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4620 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4621 (vectorizable_type_promotion, vectorizable_load): Likewise.
4622 (vectorizable_live_operation, vectorizable_condition): Likewise.
4623 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4625 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4627 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4629 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4630 register numbers more.
4631 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4632 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4633 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4634 FUNCTION_VALUE_REGNO_P): Likewise.
4635 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4636 STATIC_CHAIN_REGNUM): Likewise.
4637 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4638 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4639 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4640 * config/m68k/m68k.md (FP_REG): New.
4642 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4644 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4647 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4649 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4650 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4653 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4655 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4658 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4661 * c-decl.c (finish_decl): Grab the type of the decl after the call
4662 to store_init_value.
4664 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4666 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4668 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4671 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4672 post dominators and cleanup cfg before returning.
4674 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4676 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4677 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4679 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4681 * config.gcc: Recognize fido.
4682 * config/m68k/m68k-devices.def (fidoa): New.
4683 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4685 (FL_FIDOA, TARGET_FIDOA): New.
4686 * config/m68k/m68k.opt (mfidoa): New.
4688 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4691 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4692 when a personality function is used.
4694 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4696 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4698 2007-04-13 Mike Stump <mrs@apple.com>
4700 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4702 * config/darwin.opt (fapple-kext): Make C++ only.
4703 * config/darwin.c (darwin_override_options): Remove code to ensure
4704 -fapple-kext is given for C++ only.
4706 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4708 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4709 * config/mips/mips.c (override_options): Call
4710 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4712 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4714 * config/i386/i386.opt (msvr3-shlib): Removed.
4716 * doc/invoke.texi: Remove -msvr3-shlib.
4718 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4720 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4721 with "popcnt" instruction.
4723 2007-04-13 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/21258
4726 * tree-vrp.c (compare_case_labels): New helper.
4727 (find_switch_asserts): New function.
4728 (find_assert_locations): Call it for SWITCH_EXPRs.
4730 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4732 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4733 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4734 check is now implied in X87_FLOAT_MODE_P.
4735 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4736 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4737 (fix_trunc<mode>_i386_fisttp): Ditto.
4738 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4739 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4740 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4741 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4742 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4743 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4744 (unnamed_splitters): Ditto.
4745 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4746 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4747 FIRST_SSE_REG for local functions when SSE math is enabled or
4748 for functions with sseregparm attribute.
4749 (standard_80387_constant_p): Return -1 if mode is not
4751 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4752 (ix86_expand_compare): Ditto.
4753 (ix86_expand_carry_flag_compare): Ditto.
4754 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4755 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4756 DECIMAL_FLOAT_MODE_P.
4757 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4758 of SCALAR_FLOAT_MODE_P.
4759 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4760 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4761 checks before FLOAT_MODE_P.
4762 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4763 before FLOAT_MODE_P.
4768 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4770 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4771 Charles Wilson <libtool@cwilson.fastmail.fm>
4773 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4774 (libgcc.mvars): Don't depend on them.
4775 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4776 * exec-tool.in: New.
4778 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4780 * doc/invoke.text (--help): Document --help=common.
4782 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4784 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4786 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4788 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4789 * genemit.c (main): Emit #include "integrate.h".
4790 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4791 (LOADGP_RTP): New mips_loadgp_style.
4792 * config/mips/mips.h: Include config/vxworks-dummy.h.
4793 (TARGET_RTP_PIC): New macro.
4794 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4795 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4796 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4798 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4799 -mvxworks-pic when using -mrtp and a PIC option.
4800 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4802 (mips_symbolic_constant_p, mips_symbolic_address_p)
4803 (mips_symbol_insns): Handle SYMBOL_HALF.
4804 (override_options): Warn about -G and -mrtp being used together.
4805 Initialize mips_lo_relocs[SYMBOL_HALF].
4806 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4807 (mips_emit_loadgp): Handle LOADGP_RTP.
4808 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4809 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4810 (tablejump): Handle function-relative case table entries if
4812 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4814 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4816 * config/mips/mips.md (load_call<mode>): Allow any general register.
4818 (sibcall_value_internal, sibcall_value_multiple_internal)
4819 (call_value_internal, call_value_split, call_value_multiple_internal)
4820 (call_value_multiple_split): Remove constraints from operand 0.
4822 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4824 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4825 rather than loadgp_noshared.
4826 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4827 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4829 * config/mips/mips.md (loadgp): Rename to...
4830 (loadgp_newabi): ...this.
4831 (loadgp_noshared): Rename to...
4832 (loadgp_absolute): ...this.
4834 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4836 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4837 false for locally-binding symbols.
4838 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4840 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4842 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4843 (SYMBOL_GOT_PAGE_OFST): ...this.
4844 (SYMBOL_GOT_GLOBAL): Rename to...
4845 (SYMBOL_GOT_DISP): ...this.
4846 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4847 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4848 * config/mips/mips.c (mips_global_symbol_p): New function.
4849 (mips_symbol_binds_local_p): Likewise.
4850 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4851 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4852 and mips_symbol_binds_local_p.
4853 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4854 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4855 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4857 (mips_ok_for_lazy_binding_p): New function.
4858 (mips_load_call_address, mips_expand_call): Use it.
4859 (mips_dangerous_for_la25_p): Likewise.
4860 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4861 (*got_disp<mode>): Use got_disp_operand instead of
4862 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4863 SYMBOL_GOTOFF_GLOBAL.
4864 (*got_page<mode>): Use got_page_ofst_operand instead of
4866 * config/mips/predicates.md (const_call_insn_operand): Use
4867 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4868 (global_got_operand): Rename to...
4869 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4871 (local_got_operand): Rename to...
4872 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4873 of SYMBOL_GOT_LOCAL.
4875 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4877 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4878 TARGET_CALL_CLOBBERED_GP.
4879 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4880 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4881 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4882 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4883 of TARGET_ABICALLS && !TARGET_NEWABI.
4884 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4885 * config/mips/mips.c (mips_load_call_address): Check
4886 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4887 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4888 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4889 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4890 TARGET_ABICALLS && TARGET_NEWABI.
4891 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4893 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4894 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4895 TARGET_ABICALLS && TARGET_NEWABI.
4896 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4897 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4898 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4899 whether indirect calls must use $25.
4900 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4902 * config/mips/mips.md (jal_macro): Check flag_pic and
4903 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4904 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4905 instead of TARGET_ABICALLS.
4906 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4907 TARGET_ABICALLS && TARGET_OLDABI.
4908 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4909 (sibcall): In the comment above the define_insn, mention
4910 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4911 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4912 instead of TARGET_ABICALLS.
4914 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4916 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4917 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4918 (MACFLAGS_MATCH_P): New macro.
4919 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4920 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4921 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4922 the other MACFLAG constants.
4923 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4924 (flag_machi): Tighten constraints. Renumber some of the operands.
4925 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4927 (flag_machi_parts_acconly): New pattern.
4928 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4930 (flag_macinit1hi): Tighten constraints.
4931 (flag_mul_macv2hi_parts_acconly): New pattern.
4933 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4934 Use a more efficient implementation.
4935 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4936 inline sequences when not optimizing for size.
4938 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4939 movhi_high2low): Delete, merge functionality into...
4940 (packv2hi): ... this pattern.
4942 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4943 * config/bfin/bfin.opt (msim): New option.
4944 (mcpu=): New option.
4945 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4946 (bfin_cpu_t): Typedef of enum bfin_cpu.
4947 (bfin_cpu_type): New declaration.
4948 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4949 -msim and -mcpu= options.
4950 (LIB_SPEC): Likewise.
4951 * config/bfin/bfin.c (bfin_cpu_type): Define.
4952 (bfin_handle_option): Handle -mcpu= option.
4953 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4954 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4955 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4957 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4959 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4960 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4961 (powerpc-wrs-vxworksae): Use ${tm_file}.
4962 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4963 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4964 * config/i386/vx-common.h: New file.
4966 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4968 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4971 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4973 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4976 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4980 * c-common.c (c_build_qualified_type): Set canonical type
4983 2007-04-12 Richard Guenther <rguenther@suse.de>
4985 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4986 lower bound and element size if lower bound is not zero
4987 or either of the ARRAY_REF operands is set.
4989 2007-04-12 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/24689
4992 PR tree-optimization/31307
4993 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4995 * gimplify.c (canonicalize_addr_expr): To be consistent with
4996 gimplify_compound_lval only set operands two and three of
4997 ARRAY_REFs if they are not gimple_min_invariant. This makes
4998 it never at this place.
4999 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5001 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5003 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5004 null before emitting a .nsubspa directive.
5006 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5008 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5009 need_to_partition_p if there are no memory statements in the
5012 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5014 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5015 (gcd_of_steps_may_divide_p): New function.
5016 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5018 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5020 * reload.c (find_reloads_toplev, find_reloads_address,
5021 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5022 not a pointer equality test, to decide if we need to call
5023 push_reg_equiv_alt_mem.
5025 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5027 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5028 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5029 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5031 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5033 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5034 vector to be positive.
5036 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5040 * doc/invoke.texi: Document --params max-aliased-vops and
5042 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5043 debug_memory_partitions): Move to tree-flow.h
5044 * params.h (AVG_ALIASED_VOPS): Define.
5045 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5047 (mp_info_t): Likewise.
5048 (get_mem_sym_stats_for): New.
5049 (set_memory_partition): Move from tree-flow-inline.h.
5050 (mark_non_addressable): Only clear the set of symbols for the
5051 partition if it exists.
5052 (dump_memory_partitions): Move from tree-ssa-operands.c
5053 (debug_memory_partitions): Likewise.
5054 (need_to_partition_p): New.
5055 (dump_mem_ref_stats): New.
5056 (debug_mem_ref_stats): New.
5057 (dump_mem_sym_stats): New.
5058 (debug_mem_sym_stats): New.
5059 (update_mem_sym_stats_from_stmt): New.
5060 (compare_mp_info_entries): New.
5061 (mp_info_cmp): Call it.
5062 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5064 (get_mpt_for): Move from tree-ssa-operands.c.
5065 (find_partition_for): New.
5066 (create_partition_for): Remove.
5067 (estimate_vop_reduction): New.
5068 (update_reference_counts): New.
5069 (build_mp_info): New.
5070 (compute_memory_partitions): Refactor.
5071 Document new heuristic.
5072 Call build_mp_info, update_reference_counts,
5073 find_partition_for and estimate_vop_reduction.
5074 (compute_may_aliases): Populate virtual operands before
5075 calling debugging dumps.
5076 (delete_mem_sym_stats): New.
5077 (delete_mem_ref_stats): New.
5078 (init_mem_ref_stats): New.
5079 (init_alias_info): Call it.
5080 (maybe_create_global_var): Remove alias_info argument.
5081 Get number of call sites and number of pure/const call sites
5082 from gimple_mem_ref_stats().
5083 (dump_alias_info): Call dump_memory_partitions first.
5084 (dump_points_to_info_for): Show how many times a pointer has
5086 * opts.c (decode_options): For -O2 set --param
5087 max-aliased-vops to 500.
5088 For -O3 set --param max-aliased-vops to 1000 and --param
5089 avg-aliased-vops to 3.
5090 * fortran/options.c (gfc_init_options): Remove assignment to
5092 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5093 * tree-dfa.c (dump_variable): Dump memory reference
5095 Dump NO_ALIAS* settings.
5096 (referenced_var_lookup): Tidy.
5097 (mem_sym_stats): New.
5098 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5099 and ORIG are different SSA names for a memory partition.
5100 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5101 * tree-flow.h (struct mem_sym_stats_d): Define.
5102 (mem_sym_stats_t): Define.
5103 (struct mem_ref_stats_d): Define.
5104 (struct gimple_df): Add field mem_ref_stats.
5105 (enum noalias_state): Define.
5106 (struct var_ann_d): Add bitfield noalias_state.
5107 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5108 debug_mem_ref_stats, debug_memory_partitions,
5109 debug_mem_sym_stats): Declare.
5110 * tree-ssa-structalias.c (update_alias_info): Update call
5111 sites, pure/const call sites and asm sites in structure
5112 returned by gimple_mem_ref_stats.
5113 Remove local variable IS_POTENTIAL_DEREF.
5114 Increase NUM_DEREFS if the memory expression is a potential
5116 Call update_mem_sym_stats_from_stmt.
5117 If the memory references memory, call
5118 update_mem_sym_stats_from_stmt for all the direct memory
5119 symbol references found.
5120 (intra_create_variable_infos): Set noalias_state field for
5121 pointer arguments according to the value of
5122 flag_argument_noalias.
5123 * tree-ssa-structalias.h (struct alias_info): Remove fields
5124 num_calls_found and num_pure_const_calls_found.
5125 (update_mem_sym_stats_from_stmt): Declare.
5126 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5127 Set default value to 100.
5128 (PARAM_AVG_ALIASED_VOPS): Define.
5130 2007-04-11 Richard Guenther <rguenther@suse.de>
5133 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5134 a * -b + c as c - a * b if we honor sign dependent rounding.
5136 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5138 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5140 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5141 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5143 (initialize_trampoline): Don't use old-style function definition.
5144 (bfin_secondary_reload): Mark IN_P argument as unused.
5146 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5148 PR tree-optimization/31343
5149 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
5150 (build_polynomial_chrec): Return a scalar when the evolution is zero.
5151 * testsuite/gcc.dg/vect/pr31343.c: New.
5153 2007-04-10 Eric Christopher <echristo@apple.com>
5155 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
5156 * config/i386/i386.md (*cmpfp0): Use.
5157 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5158 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5159 (fix_trunc<mode>_i386_fisttp): Ditto.
5160 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5161 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5162 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5163 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5164 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5165 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5166 (unnamed_splitters): Ditto.
5167 * config/i386/i386.c (output_fix_trunc): Assert that
5168 we're not being passed a TFmode operand.
5170 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
5172 PR tree-optimization/31526
5173 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
5174 n_basic_blocks to find newly added blocks.
5176 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
5178 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
5180 (fix_trunc<mode>si_sse): Ditto.
5181 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
5182 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
5183 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
5184 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
5185 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
5186 expander using SSEMODEF mode macro.
5187 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
5188 expander using SSEMODEF mode macro.
5189 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
5190 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
5191 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
5192 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
5193 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
5194 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
5195 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
5196 Macroize insn using X87MODEF mode macro.
5198 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
5200 * config/i386/sse.md (sse2_pinsrw): Removed.
5201 (sse2_pextrw): Renamed to ...
5202 (*sse2_pextrw): This.
5204 2007-04-09 Jan Hubicka <jh@suse.cz>
5207 * config/i386/sse.md
5208 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
5209 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
5210 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
5211 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
5213 2007-04-09 Jan Hubicka <jh@suse.cz>
5215 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
5216 multiple fields of union.
5218 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
5220 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
5221 (create_preheaders): Check that loops are available.
5222 (fix_loop_structure): Clean up, improve comments.
5223 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
5224 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
5226 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
5227 * predict.c (tree_estimate_probability): Do not call
5228 calculate_dominance_info. Call create_preheaders.
5229 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
5230 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
5232 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
5233 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
5234 * tree-cfg.c (tree_split_edge): Make an assert more precise.
5235 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
5238 2007-04-08 Jan Hubicka <jh@suse.cz>
5240 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5241 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5242 * fold-const.c (fold_unary): Use it.
5244 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5246 * varasm.c (assemble_variable): Remove call to
5247 lang_hooks.decls.prepare_assemble_variable.
5248 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5249 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5250 * langhooks.h (lang_hooks_for_decls): Remove
5251 prepare_assemble_variable.
5253 2007-04-08 Mike Stump <mrs@apple.com>
5255 * config/i386/i386.c: Use inc/dec on Core2.
5257 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5259 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5260 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5261 lhd_tree_inlining_end_inlining): Remove.
5262 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5263 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5265 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5266 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5267 lhd_tree_inlining_end_inlining): Remove prototypes.
5268 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5269 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5270 LANG_HOOKS_TREE_INLINING_START_INLINING,
5271 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5273 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5276 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5279 * config/avr/predicates.md (io_address_operand): Delete predicate.
5280 (low_io_address_operand): Don't use 'mode' argument.
5281 (higth_io_address_operand): Rename ...
5282 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5283 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5286 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5288 Revert change removing staticp.
5290 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5293 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5296 2007-04-07 Bruce Korb <bkorb@gnu.org>
5298 * c.opt: Add -Wformat-contains-nul.
5299 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5301 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5302 the NUL byte warning.
5304 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5306 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5308 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5310 * tree.c (staticp): No longer use staticp langhook.
5311 * langhooks.c (lhd_staticp): Removed.
5312 * langhooks.h (struct lang_hooks): Remove staticp.
5313 * c-common.c (c_staticp): Remove.
5314 * c-common.h (c_staticp): Ditto.
5315 * langhooks-defs.h (lhd_staticp): Ditto.
5316 (LHD_HOOKS_STATICP): Ditto
5317 * tree.h (gcc_assert_lowered): New macro.
5319 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5321 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5322 argument "reliable".
5323 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5324 Add argument "reliable". Propagate it through calls.
5325 (infer_loop_bounds_from_undefined): Derive number of iterations
5326 estimates from references in blocks that do not dominate loop latch.
5327 (gcov_type_to_double_int): New function.
5328 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5329 and expected_loop_iterations_unbounded.
5330 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5331 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5332 * tree-data-ref.c (estimated_loop_iterations): Export.
5333 (get_references_in_stmt): Fix -- do not return addresses of local
5335 * cfgloop.h (expected_loop_iterations_unbounded,
5336 estimated_loop_iterations): Declare.
5338 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5340 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5342 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5344 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5345 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5346 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5347 Use output_387_reg_move().
5348 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5349 expander using X87MODEF12 mode macro.
5350 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5351 choosing register preferences. Use output_387_reg_move().
5352 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5353 instead of "x". Use output_387_reg_move().
5354 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5355 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5356 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5357 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5358 Use output_387_reg_move().
5359 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5361 (*truncxf?f_i387 splitter): Ditto.
5363 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5365 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5366 LANG_HOOKS_SAFE_FROM_P.
5367 * expr.c (safe_from_p): Remove langhook call.
5368 * langhooks.h (lang_hooks): Remove safe_from_p.
5369 (lhd_safe_from_p): Remove prototype.
5370 * langhooks.c (lhd_safe_from_p): Remove.
5372 2007-04-06 Jan Hubicka <jh@suse.cz>
5374 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5377 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5380 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5381 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5382 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5384 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5385 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5387 2007-04-05 Richard Henderson <rth@redhat.com>
5389 * config/alpha/alpha.c (print_operand) [+]: Remove.
5390 (alpha_end_function): Print nop if call at end of function.
5391 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5392 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5393 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5394 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5395 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5396 the call pattern. Update peepholes to match.
5398 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5400 * doc/extend.texi (Other Builtins): Add decimal float variants
5402 * builtins.def: Ditto.
5403 * builtins.c (expand_builtin): Ditto.
5405 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5406 H.J. Lu <hongjiu.lu@intel.com>
5409 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5410 of V8HImode when calling ix86_binary_operator_ok.
5411 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5412 (sdot_prodv8hi): Operands 1 and 2 must be register.
5414 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5416 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5417 initialize align to silence bogus warning.
5419 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5422 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5424 (struct sra_walk_fns): Remove use_all parameter from use.
5425 (sra_hash_tree): Handle BIT_FIELD_REFs.
5426 (sra_elt_hash): Don't hash bitfld blocks.
5427 (sra_elt_eq): Skip them in parent compares as well. Handle
5429 (sra_walk_expr): Don't maintain or pass down use_all_p.
5430 (scan_use): Remove use_all parameter.
5431 (scalarize_use): Likewise. Re-expand assignment to
5432 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5433 output, and re-scalarize after output. Don't mark anything
5435 (scalarize_ldst): Adjust.
5436 (scalarize_walk_gimple_modify_statement): Likewise.
5437 (build_element_name_1): Handle BIT_FIELD_REFs.
5438 (instantiate_element): Don't warn for any element whose parent
5440 (instantiate_missing_elements_1): Return the sra_elt.
5441 (canon_type_for_field): New.
5442 (try_instantiate_multiple_fields): New.
5443 (instantiate_missing_elemnts): Use them.
5444 (mark_no_warning): Removed.
5445 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5446 (REPLDUP, sra_build_elt_assignment): New.
5447 (generate_copy_inout): Use them.
5448 (generate_element_copy): Likewise. Handle bitfld differences.
5449 (generate_element_zero): Don't recurse for blocks. Use
5450 sra_build_elt_assignment.
5451 (generate_one_element_int): Take elt instead of var. Use
5452 sra_build_elt_assignment.
5453 (generate_element_init_1): Adjust.
5454 (scalarize_use, scalarize_copy): Use REPLDUP.
5455 (scalarize_ldst): Move assert before dereference.
5456 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5458 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5460 * regmove.c: Fix unused variable warnings due to previous commit.
5462 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5464 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5465 (regmove_bb_head): Remove.
5466 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5467 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5468 problems with fixup_match_1.
5469 Don't initialize/free regmove_bb_head.
5471 (reg_is_remote_constant_p): If an insn is in the same basic block
5472 but not before INSN, consider it remote, too.
5474 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5477 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5478 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5480 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5482 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5483 (CONDITIONAL_REGISTER_USAGE): Likewise.
5485 2007-04-04 Richard Henderson <rth@redhat.com>
5487 * config/alpha/lib1funcs.asm: Remove unused file.
5489 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5492 * opts.c (print_specific_help): Fix --help=<language>
5494 (common_handle_option): Support --help=common.
5496 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5499 * gcc.c (main): Do not run the linker if
5500 print_subprocess_help indicates that it shouldn't be
5503 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5506 * doc/invoke.texi (--help=): Document <languages> value, fix
5507 formatting in tables of values.
5509 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5511 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5512 dllimport attribute of virtual methods.
5514 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5516 * config/score/crti.asm: Change _bss_start to __bss_start.
5517 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5518 (OUTGOING_REG_PARM_STACK_SPACE) update.
5519 * config/score/score.opt: add options to make backend support
5520 score5, score5u, score7 and score7d.
5521 * config/score/score.md: Likewise.
5522 * config/score/misc.md: Likewise.
5523 * config/score/mac.md: Likewise.
5524 * doc/invoke.texi: Likewise.
5525 * doc/md.texi: update constraints define.
5527 2007-04-03 Richard Henderson <rth@redhat.com>
5529 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5530 an appropriate type, use the mode instead.
5532 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5534 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5535 Set the default --with-arch setting to mips2.
5536 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5537 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5538 (MULTILIB_OSDIRNAMES): Delete.
5539 (MULTILIB_DIRNAMES): Define.
5540 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5541 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5542 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5543 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5544 VXWORKS_OS_CPP_BUILTINS.
5545 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5546 (MIPS_DEBUGGING_INFO): Undefine.
5547 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5549 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5552 * fold-const.c (native_encode_real): Encode real.c provided longs
5553 as a series of 32-bit native integers.
5554 (native_interpret_real): Interpret buffer as a series of 32-bit
5557 2007-04-03 Richard Guenther <rguenther@suse.de>
5559 * genpreds.c (write_insn_constraint_len): Write function
5560 optimized for CONSTRAINT_LEN implementation.
5561 (write_tm_preds_h): Output insn_constraint_len inline and
5562 use it for CONSTRAINT_LEN.
5563 (write_insn_preds_c): Don't output insn_constraint_len.
5564 * doc/md.texi (define_register_constraint): Document multi-letter
5565 constraints shall have the same length if they start with the same
5568 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5571 * config/i386/i386.md (isinf<mode>2): Expand only when
5572 TARGET_C99_FUNCTIONS is set.
5574 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5576 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5577 (x86_64-*-linux*): Ditto.
5578 * config/i386/i386.opt (mpc): New option.
5579 * config/i386/i386.c (overrride_options): Handle
5580 ix87_precision_string.
5581 * config/i386/crtprec.c: New file.
5582 * config/i386/t-crtpc: Ditto.
5583 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5585 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5586 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5587 crtprec32.o, crtprec64.o and crtprec80.o.
5589 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5591 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5593 2007-04-02 Eric Christopher <echristo@apple.com>
5595 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5596 limitations on darwin.
5598 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5601 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5603 2007-04-02 Dave Korn <dave.korn@artimi.com>
5605 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5607 2007-04-02 Dave Korn <dave.korn@artimi.com>
5609 * libgcc2.h (exception_descriptor): Don't forward-declare.
5610 (__get_eh_table_language, __get_eh_table_version): Delete
5611 prototypes of long-dead functions.
5613 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5615 * ebitmap.h: New file
5616 * ebitmap.c: New file
5617 * Makefile.in (ebitmap.o): New target.
5619 2007-04-01 Jan Hubicka <jh@suse.cz>
5621 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5622 before very first instruction.
5624 2007-04-01 Jan Hubicka <jh@suse.cz>
5626 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5627 waring on 64bit hosts.
5628 * bitmap.h: Fix typo in bitmap_head_def.
5630 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5632 PR rtl-optimization/31391
5633 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5634 into a DELETED_LABEL note, and the label is in an empty basic
5635 block, update BB_END as well as BB_HEAD.
5637 2007-04-01 Richard Henderson <rth@redhat.com>
5639 PR tree-optimization/31169
5640 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5641 to varying if the range is outside [0, prec-1].
5643 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5646 * config/mips/mips.md (load_const_gp): New insn.
5647 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5648 the MIPS16 GP pseudo register if no_new_pseudos.
5649 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5651 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5654 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5656 (call_value): Likewise.
5658 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5659 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5662 * doc/invoke.texi: (optimization options): Reword description
5663 of -ffast-math. Document its primary purpose.
5665 2007-03-31 Richard Guenther <rguenther@suse.de>
5667 * omp-low.c (splay-tree.h): Include.
5668 (lookup_decl): Replace splay-tree usage by pointer-map.
5669 (maybe_lookup_decl): Likewise.
5670 (new_omp_context): Likewise.
5671 (delete_omp_context): Likewise.
5672 * gimplify.c (splay-tree.h): Include.
5673 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5675 (remap_ssa_name): Likewise.
5676 (remap_decl): Likewise.
5677 (remap_type_1): Likewise.
5678 (remap_type): Likewise.
5679 (copy_body_r): Likewise.
5680 (expand_call_inline): Likewise.
5681 (clone_body): Likewise.
5682 (copy_tree_r): Likewise.
5683 (remap_save_expr): Likewise.
5684 (unsave_r): Likewise.
5685 (unsave_expr_now): Likewise.
5686 (tree_function_versioning): Likewise.
5687 (build_duplicate_type): Likewise.
5688 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5689 (struct copy_body_data): Replace splay-tree by pointer-map.
5690 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5691 not $(SPLAY_TREE_H).
5692 (gimplify.o): Depend on $(SPLAY_TREE_H).
5693 (omp-low.p): Likewise.
5695 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5697 * config/avr/predicates.md (even_register_operand,
5698 odd_register_operand): New predicates.
5699 * config/avr/avr.md (movw peephole2): New.
5700 (movw_r peephole2): New.
5702 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5704 * tree.h (get_signed_or_unsigned_type): New.
5705 * fold-const.c (operand_equal_for_comparison_p): Use
5706 get_signed_or_unsigned_type instead of
5707 lang_hooks.types.signed_or_unsigned_type.
5708 * expr.c (store_expr): Ditto.
5709 * langhooks.c (get_signed_or_unsigned_type): New.
5710 (lhd_signed_or_unsigned_type): New.
5711 * langhooks.h (lhd_signed_or_unsigned_type): New.
5712 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5714 2007-03-30 Richard Henderson <rth@redhat.com>
5716 * tree-ssa-loop-ivopts.c: Include target.h.
5717 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5718 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5719 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5720 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5722 2007-03-30 Richard Henderson <rth@redhat.com>
5723 Kai Tietz <kai.tietz@onevision.com>
5725 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5727 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5728 (TARGET_64BIT_MS_ABI): New.
5729 (DBX_REGISTER_NUMBER): Handle 64-bit.
5730 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5731 (LONG_TYPE_SIZE): Force to 32.
5732 (REG_PARM_STACK_SPACE): New.
5733 (OUTGOING_REG_PARM_STACK_SPACE): New.
5734 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5735 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5736 (STACK_BOUNDARY): Use 128 for 64-bit.
5737 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5738 Add 64-bit implementation.
5739 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5741 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5742 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5743 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5744 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5745 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5746 TARGET_64BIT_MS_ABI.
5747 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5748 (ix86_pass_by_reference): Likewise.
5749 (ix86_function_value_regno_p): Likewise.
5750 (ix86_build_builtin_va_list): Likewise.
5751 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5752 (function_arg_advance_ms_64): New.
5753 (function_arg_advance): Call it.
5754 (function_arg_ms_64): New.
5755 (function_arg): Call it.
5756 (function_value_ms_64): New.
5757 (ix86_function_value_1): Call it.
5758 (return_in_memory_ms_64): New.
5759 (ix86_return_in_memory): Call it.
5760 (setup_incoming_varargs_ms_64): New.
5761 (ix86_setup_incoming_varargs): Call it.
5762 (ix86_expand_prologue): Handle 64-bit stack probing.
5763 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5764 (output_pic_addr_const): Likewise.
5765 (x86_this_parameter): Likewise.
5766 (x86_output_mi_thunk): Likewise.
5767 (x86_function_profiler): Likewise.
5768 (TARGET_STRICT_ARGUMENT_NAMING): New.
5769 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5770 (TARGET_64BIT_MS_ABI): New.
5771 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5772 * config/i386/i386.md (allocate_stack_worker): Remove.
5773 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5774 describe the clobber of eax without a match_scratch.
5775 (allocate_stack_worker_postreload): Remove.
5776 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5777 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5778 (allocate_stack_worker_rex64_postreload): Remove.
5779 (allocate_stack): Handle 64-bit.
5780 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5781 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5782 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5783 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5784 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5785 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5786 * config.build (x86_64-*-mingw*): New host.
5787 * config.host (x86_64-*-mingw*): New host.
5788 * config.gcc (x86_64-*-mingw*): New target.
5789 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5791 2007-03-30 Richard Henderson <rth@redhat.com>
5792 Kai Tietz <kai.tietz@onevision.com>
5794 * c-pragma.c (struct def_pragma_macro_value): New.
5795 (struct def_pragma_macro): New.
5796 (pushed_macro_table): New.
5797 (dpm_hash, dpm_eq): New.
5798 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5799 (init_pragma): Install them.
5800 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5802 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5804 * config/avr/avr.c (avr_override_options): Clear
5805 'flag_delete_null_pointer_checks'.
5807 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5810 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5811 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5812 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5813 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5814 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5815 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5816 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5818 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5820 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5822 * regmove.c: Move all of pass_stack_adjustments from here...
5823 * combine-stack-adj.c: ...to this new file.
5824 * Makefile.in: Add rules for combine-stack-adj.o.
5826 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5828 PR tree-optimization/31383
5829 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5830 to have the same length.
5832 2007-03-30 Jan Hubicka <jh@suse.cz>
5835 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5836 availablility; add more sanity checking; ask varpool only about
5839 2007-03-29 Richard Henderson <rth@redhat.com>
5841 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5842 to decide, but __SIZEOF_LONG_LONG__.
5844 2007-03-29 Richard Henderson <rth@redhat.com>
5846 * emutls.c (struct __emutls_array): New.
5847 (emutls_destroy): Use it instead of casting element 0 from void*.
5848 (__emutls_get_address): Likewise.
5850 2007-03-29 Richard Henderson <rth@redhat.com>
5852 * varasm.c (initializer_constant_valid_p): Don't deny
5853 DECL_DLLIMPORT_P on functions.
5855 * config/i386/cygming.h: Remove function declarations.
5856 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5857 (ASM_OUTPUT_LABELREF): Remove.
5858 (COMMON_ASM_OP): Remove.
5859 (ASM_OUTPUT_COMMON): Remove.
5860 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5861 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5862 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5863 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5864 Rename from TARGET_ENCODE_SECTION_INFO.
5865 * config/i386/netware.h: Likewise.
5866 * config/i386/i386-protos.h: Update.
5867 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5868 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5869 (legitimate_constant_p): Reject dllimports.
5870 (dllimport_map, get_dllimport_decl): New.
5871 (legitimize_dllimport_symbol): New.
5872 (legitimize_address, ix86_expand_move): Use it.
5873 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5874 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5875 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5876 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5877 * config/i386/predicates.md (constant_call_address_operand): Only
5878 accept symbols; reject dllimport_p symbols.
5879 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5880 i386_pe_maybe_record_exported_symbol.
5881 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5882 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5883 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5884 trust the setting of DECL_DLLIMPORT_P.
5885 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5886 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5887 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5888 tidy the argument scanning loop.
5889 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5890 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5891 (i386_pe_strip_name_encoding): Remove.
5892 (i386_pe_binds_local_p): New.
5893 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5894 (i386_pe_output_labelref): Remove.
5895 (i386_pe_asm_output_aligned_decl_common): New.
5896 (i386_pe_maybe_record_exported_symbol): Rename from
5897 i386_pe_record_exported_symbol; check for dllexported symbols.
5899 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5901 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5902 add comment explaining why vsnprintf cannot be used.
5904 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5906 PR tree-optimization/30666
5907 * tree.c (build_complex_type): When creating type names for DWARF2
5908 debug info, create TYPE_DECLs for TYPE_NAME instead of
5910 (build_common_tree_nodes_2): Use build_complex_type when building
5911 predefined complex types, to preserve canonical types.
5913 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5915 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5916 (noce_get_alt_condition): Look at it to determine whether to
5917 reverse the condition or not.
5918 (noce_get_condition): Substitute the truth for lies.
5919 (noce_find_if_block): Set the then_else_reversed field.
5921 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5923 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5924 destination of this insn.
5925 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5926 than calling gen_rtx_SET directly. Use r0 to hold the value of
5927 'address + 4' rather than a stack based temporary which can be
5930 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5932 * config/s390/s390.c (s390_secondary_input_reload_class,
5933 s390_secondary_output_reload_class): Functions removed.
5934 (s390_secondary_reload): New function.
5935 (TARGET_SECONDARY_RELOAD): Target macro defined.
5936 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5937 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5938 * config/s390/s390.md ("reload_outti", "reload_outdi",
5939 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5940 "reload_out<mode>"): Expanders removed.
5941 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5942 "reload<mode>_nonoffmem_out"): Expanders added.
5944 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5946 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5947 SRC->DEST replacement failed anyway.
5949 2007-03-28 Mike Stump <mrs@apple.com>
5951 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5952 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5953 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5955 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5957 * config.gcc: Accept barcelona as a variant of amdfam10.
5958 * config/i386/i386.c (override_options): Likewise.
5959 * doc/invoke.texi: Likewise.
5961 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5963 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5964 offsets for BIT_FIELD_REF and COMPONENT_REF.
5966 2007-03-28 Richard Guenther <rguenther@suse.de>
5968 * tree.c (is_global_var): Move ...
5969 * tree-flow-inline.h (is_global_var): ... here.
5970 * tree.h (is_global_var): Remove declaration.
5972 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5974 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5976 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5977 * config/i386/i386.c (ix86_tune_features): Initialize new
5979 * config/i386/predicates.md (promotable_binary_operator): Use
5980 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5982 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5985 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5987 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5989 * config/fr30/fr30.md (movsi_internal): Change destination
5990 constraint from m to V and add m to the end.
5992 2007-03-28 Christian Bruel <christian.bruel@st.com>
5994 * config/sh/sh.md (movsi_i): Fix type attribute.
5996 2007-03-28 Christian Bruel <christian.bruel@st.com>
5998 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5999 (movsf_ie): Likewise.
6001 2007-03-28 Christian Bruel <christian.bruel@st.com>
6003 * config.gcc: Add sh4-300 to multilib.
6004 * config/sh/t-mlib-sh4-300: New file.
6006 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6008 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6009 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6011 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6012 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6013 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6014 "fixuns_trunctddi2"): Whitespace fix.
6016 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6018 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6019 the definition of struct sh_args.
6020 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6021 CALL_COOKIE_INT_REG_GET): Likewise.
6023 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6025 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6026 transformations are applied successfully.
6028 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6030 * tree.c (tree_contains_struct): Permit 512 tree codes.
6031 * tree.h (tree_contains_struct): Ditto.
6032 (MAX_TREE_CODES): Ditto.
6033 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6034 SPARE member to store remaining padding bits.
6036 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6038 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6041 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6043 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6044 * configure: Regenerate.
6046 * configure: Regenerate using the correct version of autoconf.
6048 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6050 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6052 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6053 regs to "__SP_L__" and "__SP_H__".
6055 2007-03-27 Richard Guenther <rguenther@suse.de>
6057 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6058 computations with it with a HOST_WIDE_INT variable.
6060 2007-03-26 Mike Stump <mrs@apple.com>
6062 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6063 objective-c-header, objective-c++-header and objc++-cpp-output
6065 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6067 2007-03-26 Richard Henderson <rth@redhat.com>
6070 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6071 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6072 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6073 IX86_BUILTIN_PSRLQ128): New.
6074 (ix86_init_mmx_sse_builtins): Add them.
6075 (ix86_expand_builtin): Expand them.
6076 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6077 operand 2 be TImode.
6078 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6079 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6080 _mm_srli_epi64): Mark __B const.
6081 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6082 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6083 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6084 new two-vector shift builtins.
6086 2007-03-26 Ian Lance Taylor <iant@google.com>
6088 PR tree-optimization/31345
6089 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6090 [+INF, +INF(OVF)] into VARYING.
6092 2007-03-26 Zack Weinberg <zackw@panix.com>
6094 * gengtype-parse.c: New file.
6095 * gengtype-yacc.y: Delete.
6096 * gengtype-lex.l: Don't include gengtype-yacc.h.
6097 Define YY_DECL and yyterminate appropriately for recursive
6098 descent parser. yylval is now a string out-parameter to yylex.
6099 (HWS, EOID): New shorthand.
6100 (IWORD): Add a couple more types.
6101 (yylex): Add a setup stanza. Remove the complex rules for
6102 detecting GTY'ed types and typedefs; replace with simple
6103 keyword detectors. Adjust everything for the changed
6104 definition of yylval. Ignore all pp-directives, not just #define.
6106 (parse_file): Rename yybegin; do not call yyparse.
6108 * gengtype.c (xasprintf): Export again.
6109 (this_file): New. Use everywhere __FILE__ was being used.
6110 (get_lang_bitmap): Special case types defined in gengtype.c.
6111 (do_typedef, new_structure): Suppress definition of certain types.
6112 (new_structure): Improve diagnostics of duplicate definitions.
6113 Make sure location_s is associated with input.h.
6114 (nreverse_pairs, define_location_structures): New functions.
6115 (main): Improve tagging of kludge types. Remove old kludges
6116 for input.h types; use define_location_structures.
6117 * gengtype.h: Update prototypes. Define token codes here.
6118 * Makefile.in: Remove all references to gengtype-yacc.
6119 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6121 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6122 add GTY((skip)) to the field that's only conditionally there.
6123 * doc/install.texi: Document that Bison is no longer required
6124 unless building treelang.
6126 * gengtype.c: Don't include gtyp-gen.h.
6127 (srcdir): Declare here.
6128 (base_files, lang_dir_names): Allocate dynamically.
6129 (gt_files, num_gt_files, num_lang_dirs): New globals.
6130 (measure_input_list, read_input_line, read_input_list)
6131 (set_lang_bitmap): New functions.
6132 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6133 simplify, relying on read_input_list to set up the bitmaps.
6134 (main): Arguments are no longer unused. Check for correct number
6135 of command line arguments, set srcdir and srcdir_len, then call
6136 read_input_list, before doing anything else. No need to worry
6137 about duplicates in main loop.
6138 * configure.ac: Simplify the calculation of all_gtfiles.
6139 Put language tags in there. Don't set or substitute
6140 all_gtfiles_files_langs or all_gtfiles_files_frags.
6141 * Makefile.in: Revamp the way gengtype is invoked, now that it
6142 takes a file on its command line with a much simpler format.
6143 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6144 (GTFILES): Remove duplicates and C source files.
6145 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6146 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6147 * configure: Regenerate.
6149 * gengtype.h: Remove all type definitions to gengtype.c; leave
6150 only definitions of options_p, type_p, and pair_p as opaque
6151 pointers. Update prototypes.
6152 * gengtype.c: Many type definitions moved here from gengtype.h.
6153 Consolidate type definitions at the top of the file.
6154 (xvasprintf): Delete.
6155 (xasprintf): Make static.
6156 (create_nested_pointer_option): Add 'next' parameter.
6157 (create_field_all, create_field_at): New functions.
6158 (create_field): Now a thin wrapper around create_field_all.
6159 (create_optional_field): Rename create_optional_field_ and add
6160 line argument. Original name is now a macro which supplies
6162 (oprintf): Use vsnprintf directly.
6163 (close_output_files): Use fatal rather than perror/exit.
6164 (note_def_vec, note_def_vec_alloc): Use create_field_at.
6165 (main): Set progname. Don't use exit.
6166 * gengtype-yacc.y (struct_fields): Use create_field_at.
6167 (option, optionseqopt): Delete.
6168 (optionseq): Consolidate productions from option here so we
6169 can use the first argument to create_option.
6171 * gengtype-lex.l: Distinguish unions from structures in the
6172 token type. Don't call find_structure; return the tag as a string.
6173 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
6174 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
6175 Reorganize typedef_struct production accordingly.
6176 Use create_nested_ptr_option.
6177 * gengtype.c (create_nested_ptr_option): New function.
6178 * gengtype.h: Declare it.
6180 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
6181 (string_type): Don't declare.
6182 (do_scalar_typedef): Declare.
6183 (create_scalar_type): Update prototype.
6184 * gengtype.c (string_type): Make static.
6185 (scalar_nonchar, scalar_char): New.
6186 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
6187 (resolve_typedef): Use scalar_nonchar for error recovery.
6188 (create_scalar_type): Remove name_len field. Return scalar_char
6189 or scalar_nonchar as appropriate.
6190 (adjust_field_type): Look at scalar_is_char boolean to decide whether
6192 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
6194 (main): Initialize scalar_char and scalar_nonchar before calling
6196 * gengtype-lex.l: Adjust for removal of second argument to
6197 create_scalar_type. Use yylval.s instead of yylval.t when
6199 * gengtype-yacc.y: Type of SCALAR is string. Call
6200 create_scalar_type from type:SCALAR rule. Adjust for removal of
6201 second argument to create_scalar_type.
6203 * vec.h: Remove all #if IN_GENGTYPE blocks.
6204 Add comment saying that changes may require adjustments to gengtype.
6205 * gengtype.c: Don't include coretypes.h or tm.h.
6206 Add comment to inclusion of errors.h.
6207 (note_def_vec, note_def_vec_alloc): New functions.
6208 * gengtype.h: Declare new functions.
6209 * gengtype-lex.l: Don't include coretypes.h.
6210 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
6212 (update_lineno): Remove unnecessary prototype.
6213 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
6214 (VEC rule): Just return VEC_TOKEN.
6215 * gengtype-yacc.y (VEC_TOKEN): New token type.
6216 (type): Add a production for VEC(a,b).
6217 * Makefile.in: Update dependencies.
6219 * gengtype-lex.l: Remove rules for parsing pointer-to-function
6220 typedefs that use the old PARAMS macro.
6222 * gengtype-lex.l: Remove all rules and states relating to yacc
6224 * gengtype-yacc.y: Similarly.
6225 * gengtype.c (note_yacc_type): Delete function.
6226 * gengtype.h: Update prototypes.
6228 2007-03-26 Joseph Myers <joseph@codesourcery.com>
6230 * tree-pretty-print.c (dump_generic_node): Report precision of
6231 unnamed integer types.
6233 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
6235 * ifcvt.c (noce_try_store_flag_constants): Don't check
6236 no_new_pseudos here.
6237 (noce_try_store_flag_constants): Don't check no_new_pseudos.
6238 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
6239 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6240 noce_try_sign_mask): Likewise.
6241 (if_convert): Check no_new_pseudos here.
6243 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6245 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6246 (noce_get_condition): Handle new then_else_reversed argument.
6247 (noce_init_if_info): Remove, fold into noce_find_if_block.
6248 (noce_process_if_block): Take a struct noce_if_info as the
6249 argument. Don't set up one based on ce_if_info. Update pointer
6250 references accordingly.
6251 (cond_move_process_if_block): Likewise.
6252 (process_if_block): Removed.
6253 (find_if_block): Removed. Move functionality two new functions,
6254 noce_find_if_block and cond_exec_find_if_block.
6255 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6256 blocks and the symmetric IF-ELSE-JOIN case.
6257 (cond_exec_find_if_block): Also new function mostly based on old
6258 find_if_block and process_if_block.
6259 (find_if_header): Replace find_if_block call with separately
6260 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6261 (find_cond_trap): Update noce_get_condition call.
6262 (dead_or_predicable): Likewise.
6264 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6266 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6268 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6269 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6270 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6271 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6272 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6273 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6274 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6275 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6276 __builtin_ia32_psrad128 builtins.
6278 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6280 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6281 * config/i386/constraints.md
6282 (define_constraint "I"): Use IN_RANGE macro.
6283 (define_constraint "J"): Ditto.
6284 (define_constraint "K"): Ditto.
6285 (define_constraint "M"): Ditto.
6286 (define_constraint "N"): Ditto.
6287 (define_constraint "O"): Ditto.
6288 * config/i386/predicates.md
6289 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6290 (define_predicate "const_0_to_3_operand"): Ditto.
6291 (define_predicate "const_0_to_7_operand"): Ditto.
6292 (define_predicate "const_0_to_15_operand"): Ditto.
6293 (define_predicate "const_0_to_63_operand"): Ditto.
6294 (define_predicate "const_0_to_255_operand"): Ditto.
6295 (define_predicate "const_1_to_31_operand"): Ditto.
6296 (define_predicate "const_2_to_3_operand"): Ditto.
6297 (define_predicate "const_4_to_7_operand"): Ditto.
6299 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6301 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6302 in SImode for save_world.
6303 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6306 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6308 PR tree-optimization/30784
6309 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6312 2007-03-25 Revital Eres <eres@il.ibm.com>
6314 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6315 Fold movement_possibility function into it.
6317 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6319 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6320 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6321 (call_indirect_nonlocal_darwin64): Same.
6322 (call_nonlocal_darwin64): Same.
6323 (call_value_indirect_nonlocal_darwin64): Same.
6324 (call_value_nonlocal_darwin64): Same.
6325 (sibcall_nonlocal_darwin64): Same.
6326 (sibcall_value_nonlocal_darwin64): Same.
6327 (sibcall_symbolic_64): Same.
6328 (sibcall_value_symbolic_64): Same.
6329 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6331 (rs6000_emit_load_toc_table): Same.
6332 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6333 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6339 (load_toc_v4_pic_si): Same
6340 (load_toc_v4_PIC_1): Same.
6341 (load_toc_v4_PIC_1b): Same.
6342 (call_indirect_aix{32,64}): Same.
6343 (call_value_indirect_aix{32,64}): Same.
6346 (call_local{32,64}): Same.
6347 (call_value_local{32,64}): Same.
6348 (call_indirect_nonlocal_aix{32,64}): Same.
6349 (call_nonlocal_aix{32,64}): Same.
6350 (call_value_indirect_nonlocal_aix{32,64}): Same.
6351 (call_value_nonlocal_aix{32,64}): Same.
6352 (call_indirect_nonlocal_sysv<mode>): Same.
6353 (call_nonlocal_sysv<mode>): Same.
6354 (call_value_indirect_nonlocal_sysv<mode>): Same.
6355 (call_value_nonlocal_sysv<mode>): Same.
6357 (sibcall_local{32,64}): Same.
6358 (sibcall_value_local{32,64}): Same.
6359 (sibcall_nonlocal_aix{32,64}): Same.
6360 (sibcall_value_nonlocal_aix{32,64}): Same.
6361 (sibcall_nonlocal_sysv<mode>): Same.
6362 (sibcall_value): Same.
6363 (sibcall_value_nonlocal_sysv<mode>): Same.
6365 2007-03-24 Paul Brook <paul@codesourcery.com>
6367 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6368 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6370 2007-03-24 Richard Henderson <rth@redhat.com>
6372 * config/ia64/constraints.md: New file.
6373 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6374 satisfies_constraint_?.
6375 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6376 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6377 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6378 ia64_output_mi_thunk): Likewise.
6379 (ia64_const_ok_for_letter_p): Remove.
6380 (ia64_const_double_ok_for_letter_p): Remove.
6381 (ia64_extra_constraint): Remove.
6382 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6383 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6384 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6385 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6386 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6387 EXTRA_MEMORY_CONSTRAINT): Remove.
6388 * config/ia64/ia64.md: Include constriants.md. Replace
6389 CONST_OK_FOR_? with satisfies_constraint_?.
6391 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6392 H.J. Lu <hongjiu.lu@intel.com>
6394 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6396 (name macros): Use DPD_BID_NAME to convert names properly.
6398 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6399 decimal floating point format.
6400 (init_floating_libfuncs): Change decimal functions so that they
6401 have a "bid_" prefix if the decimal system uses the BID format,
6402 and "dpd_" prefix if the decimal system uses the DPD format.
6403 (init_interclass_conv_libfuncs): Ditto.
6404 (init_intraclass_conv_libfuncs): Ditto.
6406 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6407 using the BID format.
6409 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6410 whether we are using the BID decimal format.
6411 * configure: Regenerate.
6413 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6414 the compiler has decimal floating point enabled. Define
6415 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6418 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6419 using the BID format.
6421 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6422 whether we are using the BID decimal format.
6423 * configure: Regenerate.
6425 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6426 the compiler has decimal floating point enabled. Define
6427 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6430 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6431 options, and that it is enabled for i386/x86_64 systems.
6433 * Makefile.in (enable_decimal_float): New.
6435 (DECNUMINC): Add -I$(DECNUMFMT).
6436 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6437 to $(DECNUMFMT) from $(DECNUM).
6439 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6440 Substitute enable_decimal_float.
6441 * configure: Regenerated.
6444 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6447 * configure.ac: Enable decimal float for x86_64-*-linux*.
6448 * configure: Regenerated.
6451 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6452 decimal128ClearSign to flip and clear the sign bit in decimal128.
6453 (decimal_real_maxval): Set decimal128SetSign to set the sign
6456 2007-03-23 Ian Lance Taylor <iant@google.com>
6458 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6460 2007-03-23 Ian Lance Taylor <iant@google.com>
6462 * tree-dump.c (dump_files): Correct comment.
6464 2007-03-23 Ian Lance Taylor <iant@google.com>
6466 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6468 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6470 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6471 in cfglayout mode. Don't go into and out of cfglayout mode.
6472 Link the blocks in the order of the constructed traces.
6473 (rest_of_handle_tracer): Adjust call to tracer.
6474 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6475 Don't go into cfglayout mode.
6476 (rtl_loop_done): Don't go out of cfglayout mode.
6477 * cfglayout.c (relink_block_chain): New function, split out from...
6478 (fixup_reorder_chain): ...here. Remove redundant checking.
6479 (cfg_layout_finalize): Don't clear the header, footer, and aux
6480 fields here, move the code to do so to relink_block_chain. Likewise
6481 for free_original_copy_tables.
6482 * rtl.h (tracer): Update prototype.
6483 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6484 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6485 mode. Use relink_block_chain to serialize the CFG according to the
6486 new basic block order. Move targetm.cannot_modify_jumps_p check from
6488 (gate_handle_reorder_blocks): ...to here.
6489 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6491 (gate_duplicate_computed_gotos): ...to here.
6492 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6493 something always changes when going into and out of cfglayout mode.
6494 Perform an expensive cfg cleanup while going into cfglayout mode.
6495 Always update liveness information on HAVE_conditional_execution
6496 targets. Reserialize the basic blocks and go out of cfglayout mode.
6497 * reg-stack.c: Include cfglayout.h.
6498 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6499 the call to reorder_basic_blocks.
6500 * basic-block.h (reorder_basic_blocks): Update prototype.
6501 (relink_block_chain): New prototype.
6502 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6504 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6506 * config/mips/mips.md (type, hazard, *movdi_32bit,
6507 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6508 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6509 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6510 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6511 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6513 (movcc): Change first xfer to multi.
6514 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6515 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6516 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6517 config/mips/generic.md: Change reservations using "xfer" to use
6519 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6520 using match_operand.
6521 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6522 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6524 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6526 2007-03-22 Richard Henderson <rth@redhat.com>
6528 * config/i386/i386.c: Remove unnecessary function declarations.
6529 Move targetm definition, and all related macros, to the end of
6530 the file. Resort some functions to put definitions before uses.
6531 (ix86_attribute_table): Make static. Move to end of file.
6532 (ix86_gimplify_va_arg): Make static.
6534 2007-03-22 Richard Henderson <rth@redhat.com>
6536 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6537 don't increase local_regparm with force_align_arg_pointer check.
6538 (ix86_function_sseregparm): Assert 32-bit.
6539 (type_has_variadic_args_p): New.
6540 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6541 type_has_variadic_args_p.
6542 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6543 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6544 use memset instead. Do maybe_vaarg check first; skip attribute
6545 tests if true; skip attribute tests for 64-bit.
6546 (construct_container): Remove TARGET_DEBUG_ARG.
6547 (function_arg_advance_32, function_arg_advance_64): Split out ...
6548 (function_arg_advance): ... from here.
6549 (function_arg_32, function_arg_64): Split out ...
6550 (function_arg): ... from here.
6551 (ix86_pass_by_reference): Tidy.
6552 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6553 (function_value_32): New, from parts of ix86_function_value
6554 and ix86_value_regno.
6555 (function_value_64): New, from parts of ix86_function_value
6556 and ix86_libcall_value.
6557 (ix86_function_value_1): New.
6558 (ix86_function_value, ix86_libcall_value): Use it.
6559 (return_in_memory_32, return_in_memory_64): Split out ...
6560 (ix86_return_in_memory): ... from here.
6561 (ix86_struct_value_rtx): Skip for 64-bit.
6562 (ix86_libcall_value, ix86_value_regno): Remove.
6563 (setup_incoming_varargs_64): Split out ...
6564 (ix86_setup_incoming_varargs): ... from here.
6565 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6566 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6567 * config/i386/i386-protos.h (ix86_function_value): Remove.
6568 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6570 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6573 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6574 infinities not supported, otherwise emit warning if -Woverflow. On
6575 underflow, emit warning if -Woverflow.
6576 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6578 * real.h (real_from_string): Update declaration
6580 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6581 Richard Henderson <rth@redhat.com>
6583 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6584 * calls.c (compute_argument_block_size, expand_call,
6585 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6586 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6587 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6588 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6589 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6590 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6591 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6592 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6595 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6597 * c-incpath.c (add_sysroot_to_chain): New.
6598 (merge_include_chains): Add sysroot argument. Call
6599 add_sysroot_to_chain if sysrooted.
6600 (register_include_chains): Update call to merge_include_chains.
6601 * doc/cppopts.texi: Document use of '=' in include directory
6604 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6606 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6607 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6608 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6609 insn pattern using X87MODEF12 mode macro.
6611 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6613 * regmove.c (regmove_optimize): Use reg_mentioned_p
6614 instead of reg_overlap_mentioned_p for DST.
6616 2007-03-21 Mike Stump <mrs@apple.com>
6618 * c.opt: Fixup for Objective-C/C++.
6620 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6622 * explow.c (convert_memory_address): Fold memory reference when
6623 POINTERS_EXTEND_UNSIGNED < 0
6625 2007-03-21 Richard Henderson <rth@redhat.com>
6628 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6629 * config/i386/mmintrin.h (__m64): Likewise.
6630 * config/i386/xmmintrin.h (__m128): Likewise.
6632 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6634 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6635 (VXWORKS_OS_CPP_BUILTINS): Define.
6636 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6637 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6639 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6641 * rtl.h (constant_pool_reference_p): Delete.
6642 (find_constant_src): Declare.
6643 * rtlanal.c (find_constant_src): New function.
6644 * simplify-rtx.c (constant_pool_reference_p): Delete.
6645 * config/i386/i386.md: Use find_constant_src instead of
6646 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6648 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6650 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6651 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6653 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6655 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6656 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6657 (arm_elf_asm_constructor): Use it.
6658 (arm_elf_asm_destructor): New function.
6660 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6662 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6664 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6666 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6668 2007-03-19 Andrew Haley <aph@redhat.com>
6670 PR tree-optimization/31264
6671 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6674 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6676 PR rtl-optimization/30907
6677 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6678 (fwprop_init): Always call loop_optimizer_initialize.
6679 (fwprop_done): Always call loop_optimizer_finalize.
6680 (fwprop): We always have loop info now.
6681 (gate_fwprop_addr): Remove.
6682 (pass_fwprop_addr): Use gate_fwprop as gate.
6684 PR rtl-optimization/30841
6685 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6686 df_chain_alloc): Call df_reorganize_refs unconditionally.
6687 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6688 refs_organized to refs_organized_size.
6689 (df_ref_create_structure): Use refs_organized_size instead of
6690 bitmap_size if refs had been organized, and keep refs_organized_size
6692 * df.h (struct df_ref_info): Change refs_organized to
6693 refs_organized_size.
6694 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6697 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6699 * except.c (output_function_exception_table): Do not reference the
6700 EH personality routine for functions that do not require an
6703 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6706 * c-typeck.c (convert_for_assignment): Call comptypes for
6707 RECORD_TYPE or UNION_TYPE.
6710 * reload1.c (reload): Do invalid ASM checking after
6711 cleanup_subreg_operands.
6713 2007-03-19 Jeff Law <law@redhat.com>
6715 * tree-cfg.c (find_taken_edge): Tighten conditions for
6716 optimizing computed gotos.
6718 2007-03-19 Michael Matz <matz@suse.de>
6720 * builtins.c (expand_builtin_sync_operation,
6721 expand_builtin_compare_and_swap,
6722 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6725 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6726 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6729 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6731 * doc/tm.texi: Add brackets around the return type of
6732 TARGET_SECONDARY_RELOAD.
6734 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6735 Richard Guenther <rguenther@suse.de>
6737 PR tree-optimization/31254
6738 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6739 Use handled_component_p () where appropriate. Continue
6740 propagating into the rhs if we propagated into an INDIRECT_REF
6743 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6745 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6746 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6747 (xde, xdee): Mode attributes adjusted to support DFP modes.
6748 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6749 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6750 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6751 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6752 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6753 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6754 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6756 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6757 "movsf"): Insn definitions removed.
6758 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6759 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6760 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6762 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6763 "reload_in<mode>", "reload_out<mode>"): Expander added.
6764 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6767 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6769 * config/s390/s390.md: Only non-functional changes. Renamed
6770 FPR mode macro to BFP all over the file.
6772 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6774 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6775 (op_type attribute): RRF instruction type added.
6776 (fT0): New mode attribute.
6777 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6778 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6779 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6780 no secondary memory is needed when moving DFmode values between GPRs
6783 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6785 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6786 inverted and documentation adjusted.
6787 ("mhard-dfp", "msoft-dfp"): New options.
6788 * config/s390/s390.c (s390_handle_arch_option): New architecture
6790 (override_options): Sanity checks for the new options added.
6791 * config.gcc: New architecture switch: z9-ec.
6792 * config/s390/s390.h (processor_flags): PF_DFP added.
6793 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6794 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6795 when the bit is NOT set so remove it from the defaults.
6797 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6799 * genemit.c (main): Print include statement for dfp.h.
6800 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6803 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6805 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6807 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6810 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6813 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6815 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6816 attr_length_call, output_call, output_indirect_call): Cleanup
6817 formatting of targetm calls.
6819 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6821 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6823 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6825 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6826 reservation, bypass and anti-bypass descriptions for these instructions.
6827 Update move patterns.
6828 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6831 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6833 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6834 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6835 (get_initial_def_for_reduction): Likewise.
6837 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6839 Fix PR tree-optimization/29922
6840 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6841 (get_representative): Removed.
6842 (value_dies_in_block_x): Update for rvuse removal.
6843 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6844 (compute_antic_aux): Handle when PHI nodes appear in
6845 non-single-successors.
6846 (dump_bitmap_of_names): Removed.
6847 (compute_antic_safe): Renamed and removed rvuse calculation.
6848 Calculate only antic safe.
6849 (insert_into_preds_of_block): Remove assert.
6850 (execute_pre): Update for renamed functions.
6851 (defer_or_phi_translate_block): New function.
6853 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6855 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6856 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6858 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6859 Follow spelling conventions.
6861 * tree-data-ref.h: Remove the prototype for analyze_array.
6863 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6865 PR tree-optimization/31041
6866 * tree-vect-transform.c (get_initial_def_for_induction): Call
6867 force_gimple_operand.
6869 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6871 * ipa-type-escape.c (look_for_casts) : Revert code to use
6872 handled_component_p due to ada test a-numaux.adb.
6874 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6876 * final.c (final_scan_insn): Alter the condition of a
6877 conditional trap if we have nonstandard CC.
6879 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6881 * configure.ac: Remove excess quoting from asm line 0 test.
6882 * configure: Rebuilt.
6884 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6886 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6887 * c-common.c (convert_and_check): Move warning logic to...
6888 (warnings_for_convert_and_check): ...here. Define.
6889 * c-common.h (warnings_for_convert_and_check): Declare.
6891 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6893 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6894 (output_call): Likewise.
6896 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6898 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6900 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6902 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6904 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6906 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6907 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6909 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6911 PR tree-optimization/31183
6912 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6913 Use double_int instead of unsigned int for representing access_strides.
6914 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6916 2007-03-16 Richard Guenther <rguenther@suse.de>
6918 PR tree-optimization/31146
6919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6920 to allow recursion of forward_propagate_addr_expr.
6921 (forward_propagate_addr_into_variable_array_index): Likewise.
6922 (forward_propagate_addr_expr): Likewise.
6923 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6924 (forward_propagate_addr_expr_1): Recurse on simple copies
6925 instead of propagating into them. Do so for useless conversions
6927 (forward_propagate_addr_expr): Clean up unused statements after
6930 2007-03-16 Richard Guenther <rguenther@suse.de>
6932 * builtins.c (expand_builtin_cexpi): Use the right argument
6933 for the expansion via cexp.
6935 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6937 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6938 * configure: Rebuilt.
6940 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6943 * dwarf2out.c (force_type_die): Adjust comment.
6944 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6946 2007-03-15 DJ Delorie <dj@redhat.com>
6948 * config/frv/predicates.md (minmax_operator): Don't check operands
6951 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6953 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6954 Update constant estimates of number of iterations.
6955 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6956 argument renamed to "realistic".
6957 (compute_estimated_nb_iterations): Removed.
6958 (record_niter_bound): New function.
6959 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6960 call record_nonwrapping_iv with upper = false.
6961 (infer_loop_bounds_from_signedness): Pass upper argument to
6962 record_nonwrapping_iv.
6963 (estimate_numbers_of_iterations_loop): Do not call
6964 compute_estimated_nb_iterations. Record estimate based on profile
6965 information. Initialize the constant estimates of number of
6967 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6969 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6970 number of iterations is too small.
6971 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6972 (EST_NOT_AVAILABLE): Removed.
6973 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6974 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6977 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6979 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6980 Handle NE_EXPR guards.
6982 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6985 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6986 Set also -pedantic-errors by default for the preprocessor unless
6987 -fpermissive is given.
6989 2007-03-15 Richard Guenther <rguenther@suse.de>
6993 * builtins.c (expand_builtin_cexpi): As a fallback if we
6994 don't have builtins for sincos or cexp create a function
6995 declaration for cexp and expand to a call to that.
6996 (expand_builtin_int_roundingfn): Always fall
6997 back to floor/ceil and its variants even if they may be
7000 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7003 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7004 jump tables, move the call to delete_dead_jumptables from here...
7005 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7006 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7007 don't allow merging of blocks that try_redirect_by_replacing_jump
7008 also does not handle when not optimizing.
7010 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7011 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7013 * config/i386/i386.md (x86_sahf_1): Correctly handle
7016 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7019 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7020 x86_64_general_operand as operand[2] predicate. Remove "iF"
7021 from operand constraints and use "e" constraint instead.
7022 (*subti3_1, *subti3_1 splitter): Ditto.
7023 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7024 operand[1] predicate.
7026 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7028 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7029 arrays, multiply the access strides by the size of the sub-array.
7030 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7032 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7034 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7035 the configured assembler supports the sahf mnemonic.
7036 * configure: Regenerate.
7037 * config.in: Regenerate.
7039 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7040 emit "sahf" or ".byte\t0x9e" as asm template.
7042 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7045 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7046 option to replace hard coded TARGET_xxx in md file.
7047 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7048 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7049 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7050 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7051 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7052 (X86_TUNE_NOT_VECTORMODE): Ditto.
7053 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7054 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7055 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7056 (TUNE_SLOW_IMUL_IMM8): Ditto.
7057 (TUNE_MOVE_M1_VIA_OR): Ditto.
7058 (TUNE_NOT_UNPAIRABLE): Ditto.
7059 (TUNE_NOT_VECTORMODE): Ditto.
7061 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7064 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7065 tuning options instead of hard coded TARGET_xxx.
7066 (fix ssemode peephole2's): Ditto.
7067 (imul peephole2's): Ditto.
7069 (movdi_or_rex64): Ditto.
7070 (move peephole2): Ditto.
7071 (not peephole2's): Ditto.
7073 2007-03-14 Dirk Mueller <dmueller@suse.de>
7075 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7076 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7077 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7079 * c-parser.c (c_parser_do_statement): Warn about empty body in
7081 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7082 * doc/invoke.texi (-Wempty-body): Update documentation.
7084 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7087 * c-common.h (warn_for_div_by_zero): Declare.
7088 * c-common.c (warn_for_div_by_zero): Define.
7089 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7092 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7094 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7095 to PREFIX and STANDARD_PREFIX.
7097 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7098 Phil Edwards <phil@codesourcery.com>
7100 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7101 (__gthread_once_t): Remove busy field for RTPs.
7102 (__GTHREAD_ONCE_INIT): Update accordingly.
7104 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7106 * doc/invoke.texi: Document VxWorks options.
7108 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7110 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7112 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7114 PR tree-optimization/30590
7115 * tree-nrv.c (tree_nrv): Check for the partial update of the
7118 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7120 * flags.h (flag_random_seed): Remove declaration, in favor of...
7121 * toplev.h (get_random_seed, set_random_seed): ... these.
7122 * tree.c (get_file_function_name): Use the former.
7123 * opts.c (common_handle_option): Use the latter.
7126 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7129 * cse.c (cse_find_path): Do not bail out if a basic block that
7130 we already visited now becomes part of a path that starts at a
7131 different basic block. Just disallow this, to make sure we
7132 visit each basic block at most once.
7134 2007-03-13 Jan Hubicka <jh@suse.cz>
7136 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7137 when profile esitmate is present, calls with very low frequency are
7140 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7142 PR tree-optimization/30730
7143 PR tree-optimization/26900
7144 * tree-ssa-loop-niter.c: Include gmp.h.
7146 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7147 split_to_var_and_offset, determine_value_range,
7148 bound_difference_of_offsetted_base, refine_bounds_using_guard,
7149 bound_difference, bounds_add, bounds_negate,
7150 number_of_iterations_ne_max, dump_affine_iv): New functions.
7151 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
7152 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
7153 difference of initial and final value of control iv to validate
7155 (number_of_iterations_cond): Add loop parameter. Determine bounds
7156 on the difference of the extremes of the control iv. Add dumps.
7157 (expand_simple_operations): Handle phi nodes.
7158 (simplify_using_initial_conditions): Do not record used conditions.
7159 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
7160 Do not set additional_info.
7161 (implies_nonnegative_p, implies_ge_p): Removed.
7162 (derive_constant_upper_bound): Do not use parameter `additional'.
7163 (record_estimate): Parameter `additional' removed. Parameter
7164 `i_bound' added. Do not call derive_constant_upper_bound.
7165 (record_nonwrapping_iv): Use derive_constant_upper_bound to
7166 bound the number of iterations estimate.
7167 (estimate_numbers_of_iterations_loop): Pass the estimate from
7168 the number of iterations analysis to record_estimate.
7169 * tree.h (multiple_of_p): Declare.
7170 * tree-scalar-evolution.c (expression_expensive_p): Removed.
7171 (scev_const_prop): Do not check expression_expensive_p.
7172 * fold-const.c (multiple_of_p): Exported.
7173 * double-int.c (double_int_mask): Exported.
7174 * double-int.h (double_int_mask): Declare.
7175 * tree-flow.h (struct tree_niter_desc): Removed additional_info
7176 field. Added max field.
7178 2007-03-13 David Taylor <taylor@candd.org>
7181 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
7184 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7187 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
7188 two unamed patterns.
7190 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
7192 * config/i386/i386.opt (mcx16, msahf): New options.
7193 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
7194 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
7196 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
7197 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
7198 Output -mcx16 and -msahf options when corresponding bit is set.
7200 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
7203 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7205 * configure.ac: Test for assembler tolerance to # 0 "".
7206 * configure, config.in: Rebuilt.
7207 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
7209 2007-03-13 Geoffrey Keating <geoffk@apple.com>
7211 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
7213 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
7214 (handle_syscall): Handle direct system calls.
7215 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
7217 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7219 * doc/invoke.texi: Fix cpp.info cross-reference.
7220 * doc/passes.texi: Fix gcc.info cross-reference.
7222 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
7224 PR tree-optimization/30835
7225 * lambda-code.c (can_convert_to_perfect_nest): Check whether
7226 bb_for_stmt is not NULL before accessing it.
7228 2007-03-12 Joseph Myers <joseph@codesourcery.com>
7230 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
7233 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7236 * doc/install.texi: Document --enable-stage1-languages
7238 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7240 * tree-pass.h (pass_into_cfg_layout_mode,
7241 pass_outof_cfg_layout_mode): Declare.
7242 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7243 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7244 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7245 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7247 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7249 * c-decl.c (warn_variable_length_array): New function.
7250 Refactored from grokdeclarator to handle warn_vla
7251 and handle unnamed array case.
7252 (grokdeclarator): Refactored VLA warning case.
7253 * c.opt (Wvla): New flag.
7254 * doc/invoke.texi (Wvla): New warning.
7256 2007-03-12 Richard Henderson <rth@redhat.com>
7258 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7259 (TARGET_SECTION_TYPE_FLAGS): New.
7261 2007-03-12 Richard Henderson <rth@redhat.com>
7263 * config/darwin.c (machopic_reloc_rw_mask): New.
7264 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7265 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7267 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7269 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7270 * cppdefault.h (cpp_PREFIX): Document.
7271 (cpp_PREFIX_len): Likewise.
7272 (cpp_EXEC_PREFIX): New variable.
7273 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7274 * c-incpath.c (add_standard_paths): Correct logic for relocating
7275 paths within prefix.
7277 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7279 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7280 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7282 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7283 fix_truncdfdi_sse using SSEMODEF mode macro.
7284 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7285 fix_truncdfsi_sse using SSEMODEF mode macro.
7286 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7287 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7289 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7291 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7294 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7296 * tree.h : Add multiple_of_p declaration.
7297 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7298 * ipa-type-escape.c (results_of_malloc): Redundant.
7299 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7300 (cast_type): Extended with new members.
7301 (check_cast): Returns cast_type.
7302 (cast): New structure for data of walk_use_def_chains.
7303 (is_malloc_result, is_cast_from_non_pointer_1,
7304 is_cast_from_non_pointer,
7305 is_array_access_through_pointer_and_index): New functions.
7306 (look_for_casts): Returns cast types.
7307 (check_call): Returns void.
7308 (okay_pointer_operation): Use support of pointer plus index,
7309 pointer plus constant and allow all multiplications.
7311 2007-03-11 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/31115
7314 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7315 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7316 A shift count of zero is not special as with *_DIV_EXPR.
7317 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7320 2007-03-11 Ian Lance Taylor <iant@google.com>
7322 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7323 the *_DIV_EXPR codes correctly with overflow infinities.
7325 2007-03-11 Ira Rosen <irar@il.ibm.com>
7327 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7328 indicate success/failure of the analysis. Add negation to subtrahend
7329 in case of subtraction. Fail if both operands contain constants.
7330 (create_data_ref): Fail if analyze_offset fails.
7332 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7334 * config/i386/i386.md (frndintxf2): Rename to ...
7335 (rintxf2): ... this. Remove expander having same name.
7336 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7337 (roundsf2, rounddf2): Ditto.
7338 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7339 (lround<mode>di2, lround<mode>si2): Ditto.
7341 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7343 * lower-subreg.c: Include except.h.
7344 (decompose_multiword_subregs): Verify that the only control flow
7345 insns we can split are loads to multi-words pseudos.
7346 Handle breaking such blocks after splitting, instead of calling
7347 find_many_sub_basic_blocks.
7349 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7350 on the new basic block. Add a lengthy comment explaining why we
7351 thought this was necessary.
7352 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7354 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7357 * tree.c (walk_type_fields): Recurse into the element type of
7358 ARRAY_TYPEs if there is a pointer set.
7360 2007-03-10 Dirk Mueller <dmueller@suse.de>
7362 * c-common.c (warn_logical_operator): Fix condition.
7364 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
7366 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7368 * config/darwin.c (machopic_select_section): Remove superfluous
7369 argument in call to categorize_decl_for_section. Remove unused
7372 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7374 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7376 * configure: Regenerate.
7378 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7381 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7382 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7383 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7384 Add LABEL_NUSES to emitted label.
7385 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7386 branch probability value to emitted jump insn.
7387 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7388 Do not check life information and do not re-arrange input operands
7389 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7391 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7393 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7394 the change of decode_asm_operands.
7396 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7398 * mode-switching.c (create_pre_exit): Skip blockage insn.
7400 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7402 * tree-pass.h (TODO_update_smt_usage): Remove.
7404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7408 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7410 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7411 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7412 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7415 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7417 * gcc.c: Document %{, in big comment at top.
7418 (input_suffix_matches): Remove special handling for .s and
7420 (input_spec_matches): New.
7421 (handle_braces): Handle %{,.
7422 (validate_switches): ',' indicates a value which is not a switch.
7423 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7424 to detect assembler input.
7425 * config/i386/sol2.h (CPP_SPEC): Likewise.
7426 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7427 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7428 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7429 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7430 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7431 -m64 causes deployment target to default to 10.5.
7432 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7434 2007-03-09 Richard Henderson <rth@redhat.com>
7437 * target.h (targetm.asm.out.reloc_rw_mask): New.
7438 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7439 (TARGET_ASM_OUT): Use it.
7440 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7441 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7442 use the new reloc_rw_mask target hook instead.
7443 (default_section_type_flags_1): Merge into...
7444 (default_section_type_flags): ... here.
7445 (decl_readonly_section_1): Merge into...
7446 (decl_readonly_section): ... here.
7447 (default_elf_select_section_1): Merge into...
7448 (default_elf_select_section): ... here.
7449 (default_unique_section_1): Merge into...
7450 (default_unique_section): ... here.
7451 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7452 (default_select_rtx_section): Use it.
7453 (default_elf_select_rtx_section): Likewise.
7454 * output.h: Update to match.
7455 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7456 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7457 (TARGET_ASM_RELOC_RW_MASK): New.
7458 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7459 to categorize_decl_for_section.
7460 (x86_64_elf_unique_section): Likewise.
7461 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7462 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7463 (TARGET_ASM_RELOC_RW_MASK): New.
7464 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7465 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7466 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7467 (TARGET_RWRELOC): Remove.
7468 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7469 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7470 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7471 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7472 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7473 (rs6000_xcoff_select_section): Use decl_readonly_section.
7474 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7475 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7476 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7477 (TARGET_SECTION_TYPE_FLAGS): Remove.
7478 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7480 2007-03-09 Roger Sayle <roger@eyesopen.com>
7482 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7483 complex constant equality/inequality comparisons for here.
7484 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7485 known at compile-time or can be simplified to a scalar comparison.
7486 (fold_relational_const): Move compile-time evaluation of complex
7487 constant equality/inequality comparisons to here.
7489 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7491 PR rtl-optimization/30643
7492 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7494 (fold_rtx): Recurse, like before 2006-11-03.
7496 2007-03-09 DJ Delorie <dj@redhat.com>
7498 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7501 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7503 PR tree-optimization/30375
7504 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7505 LHS of statements is not the same.
7506 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7508 2007-03-09 Chao-ying Fu <fu@mips.com>
7510 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7512 * doc/invoke.texi (-mdspr2): Document new option.
7513 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7514 New unspec for DSP REV 2.
7515 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7516 these instructions are extended in DSP REV 2.
7517 (mips-dspr2.md): Include.
7518 * config/mips/mips.opt (mdspr2): New option.
7519 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7520 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7521 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7522 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7523 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7524 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7525 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7527 (bdesc_map): Add one field of unsupported_target_flags.
7528 (bdesc_arrays): Update entries to have extra fields. Add
7530 (mips_init_builtins): Initialize new function types.
7531 Check unsupported_target_fileds to filter out builtins.
7532 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7534 (ASM_SPEC): Pass mdspr2 to the assembler.
7535 * config/mips/mips-dspr2.md: New file.
7537 2007-03-09 Sa Liu <saliu@de.ibm.com>
7539 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7541 2007-03-09 Ian Lance Taylor <iant@google.com>
7543 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7544 argument) like -Wstrict-overflow=2.
7545 * doc/invoke.texi (Warning Options): Update documentation.
7547 2007-03-09 Dirk Mueller <dmueller@suse.de>
7550 * doc/invoke.texi (-Wlogical-op): Document.
7551 * common.opt (-Wlogical-op): New.
7552 * c-common.h (warn_logical_operator): Declare.
7553 * c-common.c (warn_logical_operator): Define.
7554 * c-typeck.c (parser_build_binary_op): Call
7555 warn_logical_operator.
7557 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7559 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7560 * final.c (final_scan_insn): Test for non-"" file name.
7562 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7564 * doc/loop.texi: Document the Omega linear constraints solver.
7565 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7566 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7567 omega-hash-table-size, omega-max-keys, and
7568 omega-eliminate-redundant-constraints.
7569 * tree-pass.h (pass_check_data_deps): Declared.
7572 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7573 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7574 pass_check_data_deps): New.
7575 * tree-data-ref.c (init_data_ref): Remove declaration.
7576 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7577 (analyze_array): Renamed init_array_ref, move up initializations.
7578 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7579 Removed arguments that are set to NULL.
7580 (analyze_indirect_ref): Correct indentation, correct call to
7582 (object_analysis): Call init_array_ref instead of analyze_array.
7583 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7584 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7585 of DR_ACCESS_FNS_ADDR.
7586 (init_omega_eq_with_af, omega_extract_distance_vectors,
7587 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7588 ddr_consistent_p): New.
7589 (compute_affine_dependence): Check consistency of ddrs when
7590 flag_check_data_deps is passed.
7591 (analyze_all_data_dependences): Uncomment.
7592 (tree_check_data_deps): New.
7593 * tree-data-ref.h: Include omega.h.
7594 (DR_ACCESS_FNS_ADDR): Removed.
7595 (data_dependence_relation): Add inner_loop.
7596 (DDR_INNER_LOOP): New.
7597 * common.opt (fcheck-data-deps): New.
7598 * tree-flow.h (tree_check_data_deps): Declare.
7599 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7600 (OBJS-common): Depend on omega.o.
7602 * passes.c (pass_check_data_deps): Scheduled.
7603 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7604 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7605 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7606 PARAM_VECT_MAX_VERSION_CHECKS,
7607 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7609 2007-03-09 Richard Guenther <rguenther@suse.de>
7611 PR tree-optimization/30904
7613 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7614 the same way as *_DIV_EXPR.
7616 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7618 * recog.c (decode_asm_operands): No mixed declarations and code.
7620 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7622 * rtl.def (ASM_INPUT): Add location.
7623 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7624 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7625 (decode_asm_operands): Add loc operand.
7626 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7627 * stmt.c (expand_asm): Rename to...
7628 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7629 gen_rtx_ASM_INPUT_loc.
7630 (expand_asm_expr): Adjust.
7631 * recog.c (decode_asm_operands): Add loc operand.
7632 (check_asm_operands, extract_insn): Adjust.
7633 * reload1.c (maybe_fix_stack_asms): Likewise.
7634 * final.c (asm_insn_count): Likewise.
7635 (final_scan_insn): Output # line before and after asm.
7637 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7639 * tree-ssa-structalias.c (variable_info): Remove
7641 (new_var_info): Ditto.
7642 (shared_bitmap_info_t): New structure.
7643 (shared_bitmap_table): New variable.
7644 (shared_bitmap_hash): New function.
7645 (shared_bitmap_eq): Ditto
7646 (shared_bitmap_lookup): Ditto.
7647 (shared_bitmap_add): Ditto.
7648 (merge_smts_into): Change to take bitmap directly.
7649 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7650 (init_alias_vars): Init shared bitmap hashtable.
7651 (delete_points_to_sets): Delete shared bitmap hashtable.
7652 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7653 is_aliased removal as a change that was still necessary was
7656 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7658 * config/i386/i386.h (override_options): Conditionally disable
7659 x86_sahf for 64bit targets only.
7661 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7664 * c-decl.c (merge_decls): Don't call make_var_volatile.
7665 * varasm.c (make_var_volatile): Remove.
7666 * output.h (make_var_volatile): Remove.
7668 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7670 PR tree-optimization/31085
7671 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7673 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7675 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7676 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7677 ATTR_CONST_NOTHROW_LIST.
7679 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7682 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7684 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7686 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7689 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7691 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7692 passed, use shared libgcc.
7694 2007-03-08 Roger Sayle <roger@eyesopen.com>
7696 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7697 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7698 (honor_protect_cleanup_actions, lower_try_finally_switch):
7700 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7701 ifc_temp_var): Likewise.
7702 * tree-inline.c (setup_one_parameter): Likewise.
7703 * tree-mudflap.c (mf_decl_cache_locals,
7704 mf_build_check_statement_for): Likewise.
7705 * tree-nested.c (init_tmp_var, save_tmp_var,
7706 finalize_nesting_tree_1): Likewise.
7707 * tree-outof-ssa.c (insert_copy_on_edge,
7708 insert_backedge_copies): Likewise.
7709 * tree-profile.c (tree_gen_edge_profiler,
7710 tree_gen_ic_profiler): Likewise.
7711 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7712 * tree-sra.c (sra_build_assignment): Likewise.
7713 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7714 * tree-ssa-math-opts.c (insert_reciprocals,
7715 execute_cse_sincos_1): Likewise.
7716 * tree-tailcall.c (adjust_accumulator_values,
7717 adjust_return_value): Likewise.
7718 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7719 * tree-vect-transform.c (vect_create_data_ref_ptr,
7720 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7721 vect_create_epilog_for_reduction, vectorizable_reduction,
7722 vectorizable_call, vectorizable_conversion,
7723 vectorizable_assignment, vectorizable_operation,
7724 vectorizable_type_demotion, vect_gen_widened_results_half,
7725 vect_permute_store_chain, vectorizable_store,
7726 vect_setup_realignment, vect_permute_load_chain,
7727 vectorizable_load, vectorizable_condition,
7728 vect_create_cond_for_align_checks): Likewise.
7729 * tree-vrp.c (build_assert_expr_for): Likewise.
7731 2007-03-08 Ian Lance Taylor <iant@google.com>
7733 * tree-vrp.c: Include "intl.h".
7734 (usable_range_p): New static function.
7735 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7736 overflowed values, juts set *strict_overflow_p.
7737 (compare_values): Only return -2 if one of the operands is not a
7739 (compare_ranges): Call usable_range_p.
7740 (compare_range_with_value): Likewise.
7741 (vrp_evaluate_conditional_warnv): Rename from
7742 vrp_evaluate_conditional. Make static. Change all callers.
7743 (vrp_evaluate_conditional): New function.
7744 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7746 (simplify_abs_using_ranges): Likewise.
7747 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7748 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7749 within_stmt parameter.
7750 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7751 vrp_evaluate_conditional.
7752 * tree-ssa-threadedge.c
7753 (record_temporary_equivalences_from_stmts_at_dest): Change
7754 simplify parameter to take a second tree parameter.
7755 (simplify_control_stmt_condition): Likewise.
7756 (thread_across_edge): Likewise.
7757 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7758 (thread_across_edge): Likewise.
7759 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7761 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7763 * config/i386/i386.h (TARGET_SAHF): New define.
7764 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7765 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7766 (x86_sahf): New global variable.
7767 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7768 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7769 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7770 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7772 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7773 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7774 when expanding fcomi/sahf based tests.
7775 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7776 expanding sahf based alternative. Emit sahf based sequence when
7777 optimizing for code size.
7778 * config/i386/i386.md (x86_sahf_1): Do not disable for
7779 TARGET_64BIT, enable for TARGET_SAHF.
7781 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7783 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7784 spurious whitespace from error message.
7786 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7789 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7791 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7793 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7795 * tree-sra.c (instantiate_element): Propagate disabled warnings
7796 from the element itself to the created variable.
7798 2007-03-07 Richard Henderson <rth@redhat.com>
7801 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7802 silently fix up the stack in the case of a missing register.
7804 2007-03-07 Paul Brook <paul@codesourcery.com>
7806 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7808 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7810 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7812 (phase1_vrs): Use them.
7813 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7814 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7815 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7816 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7817 __gnu_Unwind_Restore_WMMXC if required.
7818 (_Unwind_VRS_Pop): Implement iWMMXt support.
7819 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7820 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7821 gnu_Unwind_Save_WMMXC): Define.
7823 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7825 * config/vxworks.h (vxworks_override_options): Declare.
7826 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7827 * config/vxworks.c: Include target.h and toplev.h.
7828 (vxworks_override_options): New function.
7829 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7831 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7833 * config/s390/s390.c (override_options): Don't emit an error when
7834 -mstack-size is used without providing -mstack-guard.
7835 (s390_emit_prologue): Choose stack_guard value automatically if not
7836 provided via command line.
7837 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7839 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7841 * config/i386/i386.c (output_set_got): Add a GOT initialization
7842 sequence for VxWorks PIC.
7843 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7844 around labels as well as symbols. Use gotoff_operand instead
7845 of local_symbolic_operand.
7846 (legitimize_pic_address): Use gotoff_operand instead of
7847 local_symbolic_operand. Use @GOT accesses for labels as
7849 (ix86_output_addr_diff_elt): Use PC-relative rather than
7850 GP-relative offsets for VxWorks PIC.
7851 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7852 no_new_pseudos. Check whether the returned register is op0.
7853 * config/i386/i386.md (tablejump): Use PC-relative rather than
7854 GP-relative offsets for VxWorks PIC.
7855 * config/i386/predicates.md (gotoff_operand): New predicate.
7857 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7859 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7861 * config/vxworks-dummy.h: New file.
7862 * config/i386/i386.h: Include it.
7864 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7866 * dwarf2out.c (is_inlined_entry_point): New
7867 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7868 DW_AT_ranges if the first subblock is the entry point.
7870 2007-03-06 David Daney <ddaney@avtrex.com>
7872 * doc/install.texi (mips-*-*): Change recommended binutils
7875 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7877 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7878 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7880 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7881 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7883 2007-03-06 Jan Hubicka <jh@suse.cz>
7885 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7886 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7888 (probably_cold_bb_p): Cold functions are cold.
7889 (probably_never_executed_bb_p): Cold functions are cold.
7890 (tree_bb_level_predictions): Predict calls to cold functions as not
7892 (compute_function_frequency): Check hot/cold attributes.
7893 * function.h (function_frequency): Update comments.
7894 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7895 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7896 (c_common_att): Add cold and hot.
7898 * doc/extend.texi (hot,cold attributes): Document.
7900 2007-03-06 Andrew Haley <aph@redhat.com>
7902 * function.c (expand_function_end): Move blockage to just after we
7903 emit the label for the naked return from the function.
7905 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7907 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7910 2007-03-06 Jan Hubicka <jh@suse.cz>
7912 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7913 loaded for constant large models. Non-large 64bit PIC can do.
7914 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7915 * cmodel.h: Add LARGE PIC.
7916 * i386.md (UNSPEC_PLTOFF): New.
7917 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7919 (*call_1_rex64): Disable for large models.
7920 (*call_1_rex64_large): New.
7921 (*call_value_1_rex64): Disable for large models.
7922 (*call_value_1_rex64_large): New.
7923 (set_rip_rex4): New.
7924 (set_got_offset_rex64): New.
7925 * predicates.md (constant_call_address_operand): For large model
7926 constant calls are not possible.
7927 * i386-protos.h (construct_plt_address): Declare.
7928 * i386.c (override_options): Accept large models.
7929 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7930 (legitimate_constant_p): Add new UNSPECs.
7931 (legitimate_pic_operand_p): Likewise.
7932 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7933 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7935 (output_pic_addr_const): Add PLTOFF.
7936 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7937 (ix86_expand_move): Legitimize pic address when in PIC mode.
7938 (construct_plt_address): New function.
7939 (ix86_expand_call): Offload the address to register and use GOT pointer
7941 * invoke.texi (mcmodel=large): Update documentation.
7943 2007-03-06 Richard Henderson <rth@redhat.com>
7945 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7946 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7947 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7948 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7949 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7950 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7951 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7952 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7953 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7954 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7955 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7956 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7957 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7958 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7959 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7960 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7961 x86_schedule, x86_use_bt, x86_pad_returns,
7962 x86_use_xchgb): Merge into ...
7963 (ix86_tune_features): ... here. New array.
7964 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7965 x86_bswap): Merge into ...
7966 (ix86_arch_features): ... here. New array.
7967 (x86_3dnow_a): Remove.
7968 (x86_accumulate_outgoing_args): Make static.
7969 (x86_arch_always_fancy_math_387): Make static.
7970 (ix86_tune_mask, ix86_arch_mask): Move ...
7971 (override_options): ... to local variables here. Apply the
7972 appropriate mask to each element of ix86_arch_features and
7973 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7974 as were done in the old macros.
7975 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7976 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7977 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7978 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7979 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7980 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7981 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7982 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7983 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7984 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7985 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7986 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7987 x86_accumulate_outgoing_args, x86_prologue_using_move,
7988 x86_epilogue_using_move, x86_decompose_lea,
7989 x86_arch_always_fancy_math_387, x86_shift1,
7990 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7991 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7992 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7993 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7994 x86_use_incdec, x86_pad_returns, x86_bswap,
7995 x86_partial_flag_reg_stall): Remove.
7996 (enum ix86_tune_indices): New.
7997 (ix86_tune_features): New.
7998 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7999 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8000 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8001 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8002 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8003 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8004 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8005 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8006 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8007 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8008 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8009 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8010 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8011 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8012 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8013 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8014 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8015 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8016 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8017 TARGET_EXT_80387_CONSTANTS): Use it.
8018 (enum ix86_arch_indices): New.
8019 (ix86_arch_features): New.
8020 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8021 TARGET_BSWAP): Use it.
8022 (ix86_tune_mask, ix86_arch_mask): Remove.
8024 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8027 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8028 Define using $${sysroot_headers_suffix}.
8029 * configure: Regenerate.
8030 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8031 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8033 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8034 * gcc.c (print_sysroot_headers_suffix): New.
8035 (option_map): Include --print-sysroot-headers-suffix.
8036 (display_help): Mention -print-sysroot-headers-suffix.
8037 (process_command): Handle -print-sysroot-headers-suffix.
8038 (do_spec_1): Append multilib directory to include-fixed path if
8039 sysroot suffixes in use.
8040 (main): Handle -print-sysroot-headers-suffix.
8041 * Makefile.in (start.encap): Don't depend on xlimits.h
8042 (xlimits.h): Remove.
8043 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8044 limits.h for each multilib in fixinc_list.
8045 (fixinc_list, s-fixinc_list): New.
8046 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8047 generate them for each multilib in fixinc_list.
8048 (stmp-fixproto): Use include-fixed. Run fixproto for each
8049 multilib in fixinc_list.
8050 (mostlyclean): Don't remove xlimits.h.
8051 (clean): Remove include-fixed.
8052 (real-install-headers-tar, real-install-headers-cpio,
8053 real-install-headers-cp): Don't copy include, only include-fixed.
8054 (install-mkheaders): Depend on fixinc_list. Don't depend on
8055 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8056 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8057 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8059 2007-03-06 Jan Hubicka <jh@suse.cz>
8061 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8064 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8066 * configure.ac: Allow tm_file to contain build-directory files.
8067 * configure: Regenerate.
8068 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8069 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8070 * config/m68k/print-sysroot-suffix.sh: New file.
8072 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8074 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8075 of pic_offset_table_rtx if reload_completed.
8076 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8077 PIC_OFFSET_TABLE_REGNUM.
8078 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8080 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8081 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8083 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8085 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8086 functions that call eh_return.
8088 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8090 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8091 functions that need a constant pool.
8093 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8096 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8097 (m68k_preferred_reload_class): Likewise.
8098 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8099 (SECONDARY_RELOAD_CLASS): Define.
8100 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8101 (LIMIT_RELOAD_CLASS): Delete.
8102 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8103 registers from storing bytes.
8104 (m68k_secondary_reload_class): New function.
8105 (m68k_preferred_reload_class): Likewise.
8107 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8109 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8111 (m68k_expand_prologue): Likewise.
8113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8115 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8116 (mips_expand_epilogue): Add a bool parameter.
8117 (m68k_legitimize_sibcall_address): Declare.
8118 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8119 (m68k_expand_epilogue): Add a parameter to select between sibling
8120 and normal epilogues. Only generate a return for the latter.
8121 (m68k_ok_for_sibcall_p): New function.
8122 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8123 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8124 (sibcall_value, *sibcall_value): Likewise.
8125 (*call, *call_value): Require !SIBLING_CALL_P.
8126 (epilogue): Update call to m68k_expand_epilogue.
8127 (sibcall_epilogue): New pattern.
8128 * config/m68k/predicates.md (const_call_operand): Say that this
8129 predicate applies to sibling calls too.
8130 (sibcall_operand): New predicate.
8132 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8134 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8135 alternatives as movsi_cf.
8136 (movsf_cf_hard): Add commentary.
8138 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8139 Richard Sandiford <richard@codesourcery.com>
8141 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8142 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8143 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8144 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8145 as being live on exit from an interrupt function.
8146 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8147 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8148 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
8149 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
8150 (m68k_interrupt_function_p): Globalize.
8151 (m68k_compute_frame_layout): Remove reverse mask code.
8152 (m68k_emit_movem, m68k_set_frame_related): New functions.
8153 (m68k_output_function_prologue): Delete in favor of...
8154 (m68k_expand_prologue): ...this new function.
8155 (m68k_output_function_epilogue): Delete in favor of...
8156 (m68k_expand_epilogue): ...this new function.
8157 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
8159 (print_operand): Handle %?.
8160 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
8161 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
8162 (prologue, epilogue): New patterns.
8163 (return): Turn into a define_expand.
8164 (*return): New pattern, derived from old "return" pattern. Use rte
8165 rather than rts for interrupt functions. Only use rtd if the pop
8167 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
8168 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
8169 (link, *link, unlink, *unlink, load_got): Likewise.
8171 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8175 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
8176 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
8177 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
8178 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
8179 and m68k_matches_u_p.
8180 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
8181 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
8182 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
8183 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
8184 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
8185 (REG_STRICT_P): New macro.
8186 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
8187 PCREL_GENERAL_OPERAND_OK.
8188 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
8189 m68k_legitimate_base_reg_p.
8190 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
8191 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
8192 (PIC_CASE_VECTOR_ADDRESS): Update comment.
8193 * config/m68k/m68k.c (m68k_address): New structure.
8194 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
8195 (m68k_decompose_index, m68k_legitimate_constant_address_p)
8196 (m68k_jump_table_ref_p, m68k_decompose_address)
8197 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
8198 (m68k_matches_u_p): New functions.
8199 (print_operand_address): Rewrite to use m68k_decompose_index.
8201 2007-03-05 David Taylor <dtaylor@emc.com>
8203 * gcc.c: Correct copyright date in --version output.
8205 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8207 * pa.md: In unamed move patterns, disparge copies between general
8208 and floating point registers using '?' modifier. Don't include 'f'
8209 constraint for register preferences in DImode, SImode, HImode and
8210 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
8211 Remove constraints for copies between general and floating registers
8212 in soft-float DFmode pattern.
8213 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
8217 2007-03-05 Mike Stump <mrs@apple.com>
8219 * c-common.c (targetcm): Add.
8220 * c-opts.c (c_common_handle_option): Handle language specific
8222 * opts.c (handle_option): Verify language for target options, if
8224 * opth-gen.awk: Add CL_LANG_ALL.
8225 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
8226 (TARGETCM_INITIALIZER): Add.
8227 * target.h (struct gcc_targetcm): Add.
8229 * targhooks.c (default_handle_c_option): Add.
8230 * targhooks.h (default_handle_c_option): Add.
8231 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
8233 * config/darwin.opt (iframework): Add.
8234 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
8235 * config/darwin-c.c (handle_c_option): Add.
8236 (TARGET_HANDLE_C_OPTION): Add.
8238 * doc/invoke.texi (Darwin Options): Add -iframework.
8240 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8242 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8245 2007-03-05 Ian Lance Taylor <iant@google.com>
8247 * c.opt (fgnu89-inline): New option.
8248 * c-opts.c (c_common_post_options): Set default value for
8250 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8251 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8253 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8254 (grokdeclarator, start_function): Likewise.
8255 * c-cppbuiltin.c (c_cpp_builtins): Define either
8256 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8257 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8258 (C Dialect Options): Document -fgnu89-inline.
8259 * doc/extend.texi (Function Attributes): Explain what the
8260 gnu_inline attribute does.
8261 * doc/cpp.texi (Common Predefined Macros): Document
8262 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8264 2007-03-05 Ian Lance Taylor <iant@google.com>
8266 PR tree-optimization/31034
8267 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8268 half-range if the other side is an overflow infinity.
8270 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8272 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8273 (bfin*-linux-uclibc*): New configuration.
8274 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8276 * config/bfin/linux.h: New file.
8277 * config/bfin/libgcc-bfin.ver: New file.
8278 * config/bfin/t-bfin-uclinux: New file.
8279 * config/bfin/t-bfin-linux: New file.
8280 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8281 (TARGET_OS_CPP_BUILTINS): New macro.
8283 2007-03-05 Richard Guenther <rguenther@suse.de>
8285 * fold-const.c (fold_binary): Remove duplicate folding
8286 of comparison of non-null ADDR_EXPR against null.
8288 2007-03-05 Richard Guenther <rguenther@suse.de>
8289 Dorit Nuzman <dorit@il.ibm.com>
8291 PR tree-optimization/26420
8292 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8293 are no loops in the function. Only print the number of
8294 vectorized loops if it is greater than zero or we are supposed
8295 to print information about unvectorized loops.
8297 2007-03-05 Revital Eres <eres@il.ibm.com>
8299 * gcc.dg/var-expand1.c: New test.
8300 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8301 when an accumulator is expanded.
8303 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8306 * c-common.c (convert_and_check): Don't give warnings for
8307 conversion if 'expr' already overflowed.
8309 2007-03-04 Roger Sayle <roger@eyesopen.com>
8312 * fold-const.c (fold_comparison): Enforce type consistency when
8313 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8315 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8317 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8318 containing a cast to the base of TARGET_MEM_REF.
8320 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8322 * tree.c (tree_contains_struct_check_failed): Remove spurious
8323 whitespace from error message.
8325 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8328 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8329 instead of precision.
8331 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8332 Nathan Sidwell <nathan@codesourcery.com>
8334 * emit-rtl.c (find_auto_inc): New.
8335 (try_split): recreate REG_INC notes,
8336 Use regular for loops rather than whiles.
8338 2007-03-03 Andreas Schwab <schwab@suse.de>
8340 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8341 * configure: Regenerate.
8343 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8345 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8346 flag_rounding_math, not flag_unsafe_math_optimizations.
8348 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8350 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8351 alpha_fold_vector_minmax): Likewise.
8352 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8353 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8355 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8357 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8358 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8359 if the lhs has side-effects.
8360 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8362 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8364 * config/i386/i386.h (TUNEMASK): Remove define.
8365 (ARCHMASK): Remove define.
8366 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8367 Use ix86_arch_mask variable instead of ARCHMASK.
8368 * config/i386/i386.c (override_options): Ditto.
8369 (standard_80387_constant_p): Ditto.
8371 2007-03-02 Ian Lance Taylor <iant@google.com>
8373 Used signed infinities in VRP.
8374 * tree-vrp.c (uses_overflow_infinity): New static function.
8375 (supports_overflow_infinity): New static function.
8376 (make_overflow_infinity): New static function.
8377 (negative_overflow_infinity): New static function.
8378 (positive_overflow_infinity): New static function.
8379 (is_negative_overflow_infinity): New static function.
8380 (is_positive_overflow_infinity): New static function.
8381 (is_overflow_infinity): New static function.
8382 (overflow_infinity_range_p): New static function.
8383 (compare_values_warnv): New function split out of compare_values.
8384 (compare_value): Call it.
8385 (set_value_range_to_nonnegative): Add overflow_infinity
8386 parameter. Change caller.
8387 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8389 (vrp_expr_computes_nonzero): Likewise.
8390 (compare_ranges, compare_range_with_value): Likewise.
8391 (compare_name_with_value, compare_names): Likewise.
8392 (vrp_evaluate_conditional): Likewise.
8393 (set_value_range): Handle infinity
8394 (vrp_operand_equal_p, operand_less_p): Likewise.
8395 (extract_range_from_assert): Likewise.
8396 (vrp_int_const_binop): Likewise.
8397 (extract_range_from_binary_expr): Likewise.
8398 (extract_range_from_unary_expr): Likewise.
8399 (extract_range_from_comparison): Likewise.
8400 (extract_range_from_expr): Likewise.
8401 (dump_value_range): Likewise.
8402 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8403 (test_for_singularity): Likewise.
8404 (vrp_int_const_binop): Remove inline qualifier.
8405 (adjust_range_with_scev): Add comment.
8406 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8408 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8410 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8411 (get_constraint_for): Likewise.
8412 (do_structure_copy): Likewise.
8413 (find_func_aliases): Fix references to MODIFY_EXPR.
8414 (intra_create_variable_infos): Tidy.
8415 * tree-ssa-operands.c (add_virtual_operand): Add argument
8417 When adding members of alias sets, if IS_CALL_SITE is true and
8418 the symbol is not call-clobbered, skip it.
8421 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8423 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8424 entry by means of emit_insn_at_entry.
8426 2007-03-02 Richard Henderson <rth@redhat.com>
8428 * expr.h (promoted_input_arg): Remove decl.
8429 * function.c (promoted_input_arg): Merge into ...
8430 * combine.c (setup_incoming_promotions): ... only caller.
8431 Rearrange to avoid double loop.
8433 2007-03-02 Ben Elliston <bje@au.ibm.com>
8434 Peter Bergner <bergner@vnet.ibm.com>
8435 Janis Johnson <janis187@us.ibm.com>
8437 * config/rs6000/dfp.md: New file.
8438 * config/rs6000/rs6000.md: Include dfp.md.
8439 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8440 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8441 and TDmode decimal float modes in FP registers.
8442 (num_insns_constant): Likewise.
8443 (rs6000_legitimate_offset_address_p): Likewise.
8444 (rs6000_legitimize_address): Likewise.
8445 (rs6000_legitimize_reload_address): Likewise.
8446 (rs6000_legitimate_address): Likewise.
8447 (rs6000_emit_move): Likewise.
8448 (function_arg_boundary): Likewise.
8449 (function_arg_advance): Likewise.
8450 (rs6000_darwin64_record_arg_recurse): Likewise.
8451 (function_arg): Likewise.
8452 (rs6000_gimplify_va_arg): Likewise.
8453 (rs6000_split_multireg_move): Likewise.
8454 (rs6000_output_function_epilogue): Likewise.
8455 (rs6000_output_function_epilogue): Likewise.
8456 (rs6000_register_move_cost): Likewise.
8457 (rs6000_function_value): Likewise.
8458 (rs6000_libcall_value): Likewise.
8460 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8462 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8464 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8466 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8467 Use $MULTIDIR to choose between the kernel and RTP headers,
8468 and use $WIND_BASE and $WIND_USR to locate them.
8470 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8472 * config/i386/i386.c (override_options): Put initialization of
8473 ix86_tune_mask and ix86_arch_mask to the correct place.
8475 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8476 Michael Meissner <michael.meissner@amd.com>
8479 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8481 (TARGET_CMOVE): Use ARCHMASK.
8482 (TARGET_CMPXCHG): Ditto.
8483 (TARGET_CMPXCHG8B): Ditto.
8484 (TARGET_XADD): Ditto.
8485 (TARGET_BSWAP): Ditto.
8486 * config/i386/i386.c (ix86_tune_mask): New global variable.
8487 (ix86_arch_mask): Ditto.
8488 (override_options): Initialize ix86_tune_mask and
8489 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8492 2007-03-02 Ben Elliston <bje@au.ibm.com>
8495 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8497 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8499 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8500 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8501 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8502 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8504 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8505 rs6000_init_dwarf_reg_sizes_extra): New.
8506 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8507 SPE register high parts.
8509 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8511 * Makefile.in: Add install-pdf target as
8512 copied from automake v1.10 rules.
8513 * configure.ac: Add install-pdf to target list.
8514 * configure: Regenerate.
8516 2007-03-01 Paul Brook <paul@codesourcery.com>
8518 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8519 modes to LDRD for DImode.
8520 (output_move_double): Fixup out of range ldrd/strd.
8521 (vfp_secondary_reload_class): Rename...
8522 (coproc_secondary_reload_class): ... to this. Add wb argument.
8523 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8524 coproc_secondary_reload_class for CLASS_IWMMXT.
8525 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8526 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8528 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8530 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8531 factor by the estimated number of iterations.
8532 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8535 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8536 decode_caches_intel, detect_caches_intel): New functions.
8537 (host_detect_local_cpu): Use detect_caches_amd and
8538 detect_caches_intel.
8540 2007-03-01 Richard Henderson <rth@redhat.com>
8542 * expr.c (emit_move_complex_push): Export.
8543 (emit_move_complex_parts): Split out from ...
8544 (emit_move_complex): ... here.
8545 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8546 * config/i386/i386.md (movcdi): New.
8548 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8550 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8551 size of mode1 to check for tieable modes in MMX case.
8553 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8555 * Makefile.in (rtlanal.o): Depend on tree.h.
8556 * rtl.h (offset_within_section_p, split_const): Declare.
8557 * rtlanal.c: Include tree.h.
8558 (offset_within_block_p): New function, taken from
8559 mips_offset_within_object_p.
8560 (split_const): New function, taken from mips_split_const.
8561 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8563 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8564 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8565 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8566 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8567 (m68k_illegitimate_symbolic_constant_p): New function.
8568 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8569 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8570 symbolic constant that might be outside the symbol's section,
8571 move the symbol first and then add the offset.
8572 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8574 * config/mips/mips.c (mips_split_const): Delete.
8575 (mips_offset_within_object_p): Delete.
8576 (mips_symbolic_constant_p): Use offset_within_section_p and
8577 split_const instead of mips_offset_within_object_p and
8579 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8580 (mips_legitimize_const_move, print_operand_reloc)
8581 (mips_dangerous_for_la25_p): Use split_const instead of
8584 2007-02-28 Eric Christopher <echristo@apple.com>
8586 * Makefile.in (install-include-dir): Don't rm -rf include.
8588 2007-02-28 Richard Guenther <rguenther@suse.de>
8591 * fold-const.c (fold_binary): Do not associate expressions
8592 with more than one variable for integer types that do not wrap.
8594 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8596 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8597 Delete, and replace with...
8598 (fold_builtin_call_array): This. Update callers to use it.
8599 * fold-const.c (fold_build_call_list): Delete, and replace with...
8600 (fold_build_call_array): This.
8601 (fold_build_call_list_initializer): Delete, and replace with...
8602 (fold_build_call_array_initializer): This.
8603 * tree.h: Update declarations to reflect above changes.
8605 * c-typeck.c (build_function_call): Store converted arguments
8606 in a stack-allocated array instead of building a list.
8607 (convert_arguments): Store arguments in the array passed in as an
8608 argument, and return the actual number of arguments.
8609 * c-format.c: (check_function_format): Pass arguments in an
8610 array instead of a list.
8611 * c-common.c (check_function_nonnull): Likewise.
8612 (check_function_sentinel): Likewise.
8613 (check_function_arguments): Likewise.
8614 * c-common.h: Update declarations to reflect above changes.
8616 2007-02-28 Jan Hubicka <jh@suse.cz>
8618 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8619 PRED_NEGATIVE_RETURN): Update outcomes.
8621 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8623 * calls.c (emit_library_call_value_1): Handle partial registers
8624 correctly when building up CALL_INSN_FUNCTION_USAGE.
8626 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8628 * pa/predicates.md (move_src_operand): Allow zero for mode.
8629 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8632 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8635 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8636 *movv2df_internal): Enable pattern only for valid operand
8638 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8639 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8641 2007-02-27 Mike Stump <mrs@apple.com>
8643 * config/darwin-crt3.c: Avoid compilation when compiling for a
8646 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8648 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8650 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8651 for fixed headers and limits.h.
8652 (install-include-dir, install-headers-tar, install-headers-cpio,
8653 install-headers-cp, real-install-headers-tar,
8654 real-install-headers-cpio, real-install-headers-cp): Handle
8655 include-fixed as well as include.
8656 (install-mkheaders): Don't install files that go only in include
8658 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8659 from GCC_INCLUDE_DIR.
8660 * gcc.c (process_command): Remove special -BstageN/ handling.
8661 (do_spec_1): Add include-fixed directories.
8663 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8665 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8667 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8669 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8672 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8674 * c-common.c (get_priority): Add check for
8675 SUPPORTS_INIT_PRIORITY.
8677 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8679 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8681 * config/bfin/bfin.c: Include "cfglayout.h".
8682 (MAX_LSETUP_DISTANCE): New macro.
8683 (struct loop_info): New members incoming, incoming_src and
8684 incoming_dest. Delete member predecessor.
8685 (length_for_loop): New function.
8686 (bfin_optimize_loop): Handle more different loop structures.
8687 (bfin_discover_loop): Rework detection of predecessor blocks by
8688 examining incoming edges.
8689 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8691 (bfin_reorder_loops): New function.
8692 (bfin_reorg_loops): Use these three new functions.
8694 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8695 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8696 (CONSTRAINT_LEN): Add entry for 'q'.
8697 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8698 Add 'q' constraints.
8699 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8700 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8702 * config/bfin/bfin.md (add_with_carry): New pattern.
8703 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8704 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8705 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8706 support unsigned multiplies too. Removed incorrect commutativity from
8707 operand 1 constraint where appropriate.
8708 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8710 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8711 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8713 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8714 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8715 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8716 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8717 usmulhisi_hh_huh): New patterns.
8719 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8720 lshifthi3): Fix output template to use half reg for operand 2.
8722 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8725 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8727 2007-02-27 Andreas Schwab <schwab@suse.de>
8729 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8731 2007-02-27 Jan Hubicka <jh@suse.cz>
8733 * predict.c (last_basic_block_p): Remove.
8734 (tree_estimate_probability): Update return heuristic for commonized
8737 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8739 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8741 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8743 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8744 * doc/cpp.texi: Standardize title page.
8745 * doc/cppinternals.texi: Likewise.
8746 * doc/gcc.texi: Standardize title page, remove version number
8747 from copyright page.
8748 * doc/gccint.texi: Likewise.
8749 * doc/install.texi: Standardize title page, add table of
8752 2007-02-26 Jan Hubicka <jh@suse.cz>
8754 * predict.def: Set outcomes according to more recent results.
8755 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8756 Remove dead predictors.
8757 * predict.c (return_prediction): Fix pasto.
8759 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8761 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8762 change; avoid a memory leak when returning early.
8764 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8766 * c-decl.c (static_ctors): Move to c-common.c.
8767 (static_dtors): Likewise.
8768 (finish_function): Use c_record_cdtor_fn.
8769 (build_cdtor): Move to c-common.c.
8770 (c_write_global_declarations): Use c_build_cdtor_fns.
8771 * c-common.h (static_ctors): Declare.
8772 (static_dtors): Likewise.
8773 (c_record_cdtor_fn): Likewise.
8774 (c_build_cdtor_fns): Likewise.
8775 * c-common.c (static_ctors): New variable.
8776 (static_dtors): Likewise.
8777 (c_record_cdtor_fn): New function.
8778 (build_cdtor): Move from c-decl.c
8779 (c_build_cdtor_fns): New function.
8781 * output.h (assemble_addr_to_section): Declare.
8782 (get_cdtor_priority_section): Likewise.
8783 * varasm.c (assemble_addr_to_section): New function.
8784 (get_cdtor_priority_section): Likewise.
8785 (default_named_section_asm_out_destructor): Use them.
8786 (destor_dtor_section_asm_out_destructor): Likewise.
8787 (default_named_section_asm_out_constructor): Likewise.
8788 (default_ctor_section_asm_out_constructor): Likewise.
8789 * config.gcc (*-*-vxworks*): Include vxworks.o.
8790 * config/t-vxworks (vxworks.o): New target.
8791 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8792 (TARGET_ASM_CONSTRUCTOR): Define.
8793 (TARGET_ASM_DESTRUCTOR): Likewise.
8794 (vxworks_asm_out_constructor): Declare.
8795 (vxworks_asm_out_destructor): Likewise.
8797 * c-common.c (get_priority): Check that we have not just an
8798 INTEGER_CST, but an integer constant with integeral type.
8800 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8802 PR tree-optimization/30938
8803 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8804 use &dt[nargs-1] instead of &dt[nargs] in the call to
8805 vect_is_simple_use().
8807 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8809 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8810 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8811 Do not attempt to handle MEM inside auto-inc expressions.
8812 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8813 of a register modified by an auto-inc expression. However, do handle
8814 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8815 (elimination_effects): Prohibit elimination of a register modified
8816 by an auto-inc expression. Disable register elimination rules whose
8817 target register is modified by an auto-inc expression with variable
8820 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8822 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8824 (array_at_struct_end_p): New function.
8825 (idx_infer_loop_bounds): Use it.
8826 (estimate_numbers_of_iterations_loop): Export.
8827 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8828 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8829 (tree_estimate_probability): Call record_loop_exits.
8830 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8831 (estimated_loop_iterations, estimated_loop_iterations_int,
8832 estimated_loop_iterations_tree): New functions.
8833 (analyze_siv_subscript_cst_affine,
8834 compute_overlap_steps_for_affine_1_2,
8835 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8836 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8837 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8838 (PRED_LOOP_ITERATIONS_GUESSED): New.
8839 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8840 * cfgloop.h (estimate_numbers_of_iterations_loop,
8841 estimated_loop_iterations_int): Declare.
8843 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8845 * doc/extend.texi: Document optional priority argument to
8846 constructors and destructors.
8847 * tree.c (init_priority_for_decl): Adjust GTY markers.
8848 (init_ttree): Use priority-info hash functions for
8849 init_priority_for_decl.
8850 (tree_map_eq): Rename to ...
8851 (tree_map_base_eq): ... this.
8852 (tree_map_marked_p): Rename to ...
8853 (tree_map_base_marked_p): ... this.
8854 (tree_map_base_hash): New function.
8855 (decl_init_priority_lookup): Rework.
8856 (decl_fini_priority_lookup): New function.
8857 (decl_priority_info): New function.
8858 (decl_init_priority_insert): Use it.
8859 (decl_fini_priority_insert): Likewise.
8860 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8862 (decl_restrict_base_insert): Likewise.
8863 (decl_debug_expr_insert): Likewise.
8864 (decl_value_expr_lookup): Likewise.
8865 (decl_value_expr_insert): Likewise.
8866 * tree.h (priority_type): New type.
8867 (decl_init_priority_lookup): Use priority_type.
8868 (decl_fini_priority_lookup): New function.
8869 (decl_init_priority_insert): Use priority_type.
8870 (decl_fini_priority_insert): New function.
8871 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8872 (DECL_INIT_PRIORITY): Likewise.
8873 (SET_DECL_INIT_PRIORITY): Add comment.
8874 (DECL_FINI_PRIORITY): New macro.
8875 (SET_DECL_FINI_PRIORITY): Likewise.
8876 (DEFAULT_INIT_PRIORITY): Document.
8877 (MAX_INIT_PRIORITY): Likewise.
8878 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8879 (tree_map_base): New type.
8880 (tree_map_base_eq): New function.
8881 (tree_map_base_hash): Likewise.
8882 (tree_map_base_marked_p): Likewise.
8883 (tree_map): Inherit from tree_map_base.
8884 (tree_map_eq): Make it a macro.
8885 (tree_map_marked_p): Likewise.
8886 (tree_int_map): Inherit from tree_map_base.
8887 (tree_int_map_eq): Make it a macro.
8888 (tree_int_map_hash): Likewise.
8889 (tree_int_map_marked_p): Likewise.
8890 (tree_priority_map): New type.
8891 (tree_priority_map_eq): New macro.
8892 (tree_priority_map_hash): Likewise.
8893 (tree_priority_map_marked_p): Likewise.
8894 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8896 (emutls_common_1): Likewise.
8897 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8898 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8899 of tree_map hierarchy.
8900 * tree-cfg.c (move_stmt_r): Likewise.
8901 (new_label_mapper): Likewise.
8902 * c-tree.h (c_expand_body): Move to ...
8903 * c-common.h (c_expand_body): ... here.
8904 * c-decl.c (c_expand_body): Move to ...
8905 * c-common.c (c_expand_body): ... here.
8906 (c_common_attribute_table): Allow 1 argument for the constructor
8907 and destructor attributes.
8908 (get_priority): New function.
8909 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8910 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8912 2007-02-24 Jan Hubicka <jh@suse.cz>
8915 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8917 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8918 Jan Hubicka <jh@suse.cz>
8921 * i386.c (counter_mode): New function.
8922 (expand_set_or_movmem_via_loop): Use it.
8923 (expand_movmem_epilogue): Likewise; fix pasto.
8924 (ix86_expand_movmem): Do emit guard even for constant counts.
8925 (ix86_expand_setmem): Likewise.
8927 2007-02-25 Nick Clifton <nickc@redhat.com>
8929 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8930 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8932 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8935 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8936 count argument with 0x10, not with 0x16.
8937 (expand_setmem_epilogue): Ditto.
8939 2007-02-24 Mike Stump <mrs@apple.com>
8941 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8944 2007-02-24 Richard Guenther <rguenther@suse.de>
8947 * fold-const.c (fold_binary): Fold x +- CST op x for
8948 EQ_EXPR and NE_EXPR.
8950 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8952 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8954 2007-02-24 Jan Hubicka <jh@suse.cz>
8956 * cgraphunit.c (decide_is_function_needed): Honor
8957 -fkeep-inline-functions.
8959 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8961 * builtins.c (fold_builtin_modf): New.
8962 (fold_builtin_2): Use it.
8964 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8966 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8967 (determine_max_iter): Take additional LOOP arg; all callers changed.
8968 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8969 one using simplifications.
8970 (simplify_using_initial_values): Return if the expression becomes
8971 invalid due to altered regs.
8973 2007-02-23 DJ Delorie <dj@redhat.com>
8975 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8977 2007-02-23 Mike Stump <mrs@apple.com>
8979 * tlink.c (scan_linker_output): Parse linker messages from
8980 darwin9's linker better.
8982 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8985 * varpool.c (varpool_assemble_pending_decls): Set
8986 varpool_last_needed_node to null.
8988 2007-02-23 DJ Delorie <dj@redhat.com>
8990 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8991 alignment bigger than the object file can handle.
8993 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8996 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8997 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8998 (*movsf_1): Penalize MMX moves.
9000 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9002 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9003 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9005 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9007 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9009 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9010 (fold_builtin_1): Use them.
9011 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9012 BUILT_IN_SIGNIFICAND.
9014 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9016 * config/i386/i386.c (bdesc_1arg): Initialize
9017 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9018 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9019 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9020 and IX86_BUILTIN_MOVSLDUP.
9022 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9024 PR rtl-optimization/30841
9025 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9027 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9029 * builtins.c (fold_builtin_frexp): New.
9030 (fold_builtin_2): Use it.
9032 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9034 * doc/invoke.texi (Spec Files): Document getenv spec function.
9036 * gcc.c (getenv_spec_function): New function.
9037 (static_spec_functions): Add it.
9038 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9039 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9042 2007-02-22 Michael Matz <matz@suse.de
9045 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9046 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9048 2007-02-22 Ian Lance Taylor <iant@google.com>
9051 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9052 (mem_loc_descriptor): Call it.
9054 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9055 Ira Rosen <irar@il.ibm.com>
9057 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9059 2007-02-22 Ira Rosen <irar@il.ibm.com>
9061 PR tree-optimization/30843
9062 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9063 stores only after all the group is vectorized.
9065 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9067 PR tree-optimization/30858
9068 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9069 in the reduction cycle have a single use in the loop.
9070 * tree-vectorizer.h (relevant): Add documentation.
9072 2007-02-20 Mike Stump <mrs@apple.com>
9074 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9075 * configure: Regenerate.
9077 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9079 Change the defaults of some parameters and options.
9080 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9081 * config/spu/spu.c (spu_optimization_options): Add.
9082 (spu_override_options): Change params in spu_optimization_options.
9083 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9085 Register 127 is only 16 byte aligned when used as a frame pointer.
9086 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9087 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9088 HARD_FRAME_POINTER_REGNUM.
9089 (spu_legitimate_address): Use regno_aligned_for_reload.
9090 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9091 aligned when frame_pointer_needed is true.
9092 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9094 * config/spu/spu.h (INIT_EXPANDERS): Define.
9096 Make sure shift and rotate instructions have valid immediate operands.
9097 * config/spu/predicates.md (spu_shift_operand): Remove.
9098 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9099 * config/spu/constraints.md (W, O): Extend range.
9100 * config/spu/spu.md (umask, nmask): Define.
9101 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9102 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9103 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9104 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9105 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9106 (lshr<mode>3_reg): Fix rtl description.
9108 Make sure mulhisi immediate operands are valid.
9109 * config/spu/predicates.md (imm_K_operand): Add.
9110 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9112 Generate constants using fsmbi and andi.
9113 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9114 (print_operand, spu_split_immediate, classify_immediate,
9115 fsmbi_const_p): Handle IC_FSMBI2.
9117 Correctly handle a CONST_VECTOR containing symbols.
9118 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9119 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9120 (immediate_load_p): Allow symbols that use 2 instructions to create.
9121 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9122 with symbols when flag_pic is set.
9123 (const_vector_immediate_p): New.
9124 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9125 accept a CONST_VECTOR with symbols.
9126 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9127 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9129 * config/spu/spu.md (high, low): Delete.
9130 (low_<mode>): Define.
9132 Remove INTRmode and INTR_REGNUM, which didn't work.
9133 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9135 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9136 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9137 peephole2 pattern): Don't use INTR or 131.
9138 (movintrcc): Delete.
9139 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9140 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9141 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9142 (UNSPEC_SET_INTR): Add.
9143 * config/spu/spu-modes.def (INTR): Remove.
9145 More accurate warnings about run-time relocations.
9146 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9148 Correctly warn about immediate arguments to specific intrinsics.
9149 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
9150 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
9151 the instruction predicate.
9153 Fix tree check errors with latest update.
9154 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
9156 (spu_expand_builtin): Use CALL_EXPR_FN.
9158 Add missing specific intrinsics.
9159 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
9161 * config/spu/spu_internals.h: Ditto.
9163 Fix incorrect operand modifiers.
9164 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
9165 * config/spu/spu.md (xor<mode>3): Change %S to %J.
9167 Optimize one case of zero_extend of a vec_select.
9168 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
9170 Accept any immediate for hbr.
9171 * config/spu/spu.md (hbr): Change s constraints to i.
9173 2007-02-21 Paul Brook <paul@codesourcery.com>
9175 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
9176 condexec_count when skipping USE and CLOBBER.
9178 2007-02-21 Nick Clifton <nickc@redhat.com>
9180 * common.opt (Warray-bounds): Add Warning attribute.
9181 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
9183 (fsized-zeroes): Add Optimization attribute.
9184 (fsplit-wide-types, ftree-scev-cprop): Likewise.
9185 * c.opt (Wc++0x-compat): Add Warning attribute.
9187 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9190 * reload1.c (eliminate_regs_in_insn): In the single_set special
9191 case, attempt to re-recognize the insn before falling back to
9192 having reload fix it up.
9194 2007-02-20 Eric Christopher <echristo@gmail.com>
9196 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
9197 Rewrite accordingly.
9198 (frv_read_iacc_argument): Ditto.
9199 (frv_expand_set_builtin): Take a call instead of arglist, update for
9201 (frv_expand_unop_builtin): Ditto.
9202 (frv_expand_binop_builtin): Ditto.
9203 (frv_expand_cut_builtin): Ditto.
9204 (frv_expand_binopimm_builtin): Ditto.
9205 (frv_expand_voidbinop_builtin): Ditto.
9206 (frv_expand_int_void2arg): Ditto.
9207 (frv_expand_prefetches): Ditto.
9208 (frv_expand_voidtriop_builtin): Ditto.
9209 (frv_expand_voidaccop_builtin): Ditto.
9210 (frv_expand_load_builtin): Ditto.
9211 (frv_expand_store_builtin): Ditto.
9212 (frv_expand_mdpackh_builtin): Ditto.
9213 (frv_expand_mclracc_builtin): Ditto.
9214 (frv_expand_mrdacc_builtin): Ditto.
9215 (frv_expand_mwtacc_builtin): Ditto.
9216 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
9219 2007-02-20 Janis Johnson <janis187@us.ibm.com>
9221 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
9222 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
9224 (HAVE_GAS_DFP): Check for assembler support of decimal floating
9226 * configure: Regenerate.
9227 * config.in: Regenerate.
9228 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
9229 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
9230 masks to power6 and power6x and to POWERPC_MASKS.
9231 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9233 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
9234 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
9235 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9236 Access PROTOTYPE as variable, not mask.
9238 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9240 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9241 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9242 * combine.c (adjust_for_new_dest): Use it.
9243 * postreload.c (reload_combine): Likewise.
9245 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9247 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9248 notes on an insn with multiple sets, even if single_set returns
9249 non-NULL for that insn.
9251 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9253 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9256 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9258 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9259 if user didn't pass it.
9260 * config/i386/darwin.h (CC1_SPEC): Likewise.
9261 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9262 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9263 -mmacosx-version-min.
9265 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9266 Uros Bizjak <ubizjak@gmail.com>
9268 * optabs.h (enum optab_index): Add new OTI_scalb.
9269 (scalb_optab): Define corresponding macro.
9270 * optabs.c (init_optabs): Initialize scalb_optab.
9271 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9273 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9274 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9275 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9276 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9277 flag_unsafe_math_optimizations is set.
9279 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9280 to implement scalbf, scalb and scalbl built-ins as inline x87
9283 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9284 DJ Delorie <dj@redhat.com>
9287 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9288 (diagnostic_report_diagnostic): ... here, and turn them into real
9289 errors. If warnings are inhibited, no need to do anything.
9291 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9293 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9294 better code generation.
9296 2007-02-20 Ben Elliston <bje@au.ibm.com>
9298 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9300 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9302 * config/alpha/alpha.c, config/alpha/alpha.md,
9303 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9304 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9305 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9306 config/arm/lib1funcs.asm: Follow spelling conventions.
9308 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9309 config/fr30/fr30.md, config/i386/i386.h,
9310 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9311 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9312 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9313 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9314 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9315 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9316 config/sparc/sparc.c, config/sparc/sparc.h,
9317 config/sparc/sparc.md, config/spu/constraints.md,
9318 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9321 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9324 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9327 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9329 * doc/invoke.texi (-ftree-lrs): Remove.
9331 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9333 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9336 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9338 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9339 new CALL_EXPR_FN macro for retrieving the function
9340 declaration of the input expression.
9342 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9344 * c.opt (Waddress): New.
9345 * common.opt (Walways-true): Delete.
9346 (Wstring-literal-comparison): Delete.
9347 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9348 -Wstring-literal-comparison. Add -Waddress.
9350 (Walways-true): Delete.
9351 (Wstring-literal-comparison): Delete.
9352 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9353 consistently instead of -Walways-true in example.
9354 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9355 * c-typeck.c (parser_build_binary_op): Replace
9356 -Wstring-literal-comparison and -Walways-true with -Waddress.
9357 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9360 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9362 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9363 without DECL_STRUCT_FUNCTION initialized.
9365 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9367 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9368 due to calls to functions taking pointers as parameters.
9370 2007-02-19 Richard Henderson <rth@redhat.com>
9373 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9376 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9378 * config/s390/s390.c (s390_call_saved_register_used,
9379 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9380 accessed to the new scheme.
9382 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9384 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9385 (cris_print_index, cris_print_operand, cris_print_operand_address)
9386 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9387 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9388 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9390 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9391 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9392 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9393 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9394 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9395 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9396 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9397 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9398 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9399 (uminsi3, call, call_value): Ditto.
9400 (define_split: indir_to_reg_split, unnamed): Ditto.
9402 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9404 PR tree-optimization/30975
9405 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9408 2007-02-18 Eric Christopher <echristo@gmail.com>
9410 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9411 Remove use of arglist.
9412 (mips_expand_builtin): Remove use of arglist, pass in expr.
9413 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9414 (mips_expand_builtin_movtf): Ditto.
9415 (mips_expand_builtin_compare): Ditto.
9417 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9419 * tree-sra.c (sra_build_assignment): Replace assertion
9420 checking with a comment explaining why it can't be done.
9422 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9425 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9426 during CALL_EXPR representation conversion.
9427 * tree-ssa-propagate.c (set_rhs): Likewise.
9429 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9431 * tree-sra.c (sra_build_assignment): Disable assertion checking
9434 2007-02-18 Roger Sayle <roger@eyesopen.com>
9436 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9437 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9438 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9440 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9441 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9442 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9443 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9444 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9445 force_gimple_operand): Likewise.
9446 * ipa-cp.c (constant_val_insert): Likewise.
9447 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9448 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9449 perfect_nestify): Likewise.
9450 * langhooks.c (lhd_omp_assignment): Likewise.
9451 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9452 lower_copyprivate_clauses, lower_send_clauses,
9453 lower_send_shared_vars, expand_parallel_call,
9454 expand_omp_for_generic, expand_omp_for_static_nochunk,
9455 expand_omp_for_static_chunk, expand_omp_sections,
9456 lower_omp_single_copy, lower_omp_for_lastprivate,
9457 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9458 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9459 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9462 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9464 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9465 config/sh/sh.md: Follow spelling conventions.
9467 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9468 config/frv/predicates.md: Follow spelling conventions.
9470 * config/m68k/linux-unwind.h: Fix a comment typo.
9471 * target.h: Follow spelling conventions.
9473 2007-02-18 Roger Sayle <roger@eyesopen.com>
9475 PR rtl-optimization/28173
9476 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9477 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9478 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9479 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9480 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9482 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9484 * builtins.c (fold_builtin_load_exponent): New.
9485 (fold_builtin_2): Use it.
9487 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9489 PR rtl-optimization/30773
9490 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9491 if we fail to attach a REG_EQUIV note.
9493 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9494 Roger Sayle <roger@eyesopen.com>
9496 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9498 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9500 * calls.c (initialize_argument_information): Pass original EXP
9501 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9502 code to split complex arguments here, as part of initializing the
9504 (expand_call): Remove code that builds a list of arguments and
9505 inserts implicit arguments into it. Instead, just count how many
9506 implicit arguments there will be so we can determine the size of
9507 the ARGS array, and let initialize_argument_information do the work.
9508 (split_complex_values): Delete unused function.
9510 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9512 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9514 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9516 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9517 for arg pointer based indexed addressing.
9519 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9521 * config/ia64/ia64.h, config/ia64/ia64.md,
9522 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9523 spelling conventions.
9525 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9527 * config/m68k/m68k.c (split_di): New.
9528 * config/m68k/m68k-protos.h: Declare split_di.
9529 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9530 Improve predicate handling and split constant shifts.
9532 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9534 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9535 parameter for register bitfield operations, general predicates
9538 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9540 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9541 * config/m68k/linux-unwind.h: New file.
9543 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9545 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9546 config/i386/athlon.md, config/ia64/ia64.md,
9547 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9548 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9549 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9550 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9551 tree-vect-transform.c: Fix comment typos.
9553 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9555 * sched-deps.c (find_insn_list): Remove.
9556 * sched-int.h: Remove the prototype for find_insn_list.
9558 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9560 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9562 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9563 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9564 darwin_rs6000_override_options.
9565 (C_COMMON_OVERRIDE_OPTIONS): Expect
9566 darwin_macosx_version_min to be non-NULL always.
9567 (TARGET_C99_FUNCTIONS): Likewise.
9568 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9569 (DARWIN_MINVERSION_SPEC): New.
9570 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9571 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9573 (DARWIN_MINVERSION_SPEC): New.
9574 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9576 * config/darwin-c.c (darwin_cpp_builtins): Expect
9577 darwin_macosx_version_min to be non-NULL always.
9579 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9581 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9583 * config/i386/i386.h (x86_use_xchgb): New.
9584 (TARGET_USE_XCHGB): New macro.
9585 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9586 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9587 Split after reload into bswaphi for shifts of 8.
9588 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9589 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9590 or when optimizing for size.
9592 2007-02-16 Richard Guenther <rguenther@suse.de>
9593 Christian Bruel <christian.bruel@st.com>
9595 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9596 DECLs but prefer SSA_NAMEs over DECLs.
9598 2007-02-16 Richard Guenther <rguenther@suse.de>
9600 * tree-flow-inline.h (single_imm_use_p): Remove.
9601 (zero_imm_uses_p): Likewise.
9602 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9603 instead of single_imm_use_p.
9604 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9607 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9610 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9611 nested double- and backquotes.
9613 2007-02-15 Roger Sayle <roger@eyesopen.com>
9616 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9617 should be unreachable.
9618 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9619 For the time being redirect GIMPLE_MODIFY_STMT to the new
9620 (renamed) build_gimple_modify_stmt_stat.
9621 (build2_gimple_stat): Rename to...
9622 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9623 Always build a GIMPLE_MODIFY_STMT node.
9624 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9625 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9628 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9629 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9630 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9631 expand_complex_div_wide): Likewise.
9632 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9633 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9634 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9635 * tree-ssa-loop-manip.c (create_iv): Likewise.
9636 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9637 abs_replacement): Likewise.
9638 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9639 realify_fake_stores): Likewise.
9641 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9642 node rather than a GIMPLE_MODIFY_STMT node.
9643 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9644 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9646 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9647 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9650 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9653 * fold-const.c (fold_comparison): Add back the
9654 folding of constant complex comparisions.
9656 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9659 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9660 effects unknown to this function, return early.
9662 2007-02-15 Ian Lance Taylor <iant@google.com>
9664 * lower-subreg.c (move_eh_region_note): New static function.
9665 (resolve_simple_move): Call it.
9666 (decompose_multiword_subregs): Track blocks for which we resolve a
9667 simple move which is also a control flow insn. Pass them to
9668 find_many_sub_basic_blocks.
9669 (pass_lower_subreg): Add TODO_verify_flow.
9670 (pass_lower_subreg2): Likewise.
9672 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9673 Brooks Moses <brooks.moses@codesourcery.com>
9674 Lee Millward <lee.millward@codesourcery.com>
9676 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9677 (VL_EXP_CLASS_P): New.
9678 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9680 (TREE_OPERAND_CHECK_CODE): Likewise.
9681 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9682 (TREE_RTL_OPERAND_CHECK): Likewise.
9683 (tree_operand_check_failed): Make second parameter the whole tree
9684 instead of its code. Fixed callers.
9685 (VL_EXP_CHECK): New.
9686 (TREE_OPERAND_LENGTH): New.
9687 (VL_EXP_OPERAND_LENGTH): New.
9688 (CALL_EXPR_FN): New.
9689 (CALL_EXPR_STATIC_CHAIN): New.
9690 (CALL_EXPR_ARGS): New.
9691 (CALL_EXPR_ARG): New.
9692 (call_expr_nargs): New.
9693 (CALL_EXPR_ARGP): New.
9694 (build_nt_call_list): Declare.
9695 (build_vl_exp_stat): Declare.
9696 (build_vl_exp): New.
9697 (build_call_list): Declare.
9698 (build_call_nary): Declare.
9699 (build_call_valist): Declare.
9700 (build_call_array): Declare.
9701 (call_expr_arg): Declare.
9702 (call_expr_argp): Declare.
9703 (call_expr_arglist): Declare.
9704 (fold_build_call_list): Declare.
9705 (fold_build_call_list_initializer): Declare.
9706 (fold_call_expr): Declare to replace fold_builtin.
9707 (fold_builtin_fputs): Update to agree with modified definition.
9708 (fold_builtin_strcpy): Likewise.
9709 (fold_builtin_strncpy): Likewise.
9710 (fold_builtin_memory_chk): Likewise.
9711 (fold_builtin_stxcpy_chk): Likewise.
9712 (fold_builtin_strncpy_chk): Likewise.
9713 (fold_builtin_next_arg): Likewise.
9714 (fold_build_call_expr): Declare.
9715 (fold_builtin_call_list): Declare.
9716 (fold_builtin_call_valist): Declare.
9717 (build_call_expr): Declare.
9718 (validate_arglist): Update to agree with modified definition.
9719 (tree_operand_length): New.
9720 (call_expr_arg_iterator): New.
9721 (init_call_expr_arg_iterator): New.
9722 (next_call_expr_arg): New.
9723 (first_call_expr_arg): New.
9724 (more_call_expr_args_p): New.
9725 (FOR_EACH_CALL_EXPR_ARG): New.
9727 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9728 and tcc_gimple_stmt.
9729 (tree_code_size): Update documentation. Use sizeof (tree) rather
9730 than sizeof (char *).
9731 (tree_size): Likewise. Add case for tcc_vl_exp.
9732 (tree_node_structure): Add case for tcc_vl_exp.
9733 (contains_placeholder_p): Likewise.
9734 (substitute_in_expr): Likewise.
9735 (substitute_placeholder_in_expr): Likewise.
9736 (stabilize_reference_1): Likewise.
9737 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9738 to diagnose breakage of this interface for constructing CALL_EXPRs.
9739 (build_nt): Add similar assertion here.
9740 (build_nt_call_list): New.
9741 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9742 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9744 (get_callee_fndecl): Use new CALL_EXPR accessors.
9745 (tree_operand_check_failed): Change parameters to pass entire node
9746 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9747 (process_call_operands): New.
9748 (build_vl_exp_stat): New.
9749 (build_call_list): New.
9750 (build_call_nary): New.
9751 (build_call_valist): New.
9752 (build_call_array): New.
9753 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9754 (call_expr_arglist): New.
9756 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9757 tcc_vl_exp instead of a fixed-size tcc_expression.
9759 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9760 accessors for CALL_EXPRs.
9761 (AGGR_INIT_EXPR): Likewise.
9763 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9764 Brooks Moses <brooks.moses@codesourcery.com>
9765 Lee Millward <lee.millward@codesourcery.com>
9767 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9768 (expand_builtin_nonlocal_goto): Change parameter to be entire
9769 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9770 (expand_builtin_prefetch): Likewise.
9771 (expand_builtin_classify_type): Likewise.
9772 (mathfn_built_in): Return NULL_TREE instead of 0.
9773 (expand_errno_check): Use new CALL_EXPR accessors.
9774 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9775 Return NULL_RTX instead of 0.
9776 (expand_builtin_mathfn_2): Likewise.
9777 (expand_builtin_mathfn_3): Likewise.
9778 (expand_builtin_interclass_mathfn): Likewise.
9779 (expand_builtin_sincos): Likewise.
9780 (expand_builtin_cexpi): Likewise.
9781 (expand_builtin_int_roundingfn): Likewise.
9782 (expand_builtin_int_roundingfn_2): Likewise.
9783 (expand_builtin_pow): Likewise.
9784 (expand_builtin_powi): Likewise.
9785 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9786 of arglist, fixing callers appropriately. Use new CALL_EXPR
9787 accessors and constructors. Return NULL_RTX instead of 0.
9788 (expand_builtin_strstr): Likewise.
9789 (expand_builtin_strchr): Likewise.
9790 (expand_builtin_strrchr): Likewise.
9791 (expand_builtin_strpbrk): Likewise.
9792 (expand_builtin_memcpy): Likewise.
9793 (expand_builtin_mempcpy): Likewise.
9794 (expand_builtin_mempcpy_args): New.
9795 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9796 (expand_builtin_memmove_args): New.
9797 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9798 (expand_movstr): Likewise.
9799 (expand_builtin_strcpy): Likewise.
9800 (expand_builtin_strcpy_args): New.
9801 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9802 (expand_builtin_strncpy): Likewise.
9803 (expand_builtin_memset): Likewise.
9804 (expand_builtin_memset_args): New.
9805 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9806 (expand_builtin_memcmp): Likewise.
9807 (expand_builtin_strcmp): Likewise.
9808 (expand_builtin_strncmp): Likewise.
9809 (expand_builtin_strcat): Likewise.
9810 (expand_builtin_strncat): Likewise.
9811 (expand_builtin_strspn): Likewise.
9812 (expand_builtin_strcspn): Likewise.
9813 (expand_builtin_args_info): Likewise.
9814 (expand_builtin_va_start): Likewise.
9815 (gimplify_va_arg_expr): Likewise.
9816 (expand_builtin_va_end): Likewise.
9817 (expand_builtin_va_copy): Likewise.
9818 (expand_builtin_frame_address): Likewise.
9819 (expand_builtin_alloca): Likewise.
9820 (expand_builtin_bswap): Likewise.
9821 (expand_builtin_unop): Likewise.
9822 (expand_builtin_fputs): Likewise.
9823 (expand_builtin_expect): Likewise.
9824 (expand_builtin_fabs): Likewise.
9825 (expand_builtin_copysign): Likewise.
9826 (expand_builtin_printf): Likewise.
9827 (expand_builtin_fprintf): Likewise.
9828 (expand_builtin_sprintf): Likewise.
9829 (expand_builtin_init_trampoline): Likewise.
9830 (expand_builtin_signbit): Likewise.
9831 (expand_builtin_fork_or_exec): Likewise.
9832 (expand_builtin_sync_operation): Likewise.
9833 (expand_builtin_compare_and_swap): Likewise.
9834 (expand_builtin_lock_test_and_set): Likewise.
9835 (expand_builtin_lock_release): Likewise.
9836 (expand_builtin): Likewise.
9837 (builtin_mathfn_code): Likewise.
9839 (fold_builtin_constant_p): Pass call arguments individually instead
9840 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9841 accessors and constructors. Return NULL_TREE instead of 0.
9842 (fold_builtin_expect): Likewise.
9843 (fold_builtin_classify_type): Likewise.
9844 (fold_builtin_strlen): Likewise.
9845 (fold_builtin_nan): Likewise.
9846 (integer_valued_real_p): Likewise.
9847 (fold_trunc_transparent_mathfn): Likewise.
9848 (fold_fixed_mathfn): Likewise.
9849 (fold_builtin_cabs): Likewise.
9850 (fold_builtin_sqrt): Likewise.
9851 (fold_builtin_cbrt): Likewise.
9852 (fold_builtin_cos): Likewise.
9853 (fold_builtin_cosh): Likewise.
9854 (fold_builtin_tan): Likewise.
9855 (fold_builtin_sincos): Likewise.
9856 (fold_builtin_cexp): Likewise.
9857 (fold_builtin_trunc): Likewise.
9858 (fold_builtin_floor): Likewise.
9859 (fold_builtin_ceil): Likewise.
9860 (fold_builtin_round): Likewise.
9861 (fold_builtin_int_roundingfn): Likewise.
9862 (fold_builtin_bitop): Likewise.
9863 (fold_builtin_bswap): Likewise.
9864 (fold_builtin_logarithm): Likewise.
9865 (fold_builtin_hypot): Likewise.
9866 (fold_builtin_pow): Likewise.
9867 (fold_builtin_powi): Likewise.
9868 (fold_builtin_exponent): Likewise.
9869 (fold_builtin_memset): Likewise.
9870 (fold_builtin_bzero): Likewise.
9871 (fold_builtin_memory_op): Likewise.
9872 (fold_builtin_bcopy): Deleted; call site changed to invoke
9873 fold_builtin_memory_op directly.
9874 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9875 (fold_builtin_strncpy): Likewise.
9876 (fold_builtin_memcmp): Likewise.
9877 (fold_builtin_strcmp): Likewise.
9878 (fold_builtin_strncmp): Likewise.
9879 (fold_builtin_signbit): Likewise.
9880 (fold_builtin_copysign): Likewise.
9881 (fold_builtin_isascii): Likewise.
9882 (fold_builtin_toascii): Likewise.
9883 (fold_builtin_isdigit): Likewise.
9884 (fold_builtin_fabs): Likewise.
9885 (fold_builtin_abs): Likewise.
9886 (fold_builtin_fmin_fmax): Likewise.
9887 (fold_builtin_carg): Likewise.
9888 (fold_builtin_classify): Likewise.
9889 (fold_builtin_unordered_cmp): Likewise.
9891 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9892 New functions split out from fold_builtin_1.
9893 (fold_builtin_n): New.
9894 (fold_builtin_varargs): New.
9895 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9897 (fold_call_expr): New.
9898 (build_function_call_expr): Rewrite to use new helper function.
9899 (fold_builtin_call_list): New.
9900 (build_call_expr): New.
9901 (fold_builtin_call_valist): New.
9902 (rewrite_call_expr): New.
9903 (validate_arg): New.
9904 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9905 of an arglist. Change return type to bool. Use new CALL_EXPR
9908 (fold_builtin_strstr): Pass call arguments individually instead
9909 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9910 accessors and constructors. Return NULL_TREE instead of 0.
9911 (fold_builtin_strchr): Likewise.
9912 (fold_builtin_strrchr): Likewise.
9913 (fold_builtin_strpbrk): Likewise.
9914 (fold_builtin_strcat): Likewise.
9915 (fold_builtin_strncat): Likewise.
9916 (fold_builtin_strspn): Likewise.
9917 (fold_builtin_strcspn): Likewise.
9918 (fold_builtin_fputs): Likewise.
9919 (fold_builtin_next_arg): Likewise.
9920 (fold_builtin_sprintf): Likewise.
9922 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9923 NULL_RTX instead of 0.
9924 (expand_builtin_memory_chk): Likewise.
9925 (maybe_emit_chk_warning): Likewise.
9926 (maybe_emit_sprintf_chk_warning): Likewise.
9928 (fold_builtin_object_size): Pass call arguments individually instead
9929 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9930 accessors and constructors. Return NULL_TREE instead of 0.
9931 (fold_builtin_memory_chk): Likewise.
9932 (fold_builtin_stxcpy_chk): Likewise.
9933 (fold_builtin_strncpy_chk): Likewise.
9934 (fold_builtin_strcat_chk): Likewise.
9935 (fold_builtin_strcat_chk): Likewise.
9936 (fold_builtin_strncat_chk): Likewise.
9937 (fold_builtin_sprintf_chk): Likewise.
9938 (fold_builtin_snprintf_chk): Likewise.
9939 (fold_builtin_printf): Likewise.
9940 (fold_builtin_vprintf): Likewise.
9942 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9944 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9945 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9946 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9947 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9948 (fold_unary): Likewise.
9949 (fold_binary): Likewise.
9950 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9951 ternary expressions.
9952 (fold): Add logic for tcc_vl_exp.
9953 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9954 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9955 (fold_build3_stat): Add assertion to flag broken interface for
9956 constructing CALL_EXPRs.
9957 (fold_build_call_list): New.
9958 (fold_build_call_list_initializer): New.
9959 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9961 (fold_strip_sign_ops): Likewise.
9963 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9964 Brooks Moses <brooks.moses@codesourcery.com>
9965 Lee Millward <lee.millward@codesourcery.com>
9967 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9968 accessors and dump arguments explicitly.
9970 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9972 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9974 (print_call_name): Use new CALL_EXPR accessors.
9976 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9977 CALL_EXPR arguments explicitly instead of as a list. Use
9978 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9980 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9981 (vrp_visit_stmt): Likewise.
9983 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9984 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9986 (force_move_till_expr): Likewise.
9988 * targhooks.c (default_external_stack_protect_fail): Use
9989 build_call_expr instead of build_function_call_expr.
9990 (default_hidden_stack_protect_fail): Likewise.
9992 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9995 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9996 and walk arguments explicitly.
9998 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9999 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10000 (expand_simple_operations): Likewise.
10001 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10003 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10004 of TREE_CODE_LENGTH.
10005 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10007 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10008 instead of TREE_CODE_LENGTH.
10010 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10011 (tree_ic_transform): Likewise.
10012 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10013 parameter instead of arglist. Fix callers.
10014 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10015 (tree_stringops_transform): Likewise.
10016 (tree_indirect_call_to_profile): Likewise.
10017 (tree_stringops_values_to_profile): Likewise.
10019 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10020 (eliminate_tail_call): Likewise.
10022 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10024 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10025 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10027 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10029 * omp-low.c (build_omp_barrier): Use build_call_expr.
10030 (lower_rec_input_clauses): Likewise.
10031 (lower_reduction_clauses): Likewise.
10032 (expand_parallel_call): Likewise.
10033 (maybe_catch_exception): Likewise.
10034 (expand_omp_for_generic): Likewise.
10035 (expand_omp_for_static_nochunk): Likewise.
10036 (expand_omp_sections): Likewise.
10037 (lower_omp_single_simple): Likewise.
10038 (lower_omp_single_copy): Likewise.
10039 (lower_omp_master): Likewise.
10040 (lower_omp_ordered): Likewise.
10041 (lower_omp_critical): Likewise.
10043 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10044 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10046 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10047 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10048 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10050 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10051 and generalize to handle any number of operands.
10052 (chrec_contains_undetermined): Likewise.
10053 (tree_contains_chrecs): Likewise.
10054 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10056 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10058 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10059 fold_call_expr instead of fold_builtin.
10060 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10061 match declarations there.
10062 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10065 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10066 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10068 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10069 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10071 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10074 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10075 (execute_cse_sincos): Use new CALL_EXPR accessors.
10077 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10079 * gimple-low.c (lower_function_body): Use build_call_expr.
10080 (lower_builtin_setjmp): Likewise.
10082 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10083 (set_storage_via_libcall): Likewise.
10084 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10085 instead of TREE_CODE_LENGTH.
10086 (expand_expr_real_1): Use new CALL_EXPR accessors.
10088 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10089 generalize to handle any number of operands.
10090 (TB_parent_eq): Likewise.
10092 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10093 (strip_builtin_expect): Likewise.
10095 * function.c (gimplify_parameters): Use build_call_expr.
10097 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10098 instead of TREE_CODE_LENGTH.
10100 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10101 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10103 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10106 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10107 (gimplify_decl_expr): Likewise.
10108 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10109 Use new CALL_EXPR iterators.
10110 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10111 (gimplify_modify_expr_to_memset): Likewise.
10112 (gimplify_variable_sized_compare): Likewise.
10113 (gimplify_omp_atomic_fetch_op): Likewise.
10114 (gimplify_omp_atomic_pipeline): Likewise.
10115 (gimplify_omp_atomic_mutex): Likewise.
10116 (gimplify_function_tree): Likewise.
10118 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10119 (call_expr_flags): Likewise.
10120 (expand_call): Likewise.
10122 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10123 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10126 * coverage.c (create_coverage): Use build_call_expr.
10128 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10129 (temp_call_expr_obstack): New.
10130 (pool_copy_list): Delete.
10131 (temp_copy_call_expr): New.
10132 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10133 CALL_EXPR accessors. Get rid of special goo for copying argument
10134 lists and use temp_copy_call_expr instead.
10135 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10136 CALL_EXPR accessors.
10137 (create_expression_by_pieces): Likewise. Use build_call_array
10138 to construct the result instead of fold_build3.
10139 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10140 dealing with argument lists.
10141 (init_pre): Remove references to expression_node_pool and
10142 list_node_pool. Init temp_call_expr_obstack instead.
10143 (fini_pre): Remove references to expression_node_pool and
10146 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10147 and walk arguments explicitly instead of as a list.
10149 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
10150 (mx_register_decls): Likewise.
10151 (mudflap_register_call): Likewise.
10152 (mudflap_finish_file): Likewise.
10154 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
10155 (ipa_callsite_compute_param): Likewise.
10157 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
10158 accessors and constructor.
10160 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
10161 accessors and constructor.
10162 (convert_tramp_reference): Likewise.
10163 (convert_call_expr): Likewise.
10164 (finalize_nesting_tree_1): Likewise.
10166 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
10169 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
10171 * tree-inline.c (initialize_inlined_parameters): Pass entire
10172 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10174 (estimate_num_insns_1): Use new CALL_EXPR accessors.
10175 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
10177 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
10178 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10179 (vectorizable_reduction): Likewise.
10180 (vectorizable_call): Use new CALL_EXPR iterators.
10181 (vectorizable_conversion): Use build_call_expr.
10182 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
10183 (vect_gen_widened_results_half): Use build_call_expr.
10184 (vect_setup_realignment): Likewise.
10185 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
10187 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
10188 (pass_through_call): Likewise.
10189 (compute_object_sizes): Likewise. Use fold_call_expr instead of
10192 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
10193 (tree_gen_pow2_profiler): Likewise.
10194 (tree_gen_one_value_profiler): Likewise.
10195 (tree_gen_ic_func_profiler): Likewise.
10196 (tree_gen_average_profiler): Likewise.
10197 (tree_gen_ior_profiler): Likewise.
10199 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
10200 (find_func_aliases): Use new CALL_EXPR accessors. Add case
10201 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10203 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
10204 of TREE_CODE_LENGTH.
10206 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
10207 of TREE_CODE_LENGTH.
10209 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
10211 (convert_to_integer): Likewise.
10213 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
10216 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10217 Brooks Moses <brooks.moses@codesourcery.com>
10218 Lee Millward <lee.millward@codesourcery.com>
10220 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
10222 * config/frv/frv.c (frv_expand_builtin): Likewise.
10223 * config/s390/s390.c (s390_expand_builtin): Likewise.
10225 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
10226 (sparc_expand_builtin): Use new CALL_EXPR accessors.
10228 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
10229 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
10230 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
10231 (ix86_expand_store_builtin): Likewise.
10232 (ix86_expand_unop_builtin): Likewise.
10233 (ix86_expand_unop1_builtin): Likewise.
10234 (ix86_expand_sse_compare): Likewise.
10235 (ix86_expand_sse_comi): Likewise.
10236 (ix86_expand_vec_init_builtin): Likewise.
10237 (ix86_expand_vec_ext_builtin): Likewise.
10238 (ix86_expand_vec_set_builtin): Likewise.
10239 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10241 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10242 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10244 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10245 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10246 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10248 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10250 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10251 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10252 arglist. Use new CALL_EXPR accessors. Fix callers.
10253 (altivec_expand_abs_builtin): Likewise.
10254 (rs6000_expand_binop_builtin): Likewise.
10255 (altivec_expand_predicate_builtin): Likewise.
10256 (altivec_expand_lv_builtin): Likewise.
10257 (spe_expand_stv_builtin): Likewise.
10258 (altivec_expand_stv_builtin): Likewise.
10259 (rs6000_expand_ternop_builtin): Likewise.
10260 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10261 (altivec_expand_st_builtin): Likewise.
10262 (altivec_expand_dst_builtin): Likewise.
10263 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10264 arglist. Use new CALL_EXPR accessors. Fix callers.
10265 (altivec_expand_vec_set_builtin): Likewise.
10266 (altivec_expand_vec_ext_builtin): Likewise.
10267 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10268 (spe_expand_builtin): Likewise.
10269 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10270 arglist. Use new CALL_EXPR accessors. Fix callers.
10271 (spe_expand_evsel_builtin): Likewise.
10272 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10273 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10275 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10276 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10277 (arm_expand_unop_builtin): Likewise.
10278 (arm_expand_builtin): Use new CALL_EXPR accessors.
10280 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10283 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10284 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10285 (bfin_expand_unop_builtin): Likewise.
10286 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10288 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10289 Brooks Moses <brooks.moses@codesourcery.com>
10290 Lee Millward <lee.millward@codesourcery.com>
10292 * c-semantics.c (build_stmt): Add internal diagnostic check.
10294 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10295 accessors. Print arguments explicitly instead of as a list.
10297 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10299 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10300 (c_finish_omp_flish): Likewise.
10302 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10303 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10304 instead of TREE_CODE_LENGTH.
10305 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10306 (c_warn_unused_result): Likewise.
10308 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10311 * doc/invoke.texi (Warning Options): Remove
10312 -Werror-implicit-function-declaration.
10313 (Wimplicit-function-declaration): Update description.
10314 * opts.c (common_handle_option): Move handling of -Werror=* to...
10315 (enable_warning_as_error): ...here.
10316 * opts.h (enable_warning_as_error): Declare.
10317 * c-decl.c (implicit_decl_warning): Unless
10318 -Wno-implicit-function-declaration is given, emit a pedwarn if
10319 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10320 * c.opt (Wimplicit-function-declaration): Replace
10321 mesg_implicit_function_declaration with
10322 warn_implicit_function_declaration.
10323 * c-opts.c (c_common_handle_option):
10324 -Werror-implicit-function-declaration is exactly equal as
10325 -Werror=implicit-function-declaration.
10326 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10327 warn_implicit_function_declaration.
10328 (c_common_post_options): -Wimplict-function-declaration is enabled
10329 by default by -std=c99, otherwise is disabled by default.
10330 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10332 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10334 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10335 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10336 former is ignored but not the latter.
10338 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10340 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10341 is made and the reference doesn't use the alias set of its type,
10342 do not create the temporary using that type.
10344 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10346 * jump.c: Remove prototypes for delete_computation and
10347 delete_prior_computation.
10349 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10351 * jump.c (get_label_after): Delete.
10352 (get_label_before, delete_computation, delete_jump,
10353 delete_prior_computation, follow_jumps): Move...
10354 * reorg.c (delete_computation, delete_prior_computation): ... here...
10355 (get_label_before, delete_jump): ... making these static ...
10356 (follow_jumps): ... and simplifying this since it only runs after
10358 * rtl.h (get_label_after, get_label_before, delete_jump,
10359 follow_jumps): Delete prototypes.
10361 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10363 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10365 2007-02-15 Nick Clifton <nickc@redhat.com>
10367 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10368 order to prevent it from being munged by the target.
10370 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10372 * config/i386/i386.md: Remove misleading comment.
10374 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10376 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10377 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10380 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10382 * tree-sra.c (instantiate_missing_elements): Canonicalize
10384 (sra_build_assignment): New.
10385 (generate_copy_inout, generate_element_copy,
10386 generate_element_zero, generate_one_element_init): Use it.
10388 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10390 * tree-sra.c (instantiate_missing_elements): Canonicalize
10392 (sra_build_assignment): New.
10393 (generate_copy_inout, generate_element_copy,
10394 generate_element_zero, generate_one_element_init): Use it.
10396 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10398 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10401 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10403 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10404 types as aggregates not scalars.
10405 * function.c (assign_stack_temp_for_type): Likewise.
10407 2007-02-14 Roger Sayle <roger@eyesopen.com>
10408 Zdenek Dvorak <dvorakz@suse.cz>
10410 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10413 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10415 * passes.c (next_pass_1): Clear the next field of the copied
10418 2007-02-14 Richard Henderson <rth@redhat.com>
10420 * tree-sra.c (early_sra): New.
10421 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10422 (tree_sra_early, pass_sra_early): New.
10423 * tree-pass.h (pass_sra_early): Declare.
10424 * passes.c (init_optimization_passes): Use it.
10426 2007-02-14 Richard Guenther <rguenther@suse.de>
10428 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10430 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10432 PR tree-optimization/30771
10433 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10435 (vect_analyze_operations): Induction phis can now be marked as
10437 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10438 Update documentation accordingly.
10440 2007-02-14 Nick Clifton <nickc@redhat.com>
10442 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10443 most 3 arguments are supported.
10444 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10446 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10448 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10449 Ensure dst->current is valid.
10451 2007-02-13 Paul Brook <paul@codesourcery.com>
10453 * config.gcc: Add arm*-*-uclinux-*eabi.
10454 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10455 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10456 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10457 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10458 (LINK_SPEC): Define.
10459 (LIB_SPEC): Define.
10460 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10462 * config/arm/uclinux-eabi.h: New file.
10463 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10464 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10467 2007-02-13 Ian Lance Taylor <iant@google.com>
10469 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10470 * flags.h (warn_strict_overflow): Declare.
10471 (enum warn_strict_overflow_code): Define.
10472 (issue_strict_overflow_warning): New static inline function.
10473 * opts.c (warn_strict_overflow): New variable.
10474 (common_handle_option): Handle OPT_Wstrict_overflow and
10475 OPT_Wstrict_overflow_.
10476 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10478 * fold-const.c: Include intl.h.
10479 (fold_deferring_overflow_warnings): New static variable.
10480 (fold_deferred_overflow_warning): New static variable.
10481 (fold_deferred_overflow_code): New static variable.
10482 (fold_defer_overflow_warnings): New function.
10483 (fold_undefer_overflow_warnings): New function.
10484 (fold_undefer_and_ignore_overflow_warnings): New function.
10485 (fold_deferring_overflow_warnings_p): New function.
10486 (fold_overflow_warning): New static function.
10487 (make_range): Add strict_overflow_p parameter. Change all
10489 (extract_muldiv, extract_muldiv_1): Likewise.
10490 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10491 tree_expr_nonnegative_p.
10492 (fold_negate_expr): Call fold_overflow_warning.
10493 (fold_range_test): Likewise.
10494 (fold_comparison): Likewise.
10495 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10496 instead of tree_expr_nonnegative_p.
10497 (tree_expr_nonnegative_warnv_p): Rename from
10498 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10499 (tree_expr_nonnegative_p): New function.
10500 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10501 strict_overflow_p parameter.
10502 (tree_expr_nonzero_p): New function.
10503 * passes.c (verify_interpass_invariants): New static function.
10504 (execute_one_pass): Call it.
10505 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10507 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10508 (estimate_numbers_of_iterations): Likewise.
10509 (scev_probably_wraps_p): Likewise.
10510 * tree-ssa-ccp.c: Include "toplev.h".
10511 (evaluate_stmt): Defer fold overflow warnings until we know we are
10513 (struct fold_stmt_r_data): Add stmt field.
10514 (fold_stmt_r): Defer fold overflow warnings until we know we
10516 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10517 (fold_stmt_inplace): Likewise.
10518 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10519 (cleanup_control_expr_graph): Defer fold overflow warnings until
10520 we know we are going to optimize.
10521 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10522 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10524 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10525 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10526 * tree-ssa-loop-manip.c (create_iv): Likewise.
10527 * c-typeck.c (build_conditional_expr): Likewise.
10528 (build_binary_op): Likewise.
10529 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10530 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10531 (extract_range_from_unary_expr): Likewise.
10532 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10533 assuming that signed overflow does not occur.
10534 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10535 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10536 (fold_defer_overflow_warnings): Declare.
10537 (fold_undefer_overflow_warnings): Declare.
10538 (fold_undefer_and_ignore_overflow_warnings): Declare.
10539 (fold_deferring_overflow_warnings_p): Declare.
10540 (tree_expr_nonzero_warnv_p): Declare.
10541 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10542 of warning options.
10543 (Warning Options): Document -Wstrict-overflow.
10544 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10545 (tree-ssa-ccp.o): Likewise.
10546 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10547 (fold-const.o): Depend on intl.h.
10549 2007-02-13 Ian Lance Taylor <iant@google.com>
10551 PR middle-end/30751
10552 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10555 2007-02-13 Stuart Hastings <stuart@apple.com>
10557 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10559 2007-02-13 Richard Henderson <rth@redhat.com>
10561 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10562 handled_component_p before looking for the indirect_ref.
10564 2007-02-13 Richard Henderson <rth@redhat.com>
10566 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10567 remove flags clobber.
10568 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10569 (bswaphi_lowpart): New.
10570 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10571 remove TARGET_BSWAP test. Delete expander of the same name.
10573 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10574 (expand_unop): Use them.
10576 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10578 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10579 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10580 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10581 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10582 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10583 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10584 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10585 assembler dialect choice from asm templates.
10587 2007-02-12 Richard Henderson <rth@redhat.com>
10589 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10590 (fixuns_trunc<SSEMODEF>si2): Use it.
10591 * config/i386/sse.md (vec_setv4sf_0): Export.
10592 * config/i386/i386.c (ix86_build_const_vector): Export.
10593 (ix86_split_convert_uns_si_sse): Rename from
10594 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10595 * config/i386/i386-protos.h: Update.
10597 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10600 * c-typeck.c (c_finish_return): Improve warning message.
10602 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10604 * alias.c (find_symbolic_term): Delete unused function.
10606 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10608 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10609 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10610 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10612 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10614 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10615 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10616 the function, temporarily point the debug interface to the null one.
10618 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10620 * dwarf2out.c (round_up_to_align): New static function.
10621 (field_byte_offset): Use it to round the offset.
10623 2007-02-12 Richard Henderson <rth@redhat.com>
10625 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10626 (inswl_const): Export.
10628 2007-02-12 Richard Henderson <rth@redhat.com>
10630 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10631 result mode of the libcall, convert back to outmode.
10633 2007-02-12 Roger Sayle <roger@eyesopen.com>
10635 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10636 (bswapdi2): New define_expand to implement 32-bit implementation.
10638 2007-02-12 Nick Clifton <nickc@redhat.com>
10640 * doc/invoke.texi (Overall Options): Document --help=.
10641 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10642 (cc1_options): Pass --help= on to cc1.
10643 (display_help): Add description of --help=.
10644 (process_command): Add code to handle --help=. Allow translated
10645 --help and --target-help switches to be passed on to compiler
10647 (main): Remove unused if statement.
10648 * opts.c (columns): Remove.
10649 (LEFT_COLUMN): Define.
10650 (wrap_help): Add columns argument.
10651 (print_filtered_help): Change parameters to be an include bitmask,
10652 an exclude bitmask, an any bitmask and the column width. Move the
10653 code to display the params list here. Add code to display the
10654 status of options rather than their descriptions if the quiet flag
10656 (print_specific_help): Change parameters to be an include bitmask,
10657 an exclude bitmask and an any bitmask. Move code to look up the
10658 column width here. Decide upon the title for an options listing.
10659 (common_handle_options): Add code to handle --help=. Adapt code
10660 for --help and --target-help to use the revised form of the
10661 print_specific_help function.
10662 (print_help): Delete.
10663 (print_param_help): Delete.
10664 (print_switch): Delete.
10665 * opts.h (cl_lang_count): Add prototype.
10666 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10667 CL_MAX_OPTION_CLASS): New defines.
10668 * optc-gen.awk: Add construction of cl_lang_count.
10669 * c.opt: Add Warning attribute to warning options and Optimization
10670 attribute to optimization options.
10671 * common.opt: Likewise.
10673 Add -fhelp and -ftarget-help as aliases for the transformed --help
10674 and --target-help options.
10675 * opt-functions.awk: Add code to handle Warning and Optimization
10678 2007-02-12 Richard Henderson <rth@redhat.com>
10680 * config/alpha/constraints.md: New file.
10681 * config/alpha/alpha.c: Include tm-constrs.h.
10682 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10683 alpha_extra_constraint): Remove.
10684 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10685 * config/alpha/alpha-protos.h: Update.
10686 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10687 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10688 (EXTRA_CONSTRAINT): Remove.
10689 * config/alpha/alpha.md: Include constraints.md.
10690 (adddi splitter): Use satisfies_constraint_*.
10691 * config/alpha/predicates.md (add_operand): Likewise.
10692 (sext_add_operand, addition_operation): Likewise.
10694 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10696 PR tree-optimization/29145
10697 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10698 in our handling of restrict qualified pointers.
10700 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10703 * doc/invoke.texi (Wunused-value): Update description.
10704 (Wextra): Delete item.
10705 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10706 value of Wunused-value.
10707 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10708 (c_finish_stmt_expr): Don't check extra_warnings.
10709 (emit_side_effect_warnings): The caller is responsible to check
10712 2007-02-11 Roger Sayle <roger@eyesopen.com>
10713 Matt Thomas <matt@3am-software.com>
10715 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10717 2007-02-11 Roger Sayle <roger@eyesopen.com>
10719 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10720 comparisons of POPCOUNT against zero.
10721 (simplify_const_relational_operation): Likewise.
10723 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10725 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10727 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10729 * dwarf2out.c (root_type): Delete unused function.
10731 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10733 * genattrtab.c (contained_in_p): Delete unused function.
10734 (write_expr_attr_cache): Likewise.
10736 2007-02-11 Jan Hubicka <jh@suse.cz>
10738 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10741 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10743 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10744 to add the REG_EQ* note.
10745 * see.c (see_merge_one_use_extension): Likewise.
10746 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10747 turn REG_EQUAL notes into REG_EQUIV notes if the target
10748 register may have more than one set.
10749 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10750 * gcse.c (try_replace_reg): Likewise.
10751 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10752 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10753 more than one REG_EQUIV note.
10754 * reload1.c (gen_reload): Use set_unique_reg_note.
10756 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10758 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10759 (ix86_builtin_conversion): New function.
10761 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10764 * tree.h (DECL_REPLACEABLE_P): New macro.
10765 * except.c (set_nothrow_function_flags): Likewise.
10767 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10768 Ira Rosen <irar@il.ibm.com>
10769 Dorit Nuzman <dorit@il.ibm.com>
10771 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10772 * targhooks.c (default_builtin_vectorized_conversion): New.
10773 * targhooks.h (default_builtin_vectorized_function): New declaration.
10774 * target.h (struct vectorize): Add builtin_conversion field.
10775 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10776 stmt_vec_info_type value.
10777 (vectorizable_conversion): New declaration.
10778 * tree-vect-analyze.c (vect_analyze_operations): Add
10779 vectorizable_conversion call.
10780 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10781 * tree-vect-transform.c (vectorizable_conversion): New function.
10782 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10783 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10785 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10786 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10787 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10788 or ALTIVEC_BUILTIN_VCFSX.
10790 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10793 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10794 CONST_DOUBLE and operand 0 is a hard register.
10795 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10796 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10797 is a hard floating-point register.
10799 2007-02-10 Richard Henderson <rth@redhat.com>
10800 Jakub Jelinek <jakub@redhat.com>
10801 Alexandre Oliva <aoliva@redhat.com>
10803 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10804 * builtin-types.def (BT_WORD): Make unsigned.
10805 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10806 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10807 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10808 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10809 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10810 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10812 * expr.c (emutls_var_address): New.
10813 (expand_expr_real_1): Expand emulated tls.
10814 (expand_expr_addr_expr_1): Likewise.
10815 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10816 * output.h (emutls_finish): Declare.
10817 * toplev.c (compile_file): Call it.
10818 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10819 address before wrapping in CONST.
10820 * varasm.c (emutls_htab, emutls_object_type): New.
10821 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10822 (get_emutls_object_name, get_emutls_object_type): New.
10823 (get_emutls_init_templ_addr, emutls_decl): New.
10824 (emutls_common_1, emutls_finish): New.
10825 (assemble_variable): When emulating tls, swap decls; generate
10826 constructor for the emutls objects.
10827 (do_assemble_alias): When emulating tls, swap decl and target name.
10828 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10830 * varpool.c (decide_is_variable_needed): Look at force_output.
10831 Recurse for emulated tls.
10832 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10833 with decide_is_variable_needed.
10834 * emutls.c: New file.
10835 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10836 tls_object for real tls.
10838 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10840 PR rtl-optimization/29599
10841 * reload1.c (eliminate_regs_in_insn): Take the destination
10842 mode into account when computing the offset.
10844 2007-02-09 Stuart Hastings <stuart@apple.com>
10845 Richard Henderson <rth@redhat.com>
10847 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10848 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10849 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10850 fixuns_truncdfhi2): New.
10851 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10852 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10853 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10854 (floatunssidf2): Allow nonimmediate source.
10855 * config/i386/sse.md (movdi_to_sse): New.
10856 (vec_concatv2di): Drop '*'.
10857 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10858 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10859 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10861 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10862 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10863 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10864 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10865 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10866 ix86_build_const_vector.
10867 (x86_emit_floatuns): Rewrite.
10869 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10871 * genautomata.c (longest_path_length): Delete unused function.
10872 (struct state): Delete unused longest_path_length.
10873 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10874 (get_free_state): Delete unused.
10876 2007-02-09 Jan Hubicka <jh@suse.cz>
10878 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10879 * doc/invoke.texi (inline-unit-growth): Update default value.
10881 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10882 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10883 (rebuild_cgraph_edges): Likewise.
10884 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10885 (dump_cgraph_node): Dump frequencies.
10886 (cgraph_clone_edge): Add frequency scales.
10887 (cgraph_clone_node): Add freuqnecy.
10888 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10889 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10890 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10891 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10892 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10893 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10894 (save_inline_function_body): Likewise.
10895 * ipa-inline.c: inluce rtl.h
10896 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10897 (cgraph_edge_badness): Use frequencies.
10898 (cgraph_decide_recursive_inlining): Update clonning.
10899 (cgraph_decide_inlining_of_small_function): Dump frequency.
10900 * predict.c (estimate_bb_frequencies): Export.
10901 * predict.h (estimate_bb_frequencies): Declare.
10902 * tree-inline.c (copy_bb): Watch overflows.
10903 (expand_call_inline): Update call of cgraph_create_edge.
10904 (optimize_inline_calls): Use TODO flags to update frequnecies.
10905 * passes.h: Include predict.h
10906 (init_optimization_passes): Move profile ahead.
10907 (execute_function_todo): Handle TODO_rebuild_frequencies.
10909 2007-02-09 Roger Sayle <roger@eyesopen.com>
10911 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10912 the insbl or inswl pattern into a register.
10914 2007-02-09 Roger Sayle <roger@eyesopen.com>
10916 * config/ia64/ia64.md (bswapdi2): New define_insn.
10918 2007-02-09 Richard Henderson <rth@redhat.com>
10920 * config/i386/constraints.md (Ym): New constraint.
10921 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10922 (movdi_1_rex64): Split sse and xmm general register moves from
10923 memory move alternatives. Use conditional register constraints.
10924 (movsf_1, movdf_integer): Likewise.
10925 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10926 (movdf_integer_rex64): New.
10927 (pushsf_rex64): Fix output constraints.
10928 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10929 (sse2_stored): Likewise.
10930 (sse2_storeq_rex64): New.
10931 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10932 amd and not generic.
10933 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10934 for optimize_size. Remove SF/DFmode hack.
10936 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10938 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10941 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10942 Richard Sandiford <richard@codesourcery.com>
10944 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10945 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10946 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10947 m68k/t-mlib to tmake_file.
10948 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10949 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10950 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10951 Allow it to be cf or m68k. Set m68k_arch_family. If that
10952 variable is not empty, add t-$m68k_arch_family to tmake_file.
10953 Add t-mlibs to tmake_file.
10954 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10955 * config/m68k/t-cf: New file.
10956 * config/m68k/t-m68k: Likewise.
10957 * config/m68k/t-mlibs: Likewise.
10958 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10959 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10960 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10961 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10962 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10964 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10965 (INSTALL_LIBGCC): Delete.
10966 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10967 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10968 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10969 (M68K_MLIB_CPU): Define.
10970 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10971 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10972 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10974 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10975 Richard Guenther <rguenther@suse.de>
10977 PR middle-end/23361
10978 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10979 against INT_MIN/INT_MAX.
10980 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10981 file if a loop is removed.
10983 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10985 * calls.c (store_one_arg): Pass correct alignment to
10986 emit_push_insn for non-BLKmode values.
10987 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10988 unaligned stack slot via a suitably aligned slot.
10990 2007-02-08 DJ Delorie <dj@redhat.com>
10992 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10994 (legal_subregs): Use unsigned char, make const.
10995 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10997 2007-02-08 Paul Brook <paul@codesourcery.com>
10999 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11000 special interworking needed.
11002 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11004 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11005 conditional to __SSE2__.
11006 (Entries below should have been added to first ChangeLog
11007 entry for amdfam10 dated 2007-02-05)
11008 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11010 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11012 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11015 2007-02-08 DJ Delorie <dj@redhat.com>
11017 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11018 * config/m32c/m32c.c (legal_subregs): New.
11019 (m32c_illegal_subreg_p): New.
11020 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11021 unsupported subregs of hard regs.
11023 2007-02-08 Jan Hubicka <jh@suse.cz>
11025 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11026 the same one; always update histograms.
11028 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11030 * passes.c (init_optimization_passes): Tidy comment.
11032 2007-02-08 Roger Sayle <roger@eyesopen.com>
11034 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11035 strip zero_extend, bswap and rotates from POCOUNT's argument.
11036 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11037 zero_extend and rotates from PARITY's argument.
11038 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11039 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11040 of an integer constant at compile-time.
11042 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11045 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11047 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11050 * tree-ssa-live.c (remove_unused_locals): Do not remove
11051 TREE_ADDRESSABLE variables.
11052 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11053 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11054 FOR_CLOBBER. Update all users.
11055 If VAR has an associated alias set, add a virtual operand for
11056 it if no alias is found to conflict with the memory reference.
11058 2007-02-07 Jan Hubicka <jh@suse.cz>
11059 Robert Kidd <rkidd@crhc.uiuc.edu>
11061 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11063 2007-02-07 Ian Lance Taylor <iant@google.com>
11065 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11067 2007-02-07 Roger Sayle <roger@eyesopen.com>
11069 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11070 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11071 tablejumpdi, movsi_to_cr_one): Remove constraints from
11072 define_expand's match_operands.
11074 2007-02-07 Roger Sayle <roger@eyesopen.com>
11076 * global.c (compute_regsets): Move declatation of "i" inside of
11077 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11079 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11082 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11083 of INDIRECT_REF <RESULT_DECL>.
11085 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11087 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11088 Kaz Kojima <kkojima@gcc.gnu.org>
11091 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11093 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11095 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11097 * doc/loop.texi: Document possibility not to perform disambiguation
11098 of loops with multiple latches.
11099 * cfgloopmanip.c (alp_enum_p): Removed.
11100 (add_loop): Handle subloops. Use get_loop_body_with_size.
11101 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11102 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11103 the new forwarder block.
11104 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11105 Handle the case latch is NULL.
11106 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11107 when marking loop exits.
11108 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11110 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11111 disambiguate_loops_with_multiple_latches.
11112 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11113 before fix_loop_structure.
11114 * cfgloop.c: Include pointer-set.h and output.h.
11115 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11116 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11117 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11118 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11119 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11120 disambiguate_multiple_latches, get_loop_body_with_size,
11121 disambiguate_loops_with_multiple_latches): New functions.
11122 (flow_loop_dump): Dump multiple latch edges.
11123 (flow_loop_nodes_find): Handle loops with multiple latches.
11124 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11125 (glb_enum_p): Modified.
11126 (get_loop_body): Use get_loop_body_with_size.
11127 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11128 (AVOID_CFG_MODIFICATIONS): New constant.
11129 (disambiguate_loops_with_multiple_latches, add_loop,
11130 get_loop_body_with_size): Declare.
11131 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11133 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11135 PR inline-asm/28686
11136 * global.c (compute_regsets): New function.
11137 (global_alloc): Refactored ELIMINABLE_REGSET
11138 and NO_GLOBAL_ALLOC_REGS computation out.
11139 (rest_of_handle_global_alloc): Call compute_regsets()
11140 for non-optimizing case.
11142 2007-02-06 Richard Henderson <rth@redhat.com>
11144 * config/i386/constraints.md (Y2): Rename from Y.
11145 (Yi): New constraint.
11146 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11147 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11148 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
11149 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
11150 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
11151 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
11152 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
11153 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
11154 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
11155 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
11156 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
11157 vec_extractv2si_1): Change Y constraints to Y2.
11158 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
11159 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
11160 Change Y constraints to Y2.
11161 (sse2_loadld): Change Y constraints to x.
11163 2007-02-06 Roger Sayle <roger@eyesopen.com>
11165 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
11166 (parity<mode>2): New define_expand using rs6000_emit_parity.
11167 * config/rs6000/rs6000.c (rs6000_emit_popcount,
11168 rs6000_emit_parity): New functions.
11169 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
11170 rs6000_emit_parity): Prototype here.
11172 2007-02-06 Ian Lance Taylor <iant@google.com>
11174 * lower-subreg.c (simple_move_operand): Reject CONST.
11175 (resolve_clobber): Call validate_change rather than directly
11176 assigning to XEXP (pat, 0).
11178 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11180 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
11181 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
11182 (tree-cfg.o): Remove hashtab.h dependency.
11184 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
11185 (struct ivopts_data): Change niters to pointer_map_t.
11186 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
11187 (niter_for_exit): Create pointer_map on demand. Change for
11189 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
11190 (free_loop_data): Destroy data->niters if created and reset field.
11191 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
11192 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
11194 * tree-ssa-reassoc.c: Include pointer-set.h.
11195 (bb_rank): Change to long *.
11196 (operand_rank): Change to pointer_map_t.
11197 (find_operand_rank): Return long, -1 if not found. Declare as inline.
11198 (insert_operand_rank): Accept long.
11199 (operand_entry_hash, operand_entry_eq): Remove.
11200 (get_rank): Return long. Adjust for changes above.
11201 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
11203 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
11205 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
11206 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
11207 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
11209 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
11210 directly since it cannot be NULL.
11211 (get_vi_for_tree): Rewrite for pointer_map API.
11212 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
11213 (init_alias_vars): Create vi_for_tree as pointer_map.
11214 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
11216 * tree-cfg.c: Don't include hashtab.h.
11217 (edge_to_cases): Declare as pointer_map.
11218 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
11220 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
11221 (start_recording_case_labels): Create edge_to_cases as pointer_map.
11222 (end_recoding_case_labels): Cleanup edge_to_cases manually before
11224 (record_switch_edge): Delete.
11225 (get_cases_for_edge): Adjust for pointer_map API, inline
11226 record_switch_edge (rewritten for new API), remove goto.
11228 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11230 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
11231 * tree-nested.c: Include pointer-set.h.
11232 (var_map_elt, var_map_eq, var_map_hash): Delete.
11233 (struct nesting_info): Remove GTY marker. Change the two htab_t's
11234 to pointer_map_t's.
11235 (nesting_info_bitmap_obstack): New.
11236 (lookup_field_for_decl): Adjust for pointer_map API.
11237 (lookup_tramp_for_decl): Adjust for pointer_map API.
11238 (get_nonlocal_debug_decl): Adjust for pointer_map API.
11239 (get_local_debug_decl): Adjust for pointer_map API.
11240 (convert_nl_goto_reference): Adjust for pointer_map API.
11241 (convert_nl_goto_receiver): Adjust for pointer_map API.
11242 (create_nesting_tree): Create outside GGC space. Create bitmap on
11243 the new obstack. Create field_map and var_map as pointer_maps.
11244 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11246 (lower_nested_functions): Move root here, no need to NULL it.
11247 Initialize and release the obstack.
11249 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11251 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11252 Remove prototypes and make them non-static.
11253 (struct tree_int_map): Remove.
11254 * tree.h (struct tree_int_map): Move here, turning TO into an
11256 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11258 * tree.h (TREE_COMPLEXITY): Remove.
11259 (struct tree_exp): Remove complexity field.
11260 * tree.c (build1_stat): Don't set it.
11262 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11263 Victor Kaplansky <victork@il.ibm.com>
11265 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11266 (vect_is_simple_reduction): Support reduction with induction as
11267 one of the operands.
11268 (vect_is_simple_iv_evolution): Fix formatting.
11269 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11270 formatting. Don't mark induction phis for vectorization.
11271 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11272 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11273 (vect_get_vec_def_for_operand): Support induction.
11274 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11276 (vectorizable_reduction): Support reduction with induction as one of
11278 (vectorizable_type_demotion): Use def-type of stmt argument rather
11279 than dummy def-type.
11281 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11282 flag_tree_scev_cprop.
11283 * common.opt (tree-scev-cprop): New flag.
11285 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11286 call to vect_get_new_vect_var.
11288 2007-02-06 Ira Rosen <irar@il.ibm.com>
11290 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11291 vectype is not NULL.
11292 (vect_pattern_recog_1): Likewise.
11294 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11296 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11297 (fold_negate_expr): Likewise.
11299 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11302 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11303 even if cv-qualification is the same.
11305 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11307 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11308 __enable_execute_stack on completion.
11310 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11312 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11313 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11314 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11315 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11316 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11317 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11318 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11319 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11321 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11323 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11324 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11325 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11326 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11327 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11328 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11329 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11330 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11331 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11332 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11333 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11334 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11335 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11336 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11337 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11338 sqrtextenddfxf2_i387): Added amdfam10_decode.
11340 * config/i386/athlon.md (athlon_idirect_amdfam10,
11341 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11342 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11343 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11344 athlon_ivector_store_amdfam10): New define_insn_reservation.
11345 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11350 * config/i386/athlon.md (athlon_call_amdfam10,
11351 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11352 define_insn_reservation.
11353 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11354 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11355 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11359 * config/i386/athlon.md (athlon_sseld_amdfam10,
11360 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11361 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11365 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11366 define_insn_reservation.
11367 * config/i386/i386.md (sseins): Added sseins to define_attr type
11368 and define_attr unit.
11369 * config/i386/sse.md: Set type attribute to sseins for insertq
11372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11374 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11375 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11376 ssecomi_load_amdfam10, ssecomi_amdfam10,
11377 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11378 define_insn_reservation.
11379 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11381 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11383 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11384 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11385 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11386 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11387 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11388 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11389 define_insn_reservation.
11391 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11392 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11393 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11394 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11395 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11397 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11399 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11400 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11401 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11402 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11403 athlon_ssemul_load_k8): Added amdfam10.
11405 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11407 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11408 (x86_sse_unaligned_move_optimal): New variable.
11410 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11412 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11413 for unaligned vector SSE double/single precision loads for AMDFAM10.
11415 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11417 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11418 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11419 Define TARGET_CPU_DEFAULT_amdfam10.
11420 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11421 (processor_type): Add PROCESSOR_AMDFAM10.
11423 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11424 processor_type in config/i386/i386.h.
11425 Enable imul peepholes for TARGET_AMDFAM10.
11427 * config.gcc: Add support for --with-cpu option for amdfam10.
11429 * config/i386/i386.c (amdfam10_cost): New variable.
11430 (m_AMDFAM10): New macro.
11431 (m_ATHLON_K8_AMDFAM10): New macro.
11432 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11433 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11434 x86_promote_QImode, x86_integer_DFmode_moves,
11435 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11436 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11437 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11438 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11439 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11440 Enable/disable for amdfam10.
11441 (override_options): Add amdfam10_cost to processor_target_table.
11442 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11443 processor_alias_table.
11444 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11445 (ix86_adjust_cost): Add code for amdfam10.
11447 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11449 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11450 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11451 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11452 * config/i386/i386.h: Add builtin definition for SSE4A.
11453 * config/i386/i386.md: Add support for ABM instructions
11454 (popcnt and lzcnt).
11455 * config/i386/sse.md: Add support for SSE4A instructions
11456 (movntss, movntsd, extrq, insertq).
11457 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11458 Add -march=amdfam10 flag.
11459 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11460 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11462 * doc/extend.texi: Add documentation for SSE4A builtins.
11464 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11466 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11468 2007-02-05 Richard Guenther <rguenther@suse.de>
11470 * tree-vectorizer.h (vectorizable_function): Add argument type
11471 argument, change return type.
11472 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11473 * tree-vect-transform.c (vectorizable_function): Handle extra
11474 argument, return vectorized function decl.
11475 (build_vectorized_function_call): Remove.
11476 (vectorizable_call): Handle calls with result and argument types
11477 differing. Handle loop vectorization factor correctly.
11478 * targhooks.c (default_builtin_vectorized_function): Adjust for
11480 * targhooks.h (default_builtin_vectorized_function): Likewise.
11481 * target.h (builtin_vectorized_function): Add argument type
11483 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11484 extra argument, allow vectorizing of lrintf.
11485 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11486 documentation of target hook.
11488 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11491 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11492 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11493 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11495 2007-02-05 Roger Sayle <roger@eyesopen.com>
11497 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11498 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11499 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11500 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11501 before canonicalizing sincos to cexpi.
11502 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11504 2007-02-05 Roger Sayle <roger@eyesopen.com>
11506 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11507 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11508 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11510 2007-02-05 Roger Sayle <roger@eyesopen.com>
11512 * mips-tfile.c (initialize_init_file): Correct endianness test.
11514 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11516 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11517 the 'y' constraint.
11519 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11521 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11522 saves in a PARALLEL before the register assignments.
11524 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11526 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11527 DWARF_FRAME_RETURN_COLUMN to be a general register.
11528 * dwarf2out.c (init_return_column_size): New function, split from...
11529 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11530 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11531 to be nongeneral registers.
11532 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11534 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11535 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11537 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11539 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11541 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11543 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11544 (remove_path): Use can_remove_branch_p and remove_branch instead
11545 of loop_delete_branch_edge.
11546 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11547 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11548 Update profile using scale_dominated_blocks_in_loop.
11549 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11550 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11551 (can_remove_branch_p, remove_branch): Declare.
11552 * tree-cfg.c (tree_can_remove_branch_p): New function.
11553 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11554 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11555 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11557 2007-02-05 Jan Hubicka <jh@suse.cz>
11559 PR middle-end/30696
11560 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11561 nodes in cgraph, don't remove offline copy of the function.
11563 2007-02-04 Jan Hubicka <jh@suse.cz>
11565 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11566 vectors might cause maybe_lookup_element_for_expr to be called
11567 on non-sra-candidate.
11569 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11571 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11572 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11573 spelling conventions.
11575 2007-02-04 Richard Guenther <rguenther@suse.de>
11577 PR middle-end/30636
11578 * fold-const.c (try_move_mult_to_index): Make sure to not
11579 overflow one dimension of a multi-dimensional array access.
11581 2007-02-04 Jan Hubicka <jh@suse.cz>
11583 * passes.c (init_optimization_passes): Reindent.
11585 2007-02-04 Jan Hubicka <jh@suse.cz>
11586 Eric Botcazou <ebotcazou@adacore.com>
11588 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11589 (execute_fixup_cfg): Break out the abnormal goto code.
11590 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11591 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11592 (optimize_inline_calls): Call make_nonlocal_label_edges.
11594 2007-02-04 Jan Hubicka <jh@suse.cz>
11596 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11597 true when something was changed.
11598 (rename_ssa_copies): When something was changed, do
11599 TODO_remove_unused_locals.
11600 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11601 add TODO_remove_unused_locals when instruction was removed.
11603 2007-02-04 Jan Hubicka <jh@suse.cz>
11605 * ipa-inline.c (try_inline): Improve debug output; work on already
11607 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11608 call try_inline for already inlined edges too when flattening;
11609 inline also functions that make callee growth but overall unit size
11612 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11614 * config/m32c/bitops.md, config/m32c/jump.md,
11615 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11616 config/m32r/m32r.h, config/m32r/m32r.md,
11617 config/m32r/predicates.md, config/m68hc11/larith.asm,
11618 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11619 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11620 config/mips/mips-protos.h, config/mips/mips.c,
11621 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11622 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11623 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11624 spelling conventions.
11626 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11627 Follow spelling conventions.
11629 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11631 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11632 warn about C++0x compatibility.
11634 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11636 * config/h8300/h8300.c, config/h8300/h8300.h,
11637 config/h8300/h8300.md: Follow spelling conventions.
11639 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11641 PR middle-end/30667
11642 * combine.c (try_combine): Do not substitute source operand
11643 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11645 2007-02-03 Jan Hubicka <jh@suse.cz>
11647 PR gcov-profile/30650
11648 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11649 do not divide by zero for never executed counters.
11650 (tree_find_values_to_profile): Fix counters.
11651 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11653 2007-02-03 Ian Lance Taylor <iant@google.com>
11655 * lower-subreg.c (simple_move_operand): New static function,
11656 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11658 (simple_move): Call simple_move_operand.
11659 (find_decomposable_subregs): Add special handling of MEMs.
11660 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11661 meaning of return value. If we see a hard register, test whether
11662 it can store a word_mode value. Change all callers.
11664 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11666 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11667 ftrapv insns and expanders.
11668 (subdi3): Change define_expand operand 1 to arith11_operand, and
11669 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11670 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11671 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11674 PR middle-end/30174
11675 * varasm.c (notice_global_symbol): Treat global objects as weak when
11676 flag_shlib is true.
11678 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11680 * emit-rtl.c (dconstpi): Delete.
11681 (dconstsqrt2): New.
11682 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11683 * real.h (dconstpi): Delete.
11684 (dconstsqrt2): New.
11685 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11686 (fold_builtin_hypot): Likewise.
11688 2007-02-03 Tom Tromey <tromey@redhat.com>
11691 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11692 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11694 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11696 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11697 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11698 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11699 config/rs6000/cell.md, config/rs6000/darwin.h,
11700 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11701 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11702 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11703 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11704 typos. Follow spelling conventions.
11705 * doc/invoke.texi: Follow spelling conventions.
11707 2007-02-03 Roger Sayle <roger@eyesopen.com>
11709 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11710 canonicalization transformations that attempt to simplify integer
11711 constant comparisons to become comparisons against zero.
11713 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11715 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11717 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11718 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11720 2007-02-02 Mike Stump <mrs@apple.com>
11722 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11723 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11724 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11725 generate a branch island.
11727 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11729 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11730 (xtensa_legitimate_address_p): New.
11731 (xtensa_legitimize_address): New.
11732 (xtensa_output_addr_const_extra): New.
11733 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11735 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11736 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11737 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11738 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11739 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11740 (xtensa_legitimize_address): New.
11741 (xtensa_output_addr_const_extra): New.
11743 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11745 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11747 2007-02-02 Ian Lance Taylor <iant@google.com>
11749 * expmed.c (expand_divmod): Add comment.
11751 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11753 * emit-rtl.c (renumber_insns): Remove.
11754 * flags.h: Remove the extern for flag_renumber_insns.
11755 * rtl.h: Remove the prototype for renumber_insns.
11756 * toplev.c (flag_renumber_insns): Remove.
11758 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11760 Revert for x86 darwin:
11761 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11763 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11764 code before the following patch under TARGET_MACHO.
11765 (ix86_function_value_regno_p): Likewise.
11767 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11769 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11772 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11775 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11776 general or fp registers. Add comments.
11777 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11779 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11781 * pointer-set.c (insert_aux): Only return insertion slot.
11782 (pointer_set_insert): Adjust.
11783 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11784 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11785 pointer_map_traverse): New.
11786 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11787 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11788 pointer_map_contains, pointer_map_traverse): Declare.
11790 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11792 PR middle-end/30473
11793 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11794 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11796 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11798 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11800 (struct _dep): New type.
11801 (dep_t): New typedef.
11802 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11803 (DEP_STATUS): New access macro. The macro with the same name was
11804 renamed to DEP_LINK_STATUS.
11805 (dep_init): Declare function
11807 (struct _dep_link): New type.
11808 (dep_link_t): New typedef.
11809 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11810 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11811 (DEP_LINK_STATUS): New macro.
11812 (debug_dep_links): New debug function.
11814 (struct _deps_list): New type.
11815 (deps_list_t): New typedef.
11816 (DEPS_LIST_FIRST): New access macro.
11817 (FOR_EACH_DEP_LINK): New cycle macro.
11818 (create_deps_list, free_deps_list, delete_deps_list): Declare
11820 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11821 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11822 (copy_deps_list_change_con): Ditto.
11824 (move_dep_link): Declare function.
11826 (struct _dep_node): New type.
11827 (dep_node_t): New typedef.
11828 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11830 (struct haifa_insn_data.back_deps): New field to hold backward
11831 dependencies of the insn.
11832 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11834 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11835 Change its type to deps_list_t.
11836 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11837 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11838 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11840 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11842 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11844 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11846 (dep_cost): Declare.
11848 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11849 (ds_to_dk, dk_to_ds): New functions.
11851 (init_dep_1): New static function.
11852 (init_dep): New function.
11853 (copy_dep): New static function.
11855 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11857 (detach_dep_link): New static function.
11858 (move_dep_link): New function.
11860 (dep_links_consistent_p, dump_dep_links): New static functions.
11861 (debug_dep_links): New debugging function.
11863 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11865 (alloc_deps_list, init_deps_list): New static functions.
11866 (create_deps_list): New function.
11867 (clear_deps_list): New static function.
11868 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11869 (deps_list_consistent_p, dump_deps_list): New static functions.
11870 (debug_deps_list): New function.
11871 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11873 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11875 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11876 use new scheduler dependencies lists.
11877 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11878 (sched_analyze): Ditto. Initialize dependencies lists.
11879 (add_forw_dep, compute_forward_dependences): Update to use new
11880 scheduler dependencies lists.
11882 (init_dependency_caches): Init deps_obstack.
11883 (free_dependency_caches): Free deps_obstack.
11885 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11886 new scheduler dependencies lists.
11887 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11888 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11890 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11891 Update to use new scheduler dependencies lists.
11892 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11893 (debug_dependencies): Ditto.
11894 (schedule_region): Update comments.
11896 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11897 scheduler dependencies lists.
11898 (schedule_ebb): Update comments.
11900 * rtl.def (DEPS_LIST): Remove.
11902 * lists.c (unused_deps_list): Remove.
11903 (free_list): Update assertions.
11905 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11906 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11908 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11909 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11911 * haifa-sched.c (comments): Update.
11912 (insn_cost1): Remove. Inline the code into insn_cost ().
11913 (insn_cost): Update to use new scheduler dependencies lists. Move
11914 processing of the dependency cost to dep_cost ().
11915 (dep_cost): New function. Use it instead of insn_cost () when
11916 evaluating cost of the dependency. Use compatible interface to
11917 interact with the target.
11918 (priority): Update to use new scheduler dependencies lists.
11919 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11920 with greater number of insns that depend on the insn.
11921 (schedule_insn): Update to use new scheduler dependencies lists. Add
11922 code to free backward dependencies lists. Inline and optimize code
11923 from resolve_dep () - see PR28071.
11924 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11925 lists. Update call to targetm.sched.is_costly_dependence hook.
11927 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11928 scheduler dependencies lists.
11930 (resolve_dep): Remove. Move the logic to schedule_insn ().
11931 (init_h_i_d): Initialize dependencies lists.
11933 (process_insn_depend_be_in_spec): Rename to
11934 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11935 dependencies lists.
11936 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11937 Update to use new scheduler dependencies lists.
11938 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11940 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11941 new scheduler dependencies lists.
11942 (build_intra_loop_deps): Ditto.
11944 * target.h (struct _dep): Declare to use in
11945 gcc_target.sched.is_costly_dependence.
11946 (struct gcc_target.sched.adjust_cost): Fix typo.
11947 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11948 single dep_t parameter instead of an equivalent triad.
11949 (struct gcc_target.sched.adjust_cost_2): Remove.
11951 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11953 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11955 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11957 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11959 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11960 (REG_DEP_TRUE): Document.
11962 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11963 Change signature to correspond to the targetm.sched.adjust_cost hook.
11964 Update use in TARGET_SCHED_ADJUST_COST_2.
11965 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11966 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11967 new scheduler dependencies lists.
11968 (ia64_gen_check): Ditto.
11970 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11971 dependencies lists.
11973 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11974 signature to correspond to the targetm.sched.is_costly_dependence hook.
11975 (is_costly_group): Update to use new scheduler dependencies lists.
11977 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11978 instead of INSN_COST () macro.
11980 2007-02-01 Ian Lance Taylor <iant@google.com>
11982 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11984 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11986 * pa.md (tp_load): Correct mfctl instruction syntax.
11988 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11990 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11991 altivec_padding_size calculation on AIX. Improve comment, add
11992 assert to verify that it's right.
11994 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11997 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11999 PR inline-asm/28686
12000 * global.c (global_alloc): Add mising initialization of
12003 2007-02-01 Roger Sayle <roger@eyesopen.com>
12005 * alias.c (init_alias_analysis): Correct whitespace.
12006 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12007 partition_hot_cold_basic_blocks): Likewise.
12008 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12009 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12010 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12011 fold_builtin_snprintf_chk, fold_builtin_printf,
12012 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12013 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12014 * cfgcleanup.c (cleanup_cfg): Likewise.
12015 * cfgexpand.c (tree_expand_cfg): Likewise.
12016 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12017 * function.c (get_next_funcdef_no): Likewise.
12018 * gengtype.c (main): Likewise.
12019 * genmodes.c (main): Likewise.
12020 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12021 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12022 * ifcvt.c (noce_emit_move_insn): Likewise.
12023 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12025 * stor-layout.c (get_best_mode): Likewise.
12026 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12027 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12028 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12029 perform_var_substitution, solve_graph): Likewise.
12030 * tree-vrp.c (vrp_finalize): Likewise.
12032 2007-02-01 Ian Lance Taylor <iant@google.com>
12034 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12035 high part of a paradoxical subreg, return a constant zero.
12037 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12039 * toplev.c (lang_dependent_init): Call init_set_costs.
12040 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12042 2007-02-01 Richard Guenther <rguenther@suse.de>
12044 PR middle-end/30656
12045 * fold-const.c (fold_negate_expr): Allow negating a
12046 constant if overflow does not change.
12048 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12050 * doc/c-tree.texi (Expression trees): Improve markup.
12051 * doc/tm.texi (Register Classes, Addressing Modes)
12052 (Floating Point): Fix spacing after abbreviations. Fix some
12055 2007-02-01 Ben Elliston <bje@au.ibm.com>
12057 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12058 * doc/contrib.texi: Likewise.
12059 * doc/install.texi: Likewise.
12061 2007-01-31 Richard Henderson <rth@redhat.com>
12062 Ian Lance Taylor <iant@google.com>
12064 * lower-subreg.c: New file.
12065 * rtl.def (CONCATN): Define.
12066 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12067 pass_lower_subreg2.
12068 * emit-rtl.c (update_reg_offset): New static function, broken out
12069 of gen_rtx_REG_offset.
12070 (gen_rtx_REG_offset): Call update_reg_offset.
12071 (gen_reg_rtx_offset): New function.
12072 * regclass.c: Revert patch of 2006-03-05, restoring
12074 (clear_reg_info_regno): New function.
12075 * dwarf2out.c (concatn_loc_descriptor): New static function.
12076 (loc_descriptor): Handle CONCATN.
12077 * common.opt (fsplit_wide_types): New option.
12078 * opts.c (decode_options): Set flag_split_wide_types when
12080 * timevar.def (TV_LOWER_SUBREG): Define.
12081 * rtl.h (gen_reg_rtx_offset): Declare.
12082 (reg_scan_update): Declare.
12083 * regs.h (clear_reg_info_regno): Declare.
12084 * tree-pass.h (pass_lower_subreg): Declare.
12085 (pass_lower_subreg2): Declare.
12086 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12087 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12088 -fsplit-wide-types.
12089 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12090 * Makefile.in (OBJS-common): Add lower-subreg.o.
12091 (lower-subreg.o): New target.
12093 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12095 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12097 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12100 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12102 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12104 PR middle-end/29335
12105 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12107 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12109 * cfgloop.h: Include vec-prim.h.
12110 (enum li_flags): Remove LI_ONLY_OLD.
12111 (loop_iterator): Changed.
12112 (fel_next, fel_init): Iterate over loop tree.
12113 (FOR_EACH_LOOP_BREAK): New macro.
12114 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12116 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12117 * modulo-sched.c (sms_schedule): Ditto.
12118 * tree-vectorizer.c (vectorize_loops): Ditto.
12119 * doc/loop.texi: Update information on loop numbering and behavior of
12120 FOR_EACH_LOOP wrto new loops.
12121 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12122 add_to_evolution_1): Test nestedness of loops instead of comparing
12124 * tree-chrec.c (chrec_fold_plus_poly_poly,
12125 chrec_fold_multiply_poly_poly, chrec_evaluate,
12126 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12127 reset_evolution_in_loop): Ditto.
12128 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12130 2007-01-31 Dirk Mueller <dmueller@suse.de>
12132 * c-common.c (warn_about_parentheses): Separate warning about
12133 un-parenthized sequence of comparison operators from the one
12134 which is supposed to warn about x <= y <= z.
12136 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12138 * optabs.h (enum optab_index): Add new OTI_isinf.
12139 (isinf_optab): Define corresponding macro.
12140 * optabs.c (init_optabs): Initialize isinf_optab.
12141 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12143 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12144 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12146 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12147 expand_builtin_interclass_mathfn.
12148 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
12149 * config/i386/i386.md (UNSPEC_FXAM): New constant.
12150 (fxam<mode>2_i387): New insn pattern.
12151 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
12152 built-in functions as x87 inline asm.
12154 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12156 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
12158 2007-01-30 Eric Christopher <echristo@apple.com>
12160 * config.gcc: Add geode.
12162 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12164 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
12165 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
12166 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
12167 value-prof.c: Fix comment typos.
12169 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12172 * doc/invoke.texi (Wpointer-arith): Document warning.
12174 2007-01-30 Janis Johnson <janis187@us.ibm.com>
12176 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
12177 the list of discrepancies from the draft TR.
12179 2007-01-30 Dirk Mueller <dmueller@suse.de>
12182 * doc/invoke.texi (-Wreturn-type): Update description to
12183 match new behavior.
12185 2007-01-30 Richard Sandiford <richard@codesourcery.com>
12187 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
12189 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
12191 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
12192 to handle optabs that operate on floating point input argument and
12193 output to integer output.
12194 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
12195 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
12196 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
12197 expand_builtin_interclass_mathfn ().
12198 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
12199 (ilogbsi2): Remove.
12200 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
12201 ilogbl built-in functions as x87 intrinsics.
12203 2007-01-30 Richard Guenther <rguenther@suse.de>
12205 PR middle-end/27657
12206 * dwarf2out.c (reference_to_unused): Query varpool if the
12207 variable was output.
12209 2007-01-30 Richard Guenther <rguenther@suse.de>
12211 PR middle-end/30313
12212 * passes.c (execute_one_pass): Reset in_gimple_form to not
12213 confuse non-unit-at-a-time mode.
12215 2007-01-29 Roger Sayle <roger@eyesopen.com>
12216 Richard Guenther <rguenther@suse.de>
12218 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
12219 avoid undefined behaviour on overflow. Use force_fit_type_double
12220 to construct the constant with the specified TREE_OVERFLOW.
12222 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12224 * config/dfp-bit.c: Add parameterized support for fp exceptions.
12225 * config/dfp-bit.h: Ditto.
12227 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12229 * c-decl.c (pop_scope): Replace warnings with call to
12230 warn_for_unused_label.
12231 * c-common.h (warn_for_unused_label): Declare.
12232 * c-common.c (warn_for_unused_label): Define.
12234 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12236 * tree-optimize.c (update_inlined_to_pointers): Delete unused
12239 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12241 * Makefile.in (USER_H): Remove decfloat.h.
12242 * ginclude/decfloat.h: Delete, moving contents to ...
12243 * ginclude/float.h: Add support for decimal floating point,
12244 guarded by __STDC_WANT_DEC_FP__.
12246 2007-01-29 Mike Stump <mrs@apple.com>
12248 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12249 Analysis and Representation to resolve case insensitive conflict.
12250 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12252 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12254 * tree.h (struct tree_memory_tag): Add aliases member.
12255 (MTAG_ALIASES): New macro.
12256 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12257 (add_may_alias): Remove pointer-set. Update for may_aliases being
12259 (mark_aliases_call_clobbered): Update for may_aliases being a
12261 (compute_tag_properties): Ditto.
12262 (create_partition_for): Ditto.
12263 (compute_memory_partitions): Ditto.
12264 (dump_may_aliases_for): Ditto.
12265 (is_aliased_with): Ditto.
12266 (add_may_alias_for_new_tag): Ditto.
12267 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12268 (compute_is_aliased): New function.
12269 (compute_may_aliases): Call compute_is_aliased).
12270 (init_alias_info): Initialize alias_bitmap_obstack.
12271 (union_alias_set_into): New function.
12272 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12273 (have_common_aliases_p): Rewrite to take two bitmaps and use
12275 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12276 Update for bitmaps.
12277 (finalize_ref_all_pointers): Update for add_may_alias changes.
12278 (new_type_alias): Ditto.
12279 * tree-flow-inline.h (may_aliases): Return a bitmap.
12280 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12281 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12282 may_aliases being a bitmap.
12283 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12284 may_aliases now returns a bitmap.
12285 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12287 * tree-ssa-operands.c (add_virtual_operand): Update for
12288 may_aliases being a bitmap.
12290 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12292 PR tree-optimization/30630
12293 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12294 variable as changed.
12296 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12299 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12300 expanded only once even if an error occurs.
12302 2007-01-29 Ben Elliston <bje@au.ibm.com>
12304 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12305 (__gcov_average_profiler): Likewise.
12306 (__gcov_ior_profiler): Likewise.
12307 (__gcov_merge_ior): Likewise.
12309 2007-01-28 Jan Hubicka <jh@suse.cz>
12311 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12312 * value-prof.c (stringop_block_profile): Likewise.
12314 2007-01-28 Jan Hubicka <jh@suse.cz>
12316 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12317 variant handling histograms; add wrapper.
12318 (clear_storage_via_libcall): Export.
12319 (emit_block_move_hints): Break out from ...; add histograms.
12320 (emit_block_move): ... this one.
12321 (clear_storage_hints): Break out from ...; add histograms.
12322 (clear_storage): ... this one.
12323 (set_storage_via_memset): Handle histogram.
12324 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12325 (clear_storage_hints, clear_storage_via_libcall): Declare.
12326 (set_storage_via_setmem): Update prototype.
12327 * doc/md.texi (movmem, setmem): Document new arguments.
12329 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12331 (stringop_block_profile): New global function.
12332 (tree_stringops_values_to_profile): Profile block size and alignment.
12333 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12335 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12336 (stringop_block_profile): Declare.
12337 * builtins.c: Include value-prof.h.
12338 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12339 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12340 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12341 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12342 * profile.c (instrument_values): Add new counters.
12343 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12345 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12346 (tree_init_edge_profiler): Build new profilers.
12347 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12348 (pass_tree_profile): Add dump.
12349 (tree_profile_hooks): Update.
12350 * Makefile.in (LIBGCOV): Add new constants.
12351 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12352 __gcov_ior_profiler): New.
12353 * i386.md (movmem/setmem expanders): Add new optional arguments.
12355 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12357 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12359 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12361 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12362 (tree_unswitch_single_loop): Pass eni_size_weights to
12363 tree_num_loop_insns.
12364 * tree-ssa-loop-manip.c: Include tree-inline.h.
12365 (can_unroll_loop_p): Pass eni_size_weights to
12366 tree_num_loop_insns.
12367 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12368 Pass eni_size_weights to estimate_num_insns.
12369 * tree.h (init_inline_once): Export.
12370 * toplev.c (backend_init): Call init_inline_once.
12371 * cgraphunit.c (cgraph_process_new_functions,
12372 cgraph_analyze_function): Pass eni_inlining_weights to
12373 estimate_num_insns.
12374 * ipa-inline.c (compute_inline_parameters): Ditto.
12375 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12376 to estimate_num_insns.
12377 (try_unroll_loop_completely): Pass eni_size_weights to
12378 tree_num_loop_insns.
12379 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12380 ot estimate_num_insns.
12381 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12382 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12383 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12384 eni_time_weights): New variables.
12385 (init_inline_once): Initialize them.
12386 (struct eni_data): Mew.
12387 (estimate_num_insns_1, estimate_num_insns): Use weights.
12388 * tree-inline.h (struct eni_weights_d): New.
12389 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12390 (estimate_num_insns): Declaration changed.
12391 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12392 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12393 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12395 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12397 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12398 relations in the conflict function is valid.
12400 2007-01-27 Ian Lance Taylor <iant@google.com>
12402 * common.opt: Add fstrict-overflow.
12403 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12404 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12405 (TYPE_OVERFLOW_UNDEFINED): Define.
12406 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12408 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12409 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12410 (fold_negate_expr): Likewise.
12411 (make_range): Likewise.
12412 (extract_muldiv_1): Likewise.
12413 (maybe_canonicalize_comparison): Likewise.
12414 (fold_comparison): Likewise.
12415 (fold_binary): Likewise.
12416 (tree_expr_nonnegative_p): Likewise.
12417 (tree_expr_nonzero_p): Likewise.
12418 * tree-vrp.c (compare_values): Likewise.
12419 (extract_range_from_binary_expr): Likewise.
12420 (extract_range_from_unary_expr): Likewise.
12421 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12423 (nowrap_type_p): Likewise.
12424 * tree-scalar-evolution.c (simple_iv): Likewise.
12425 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12426 (build_range_check): Likewise.
12427 (extract_muldiv_1): Likewise.
12428 (fold_comparison): Likewise.
12429 * tree-vrp.c (vrp_int_const_binop): Likewise.
12430 (extract_range_from_unary_expr): Likewise.
12431 * convert.c (convert_to_integer): Likewise.
12432 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12433 (fold_comparison): Likewise.
12434 (fold_binary): Likewise.
12435 * optabs.c (optab_for_tree_code): Likewise.
12436 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12437 * simplify-rtx.c (simplify_const_relational_operation): Check
12438 flag_strict_overflow and flag_trapv.
12439 (simplify_const_relational_operation): Likewise.
12440 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12441 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12444 2007-01-27 Roger Sayle <roger@eyesopen.com>
12446 * tree.c (tree_fold_gcd): Delete.
12447 * tree.h (tree_fold_gcd): Remove prototype.
12448 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12449 test whether one constant integer is a multiple of another. Instead
12450 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12451 * fold-const.c (multiple_of_p): We've determined both TOP and
12452 BOTTOM are integer constants so we can call int_const_binop directly
12453 instead of the more generic const_binop.
12455 2007-01-27 Roger Sayle <roger@eyesopen.com>
12457 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12458 1*X check that the constant hasn't overflowed, to preserve the
12460 (round_up): Provide an efficient implementation when rouding-up an
12461 INTEGER_CST to a power-of-two.
12463 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12465 * doc/sourcebuild.texi: Add comma for clarity.
12466 * doc/extend.texi: Fix some typos.
12467 * doc/passes.texi: Likewise.
12468 * doc/cppinternals.texi: Likewise.
12469 * doc/c-tree.texi: Likewise.
12470 * doc/tree-ssa.texi: Likewise.
12471 * doc/install.texi: Likewise.
12473 2007-01-27 Jan Hubicka <jh@suse.cz>
12475 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12476 (pass_sra): Do not require alias information.
12477 * passes.c (init_optimization_passes): Add SRA
12479 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12481 * tracer.c (rest_of_handle_tracer): We already cleaned
12482 up the CFG in tracer() so don't do it here again.
12483 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12484 cleanup_cfg here, either. And don't call renumber_insns.
12486 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12487 and BB_HEAD are in the insn stream here. Instead make sure
12488 that BB_INSN is valid on all insns. Also, do check here that
12489 there are no pending branch predictions...
12490 (rtl_verify_flow_info): ...instead of doing it here. Checks
12491 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12494 2007-01-26 Roger Sayle <roger@eyesopen.com>
12496 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12497 function to simplify/factorize operand order canonicalization.
12498 (ix86_fixup_binary_operands): Reorganize using the above function.
12499 (ix86_binary_operator_ok): Likewise.
12501 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12503 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12504 file scope from optimize_attrs.
12505 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12507 (optimize_attrs): Clear insn_code_values after freeing it.
12509 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12511 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12512 a parts.base assignment.
12514 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12516 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12517 (compute_subscript_distance, initialize_data_dependence_relation,
12518 finalize_ddr_dependent, analyze_ziv_subscript,
12519 analyze_siv_subscript_cst_affine,
12520 compute_overlap_steps_for_affine_univar,
12521 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12522 analyze_siv_subscript, analyze_miv_subscript,
12523 analyze_overlapping_iterations, subscript_dependence_tester_1,
12524 compute_self_dependence, free_dependence_relation): Work
12525 with affine_fn instead of chrecs.
12526 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12527 common_affine_function, affine_function_base,
12528 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12529 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12530 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12531 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12532 (all_chrecs_equal_p): Removed.
12533 * tree-data-ref.h (affine_fn, conflict_function): New types.
12534 (struct subscript): Change type of conflicting_iterations_in_a
12535 and conflicting_iterations_in_b.
12537 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12540 * config/pa/pa.h (TARGET_HPUX_11): New.
12541 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12542 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12544 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12545 Richard Guenther <rguenther@suse.de>
12547 * tree-ssa-structalias.c (solve_graph): Handle case
12548 we merged the variable to another.
12550 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12552 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12555 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12556 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12558 2007-01-25 DJ Delorie <dj@redhat.com>
12560 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12561 allow changes to modes which don't fit in those registers.
12563 * reload1.c (choose_reload_regs): Check for invalid subregs before
12564 computing their locations, not after.
12566 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12569 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12570 save Altivec registers in an eh_return function.
12571 (compute_vrsave_mask): Likewise.
12572 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12573 for saving Altivec registers.
12574 (rs6000_emit_prologue): Don't allocate stack twice in
12575 eh_return function. Correct expected value of altivec_save_offset
12576 when using save_world. Describe save of R0 to stack when using
12577 save_world. Describe stack pointer adjustment when using
12578 save_world. Remove duplicated eh_return parameter register saving.
12579 Update sp_offset variable after save_world.
12580 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12582 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12583 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12586 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12588 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12590 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12593 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12594 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12596 2007-01-25 Richard Guenther <rguenther@suse.de>
12598 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12599 * common.opt (-Wcoverage-mismatch): New warning option.
12600 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12601 if -Wcoverage-mismatch is given.
12603 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12605 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12606 (ipcp_driver): Change to static definition.
12607 Add dumping of the ifunctions.
12608 (constant_val_insert): Remove unused parameter. Support for SSA.
12609 (ipcp_propagate_const): Support for SSA.
12610 (ipcp_profile_bb_print): Print only analyzed nodes.
12611 (ipcp_replace_map_create): Remove support for Fortran constant
12613 * ipa-prop.c (ipa_method_modify_stmt,
12614 ipa_callsite_compute_param): Support for SSA.
12615 * ipa-prop.h (ipcp_driver): Remove declaration.
12616 (IS_VALID_TREE_MAP_INDEX): Add define.
12618 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12620 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12622 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12624 PR middle-end/30447
12625 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12626 constant argument to cabs and do it without checking for
12627 -funsafe-math-optimizations.
12629 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12631 * c-common.h (RID_FIRST_CXX0X): New.
12632 (RID_LAST_CXX0X): New.
12633 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12635 * c.opt (Wc++0x-compat): New.
12636 * doc/invoke.texi (-Wc++0x-compat): Document.
12638 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12640 * builtins.c (fold_builtin_carg): New.
12641 (fold_builtin_1): Use it.
12643 2007-01-24 Jan Hubicka <jh@suse.cz>
12645 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12647 * ipa-inline.c (initial_insns, max_insns): Delete.
12648 (compute_max_insns): New function.
12649 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12650 of insns as base for code growth.
12651 (cgraph_decide_inlining): Make initial_insns local; do not compute
12653 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12654 * doc/invoke.texi (inline-unit-growth): Update docs.
12656 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12658 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12659 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12660 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12661 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12662 for CPUs that have PTA_CX16 set.
12664 PR middle-end/27416
12665 * gimplify.c (omp_check_private): New function.
12666 (gimplify_scan_omp_clauses): Use it for
12667 firstprivate/lastprivate/reduction.
12669 PR middle-end/30494
12670 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12671 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12673 PR middle-end/30421
12674 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12675 If lower_lastprivate_clauses emits some statements, append them
12676 to dlist rather than body_p and to body_p append an initializer.
12677 (lower_omp_for): Adjust caller.
12679 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12681 * target.h (globalize_decl_name): New.
12682 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12683 * output.h (default_globalize_decl_name): New.
12684 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12686 (globalize_decl): Ditto.
12687 (default_globalize_decl_name): New.
12688 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12689 (ia64_handle_version_id_attribute): New.
12690 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12691 (ia64_asm_output_external): Use globalize_decl_name instead
12692 of globalize_label.
12693 * doc/extend.texi (version_id): New pragma.
12694 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12696 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12698 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12699 _uleb128_t and _Unwind_SWord with _sleb128_t.
12700 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12701 uw_frame_state_for, uw_update_context_1): Likewise.
12702 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12703 * unwind-pe.h (read_uleb128, read_sleb128,
12704 read_encoded_value_with_base): Likewise.
12705 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12707 2007-01-24 Richard Guenther <rguenther@suse.de>
12709 * builtins.c (expand_builtin_cexpi): Get the fndecl
12710 for cexp in the correct way.
12712 2007-01-24 Jan Hubicka <jh@suse.cz>
12714 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12716 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12718 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12719 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12720 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12721 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12722 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12723 __SIZEOF_PTRDIFF_T__.
12724 * doc/cpp.texi: Documentation for the new builtin macros added.
12726 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12728 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12729 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12730 instead of operands[2] to avoid access past the end of array.
12732 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12734 * reload1.c (emit_reload_insns): Pass the reload register
12735 for a non-spill output reload through forget_old_reloads_1.
12737 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12739 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12740 _SOFT_DOUBLE if doubles use software floating-point.
12741 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12742 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12743 * config/rs6000/darwin-ldouble.c: Also compile functions for
12744 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12745 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12746 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12747 commented-out long double override.
12748 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12749 * config/rs6000/eabispe.h: Likewise.
12750 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12751 long double for non-SPE.
12752 (rs6000_handle_option): Likewise.
12753 (invalid_e500_subreg): Disallow more subregs involding DImode,
12754 DFmode, TImode or TFmode.
12755 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12757 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12759 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12760 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12762 (rs6000_legitimate_address): Also check for TFmode for E500
12764 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12765 (spe_build_register_parallel): Handle TFmode and TCmode.
12766 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12768 (function_arg): Handle TFmode and TCmode for E500 double.
12769 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12771 (print_operand): Handle TFmode and TImode for %y.
12772 (rs6000_generate_compare): Handle TFmode comparisons for E500
12774 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12775 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12776 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12777 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12778 TFmode for E500 double.
12779 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12780 (floatsidf2): Enable for E500 double.
12781 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12782 (extenddftf2): Change to extenddftf2_fprs.
12783 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12784 depending on TARGET_E500_DOUBLE.
12785 (extendsftf2): Enable for E500 double.
12786 (trunctfdf2): Enable for E500 double.
12787 (trunctfsf2): Change to trunctfsf2_fprs.
12788 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12789 depending on TARGET_E500_DOUBLE.
12790 (floatsitf2): Enable for E500 double.
12791 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12792 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12793 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12794 (negtf2): Change to negtf2_internal.
12795 (negtf2): New expander.
12796 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12797 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12798 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12799 (movdi_internal32): Use rs6000_nonimmediate_operand.
12800 (unnamed splitter): Likewise.
12801 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12802 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12803 (SPE64TF, DITI): New mode macros.
12804 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12807 (frob_<mode>_di_2): New.
12808 (frob_tf_di_8_2): New.
12809 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12811 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12813 (frob_ti_<mode>_8_2): New.
12814 (frob_ti_tf_2): New.
12815 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12816 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12818 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12819 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12820 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12821 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12822 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12823 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12826 2007-01-23 Ian Lance Taylor <iant@google.com>
12828 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12830 (OBJS-archive): Reformat, alphabetize.
12831 (OBJS): Change out_object_file to OBJS-md.
12833 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12835 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12836 JUMP_P and CALL_P predicates where applicable.
12837 * config/i386/i386.c: Ditto.
12838 * config/i386/i386.md: Ditto.
12839 * config/i386/mmx.md: Ditto.
12840 * config/i386/predicates.md: Ditto.
12842 2007-01-22 Andreas Schwab <schwab@suse.de>
12844 * config/m68k/m68k.h: Fix comment.
12846 2007-01-22 Jan Hubicka <jh@suse.cz>
12848 * passes.c (init_optimization_passes): Do not rerun
12849 pass_early_warn_uninitialized.
12851 2007-01-22 Richard Guenther <rguenther@suse.de>
12853 PR tree-optimization/30038
12854 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12856 (execute_cse_sincos_1): Likewise.
12857 (execute_cse_sincos): Likewise.
12858 (gate_cse_sincos): Likewise.
12859 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12860 the cexpi() canonicalization of sincos().
12861 * tree-pass.h (pass_cse_sincos): Declare.
12862 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12864 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12866 PR rtl-optimization/29329
12867 * combine.c (replaced_rhs_insn): Rename to i2mod.
12868 (replaced_rhs_value): Rename to i2mod_new_rhs.
12869 (i2mod_old_rhs): New global variable.
12870 (combine_instructions): Adjust for above change. Save a copy of
12871 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12872 note are substituted in the second instruction.
12873 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12874 ditch the note if it pertains to the second eliminated register
12875 and this register is mentioned in i2mod_old_rhs.
12878 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12880 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12881 the insn to which the note was originally attached.
12883 2007-01-21 Jan Hubicka <jh@suse.cz>
12885 * ipa-inline.c (inlining_mode): Comment, move up.
12886 (cgraph_decide_inlining_incrementally): Do not perform inlining
12887 itself; fix handling of flattening of self recursive functions.
12888 (cgraph_find_cycles): Remove.
12889 (cgraph_flatten_node): Remove.
12890 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12891 (try_inline): New function.
12892 (cgraph_early_inlining): Update call of
12893 cgraph_decide_inlining_incrementally. Apply inlining here.
12894 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12896 2007-01-21 Dirk Mueller <dmueller@suse.de>
12899 * tree-vrp.c (check_array_bounds): do not warn
12900 about ADDR_EXPR's of ARRAY_REF's which are immediately
12901 used in binary expressions.
12903 2007-01-21 Ira Rosen <irar@il.ibm.com>
12905 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12906 read_write_dep and macros for its access.
12907 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12908 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12909 argument, call vect_check_interleaving for every independent pair of
12910 data-refs. Mark loads that access the same memory location as a store
12912 (vect_check_dependences): Remove.
12913 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12914 call, fix the call to vect_analyze_data_ref_dependence.
12915 (vect_analyze_data_ref_access): For statements that access the same
12916 data-ref, check that they are not stores; for loads, check that there
12917 is no store that access the same location.
12919 2007-01-20 Roger Sayle <roger@eyesopen.com>
12920 Joseph Myers <joseph@codesourcery.com>
12922 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12923 (-fdump-rtl-stack): Likewise.
12924 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12925 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12926 (-mpt-fixed): Use @minus{} for minus sign.
12927 (Using Precompiled Headers): Fix under/overfull hbox.
12929 2007-01-20 Jan Hubicka <jh@suse.cz>
12931 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12932 place within annotation.
12934 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12936 * pa.c (output_move_double): Change array size of xoperands to 4.
12938 2007-01-20 Jan Hubicka <jh@suse.cz>
12940 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12943 2007-01-19 Ian Lance Taylor <iant@google.com>
12945 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12946 constant to unsigned HOST_WIDE_INT before negating.
12948 2007-01-19 Ian Lance Taylor <iant@google.com>
12950 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12952 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12953 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12954 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12955 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12956 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12957 (realloc_vdef, realloc_vuse): Change second parameter to
12959 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12960 fields to unsigned.
12961 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12962 unsigned. Change x and lim locals to unsigned.
12963 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12965 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12966 (copy_virtual_operands): Change i and n locals to unsigned.
12968 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12970 PR middle-end/29335
12971 * builtins.c (fold_builtin_1): Handle builtin fdim.
12973 2007-01-20 Jan Hubicka <jh@suse.cz>
12975 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12976 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12977 init_alias_heapvars.
12978 (init_alias_heapvars): Initialize only when not already initialized.
12979 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12981 2007-01-19 Roger Sayle <roger@eyesopen.com>
12983 * common.opt (fsigned-zeros): New command line option.
12984 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12985 of flag_unsafe_math_optimizations.
12986 * opts.c (set_fast_math_flags): The -ffast-math command line option
12987 implies -fno-signed-zeros.
12988 (fast_math_flags_set_p): Likewise.
12990 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12991 the documentation of -ffast-math appropriately. Wrap long lines.
12993 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12995 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12996 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12998 2007-01-19 Tomas Bily <tbily@suse.cz>
13000 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13002 (tree_init_ic_make_global_vars): New function
13003 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13004 (tree_gen_ic_profiler): New function
13005 (tree_gen_ic_func_profiler): New function
13006 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13007 (tree_profile_hooks): Added hook for indirec/virtual calls
13008 * value-prof.c (tree_find_values_to_profile): New case for
13010 (tree_values_to_profile): Call for determining indirect/virtual
13012 (tree_indirect_call_to_profile): New function
13013 (tree_ic_transform): New function
13014 (tree_ic): New function
13015 (find_func_by_pid): New function
13016 (init_pid_map): New function
13017 (tree_value_profile_transformations): Added check for
13018 indirect/virtual call transformation
13019 * value-prof.h (enum hist_type): New counter type for
13020 indirect/virtual calls
13021 (profile_hooks): Added new hook for profiling indirect/virtual
13023 * profile.c (instrument_values): New case for indirect/virtual
13025 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13026 (GCOV_COUNTER_V_INDIR): New counter type
13027 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13028 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13030 * cgraph.c: Definition of cgraph_max_pid
13031 (cgraph_create_node): Default init of pid attribute
13032 * cgraph.h: Declaration of cgraph_max_pid
13033 (struct cgraph_node): Added pid attribute
13034 * libgcov.c (__gcov_indirect_call_profiler): New function
13035 (__gcov_one_value_profiler_body): New function
13036 (__gcov_one_value_profiler): Body was moved to
13037 __gcov_one_value_profiler_body and calls it
13039 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13041 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13042 * gengtype.c (write_types_data, write_func_for_structure,
13043 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13044 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13045 (walk_type, write_func_for_structure): Generate the mark_hook if
13048 2007-01-19 Jan Hubicka <jh@suse.cz>
13050 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13051 'early' argument take inlining mode argument specifying whether to
13052 inline for size/speeed or all functions; add support for flattening;
13054 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13056 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13059 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13060 the name of the declared identifier.
13062 2007-01-19 Dirk Mueller <dmueller@suse.de>
13064 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13065 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13066 duplicate evaluation.
13068 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13070 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13071 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13072 to XFMode, use acosxf2 and truncate result to requested mode.
13073 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13074 (asin<mode>2): Similarly, with asin expanders.
13075 (*fscalexf4_i387): Rename from *fscalexf4.
13076 (expNcorexf3): New expander.
13077 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13078 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13079 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13080 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13081 patterns for SSE math.
13082 (exp10<mode>2): Similarly, with exp10 expanders.
13083 (exp2<mode>2): Similarly, with exp2 expanders.
13084 (expm1<mode>2): Similarly, with expm1 expanders.
13085 (ldexp<mode>3): Similarly, with ldexp expanders.
13086 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13087 Use gen_truncxf<mode>2_i387_noop to truncate result.
13089 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13091 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13092 for ColdFire targets.
13094 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13095 Richard Sandiford <richard@codesourcery.com>
13097 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13098 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13099 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13100 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13101 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13102 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13104 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13106 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13107 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13108 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13109 (*adddi_dilshr32_cf): New pattern.
13110 (adddi3, subdi3): Remove first alternatives.
13112 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13114 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13115 implemented using move.l, do not use its cc result for floating-point
13118 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13120 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13121 from accepting 's' constraints if flag_pic.
13123 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13125 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13126 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13127 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13128 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13130 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13132 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13133 ColdFire alternatives.
13134 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13135 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13136 architectures that support ff1 instruction.
13138 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13139 Julian Brown <julian@codesourcery.com>
13141 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13142 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13143 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13146 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13148 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
13150 (output_move_const_into_data_reg, output_move_simode_const): Delete.
13151 * config/m68k/m68k.c (const_method, const_int_cost): Take a
13152 HOST_WIDE_INT instead of an rtx.
13153 (m68k_rtx_costs): Update call accordingly.
13154 (output_move_const_into_data_reg): Likewise. Fix formatting.
13155 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
13157 (output_move_simode_const): Update calls after above changes.
13158 Rework to use automatic variables and predicates like MEM_P.
13159 * config/m68k/m68k.md (pushexthisi_const): Update call to
13162 2007-01-19 Dirk Mueller <dmueller@suse.de>
13164 * tree-ssa-alias.c (perform_var_substitution): Fix typo
13165 in dump_flags test.
13167 2007-01-19 Richard Guenther <rguenther@suse.de>
13169 * builtins.c (expand_builtin_cexpi): Fall back to expanding
13170 via cexp in case sincos is not available.
13172 2007-01-19 Richard Guenther <rguenther@suse.de>
13174 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
13175 * defaults.h (TARGET_HAS_SINCOS): Default to off.
13176 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
13177 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
13178 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
13179 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
13180 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
13181 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
13183 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13185 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
13187 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
13188 (atan2xf3): Directly generate RTL pattern.
13189 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
13190 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13191 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13192 disable patterns for SSE math.
13193 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
13194 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13195 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13196 disable patterns for SSE math.
13198 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
13200 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
13202 2007-01-18 Roger Sayle <roger@eyesopen.com>
13204 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
13205 VIEW_CONVERT_EXPR to the same type as it's operand.
13207 2007-01-18 David Edelsohn <edelsohn@gnu.org>
13209 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
13210 configured for long double 128.
13212 2007-01-18 Mike Stump <mrs@apple.com>
13214 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
13217 2007-01-18 Michael Meissner <michael.meissner@amd.com>
13219 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
13222 2007-01-18 Jan Hubicka <jh@suse.cz>
13224 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
13225 greater than NUM_VOP_FREE_BUCKETS.
13227 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
13229 * tree-ssa-structalias.c: Update comments.
13230 (ptabitmap_obstack): Removed.
13231 (pta_obstack): New.
13232 (oldpta_obstack): Ditto.
13233 (stats): Add a few members.
13234 (struct variable_info): Remove node, complex, address_taken, and
13235 indirect_target members. Add oldsolution member.
13236 (new_var_info): Do not initialize removed members.
13237 (constraint_expr_type): Remove INCLUDES.
13238 (constraint_graph): Add size, implicit_preds, rep,
13239 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13240 (FIRST_REF_NODE): New macro.
13241 (LAST_REF_NODE): Ditto.
13242 (FIRST_ADDR_NODE): Ditto.
13243 (find): New function.
13245 (dump_constraint): Do not handle INCLUDES.
13246 (insert_into_complex): Do not insert duplicate constraints.
13247 (condense_varmap_nodes): Renamed and rewritten into ...
13248 (merge_node_constraints): This. Also fix bug in handling of
13249 offseted copy constraints.
13250 (clear_edges_for_node): No longer need to deal with preds at all,
13251 or removing associated preds/succs.
13252 (merge_graph_nodes): Deal with indirect_cycles.
13253 Don't deal with predecessors.
13254 (add_implicit_graph_edge): New function.
13255 (add_pred_graph_edge): Ditto.
13256 (add_graph_edge): Don't deal with predecessors.
13257 (build_constraint_graph): Removed.
13258 (build_pred_graph): New function.
13259 (build_succ_graph): Ditto.
13260 (struct scc_info): Removed in_component. Added roots, dfs, and
13261 node_mapping. Remove visited_index, unification_queue.
13262 (scc_visit): Deal with union-find we do now.
13263 Deal with cycles with REF nodes.
13264 (collapse_nodes): Renamed and rewritten to ...
13265 (unify_nodes): This.
13266 (process_unification_queue): Removed.
13267 (topo_visit): Cleanup
13268 (do_da_constraint): Use find.
13269 (do_sd_constraint): Ditto.
13270 (do_ds_constraint): Ditto.
13271 (do_complex_constraint): Ditto.
13272 (init_scc_info): Update for removed and added members.
13273 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13274 (find_indirect_cycles): This.
13275 (equivalence_class): New variable.
13276 (label_visit): New function.
13277 (perform_variable_substitution): Rewritten.
13278 (free_var_substitution_info): New function.
13279 (find_equivalent_node): Ditto.
13280 (move_complex_constraints): Ditto.
13281 (eliminate_indirect_cycles): Ditto.
13282 (solve_graph): Only propagate changed bits.
13283 Use indirect cycle elimination.
13285 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13286 (tree_id_eq): Renamed to ...
13287 (tree_vi_eq): This. Update for member change
13288 (insert_id_for_tree): Renamed and rewritten to ...
13289 (insert_vi_for_tree): This.
13290 (lookup_id_for_tree): Renamed and rewritten to ...
13291 (lookup_vi_for_tree): This.
13292 (get_id_for_tree): Renamed and rewritten to ...
13293 (get_vi_for_tree): Ditto.
13294 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13295 (process_constraint): Don't handle INCLUDES.
13296 Remove special ADDRESSOF case.
13297 (find_func_aliases): Rewrite to use vi functions instead of id
13299 (create_function_info_for): Ditto.
13300 (create_variable_info_for): Ditto.
13301 (intra_create_variable_infos): Ditto.
13302 (merge_smts_into): Ditto.
13303 (find_what_p_points_to): Ditto.
13304 (init_base_vars): Ditto.
13305 (init_alias_vars): Ditto.
13306 (remove_preds_and_fake_succs): New function.
13307 (dump_sa_points_to_info): Dump new stats.
13308 (dump_solution_for_var): Use find.
13309 (set_used_smts): Fix formatting.
13310 (compute_points_to_sets): Updated for new functions.
13311 (ipa_pta_execute): Ditto.
13313 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13314 Richard Sandiford <richard@codesourcery.com>
13316 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13318 * calls.c (expand_call): If the return value is a PARALLEL,
13319 extract its first member.
13320 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13321 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13322 use FUNCTION_EXTRA_EPILOGUE.
13323 (m68k_function_value): Return a PARALLEL if the return value
13324 is of a pointer type.
13325 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13326 (FUNCTION_EXTRA_EPILOGUE): Remove.
13327 * config/m68k/m68k.md (D0_REG): New constant.
13329 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13331 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13332 output a NOP for empty epilogues.
13334 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13336 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13337 before function. Extend register save check to include all
13338 registers, not just integer ones.
13340 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13342 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13343 (m68k_use_return_insn): ...this.
13344 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13345 * config/m68k/m68k.c (use_return_insn): Rename to...
13346 (m68k_use_return_insn): ...this.
13347 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13348 of USE_RETURN_INSN.
13350 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13352 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13353 nearest even, fix denormal rounding overflow.
13355 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13357 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13358 f%$smove and f%$move.
13359 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13360 (extendsfdf2_cf): Use fdmove instead of f%&move.
13361 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13362 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13364 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13366 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13369 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13371 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13372 (coldfire_single_format): Declare.
13373 (coldfire_double_format): Likewise.
13374 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13375 of qnan_msb_set to determine the lower bits of a canonical
13377 (encode_ieee_double): Likewise.
13378 (encode_ieee_quad): Likewise.
13379 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13380 (mips_single_format): Likewise.
13381 (ieee_double_format): Likewise.
13382 (mips_double_format): Likewise.
13383 (ieee_extended_motorola_format): Likewise.
13384 (ieee_extended_intel_96_format): Likewise.
13385 (ieee_extended_intel_128_format): Likewise.
13386 (ieee_extended_intel_96_round_53_format): Likewise.
13387 (ibm_extended_format): Likewise.
13388 (mips_extended_format): Likewise.
13389 (ieee_quad_format): Likewise.
13390 (mips_quad_format): Likewise.
13391 (vax_f_format): Likewise.
13392 (vax_d_format): Likewise.
13393 (vax_g_format): Likewise.
13394 (i370_single_format): Likewise.
13395 (i370_double_format): Likewise.
13396 (decimal_single_format): Likewise.
13397 (decimal_double_format): Likewise.
13398 (decimal_quad_format): Likewise.
13399 (c4x_single_format): Likewise.
13400 (c4x_extended_format): Likewise.
13401 (real_internal_format): Likewise.
13402 (coldfire_single_format): New real_format.
13403 (coldfire_double_format): Likewise.
13404 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13405 canonical_nan_lsbs_set.
13406 (pdp11_d_format): Likewise.
13407 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13408 if TARGET_COLDFIRE_CPU.
13410 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13412 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13413 (output_call, m68k_legitimize_call_address): Declare.
13414 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13415 parenthesees. Add support for a 'W' constraint.
13416 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13417 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13418 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13419 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13421 (override_options): Initialize them. Do not set flag_no_function_cse
13422 for TARGET_ID_SHARED_LIBRARY.
13423 (m68k_output_pic_call): Delete.
13424 (m68k_legitimize_call_address): New function.
13425 (print_operand): Remove the %o prefix. Handle the %p prefix.
13426 (output_call): New function.
13427 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13428 target address from the GOT if symbolic jumps are not allowed.
13429 * config/m68k/m68k.md (call, general_operand): Do not set
13430 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13431 Merge separate flag_pic and !flag_pic define_insns into...
13432 (*call, *call_value): ...these new patterns. Match the address
13433 rather than the containing MEM and require it to be a call_operand.
13434 Use output_call to generate the asm template.
13435 * config/m68k/predicates.md (const_call_operand): New predicate.
13436 (call_operand): Likewise.
13438 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13440 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13441 (STACK_GROWS_DOWNWARD): Define to 1.
13442 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13443 comments, emphasizing that these values are only defaults.
13444 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13445 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13447 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13449 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13451 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13452 Richard Sandiford <richard@codesourcery.com>
13454 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13455 (FP_REGNO_P): New macros.
13456 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13457 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13458 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13459 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13461 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13463 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13464 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13466 * config/m68k/t-floatlib: New file, extracting common code from...
13467 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13468 * config/m68k/t-uclinux: Here.
13469 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13470 routines on ColdFire targets.
13472 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13474 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13475 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13476 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13477 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13478 explicitly set MOTOROLA to 1.
13479 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13482 Nathan Sidwell <nathan@codesourcery.com>
13484 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13485 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13486 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13487 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13488 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13489 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13490 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13491 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13492 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13493 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13494 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13495 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13496 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13497 (DBX_REGISTER_NUMBER): Delete.
13498 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13499 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13500 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13502 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13504 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13505 * config/flat.h: New file.
13506 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13507 OBJECT_FORMAT_FLAT.
13508 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13509 indirect references for -msep-data or -mid-shared-library.
13510 Do not use PC-relative code addresses either.
13511 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13513 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13514 for shared libraries and crt1.o for executables. Use crti.o and
13516 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13517 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13518 Do not add -elf2flt or -shared-lib-id options here.
13519 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13520 Pass -shared-lib-id if -mid-shared-library, taking the library
13521 identifier from -mshared-library-id if given, otherwise
13523 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13524 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13525 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13526 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13527 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13528 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13530 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13531 jump sequence for ISA A and ISA A+.
13532 (PICJUMP): Likewise.
13534 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13536 * config.gcc (m68k-*-uclinux*): Base the port on the common
13537 and m68k GNU/Linux files rather than on the generic ELF ones.
13538 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13539 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13541 2007-01-18 Julian Brown <julian@codesourcery.com>
13542 Richard Sandiford <richard@codesourcery.com>
13544 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13545 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13546 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13548 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13549 80 unconditionally.
13550 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13552 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13554 * doc/install.texi: Document m68k-uclinuxoldabi.
13555 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13556 * config/m68k/uclinux-oldabi.h: New file, copied from
13557 config/m68k/uclinux.h.
13559 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13561 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13562 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13563 (m32r_compute_frame_size): Use unsigned for regno.
13564 (m32r_reload_lr): Use gen_frame_mem.
13566 (m32r_output_function_epilogue): Don't output the function epilogue
13568 (m32r_expand_epilogue): New.
13569 (direct_return): Return false if the function has the interrupt
13571 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13572 * config/m32r/m32r.md (epilogue): New expander.
13573 (return_lr, return_rte): New insns.
13574 (return): Make it expander.
13575 (return_normal): New expander.
13577 2007-01-18 Josh Conner <jconner@apple.com>
13580 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13581 support for UNLE, UNLT, UNGE, and UNGT.
13583 2007-01-18 Jan Hubicka <jh@suse.cz>
13585 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13586 * tree-tailcall (add_virtual_phis): Likewise.
13587 (optimize_tail_call): Return TODOs.
13588 (execute_tail_calls): Return TODOs.
13589 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13590 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13592 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13593 Cleanup cfg using TODO.
13594 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13595 * passes.c (execute_function_todo): When cleanup did something, remove
13597 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13598 (make_edges): Don't cleanup_cfg.
13600 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13602 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13603 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13604 operate on the top of stack.
13605 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13606 register handling of instructions that output to the second
13608 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13609 (move_for_stack_reg): Special-case check for dead destination
13610 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13612 * config/i386/i386.md (UNSPEC_TAN): New constant.
13613 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13614 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13615 to correctly model move of constant 1.0 to top stack slot.
13616 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13617 (unnamed peephole2 pattern): Remove corresponding peephole2
13618 pattern that optimizes tan insn and loading of constant 1.0.
13619 (tanxf2): Use fptanxf4_i387.
13620 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13621 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13622 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13623 disable patterns for SSE math.
13624 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13625 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13627 2007-01-18 Dirk Mueller <dmueller@suse.de>
13628 Richard Guenther <rguenther@suse.de>
13631 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13632 * common.opt (Warray-bounds): Add new warning option.
13633 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13635 * Makefile.in: make tree-vrp.o depend on toplev.h
13636 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13638 (check_array_refs, check_array_bounds, check_array_ref): New.
13640 2007-01-18 Jan Hubicka <jh@suse.cz>
13642 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13643 (execute_ssa_ccp): Return flags conditionally.
13644 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13646 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13648 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13650 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13651 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13653 * Makefile.c (GTFILES): Add cfglayout.h.
13654 * gengtype.c (open_base_files): Likewise.
13655 * cfglayout.c (cfg_layout_function_footer,
13656 cfg_layout_function_header) Reindent to make gengtype happy.
13657 * cfglayout.h (cfg_layout_function_footer,
13658 cfg_layout_function_header): Add GTY(()) marker.
13660 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13662 2007-01-18 Ben Elliston <bje@au.ibm.com>
13664 * genautomata.c (write_automata): Include xstrerror output in the
13665 error message if writing the DFA description file fails.
13667 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13669 * config/mips/mips-protos.h (mips_output_external): Make it
13671 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13672 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13673 (extern_list): Likewise.
13674 (extern_head): Likewise.
13675 (TARGET_ASM_FILE_END): Likewise.
13676 (mips_file_end): Likewise.
13677 (mips_output_external): Rewritten.
13679 2007-01-18 Ben Elliston <bje@au.ibm.com>
13681 * genpreds.c (write_insn_preds_c): Only write out the function
13682 body for regclass_for_constraint if we have register constraints.
13684 2007-01-17 Tom Tromey <tromey@redhat.com>
13686 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13687 * doc/install.texi (Testing): Use sourceware.org.
13688 (Binaries): Likewise.
13689 (Specific): Likewise.
13690 * doc/contrib.texi (Contributors): Use sourceware.org.
13692 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13694 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13695 (AVR_ENHANCED): Rename to ...
13696 (AVR_HAVE_MUL): ... new.
13697 (avr_enhanced_p): Rename to ...
13698 (avr_have_mul_p): ... new.
13699 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13700 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13701 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13702 (avr_have_mul_p): ... new.
13703 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13704 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13705 'avr_enhanced_p' and 'enhanced'.
13706 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13707 AVR_HAVE_MUL instead of AVR_ENHANCED.
13708 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13709 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13710 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13711 instead of AVR_ENHANCED.
13712 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13713 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13714 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13716 2007-01-17 Ian Lance Taylor <iant@google.com>
13718 * vec.h (VEC_reserve_exact): Define.
13719 (vec_gc_p_reserve_exact): Declare.
13720 (vec_gc_o_reserve_exact): Declare.
13721 (vec_heap_p_reserve_exact): Declare.
13722 (vec_heap_o_reserve_exact): Declare.
13723 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13725 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13726 negative parameter.
13727 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13728 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13729 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13730 * vec.c (calculate_allocation): Add exact parameter. Change all
13732 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13733 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13734 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13735 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13736 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13737 (vec_heap_p_reserve_exact): New function.
13738 (vec_heap_o_reserve_exact): New function.
13740 2007-01-17 Jan Hubicka <jh@suse.cz>
13742 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13744 2007-01-17 Eric Christopher <echristo@apple.com>
13746 * config.gcc: Support core2 processor.
13748 2007-01-16 Jan Hubicka <jh@suse.cz>
13750 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13751 the names, just unlink the chain so we don't crash on dangling pointers
13754 2007-01-16 Jan Hubicka <jh@suse.cz>
13756 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13757 * tree-pass.h: Reorder to make IPA passes appear toegher.
13758 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13759 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13760 parameters, do not call early inliner.
13761 * ipa-inline.c: Update comments. Include tree-flow.h
13762 (cgraph_decide_inlining): Do not compute inlining parameters.
13763 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13764 be called with function context set up.
13765 (pass_ipa_inline): Remove unreachable functions before pass.
13766 (cgraph_early_inlining): Simplify assuming to be called from the
13768 (pass_early_inline): New pass.
13769 (cgraph_gate_ipa_early_inlining): New gate.
13770 (pass_ipa_early_inline): Turn into simple wrapper.
13771 (compute_inline_parameters): New function.
13772 (gate_inline_passes): New gate.
13773 (pass_inline_parameters): New pass.
13774 (apply_inline): Move here from tree-optimize.c
13775 (pass_apply_inline): New pass.
13776 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13778 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13779 doing them by hand.
13780 (tree_function_versioning): Do not allocate dummy struct function.
13781 * tree-inline.h (optimize_inline_calls): Update prototype.
13782 * tree-optimize.c (execute_fixup_cfg): Export.
13783 (pass_fixup_cfg): Remove
13784 (tree_rest_of_compilation): Do not apply inlines.
13785 * tree-flow.h (execute_fixup_cfg): Declare.
13786 * Makefile.in (gt-passes.c): New.
13787 * passes.c: Include gt-passes.h
13788 (init_optimization_passes): New passes.
13789 (nnodes, order): New static vars.
13790 (do_per_function_toporder): New function.
13791 (execute_one_pass): Dump current pass here.
13792 (execute_ipa_pass_list): Don't dump current pass here.
13794 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13796 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13797 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13799 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13801 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13802 (strong_alias): Define.
13803 (__gcc_qmul): Provide non-FMA for soft-float.
13804 (__gcc_qdiv): Same.
13809 (__gcc_qunord): New.
13819 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13820 soft-float functions.
13821 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13822 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13823 about long double soft float.
13825 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13826 Tehila Meyzels <tehila@il.ibm.com>
13828 * tree-vectorizer.h (is_pattern_stmt_p): New.
13829 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13830 formatting (tabs instead of spaces). Cleanup and clarify setting
13831 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13832 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13833 (vectorizable_type_demotion): Check that types are integral.
13834 (vectorizable_type_promotion): Likewise.
13835 (vectorizable_store): Fix typo. Eliminate new-line at end of
13838 2007-01-16 Jan Hubicka <jh@suse.cz>
13840 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13843 2007-01-15 Eric Christopher <echristo@apple.com>
13845 * ifcvt.c: Include vec.h, vecprim.h.
13846 (check_cond_move_block): New argument regs.
13847 Reorganize. Add registers used to regs.
13848 (cond_move_process_if_block): Use regs set above as
13851 2007-01-15 Eric Christopher <echristo@apple.com>
13853 * config/darwin.h: Update copyright.
13854 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13855 (LINK_COMMAND_SPEC): Add -u.
13856 (LINK_SPEC): Fix umbrella for above.
13858 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13860 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13863 2007-01-15 Tom Tromey <tromey@redhat.com>
13865 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13866 * doc/install.texi (Testing): Don't mention jacks.
13867 (Configuration): Document --enable-java-maintainer-mode. Move
13868 --with-java-home to libgcj-specific section. Document
13870 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13872 2007-01-15 Jan Hubicka <jh@suse.cz>
13874 * tree-ssa-dce.c (DCE_TODOs): New.
13875 (propagate_necessity): Return if something changed.
13876 (eliminate_unnecessary_stmts): Likewise.
13877 (perform_tree_ssa_dce): Return TODO flags when needed.
13878 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13880 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13882 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13883 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13884 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13885 patterns using X87MODEF12 mode macro. Extend operand 1
13886 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13887 (log10<mode>2): Ditto.
13888 (log2<mode>2): Ditto.
13889 (log1p<mode>2): Ditto.
13890 (logb<mode>2): Ditto.
13891 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13892 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13893 (*fxtractxf3_i387): Rename from *fxtractxf3.
13894 (fxtract_extend<mode>xf3_i387): New insn pattern.
13895 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13896 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13897 and gen_fyl2xxf3_i387().
13899 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13901 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13902 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13903 get_loop_exit_edges. Changed return type to bool.
13904 * cfgloop.h (fix_loop_placement): Declaration removed.
13906 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13908 * param.h (MIN_VECT_LOOP_BOUND): New.
13909 * params.def (MIN_VECT_LOOP_BOUND): New.
13910 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13911 argument - minimum threshold for number of iterations.
13912 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13913 argument to declaration.
13914 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13915 MIN_VECT_LOOP_BOUND.
13916 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13917 slpeel_tree_peel_loop_to_edge with additional argument.
13918 (vect_do_peeling_for_alignment): Likewise.
13919 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13921 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13924 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13925 operands of size 1.
13927 2007-01-14 Jan Hubicka <jh@suse.cz>
13929 * tree-dfa.c (remove_referenced_var): New function.
13930 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13931 prune referenced vars list too.
13932 * tree-flow.h (remove_referenced_var): Declare.
13934 2007-01-14 Jan Hubicka <jh@suse.cz>
13936 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13938 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13939 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13940 * except.h (verify_eh_throw_table_statements): Kill prototype.
13941 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13942 into call exrepssions.
13943 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13945 * tree-cfg.c: Include pointer-set.h.
13946 (verify_node_sharing): Work on pointer set.
13947 (verify_eh_throw_stmt_node): New.
13948 (verify_stmts): Use pointers sets, verify throw_stmt.
13950 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13952 * ipa-reference.c (analyze_function): Consider also addresses taken
13955 2007-01-12 Roger Sayle <roger@eyesopen.com>
13957 * c-typeck.c (null_pointer_constant_p): Replace use of
13958 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13959 (build_c_cast): Likewise.
13961 2007-01-12 Roger Sayle <roger@eyesopen.com>
13963 * tree.h (force_fit_type_double): Remove unused final argument.
13964 * c-common.c (constant_expression_warning): Replace use of
13965 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13966 (convert_and_check): Likewise.
13967 (shorten_compare): Update call to force_fit_type_double.
13968 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13969 * convert.c (convert_to_pointer): Update call to
13970 force_fit_type_double.
13971 * fold-const.c (force_fit_type_double): Remove overflowed_const
13973 (int_const_binop, fold_convert_const_int_from_int,
13974 fold_convert_const_int_from_real, fold_div_compare,
13975 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13976 fold_abs_const, fold_not_const): Remove the final argument from
13977 calls to force_fit_type_double.
13979 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13981 * configure.ac: Set insn to "nop" for spu-*-* also.
13982 * configure: Regenerate.
13984 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13986 * builtins.def : Add BUILT_IN_FREE.
13988 2007-01-12 Jan Hubicka <jh@suse.cz>
13990 PR tree-optimization/30443
13991 * tree-inline.c (tree_function_versioning): Do not optimize when
13992 cloning for inlining.
13994 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13996 * doc/loop.texi: Document recording of loop exits.
13997 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13998 (update_single_exits_after_duplication,
13999 update_single_exit_for_duplicated_loop,
14000 update_single_exit_for_duplicated_loops): Removed.
14001 (duplicate_loop_to_header_edge): Do not call
14002 update_single_exits_after_duplication and
14003 update_single_exit_for_duplicated_loops.
14004 (loop_version): Do not update single_exit information.
14005 (fix_loop_structure): Use record_loop_exits instead of
14006 mark_single_exit_loops.
14007 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14008 the lists of loop exits.
14009 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14010 split_edge, merge_blocks): Update the lists of loop exits.
14011 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14012 loop_optimizer_init.
14013 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14014 of mark_single_exit_loops.
14015 (loop_optimizer_finalize): Call release_recorded_exits.
14016 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14017 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14018 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14019 update single exit information.
14020 * lambda-code.c (perfect_nestify): Ditto.
14021 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14022 (mark_single_exit_loops): Removed.
14023 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14024 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14025 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14027 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14028 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14029 (verify_loop_structure): Verify consistency of the exit lists.
14030 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14031 (set_single_exit): Removed.
14032 * cfgloop.h (struct loop_exit): New function.
14033 (struct loop): single_exit_ field replaced by exits field.
14034 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14035 (struct loops): Added exits hash.
14036 (mark_single_exit_loops, set_single_exit): Declaration removed.
14037 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14039 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14041 * doc/invoke.texi: Avoid use of @headitem.
14043 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14045 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14047 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14049 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14052 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14053 Richard Sandiford <richard@codesourcery.com>
14055 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14056 * config/m68k/m68k.opt: Resort options.
14057 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14059 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14060 Richard Sandiford <richard@codesourcery.com>
14062 * doc/invoke.texi: Document the macros that are defined by
14063 m68k's -mtune and -mhard-float options.
14064 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14065 (m68k_cpp_cpu_family): Likewise.
14066 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14067 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14068 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14069 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14070 (m68k_cpp_cpu_family): Likewise.
14072 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14074 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14075 macros besides mc68000 as tuning macros. Use a switch statement
14076 to set them and mcpu32.
14078 2007-01-12 Julian Brown <julian@codesourcery.com>
14080 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14081 (TARGET_68040_ONLY): Rename to...
14082 (TARGET_68040): ...this.
14083 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14084 * config/m68k/m68k.md: Likewise.
14086 2007-01-12 Julian Brown <julian@codesourcery.com>
14087 Nathan Sidwell <nathan@codesourcery.com>
14088 Richard Sandiford <richard@codesourcery.com>
14090 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14091 the -mcpu= argument associated with the --with-cpu setting.
14092 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14093 if different from the one implied by the -mcpu setting.
14094 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14095 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14096 * doc/invoke.texi: Mention ColdFire in the introduction to the
14097 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14098 -mno-div and -mhard-float options. Make -m68881 a synonym for
14099 -mhard-float. Document the previously-undocumented -m5206e,
14100 -m528x, -m5307 and -m5407 options. Tweak the existing option
14101 documentation for consistency.
14102 * doc/install.texi: Mention new --with-cpu arguments.
14103 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14104 default CPU if neither -mcpu nor -march are specified.
14105 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14106 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14107 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14108 using m68k_tune to decide between families that implement the
14109 same ISA. Use m68k_tune to set __mcfv4e__.
14110 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14111 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14112 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14113 (FL_ISA_C, FL_ISA_MMU): New macros.
14114 (MASK_COLDFIRE): Delete.
14115 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14116 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14117 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14118 (TARGET_HARD_FLOAT): Do not define here.
14119 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14120 (TUNE_68000): New macro.
14121 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14122 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14123 (TUNE_CFV2): Redefine in terms of m68k_tune.
14124 (uarch_type, target_device, fpu_type): New enums.
14125 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14126 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14127 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14128 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14129 (FL_FOR_isa_c): New macros.
14130 (m68k_isa): New enum.
14131 (m68k_target_selection): New structure.
14132 (all_devices, all_isas, all_microarchs): New tables.
14133 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14134 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14135 (MASK_ALL_CPU_BITS): Delete.
14136 (m68k_find_selection): New function.
14137 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14138 Map the legacy target options to a combination of the new ones.
14139 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14140 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14141 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14143 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14144 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14146 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14147 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14148 * config/m68k/m68k-devices.def: New file.
14150 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14151 Nathan Sidwell <nathan@codesourcery.com>
14153 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
14154 (SUBTARGET_EXTRA_SPECS): New macros.
14155 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
14156 use %(asm_cpu_spec) instead.
14157 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
14158 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
14159 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
14160 (EXTRA_SPECS): Rename to...
14161 (SUBTARGET_EXTRA_SPECS): ...this.
14163 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14164 Richard Sandiford <richard@codesourcery.com>
14165 Julian Brown <julian@codesourcery.com>
14167 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14168 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
14169 to the configuration's default CPU.
14170 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
14171 Remove default masks.
14172 (m680[012]0-*-*): Set the default with_cpu to the first part of
14174 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
14175 (m68k*-*-linux): Extend the --with-cpu handling to...
14176 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
14177 and m68010. Don't set target_cpu_default2.
14178 * doc/install.texi: Document --with-cpu for m68k.
14179 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
14180 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
14181 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
14182 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
14183 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
14184 (ASM_SPEC): Remove use of %(asm_cpu_default).
14185 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
14186 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
14187 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
14188 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
14189 __HAVE_FPU__ if TARGET_HARD_FLOAT.
14190 (TARGET_DEFAULT): Delete.
14191 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
14192 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
14193 (CPP_CPU_SPEC): Delete.
14194 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
14195 the appropriate string.
14196 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
14197 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
14198 (ASM_SPEC): Don't use %(asm_default_spec).
14199 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
14200 TARGET_DEFAULT and add MASK_68881.
14201 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
14203 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14205 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
14206 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
14207 MASK_68010 alongside MASK_68020.
14208 * doc/invoke.texi: Document -m68010.
14209 * config/m68k/m68k.opt (m68010): New.
14210 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
14212 (TUNE_68010): New macro.
14213 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
14214 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
14215 (M68K_CPU_m68332): Add MASK_68010.
14216 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
14217 fallback definition.
14218 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
14220 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
14221 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
14222 to all entries that use MASK_68020.
14223 (output_move_simode_const, output_move_himode, output_move_qimode)
14224 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
14225 instead of TARGET_68020 to select clr behavior. Remove comment
14226 about there being no TARGET_68010.
14227 * config/m68k/m68k.md: Likewise throughout.
14229 2007-01-12 Julian Brown <julian@codesourcery.com>
14231 * config/m68k/m68k.h (TARGET_ISAB): New macro.
14232 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
14233 * config/m68k/m68k.md: Likewise.
14235 2007-01-12 Julian Brown <julian@codesourcery.com>
14237 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
14238 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14240 2007-01-12 Julian Brown <julian@codesourcery.com>
14242 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14243 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14244 * config/m68k/m68k.md: Likewise.
14246 2007-01-12 Julian Brown <julian@codesourcery.com>
14247 Richard Sandiford <richard@codesourcery.com>
14249 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14250 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14251 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14253 (TARGET_CPU32): Rename to...
14254 (TUNE_CPU32): ...this.
14255 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14256 (TUNE_CFV2): New macros.
14257 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14258 remove conditions that are implied by TARGET_68020.
14259 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14260 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14261 (m68k_output_function_epilogue): Likewise.
14262 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14263 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14264 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14265 non-68000 timings. Refactor multiplication and division costs.
14266 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14267 TUNE_CPU32 instead of TARGET_CPU32.
14268 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14269 and TUNE_68060 instead of TARGET_68060.
14270 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14271 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14273 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14274 && !TARGET_COLDFIRE" to choose between moveq and clr.
14275 Likewise in the unnamed movsf pattern.
14276 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14277 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14280 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14282 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14283 of tabbing before backslashes.
14285 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14287 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14288 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14289 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14291 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14293 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14294 find_interesting_uses_cond.
14295 (find_interesting_uses_cond): Use extract_cond_operands.
14296 (rewrite_use_compare): Use extract_cond_operands and
14297 force_gimple_operand_bsi. Do not call update_stmt.
14298 (determine_use_iv_cost_condition): Use extract_cond_operands.
14299 Return cheaper of using original bound and changing the exit bound.
14301 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14303 PR tree-optimization/29516
14304 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14305 most_expensive_mult_to_index, addr_to_parts,
14306 create_mem_ref, maybe_fold_tmr): Make the type of
14307 fields of TARGET_MEM_REF sizetype.
14308 (move_fixed_address_to_symbol, move_pointer_to_base):
14310 * tree.def (TARGET_MEM_REF): Add comment on types of
14313 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14315 * c-common.c (vector_types_convertible_p): Treat opaque types as
14316 always convertible if they have the same size, but not otherwise.
14318 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14320 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14321 Remove the b_unconditional field.
14322 (noce_try_sign_mask): Do not look at b_unconditional.
14323 (noce_process_if_block): Do not use merge_if_blocks. Update
14324 the CFG here. Do not set b_unconditional.
14325 (cond_move_process_if_block): Likewise.
14326 (find_cond_trap): Likewise.
14327 (check_cond_move_block): Require simple jump insns at the end
14328 of the basic block.
14330 2007-01-11 Jan Hubicka <jh@suse.cz>
14332 PR tree-optimization/1046
14333 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14334 when alias info is not ready.
14335 (pass_tail_recursion): Do not require aliasing.
14336 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14337 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14338 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14339 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14340 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14341 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14342 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14344 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14345 When aliasing is not build, mark statement as volatile.
14347 2007-01-11 Tom Tromey <tromey@redhat.com>
14349 PR preprocessor/15185, PR preprocessor/20989:
14350 * doc/cppopts.texi <-MT>: Update description of algorithm for
14351 computing default target.
14352 <-M, -MD>: Reword "basename" text.
14354 2007-01-11 Roger Sayle <roger@eyesopen.com>
14356 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14357 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14358 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14359 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14360 fold_builtin_bswap, real_constp, fold_builtin_pow,
14361 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14362 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14363 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14364 * convert.c (convert_to_pointer): Likewise.
14365 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14366 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14367 const_binop, fold_convert_const_int_from_int,
14368 fold_convert_const_int_from_real,
14369 fold_convert_const_real_from_real, sign_bit_p,
14370 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14371 fold_sign_changed_comparison, fold_unary, fold_comparison,
14372 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14373 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14374 * print-tree.c (print_node_brief, print_node): Likewise.
14375 * stor-layout.c (place_field, layout_type): Likewise.
14376 * tree-chrec.c (keep_cast): Likewise.
14377 * tree.c (build_vector, build_real, build_real_from_int_cst,
14378 build_complex): Likewise.
14380 2007-01-11 Roger Sayle <roger@eyesopen.com>
14382 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14383 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14385 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14387 * configure.ac (strict1_warn): Rename to strict_warn.
14388 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14389 cc_set_by_configure, quoted_cc_set_by_configure,
14390 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14391 all_boot_languages, all_stagestuff): Remove.
14392 (target_list): Remove bootstrap targets.
14393 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14394 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14395 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14396 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14397 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14398 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14399 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14400 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14401 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14402 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14403 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14404 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14405 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14406 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14407 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14408 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14409 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14410 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14411 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14412 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14413 (mostlyclean): Adjust.
14414 (clean, distclean): Don't mention bootstrap stuff.
14415 * configure: Regenerate.
14416 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14417 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14418 treelang/config-lang.in (stagestuff): Remove.
14419 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14420 stageprofile, stagefeedback, stagestuff): Remove mention.
14422 2007-01-11 Nick Clifton <nickc@redhat.com>
14424 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14426 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14427 (mcore_arith_K_S_operand): Run the test for the S constraint not
14428 the test for the M constraint.
14429 (mcore_addsub_operand): Do not accept integer values that are
14430 larger than 32 bits.
14431 * config/mcore/mcore.md: Remove unused constraints from split.
14432 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14433 (addsi3): Likewise.
14434 (allocate_stack): Likewise.
14435 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14436 operands to 32 bits.
14437 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14439 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14440 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14441 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14442 mcore_output_bclri, mcore_output_andn, output_inline_const,
14443 mcore_output_move, mcore_output_movedouble): Likewise.
14444 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14445 (output_inline_const): Likewise.
14446 (output_inline_const): Fix format strings used in sprintf
14448 * config/mcore/mcore-protos.h: Update prototypes for changed
14449 functions in mcore.c.
14450 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14451 HOST_WIDE_INT and not int.
14452 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14453 CONST_OK_FOR_N): Likewise.
14454 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14455 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14458 2007-01-10 Jan Hubicka <jh@suse.cz>
14460 * tree-vrp.c (remove_range_assertions): Release defs.
14461 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14462 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14464 2007-01-10 Paul Brook <paul@codesourcery.com>
14466 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14467 * config/arm/arm.md (mulsi3subsi): New insn.
14469 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14471 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14472 (tree_transform_and_unroll_loop): New.
14473 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14476 2007-01-10 Robert Kennedy <jimbob@google.com>
14478 * fold-const.c (fold_comparison): Fold comparisons like (x *
14479 1000 < 0) to (x < 0).
14481 2007-01-10 Ian Lance Taylor <iant@google.com>
14483 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14484 operands have the same priority.
14486 2007-01-10 Tom Tromey <tromey@redhat.com>
14488 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14489 (fold_binary): Likewise.
14490 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14491 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14492 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14493 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14494 * langhooks.h (struct lang_hooks): Removed field
14495 'can_use_bit_fields_p'.
14497 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14499 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14501 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14503 * function.c (get_last_funcdef_no): New function.
14504 * function.h (get_last_funcdef_no): Declare.
14505 * tree-inline.c (initialize_cfun): Add initialization.
14506 (tree_function_versioning): Cleanup.
14508 2007-01-10 Jan Hubicka <jh@suse.cz>
14510 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14513 2007-01-10 Sa Liu <saliu@de.ibm.com>
14514 Ben Elliston <bje@au.ibm.com>
14516 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14517 for SAVE_NONLOCAL and Pmode for any other save level.
14518 * spu-protos.h (spu_restore_stack_block): Declare.
14519 * spu.md (save_stack_block): Remove.
14520 (restore_stack_block): Call spu_restore_stack_block.
14521 * spu.c (spu_restore_stack_block): New function.
14522 (spu_expand_epilogue): Remove old comment.
14524 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14526 PR tree-optimization/30322
14527 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14528 (cand_value_at): Return the value as aff_tree.
14529 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14530 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14531 aff_combination_mult): New functions.
14532 (aff_combination_add): Use aff_combination_add_cst.
14533 (aff_combination_convert): Allow conversions to a wider type.
14534 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14535 * tree-affine.h (aff_combination_mult): Declare.
14537 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14539 * doc/tm.texi: Update documentation to reflect reality of exec
14540 and start file search behaviours. Update copyright year.
14541 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14542 header file directories.
14544 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14546 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14547 (*cosxf2): Rename to cosxf2_i387.
14548 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14549 using X87MODEF12 mode macro. Rename patterns to
14550 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14552 (*cosdf2, *cossf2): Ditto.
14553 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14554 to match extended input operands.
14555 (sincos<mode>3): New expander.
14556 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14557 insn patterns and corresponding splitters.
14559 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14561 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14562 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14564 2007-01-09 Nicolas Pitre <nico@cam.org>
14567 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14569 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14571 * target.h (struct gcc_target): New field library_rtti_comdat.
14572 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14573 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14574 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14575 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14577 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14579 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14581 2007-01-08 Richard Guenther <rguenther@suse.de>
14583 * tree.h (force_fit_type_double): Export.
14584 (force_fit_type): Remove.
14585 * fold-const.c (force_fit_type_double): New function.
14586 (force_fit_type): Remove.
14587 (int_const_binop): Use it.
14588 (fold_convert_const_int_from_int): Likewise.
14589 (fold_convert_const_int_from_real): Likewise.
14590 (fold_div_compare): Likewise.
14591 (fold_sign_changed_comparison): Likewise.
14592 (fold_unary): Likewise.
14593 (fold_negate_const): Likewise.
14594 (fold_abs_const): Likewise.
14595 (fold_not_const): Likewise.
14596 * c-common.c (shorten_compare): Use force_fit_type_double.
14597 * convert.c (convert_to_pointer): Likewise.
14599 2007-01-08 Richard Guenther <rguenther@suse.de>
14601 * tree.h (build_int_cst_wide_type): Export.
14602 * tree.c (build_int_cst_wide_type): New function.
14603 (build_int_cst_wide): Fix comment.
14604 * builtins.c (fold_builtin_object_size): Use build_int_cst
14605 to build -1 or 0 of the correct type. Use fit_double_type
14606 to check for overflow.
14607 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14609 (decode_field_reference): Likewise.
14610 (all_ones_mask_p): Likewise.
14611 (native_interpret_int): Use build_int_cst_wide_type.
14612 (fold_binary): Use build_int_cst_type to build an all-ones
14614 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14616 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14618 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14620 2007-01-09 Ben Elliston <bje@au.ibm.com>
14622 * genautomata.c (STATS_OPTION): New option.
14623 (stats_flag): New flag.
14624 (gen_automata_option): Handle it.
14625 (initiate_automaton_gen): Ditto.
14626 (write_automata): Output statistics only if stats_flag is
14627 set. Likewise, output time statistics only if time_flag is set.
14628 * doc/md.texi (Processor pipeline description): Document new flag.
14630 2007-01-08 Richard Guenther <rguenther@suse.de>
14632 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14633 * tree.c (build_int_cst_type): Likewise.
14634 (size_in_bytes): Don't call force_fit_type on the result.
14635 (int_fits_type_p): Use fit_double_type.
14636 * fold-const.c (fit_double_type): New function.
14637 (force_fit_type): Use it.
14638 * tree.h (fit_double_type): Export.
14640 2007-01-08 Jan Hubicka <jh@suse.cz>
14642 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14643 * ipa.c (function_and_variable_visibility): Fix return type.
14645 2007-01-08 Richard Guenther <rguenther@suse.de>
14647 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14648 of offset to build the index.
14649 * tree-pretty-print.c (dump_generic_node): Don't build negated
14650 const just for printing.
14651 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14652 * builtins.c (fold_builtin_int_roundingfn): Check if result
14653 fits the type by using force_fit_type and comparing the result.
14654 * predict.c (predict_loops): Use compare_tree_int for comparison.
14655 * tree.c (build_int_cst): Fall back to integer_type_node for
14657 (build_int_cst_wide): Assert type is non-null.
14659 2007-01-08 Roberto Costa <roberto.costa@st.com>
14661 * tree-vrp.c (extract_range_from_cond_expr): New.
14662 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14663 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14665 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14666 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14667 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14668 used as expressions.
14669 * tree-object-size.c (cond_expr_object_size): New.
14670 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14672 2007-01-08 Jan Hubicka <jh@suse.cz>
14674 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14675 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14678 2007-01-08 Richard Guenther <rguenther@suse.de>
14680 PR tree-optimization/23603
14681 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14682 (extract_range_from_binary): Fall back to truthvalue instead of
14683 varying for TRUTH_*_EXPR.
14684 (extract_range_from_comparison): Fall back to truthvalue instead of
14686 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14687 if all visited PHI values were constant.
14689 2007-01-08 Jan Hubicka <jh@suse.cz>
14691 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14692 (cgraph_analyze_function): break out from ...
14693 (cgraph_finalize_compilation_unit): ... here.
14694 (cgraph_expand_function): Remove forgoten commented out line.
14695 (cgraph_optimize): Analyze functions.
14697 2007-01-08 Jan Hubicka <jh@suse.cz>
14699 * tree-pas.h (TODO_remove_function): New flag.
14700 (TODO_update*): Renumber.
14701 (pass_ipa_increase_alignment,
14702 pass_ipa_function_and_variable_visibility): New passes.
14703 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14704 (cgraph_function_and_variable_visibility): Move to ipa.c
14705 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14706 cgraph_increase_alignment.
14707 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14708 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14709 calling tree-inline.
14710 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14711 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14712 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14713 (gate_increase_alignment): New function.
14714 (pass_ipa_increase_alignment): New pass.
14715 * ipa.c: Inline tree-pass.h and timevar.h
14716 (function_and_variable_visibility): Move here from cgraphunit.c
14717 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14718 * passes.c (init_optimization_passes): Add the two new passes.
14719 (execute_todo): Handle cgraph_remove_functions.
14721 2007-01-08 Nick Clifton <nickc@redhat.com>
14723 * config/frv/predicates.md (reg_or_0_operand): Accept
14726 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14728 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14729 * config.gcc: Add bfin*-rtems*.
14731 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14733 * c.opt: Add -flax-vector-conversions.
14734 * c-typeck.c (convert_for_assignment): Pass flag to
14735 vector_types_convertible_p to allow emission of note.
14736 (digest_init): Likewise.
14737 * c-opts.c: Handle -flax-vector-conversions.
14738 * c-common.c (flag_lax_vector_conversions): New.
14739 (vector_types_convertible_p): Unless -flax-vector conversions
14740 has been passed, disallow conversions between vectors with
14741 differing numbers of subparts and/or element types. If such
14742 a conversion is disallowed, possibly emit a note on the first
14743 occasion only to inform the user of -flax-vector-conversions.
14744 The new last argument specifies this.
14745 * c-common.h (flag_lax_vector_conversions): New.
14746 (vector_types_convertible_p): Add extra argument.
14747 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14748 char_type_node for V*QI type vectors.
14749 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14750 Update to satisfy new typechecking rules.
14751 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14752 C and C++ variants.
14753 * doc/invoke.texi (C Dialect Options): Document
14754 -flax-vector-conversions.
14756 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14758 PR tree-optimization/29877
14759 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14760 a register variable on the RHS to not be replaceable.
14762 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14763 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14764 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14765 const_simm15, const_pow2, const_npow2): Added.
14766 * config/score/misc.md (insv, extv, extzv, movmemsi,
14767 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14768 * config/score/score.c (score_address_cost, score_select_cc_mode):
14770 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14771 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14772 Update score_print_operand.
14773 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14774 Adjust register allocate order and update some macro define.
14775 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14776 mdx_block_move_straight, mdx_block_move_loop_head,
14777 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14778 mdx_block_move): Added.
14779 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14780 mdp_limm): Updated and fix some bug and typo.
14781 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14782 (movsf, movdf, doloop_end): Added.
14784 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14786 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14787 config/arm/thumb2.md: Fix comment typos.
14788 * doc/extend.texi: Fix a typo.
14790 2007-01-07 Eric Christopher <echristo@apple.com>
14792 * configure.ac: Check for __stack_chk_fail for darwin.
14793 * configure: Regenerate.
14795 2007-01-07 Richard Guenther <rguenther@suse.de>
14797 * tree-vrp.c (extract_range_from_assert): CSE calls to
14798 compare_values where possible.
14799 (extract_range_from_unary_expr): Likewise.
14801 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14803 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14804 * config/avr/avr.c (call_insn_operand): Delete function.
14805 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14806 instead of register number. Use predicates.
14807 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14808 call_insn_operand): Add.
14810 2007-01-06 Jan Hubicka <jh@suse.cz>
14812 * tree-pass.h (pass_build_cgraph_edges): Declare.
14813 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14814 (visited_nodes): Remove.
14815 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14816 build_cgrpah_edges; make visited_nodes local.
14817 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14818 (record_references_in_initializer): Move to cgraphbuild.c
14819 (initialize_inline_failed, rebuild_cgraph_edges,
14820 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14821 (verify_cgraph_node): Make visited_nodes local.
14822 (cgraph_analyze_function): Do not call cgraph_create_edges and
14823 initialize_inline_failed.
14824 (cgraph_expand_function): Do not call cgraph_lower_function;
14825 assert that function is already lowered.
14826 * Makefile.in (cgraphbuild.o): New.
14827 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14828 at the end of lowering passes.
14830 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14832 * ifcvt.c (cond_move_convert_if_block): New function, code
14833 factored out from...
14834 (cond_move_process_if_block): ...here. Call the new function
14835 on the THEN and ELSE blocks.
14836 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14837 already takes care of this.
14839 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14842 * tree.h (TREE_OVERFLOW_P): New.
14843 * c-typeck.c (parser_build_unary_op): Warn only if result
14844 overflowed and operands did not.
14845 (parser_build_binary_op): Likewise.
14846 (convert_for_assignment): Remove redundant overflow_warning.
14847 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14849 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14851 * c-typeck.c (store_init_value): Split over two lines to follow
14852 the GNU coding style.
14854 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14856 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14857 __GXX_EXPERIMENTAL_CXX0X__.
14858 * doc/cpp.texi: Same.
14860 2007-01-05 Richard Guenther <rguenther@suse.de>
14862 PR middle-end/27826
14863 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14864 with mismatched types. Instead explicitly build a
14865 conversion NOP_EXPR.
14867 2007-01-05 Ian Lance Taylor <iant@google.com>
14869 * c-common.c (decl_with_nonnull_addr_p): New function.
14870 (c_common_truthvalue_conversion): Call it.
14871 * c-typeck.c (build_binary_op): Likewise.
14872 * c-common.h (decl_with_nonnull_addr_p): Declare.
14874 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14877 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14880 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14882 * doc/install.texi (Final install): Document the fact that
14883 the GNAT runtime should not be stripped.
14885 2007-01-04 Jan Hubicka <jh@suse.cz>
14887 * tree-inline.c (fold_marked_statements): Update operand caches
14888 and EH after folding
14890 2007-01-04 Ian Lance Taylor <iant@google.com>
14892 * c-common.c (check_function_nonnull): Whitespace fix.
14894 2007-01-04 Jan Hubicka <jh@suse.cz>
14896 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14897 comitted older version of patch.
14898 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14899 function, celanup cfg and collect garbage.
14901 2007-01-04 Mike Stump <mrs@apple.com>
14903 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14906 2007-01-04 Eric Christopher <echristo@apple.com>
14908 * libgcc2.c (__bswapsi2): Use SItype.
14909 (__bswapdi2): Use DItype.
14910 * libgcc2.h: Update for above.
14912 2007-01-04 Paul Brook <paul@codesourcery.com>
14914 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14915 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14916 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14917 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14918 umulsi3_highpart): Make conditional on !arm_arch6.
14919 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14920 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14921 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14922 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14923 umulsi3_highpart_v6): New insns.
14925 2007-01-04 Roger Sayle <roger@eyesopen.com>
14927 * fold-const.c (fold_convert): When casting an expression to void,
14928 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14929 have a type. Instead of attempting to build a NOP_EXPR, return
14930 these "special" trees directly.
14932 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14934 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14935 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14936 rs6000_cost->fp not 0 as adjustment for outer NEG.
14938 2007-01-04 Jan Hubicka <jh@suse.cz>
14940 * cgraph.c (cgraph_release_function_body): New function.
14941 (cgraph_remove_node): Use it.
14942 * cgraph.h (cgraph_release_function_body): Declare.
14943 * cgraphunit.c (cgraph_expand_function): Use it.
14944 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14945 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14946 is initialized and while compilation of other function is running.
14947 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14948 statement CFG annotations from here to ...
14949 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14951 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14953 * cfgloop.h (enum li_flags): Make the constants powers of two.
14955 2007-01-04 Jan Hubicka <jh@suse.cz>
14957 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14959 (fold_marked_statements): New function.
14960 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14961 * tree-inline.h (copy_body_data): Add statements_to_fold.
14963 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14965 * config.gcc: Mention libgcc/config.host.
14966 * Makefile.in: Update comments mentioning libgcc.
14967 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14968 (all.cross, start.encap, rest.encap, rest.cross): Update
14969 dependencies for libgcc move.
14970 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14971 (clean-target, clean-target-libgcc): Delete.
14972 (srcdirify, GCC_EXTRA_PARTS): New macros.
14973 (libgcc-support, libgcc.mvars): New rules.
14974 (distclean): Remove mention of mklibgcc.
14975 (install): Don't reference INSTALL_LIBGCC.
14976 (install-common): Don't reference EXTRA_PARTS.
14977 (install-libgcc, install-multilib): Delete rules.
14978 * mklibgcc.in: Delete file.
14979 * doc/configfiles.texi: Don't mention mklibgcc.
14981 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14982 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14983 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14984 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14985 (mklibgcc, ldblspecs): Likewise.
14987 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14988 (posixpre.def): Use $(T).
14989 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14990 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14991 (SHLIB_LINK): Make dummy.
14992 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14994 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14996 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14997 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14998 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14999 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15001 * configure.ac (all_outputs): Remove mklibgcc.
15002 * configure: Regenerated.
15004 2007-01-03 Josh Conner <jconner@apple.com>
15006 PR middle-end/29683
15007 * calls.c (compute_argument_addresses): Set stack and stack_slot
15008 for partial args, too.
15009 (store_one_arg): Use locate.size.constant for the size when
15010 generating a save_area.
15012 2007-01-03 Robert Kennedy <jimbob@google.com>
15014 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15015 whose definitions are deleted due to basic block merging.
15017 2007-01-03 Paul Brook <paul@codesourcery.com>
15020 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15022 (use_return_insn): Return 0 for Thumb interrupt functions.
15023 (print_multi_reg): Add rfe argument for IRQ returns.
15024 (arm_output_epilogue): Pop interrupt return address directly into PC.
15025 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15027 2007-01-03 Paul Brook <paul@codesourcery.com>
15029 Merge from sourcerygxx-4_1.
15030 * config/arm/thumb2.md: New file.
15031 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15033 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15034 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15035 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15036 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15038 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15039 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15041 * config/arm/ieee754-sf.S: Ditto.
15042 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15043 (thumb1_base_register_rtx_p): ... to this.
15044 (thumb_index_register_rtx_p): Rename...
15045 (thumb1_index_register_rtx_p): ... to this.
15046 (thumb_output_function_prologue): Rename...
15047 (thumb1_output_function_prologue): ... to this.
15048 (thumb_legitimate_address_p): Rename...
15049 (thumb1_legitimate_address_p): ... to this.
15050 (thumb_rtx_costs): Rename...
15051 (thumb1_rtx_costs): ... to this.
15052 (thumb_compute_save_reg_mask): Rename...
15053 (thumb1_compute_save_reg_mask): ... to this.
15054 (thumb_final_prescan_insn): Rename...
15055 (thumb1_final_prescan_insn): ... to this.
15056 (thumb_expand_epilogue): Rename...
15057 (thumb1_expand_epilogue): ... to this.
15058 (arm_unwind_emit_stm): Rename...
15059 (arm_unwind_emit_sequence): ... to this.
15060 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15061 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15062 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15063 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15064 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15065 thumb2_output_casesi): New functions.
15066 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15067 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15068 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15069 THUMB2_WORK_REGS): Define.
15070 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15071 arm_condexec_mask, arm_condexec_masklen)): New variables.
15072 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15073 (arm_override_options): Check new CPU capabilities.
15074 Set new architecture flag variables.
15075 (arm_isr_value): Handle v7m interrupt functions.
15076 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15078 (const_ok_for_arm): Handle Thumb-2 constants.
15079 (arm_gen_constant): Ditto. Use movw when available.
15080 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15082 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15083 (thumb_find_work_register, arm_load_pic_register,
15084 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15085 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15086 print_multi_reg, output_mov_long_double_fpa_from_arm,
15087 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15088 output_mov_double_fpa_from_arm, output_move_double,
15089 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15090 output_return_instruction, arm_output_function_prologue,
15091 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15092 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15093 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15094 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15095 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15096 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15098 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15099 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15100 (arm_file_start): Output directive for unified syntax.
15101 (arm_unwind_emit_set): Handle stack alignment instruction.
15102 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15103 Add v6t2, v7, v7a, v7r and v7m.
15104 (RETLDM): Add Thumb-2 code.
15105 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15106 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15107 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15108 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15109 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15110 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15111 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15112 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15113 ADJUST_INSN_LENGTH): Define.
15114 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15115 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15116 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15117 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15118 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15119 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15120 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15121 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15122 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15123 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15124 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15125 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15126 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15127 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15128 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15129 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15130 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15132 * config/arm/arm-tune.md: Regenerate.
15133 * config/arm/arm-protos.h: Update prototypes.
15134 * config/arm/vfp.md: Enable patterns for Thumb-2.
15135 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15136 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15137 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15138 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15139 * config/arm/libunwind.S: Add Thumb-2 code.
15140 * config/arm/constraints.md: Update include Thumb-2.
15141 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15142 * config/arm/ieee754-df.S: Ditto.
15143 * config/arm/bpabi.S: Ditto.
15144 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15145 * config/arm/predicates.md (low_register_operand,
15146 low_reg_or_int_operand, thumb_16bit_operator): New.
15147 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15148 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
15149 * config/arm/t-arm-elf: Add armv7 multilib.
15150 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
15152 (UNSPEC_STACK_ALIGN, ce_count): New.
15153 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
15154 arm_zero_extendsidi2, arm_zero_extendqidi2): New
15156 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
15157 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
15158 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
15159 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
15160 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
15161 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
15163 * doc/extend.texi: Document ARMv7-M interrupt functions.
15164 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
15166 2007-01-03 Jakub Jelinek <jakub@redhat.com>
15168 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
15169 (struct _Unwind_Context): Rename args_size to flags, remove
15170 signal_frame field, add a new args_size field and version field.
15171 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
15172 _Unwind_IsExtendedContext): New inline functions.
15173 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
15174 Assume by_value array is only present if _Unwind_IsExtendedContext.
15175 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
15176 _Unwind_IsSignalFrame.
15177 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
15178 (uw_update_context_1): Use _Unwind_SetSignalFrame.
15179 (uw_init_context_1): Initialize context->flags to
15180 EXTENDED_CONTEXT_BIT.
15181 * config/rs6000/linux-unwind.h (frob_update_context): Use
15182 _Unwind_SetSignalFrame.
15184 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15186 PR middle-end/30353
15187 * gimplify.c (gimplify_modify_expr_complex_part): Move below
15188 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
15191 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
15193 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
15194 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
15195 RET, AT_SP): Remove.
15196 * config/i386/i386.md (*sse_prologue_save_insn): Use return
15199 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15200 * cfgbuild.c (find_basic_blocks): Likewise.
15201 * cfgrtl.c (rtl_create_basic_block): Likewise.
15202 * function.c (temp_slots_at_level): Likewise.
15203 * reg-stack.c (stack_regs_mentioned): Likewise.
15204 * regclass.c (allocate_reg_info): Likewise.
15205 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15206 set_bb_for_stmt, move_block_to_fn): Likewise.
15207 * tree-complex.c (tree_lower_complex): Likewise.
15208 * vec.h (VEC_safe_grow_cleared): New.
15210 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
15212 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
15214 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
15215 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
15217 * cfgloopmanip.c (scale_loop_frequencies): Export.
15218 (loopify): Scale the frequencies by prescribed coefficients.
15219 (set_zero_probability): New function.
15220 (duplicate_loop_to_header_edge): Improve updating of frequencies.
15221 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
15222 and frequencies according to arguments.
15223 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
15225 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
15226 * modulo-sched.c (sms_schedule): Set probabilities for entering
15227 versioned loop correctly.
15228 * tree-vect-transform.c (vect_transform_loop): Ditto.
15229 * cfgloop.h (loopify, loop_version): Declaration changed.
15230 (scale_loop_frequencies): Declared.
15232 2007-01-02 Jan Hubicka <jh@suse.cz>
15234 * cgraph.c: Include tree-flow.h
15235 (cgraph_add_new-function): Handle IPA_SSA mode; execute
15236 early_local_passes.
15237 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
15238 * tree-pass.h (pass_all_early_optimizations): Declare.
15239 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15240 early_local_passes.
15241 (cgraph_analyze_function): Do early_local_passes.
15242 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15243 Do not add referenced vars.
15244 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15246 (gate_all_early_local_passes): New gate.
15247 (pass_early_local_passes): Use new gate.
15248 (execute_early_local_optimizations): New functions.
15249 (gate_all_early_optimizations): New gate.
15250 (pass_all_early_optimizations): New pass.
15251 (execute_free_datastructures): Free SSA only when initialized.
15252 (gate_init_datastructures): Init only when optimizing.
15253 (tree_lowering_passes): Do early local passes when called late.
15254 * tree-profile.c (do_tree_profiling): Don't profile functions added
15256 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15257 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15259 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15260 during early_local_passes.
15261 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15264 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15266 * Makefile.in: Update copyright year.
15268 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15270 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15271 in $(lang_checks) and check-consistency targets.
15273 2007-01-02 Jan Hubicka <jh@suse.cz>
15275 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15276 Do not add referenced vars.
15277 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15279 * passes.c (init_optimization_passes): Put mudflap_2 after
15280 free_datastructures.
15282 2007-01-02 Jan Hubicka <jh@suse.cz>
15284 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15285 Set NOTHROW flag on call statements proved to be nothrow.
15286 Update statement of local calls so new pure/const functions are
15287 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15289 (tree_rest_of_compilation): Register hooks and initialize bitmap
15290 early. Do not set after_inlining flag.
15292 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15294 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15295 HOST_BITS_PER_LONGLONG
15297 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15300 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15301 warning for non-static initializers.
15303 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15305 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15306 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15307 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15308 Always use set_unique_reg_note to add REG_EQUAL notes.
15310 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15313 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15315 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15316 * cfgbuild.c (find_basic_blocks): Likewise.
15317 * cfgrtl.c (rtl_create_basic_block): Likewise.
15318 * function.c (temp_slots_at_level): Likewise.
15319 * reg-stack.c (stack_regs_mentioned): Likewise.
15320 * regclass.c (allocate_reg_info): Likewise.
15321 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15322 set_bb_for_stmt, move_block_to_fn): Likewise.
15323 * tree-complex.c (tree_lower_complex): Likewise.
15324 * vec.h (VEC_safe_grow_cleared): New.
15326 2007-01-02 Ian Lance Taylor <iant@google.com>
15328 * c-common.c (c_common_truthvalue_conversion): When warning about
15329 using an assignment as a truth value, set TREE_NO_WARNING.
15331 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15334 * c.opt (Wold-style-declaration): New.
15335 * doc/invoke.texi (C-only Warning Options): New.
15336 (Wold-style-declaration): Document it.
15337 (Wextra): Enabled by -Wextra.
15338 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15339 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15340 -Wold-style-declaration.
15342 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15344 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15345 * cfgbuild.c (find_basic_blocks): Likewise.
15346 * cfgrtl.c (rtl_create_basic_block): Likewise.
15347 * function.c (temp_slots_at_level): Likewise.
15348 * reg-stack.c (stack_regs_mentioned): Likewise.
15349 * regclass.c (allocate_reg_info): Likewise.
15350 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15351 set_bb_for_stmt, move_block_to_fn): Likewise.
15352 * tree-complex.c (tree_lower_complex): Likewise.
15353 * vec.h (VEC_safe_grow_cleared): New.
15355 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15357 * c-common.c (c_common_nodes_and_builtins): Since variants of
15358 void_type_node get built before it is given a name, we need to
15359 give those variants the name, too.
15360 (complete_array_type): We need to work with the canonical main
15361 type of the array, from which we will build the qualified version.
15362 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15363 * print-tree.c (print_node): Display canonical type information
15365 * stor-layout.c (layout_type): When we don't know the
15366 alignment of a type for which we're building an array, we end up
15367 guessing wrong, so make the type require structural equality.
15368 * tree.c (make_node_stat): When we build a new type, it is its
15369 own canonical type.
15370 (build_type_attribute_qual_variant): When building an attribute
15371 variant, its canonical type is the non-attribute variant. However,
15372 if the attributes are target-dependent and they differ, we need to
15373 use structural equality checks for this type.
15374 (build_qualified_type): A qualified type is not equivalent to its
15375 unqualified variant; set the canonical type appropriately.
15376 (build_distinct_type_copy): When building a distinct type from
15377 another type, the new type is its own canonical type.
15378 (build_variant_type_copy): When building a new type variant, we
15379 assume that it is equivalent to the original type.
15380 (build_pointer_type_for_mode): When building a pointer type, also
15381 build a canonical type pointer.
15382 (build_reference_type_for_mode): When building a reference type,
15383 also build a canonical type reference.
15384 (build_index_type): When we can't hash an index type (e.g.,
15385 because its maximum value is negative), the index type requires
15386 structural equality tests.
15387 (build_array_type): Build the canonical form of an array type.
15388 (build_function_type): Function types require structural equality,
15389 because they contain default arguments, attributes, etc.
15390 (build_method_type_directly): Ditto for method types.
15391 (build_offset_type): Build the canonical offset type.
15392 (build_complex_type): Build the canonical vector type.
15393 (make_vector_type): Build the canonical vector type.
15394 * tree.h (TYPE_CANONICAL): New.
15395 (TYPE_STRUCTURAL_EQUALITY_P): New.
15396 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15397 (struct tree_type): Added "canonical" field.
15398 * params.h (VERIFY_CANONICAL_TYPES): New.
15399 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15400 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15401 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15402 * doc/invoke.texi (verify-canonical-types): Document --param
15403 parameter for verifying canonical types.
15405 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15407 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15408 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15409 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15410 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15412 * config/rs6000/e500.h: New.
15413 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15414 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15416 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15417 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15418 TARGET_E500_DOUBLE): Remove.
15419 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15420 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15421 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15422 * config/rs6000/rs6000.c (rs6000_override_options): Use
15423 CHECK_E500_OPTIONS.
15425 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15427 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15428 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15429 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15430 rs6000_emit_cmove): Don't check TARGET_E500.
15431 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15432 sordered): Don't check TARGET_E500.
15434 2007-01-01 Eric Christopher <echristo@apple.com>
15436 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15437 HARD_REGISTER_NUM_P.
15439 2007-01-01 Roger Sayle <roger@eyesopen.com>
15441 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15442 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15443 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15446 2007-01-01 Mike Stump <mrs@apple.com>
15448 * configure.ac: Remove support for building with Apple's gcc-3.1.
15450 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15452 PR middle-end/30311
15453 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15454 REG is a hard register. Do not modify REG before calling
15456 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15457 multiple of the size of YMODE for certain lowpart cases.
15459 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15461 PR middle-end/30253
15462 * gimplify (voidify_wrapper_expr): Update for
15463 GIMPLE_MODIFY_STMT.
15465 2007-01-01 Andreas Schwab <schwab@suse.de>
15468 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15469 save of BR0 in extra_spill_size instead of spill_size.
15470 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15472 (ia64_expand_epilogue): Restore BR0 from its new location.
15474 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15476 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15477 Use a temporary variable if the left hand side is not a gimple
15480 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15482 * gimplify.c (gimplify_return_expr): Make the temporary variable
15483 for the return expression, a gimple register variable.
15485 2007-01-01 Jan Hubicka <jh@suse.cz>
15487 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15490 2007-01-01 Mike Stump <mrs@apple.com>
15492 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15494 * config/darwin.c (machopic_select_rtx_section): Use
15495 HAVE_GAS_LITERAL16.
15496 (darwin_mergeable_constant_section): Likewise.
15497 * configure: Regenerate.
15498 * config.in: Regenerate.
15500 2007-01-01 Jan Hubicka <jh@suse.cz>
15501 Andrew Pinski <pinskia@gmail.com>
15503 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15504 before starting IPA passes.