1 2007-06-06 Ian Lance Taylor <iant@google.com>
3 * fold-const.c (merge_ranges): If range_successor or
4 range_predecessor fail, just return 0.
6 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8 PR tree-optimization/32216
9 * tree-vectorizer.c (supportable_widening_operation): Determine
10 signedness of FIX_TRUNC_EXPR from output operand.
11 (supportable_narrowing_operation): Ditto.
12 * tree-vect-generic.c (expand_vector_operations_1): Determine
13 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
19 (struct pta): ...from here. Change flags to unsigned to avoid
20 excessive casting (as it is used as a bit mask).
21 (override_options): Add casts according to the coding convenventions.
22 (x86_64_elf_unique_section): Likewise.
23 (examine_argument): Avoid using C++ keywords as variable names.
24 (construct_container): Likewise.
25 (legitimize_pic_address): Likewise.
26 (get_dllimport_decl): Cast according to the coding conventions. Use
27 type safe memory macros.
28 (legitimize_address): Cast according to the coding conventions.
29 (emit_i387_cw_initialization): Corrected the type of slot to enum
31 (ix86_init_machine_status): Use type safe memory macros.
32 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
33 (bdesc_pcmpistr): Likewise.
34 (bdesc_crc32): Likewise.
35 (bdesc_sse_3arg): Likewise.
36 (bdesc_2arg): Likewise.
37 (bdesc_1arg): Likewise.
38 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
39 (ix86_expand_sse_pcmpistr): Likewise.
40 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
41 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
42 int to match the langhook definition.
43 (ix86_builtin_conversion): Change the type of code to unsigned init to
44 match the langhook definition.
45 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
47 (ix86_preferred_output_reload_class): Likewise.
48 (ix86_cannot_change_mode_class): Likewise.
49 (ix86_memory_move_cost): Likewise.
50 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
51 avoid excessive casting later on.
52 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
54 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
57 as flags setting insn.
58 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
60 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
64 ("sse4_1_round<mode>2"): New insn pattern.
65 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
67 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
68 expander using SSEMODEF mode macro. Expand using
69 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
70 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
71 expander using SSEMODEF mode macro. Expand using
72 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
73 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
74 expander using SSEMODEF mode macro. Expand using
75 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
76 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
77 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
78 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
81 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
82 Sebastian Pop <sebpop@gmail.com>
84 * lambda.h (build_linear_expr): New.
85 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
86 Use build_linear_expr, call fold and force_gimple_operand.
87 (lambda_loopnest_to_gcc_loopnest): Check that there is
89 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
91 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
94 * doc/extend.texi: Document the 0b-prefixed binary integer
97 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
99 PR tree-optimization/32215
100 * tree-vectorizer.c (supportable_widening_operation): Return false
101 for unsupported FIX_TRUNC_EXPR tree code.
102 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
104 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
106 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
107 register on SPE targets. Change documentation to reflect
109 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
110 Change FIXED_SCRATCH to 14 and document why we're keeping r14
111 out of the register allocation pool.
112 (rs6000_reg_live_or_pic_offset_p): New function.
113 (rs6000_emit_prologue): Move the actual saving of LR up to free
114 r0 for holding r11. Split saving of SPE 64-bit registers into
115 its own case. Ensure that offsets will always be in-range for
116 'evstdd' by using r11 as a scratch register to point at the start
117 of the SPE save area. Save r11 if necessary, as it is the static
119 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
120 into its own case. Ensure that offsets will always be in-range
121 for 'evldd' by using r11 as a scratch register to point at the
122 start of the SPE save area. Also adjust r11 when restoring
123 the stack pointer to compensate for pre-loading r11.
125 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
127 * cfg.c (init_flow): Use type safe memory macros.
128 (alloc_block): Likewise.
129 (unchecked_make_edge): Likewise.
130 (dump_flow_info): Avoid using C++ keywords as variable names.
131 (copy_original_table_clear): Cast according to the coding conventions.
132 (copy_original_table_set): Likewise.
133 * cfgexpand (label_rtx_for_bb): Likewise.
134 (expand_gimple_basic_block): Likewise.
135 * cfghooks.c (dump_bb): Likewise.
136 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
138 (lv_add_condition_to_bb): Likewise.
139 * cfglayout (relink_block_chain): Cast according to the coding
141 (fixup_reorder_chain): Likewise.
142 (fixup_fallthru_exit_predecessor): Likewise.
143 * cfgloop.c (glb_enum_p): Likewise.
144 (get_exit_description): Likewise.
145 (dump_recorded_exit): Likewise.
146 * cfgloop.h (enum loop_estimation): Move out of struct scope...
147 (struct loop): ... from here.
148 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
150 * cfgrtl.c (rtl_create_basic_block): Likewise.
151 (rtl_split_block): Likewise.
152 (rtl_dump_bb): Likewise.
153 (cfg_layout_split_block): Likewise.
154 (init_rtl_bb_info): Use typesafe memory macros.
156 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
157 * graphds.h: Updated all usages of edge to graph_edge.
158 * graphds.c: Likewise.
159 * cfgloopanal.c: Likewise.
161 2007-06-05 Ian Lance Taylor <iant@google.com>
163 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
164 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
165 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
167 (test_for_singularity): Likewise.
169 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
171 * config/i386/constraints.md ("Y2"): Replaced by ...
173 * config/i386/i386.md: Likewise.
174 * config/i386/mmx.md: Likewise.
175 * config/i386/sse.md: Likewise.
177 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
179 * config/i386/constraints.md ("z"): Replaced by ...
181 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
182 (sse4_1_blendvps): Likewise.
183 (sse4_1_pblendvb): Likewise.
184 (sse4_2_pcmpestr): Likewise.
185 (sse4_2_pcmpestrm): Likewise.
186 (sse4_2_pcmpestr_cconly): Likewise.
187 (sse4_2_pcmpistr): Likewise.
188 (sse4_2_pcmpistrm): Likewise.
189 (sse4_2_pcmpistr_cconly): Likewise.
191 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
193 * matrix-reorg.c (transform_access_sites): Fix computation.
194 (transform_allocation_sites): Same.
196 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
198 * config/i386/i386.c (override_options): Use
199 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
201 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
204 (nonimm_not_xmm0_operand): Ditto.
205 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
206 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
207 as operand[2] predicate. Require "z" class XMM register for
208 operand[3]. Adjust asm template.
209 ("sse4_1_blendvpd"): Ditto.
210 ("sse4_1_pblendvb"): Ditto.
211 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
212 force op2 into xmm0 register for variable blend instructions.
214 2007-06-04 Tom Tromey <tromey@redhat.com>
216 * c-tree.h (start_enum): Update.
217 (build_enumerator): Likewise.
218 * c-decl.c (enum_next_value): Removed.
219 (enum_overflow): Likewise.
220 (start_enum): Add c_enum_contents argument. Don't use globals.
221 (build_enumerator): Likewise.
222 * c-tree.h (struct c_enum_contents): New struct.
224 2007-06-04 Tom Tromey <tromey@redhat.com>
226 * c-common.c (c_common_get_alias_set): Fix indentation.
228 2007-06-04 Ian Lance Taylor <iant@google.com>
230 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
231 to overflow, reduce overflow infinity to regular infinity.
232 (vrp_var_may_overflow): New static function.
233 (vrp_visit_phi_node): Check vrp_var_may_overflow.
235 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
237 * stor-layout.c (layout_type): Remove duplicate code.
239 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
242 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
243 before build_common_builtin_nodes ().
245 2007-06-04 Steve Ellcey <sje@cup.hp.com>
248 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
250 2007-05-31 Jan Hubicka <jh@suse.cz>
252 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
253 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
254 instead of _stat version.
256 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
258 PR tree-optimization/32194
259 * tree-predcom.c (determine_offset): Check that both references have
262 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
264 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
265 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
266 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
267 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
268 Add argument to iterate_fix_dominators call.
269 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
270 * gcse.c (hoist_code): Change domby to vector.
271 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
272 Add argument to iterate_fix_dominators call.
273 * loop-doloop.c (doloop_modify): Changed recount_dominator to
275 * lambda-code.c (perfect_nestify): Ditto.
276 * cfgloopanal.c: Include graphds.h.
277 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
278 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
279 (mark_irreducible_loops): Use graphds_scc. Remove argument from
281 * graphds.c: New file.
282 * graphds.h: New file.
283 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
284 (get_dominated_by, get_dominated_by_region): Change return type to
286 (verify_dominators): Recompute all dominators and compare the results.
287 (recount_dominator): Renamed to ...
288 (recompute_dominator): ... this. Do not check that the block is
290 (iterate_fix_dominators): Reimplemented.
291 (prune_bbs_to_update_dominators, root_of_dom_tree,
292 determine_dominators_for_sons): New functions.
293 * et-forest.c (et_root): New function.
294 * et-forest.h (et_root): Declare.
295 * Makefile.in (graphds.o): Add.
296 (cfgloopanal.o): Add graphds.h dependency.
297 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
298 * basic-block.h (get_dominated_by, get_dominated_by_region,
299 iterate_fix_dominators): Declaration changed.
300 (recount_dominator): Renamed to ...
301 (recompute_dominator): ... this.
302 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
303 (thread_through_all_blocks): Do not free dominance info.
305 2007-06-03 Andreas Schwab <schwab@suse.de>
307 * config/m68k/m68k.c (override_options): Don't override
309 * config/m68k/m68k-modes.def (SF, DF): Define to use
310 motorola_single_format and motorola_double_format, resp.
311 * real.c (motorola_single_format): Renamed from
312 coldfire_single_format.
313 (motorola_double_format): Renamed from coldfire_double_format.
314 (encode_ieee_extended): Generate a proper canonical NaN image
315 respecting canonical_nan_lsbs_set.
316 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
318 * real.h: Adjust declarations.
320 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
323 * config/sh/sh.md (symGOT_load): Don't schedule insns when
324 the symbol is generated with the stack protector.
326 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
328 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
329 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
331 * doc/extend.texi (interrupt): Mention m68k.
333 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
336 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
337 (ix86_expand_sse_pcmpestr): Do not check operands for
338 "register_operand", when insn operand predicate is "register_operand".
339 (ix86_expand_sse_pcmpistr): Ditto.
341 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
342 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
345 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
346 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
347 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
348 * config/i386/constraints.md ("z"): New register constraint
349 for members of SSE_FIRST_REG class.
350 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
351 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
353 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
354 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
355 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
356 (IX86_BUILTIN_PCMPESTRM128): Likewise.
357 (IX86_BUILTIN_PCMPESTRA128): Likewise.
358 (IX86_BUILTIN_PCMPESTRC128): Likewise.
359 (IX86_BUILTIN_PCMPESTRO128): Likewise.
360 (IX86_BUILTIN_PCMPESTRS128): Likewise.
361 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
362 (IX86_BUILTIN_PCMPISTRI128): Likewise.
363 (IX86_BUILTIN_PCMPISTRM128): Likewise.
364 (IX86_BUILTIN_PCMPISTRA128): Likewise.
365 (IX86_BUILTIN_PCMPISTRC128): Likewise.
366 (IX86_BUILTIN_PCMPISTRO128): Likewise.
367 (IX86_BUILTIN_PCMPISTRS128): Likewise.
368 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
369 (struct builtin_description): Change "flag" field to unsigned.
370 (bdesc_pcmpestr): New builtin description table.
371 (bdesc_pcmpistr): Likewise.
372 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
373 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
374 Initialize pcmp[ei]str[im] insns for SSE4.2.
375 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
376 (ix86_expand_sse_pcmpistr): Likewise.
377 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
378 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
379 (UNSPEC_PCMPISTR): Likewise.
380 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
381 (sse4_2_pcmpestri):New isns pattern.
382 (sse4_2_pcmpestrm): Likewise.
383 (sse4_2_pcmpestr_cconly): Likewise.
384 (sse4_2_pcmpistr): New insn patern and splitter.
385 (sse4_2_pcmpistri):New isns pattern.
386 (sse4_2_pcmpistrm): Likewise.
387 (sse4_2_pcmpistr_cconly): Likewise.
388 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
391 2007-06-01 David Daney <ddaney@avtrex.com>
393 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
394 LOADGP_ABSOLUTE and not binds_local_p.
396 2007-06-01 Geoffrey Keating <geoffk@apple.com>
398 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
400 2007-06-01 Ian Lance Taylor <iant@google.com>
402 * tree-vrp.c (compare_name_with_value): Always set
403 used_strict_overflow if we get a result from the variable itself.
405 2007-06-01 Ian Lance Taylor <iant@google.com>
407 PR rtl-optimization/31455
408 * lower-subreg.c (find_decomposable_subregs): Don't decompose
409 subregs which have a cast between modes which are not tieable.
411 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
413 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
414 breaks after return statements.
416 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
418 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
419 only after no_new_pseudos.
421 2007-05-31 Eric Christopher <echristo@apple.com>
423 * expr.c (convert_move): Assert that we don't have a BLKmode
425 (store_expr): Handle BLKmode moves by calling emit_block_move.
427 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
429 * c-typeck.c (build_indirect_ref): Include type in error message.
430 (build_binary_op): Pass types to binary_op_error.
431 * c-common.c (binary_op_error): Take two type arguments, print out
433 * c-common.h (binary_op_error): Update prototype.
435 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
437 * config/i386/i386.c: Correct coments on -mno-sse4.
439 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
441 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
442 (x86_64-*-*): Likewise.
443 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
444 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
445 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
446 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
447 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
448 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
449 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
450 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
451 (OPTION_MASK_ISA_SSE4): Likewise.
452 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
453 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
454 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
455 (override_options): Support SSE4.2.
456 (ix86_build_const_vector): Support SImode and DImode.
457 (ix86_build_signbit_mask): Likewise.
458 (ix86_expand_int_vcond): Support V2DImode.
459 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
460 (IX86_BUILTIN_CRC32HI): Likewise.
461 (IX86_BUILTIN_CRC32SI): Likewise.
462 (IX86_BUILTIN_CRC32DI): Likewise.
463 (IX86_BUILTIN_PCMPGTQ): Likewise.
464 (bdesc_crc32): Likewise.
465 (bdesc_sse_3arg): Likewise.
466 (ix86_expand_crc32): Likewise.
467 (ix86_init_mmx_sse_builtins): Support SSE4.2.
468 (ix86_expand_builtin): Likewise.
469 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
470 __SSE4_2__ for -msse4.2.
471 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
472 (CRC32MODE): Likewise.
473 (crc32modesuffix): Likewise.
474 (crc32modeconstraint): Likewise.
475 (sse4_2_crc32<mode>): Likewise.
476 (sse4_2_crc32di): Likewise.
477 * config/i386/i386.opt (msse4.2): New for SSE4.2.
479 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
480 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
481 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
482 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
483 (vcondu<mode>): Likewise.
484 * doc/extend.texi: Document SSE4.2 built-in functions.
485 * doc/invoke.texi: Document -msse4.2/-msse4.
487 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
489 PR tree-optimization/32160
490 * tree-predcom.c (predcom_tmp_var): New function. Mark created
491 variable as gimple reg.
492 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
494 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
496 * gcc.c (main): Don't consider linker options when issuing the
497 warning about a linker input file not being used.
499 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
501 * tree-vrp.c (compare_names): Initialize sop.
503 2007-05-30 Dirk Mueller <dmueller@suse.de>
505 * cgraphunit.c (cgraph_analyze_function): Remove
506 computation of inline parameters.
508 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
512 2007-05-30 Richard Sandiford <richard@codesourcery.com>
514 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
515 Add vx-common.h. Include vxworks.h between vx-common.h and
517 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
519 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
520 (TARGET_ASM_DESTRUCTOR): Likewise.
521 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
522 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
523 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
524 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
525 (VXWORKS_ENDIAN_SPEC): Define.
526 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
527 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
528 VXWORKS_* equivalents.
529 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
530 (ASM_FILE_START): Delete.
531 (TARGET_VERSION): Reformat.
532 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
533 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
534 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
535 (FPBIT, DPBIT): Define.
536 (fp-bit.c, dp-bit.c): New rules.
537 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
538 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
539 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
540 * config/arm/arm.h: Include vxworks-dummy.h.
541 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
542 Mark with ATTRIBUTE_UNUSED.
543 (arm_override_options): Do not allow VxWorks RTP PIC to be used
544 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
545 make it incompatible with -msingle-pic-base.
546 (arm_function_ok_for_sibcall): Return false for calls that might
547 go through a VxWorks PIC PLT entry.
548 (require_pic_register): New function, split out from...
549 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
551 (arm_load_pic_register): Handle the VxWorks RTP initialization
552 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
553 (arm_emit_call_insn): New function.
554 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
555 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
556 (pic_offset_arm): New pattern.
557 (call, call_value): Use arm_emit_call_insn.
558 (call_internal, call_value_internal): New expanders.
559 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
560 VxWorks unless __PIC__.
562 2007-05-30 Eric Christopher <echristo@gmail.com>
564 * genrecog.c: Include regs.h in generated file.
565 * genemit.c: Ditto. Fix up formatting.
566 * config/mn10300/constraints.md: New.
567 * config/mn10300/mn10300.md: Include.
568 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
569 Fix up for removed macro.
570 * config/mn10300/predicates.md (call_address_operand): Ditto.
571 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
572 (CONST_OK_FOR_I): Ditto.
573 (CONST_OK_FOR_J): Ditto.
574 (CONST_OK_FOR_K): Ditto.
575 (CONST_OK_FOR_L): Ditto.
576 (CONST_OK_FOR_M): Ditto.
577 (CONST_OK_FOR_N): Ditto.
578 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
582 (EXTRA_CONSTRAINT): Ditto.
584 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
586 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
588 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
589 OPTION_MASK_ISA_64BIT.
590 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
592 2007-05-30 Richard Guenther <rguenther@suse.de>
595 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
596 types for comparison.
597 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
598 with original typed arguments.
599 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
601 2007-05-30 Jakub Jelinek <jakub@redhat.com>
603 PR tree-optimization/31769
604 * except.c (duplicate_eh_regions): Clear prev_try if
605 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
607 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
609 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
610 * tree-ssa-sink.c (statement_sink_location): Return basic block and
611 bsi of the location where statements should be inserted.
612 (sink_code_in_bb): Take bsi from statement_sink_location.
613 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
614 instead of bsi_start.
615 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
617 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
618 (bsi_move_before): Document inconsistency with bsi_move_after.
619 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
621 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
623 * config/i386/i386.h (TARGET_ABM): New define.
624 (TARGET_POPCNT): Ditto.
625 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
626 New temporary defines to redefine from OPTION_ISA_* defines.
627 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
628 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
629 (ix86_isa_flags): New extern int declaration.
630 (TARGET_SUBTARGET_DEFAULT): New define.
631 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
632 (TARGET_SUBTARGET32_DEFAULT): Ditto.
633 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
634 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
635 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
636 * config/i386/darwin.h: Change TARGET_64BIT define to
639 * config/i386/i386.opt (m3dnowa): Define as undocumented option
640 using existing "ix86_isa_flags" varible.
641 (m32, m64): Use existing "ix86_isa_flags" variable.
642 (mmmx, m3dnow): Ditto.
643 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
644 (mabm): Define as non-negative option using "x86_abm" variable.
645 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
647 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
648 Rewrite feature test bitmap.
649 (ix86_isa_flags): New initialized global int varible.
650 (ix86_isa_flags_explicit): New static int variable.
651 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
652 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
653 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
654 target_flags_explicit.
655 (override_options): Remove "target_enable" and "target_disable" fields
656 from "struct ptt". Update processor_target_table accordingly. Remove
657 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
658 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
659 "target_flags" and "ix86_isa_flags_explicit" instead of
660 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
661 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
662 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
663 to true when either of PTA_POPCNT or PTA_ABM is set in
664 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
665 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
666 processor_alias_table flags entry. Remove handling of
667 "target_enable" and "target_disable" fields of processor_target_table.
668 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
669 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
670 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
671 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
672 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
674 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
676 2007-05-29 David Daney <ddaney@avtrex.com>
679 * config/mips/mips.c (mips_output_mi_thunk): Emit
680 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
682 2007-05-29 Hui-May Chang <hm.chang@apple.com>
683 * config/i386/i386.c (ix86_function_regparm): Added checking of
684 ix86_force_align_arg_pointer to determine the number of
687 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
689 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
690 (SET_DR_MISALIGNMENT): New.
691 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
692 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
693 Use SET_DR_MISALIGNMENT.
694 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
696 * tree-data-ref.c (create_data_ref, compute_all_dependences,
697 find_loop_nest): Export.
698 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
699 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
700 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
701 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
703 (struct mem_ref): Add field reuse_distance.
704 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
705 Initialize reuse_distance field.
706 (issue_prefetch_ref): Select temporality of prefetch according to
708 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
709 self_reuse_distance, determine_loop_nest_reuse): New functions.
710 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
711 (tree_ssa_prefetch_arrays): Dump L2 cache size.
712 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
715 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
717 * tree-ssa-alias.c: Add aliasing overview.
719 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
720 Danny Smith <dannysmith@users.sourceforge.net>
723 * config/i386/t-crtfm: Compile crtfastmath.o with
724 -minline-all-stringops.
725 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
726 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
728 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
730 * doc/md.texi: Document constraints on HP PA-RISC.
732 * pa/constraints.md: New file.
733 * pa.md: Include constraints.md.
734 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
735 (integer_store_memory_operand, ldil_cint_p): New functions.
736 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
737 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
738 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
739 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
740 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
742 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
745 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
746 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
747 case POSTDECREMENT_EXPR>): Return the error_mark_node
748 if either the real or imaginary parts would an
751 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
753 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
754 name when we remove it from a call.
756 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
758 * targhooks.c (default_narrow_bitfield): Remove.
759 * targhooks.h: Remove the prototype for
760 default_narrow_bitfield.
762 * langhooks-def.h: Remove the prototype for
763 hook_get_alias_set_0.
764 * langhooks.c (hook_get_alias_set_0): Remove.
766 * global.c (EXECUTE_IF_CONFLICT): Remove.
768 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
771 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
772 return true when truth_value_p is true and the type
775 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
777 * doc/install.texi (Prerequisites): We no longer require Autoconf
778 2.13 for the top-level.
780 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
782 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
783 memory access via x86_expand_vector_move_misalign() only for
784 TImode values on 32-bit targets.
786 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
788 * matrix-reorg.c: New file. Implement matrix flattening and
789 transposing optimization.
790 * tree-pass.h: Add matrix reorg pass.
791 * common.opt: Add fipa-mreorg flag.
792 * Makefile.in: Add matrix-reorg.c.
793 * passes.c: Add matrix reorg pass.
794 * varpool.c (add_new_static_var): New function.
795 * cgraph.h (add_new_static_var): Declare.
797 2007-05-27 Eric Christopher <echristo@apple.com>
799 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
800 sp_offset depending on stack size. Save r12 depending
801 on registers we're saving later.
802 (rs6000_emit_epilogue): Update sp_offset depending only
805 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
807 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
808 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
809 * ifcvt.c (if_convert): Ditto.
810 * tree-ssa-threadupdate.c (thread_block): Ditto.
811 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
812 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
813 verify_loop_closed_ssa): Check number_of_loops instead of
815 * predict.c (tree_estimate_probability): Ditto.
816 * tree-if-conv.c (main_tree_if_conversion): Ditto.
817 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
818 * modulo-sched.c (sms_schedule): Ditto.
819 * tree-scalar-evolution.c (scev_const_prop): Ditto.
820 (scev_finalize): Do not do anything if scev analysis was not
822 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
823 current_loops == NULL.
824 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
825 * loop-init.c (loop_optimizer_init): Do not free current_loops when
827 (loop_optimizer_finalize): Assert that loops were analyzed.
828 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
829 rtl_doloop): Check number_of_loops instead of current_loops.
830 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
831 current_loops == NULL.
832 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
833 gate_tree_vectorize tree_linear_transform, check_data_deps,
834 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
835 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
836 Check number_of_loops instead of current_loops.
837 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
838 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
839 free loops if available.
840 (execute_pre): Do not pass do_fre to fini_pre.
842 2007-05-27 Tobias Burnus <burnus@net-b.de>
845 * real.c (mpfr_from_real): Fix sign of -Inf.
847 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
849 * tree-vect-transform.c (vectorizable_conversion): Initialize
850 tree_code variables to ERROR_MARK.
851 (vectorizable_type_demotion): Likewise.
852 (vectorizable_type_promotion): Likewise.
854 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/i386.md (movti): Handle push operands via
860 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
862 * basic-block.h: Remove the prototype for merge_seq_blocks.
863 * cfgcleanup.c (merge_seq_blocks): Remove.
865 * tree-flow.h: Remove the prototype for is_aliased_with.
866 * tree-ssa-alias.c (is_aliased_with): Remove.
868 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
870 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
872 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
874 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
875 ix86_expand_sse4_unpack if SSE4.1 is enabled.
876 (vec_unpacks_hi_v16qi): Likewise.
877 (vec_unpacku_lo_v16qi): Likewise.
878 (vec_unpacks_lo_v16qi): Likewise.
879 (vec_unpacku_hi_v8hi): Likewise.
880 (vec_unpacks_hi_v8hi): Likewise.
881 (vec_unpacku_lo_v8hi): Likewise.
882 (vec_unpacks_lo_v8hi): Likewise.
883 (vec_unpacku_hi_v4si): Likewise.
884 (vec_unpacks_hi_v4si): Likewise.
885 (vec_unpacku_lo_v4si): Likewise.
886 (vec_unpacks_lo_v4si): Likewise.
888 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
890 * c-typeck.c, config/arm/arm.c, config/darwin.c,
891 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
892 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
893 follow spelling conventions in various
894 warning/error/diagnostic messages.
896 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
897 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
898 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
899 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
900 tree-vrp.c: Fix comment typos. Follow spelling conventions.
901 * doc/tm.texi: Follow spelling conventions.
903 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
906 * tree-ssa-forwprop.c
907 (forward_propagate_addr_into_variable_array_index): Remove
908 the lhs argument. Use the type of def_rhs instead of lhs.
909 (forward_propagate_addr_expr_1): Update use of
910 forward_propagate_addr_into_variable_array_index.
912 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
913 Nigel Stephens <nigel@mips.com>
915 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
916 function attributes, "far" being an alias for "long_call".
917 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
918 (mips_near_type_p, mips_far_type_p): New.
919 (mips_comp_type_attributes): New function to check that attributes
920 attached to a function type are compatible.
921 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
922 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
923 to the target function of the thunk.
924 (mips_encode_section_info): Check for "near" and "far" function
925 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
927 * config/mips/predicates.md (const_call_insn_operand): Test only
928 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
930 * doc/extend.texi (Function Attributes): Document MIPS "near" and
933 * testsuite/gcc.target/mips/near-far-1.c: New test case.
934 * testsuite/gcc.target/mips/near-far-2.c: New test case.
935 * testsuite/gcc.target/mips/near-far-3.c: New test case.
936 * testsuite/gcc.target/mips/near-far-4.c: New test case.
938 2007-05-25 Eric Christopher <echristo@apple.com>
940 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
941 to x86-darwin configurations.
942 * config/i386/t-darwin: Add softfp support.
943 * config/i386/t-darwin64: Ditto.
944 * config/i386/sfp-machine.h: If mach then don't use
945 aliasing, emit a stub to call.
947 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
949 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
950 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
951 tree-predcom.c, tree-ssa-alias-warnings.c,
952 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
953 comment typos. Follow spelling conventions.
954 * doc/cpp.texi, doc/invoke.texi: Fix typos.
956 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
959 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
960 constants into memory. Expand unaligned memory references for
961 SSE modes via x86_expand_vector_move_misalign() function.
963 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
966 "memory" attribute for "sseishft" type insn without operands[2].
968 2007-05-25 Dirk Mueller <dmueller@suse.de>
969 Marcus Meissner <meissner@suse.de>
971 * doc/extend.texi (alloc_size): New attribute.
972 * c-common.c (handle_alloc_size_attribute): New.
973 * tree-object-size.c (alloc_object_size): Use alloc_size
974 attribute, if available.
976 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
978 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
980 (__builtin_ia32_vec_ext_v2di): Likewise.
981 (__builtin_ia32_vec_ext_v4si): Likewise.
982 (__builtin_ia32_vec_ext_v8hi): Likewise.
983 (__builtin_ia32_vec_ext_v16qi): Likewise.
984 (__builtin_ia32_vec_set_v8hi): Likewise.
986 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
988 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
990 2007-05-25 Richard Sandiford <richard@codesourcery.com>
992 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
993 (arm_is_longcall_p): Rename to...
994 (arm_is_long_call_p): ...this. Take a single tree argument and
996 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
997 (CUMULATIVE_ARGS): Remove call_cookie.
998 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
999 (ENCODED_LONG_CALL_ATTR_P): Delete.
1000 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1001 LONG_CALL_FLAG_CHAR cases.
1002 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1003 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1004 ARM_DECLARE_FUNCTION_SIZE.
1005 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1006 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1007 (arm_encode_call_attribute, current_file_function_operand): Delete.
1008 (arm_function_in_section_p): New function.
1009 (arm_is_longcall_p): Rename to...
1010 (arm_is_long_call_p): ...this. Take the target function as a single
1011 argument and return a bool. Do not rely on call cookies. Check
1012 whether the target symbol is in the same section as the current
1013 function, not just the same compilation unit.
1014 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1015 (arm_encode_section_info): Don't encode a call type.
1016 * config/arm/arm.md (call, call_value): Update calls to
1017 arm_is_long(_)call_p. Simplify logic.
1018 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1019 Update calls to arm_is_long(_)call_p.
1021 2007-05-25 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/31982
1024 * tree-ssa-forwprop.c
1025 (forward_propagate_addr_into_variable_array_index): Handle arrays
1026 with element size one.
1028 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1030 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1031 (umulsi3_highpart): Likewise.
1033 2007-05-24 Ian Lance Taylor <iant@google.com>
1035 PR rtl-optimization/32069
1036 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1039 2007-05-24 Ollie Wild <aaw@google.com>
1041 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1044 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1046 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1047 (oprs_unchanged_p): Use it to check all registers in a REG.
1048 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1049 (reg_set_between_after_reload_p): Delete.
1050 (reg_used_between_after_reload_p): Likewise.
1051 (reg_set_or_used_since_bb_start): Likewise.
1052 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1053 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1054 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1055 * rtlanal.c (reg_set_p): Check whether REG overlaps
1056 regs_invalidated_by_call, rather than just checking the
1057 membership of REGNO (REG).
1059 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1061 * doc/passes.texi: Document predictive commoning.
1062 * doc/invoke.texi (-fpredictive-commoning): Document.
1063 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1064 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1065 adding indices to the generated name.
1066 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1067 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1068 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1069 (op_symbol_code): ... and exported.
1070 (dump_omp_clause, op_symbol): Use op_symbol_code
1071 instead of op_symbol_1.
1072 * tree-pass.h (pass_predcom): Declare.
1073 * timevar.def (TV_PREDCOM): New timevar.
1074 * tree-ssa-loop.c (run_tree_predictive_commoning,
1075 gate_tree_predictive_commoning, pass_predcom): New.
1076 * tree-data-ref.c (find_data_references_in_loop): Find the
1077 references in dominance order.
1078 (canonicalize_base_object_address): Ensure that the result has
1080 (dr_analyze_innermost): Export.
1081 (create_data_ref): Code to fail for references with invariant
1083 (find_data_references_in_stmt): ... here.
1084 * tree-data-ref.h (dr_analyze_innermost): Declare.
1085 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1086 (aff_combination_find_elt, name_expansion_hash,
1087 name_expansion_eq, tree_to_aff_combination_expand,
1088 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1090 * tree-affine.h (aff_combination_constant_multiple_p,
1091 tree_to_aff_combination_expand): Declare.
1092 * tree-predcom.c: New file.
1093 * common.opt (fpredictive-commoning): New option.
1094 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1095 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1096 * Makefile.in (tree-predcom.o): Add.
1097 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1098 * passes.c (init_optimization_passes): Add dceloop after
1099 copy propagation in loop optimizer. Add predictive commoning
1100 to loop optimizer passes.
1102 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1104 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1107 2007-05-24 Jan Hubicka <jh@suse.cz>
1109 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1111 (genheader): Include statistics.h.
1113 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1115 * print-rtl.c (flag_dump_unnumbered): Update comments.
1116 (print_rtl): Fix my previous change.
1117 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1120 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1123 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1125 (thread_through_all_blocks): Call initialize_original_copy_tables
1126 and free_original_copy_tables.
1127 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1129 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1130 * cfghooks.c (duplicate_block): Use get_loop_copy.
1131 * cfg.c: Include cfgloop.h.
1132 (loop_copy): New hash table.
1133 (initialize_original_copy_tables): Initialize loop_copy table.
1134 (free_original_copy_tables): Free loop_copy table.
1135 (copy_original_table_clear, copy_original_table_set,
1136 set_loop_copy, get_loop_copy): New functions.
1137 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1138 * cfgloop.h (struct loop): Remove copy field.
1139 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1140 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1142 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1144 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1145 -msse/-msse2/-msse3.
1147 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1149 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1150 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1152 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1155 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1156 * targhooks.h (default_mangle_decl_assembler_name): Declare
1158 * targhooks.c (default_mangle_decl_assembler_name): Define
1160 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1162 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1163 * langhooks.c (lhd_set_decl_assembler_name): Call
1164 targetm.mangle_decl_assembler_name for names with global scope.
1166 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
1168 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
1169 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
1171 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1172 New. Factored out of i386_pe_encode_section_info.
1173 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
1174 Move check for prior decoration of stdcall
1175 symbols to i386_pe_encode_section_info.
1176 (i386_pe_encode_section_info): Adjust call to
1177 gen_stdcall_or_fastcall_suffix. Use
1178 i386_pe_maybe_mangle_decl_assembler_name, if needed.
1179 (i386_pe_mangle_decl_assembler_name): New. Wrap
1180 i386_pe_maybe_mangle_decl_assembler_name.
1182 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1184 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
1185 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
1186 * langhooks.c (get_signed_or_unsigned_type): Don't check for
1187 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
1188 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
1191 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
1192 Nigel Stephens <nigel@mips.com>
1193 Richard Sandiford <richard@codesourcery.com>
1195 Fix up MIPS16 hard float and add support for complex.
1197 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
1198 (TARGET_SOFT_FLOAT_ABI): New.
1199 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
1200 __mips_soft_float to reflect the ABI in use, not whether the
1201 FPU is directly accessible (e.g., in MIPS16 mode).
1202 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
1203 (UNITS_PER_FPVALUE): Likewise.
1205 * config/mips/mips.c (mips_expand_call): Remove redundant
1206 TARGET_MIPS16 check.
1207 (mips_arg_regno): New.
1208 (function_arg_advance): When setting bits in cum->fp_code for
1209 MIPS16, don't subtract 1 from cum->arg_number, since it is now
1211 (function_arg): Use mips_arg_regno.
1212 (mips_return_mode_in_fpr_p): New.
1213 (mips16_call_stub_mode_suffix): New.
1214 (mips16_cfun_returns_in_fpr_p): New.
1215 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
1216 (mips_output_function_prologue): Test mips16_hard_float, not
1217 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
1218 (mips_expand_epilogue): Call MIPS16 helper routines to copy
1219 return value into a floating-point register.
1220 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
1221 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
1222 (mips16_fp_args): Handle MIPS32r2 ISA which supports
1223 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
1224 word of double arguments from or to the high bits of 64-bit
1225 floating point registers.
1226 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
1227 (mips16_fpret_double): New helper function.
1228 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
1229 support for complex modes. Fill in DECL_RESULT for stubdecl.
1230 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
1232 * config/mips/mips16.S
1233 (RET, ARG1, ARG2): New.
1234 (MERGE_GPRf, MERGE_GPRt): New.
1235 (DELAYt, DELAYf): New.
1236 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
1237 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
1238 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
1239 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
1240 (SFOP): Renamed to...
1241 (OPSF3): This, and macro-ified. Updated all uses.
1242 (SFOP2): Renamed to...
1243 (OPSF2): This, and macro-ified. Updated all uses.
1244 (SFCMP): Renamed to...
1245 (CMPSF): This, and macro-ified. Updated all uses.
1246 (SFREVCMP): Renamed to...
1247 (REVCMPSF): This, and macro-ified. Updated all uses.
1248 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
1249 (LDDBL1, LDDBL2, RETDBL): Deleted.
1250 (DFOP): Renamed to...
1251 (OPDF3): This, and macro-ified. Updated all uses.
1252 (DFOP2): Renamed to...
1253 (OPDF2): This, and macro-ified. Updated all uses.
1254 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1255 (DFCMP): Renamed to...
1256 (CMPDF): This, and macro-ified. Updated all uses.
1257 (DFREVCMP): Renamed to...
1258 (REVCMPDF): This, and macro-ified. Updated all uses.
1259 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1260 (RET_FUNCTION): New.
1261 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1262 (__mips16_ret_sc, __mips16_ret_dc): New.
1263 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1264 STUB_ARGS_6, STUB_ARGS_10): New.
1265 (CALL_STUB_NO_RET): New.
1266 (__mips16_call_stub_1): Macro-ified.
1267 (__mips16_call_stub_5): Macro-ified.
1268 (__mips16_call_stub_2): Macro-ified.
1269 (__mips16_call_stub_6): Macro-ified.
1270 (__mips16_call_stub_9): Macro-ified.
1271 (__mips16_call_stub_10): Macro-ified.
1272 (CALL_STUB_RET): New.
1273 (__mips16_call_stub_sf_0): Macro-ified.
1274 (__mips16_call_stub_sf_1): Macro-ified.
1275 (__mips16_call_stub_sf_5): Macro-ified.
1276 (__mips16_call_stub_sf_2): Macro-ified.
1277 (__mips16_call_stub_sf_6): Macro-ified.
1278 (__mips16_call_stub_sf_9): Macro-ified.
1279 (__mips16_call_stub_sf_10): Macro-ified.
1280 (__mips16_call_stub_df_0): Macro-ified.
1281 (__mips16_call_stub_df_1): Macro-ified.
1282 (__mips16_call_stub_df_5): Macro-ified.
1283 (__mips16_call_stub_df_2): Macro-ified.
1284 (__mips16_call_stub_df_6): Macro-ified.
1285 (__mips16_call_stub_df_9): Macro-ified.
1286 (__mips16_call_stub_df_10): Macro-ified.
1287 (__mips16_call_stub_sc_0): New.
1288 (__mips16_call_stub_sc_1): New.
1289 (__mips16_call_stub_sc_5): New.
1290 (__mips16_call_stub_sc_2): New.
1291 (__mips16_call_stub_sc_6): New.
1292 (__mips16_call_stub_sc_9): New.
1293 (__mips16_call_stub_sc_10): New.
1294 (__mips16_call_stub_dc_0): New.
1295 (__mips16_call_stub_dc_1): New.
1296 (__mips16_call_stub_dc_5): New.
1297 (__mips16_call_stub_dc_2): New.
1298 (__mips16_call_stub_dc_6): New.
1299 (__mips16_call_stub_dc_9): New.
1300 (__mips16_call_stub_dc_10): New.
1302 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1303 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1304 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1306 2007-05-23 Ian Lance Taylor <iant@google.com>
1308 * doc/invoke.texi (Invoking GCC): Document that the order of the
1311 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1314 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1315 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1316 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1320 * config/score/score.c (score_print_operand): Make sure that only
1321 lower bits are used.
1323 2007-05-22 Ian Lance Taylor <iant@google.com>
1325 * tree-vrp.c (avoid_overflow_infinity): New static function,
1326 broken out of set_value_range_to_value.
1327 (set_value_range_to_value): Call avoid_overflow_infinity.
1328 (extract_range_from_assert): Likewise.
1330 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1333 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1334 change the type before looking for a COMPOUND_EXPR.
1336 2007-05-22 Ian Lance Taylor <iant@google.com>
1338 * lower-subreg.c (decompose_multiword_subregs): If we change an
1339 insn, call remove_retval_note on it.
1341 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1343 * regs.h (end_hard_regno): New function.
1344 (END_HARD_REGNO, END_REGNO): New macros.
1345 (add_to_hard_reg_set): New function.
1346 (remove_from_hard_reg_set): Likewise.
1347 (in_hard_reg_set_p): Likewise.
1348 (overlaps_hard_reg_set_p): Likewise.
1349 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1350 (note_btr_set): Use END_HARD_REGNO.
1351 * caller-save.c (setup_save_areas): Use end_hard_regno.
1352 (mark_set_regs): Use END_HARD_REGNO.
1353 (add_stored_regs): Use end_hard_regno.
1354 (mark_referenced_regs): Use add_to_hard_reg_set.
1355 * combine.c (update_table_tick): Use END_REGNO.
1356 (record_value_for_reg): Likewise.
1357 (record_dead_and_set_regs): Likewise.
1358 (get_last_value_validate): Likewise.
1359 (use_crosses_set_p): Likewise.
1360 (reg_dead_at_p_1): Likewise.
1361 (reg_dead_at_p): Likewise.
1362 (mark_used_regs_combine): Use add_to_hard_reg_set.
1363 (move_deaths): Use END_HARD_REGNO.
1364 (reg_bitfield_target_p): Use end_hard_regno.
1365 (distribute_notes): Use END_HARD_REGNO.
1366 * cse.c (mention_regs): Use END_REGNO.
1367 (insert): Use add_to_hard_reg_set.
1368 (invalidate): Use END_HARD_REGNO.
1369 (invalidate_for_call): Likewise.
1370 (exp_equiv_p): Use END_REGNO.
1371 (cse_insn): Likewise.
1372 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1373 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1374 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1375 * function.c (keep_stack_depressed): Use end_hard_regno.
1376 * global.c (global_alloc): Use end_hard_regno.
1377 (global_conflicts): Use add_to_hard_reg_set instead of
1379 (find_reg): Likewise.
1380 (mark_reg_store): Likewise.
1381 (mark_reg_conflicts): Likewise.
1382 (mark_reg_death): Use remove_from_hard_reg_set.
1383 (mark_reg_live_nc): Delete.
1384 (set_preference): Use end_hard_regno.
1385 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1386 remove_from_hard_reg_set.
1387 (post_mark_life): Use add_to_hard_reg_set.
1388 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1389 (reg_becomes_live): Use add_to_hard_reg_set.
1390 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1391 (peep2_find_free_register): Use add_to_hard_reg_set.
1392 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1393 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1394 * regrename.c (note_sets): Use add_to_hard_reg_set.
1395 (clear_dead_regs): Use remove_from_hard_reg_set.
1396 (regrename_optimize): Use add_to_hard_reg_set.
1397 (find_oldest_value_reg): Use in_hard_reg_set_p.
1398 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1399 (hard_reg_set_here_p): Use end_hard_regno.
1400 (decompose): Likewise.
1401 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1402 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1403 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1404 (mark_home_live): Use end_hard_regno.
1405 (spill_hard_reg): Likewise.
1406 (clear_reload_reg_in_use): Likewise.
1407 * reorg.c (delete_prior_computation): Use END_REGNO.
1408 * resource.c (update_live_status): Use END_HARD_REGNO.
1409 (mark_referenced_resources): Use add_to_hard_reg_set.
1410 (mark_set_resources): Likewise.
1411 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1412 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1413 (reg_overlap_mentioned_p): Likewise.
1414 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1415 (covers_regno_no_parallel_p): Use END_REGNO.
1416 (find_regno_note): Likewise.
1417 (find_reg_fusage): Use END_HARD_REGNO.
1418 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1419 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1421 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1423 * mode-switching.c (reg_dies): Change type of second argument to
1425 (optimize_mode_switching): Update accordingly.
1427 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1429 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1431 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1432 (hard_reg_set_empty_p): ...these new functions.
1433 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1434 GO_IF_HARD_REG_SUBSET.
1435 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1436 instead of GO_IF_HARD_REG_EQUAL.
1437 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1438 instead of GO_IF_HARD_REG_EQUAL.
1439 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1440 GO_IF_HARD_REG_SUBSET.
1441 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1442 GO_IF_HARD_REG_EQUAL.
1443 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1444 of GO_IF_HARD_REG_SUBSET.
1445 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1446 instead of GO_IF_HARD_REG_EQUAL.
1447 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1448 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1449 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1450 of GO_IF_HARD_REG_SUBSET,
1451 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1452 GO_IF_HARD_REG_SUBSET.
1453 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1454 instead of GO_IF_HARD_REG_EQUAL.
1455 * config/sh/sh.c (push_regs, calc_live_regs): Use
1456 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1457 (hard_regs_intersect_p): Delete.
1459 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1461 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1463 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1464 Richard Henderson <rth@redhat.com>
1466 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1468 (x86_64-*-*): Likewise.
1470 * i386/i386-modes.def (V2QI): New.
1472 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1474 (override_options): Support SSE4.1.
1475 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1476 (IX86_BUILTIN_BLENDPS): Likewise.
1477 (IX86_BUILTIN_BLENDVPD): Likewise.
1478 (IX86_BUILTIN_BLENDVPS): Likewise.
1479 (IX86_BUILTIN_PBLENDVB128): Likewise.
1480 (IX86_BUILTIN_PBLENDW128): Likewise.
1481 (IX86_BUILTIN_DPPD): Likewise.
1482 (IX86_BUILTIN_DPPS): Likewise.
1483 (IX86_BUILTIN_INSERTPS128): Likewise.
1484 (IX86_BUILTIN_MOVNTDQA): Likewise.
1485 (IX86_BUILTIN_MPSADBW128): Likewise.
1486 (IX86_BUILTIN_PACKUSDW128): Likewise.
1487 (IX86_BUILTIN_PCMPEQQ): Likewise.
1488 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1489 (IX86_BUILTIN_PMAXSB128): Likewise.
1490 (IX86_BUILTIN_PMAXSD128): Likewise.
1491 (IX86_BUILTIN_PMAXUD128): Likewise.
1492 (IX86_BUILTIN_PMAXUW128): Likewise.
1493 (IX86_BUILTIN_PMINSB128): Likewise.
1494 (IX86_BUILTIN_PMINSD128): Likewise.
1495 (IX86_BUILTIN_PMINUD128): Likewise.
1496 (IX86_BUILTIN_PMINUW128): Likewise.
1497 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1498 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1499 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1500 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1501 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1502 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1503 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1504 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1505 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1506 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1507 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1508 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1509 (IX86_BUILTIN_PMULDQ128): Likewise.
1510 (IX86_BUILTIN_PMULLD128): Likewise.
1511 (IX86_BUILTIN_ROUNDPD): Likewise.
1512 (IX86_BUILTIN_ROUNDPS): Likewise.
1513 (IX86_BUILTIN_ROUNDSD): Likewise.
1514 (IX86_BUILTIN_ROUNDSS): Likewise.
1515 (IX86_BUILTIN_PTESTZ): Likewise.
1516 (IX86_BUILTIN_PTESTC): Likewise.
1517 (IX86_BUILTIN_PTESTNZC): Likewise.
1518 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1519 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1520 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1521 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1522 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1524 (bdesc_sse_3arg): Likewise.
1525 (bdesc_2arg): Likewise.
1526 (bdesc_1arg): Likewise.
1527 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1529 (ix86_expand_sse_4_operands_builtin): New.
1530 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1531 smaller than 8 bits as the 2nd arg.
1532 (ix86_expand_sse_ptest): New.
1533 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1534 (ix86_expand_vector_set): Support SSE4.1.
1535 (ix86_expand_vector_extract): Likewise.
1537 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1538 __SSE4_1__ for -msse4.1.
1540 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1541 (UNSPEC_INSERTPS): Likewise.
1542 (UNSPEC_DP): Likewise.
1543 (UNSPEC_MOVNTDQA): Likewise.
1544 (UNSPEC_MPSADBW): Likewise.
1545 (UNSPEC_PHMINPOSUW): Likewise.
1546 (UNSPEC_PTEST): Likewise.
1547 (UNSPEC_ROUNDP): Likewise.
1548 (UNSPEC_ROUNDS): Likewise.
1550 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1552 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1553 (const_pow2_1_to_32768_operand): Likewise.
1555 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1558 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1560 (sse4_1_insertps): Likewise.
1561 (*sse4_1_extractps): Likewise.
1562 (sse4_1_ptest): Likewise.
1563 (sse4_1_mulv2siv2di3): Likewise.
1564 (*sse4_1_mulv4si3): Likewise.
1565 (*sse4_1_smax<mode>3): Likewise.
1566 (*sse4_1_umax<mode>3): Likewise.
1567 (*sse4_1_smin<mode>3): Likewise.
1568 (*sse4_1_umin<mode>3): Likewise.
1569 (sse4_1_eqv2di3): Likewise.
1570 (*sse4_1_pinsrb): Likewise.
1571 (*sse4_1_pinsrd): Likewise.
1572 (*sse4_1_pinsrq): Likewise.
1573 (*sse4_1_pextrb): Likewise.
1574 (*sse4_1_pextrb_memory): Likewise.
1575 (*sse4_1_pextrw_memory): Likewise.
1576 (*sse4_1_pextrq): Likewise.
1577 (sse4_1_blendpd): Likewise.
1578 (sse4_1_blendps): Likewise.
1579 (sse4_1_blendvpd): Likewise.
1580 (sse4_1_blendvps): Likewise.
1581 (sse4_1_dppd): Likewise.
1582 (sse4_1_dpps): Likewise.
1583 (sse4_1_movntdqa): Likewise.
1584 (sse4_1_mpsadbw): Likewise.
1585 (sse4_1_packusdw): Likewise.
1586 (sse4_1_pblendvb): Likewise.
1587 (sse4_1_pblendw): Likewise.
1588 (sse4_1_phminposuw): Likewise.
1589 (sse4_1_extendv8qiv8hi2): Likewise.
1590 (*sse4_1_extendv8qiv8hi2): Likewise.
1591 (sse4_1_extendv4qiv4si2): Likewise.
1592 (*sse4_1_extendv4qiv4si2): Likewise.
1593 (sse4_1_extendv2qiv2di2): Likewise.
1594 (*sse4_1_extendv2qiv2di2): Likewise.
1595 (sse4_1_extendv4hiv4si2): Likewise.
1596 (*sse4_1_extendv4hiv4si2): Likewise.
1597 (sse4_1_extendv2hiv2di2): Likewise.
1598 (*sse4_1_extendv2hiv2di2): Likewise.
1599 (sse4_1_extendv2siv2di2): Likewise.
1600 (*sse4_1_extendv2siv2di2): Likewise.
1601 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1602 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1603 (sse4_1_zero_extendv4qiv4si2): Likewise.
1604 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1605 (sse4_1_zero_extendv2qiv2di2): Likewise.
1606 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1607 (sse4_1_zero_extendv4hiv4si2): Likewise.
1608 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1609 (sse4_1_zero_extendv2hiv2di2): Likewise.
1610 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1611 (sse4_1_zero_extendv2siv2di2): Likewise.
1612 (*sse4_1_zero_extendv2siv2di2): Likewise.
1613 (sse4_1_roundpd): Likewise.
1614 (sse4_1_roundps): Likewise.
1615 (sse4_1_roundsd): Likewise.
1616 (sse4_1_roundss): Likewise.
1617 (mulv4si3): Don't expand for SSE4.1.
1618 (smax<mode>3): Likewise.
1619 (umaxv4si3): Likewise.
1620 (uminv16qi3): Likewise.
1621 (umin<mode>3): Likewise.
1622 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1624 * doc/extend.texi: Document SSE4.1 built-in functions.
1626 * doc/invoke.texi: Document -msse4.1.
1628 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1630 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1631 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1632 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1633 (ASM_SPEC): Add asm_pcrel_spec.
1634 (EXTRA_SPECS): Add asm_pcrel_spec.
1636 2007-05-21 David Daney <ddaney@avtrex.com>
1638 * doc/install.texi (Building a cross compiler): Add requirements
1639 for Java cross compiler.
1641 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1644 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1645 Add loopno argument. Use evolution_function_is_invariant_rec_p
1646 instead of evolution_function_is_constant_p.
1647 Update calls to evolution_function_is_affine_multivariate_p.
1648 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1649 Add loopno argument.
1650 * tree-scalar-evolution.c (gather_chrec_stats): Call
1651 evolution_function_is_affine_multivariate_p with a loop
1653 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1654 (analyze_overlapping_iterations): Likewise.
1655 (access_functions_are_affine_or_constant_p): Likewise.
1656 (build_classic_dist_vector_1): If the access functions
1657 are equal, don't do anything.
1659 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1660 Paolo Carlini <pcarlini@suse.de>
1661 Uros Bizjak <ubizjak@gmail.com>
1663 * c-cppbuiltin.c (c_cpp_builtins): Define
1664 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1665 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1666 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1667 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1669 2007-05-21 Mike Stump <mrs@apple.com>
1671 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1673 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1675 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1677 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1678 implementation if __OPTIMIZE__ is not defined.
1679 (_mm_alignr_pi8): Ditto.
1680 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1681 (_mm_inserti_si64): Ditto.
1682 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1683 (_mm_slli_epi16): Ditto.
1684 (_mm_slli_epi32): Ditto.
1685 (_mm_slli_epi64): Ditto.
1686 (_mm_srai_epi16): Ditto.
1687 (_mm_srai_epi32): Ditto.
1688 (_mm_srli_si128): Ditto.
1689 (_mm_slli_si128): Ditto.
1690 (_mm_srli_epi16): Ditto.
1691 (_mm_srli_epi32): Ditto.
1692 (_mm_srli_epi64): Ditto.
1693 (_mm_extract_epi16): Ditto.
1694 (_mm_insert_epi16): Ditto.
1695 (_mm_shufflehi_epi16): Ditto.
1696 (_mm_shufflelo_epi16): Ditto.
1697 (_mm_shuffle_epi32): Ditto.
1698 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1700 (_mm_insert_pi16): Ditto.
1702 (_mm_shuffle_pi16): Ditto.
1704 (_mm_shufle_ps): Ditto.
1705 (_mm_prefetch): Ditto.
1707 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1709 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1710 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1711 * real.c (encode_i370_single, decode_i370_single,
1712 encode_i370_double, decode_i370_double): Functions removed.
1713 (i370_single_format, i370_double_format): Initializations removed.
1714 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1715 Consider the log2_b field to always be one.
1716 (ieee_single_format, mips_single_format, coldfire_single_format,
1717 ieee_double_format, mips_double_format, coldfire_double_format,
1718 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1719 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1720 ibm_extended_format, mips_extended_format, ieee_quad_format,
1721 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1722 decimal_single_format, decimal_double_format, decimal_quad_format,
1723 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1724 initialization of log2_b.
1725 * real.h (i370_single_format, i370_double_format): Declarations removed.
1726 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1727 field to always be one.
1729 2007-05-21 Andreas Schwab <schwab@suse.de>
1731 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1732 NOTE_INSN_BASIC_BLOCK_P.
1733 (process_for_unwind_directive): Likewise.
1735 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1737 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1738 * function.h (struct function): Move va_list_gpr_size,
1739 va_list_fpr_size, function_frequency to front of bitfields. Add
1741 (current_function_calls_unwind_init): New.
1742 * except.c (expand_builtin_unwind_init): Set
1743 current_function_calls_unwind_init not
1744 current_function_has_nonlocal_label.
1745 * reload1.c (has_nonexceptional_receiver): New.
1746 (reload): Use it and current_function_calls_unwind_init to
1747 determine whether call-saved regs must be saved.
1749 2007-05-20 Jan Hubicka <jh@suse.cz>
1751 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1752 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1753 * ddg.c (create_ddg): LIkewise.
1754 * final.c (final): Remove hunk moving line numbernotes around since
1755 they are no longer present at this stage.
1756 (final_scan_insn): Use NOTE_KIND instead of
1757 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1758 (output_asm_label): Likewise.
1759 * reorg.c (dbr_schedule): Likewise.
1760 * haifa-sched.c (unlink_other_notes): Likewise.
1761 * mode-switching.c (optimize_mode_switching): Likewise.
1762 * graph.c (start_bb): Likewise.
1763 * rtl.def (NOTE): Update description.
1764 * jump.c (squeeze_notes): Delete.
1765 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1766 NOTE_INSN_BASIC_BLOCK_P when possible.
1767 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1768 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1769 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1770 (dwarf2out_var_location): Likewise.
1771 * cfgbuild.c (make_edges): Likewise.
1772 (find_basic_blocks_1): Likewise.
1773 * function.c (reorder_blocks_1): Likewise.
1774 (epilogue_done): Likewise.
1775 (reposition_prologue_and_epilogue_notes): Likewise.
1776 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1778 (print_rtl): Likewise.
1779 (print_rtl_single): Likewise.
1780 * gcse.c (insert_insn_start_bb): Likewise.
1781 * alias.c (init_alias_analysis): Likewise.
1782 * calls.c (fixup_tail_calls): Likewise.
1783 * except.c (sjlj_emit_function_enter): Likewise.
1784 * emit-rtl.c (add_insn_after): Likeiwse.
1785 (emit_label_before): Likewise.
1786 (emit_label_after): Likewise.
1787 (emit_note_before, emit_note_after, emit_note): Update
1788 parameter to be enum insn_note; do not deal with source
1790 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1791 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1793 (merge_blocks_move_successor_nojumps): Simplify now when
1794 we don't have BLOCK notes.
1795 (try_optimize_cfg): Likewise.
1796 * cfglayout.c (skip_insns_after_block): Likewise.
1797 (record_effective_endpoints): Likewise.
1798 (duplicate_insn_chain): Likewise.
1799 * varasm.c (output_constant_pool_1): Likewise.
1800 * sched-deps.c (sched_analyze): Likewise.
1801 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1803 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1804 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1805 (SET_INSN_DELETED): Simplify.
1806 (NOTE_LINE_NUMBER): Exterminate.
1807 (NOTE_LINE_KIND): New.
1808 (NOTE_INSN_BASIC_BLOCK_P): Update.
1809 (enum insn_note): Simplify.
1810 (GET_NOTE_INSN_NAME) Simplify.
1811 (emit_note_before, emit_note_after, emit_note): Update prototype.
1812 (squeeze_notes): Remove.
1813 * sched-int.h (NOTE_NOT_BB_P): Update.
1814 * resource.c (mark_target_live_regs): Update.
1815 * sched-rgn.c (debug_dependencies): Update.
1816 * sched-vis.c (print_insn): Update.
1817 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1818 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1819 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1820 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1821 (split_branches): Update.
1822 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1824 (sh_adjust_unroll_max): Exterminate.
1825 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1826 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1827 (m68hc11_reorg): Likewise.
1828 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1829 (emit_predicate_relation_info): Update.
1830 (process_for_unwind_directive): Update.
1831 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1832 (output_call): Update.
1833 * config/pa/pa.c (output_lbranch): Update.
1834 (output_millicode_call): Update.
1835 (output_call): Update.
1836 (pa_combine_instructions): Update.
1837 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1838 * config/bfin/bfin.c (gen_one_bundle): Update.
1839 * cfgrtl.c (can_delete_note_p): Update.
1840 (delete_insn): Update.
1841 (rtl_merge_blocks): Update.
1842 (commit_one_edge_insertion): Update.
1843 (rtl_verify_flow_info): Update.
1844 * stmt.c (expand_case): Do not call squeeze_notes.
1846 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1853 * c.opt (Wtype-limits): New.
1854 * doc/invoke.texi (Wtype-limits): Document it.
1855 (Wextra): Enabled by -Wextra.
1856 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1857 * c-common.c (shorten_compare): Warn with Wtype-limits.
1859 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1861 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1862 inlined function, not as a macro.
1863 (_mm_alignr_pi8): Ditto.
1864 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1865 (_mm_inserti_si64): Ditto.
1866 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1867 (_mm_extract_epi16): Ditto.
1868 (_mm_insert_epi16): Ditto.
1869 (_mm_shufflehi_epi16): Ditto.
1870 (_mm_shufflelo_epi16): Ditto.
1871 (_mm_shuffle_epi32): Ditto.
1872 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1873 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1875 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1877 (_m_to_float): Use C89 compatible assignment.
1879 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1882 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1884 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1887 * doc/invoke.texi (Wreturn-type): Complete description.
1888 (Wextra): Delete item about return-type warning.
1889 * c-decl.c: Delete redundant Wextra warning.
1891 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1894 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1895 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1896 inlined function, not as a macro.
1897 (_mm_prefetch): Ditto.
1899 (_mm_insert_pi16): Ditto.
1901 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1902 (_m_pshufw): Ditto. Add const to __N argument.
1903 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1904 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1905 (_mm_slli_epi32): Ditto.
1906 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1907 Add __inline to function declaration.
1908 (_mm_slli_si128): Ditto.
1910 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1912 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1913 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1915 (struct fenv): New structure.
1916 (FP_HANDLE_EXCEPTIONS): New define.
1917 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1918 (_FP_DECL_EXP): New define.
1919 (FP_INIT_ROUNDMODE): New define.
1920 (FP_ROUNDMODE): New define.
1922 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1924 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1925 (Wconversion): Update description.
1926 (Wconversion-sign): New.
1927 * c.opt (Wconversion-sign): New.
1928 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1929 means disabled for C++. Otherwise, take the status of Wconversion.
1930 * c-common.c (conversion_warning): Warn with either Wconversion or
1932 (warnings_for_convert_and_check): Conditions are already checked by
1934 (convert_and_check): Don't check warnings if the conversion failed.
1936 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1937 Anatoly Sokolov <aesok@dol.ru>
1939 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1940 avr_epilogue_uses) : Add declaration.
1941 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1942 * config/avr/constraints.md (R): New constraint.
1943 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1944 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1945 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1946 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1947 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1948 call_prologue_saves, epilogue_restores, return_from_epilogue,
1949 return_from_main_epilogue, return_from_interrupt_epilogue,
1950 return_from_naked_epilogue, prologue, epilogue): New patterns.
1951 (jump): Handle symbol reference.
1952 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1953 avr_output_function_prologue, avr_output_function_epilogue): Remove
1955 (avr_init_machine_status, expand_prologue, expand_epilogue,
1956 avr_asm_function_end_prologue, avr_epilogue_uses,
1957 avr_asm_function_begin_epilogue): New functions.
1958 (prologue_size, epilogue_size, jump_tables_size): Remove global
1960 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1961 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1962 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1963 (avr_override_options): Initialise init_machine_status.
1964 (output_movhi): Handle all stack pointer loads.
1965 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1966 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1967 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1968 (EPILOGUE_USES) Redefine.
1969 (machine_function) Declare.
1971 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1973 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1974 Use a single return statement.
1976 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1979 * builtins.c (do_mpfr_lgamma_r): New.
1980 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1981 * tree.h (CASE_FLT_FN_REENT): New.
1983 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1985 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1986 (output_die): Use 'unsigned long' with %x.
1987 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1988 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1989 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1991 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1993 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1998 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1999 true if function has no argument.
2001 2007-05-18 DJ Delorie <dj@redhat.com>
2003 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2004 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2006 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2008 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2009 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2010 count_trailing_zeros.
2011 (__i386__): Implement count_leading_zeros using __builtin_clz().
2012 Implement count_trailing_zeros usign __builtin_ctz().
2014 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2016 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2018 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2021 * expr.c (emit_move_change_mode): Change mode of push operands here.
2023 2007-05-17 Ian Lance Taylor <iant@google.com>
2025 PR tree-optimization/31953
2026 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2028 (set_value_range_to_null): Call set_value_range_to_value.
2029 (extract_range_from_comparison): Likewise.
2031 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2033 * toplev.c (print_version): Output GMP/MPFR version info.
2035 * builtins.c (CASE_MATHFN_REENT): New macro.
2036 (mathfn_built_in): Use it.
2037 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2038 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2039 BUILT_IN_LGAMMAL_R): New.
2040 * doc/extend.texi: Document new builtins.
2043 * builtins.c (do_mpfr_remquo): New.
2044 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2045 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2048 * builtins.c (fold_builtin_1): Handle y0, y1.
2049 (fold_builtin_2): Handle yn.
2052 * builtins.c (do_mpfr_bessel_n): New.
2053 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2054 (fold_builtin_2): Handle BUILT_IN_JN.
2056 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2059 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2060 TYPE_PRECISION (intmax_type_node).
2062 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2065 * reload.c (subst_reloads): Remove checking.
2067 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2069 PR rtl-optimization/31691
2070 * combine.c (simplify_set): Build a new src pattern instead of
2071 substituting its operands in the COMPARE case.
2073 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2075 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2076 (execute_vrp): Preserve loops through jump threading.
2077 * tree-ssa-threadupdate.c (thread_single_edge,
2078 dbds_continue_enumeration_p, determine_bb_domination_status,
2079 thread_through_loop_header): New functions.
2080 (create_edge_and_update_destination_phis,
2081 create_edge_and_update_destination_phis): Set loops for the new blocks.
2082 (prune_undesirable_thread_requests): Removed.
2083 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2085 (thread_block): Do not call prune_undesirable_thread_requests.
2087 (mark_threaded_blocks): Select edges to thread here.
2088 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2089 Thread edges through loop headers independently.
2090 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2091 * tree-pass.h (TODO_mark_first_instance): New.
2092 (first_pass_instance): Declare.
2093 * cfghooks.c (duplicate_block): Put the block to the original loop
2094 if copy is not specified.
2095 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2096 jump threading. Pass may_peel_loop_headers to
2097 thread_through_all_blocks according to first_pass_instance.
2098 * cfgloop.h (create_preheader): Declare.
2099 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2100 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2101 * passes.c (first_pass_instance): New variable.
2102 (next_pass_1): Set TODO_mark_first_instance.
2103 (execute_todo): Set first_pass_instance.
2105 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2107 PR tree-optimization/24659
2108 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2109 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2110 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2111 OTI_vec_pack_ufix_trunc.
2112 (vec_unpacks_float_hi_optab): Define new macro.
2113 (vec_unpacks_float_lo_optab): Ditto.
2114 (vec_unpacku_float_hi_optab): Ditto.
2115 (vec_unpacku_float_lo_optab): Ditto.
2116 (vec_pack_sfix_trunc_optab): Ditto.
2117 (vec_pack_ufix_trunc_optab): Ditto.
2118 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2119 and vec_pack_[s|u]fix_trunc_optab using
2120 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2121 * tree-vectorizer.c (supportable_widening_operation): Handle
2122 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2123 (supportable_narrowing_operation): New function.
2124 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2125 * tree-vect-transform.c (vectorizable_conversion): Handle
2126 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2127 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2128 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2129 to check for target support.
2130 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2131 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2132 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2133 for VEC_PACK_FIX_TRUNC_EXPR.
2134 (expand_binop): Special case mode of the result for
2135 vec_pack_[u|s]fix_trunc_optab.
2136 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2137 vec_pack_[u|s]fix_trunc_optab.
2139 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2140 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2141 * tree-pretty-print.c (dump_generic_node): Handle
2142 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2143 VEC_PACK_FIX_TRUNC_EXPR.
2145 * expr.c (expand_expr_real_1): Ditto.
2146 * tree-inline.c (estimate_num_insns_1): Ditto.
2147 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2149 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2150 (vec_unpacks_float_lo_v8hi): Ditto.
2151 (vec_unpacku_float_hi_v8hi): Ditto.
2152 (vec_unpacku_float_lo_v8hi): Ditto.
2153 (vec_unpacks_float_hi_v4si): Ditto.
2154 (vec_unpacks_float_lo_v4si): Ditto.
2155 (vec_pack_sfix_trunc_v2df): Ditto.
2157 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2159 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2160 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2161 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2162 [vec_pack_ufix_trunc]: Ditto.
2163 [vec_unpacks_float_hi]: Ditto.
2164 [vec_unpacks_float_lo]: Ditto.
2165 [vec_unpacku_float_hi]: Ditto.
2166 [vec_unpacku_float_lo]: Ditto.
2168 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
2170 * soft-fp/README: Update for new files.
2171 * soft-fp/floattisf.c: New file.
2172 * soft-fp/floattidf.c: New file.
2173 * soft-fp/floattitf.c: New file.
2174 * soft-fp/floatuntisf.c: New file.
2175 * soft-fp/floatuntidf.c: New file.
2176 * soft-fp/floatuntitf.c: New file.
2177 * soft-fp/fixsfti.c: New file.
2178 * soft-fp/fixdfti.c: New file.
2179 * soft-fp/fixtfti.c: New file.
2180 * soft-fp/fixunssfti.c: New file.
2181 * soft-fp/fixunsdfti.c: New file.
2182 * soft-fp/fixunstfti.c: New file.
2183 * soft-fp/extendxftf.c: New file.
2184 * soft-fp/trunctfxf.c: New file.
2186 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
2187 (__trunctfxf2): Ditto.
2189 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
2190 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
2191 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
2192 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
2193 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
2194 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
2196 * config/i386/t-fprules-softfp64: New file.
2197 * config/i386/sfp-machine.h: New file.
2198 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
2199 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
2200 and soft-fp/t-softfp to tmake_file.
2201 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
2202 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
2204 * config/i386/t-linux64 (softfp_wrap_start): New.
2205 (softfp_wrap_end): New.
2206 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
2207 supported for TARGET_64BIT.
2209 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2211 * c-common.c (c_common_signed_or_unsigned_type): Emulate
2212 c_common_unsigned_type behavior.
2214 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
2216 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
2219 2007-05-16 Eric Christopher <echristo@apple.com>
2221 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
2222 saving after stack push. Set sp_offset whenever we push.
2223 (rs6000_emit_epilogue): Move altivec register restore before
2226 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2228 * configure.ac: Allow sysroots to be relocated under $prefix as
2229 well as $exec_prefix.
2230 * configure: Regenerate.
2232 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2236 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2238 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2239 (gcc_tooldir): Likewise.
2240 * configure: Regenerate.
2241 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2242 old configure.ac gcc_tooldir setting.
2243 (prefix_to_exec_prefix): New variable.
2244 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2245 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2247 2007-05-14 Janis Johnson <janis187@us.ibm.com>
2249 * c-typeck.c (build_binary_op): Return early for error.
2251 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
2253 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
2254 struct nb_iter_bound.
2255 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2256 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2257 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2258 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2259 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2260 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2261 (del_scev_info): Use ggc_free.
2262 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2263 * loop-init.c: Include ggc.h.
2264 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2265 (loop_optimizer_finalize): Use ggc_free.
2266 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2267 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2268 pass_iv_optimize): Add TODO_ggc_collect.
2269 * function.h (struct function): Remove skip marker from x_current_loops.
2270 * cfgloop.c: Include ggc.h.
2271 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2273 (establish_preds): Vector superloops is gc allocated.
2274 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2276 (flow_loops_find): Vector larray is gc allocated.
2277 (loop_exit_free): Use ggc_free.
2278 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2279 that head of exits list is now not a part of struct loop.
2280 (record_loop_exits): Allocate exits table in gc memory.
2281 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2282 head of exits list is now not a part of struct loop.
2283 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2284 struct loop_exit): Add GTY marker.
2285 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2286 Add skip marker to aux field. Make head of exits list a separate
2288 (struct loops): Add GTY marker. Make larray vector gc allocated.
2289 Add param marker to exits table.
2290 (get_loops): Type changed.
2291 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2293 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2294 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2295 * basic-block.h (struct basic_block_def): Remove skip marker from
2298 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2300 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2301 of 0 in the call to expand_expr().
2302 (expand_builtin_mathfn_3): Ditto.
2303 (expand_builtin_interclass_mathfn): Ditto.
2304 (expand_builtin_cexpi): Ditto.
2305 (expand_builtin_int_roundingfn): Ditto.
2306 (expand_builtin_int_roundingfn_2): Ditto.
2307 (expand_builtin_pow): Ditto.
2308 (expand_builtin_powi): Ditto.
2309 (expand_builtin_bswap): Ditto.
2310 (expand_builtin_unop): Ditto.
2311 (expand_builtin_fabs): Ditto.
2312 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2313 the call to expand_expr().
2314 (expand_builtin_sync_operation): Ditto.
2315 (expand_builtin_compare_and_swap): Ditto.
2316 (expand_builtin_lock_test_and_set): Ditto.
2317 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2318 instead of 0 in the call to expand_expr().
2319 (expand_builtin_extract_return_addr): Ditto.
2320 (expand_builtin_eh_return): Ditto.
2321 (expand_eh_return): Ditto.
2322 * explow.c (expr_size): Ditto.
2323 * expr.c (optimize_bitfield_assignment_op): Ditto.
2324 (expand_assignement): Ditto.
2325 (store_expr): Ditto.
2326 (store_field): Ditto.
2327 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2328 the call to expand_expr().
2329 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2330 in the call to expand_expr().
2331 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2332 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2333 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2335 * optabs.c (expand_vec_shift_expr): Ditto.
2336 (expand_vec_cond_expr): Ditto.
2337 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2338 call to expand_expr().
2339 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2340 in the call to expand_expr().
2342 2007-05-14 Dave Korn <dave.korn@artimi.com>
2344 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2346 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2348 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2349 instead of c_common_unsigned_type.
2350 (c_common_unsigned_type): Remove.
2351 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2352 c_common_unsigned_type.
2353 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2354 c_common_unsigned_type.
2355 * c-common.h (c_common_unsigned_type): Remove.
2356 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2357 c_common_unsigned_type.
2358 * c-format.c (check_format_types): Use unsigned_type_for instead of
2359 c_common_unsigned_type.
2360 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2361 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2362 c_common_unsigned_type.
2363 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2364 lang_hooks.types.unsigned_type.
2365 * expmed.c (make_tree): Use unsigned_type_for instead of
2366 lang_hooks.types.unsigned_type.
2367 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2368 lang_hooks.types.unsigned_type.
2369 (build_range_check): Likewise.
2370 (fold_unary): Likewise.
2371 (fold_binary): Likewise.
2372 (fold_ternary): Likewise.
2373 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2374 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2375 * tree.c (get_unsigned_type): New.
2376 (unsigned_type_for): Use get_unsigned_type instead of
2377 lang_hooks.types.unsigned_type.
2379 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2381 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2382 to m68k_get_function_kind. Update its prototype.
2383 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2385 (m68k_interrupt_function_p): Return enum m68k_function_type
2386 instead of bool. Rename to m68k_get_function_kind.
2387 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2389 (m68k_compute_frame_layout): Don't mark any register for save
2390 if an interrupt_thread attribute is specified.
2391 (m68k_hard_regno_rename_ok): Update a use of
2392 m68k_interrupt_function_p.
2393 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2394 m68k_interrupt_function_p.
2395 (m68k_function_type): New.
2396 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2397 for a function with an interrupt_thread attribute.
2398 * doc/extend.texi: Document the interrupt_thread attribute.
2400 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2402 Fix PR tree-optimization/31911
2403 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2404 if they didn't change the expression.
2406 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2408 * tree-scalar-evolution.c (resolve_mixers): Exported.
2409 * tree-scalar-evolution.h (resolve_mixers): Declare.
2410 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2411 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2412 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2413 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2414 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2415 strip_conversion, analyze_offset_expr, address_analysis,
2416 object_analysis, analyze_offset): Removed.
2417 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2418 split_constant_offset, canonicalize_base_object_address,
2419 object_address_invariant_in_loop_p, disjoint_objects_p,
2420 dr_may_alias_p, dr_address_invariant_p): New functions.
2421 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2422 and dr_analyze_alias.
2423 (initialize_data_dependence_relation): Use dr_may_alias_p
2424 and object_address_invariant_in_loop_p.
2425 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2427 (find_data_references_in_stmt): Restrict the analysis of data references
2428 to the given loop nest.
2429 (find_data_references_in_loop): Made static. Pass loop nest to
2430 find_data_references_in_stmt.
2431 (compute_data_dependences_for_loop): Use DR_VOPS.
2432 (free_data_ref): Free DR_VOPS.
2433 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2434 (struct innermost_loop_behavior): ... new.
2435 (struct base_object_info): Replaced by ...
2436 (struct indices): ... new.
2437 (struct dr_alias): New.
2438 (enum data_ref_type): Removed.
2439 (struct data_reference): Consist of struct innermost_loop_behavior,
2440 struct indices and struct dr_alias.
2441 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2442 (DR_MEMTAG): Renamed to ...
2443 (DR_SYMBOL_TAG): ... this.
2444 (find_data_references_in_loop): Declaration removed.
2445 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2446 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2447 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2448 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2450 2007-05-13 Revital Eres <eres@il.ibm.com>
2452 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2453 which walks virtual def-use chains to find redundant stores.
2454 (dse_optimize_stmt): Call it.
2456 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2458 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2459 * passes.c (init_optimization_passes): Move pass_jump_bypass
2462 * basic-block.h (bb_has_eh_pred): Fix style issue.
2464 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2466 PR rtl-optimization/31848
2467 * loop-invariant.c (move_invariant_reg): If we move an insn
2468 with a REG_EQUAL note, and that insn is not always executed,
2469 remove the REG_EQUAL note.
2471 2007-05-12 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/31797
2474 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2475 propagate into a stmt that has volatile ops.
2477 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2479 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2480 (gcc_tooldir): Likewise.
2481 * configure: Regenerate.
2482 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2483 old configure.ac gcc_tooldir setting.
2484 (prefix_to_exec_prefix): New variable.
2485 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2486 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2488 2007-05-11 Silvius Rus <rus@google.com>
2490 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2491 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2492 * c-common.h (strict_aliasing_warning): Change return type.
2493 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2494 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2495 (build_c_cast): Condition call to strict_aliasing_warning.
2496 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2497 * flags.h (set_Wstrict_aliasing): Declare.
2498 * opts.c (set_Wstrict_alising): Define, add call to.
2499 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2500 * tree-ssa-alias-warnings.c: New file.
2501 * tree-ssa-alias.c (compute_may_aliases): Add call to
2502 strict_aliasing_warning_backend.
2504 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2506 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2507 Use loop_depth and loop_outer accessor functions.
2508 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2509 determine_invariantness_stmt, move_computations_stmt): Ditto.
2510 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2511 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2512 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2513 * tree-scalar-evolution.c (interpret_loop_phi,
2514 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2515 instantiate_parameters_1, scev_const_prop): Ditto.
2516 * cfghooks.c (make_forwarder_block): Ditto.
2517 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2518 * modulo-sched.c (loop_canon_p): Ditto.
2519 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2520 slpeel_can_duplicate_loop_p): Ditto.
2521 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2522 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2523 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2524 cancel_loop, verify_loop_structure): Ditto.
2525 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2526 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2527 superloops vector instead of "pred" array.
2528 (establish_preds): Take father loop as an argument. Initialize the
2530 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2531 initialize loop->outer.
2532 (flow_loop_tree_node_remove): Truncate the superloops vector.
2533 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2534 "pred" merged to "superloops" vector.
2535 (loop_depth, loop_outer): New.
2536 (fel_init): Use loop_outer.
2538 2007-05-11 Jan Hubicka <jh@suse.cz>
2540 * cgraphunit.c: Include gt-cgraphunit.h
2541 (static_ctors, static_dtors): New static vars.
2542 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2543 based on implementation in c-common.c
2544 (cgraph_finalize_function): Call record_cdtor_fn.
2545 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2546 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2547 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2548 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2549 build_cdtor, c_build_cdtor_fns): Remove.
2550 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2551 c_build_cdtor_fns): Remove prototype.
2553 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2556 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2557 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2558 * builtins.c (fold_builtin_memchr): New.
2559 (expand_builtin_memchr): Call the latter.
2560 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2561 * doc/extend.texi ([Other built-in functions provided by GCC]):
2564 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2566 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2567 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2568 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2569 PFPO_OP1_TYPE_SHIFT): Constants added.
2570 (DFP_ALL): Mode macro defined.
2571 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2572 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2573 Insn definitions added.
2574 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2575 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2578 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2580 PR tree-optimization/31885
2581 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2583 (automatically_generated_chrec_p): Return false for NULL.
2585 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2587 * config/bfin/bfin.h (MOVE_RATIO): Define.
2589 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2591 * config.gcc (sparc-wrs-vxworks): New target.
2592 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2593 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2594 * config/sparc/sparc.h: Include vxworks-dummy.h.
2595 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2596 include LABEL_REFs too.
2597 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2598 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2600 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2602 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2603 (sparc_emit_call_insn): New function.
2604 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2605 functions when generating VxWorks PIC.
2606 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2607 (call, call_value): Use sparc_emit_call_insn instead of
2610 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2612 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2614 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2616 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2617 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2618 instead of operand_subword.
2620 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2622 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2623 * config/bfin/bfin.c (bfin_local_alignment): New function.
2624 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2626 2007-05-08 Chao-ying Fu <fu@mips.com>
2628 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2629 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2630 (smsub_widen_optab, umsub_widen_optab): Define.
2631 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2633 * genopinit.c (optabs): Fill in smsub_widen_optab and
2635 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2636 and umsub_widen_optab to implement multiply-subtract sequences.
2637 * config/mips/mips.md (*msac<u>_di): Rename to...
2638 (<u>msubsidi4): ...this. Extend condition to include
2639 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2640 of operand 0 to "ka" and use the three-operand form of msub<u>
2642 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2645 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2647 PR rtl-optimization/28011
2648 * reload.c (push_reload): Set dont_share if IN appears in OUT
2649 also when IN is a PLUS rtx.
2650 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2653 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2655 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2656 call unshare_all_decls.
2657 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2658 (unshare_all_decls): Remove.
2660 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2663 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2666 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2667 Nigel Stephens <nigel@mips.com>
2669 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2670 Update comments and all uses.
2671 (MIN_FPRS_PER_FMT): Define.
2672 * config/mips/mips.c (function_arg): Fix to correctly handle
2673 the -mips32r2 -mfp64 -mabi=32 case.
2674 (override_options): Enable use of odd-numbered registers for
2675 SFmode values on MIPS32.
2676 (mips_save_reg_p): Save whole floating-point register pair if
2677 either half is used.
2678 (compute_frame_size): Fix comment.
2680 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2682 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2683 argument of type bool.
2684 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2685 argument. Safely select temporary P register according to it.
2686 (do_link): Change call site of add_to_reg accordingly.
2687 (do_unlink): Add epilogue_p as a fourth argument and pass it
2689 (expand_interrupt_handler_epilogue): Change call of do_unlink
2691 (bfin_expand_prologue): Add a third argument sibcall_p.
2692 * config/bfin/bfin.md (epilogue): Change call of
2693 bfin_expand_epilogue accordingly.
2694 (sibcall_epilogue): Likewise.
2695 (eh_return_internal): Likewise.
2697 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2698 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2699 * config/bfin/bfin.c (bfin_handle_option): Handle
2700 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2701 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2702 Support bf534, bf536 and bf561.
2703 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2705 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2708 * config/i386/i386.c (ix86_function_regparm): Process local
2709 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2711 2007-05-07 Mike Stump <mrs@apple.com>
2713 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2714 also checks for and while statements in C++.
2716 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2718 * gcc.c (at_file_supplied): New variable.
2719 (main): Set it if we expanded argv.
2720 (do_spec_1): Pass an @-file to the linker if we were called with
2721 an @-file argument and HAVE_GNU_LD.
2722 * collect2.c (at_file_supplied): New variable.
2723 (response_file): New variable.
2724 (collect_exit): Unlink response_file if necessary.
2725 (handler): Likewise.
2726 (do_wait): Likewise.
2727 (main): Set at_file_supplied if we expanded argv.
2728 (collect_execute): Pass an @-file to subprocesses if we were called
2729 with an @-file argument.
2730 * configure.ac: Add define for HAVE_GNU_LD.
2731 * configure: Regenerate.
2732 * config.in: Regenerate.
2734 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2736 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2742 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2744 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2745 (TARGET_ENCODE_SECTION_INFO): Re-define.
2746 (m32c_encode_section_info): New
2747 (function_vector_handler): New
2748 (current_function_special_page_vector): New
2749 (m32c_special_page_vector_p): New.
2750 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2752 * config/m32c/jump.md: Added instruction JSRS for functions
2753 with attribute "function_vector".
2754 * doc/extend.texi (function_vector): Added description
2755 for M16C, M32C targets.
2757 2007-05-07 DJ Delorie <dj@redhat.com>
2760 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2761 ashrpsi3, lshrpsi3): Update shift count constraint.
2763 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2764 Nathan Froyd <froydnj@codesourcery.com>
2767 * c-incpath.c (add_path): Strip trailing path separators.
2769 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2771 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2772 Free dominance info before purging EH edges.
2773 (eliminate_degenerate_phis): Likewise.
2774 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2776 2007-05-07 Jan Hubicka <jh@suse.cz>
2778 * gimplify.c (gimplify_expr): Do not crash when folding
2779 (void *)(int)&a + 4.
2781 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2784 * c-opts.c (lang_fortran): Make it non static.
2785 * c-common.h (lang_fortran): New prototype.
2786 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2787 -lang-fortran option was passed by the driver.
2789 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2791 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2792 of ASSERT_CHECKING. Tweak message.
2794 2007-05-06 Revital Eres <eres@il.ibm.com>
2797 * loop-unroll.c (insert_var_expansion_initialization):
2798 Initialize the expansions with -zero instead of +zero.
2800 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2802 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2803 into pic and non-pic versions. Mark r19 as used for
2804 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2805 for tgd_load, tld_load and tie_load .
2806 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2807 version of tgd_load, tld_load and tie_load depending on the
2810 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2811 Jakub Jelinek <jakub@redhat.com>
2813 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2814 (__do_global_dtors_aux): Use more paranoid loop to run
2815 destructors if HIDDEN_DTOR_LIST_END.
2816 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2818 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2820 * varasm.c (align_variable): Don't increase alignment for
2821 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2822 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2824 2007-05-04 Josh Conner <jconner@apple.com>
2826 * basic-block.h (cdi_direction): Assign values to all enumeration
2828 (dom_computed): Remove.
2829 (dom_info_state): New.
2830 (set_dom_info_availability): New.
2831 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2832 walk_data.dom_direction.
2833 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2834 instead of dom_computed[].
2835 (split_edge): Likewise.
2836 (create_basic_block): Likewise.
2837 (merge_blocks): Likewise.
2838 * ifcvt.c (find_if_header): Likewise.
2839 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2840 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2841 * tree-ssa.c (verify_ssa): Likewise.
2842 * tree-cfg.c (tree_verify_flow_info): Likewise.
2843 (remove_edge_and_dominated_blocks): Likewise.
2844 * dominance.c (dom_computed): Make static.
2845 (calc_dfs_tree_nonrec): Change third param to a bool.
2846 (calc_dfs_tree): Change second param to a bool.
2847 (calc_idioms): Change second param to a bool. Use
2848 dom_convert_dir_to_idx.
2849 (init_dom_info): Validate dir before using.
2850 (dom_convert_dir_to_idx): New.
2851 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2852 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2853 (free_dominance_info): Use dom_convert_dir_to_idx.
2854 (get_immediate_dominator): Likewise.
2855 (set_immediate_dominator): Likewise.
2856 (get_dominated_by): Likewise.
2857 (redirect_immediate_dominators): Likewise.
2858 (nearest_common_denominator): Likewise.
2859 (dominated_by_p): Likewise.
2860 (bb_dom_dfs_in): Likewise.
2861 (bb_dom_dfs_out): Likewise.
2862 (recount_dominator): Likewise.
2863 (iterate_fix_dominators): Likewise.
2864 (add_to_dominance_info): Likewise.
2865 (delete_from_dominance_info): Likewise.
2866 (first_dom_son): Likewise.
2867 (next_dom_son): Likewise.
2868 (dom_info_available_p): Likewise.
2869 (dom_info_state): New.
2870 (set_dom_info_availability): New.
2872 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2874 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2876 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2878 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2880 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2881 (subdi3, subdi_carry): Delete.
2883 2007-05-04 Jan Hubicka <jh@suse.cz>
2884 Richard Guenther <rguenther@suse.de>
2886 * opts.c (decode_options): Do not fiddle with inlining
2887 parameters in case of optimizing for size.
2888 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2889 for size do nothing.
2890 (cgraph_decide_inlining_of_small_function): When optimizing for
2891 size never inline functions increasing caller size.
2892 (cgraph_early_inlining): Inline for size when optimizing for size.
2894 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2896 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2897 logical operations piecewise.
2898 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2899 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2900 subdi_sesidi_di): Delete.
2901 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2902 the generated sequence. Allow three-reg add in constraints. Rewrite
2903 the rtl expression for carry to avoid zero_extend of a constant.
2904 (sub_with_carry): New pattern.
2905 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2906 different sequence not involving jumps.
2907 (notbi): Now a named pattern.
2909 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2911 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2912 Add the note about a significant loss of accuracy of some
2913 mathematical routines when these options are used.
2915 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2917 * haifa-sched.c (rtx_vec_t): New typedef.
2918 (contributes_to_priority_p): Extract piece of priority () into new
2920 (priority): Use the function. Add assertion.
2921 (rank_for_schedule, set_priorities): Add assertion to check that
2922 insn's priority is initialized.
2923 (clear_priorities, calc_priorities): Change signature. Make it update
2924 all relevant insns. Update all callers ('add_to_speculative_block ()'
2925 and 'create_block_check_twin ()').
2926 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2927 Add new field 'priority_status'.
2928 (INSN_PRIORITY_STATUS): New macro.
2929 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2931 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2933 * sched-ebb.c (debug_ebb_dependencies): New static function.
2934 (init_ready_list): Use it.
2936 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2937 with changed signature and 'debug_rgn_dependencies ()'.
2938 (debug_rgn_dependencies): New static function.
2939 (init_ready_list): Use it.
2941 * sched-int.h (debug_dependencies): Declare.
2943 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2945 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2947 2007-05-04 Dirk Mueller <dmueller@suse.de>
2949 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2951 2007-05-03 Jan Hubicka <jh@suse.cz>
2953 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2954 for pointer type in more cases than before.
2956 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2958 * tree-object-size.c (plus_expr_object_size): When operand size is
2959 unknown, return unknown.
2961 2007-05-03 Dirk Mueller <dmueller@suse.de>
2963 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2965 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2968 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2970 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2972 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2974 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2976 * config/soft-fp/double.h, config/soft-fp/extended.h,
2977 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2978 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2979 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2980 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2983 2007-05-03 Ian Lance Taylor <iant@google.com>
2985 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2986 MASK_PPC_GFXOPT for 8540 or 8548.
2988 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2990 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2991 vect_print_dump_info() to output debug information.
2993 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2996 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2997 operands of size 2 when operand is not MEM_P.
2999 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3001 PR tree-optimization/30565
3002 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3004 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3006 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3007 (umulsi3_highpart): Use them.
3008 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3009 for final accumulator to D regisster tranfser.
3011 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3013 PR tree-optimization/31699
3014 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3016 (vect_enhance_data_refs_alignment): Compute peel amount using
3017 TYPE_VECTOR_SUBPARTS instead of vf.
3018 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3020 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3023 * system.h: Remove inclusion of double-int.h
3024 * tree.h: Include double-int.h
3025 * gengtype.c: Likewise
3026 * cfgloop.h: Likewise
3027 * Makefile.in: Adjust dependencies on double-int.h
3029 2007-05-02 Eric Christopher <echristo@apple.com>
3031 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3032 -shared to -Zdynamiclib.
3034 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3037 * c-common.c (strip_pointer_or_array_types): New function.
3038 * c-common.h (strip_pointer_or_array_types): New function declaration.
3040 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3042 PR tree-optimization/31771
3043 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3045 2007-05-02 Paul Brook <paul@codesourcery.com>
3047 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3049 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3052 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3055 2007-05-02 Nick Clifton <nickc@redhat.com>
3057 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3059 2007-05-02 Richard Guenther <rguenther@suse.de>
3061 PR tree-optimization/31146
3062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3063 argument, single_use_p. If we have a single use that is
3064 a conversion to the definition rhs type, propagate that rhs.
3065 (forward_propagate_addr_expr): Pass single_use_p argument
3066 to forward_propagate_addr_expr_1.
3068 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3070 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3073 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3075 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3076 'AMD Family 10 core'.
3078 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3080 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3081 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3082 with SSE3 instruction set support.
3083 * doc/invoke.texi: Likewise.
3085 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3087 * config/i386/i386.c (override_options): Tuning 32-byte loop
3088 alignment for amdfam10 architecture. Increasing the max loop
3089 alignment to 24 bytes.
3091 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3093 * config/m68k/constraints.md: New.
3094 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3095 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3096 EXTRA_CONSTRAINT): Remove.
3097 * config/m68k/m68k.md: Include constraints.md.
3098 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3100 2007-05-01 Ian Lance Taylor <iant@google.com>
3102 PR tree-optimization/31739
3103 * tree-vrp.c (vrp_val_is_max): New static function.
3104 (vrp_val_is_min): New static function.
3105 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3107 (set_value_range): Use vrp_val_is_{max,min}.
3108 (extract_range_from_assert): Likewise.
3109 (extract_range_from_binary_expr): Likewise.
3110 (extract_range_from_unary_expr): Likewise.
3111 (dump_value_range, vrp_meet): Likewise.
3112 (vrp_visit_phi_node): Likewise.
3113 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3115 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3117 * config/i386/gmon-sol2.c (size_t): New type.
3118 (intptr_t): Likewise.
3119 (s_textsize): Declare as size_t.
3121 (monstartup): Use size_t for sizes.
3122 (_mcount): Save and restore registers.
3123 (internal_mcount): Pass 0 as the first argument to monstartup
3125 (moncontrol): Convert pointer to appropriately sized integer
3126 before passing to profil.
3128 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3130 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3131 __NO_FPRS__, not just if _SOFT_DOUBLE.
3132 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3133 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3134 also for E500 double.
3135 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3136 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3139 2007-05-01 Richard Guenther <rguenther@suse.de>
3141 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3144 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3146 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3148 2007-05-01 Jan Hubicka <jh@suse.cz>
3150 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3153 2007-05-01 Jan Hubicka <jh@suse.cz>
3155 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3156 (maybe_fold_offset_to_reference): Declare.
3157 * fold-const.c (fold_unary): Do not fold
3158 (type *)&A into &A->field_of_type_and_offset_0
3159 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3160 size is unknown, give up.
3161 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3163 (maybe_fold_offset_to_reference): New.
3164 (maybe_fold_stmt_indirect): Use it.
3165 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
3166 * gimplify.c (gimplify_conversion): Canonicalize conversions to
3168 (gimplify_expr): Likewise for plus_expr.
3170 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3172 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
3173 bsi_after_labels. Always insert statements before bsi.
3174 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3175 * predict.c (apply_return_prediction): Check for empty blocks.
3176 * cfgexpand.c (lab_rtx_for_bb): New variable.
3177 (label_rtx_for_bb): Do not create new tree labels.
3178 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
3179 (tree_expand_cfg): Initialize lab_rtx_for_bb.
3180 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
3182 (label_for_bb): Add field used.
3183 (update_eh_label, main_block_label): Mark the label used.
3184 (cleanup_dead_labels): Remove unused labels.
3186 2007-05-01 Richard Guenther <rguenther@suse.de>
3188 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
3189 if it is not about to be set.
3190 (get_value_range): Do not pre-allocate equiv bitmap.
3191 (update_value_range): No need to clear equiv field.
3192 (add_equivalence): Change prototype to get bitmap pointer.
3193 Allocate bitmap here if it is not already.
3194 (extract_range_from_assert): Do not allocate bitmap here.
3195 Update callers to add_equivalence.
3196 (extract_range_from_ssa_name): Likewise.
3197 (get_vr_for_comparison): New static helper.
3198 (compare_name_with_value): Handle NULL equiv bitmap by
3199 peeling the first iteration of the comparison loop.
3200 Use get_vr_for_comparison.
3201 (compare_names): Handle NULL equiv bitmaps by using fake
3202 ones. Use get_vr_for_comparison.
3204 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
3206 * double-int.c (mpz_set_double_int): Moved from
3207 tree-ssa-loop-niter.c.
3208 (mpz_get_double_int): Likewise; also, add option to wrap
3209 out-of-range integers.
3210 * double-int.h: New prototypes for above.
3211 * tree.c (get_static_type_bounds): Moved from
3212 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
3213 TYPE_MAX_VALUE if they exist..
3214 * tree.h: New prototype for above.
3215 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
3216 get_type_bounds calls.
3217 (mpz_set_double_int): Move to double-int.c.
3218 (get_type_bounds): Move to tree.c, rename to
3219 get_static_type_bounds.
3220 (mpz_to_double_int): Move to double-int.c, rename to
3223 2007-04-30 Bob Wilson <bob.wilson@acm.org>
3225 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
3226 DIV0 exception can fall through to a normal return.
3228 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
3232 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3233 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3234 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3235 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3236 initialize align to silence bogus warning.
3237 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3238 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3240 (struct sra_walk_fns): Remove use_all parameter from use.
3241 (sra_hash_tree): Handle BIT_FIELD_REFs.
3242 (sra_elt_hash): Don't hash bitfld blocks.
3243 (sra_elt_eq): Skip them in parent compares as well. Handle
3245 (sra_walk_expr): Don't maintain or pass down use_all_p.
3246 (scan_use): Remove use_all parameter.
3247 (scalarize_use): Likewise. Re-expand assignment to
3248 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3249 output, and re-scalarize after output. Don't mark anything
3251 (scalarize_ldst): Adjust.
3252 (scalarize_walk_gimple_modify_statement): Likewise.
3253 (build_element_name_1): Handle BIT_FIELD_REFs.
3254 (instantiate_element): Don't warn for any element whose parent
3256 (instantiate_missing_elements_1): Return the sra_elt.
3257 (canon_type_for_field): New.
3258 (try_instantiate_multiple_fields): New.
3259 (instantiate_missing_elemnts): Use them.
3260 (mark_no_warning): Removed.
3261 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3262 (REPLDUP, sra_build_elt_assignment): New.
3263 (generate_copy_inout): Use them.
3264 (generate_element_copy): Likewise. Handle bitfld differences.
3265 (generate_element_zero): Don't recurse for blocks. Use
3266 sra_build_elt_assignment.
3267 (generate_one_element_int): Take elt instead of var. Use
3268 sra_build_elt_assignment.
3269 (generate_element_init_1): Adjust.
3270 (scalarize_use, scalarize_copy): Use REPLDUP.
3271 (scalarize_ldst): Move assert before dereference.
3272 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3274 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3277 * tree.c (reconstruct_complex_type): Reconstruct a reference
3279 Also use the same mode for the pointer as the old pointer type.
3281 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3283 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3286 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3288 PR rtl-optimization/31676
3289 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3290 (df_refs_record): Call it.
3292 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3294 * rtl.def (SS_ABS): New code.
3295 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3296 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3297 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3298 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3299 (bfin_init_builtins): Define them.
3300 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3301 (bfin_expand_builtin): ... and handle the others here.
3302 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3303 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3304 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3305 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3306 operand is only HImode.
3308 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3310 * regclass.c (scan_one_insn): Remove splitting of
3313 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3314 Nigel Stephens <nigel@mips.com>
3316 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3318 2007-04-28 Jan Hubicka <jh@suse.cz>
3320 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3321 insn_locators_alloc instead of insn_locators_initialize;
3322 call reset_block_changes.
3323 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3324 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3325 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3326 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3327 * config/score/score.c (th_output_mi_thunk): Likewise.
3328 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3329 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3330 tolerate uninitialized locator info.
3333 * function.c (init_function_start): Don't init line number info.
3334 (expand_function_end): Update.
3335 (reset_block_changes, record_block_change, finalize_block_changes,
3336 check_block_change, free_block_changes): Kill.
3337 * function.h (reset_block_changes, record_block_change,
3338 finalize_block_changes, check_block_change, free_block_changes): Remove
3340 (struct function): Remove ib_boundaries_block.
3341 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3342 Use curr_insn_locator to initialize locator.
3343 (emit_line_note): Remove.
3344 * cfgexpand.c (expand_gimple_cond_expr): Update.
3345 (construct_exit_block): Likewise.
3346 (tree_expand_cfg): Initialize/finalize locators.
3347 * expr.c (expand_expr_real): Update.
3348 * cfglayout.c (line_locators_locs, line_locators_lines,
3349 file_locators_locs, file_locators_files): Remove.
3350 (set_block_levels): Move to cfgexpand.c.
3351 (insn_locators_initialize): Remove.
3352 (pass_insn_locators_initialize): Remove.
3353 (locations_locators_locs, locations_locators_vals): New static vars.
3354 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3356 (insn_locators_alloc, insn_locators_finalize,
3357 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3359 (locator_location): New.
3360 (locator_line, locator_file): Rewrite.
3361 * rtl.h (emit_line_note): Kill.
3362 (insn_locators_alloc, insn_locators_finalize,
3363 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3365 * tree-inline.c (initialize_cfun): Do not initialize
3366 ib_boundaries_block.
3367 * passes.c (pass_insn_locators_initialize): Remove.
3369 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3371 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3372 info. Update last_basic_block correctly.
3374 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3377 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3378 register itself to hold the offset constant. Tell flow the use
3379 of r4 and r5 when they are used.
3381 2007-04-27 Richard Guenther <rguenther@suse.de>
3383 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3384 if we simplified anything.
3385 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3386 warnings until we did a simplification and the stmt was not
3387 marked as TREE_NO_WARNING.
3389 2007-04-27 Mike Stump <mrs@apple.com>
3391 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3393 2007-04-27 Ian Lance Taylor <iant@google.com>
3396 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3397 TYPE_MAX_VALUE exist, convert them to the new type.
3399 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3401 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3402 if it claims to be available.
3403 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3405 (perform_tree_ssa_dce): Always free postdominators.
3407 2007-04-27 Richard Henderson <rth@redhat.com>
3409 * config/alpha/predicates.md (aligned_memory_operand): Mark
3410 as define_special_predicate.
3411 (unaligned_memory_operand, normal_memory_operand): Likewise.
3412 (reg_or_unaligned_mem_operand): Remove.
3413 (any_memory_operand): Match the documentation and check for
3414 non-renumbered pseudos during reload.
3415 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3416 alpha_secondary_reload_class, update to new interface, make static.
3417 Handle CQImode like HImode. Remove FP subreg check.
3418 (alpha_expand_mov): Use replace_equiv_address.
3419 (alpha_expand_mov_nobwx): Use any_memory_operand.
3420 (TARGET_SECONDARY_RELOAD): New.
3421 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3422 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3423 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3424 * config/alpha/alpha.md: ... here.
3425 (RELOAD12, reloadmode): New.
3427 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3428 Don't handle the aligned case here.
3429 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3430 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3431 reload_inhi_help. Don't expect a scratch register.
3432 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3434 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3436 2007-04-27 Richard Guenther <rguenther@suse.de>
3438 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3440 2007-04-27 Richard Guenther <rguenther@suse.de>
3442 PR tree-optimization/30965
3443 PR tree-optimization/30978
3444 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3445 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3446 (find_equivalent_equality_comparison): Likewise.
3447 (simplify_cond): Likewise.
3448 (get_prop_source_stmt): New helper.
3449 (get_prop_dest_stmt): Likewise.
3450 (can_propagate_from): Likewise.
3451 (remove_prop_source_from_use): Likewise.
3452 (combine_cond_expr_cond): Likewise.
3453 (forward_propagate_comparison): New function.
3454 (forward_propagate_into_cond): Rewrite to use fold for
3456 (tree_ssa_forward_propagate_single_use_vars): Call
3457 forward_propagate_comparison to propagate comparisons.
3459 2007-04-27 Richard Guenther <rguenther@suse.de>
3461 PR tree-optimization/31715
3462 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3463 sure to do computation on the offset in an appropriate
3466 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3468 * reload.h (elimination_target_reg_p): Declare.
3469 * reload.c (find_reloads): Don't apply the reg_rtx move
3470 optimization if the SET_DEST satisfies elimination_target_reg_p.
3471 * reload1.c (elimination_target_reg_p): New function.
3472 (gen_reload): In the move/add2 fallback, make sure that op0
3473 does not overlap the destination register.
3475 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3477 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3478 transform only GIMPLE_MODIFY_STMTs.
3479 * tree-complex.c (expand_complex_operations_1): Ditto.
3480 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3481 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3482 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3484 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3485 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3486 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3487 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3488 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3489 slpeel_add_loop_guard): Ditto.
3490 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3491 * lambda-code.c (perfect_nestify): Ditto.
3492 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3493 before the first statement.
3494 * tree-optimize.c (execute_free_datastructures): Fix comments.
3495 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3496 * tree-flow.h (disband_implicit_edges): Declaration removed.
3497 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3499 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3501 (disband_implicit_edges, has_label_p): Removed.
3502 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3503 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3505 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3507 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3508 also for COND_EXPRs.
3509 * cfgexpand.c (label_rtx_for_bb): New function.
3510 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3511 Use label_rtx_for_bb to find the labels.
3512 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3513 last block. Detect fallthru edges.
3515 2007-04-26 Ian Lance Taylor <iant@google.com>
3518 * reload.c (find_reloads_subreg_address): If the address was valid
3519 in the original mode but not in the new mode, reload the whole
3522 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3524 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3525 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3526 (cleanup_control_expr_graph): Do not invalidate dominance info.
3527 Record altered blocks.
3528 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3529 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3530 cleanup_tree_cfg_bb): New functions.
3531 (remove_forwarder_block): Do not maintain the worklist of blocks.
3532 Record altered blocks.
3533 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3535 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3536 delete_unreachable_blocks if dominators are not available.
3537 * tree-inline.c (optimize_inline_calls): Free dominance information
3539 * tree-flow.h (remove_edge_and_dominated_blocks,
3540 cfgcleanup_altered_bbs): Altered.
3541 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3543 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3545 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3546 do not invalidate dominators.
3548 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3550 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3551 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3552 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3553 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3555 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3557 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3559 2007-04-26 Richard Guenther <rguenther@suse.de>
3561 PR tree-optimization/31703
3562 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3563 the right type for the target of the bittest.
3565 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3567 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3568 ix86_sol10_return_in_memory.
3570 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3572 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3575 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3578 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3580 PR tree-optimization/30558
3581 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3582 clear this_state.prev_try.
3584 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3585 Mark Mitchell <mark@codesourcery.com>
3587 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3588 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3589 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3591 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3594 * doc/invoke.texi (%:print-asm-header): Document.
3595 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3597 (static_spec_functions): Add print-asm-header.
3598 (main): Print a banner before the --target-help linker options.
3599 (print_asm_header_spec_function): New function.
3601 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3604 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3605 (movsf_ie): Likewise.
3607 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3609 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3611 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3613 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3615 (__umodsi3, __modsi3): Likewise.
3617 2007-04-25 Dirk Mueller <dmueller@suse.de>
3619 * c-typeck.c (build_compound_expr): Annotate warning()
3620 call with OPT_Wunused_value.
3621 * tree-ssa.c (warn_uninit): Annotate warning with
3623 * c-common.c (handle_sentinel_attribute): Annotate warning
3624 call with OPT_Wattributes.
3626 2007-04-25 Thiemo Seufer <ths@mips.com>
3628 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3630 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3631 on to the assembler. Improve handling of -mno-mips16. Add handling
3632 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3633 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3634 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3635 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3637 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3640 * config/i386/winnt.c (i386_pe_file_end): Strip only
3641 USER_LABEL_PREFIX when writing export name.
3643 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3645 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3646 sh/elf.h, vx-common.h and vxworks.h.
3647 * config/sh/sh.h: Include config/vxworks-dummy.h.
3648 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3649 (OVERRIDE_OPTIONS): Use it.
3650 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3651 (vxworks_picreg): New pattern.
3652 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3653 VXWORKS_OS_CPP_BUILTINS.
3654 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3655 to their VXWORKS_* equivalents.
3656 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3657 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3658 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3659 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3660 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3661 -mrtp/-fPIC multilibs.
3662 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3663 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3664 (MULTILIB_OSDIRNAMES): Delete.
3666 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3669 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3671 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3673 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3674 rounding mode to be specified by the caller.
3675 (real_to_mpfr) Likewise.
3676 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3677 include new arguments.
3678 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3680 2007-04-24 Ian Lance Taylor <iant@google.com>
3682 PR tree-optimization/31605
3683 * tree-vrp.c (set_value_range): Check that min and max are not
3684 both overflow infinities.
3685 (set_value_range_to_value): New static function.
3686 (extract_range_from_binary_expr): Call set_value_range_to_value.
3687 (extract_range_from_cond_expr): Likewise.
3688 (extract_range_from_expr): Likewise.
3689 (extract_range_from_unary_expr): Likewise. Don't create a range
3690 which overflows on both sides.
3691 (vrp_meet): Check for a useless range.
3692 (vrp_visit_phi_node): If we see a constant which looks like an
3693 overflow infinity, turn off the TREE_OVERFLOW flag.
3695 2007-04-24 Ian Lance Taylor <iant@google.com>
3697 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3699 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3702 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3703 diagnostic message is being built.
3704 * tree-pretty-print.c (dump_generic_node): Only write the
3705 formatted text into BUFFER's stream if we are not building a
3707 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3709 * Makefile.in (toplev.o): Depend on tree-pass.h.
3711 2007-04-24 Ian Lance Taylor <iant@google.com>
3713 PR tree-optimization/31602
3714 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3715 conditionals in the copied loop header.
3716 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3717 warnings if TREE_NO_WARNING is set.
3718 * doc/invoke.texi (Warning Options): Clarify that
3719 -Wstrict-overflow does not warn about loops.
3721 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3723 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3724 expand on the comment about _Decimal128 arguments and check the
3725 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3726 that _Decimal128 argument uses even/odd register pair.
3727 (function_arg): Ditto.
3729 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3731 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3732 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3734 2007-04-24 Richard Guenther <rguenther@suse.de>
3735 Olga Golovanevsky <olga@il.ibm.com>
3737 * fold-const.c (multiple_of_p): Check for bottom
3740 2007-04-24 Richard Henderson <rth@redhat.com>
3742 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3743 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3744 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3745 looking for non-zero bits shifted out. Avoid a recursive call
3746 when constructing the scalar.
3747 (__floatundisf): Likewise.
3749 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3751 * dwarf2out.c (field_byte_offset): Move the existing logic
3752 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3753 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3755 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3758 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3759 argument of 0 for memset.
3760 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3761 unsigned shift instead of the signed variant.
3763 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3765 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3766 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3767 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3768 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3769 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3770 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3771 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3772 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3773 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3774 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3775 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3776 "mul<mode>3", "div<mode>3"): Insn definitions added.
3777 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3778 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3779 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3780 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3781 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3782 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3783 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3784 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3785 TARGET_FLOAT_FORMAT): Macro definitions removed.
3786 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3787 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3788 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3789 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3790 (s390_gen_rtx_const_DI): Function removed.
3791 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3793 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3795 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3796 over an external ffs function.
3798 2007-04-24 Chao-ying Fu <fu@mips.com>
3799 Richard Sandiford <richard@nildram.co.uk>
3801 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3802 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3803 (smadd_widen_optab, umadd_widen_optab): Define.
3804 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3806 * genopinit.c (optabs): Fill in smadd_widen_optab and
3808 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3809 and umadd_widen_optab to implement multiply-add sequences.
3810 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3811 (<u>maddsidi4): ...this. Extend condition to include
3812 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3813 of operand 0 to "ka" and use the three-operand form of madd<u>
3815 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3817 * config/mips/constraints.md (ka): New register constraint.
3819 2007-04-24 Jan Hubicka <j@suse.cz>
3823 2007-04-23 Jan Hubicka <jh@suse.cz>
3824 * function.c (init_function_start): Don't init line number info.
3825 (expand_function_end): Update.
3826 (reset_block_changes, record_block_change, finalize_block_changes,
3827 check_block_change, free_block_changes): Kill.
3828 * function.h (reset_block_changes, record_block_change,
3829 finalize_block_changes, check_block_change, free_block_changes): Remove
3831 (struct function): Remove ib_boundaries_block.
3832 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3833 Use curr_insn_locator to initialize locator.
3834 (emit_line_note): Remove.
3835 * cfgexpand.c (expand_gimple_cond_expr): Update.
3836 (construct_exit_block): Likewise.
3837 (tree_expand_cfg): Initialize/finalize locators.
3838 * expr.c (expand_expr_real): Update.
3839 * cfglayout.c (line_locators_locs, line_locators_lines,
3840 file_locators_locs, file_locators_files): Remove.
3841 (set_block_levels): Move to cfgexpand.c.
3842 (insn_locators_initialize): Remove.
3843 (pass_insn_locators_initialize): Remove.
3844 (locations_locators_locs, locations_locators_vals): New static vars.
3845 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3847 (insn_locators_alloc, insn_locators_finalize,
3848 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3850 (locator_location): New.
3851 (locator_line, locator_file): Rewrite.
3852 * rtl.h (emit_line_note): Kill.
3853 (insn_locators_alloc, insn_locators_finalize,
3854 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3856 * tree-inline.c (initialize_cfun): Do not initialize
3857 ib_boundaries_block.
3858 * passes.c (pass_insn_locators_initialize): Remove.
3860 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3862 * doc/invoke.texi: Removed leading '-' from option index entries.
3864 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3866 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3868 (create_phi_node): Use set_phi_nodes.
3869 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3870 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3871 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3872 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3873 (bsi_start, bsi_last): Use bb_stmt_list.
3874 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3875 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3876 Traverse the statements using tsi iterator.
3877 * basic-block.h (struct basic_block_def): Fields stmt_list
3878 and phi_nodes moved to ...
3879 (struct tree_bb_info): ... new structure.
3880 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3881 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3882 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3883 (tree_verify_flow_info): Verify that il.tree is not set for
3884 entry and exit block.
3885 (tree_split_block): Use set_bb_stmt_list.
3887 2007-04-23 Mike Stump <mrs@apple.com>
3889 * config/i386/i386.c (ix86_tune_features
3890 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3893 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3895 * config/i386/i386.md (prefix_extra): New attribute.
3896 (length): Add prefix_extra.
3898 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3899 (sse2_movntv2di): Likewise.
3900 (sse2_cvtps2dq): Likewise.
3901 (sse2_cvtpd2pi): Likewise.
3902 (sse2_cvttpd2pi): Likewise.
3903 (*sse2_cvtpd2ps): Likewise.
3904 (*add<mode>3): Likewise.
3905 (sse2_ssadd<mode>3): Likewise.
3906 (sse2_usadd<mode>3): Likewise.
3907 (*sub<mode>3): Likewise.
3908 (sse2_sssub<mode>3): Likewise.
3909 (sse2_ussub<mode>3): Likewise.
3910 (*mulv8hi3): Likewise.
3911 (*smulv8hi3_highpart): Likewise.
3912 (*umulv8hi3_highpart): Likewise.
3913 (sse2_umulv2siv2di3): Likewise.
3914 (sse2_pmaddwd): Likewise.
3915 (ashr<mode>3): Likewise.
3916 (lshr<mode>3): Likewise.
3917 (ashl<mode>3): Likewise.
3918 (sse2_ashlti3): Likewise.
3919 (sse2_lshrti3): Likewise.
3920 (*umaxv16qi3): Likewise.
3921 (*smaxv8hi3): Likewise.
3922 (*uminv16qi3): Likewise.
3923 (*sminv8hi3): Likewise.
3924 (sse2_eq<mode>3): Likewise.
3925 (sse2_gt<mode>3): Likewise.
3926 (*and<mode>3): Likewise.
3927 (sse2_nand<mode>3): Likewise.
3928 (*ior<mode>3): Likewise.
3929 (*xor<mode>3): Likewise.
3930 (sse2_packsswb): Likewise.
3931 (sse2_packssdw): Likewise.
3932 (sse2_packuswb): Likewise.
3933 (sse2_punpckhbw): Likewise.
3934 (sse2_punpcklbw): Likewise.
3935 (sse2_punpckhwd): Likewise.
3936 (sse2_punpcklwd): Likewise.
3937 (sse2_punpckhdq): Likewise.
3938 (sse2_punpckldq): Likewise.
3939 (sse2_punpckhqdq): Likewise.
3940 (sse2_punpcklqdq): Likewise.
3941 (*sse2_pinsrw): Likewise.
3942 (*sse2_pextrw): Likewise.
3943 (sse2_pshufd_1): Likewise.
3944 (sse2_uavgv16qi3): Likewise.
3945 (sse2_uavgv8hi3): Likewise.
3946 (sse2_psadbw): Likewise.
3947 (sse2_pmovmskb): Likewise.
3948 (*sse2_maskmovdqu): Likewise.
3949 (*sse2_maskmovdqu_rex64): Likewise.
3950 (sse4a_extrqi): Likewise.
3951 (sse4a_extrq): Likewise.
3952 (sse3_lddqu): Set prefix_rep.
3953 (sse3_addsubv4sf3): Likewise.
3954 (sse3_haddv4sf3): Likewise.
3955 (sse3_hsubv4sf3): Likewise.
3956 (sse_cvtss2si): Likewise.
3957 (sse_cvtss2si_2): Likewise.
3958 (sse_cvtss2siq): Likewise.
3959 (sse_cvtss2siq_2): Likewise.
3960 (sse_cvttss2si): Likewise.
3961 (sse_cvttss2siq): Likewise.
3962 (sse2_cvttps2dq): Likewise.
3963 (sse3_movshdup): Likewise.
3964 (sse3_movsldup): Likewise.
3965 (sse2_cvtsd2si): Likewise.
3966 (sse2_cvtsd2si_2): Likewise.
3967 (sse2_cvtsd2siq): Likewise.
3968 (sse2_cvtsd2siq_2): Likewise.
3969 (sse2_cvttsd2si): Likewise.
3970 (sse2_cvttsd2siq): Likewise.
3971 (*sse2_cvtpd2dq): Likewise.
3972 (*sse2_cvttpd2dq): Likewise.
3973 (sse2_pshuflw_1): Likewise.
3974 (sse2_pshufhw_1): Likewise.
3975 (sse4a_insertqi): Likewise.
3976 (sse4a_insertq): Likewise.
3977 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3978 (ssse3_phadddv4si3): Likewise.
3979 (ssse3_phaddswv8hi3): Likewise.
3980 (ssse3_phsubwv8hi3): Likewise.
3981 (ssse3_phsubdv4si3): Likewise.
3982 (ssse3_phsubswv8hi3): Likewise.
3983 (ssse3_pmaddubswv8hi3): Likewise.
3984 (ssse3_pmulhrswv8hi3): Likewise.
3985 (ssse3_pshufbv16qi3): Likewise.
3986 (ssse3_psign<mode>3): Likewise.
3987 (ssse3_palignrti): Likewise.
3988 (abs<mode>2): Likewise.
3989 (ssse3_phaddwv4hi3): Set prefix_extra.
3990 (ssse3_phadddv2si3): Likewise.
3991 (ssse3_phaddswv4hi3): Likewise.
3992 (ssse3_phsubwv4hi3): Likewise.
3993 (ssse3_phsubdv2si3): Likewise.
3994 (ssse3_phsubswv4hi3): Likewise.
3995 (ssse3_pmaddubswv4hi3): Likewise.
3996 (ssse3_pmulhrswv4hi3): Likewise.
3997 (ssse3_pshufbv8qi3): Likewise.
3998 (ssse3_psign<mode>3): Likewise.
3999 (ssse3_palignrdi): Likewise.
4000 (abs<mode>2): Likewise.
4001 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4002 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4003 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4005 2007-04-23 Nick Clifton <nickc@redhat.com>
4007 * params.def: Fix formatting of emacs local variables.
4009 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4011 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4012 move if inter-unit move isn't allowed.
4013 Don't split moving the first element of V2DI to DI to inter-unit
4014 move if inter-unit move isn't allowed.
4016 2007-04-23 Richard Guenther <rguenther@suse.de>
4018 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4019 and CDI_POST_DOMINATORS separately.
4021 2007-04-23 Nick Clifton <nickc@redhat.com>
4023 * c.opt (Wformat-contains-nul): Add warning attribute.
4025 2007-04-23 Jan Hubicka <jh@suse.cz>
4027 * function.c (init_function_start): Don't init line number info.
4028 (expand_function_end): Update.
4029 (reset_block_changes, record_block_change, finalize_block_changes,
4030 check_block_change, free_block_changes): Kill.
4031 * function.h (reset_block_changes, record_block_change,
4032 finalize_block_changes, check_block_change, free_block_changes): Remove
4034 (struct function): Remove ib_boundaries_block.
4035 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4036 Use curr_insn_locator to initialize locator.
4037 (emit_line_note): Remove.
4038 * cfgexpand.c (expand_gimple_cond_expr): Update.
4039 (construct_exit_block): Likewise.
4040 (tree_expand_cfg): Initialize/finalize locators.
4041 * expr.c (expand_expr_real): Update.
4042 * cfglayout.c (line_locators_locs, line_locators_lines,
4043 file_locators_locs, file_locators_files): Remove.
4044 (set_block_levels): Move to cfgexpand.c.
4045 (insn_locators_initialize): Remove.
4046 (pass_insn_locators_initialize): Remove.
4047 (locations_locators_locs, locations_locators_vals): New static vars.
4048 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4050 (insn_locators_alloc, insn_locators_finalize,
4051 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4053 (locator_location): New.
4054 (locator_line, locator_file): Rewrite.
4055 * rtl.h (emit_line_note): Kill.
4056 (insn_locators_alloc, insn_locators_finalize,
4057 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4059 * tree-inline.c (initialize_cfun): Do not initialize
4060 ib_boundaries_block.
4061 * passes.c (pass_insn_locators_initialize): Remove.
4063 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4066 * expr.c (reduce_to_bit_field_precision): Handle
4069 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4071 PR tree-optimization/24659
4072 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4073 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4074 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4075 * genopinit.c (optabs): Rename vec_pack_mod_optab
4076 to vec_pack_trunc_optab.
4077 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4078 early for scalar floating point operands for NOP_EXPR.
4079 (vectorizable_type_promotion): Ditto.
4080 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4081 vec_pack_trunc_optab.
4082 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4084 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4085 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4086 Rename from VEC_PACK_MOD_EXPR.
4087 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4088 * expr.c (expand_expr_real_1): Ditto.
4089 * tree-inline.c (estimate_num_insns_1): Ditto.
4090 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4092 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4093 (vec_unpacks_lo_v4sf): Ditto.
4094 (vec_pack_trunc_v2df): Ditto.
4095 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4096 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4097 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4099 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4101 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4103 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4104 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4105 packing of floating point operands.
4106 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4107 represent unpacking of floating point operands.
4108 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4109 [vec_unpacks_hi]: Ditto.
4110 [vec_unpacks_lo]: Ditto.
4112 2007-04-22 Jan Hubicka <jh@suse.cz>
4114 * final.c (rest_of_handle_final): Call
4115 targetm.asm_out.constructor/targetm.asm_out.destructor
4116 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4117 proper priority via decl_*_priority_insert.
4118 * c-common.c (c_expand_body): Likewise.
4120 2007-04-22 Richard Guenther <rguenther@suse.de>
4122 PR tree-optimization/29789
4123 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4124 (rewrite_reciprocal): New helper split out from
4125 determine_invariantness_stmt.
4126 (rewrite_bittest): Likewise.
4127 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4128 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4131 2007-04-22 Revital Eres <eres@il.ibm.com>
4133 * loop-unroll.c (var_to_expand): New field to support also
4134 insns of the form x = something + x.
4135 (analyze_insn_to_expand_var): Use it.
4136 (expand_var_during_unrolling): Likewise.
4138 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4140 * predict.c: Include pointer-set.h.
4141 (bb_predictions): New variable.
4142 (tree_predicted_by_p, tree_predict_edge,
4143 remove_predictions_associated_with_edge): Use bb_predictions map
4144 instead of bb->predictions.
4145 (clear_bb_predictions, assert_is_empty): New functions.
4146 (combine_predictions_for_bb): Use bb_predictions map. Call
4147 clear_bb_predictions.
4148 (tree_estimate_probability): Create and free bb_predictions map.
4149 * Makefile.in (predict.o): Add pointer-set.h dependency.
4150 * basic-block.h (struct basic_block_def): Remove predictions
4152 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4154 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4157 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4160 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4162 * timevar.c (timevar_print): Change reference of --disable-checking to
4163 --enable-checking=release. Also warn if assert checking is disabled.
4165 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4168 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
4169 decl as addressable if the compound literal was marked as
4171 Mark the decl as a gimple register if it is a complex or
4172 vector decl and does not live in memory.
4174 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4176 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4177 (GENERIC_NEXT): New function macro.
4178 (PHI_CHAIN): Use phi_node's new chain variable.
4179 (tree_phi_node): Change tree_common to tree_base
4180 and add the chain field.
4181 * tree-phinodes.c (make_phi_node): Don't set
4182 TREE_TYPE on the new node.
4183 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
4184 instead of checking GIMPLE_TUPLE_P in chain_next.
4185 * tree-vect-transform.c
4186 (get_initial_def_for_induction): Look at
4187 PHI_RESULT_TREE for the type of the phi node.
4188 (update_vuses_to_preheader): Use PHI_CHAIN
4189 instead of TREE_CHAIN on the phi node.
4190 * tree-ssa-structalias.c (compute_points_to_sets):
4192 (ipa_pta_execute): Likewise.
4194 2007-04-21 Richard Guenther <rguenther@suse.de>
4197 * fold-const.c (fold_unary): Call fold_convert_const on the
4200 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
4202 * gcse.c (store_killed_in_insn): Handle PARALLELs.
4203 (store_killed_in_pat): New.
4205 2007-04-20 Richard Henderson <rth@redhat.com>
4208 * config/i386/i386.c (type_has_variadic_args_p): Look for any
4209 TREE_LIST with a void_type_node value, not void_list_node exactly.
4211 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
4213 * doc/standards.texi: Re-arrange into language-specific
4214 subsections. Add a C++ section, documenting which standards we
4217 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4219 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
4220 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
4222 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
4224 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
4225 ecrti.o and crtbegin.o.
4226 (LIB_DEFAULT_SPEC): Include -lc.
4227 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
4229 2007-04-20 Richard Henderson <rth@redhat.com>
4232 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
4233 argument; update all callers.
4234 (get_unaligned_offset): New.
4235 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
4236 get_unaligned_address, just pass on the address directly.
4237 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
4238 the subreg in the helper patterns.
4239 (unaligned_extendqidi_le): Use get_unaligned_offset.
4240 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
4241 (unaligned_extendhidi_be): Likewise.
4242 (unaligned_extendhidi): Tidy.
4243 * config/alpha/alpha-protos.h: Update.
4245 2007-04-20 Richard Henderson <rth@redhat.com>
4247 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
4248 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4249 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
4250 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4251 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4252 (CPP_SPEC): Don't include %(cpp_subtarget).
4253 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
4254 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4255 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4257 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4259 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4260 for __builtin_ia32_cmpordss.
4262 PR tree-optimization/31632
4263 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4264 and arg1 for optimizations of comparison against min/max values.
4265 Fold arg0 to arg1's type for optimizations of comparison against
4266 min+1 and max-1 values.
4268 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4270 * reload.c (combine_reloads): When trying to use a dying register,
4271 check whether it's uninitialized and don't use if so.
4273 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4275 * fold-const.c: Remove prototypes for native_encode_expr and
4276 native_interpret_expr.
4277 (native_encode_expr): Make non-static.
4278 (native_interpret_expr): Likewise.
4279 * tree.h: Add prototypes for the above.
4281 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4283 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4284 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4285 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4286 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4287 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4288 Add length attributes.
4290 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4292 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4295 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4296 __STDC_WANT_DEC_FP__.
4298 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4300 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4301 for long double compatibility.
4302 * configure: Regenerate.
4304 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4306 PR rtl-optimization/29841
4307 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4309 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4310 that may cause control flow transfer from being moved.
4312 2007-04-18 Jan Hubicka <jh@suse.cz>
4314 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4317 2007-04-18 Eric Christopher <echristo@apple.com>
4319 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4320 only. Update operands.
4321 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4322 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4323 link register to pic register.
4325 2007-04-18 Dirk Mueller <dmueller@suse.de>
4328 * tree-vrp.c (search_for_addr_array): New.
4329 (check_array_bounds): Suppress warning about
4330 address taken of array refs if its not de-referenced.
4332 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4334 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4335 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4337 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4338 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4339 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4341 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4343 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4345 (vect_analyze_scalar_cycles): Fix indentation.
4346 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4347 (vect_mark_relevant): Include phis in relevance analysis.
4349 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4351 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4353 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4354 output_operand_lossage().
4356 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4358 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4359 the unused code for reduction without adjust-in-epilog to simplify the
4362 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4364 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4365 (S390_TDC_NEGATIVE_ZERO): New constant.
4366 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4367 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4368 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4369 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4370 (S390_TDC_POSITIVE_INFINITY): New constant.
4371 (S390_TDC_NEGATIVE_INFINITY): New constant.
4372 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4373 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4374 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4375 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4376 (S390_TDC_INFINITY): New constant.
4377 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4378 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4379 optimization for UNSPEC_CCZ_TO_INT.
4380 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4381 ("*ccz_to_int"): New insn.
4382 ("isinf<mode>2"): New insn.
4383 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4384 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4385 (UNSPEC_CCZ_TO_INT): New constant.
4387 2007-04-18 Richard Guenther <rguenther@suse.de>
4389 PR tree-optimization/19431
4390 PR tree-optimization/21463
4391 * tree-pass.h (pass_phiprop): Declare.
4392 * passes.c (init_optimization_passes): New phiprop pass.
4393 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4394 (phivn_valid_p): New helper function.
4395 (phiprop_insert_phi): Likewise.
4396 (propagate_with_phi): Likewise.
4397 (tree_ssa_phiprop): New propagator propagating loads
4398 through phi nodes if profitable.
4400 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4402 * tree-vect-analyze.c (process_use): New function.
4403 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4404 Check phis in all bbs.
4405 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4408 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4410 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4413 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4416 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4419 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4421 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4423 (sse_vmmulv4sf3): Likewise.
4424 (sse2_vmaddv2df3): Likewise.
4425 (sse2_vmmulv2df3): Likewise.
4427 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4429 PR rtl-optimization/31360
4430 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4431 (target_reg_cost): New.
4432 (init_set_costs): Initialize target_reg_cost. Add comments
4433 regarding the rationale of the costs.
4434 (global_cost_for_size): Renamed to...
4435 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4436 of register pressure.
4437 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4438 estimate_reg_pressure_cost. Add number of ivs.
4439 (determine_set_costs): Dump target_reg_cost.
4440 * loop-invariant.c (gain_for_invariant): Use
4441 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4442 (best_gain_for_invariant, find_invariants_to_move): Remove
4444 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4445 (target_reg_cost): Declare.
4446 (global_cost_for_size): Declaration removed.
4447 (estimate_reg_pressure_cost): Declare.
4449 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4451 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4452 regnos into even/odd register pairs.
4453 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4454 TDmode similar to the other floating point modes.
4455 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4456 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4458 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4459 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4460 (movdd_hardfloat64): Use TARGET_MFPGPR.
4462 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4464 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4467 2005-01-05 Richard Henderson <rth@redhat.com>
4469 * reload1.c (do_input_reload): Restrict the optimization deleteing
4470 a previous output reload to RELOAD_FOR_INPUT.
4472 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4474 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4475 induc_vec_info_type.
4476 (vectorizable_induction): New function declaration.
4477 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4478 check if already vectorized. Find first place in BB where new stmts
4479 can be inserted. Takes only one argument.
4480 (vectorizable_induction): New function.
4481 (vect_transform_stmt): Add case for induc_vec_info_type to call
4482 vectorizable_induction.
4483 (vect_transform_loop): Consider phis for vectorization.
4484 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4486 (analyze_operations): Call vectorizable_induction when analyzing phis.
4488 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4489 (vect_mark_relevant): Include phis in relevance analysis.
4490 (vect_mark_stmts_to_be_vectorize): Likewise.
4491 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4493 2007-04-16 Lawrence Crowl <crowl@google.com>
4495 * doc/invoke.texi (Debugging Options): Add documentation for the
4496 -femit-struct-debug options -femit-struct-debug-baseonly,
4497 -femit-struct-debug-reduced, and
4498 -femit-struct-debug-detailed[=...].
4500 * c-opts.c (c_common_handle_option): Add
4501 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4502 and OPT_femit_struct_debug_detailed_.
4503 * c.opt: Add specifications for
4504 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4505 and -femit-struct-debug-detailed[=...].
4506 * opts.c (set_struct_debug_option): Parse the
4507 -femit-struct-debug-... options.
4508 * opts.c (matches_main_base, main_input_basename,
4509 main_input_baselength, base_of_path, matches_main_base): Add
4510 variables and functions to compare header base name to compilation
4512 * opts.c (should_emit_struct_debug): Add to determine to emit a
4513 structure based on the option.
4514 (dump_struct_debug) Also disabled function to debug this
4516 * opts.c (handle_options): Save the base name of the
4519 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4520 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4521 This hook indicates if a type is generic. Set it by default
4523 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4524 to determine if a struct type is generic or not.
4525 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4526 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4527 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4530 * flags.h (enum debug_info_usage): Add an enumeration to describe
4531 a program's use of a structure type.
4532 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4533 to indicate the program's usage of the type. Filter structs based
4534 on the -femit-struct-debug-... specification.
4535 (gen_type_die): Split into two routines, gen_type_die and
4536 gen_type_die_with_usage. gen_type_die is now a wrapper
4537 that assumes direct usage.
4538 (gen_type_die_with_usage): Replace calls to gen_type_die
4539 with gen_type_die_with_usage adding the program usage of
4540 the referenced type.
4541 (dwarf2out_imported_module_or_decl): Suppress struct debug
4542 information using should_emit_struct_debug when appropriate.
4544 2007-04-16 Ian Lance Taylor <iant@google.com>
4546 PR tree-optimization/31522
4547 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4548 (vrp_initialize): Allocate vr_phi_edge_counts.
4549 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4550 executable edge. Drop test for all constants.
4551 (vrp_finalize): Free vrp_phi_edge_counts.
4553 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4554 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4556 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4557 predecessors at head rather than tail.
4559 2007-04-16 Matthias Klose <doko@debian.org>
4561 * config/alpha/linux.h (CPP_SPEC): Define.
4562 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4564 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4566 * function.h: Remove sequence_stack extern declaration.
4568 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4570 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4572 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4575 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4577 * config/avr/avr.c (avr_arch_types): Rearranging array.
4578 (enum avr_arch): Add.
4579 (avr_mcu_types): Use avr_arch enumeration constants instead of
4581 * config/avr/avr.h (LINK_SPEC): Simplify.
4583 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4585 * config/m68k/m68k.c (m68k_libcall_value,
4586 m68k_function_value): Use macros for register names more.
4588 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4590 (M68K_REGNAME): Use A6_REG.
4591 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4593 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4596 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4597 'pending_read_list_length' and 'pending_write_list_length'. Update
4599 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4600 to handle two length counters instead of one. Update all uses.
4601 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4602 two length counters instead of one.
4603 * sched-rgn.c (propagate_deps): Update to handle two length counters
4606 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4609 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4610 copy of source, pass it to ix86_expand_vector_set and return
4613 2007-04-16 David Ung <davidu@mips.com>
4614 Joseph Myers <joseph@codesourcery.com>
4616 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4617 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4618 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4619 Add 74K processor information.
4620 * config/mips/mips.md: Include 74k.md.
4621 (cpu): Add 74kc,74kf,74kx.
4622 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4623 * config/mips/74k.md: New.
4624 * doc/invoke.texi (MIPS Options): Document 74K support.
4626 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4628 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4629 vectorizable_* functions.
4630 * tree-vect-transform.c (vectorizable_call): Add check for
4631 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4632 (vectorizable_store): likewise.
4633 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4635 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4636 (vectorizable_type_promotion, vectorizable_load): Likewise.
4637 (vectorizable_live_operation, vectorizable_condition): Likewise.
4638 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4640 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4642 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4644 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4645 register numbers more.
4646 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4647 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4648 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4649 FUNCTION_VALUE_REGNO_P): Likewise.
4650 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4651 STATIC_CHAIN_REGNUM): Likewise.
4652 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4653 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4654 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4655 * config/m68k/m68k.md (FP_REG): New.
4657 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4659 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4662 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4664 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4665 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4668 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4670 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4673 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4676 * c-decl.c (finish_decl): Grab the type of the decl after the call
4677 to store_init_value.
4679 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4681 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4683 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4686 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4687 post dominators and cleanup cfg before returning.
4689 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4691 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4692 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4694 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4696 * config.gcc: Recognize fido.
4697 * config/m68k/m68k-devices.def (fidoa): New.
4698 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4700 (FL_FIDOA, TARGET_FIDOA): New.
4701 * config/m68k/m68k.opt (mfidoa): New.
4703 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4706 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4707 when a personality function is used.
4709 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4711 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4713 2007-04-13 Mike Stump <mrs@apple.com>
4715 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4717 * config/darwin.opt (fapple-kext): Make C++ only.
4718 * config/darwin.c (darwin_override_options): Remove code to ensure
4719 -fapple-kext is given for C++ only.
4721 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4723 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4724 * config/mips/mips.c (override_options): Call
4725 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4727 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4729 * config/i386/i386.opt (msvr3-shlib): Removed.
4731 * doc/invoke.texi: Remove -msvr3-shlib.
4733 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4735 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4736 with "popcnt" instruction.
4738 2007-04-13 Richard Guenther <rguenther@suse.de>
4740 PR tree-optimization/21258
4741 * tree-vrp.c (compare_case_labels): New helper.
4742 (find_switch_asserts): New function.
4743 (find_assert_locations): Call it for SWITCH_EXPRs.
4745 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4748 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4749 check is now implied in X87_FLOAT_MODE_P.
4750 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4751 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4752 (fix_trunc<mode>_i386_fisttp): Ditto.
4753 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4754 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4755 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4756 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4757 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4758 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4759 (unnamed_splitters): Ditto.
4760 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4761 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4762 FIRST_SSE_REG for local functions when SSE math is enabled or
4763 for functions with sseregparm attribute.
4764 (standard_80387_constant_p): Return -1 if mode is not
4766 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4767 (ix86_expand_compare): Ditto.
4768 (ix86_expand_carry_flag_compare): Ditto.
4769 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4770 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4771 DECIMAL_FLOAT_MODE_P.
4772 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4773 of SCALAR_FLOAT_MODE_P.
4774 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4775 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4776 checks before FLOAT_MODE_P.
4777 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4778 before FLOAT_MODE_P.
4783 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4785 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4786 Charles Wilson <libtool@cwilson.fastmail.fm>
4788 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4789 (libgcc.mvars): Don't depend on them.
4790 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4791 * exec-tool.in: New.
4793 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4795 * doc/invoke.text (--help): Document --help=common.
4797 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4799 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4801 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4803 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4804 * genemit.c (main): Emit #include "integrate.h".
4805 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4806 (LOADGP_RTP): New mips_loadgp_style.
4807 * config/mips/mips.h: Include config/vxworks-dummy.h.
4808 (TARGET_RTP_PIC): New macro.
4809 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4810 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4811 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4813 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4814 -mvxworks-pic when using -mrtp and a PIC option.
4815 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4817 (mips_symbolic_constant_p, mips_symbolic_address_p)
4818 (mips_symbol_insns): Handle SYMBOL_HALF.
4819 (override_options): Warn about -G and -mrtp being used together.
4820 Initialize mips_lo_relocs[SYMBOL_HALF].
4821 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4822 (mips_emit_loadgp): Handle LOADGP_RTP.
4823 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4824 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4825 (tablejump): Handle function-relative case table entries if
4827 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4829 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4831 * config/mips/mips.md (load_call<mode>): Allow any general register.
4833 (sibcall_value_internal, sibcall_value_multiple_internal)
4834 (call_value_internal, call_value_split, call_value_multiple_internal)
4835 (call_value_multiple_split): Remove constraints from operand 0.
4837 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4839 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4840 rather than loadgp_noshared.
4841 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4842 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4844 * config/mips/mips.md (loadgp): Rename to...
4845 (loadgp_newabi): ...this.
4846 (loadgp_noshared): Rename to...
4847 (loadgp_absolute): ...this.
4849 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4851 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4852 false for locally-binding symbols.
4853 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4855 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4857 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4858 (SYMBOL_GOT_PAGE_OFST): ...this.
4859 (SYMBOL_GOT_GLOBAL): Rename to...
4860 (SYMBOL_GOT_DISP): ...this.
4861 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4862 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4863 * config/mips/mips.c (mips_global_symbol_p): New function.
4864 (mips_symbol_binds_local_p): Likewise.
4865 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4866 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4867 and mips_symbol_binds_local_p.
4868 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4869 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4870 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4872 (mips_ok_for_lazy_binding_p): New function.
4873 (mips_load_call_address, mips_expand_call): Use it.
4874 (mips_dangerous_for_la25_p): Likewise.
4875 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4876 (*got_disp<mode>): Use got_disp_operand instead of
4877 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4878 SYMBOL_GOTOFF_GLOBAL.
4879 (*got_page<mode>): Use got_page_ofst_operand instead of
4881 * config/mips/predicates.md (const_call_insn_operand): Use
4882 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4883 (global_got_operand): Rename to...
4884 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4886 (local_got_operand): Rename to...
4887 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4888 of SYMBOL_GOT_LOCAL.
4890 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4892 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4893 TARGET_CALL_CLOBBERED_GP.
4894 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4895 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4896 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4897 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4898 of TARGET_ABICALLS && !TARGET_NEWABI.
4899 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4900 * config/mips/mips.c (mips_load_call_address): Check
4901 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4902 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4903 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4904 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4905 TARGET_ABICALLS && TARGET_NEWABI.
4906 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4908 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4909 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4910 TARGET_ABICALLS && TARGET_NEWABI.
4911 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4912 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4913 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4914 whether indirect calls must use $25.
4915 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4917 * config/mips/mips.md (jal_macro): Check flag_pic and
4918 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4919 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4920 instead of TARGET_ABICALLS.
4921 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4922 TARGET_ABICALLS && TARGET_OLDABI.
4923 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4924 (sibcall): In the comment above the define_insn, mention
4925 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4926 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4927 instead of TARGET_ABICALLS.
4929 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4931 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4932 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4933 (MACFLAGS_MATCH_P): New macro.
4934 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4935 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4936 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4937 the other MACFLAG constants.
4938 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4939 (flag_machi): Tighten constraints. Renumber some of the operands.
4940 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4942 (flag_machi_parts_acconly): New pattern.
4943 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4945 (flag_macinit1hi): Tighten constraints.
4946 (flag_mul_macv2hi_parts_acconly): New pattern.
4948 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4949 Use a more efficient implementation.
4950 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4951 inline sequences when not optimizing for size.
4953 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4954 movhi_high2low): Delete, merge functionality into...
4955 (packv2hi): ... this pattern.
4957 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4958 * config/bfin/bfin.opt (msim): New option.
4959 (mcpu=): New option.
4960 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4961 (bfin_cpu_t): Typedef of enum bfin_cpu.
4962 (bfin_cpu_type): New declaration.
4963 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4964 -msim and -mcpu= options.
4965 (LIB_SPEC): Likewise.
4966 * config/bfin/bfin.c (bfin_cpu_type): Define.
4967 (bfin_handle_option): Handle -mcpu= option.
4968 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4969 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4970 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4972 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4974 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4975 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4976 (powerpc-wrs-vxworksae): Use ${tm_file}.
4977 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4978 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4979 * config/i386/vx-common.h: New file.
4981 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4983 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4986 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4988 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4991 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4995 * c-common.c (c_build_qualified_type): Set canonical type
4998 2007-04-12 Richard Guenther <rguenther@suse.de>
5000 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5001 lower bound and element size if lower bound is not zero
5002 or either of the ARRAY_REF operands is set.
5004 2007-04-12 Richard Guenther <rguenther@suse.de>
5006 PR tree-optimization/24689
5007 PR tree-optimization/31307
5008 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5010 * gimplify.c (canonicalize_addr_expr): To be consistent with
5011 gimplify_compound_lval only set operands two and three of
5012 ARRAY_REFs if they are not gimple_min_invariant. This makes
5013 it never at this place.
5014 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5016 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5018 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5019 null before emitting a .nsubspa directive.
5021 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5023 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5024 need_to_partition_p if there are no memory statements in the
5027 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5029 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5030 (gcd_of_steps_may_divide_p): New function.
5031 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5033 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5035 * reload.c (find_reloads_toplev, find_reloads_address,
5036 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5037 not a pointer equality test, to decide if we need to call
5038 push_reg_equiv_alt_mem.
5040 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5042 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5043 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5044 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5046 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5048 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5049 vector to be positive.
5051 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5055 * doc/invoke.texi: Document --params max-aliased-vops and
5057 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5058 debug_memory_partitions): Move to tree-flow.h
5059 * params.h (AVG_ALIASED_VOPS): Define.
5060 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5062 (mp_info_t): Likewise.
5063 (get_mem_sym_stats_for): New.
5064 (set_memory_partition): Move from tree-flow-inline.h.
5065 (mark_non_addressable): Only clear the set of symbols for the
5066 partition if it exists.
5067 (dump_memory_partitions): Move from tree-ssa-operands.c
5068 (debug_memory_partitions): Likewise.
5069 (need_to_partition_p): New.
5070 (dump_mem_ref_stats): New.
5071 (debug_mem_ref_stats): New.
5072 (dump_mem_sym_stats): New.
5073 (debug_mem_sym_stats): New.
5074 (update_mem_sym_stats_from_stmt): New.
5075 (compare_mp_info_entries): New.
5076 (mp_info_cmp): Call it.
5077 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5079 (get_mpt_for): Move from tree-ssa-operands.c.
5080 (find_partition_for): New.
5081 (create_partition_for): Remove.
5082 (estimate_vop_reduction): New.
5083 (update_reference_counts): New.
5084 (build_mp_info): New.
5085 (compute_memory_partitions): Refactor.
5086 Document new heuristic.
5087 Call build_mp_info, update_reference_counts,
5088 find_partition_for and estimate_vop_reduction.
5089 (compute_may_aliases): Populate virtual operands before
5090 calling debugging dumps.
5091 (delete_mem_sym_stats): New.
5092 (delete_mem_ref_stats): New.
5093 (init_mem_ref_stats): New.
5094 (init_alias_info): Call it.
5095 (maybe_create_global_var): Remove alias_info argument.
5096 Get number of call sites and number of pure/const call sites
5097 from gimple_mem_ref_stats().
5098 (dump_alias_info): Call dump_memory_partitions first.
5099 (dump_points_to_info_for): Show how many times a pointer has
5101 * opts.c (decode_options): For -O2 set --param
5102 max-aliased-vops to 500.
5103 For -O3 set --param max-aliased-vops to 1000 and --param
5104 avg-aliased-vops to 3.
5105 * fortran/options.c (gfc_init_options): Remove assignment to
5107 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5108 * tree-dfa.c (dump_variable): Dump memory reference
5110 Dump NO_ALIAS* settings.
5111 (referenced_var_lookup): Tidy.
5112 (mem_sym_stats): New.
5113 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5114 and ORIG are different SSA names for a memory partition.
5115 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5116 * tree-flow.h (struct mem_sym_stats_d): Define.
5117 (mem_sym_stats_t): Define.
5118 (struct mem_ref_stats_d): Define.
5119 (struct gimple_df): Add field mem_ref_stats.
5120 (enum noalias_state): Define.
5121 (struct var_ann_d): Add bitfield noalias_state.
5122 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5123 debug_mem_ref_stats, debug_memory_partitions,
5124 debug_mem_sym_stats): Declare.
5125 * tree-ssa-structalias.c (update_alias_info): Update call
5126 sites, pure/const call sites and asm sites in structure
5127 returned by gimple_mem_ref_stats.
5128 Remove local variable IS_POTENTIAL_DEREF.
5129 Increase NUM_DEREFS if the memory expression is a potential
5131 Call update_mem_sym_stats_from_stmt.
5132 If the memory references memory, call
5133 update_mem_sym_stats_from_stmt for all the direct memory
5134 symbol references found.
5135 (intra_create_variable_infos): Set noalias_state field for
5136 pointer arguments according to the value of
5137 flag_argument_noalias.
5138 * tree-ssa-structalias.h (struct alias_info): Remove fields
5139 num_calls_found and num_pure_const_calls_found.
5140 (update_mem_sym_stats_from_stmt): Declare.
5141 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5142 Set default value to 100.
5143 (PARAM_AVG_ALIASED_VOPS): Define.
5145 2007-04-11 Richard Guenther <rguenther@suse.de>
5148 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5149 a * -b + c as c - a * b if we honor sign dependent rounding.
5151 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5153 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5155 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5156 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5158 (initialize_trampoline): Don't use old-style function definition.
5159 (bfin_secondary_reload): Mark IN_P argument as unused.
5161 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5163 PR tree-optimization/31343
5164 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
5165 (build_polynomial_chrec): Return a scalar when the evolution is zero.
5166 * testsuite/gcc.dg/vect/pr31343.c: New.
5168 2007-04-10 Eric Christopher <echristo@apple.com>
5170 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
5171 * config/i386/i386.md (*cmpfp0): Use.
5172 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5173 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5174 (fix_trunc<mode>_i386_fisttp): Ditto.
5175 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5176 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5177 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5178 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5179 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5180 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5181 (unnamed_splitters): Ditto.
5182 * config/i386/i386.c (output_fix_trunc): Assert that
5183 we're not being passed a TFmode operand.
5185 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
5187 PR tree-optimization/31526
5188 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
5189 n_basic_blocks to find newly added blocks.
5191 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
5193 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
5195 (fix_trunc<mode>si_sse): Ditto.
5196 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
5197 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
5198 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
5199 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
5200 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
5201 expander using SSEMODEF mode macro.
5202 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
5203 expander using SSEMODEF mode macro.
5204 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
5205 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
5206 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
5207 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
5208 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
5209 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
5210 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
5211 Macroize insn using X87MODEF mode macro.
5213 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
5215 * config/i386/sse.md (sse2_pinsrw): Removed.
5216 (sse2_pextrw): Renamed to ...
5217 (*sse2_pextrw): This.
5219 2007-04-09 Jan Hubicka <jh@suse.cz>
5222 * config/i386/sse.md
5223 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
5224 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
5225 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
5226 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
5228 2007-04-09 Jan Hubicka <jh@suse.cz>
5230 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
5231 multiple fields of union.
5233 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
5235 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
5236 (create_preheaders): Check that loops are available.
5237 (fix_loop_structure): Clean up, improve comments.
5238 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
5239 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
5241 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
5242 * predict.c (tree_estimate_probability): Do not call
5243 calculate_dominance_info. Call create_preheaders.
5244 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
5245 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
5247 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
5248 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
5249 * tree-cfg.c (tree_split_edge): Make an assert more precise.
5250 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
5253 2007-04-08 Jan Hubicka <jh@suse.cz>
5255 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5256 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5257 * fold-const.c (fold_unary): Use it.
5259 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5261 * varasm.c (assemble_variable): Remove call to
5262 lang_hooks.decls.prepare_assemble_variable.
5263 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5264 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5265 * langhooks.h (lang_hooks_for_decls): Remove
5266 prepare_assemble_variable.
5268 2007-04-08 Mike Stump <mrs@apple.com>
5270 * config/i386/i386.c: Use inc/dec on Core2.
5272 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5274 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5275 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5276 lhd_tree_inlining_end_inlining): Remove.
5277 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5278 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5280 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5281 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5282 lhd_tree_inlining_end_inlining): Remove prototypes.
5283 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5284 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5285 LANG_HOOKS_TREE_INLINING_START_INLINING,
5286 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5288 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5291 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5294 * config/avr/predicates.md (io_address_operand): Delete predicate.
5295 (low_io_address_operand): Don't use 'mode' argument.
5296 (higth_io_address_operand): Rename ...
5297 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5298 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5301 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5303 Revert change removing staticp.
5305 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5308 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5311 2007-04-07 Bruce Korb <bkorb@gnu.org>
5313 * c.opt: Add -Wformat-contains-nul.
5314 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5316 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5317 the NUL byte warning.
5319 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5321 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5323 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5325 * tree.c (staticp): No longer use staticp langhook.
5326 * langhooks.c (lhd_staticp): Removed.
5327 * langhooks.h (struct lang_hooks): Remove staticp.
5328 * c-common.c (c_staticp): Remove.
5329 * c-common.h (c_staticp): Ditto.
5330 * langhooks-defs.h (lhd_staticp): Ditto.
5331 (LHD_HOOKS_STATICP): Ditto
5332 * tree.h (gcc_assert_lowered): New macro.
5334 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5336 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5337 argument "reliable".
5338 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5339 Add argument "reliable". Propagate it through calls.
5340 (infer_loop_bounds_from_undefined): Derive number of iterations
5341 estimates from references in blocks that do not dominate loop latch.
5342 (gcov_type_to_double_int): New function.
5343 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5344 and expected_loop_iterations_unbounded.
5345 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5346 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5347 * tree-data-ref.c (estimated_loop_iterations): Export.
5348 (get_references_in_stmt): Fix -- do not return addresses of local
5350 * cfgloop.h (expected_loop_iterations_unbounded,
5351 estimated_loop_iterations): Declare.
5353 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5355 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5357 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5359 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5360 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5361 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5362 Use output_387_reg_move().
5363 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5364 expander using X87MODEF12 mode macro.
5365 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5366 choosing register preferences. Use output_387_reg_move().
5367 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5368 instead of "x". Use output_387_reg_move().
5369 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5370 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5371 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5372 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5373 Use output_387_reg_move().
5374 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5376 (*truncxf?f_i387 splitter): Ditto.
5378 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5380 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5381 LANG_HOOKS_SAFE_FROM_P.
5382 * expr.c (safe_from_p): Remove langhook call.
5383 * langhooks.h (lang_hooks): Remove safe_from_p.
5384 (lhd_safe_from_p): Remove prototype.
5385 * langhooks.c (lhd_safe_from_p): Remove.
5387 2007-04-06 Jan Hubicka <jh@suse.cz>
5389 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5392 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5394 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5395 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5396 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5397 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5399 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5400 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5402 2007-04-05 Richard Henderson <rth@redhat.com>
5404 * config/alpha/alpha.c (print_operand) [+]: Remove.
5405 (alpha_end_function): Print nop if call at end of function.
5406 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5407 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5408 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5409 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5410 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5411 the call pattern. Update peepholes to match.
5413 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5415 * doc/extend.texi (Other Builtins): Add decimal float variants
5417 * builtins.def: Ditto.
5418 * builtins.c (expand_builtin): Ditto.
5420 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5421 H.J. Lu <hongjiu.lu@intel.com>
5424 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5425 of V8HImode when calling ix86_binary_operator_ok.
5426 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5427 (sdot_prodv8hi): Operands 1 and 2 must be register.
5429 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5431 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5432 initialize align to silence bogus warning.
5434 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5437 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5439 (struct sra_walk_fns): Remove use_all parameter from use.
5440 (sra_hash_tree): Handle BIT_FIELD_REFs.
5441 (sra_elt_hash): Don't hash bitfld blocks.
5442 (sra_elt_eq): Skip them in parent compares as well. Handle
5444 (sra_walk_expr): Don't maintain or pass down use_all_p.
5445 (scan_use): Remove use_all parameter.
5446 (scalarize_use): Likewise. Re-expand assignment to
5447 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5448 output, and re-scalarize after output. Don't mark anything
5450 (scalarize_ldst): Adjust.
5451 (scalarize_walk_gimple_modify_statement): Likewise.
5452 (build_element_name_1): Handle BIT_FIELD_REFs.
5453 (instantiate_element): Don't warn for any element whose parent
5455 (instantiate_missing_elements_1): Return the sra_elt.
5456 (canon_type_for_field): New.
5457 (try_instantiate_multiple_fields): New.
5458 (instantiate_missing_elemnts): Use them.
5459 (mark_no_warning): Removed.
5460 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5461 (REPLDUP, sra_build_elt_assignment): New.
5462 (generate_copy_inout): Use them.
5463 (generate_element_copy): Likewise. Handle bitfld differences.
5464 (generate_element_zero): Don't recurse for blocks. Use
5465 sra_build_elt_assignment.
5466 (generate_one_element_int): Take elt instead of var. Use
5467 sra_build_elt_assignment.
5468 (generate_element_init_1): Adjust.
5469 (scalarize_use, scalarize_copy): Use REPLDUP.
5470 (scalarize_ldst): Move assert before dereference.
5471 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5473 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5475 * regmove.c: Fix unused variable warnings due to previous commit.
5477 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5479 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5480 (regmove_bb_head): Remove.
5481 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5482 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5483 problems with fixup_match_1.
5484 Don't initialize/free regmove_bb_head.
5486 (reg_is_remote_constant_p): If an insn is in the same basic block
5487 but not before INSN, consider it remote, too.
5489 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5492 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5493 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5495 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5497 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5498 (CONDITIONAL_REGISTER_USAGE): Likewise.
5500 2007-04-04 Richard Henderson <rth@redhat.com>
5502 * config/alpha/lib1funcs.asm: Remove unused file.
5504 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5507 * opts.c (print_specific_help): Fix --help=<language>
5509 (common_handle_option): Support --help=common.
5511 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5514 * gcc.c (main): Do not run the linker if
5515 print_subprocess_help indicates that it shouldn't be
5518 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5521 * doc/invoke.texi (--help=): Document <languages> value, fix
5522 formatting in tables of values.
5524 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5526 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5527 dllimport attribute of virtual methods.
5529 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5531 * config/score/crti.asm: Change _bss_start to __bss_start.
5532 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5533 (OUTGOING_REG_PARM_STACK_SPACE) update.
5534 * config/score/score.opt: add options to make backend support
5535 score5, score5u, score7 and score7d.
5536 * config/score/score.md: Likewise.
5537 * config/score/misc.md: Likewise.
5538 * config/score/mac.md: Likewise.
5539 * doc/invoke.texi: Likewise.
5540 * doc/md.texi: update constraints define.
5542 2007-04-03 Richard Henderson <rth@redhat.com>
5544 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5545 an appropriate type, use the mode instead.
5547 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5549 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5550 Set the default --with-arch setting to mips2.
5551 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5552 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5553 (MULTILIB_OSDIRNAMES): Delete.
5554 (MULTILIB_DIRNAMES): Define.
5555 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5556 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5557 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5558 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5559 VXWORKS_OS_CPP_BUILTINS.
5560 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5561 (MIPS_DEBUGGING_INFO): Undefine.
5562 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5564 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5567 * fold-const.c (native_encode_real): Encode real.c provided longs
5568 as a series of 32-bit native integers.
5569 (native_interpret_real): Interpret buffer as a series of 32-bit
5572 2007-04-03 Richard Guenther <rguenther@suse.de>
5574 * genpreds.c (write_insn_constraint_len): Write function
5575 optimized for CONSTRAINT_LEN implementation.
5576 (write_tm_preds_h): Output insn_constraint_len inline and
5577 use it for CONSTRAINT_LEN.
5578 (write_insn_preds_c): Don't output insn_constraint_len.
5579 * doc/md.texi (define_register_constraint): Document multi-letter
5580 constraints shall have the same length if they start with the same
5583 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/i386.md (isinf<mode>2): Expand only when
5587 TARGET_C99_FUNCTIONS is set.
5589 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5591 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5592 (x86_64-*-linux*): Ditto.
5593 * config/i386/i386.opt (mpc): New option.
5594 * config/i386/i386.c (overrride_options): Handle
5595 ix87_precision_string.
5596 * config/i386/crtprec.c: New file.
5597 * config/i386/t-crtpc: Ditto.
5598 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5600 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5601 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5602 crtprec32.o, crtprec64.o and crtprec80.o.
5604 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5606 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5608 2007-04-02 Eric Christopher <echristo@apple.com>
5610 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5611 limitations on darwin.
5613 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5616 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5618 2007-04-02 Dave Korn <dave.korn@artimi.com>
5620 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5622 2007-04-02 Dave Korn <dave.korn@artimi.com>
5624 * libgcc2.h (exception_descriptor): Don't forward-declare.
5625 (__get_eh_table_language, __get_eh_table_version): Delete
5626 prototypes of long-dead functions.
5628 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5630 * ebitmap.h: New file
5631 * ebitmap.c: New file
5632 * Makefile.in (ebitmap.o): New target.
5634 2007-04-01 Jan Hubicka <jh@suse.cz>
5636 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5637 before very first instruction.
5639 2007-04-01 Jan Hubicka <jh@suse.cz>
5641 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5642 waring on 64bit hosts.
5643 * bitmap.h: Fix typo in bitmap_head_def.
5645 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5647 PR rtl-optimization/31391
5648 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5649 into a DELETED_LABEL note, and the label is in an empty basic
5650 block, update BB_END as well as BB_HEAD.
5652 2007-04-01 Richard Henderson <rth@redhat.com>
5654 PR tree-optimization/31169
5655 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5656 to varying if the range is outside [0, prec-1].
5658 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5661 * config/mips/mips.md (load_const_gp): New insn.
5662 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5663 the MIPS16 GP pseudo register if no_new_pseudos.
5664 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5666 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5669 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5671 (call_value): Likewise.
5673 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5674 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5677 * doc/invoke.texi: (optimization options): Reword description
5678 of -ffast-math. Document its primary purpose.
5680 2007-03-31 Richard Guenther <rguenther@suse.de>
5682 * omp-low.c (splay-tree.h): Include.
5683 (lookup_decl): Replace splay-tree usage by pointer-map.
5684 (maybe_lookup_decl): Likewise.
5685 (new_omp_context): Likewise.
5686 (delete_omp_context): Likewise.
5687 * gimplify.c (splay-tree.h): Include.
5688 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5690 (remap_ssa_name): Likewise.
5691 (remap_decl): Likewise.
5692 (remap_type_1): Likewise.
5693 (remap_type): Likewise.
5694 (copy_body_r): Likewise.
5695 (expand_call_inline): Likewise.
5696 (clone_body): Likewise.
5697 (copy_tree_r): Likewise.
5698 (remap_save_expr): Likewise.
5699 (unsave_r): Likewise.
5700 (unsave_expr_now): Likewise.
5701 (tree_function_versioning): Likewise.
5702 (build_duplicate_type): Likewise.
5703 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5704 (struct copy_body_data): Replace splay-tree by pointer-map.
5705 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5706 not $(SPLAY_TREE_H).
5707 (gimplify.o): Depend on $(SPLAY_TREE_H).
5708 (omp-low.p): Likewise.
5710 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5712 * config/avr/predicates.md (even_register_operand,
5713 odd_register_operand): New predicates.
5714 * config/avr/avr.md (movw peephole2): New.
5715 (movw_r peephole2): New.
5717 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5719 * tree.h (get_signed_or_unsigned_type): New.
5720 * fold-const.c (operand_equal_for_comparison_p): Use
5721 get_signed_or_unsigned_type instead of
5722 lang_hooks.types.signed_or_unsigned_type.
5723 * expr.c (store_expr): Ditto.
5724 * langhooks.c (get_signed_or_unsigned_type): New.
5725 (lhd_signed_or_unsigned_type): New.
5726 * langhooks.h (lhd_signed_or_unsigned_type): New.
5727 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5729 2007-03-30 Richard Henderson <rth@redhat.com>
5731 * tree-ssa-loop-ivopts.c: Include target.h.
5732 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5733 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5734 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5735 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5737 2007-03-30 Richard Henderson <rth@redhat.com>
5738 Kai Tietz <kai.tietz@onevision.com>
5740 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5742 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5743 (TARGET_64BIT_MS_ABI): New.
5744 (DBX_REGISTER_NUMBER): Handle 64-bit.
5745 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5746 (LONG_TYPE_SIZE): Force to 32.
5747 (REG_PARM_STACK_SPACE): New.
5748 (OUTGOING_REG_PARM_STACK_SPACE): New.
5749 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5750 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5751 (STACK_BOUNDARY): Use 128 for 64-bit.
5752 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5753 Add 64-bit implementation.
5754 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5756 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5757 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5758 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5759 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5760 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5761 TARGET_64BIT_MS_ABI.
5762 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5763 (ix86_pass_by_reference): Likewise.
5764 (ix86_function_value_regno_p): Likewise.
5765 (ix86_build_builtin_va_list): Likewise.
5766 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5767 (function_arg_advance_ms_64): New.
5768 (function_arg_advance): Call it.
5769 (function_arg_ms_64): New.
5770 (function_arg): Call it.
5771 (function_value_ms_64): New.
5772 (ix86_function_value_1): Call it.
5773 (return_in_memory_ms_64): New.
5774 (ix86_return_in_memory): Call it.
5775 (setup_incoming_varargs_ms_64): New.
5776 (ix86_setup_incoming_varargs): Call it.
5777 (ix86_expand_prologue): Handle 64-bit stack probing.
5778 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5779 (output_pic_addr_const): Likewise.
5780 (x86_this_parameter): Likewise.
5781 (x86_output_mi_thunk): Likewise.
5782 (x86_function_profiler): Likewise.
5783 (TARGET_STRICT_ARGUMENT_NAMING): New.
5784 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5785 (TARGET_64BIT_MS_ABI): New.
5786 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5787 * config/i386/i386.md (allocate_stack_worker): Remove.
5788 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5789 describe the clobber of eax without a match_scratch.
5790 (allocate_stack_worker_postreload): Remove.
5791 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5792 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5793 (allocate_stack_worker_rex64_postreload): Remove.
5794 (allocate_stack): Handle 64-bit.
5795 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5796 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5797 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5798 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5799 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5800 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5801 * config.build (x86_64-*-mingw*): New host.
5802 * config.host (x86_64-*-mingw*): New host.
5803 * config.gcc (x86_64-*-mingw*): New target.
5804 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5806 2007-03-30 Richard Henderson <rth@redhat.com>
5807 Kai Tietz <kai.tietz@onevision.com>
5809 * c-pragma.c (struct def_pragma_macro_value): New.
5810 (struct def_pragma_macro): New.
5811 (pushed_macro_table): New.
5812 (dpm_hash, dpm_eq): New.
5813 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5814 (init_pragma): Install them.
5815 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5817 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5819 * config/avr/avr.c (avr_override_options): Clear
5820 'flag_delete_null_pointer_checks'.
5822 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5825 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5826 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5827 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5828 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5829 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5830 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5831 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5833 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5835 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5837 * regmove.c: Move all of pass_stack_adjustments from here...
5838 * combine-stack-adj.c: ...to this new file.
5839 * Makefile.in: Add rules for combine-stack-adj.o.
5841 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5843 PR tree-optimization/31383
5844 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5845 to have the same length.
5847 2007-03-30 Jan Hubicka <jh@suse.cz>
5850 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5851 availablility; add more sanity checking; ask varpool only about
5854 2007-03-29 Richard Henderson <rth@redhat.com>
5856 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5857 to decide, but __SIZEOF_LONG_LONG__.
5859 2007-03-29 Richard Henderson <rth@redhat.com>
5861 * emutls.c (struct __emutls_array): New.
5862 (emutls_destroy): Use it instead of casting element 0 from void*.
5863 (__emutls_get_address): Likewise.
5865 2007-03-29 Richard Henderson <rth@redhat.com>
5867 * varasm.c (initializer_constant_valid_p): Don't deny
5868 DECL_DLLIMPORT_P on functions.
5870 * config/i386/cygming.h: Remove function declarations.
5871 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5872 (ASM_OUTPUT_LABELREF): Remove.
5873 (COMMON_ASM_OP): Remove.
5874 (ASM_OUTPUT_COMMON): Remove.
5875 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5876 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5877 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5878 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5879 Rename from TARGET_ENCODE_SECTION_INFO.
5880 * config/i386/netware.h: Likewise.
5881 * config/i386/i386-protos.h: Update.
5882 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5883 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5884 (legitimate_constant_p): Reject dllimports.
5885 (dllimport_map, get_dllimport_decl): New.
5886 (legitimize_dllimport_symbol): New.
5887 (legitimize_address, ix86_expand_move): Use it.
5888 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5889 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5890 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5891 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5892 * config/i386/predicates.md (constant_call_address_operand): Only
5893 accept symbols; reject dllimport_p symbols.
5894 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5895 i386_pe_maybe_record_exported_symbol.
5896 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5897 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5898 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5899 trust the setting of DECL_DLLIMPORT_P.
5900 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5901 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5902 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5903 tidy the argument scanning loop.
5904 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5905 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5906 (i386_pe_strip_name_encoding): Remove.
5907 (i386_pe_binds_local_p): New.
5908 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5909 (i386_pe_output_labelref): Remove.
5910 (i386_pe_asm_output_aligned_decl_common): New.
5911 (i386_pe_maybe_record_exported_symbol): Rename from
5912 i386_pe_record_exported_symbol; check for dllexported symbols.
5914 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5916 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5917 add comment explaining why vsnprintf cannot be used.
5919 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5921 PR tree-optimization/30666
5922 * tree.c (build_complex_type): When creating type names for DWARF2
5923 debug info, create TYPE_DECLs for TYPE_NAME instead of
5925 (build_common_tree_nodes_2): Use build_complex_type when building
5926 predefined complex types, to preserve canonical types.
5928 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5930 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5931 (noce_get_alt_condition): Look at it to determine whether to
5932 reverse the condition or not.
5933 (noce_get_condition): Substitute the truth for lies.
5934 (noce_find_if_block): Set the then_else_reversed field.
5936 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5938 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5939 destination of this insn.
5940 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5941 than calling gen_rtx_SET directly. Use r0 to hold the value of
5942 'address + 4' rather than a stack based temporary which can be
5945 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5947 * config/s390/s390.c (s390_secondary_input_reload_class,
5948 s390_secondary_output_reload_class): Functions removed.
5949 (s390_secondary_reload): New function.
5950 (TARGET_SECONDARY_RELOAD): Target macro defined.
5951 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5952 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5953 * config/s390/s390.md ("reload_outti", "reload_outdi",
5954 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5955 "reload_out<mode>"): Expanders removed.
5956 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5957 "reload<mode>_nonoffmem_out"): Expanders added.
5959 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5961 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5962 SRC->DEST replacement failed anyway.
5964 2007-03-28 Mike Stump <mrs@apple.com>
5966 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5967 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5968 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5970 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5972 * config.gcc: Accept barcelona as a variant of amdfam10.
5973 * config/i386/i386.c (override_options): Likewise.
5974 * doc/invoke.texi: Likewise.
5976 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5978 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5979 offsets for BIT_FIELD_REF and COMPONENT_REF.
5981 2007-03-28 Richard Guenther <rguenther@suse.de>
5983 * tree.c (is_global_var): Move ...
5984 * tree-flow-inline.h (is_global_var): ... here.
5985 * tree.h (is_global_var): Remove declaration.
5987 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5989 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5991 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5992 * config/i386/i386.c (ix86_tune_features): Initialize new
5994 * config/i386/predicates.md (promotable_binary_operator): Use
5995 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5997 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6000 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6002 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6004 * config/fr30/fr30.md (movsi_internal): Change destination
6005 constraint from m to V and add m to the end.
6007 2007-03-28 Christian Bruel <christian.bruel@st.com>
6009 * config/sh/sh.md (movsi_i): Fix type attribute.
6011 2007-03-28 Christian Bruel <christian.bruel@st.com>
6013 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6014 (movsf_ie): Likewise.
6016 2007-03-28 Christian Bruel <christian.bruel@st.com>
6018 * config.gcc: Add sh4-300 to multilib.
6019 * config/sh/t-mlib-sh4-300: New file.
6021 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6023 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6024 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6026 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6027 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6028 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6029 "fixuns_trunctddi2"): Whitespace fix.
6031 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6033 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6034 the definition of struct sh_args.
6035 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6036 CALL_COOKIE_INT_REG_GET): Likewise.
6038 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6040 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6041 transformations are applied successfully.
6043 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6045 * tree.c (tree_contains_struct): Permit 512 tree codes.
6046 * tree.h (tree_contains_struct): Ditto.
6047 (MAX_TREE_CODES): Ditto.
6048 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6049 SPARE member to store remaining padding bits.
6051 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6053 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6056 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6058 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6059 * configure: Regenerate.
6061 * configure: Regenerate using the correct version of autoconf.
6063 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6065 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6067 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6068 regs to "__SP_L__" and "__SP_H__".
6070 2007-03-27 Richard Guenther <rguenther@suse.de>
6072 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6073 computations with it with a HOST_WIDE_INT variable.
6075 2007-03-26 Mike Stump <mrs@apple.com>
6077 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6078 objective-c-header, objective-c++-header and objc++-cpp-output
6080 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6082 2007-03-26 Richard Henderson <rth@redhat.com>
6085 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6086 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6087 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6088 IX86_BUILTIN_PSRLQ128): New.
6089 (ix86_init_mmx_sse_builtins): Add them.
6090 (ix86_expand_builtin): Expand them.
6091 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6092 operand 2 be TImode.
6093 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6094 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6095 _mm_srli_epi64): Mark __B const.
6096 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6097 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6098 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6099 new two-vector shift builtins.
6101 2007-03-26 Ian Lance Taylor <iant@google.com>
6103 PR tree-optimization/31345
6104 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6105 [+INF, +INF(OVF)] into VARYING.
6107 2007-03-26 Zack Weinberg <zackw@panix.com>
6109 * gengtype-parse.c: New file.
6110 * gengtype-yacc.y: Delete.
6111 * gengtype-lex.l: Don't include gengtype-yacc.h.
6112 Define YY_DECL and yyterminate appropriately for recursive
6113 descent parser. yylval is now a string out-parameter to yylex.
6114 (HWS, EOID): New shorthand.
6115 (IWORD): Add a couple more types.
6116 (yylex): Add a setup stanza. Remove the complex rules for
6117 detecting GTY'ed types and typedefs; replace with simple
6118 keyword detectors. Adjust everything for the changed
6119 definition of yylval. Ignore all pp-directives, not just #define.
6121 (parse_file): Rename yybegin; do not call yyparse.
6123 * gengtype.c (xasprintf): Export again.
6124 (this_file): New. Use everywhere __FILE__ was being used.
6125 (get_lang_bitmap): Special case types defined in gengtype.c.
6126 (do_typedef, new_structure): Suppress definition of certain types.
6127 (new_structure): Improve diagnostics of duplicate definitions.
6128 Make sure location_s is associated with input.h.
6129 (nreverse_pairs, define_location_structures): New functions.
6130 (main): Improve tagging of kludge types. Remove old kludges
6131 for input.h types; use define_location_structures.
6132 * gengtype.h: Update prototypes. Define token codes here.
6133 * Makefile.in: Remove all references to gengtype-yacc.
6134 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6136 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6137 add GTY((skip)) to the field that's only conditionally there.
6138 * doc/install.texi: Document that Bison is no longer required
6139 unless building treelang.
6141 * gengtype.c: Don't include gtyp-gen.h.
6142 (srcdir): Declare here.
6143 (base_files, lang_dir_names): Allocate dynamically.
6144 (gt_files, num_gt_files, num_lang_dirs): New globals.
6145 (measure_input_list, read_input_line, read_input_list)
6146 (set_lang_bitmap): New functions.
6147 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6148 simplify, relying on read_input_list to set up the bitmaps.
6149 (main): Arguments are no longer unused. Check for correct number
6150 of command line arguments, set srcdir and srcdir_len, then call
6151 read_input_list, before doing anything else. No need to worry
6152 about duplicates in main loop.
6153 * configure.ac: Simplify the calculation of all_gtfiles.
6154 Put language tags in there. Don't set or substitute
6155 all_gtfiles_files_langs or all_gtfiles_files_frags.
6156 * Makefile.in: Revamp the way gengtype is invoked, now that it
6157 takes a file on its command line with a much simpler format.
6158 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6159 (GTFILES): Remove duplicates and C source files.
6160 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6161 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6162 * configure: Regenerate.
6164 * gengtype.h: Remove all type definitions to gengtype.c; leave
6165 only definitions of options_p, type_p, and pair_p as opaque
6166 pointers. Update prototypes.
6167 * gengtype.c: Many type definitions moved here from gengtype.h.
6168 Consolidate type definitions at the top of the file.
6169 (xvasprintf): Delete.
6170 (xasprintf): Make static.
6171 (create_nested_pointer_option): Add 'next' parameter.
6172 (create_field_all, create_field_at): New functions.
6173 (create_field): Now a thin wrapper around create_field_all.
6174 (create_optional_field): Rename create_optional_field_ and add
6175 line argument. Original name is now a macro which supplies
6177 (oprintf): Use vsnprintf directly.
6178 (close_output_files): Use fatal rather than perror/exit.
6179 (note_def_vec, note_def_vec_alloc): Use create_field_at.
6180 (main): Set progname. Don't use exit.
6181 * gengtype-yacc.y (struct_fields): Use create_field_at.
6182 (option, optionseqopt): Delete.
6183 (optionseq): Consolidate productions from option here so we
6184 can use the first argument to create_option.
6186 * gengtype-lex.l: Distinguish unions from structures in the
6187 token type. Don't call find_structure; return the tag as a string.
6188 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
6189 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
6190 Reorganize typedef_struct production accordingly.
6191 Use create_nested_ptr_option.
6192 * gengtype.c (create_nested_ptr_option): New function.
6193 * gengtype.h: Declare it.
6195 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
6196 (string_type): Don't declare.
6197 (do_scalar_typedef): Declare.
6198 (create_scalar_type): Update prototype.
6199 * gengtype.c (string_type): Make static.
6200 (scalar_nonchar, scalar_char): New.
6201 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
6202 (resolve_typedef): Use scalar_nonchar for error recovery.
6203 (create_scalar_type): Remove name_len field. Return scalar_char
6204 or scalar_nonchar as appropriate.
6205 (adjust_field_type): Look at scalar_is_char boolean to decide whether
6207 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
6209 (main): Initialize scalar_char and scalar_nonchar before calling
6211 * gengtype-lex.l: Adjust for removal of second argument to
6212 create_scalar_type. Use yylval.s instead of yylval.t when
6214 * gengtype-yacc.y: Type of SCALAR is string. Call
6215 create_scalar_type from type:SCALAR rule. Adjust for removal of
6216 second argument to create_scalar_type.
6218 * vec.h: Remove all #if IN_GENGTYPE blocks.
6219 Add comment saying that changes may require adjustments to gengtype.
6220 * gengtype.c: Don't include coretypes.h or tm.h.
6221 Add comment to inclusion of errors.h.
6222 (note_def_vec, note_def_vec_alloc): New functions.
6223 * gengtype.h: Declare new functions.
6224 * gengtype-lex.l: Don't include coretypes.h.
6225 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
6227 (update_lineno): Remove unnecessary prototype.
6228 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
6229 (VEC rule): Just return VEC_TOKEN.
6230 * gengtype-yacc.y (VEC_TOKEN): New token type.
6231 (type): Add a production for VEC(a,b).
6232 * Makefile.in: Update dependencies.
6234 * gengtype-lex.l: Remove rules for parsing pointer-to-function
6235 typedefs that use the old PARAMS macro.
6237 * gengtype-lex.l: Remove all rules and states relating to yacc
6239 * gengtype-yacc.y: Similarly.
6240 * gengtype.c (note_yacc_type): Delete function.
6241 * gengtype.h: Update prototypes.
6243 2007-03-26 Joseph Myers <joseph@codesourcery.com>
6245 * tree-pretty-print.c (dump_generic_node): Report precision of
6246 unnamed integer types.
6248 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
6250 * ifcvt.c (noce_try_store_flag_constants): Don't check
6251 no_new_pseudos here.
6252 (noce_try_store_flag_constants): Don't check no_new_pseudos.
6253 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
6254 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6255 noce_try_sign_mask): Likewise.
6256 (if_convert): Check no_new_pseudos here.
6258 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6260 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6261 (noce_get_condition): Handle new then_else_reversed argument.
6262 (noce_init_if_info): Remove, fold into noce_find_if_block.
6263 (noce_process_if_block): Take a struct noce_if_info as the
6264 argument. Don't set up one based on ce_if_info. Update pointer
6265 references accordingly.
6266 (cond_move_process_if_block): Likewise.
6267 (process_if_block): Removed.
6268 (find_if_block): Removed. Move functionality two new functions,
6269 noce_find_if_block and cond_exec_find_if_block.
6270 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6271 blocks and the symmetric IF-ELSE-JOIN case.
6272 (cond_exec_find_if_block): Also new function mostly based on old
6273 find_if_block and process_if_block.
6274 (find_if_header): Replace find_if_block call with separately
6275 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6276 (find_cond_trap): Update noce_get_condition call.
6277 (dead_or_predicable): Likewise.
6279 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6281 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6283 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6284 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6285 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6286 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6287 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6288 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6289 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6290 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6291 __builtin_ia32_psrad128 builtins.
6293 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6295 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6296 * config/i386/constraints.md
6297 (define_constraint "I"): Use IN_RANGE macro.
6298 (define_constraint "J"): Ditto.
6299 (define_constraint "K"): Ditto.
6300 (define_constraint "M"): Ditto.
6301 (define_constraint "N"): Ditto.
6302 (define_constraint "O"): Ditto.
6303 * config/i386/predicates.md
6304 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6305 (define_predicate "const_0_to_3_operand"): Ditto.
6306 (define_predicate "const_0_to_7_operand"): Ditto.
6307 (define_predicate "const_0_to_15_operand"): Ditto.
6308 (define_predicate "const_0_to_63_operand"): Ditto.
6309 (define_predicate "const_0_to_255_operand"): Ditto.
6310 (define_predicate "const_1_to_31_operand"): Ditto.
6311 (define_predicate "const_2_to_3_operand"): Ditto.
6312 (define_predicate "const_4_to_7_operand"): Ditto.
6314 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6316 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6317 in SImode for save_world.
6318 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6321 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6323 PR tree-optimization/30784
6324 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6327 2007-03-25 Revital Eres <eres@il.ibm.com>
6329 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6330 Fold movement_possibility function into it.
6332 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6334 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6335 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6336 (call_indirect_nonlocal_darwin64): Same.
6337 (call_nonlocal_darwin64): Same.
6338 (call_value_indirect_nonlocal_darwin64): Same.
6339 (call_value_nonlocal_darwin64): Same.
6340 (sibcall_nonlocal_darwin64): Same.
6341 (sibcall_value_nonlocal_darwin64): Same.
6342 (sibcall_symbolic_64): Same.
6343 (sibcall_value_symbolic_64): Same.
6344 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6346 (rs6000_emit_load_toc_table): Same.
6347 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6348 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6354 (load_toc_v4_pic_si): Same
6355 (load_toc_v4_PIC_1): Same.
6356 (load_toc_v4_PIC_1b): Same.
6357 (call_indirect_aix{32,64}): Same.
6358 (call_value_indirect_aix{32,64}): Same.
6361 (call_local{32,64}): Same.
6362 (call_value_local{32,64}): Same.
6363 (call_indirect_nonlocal_aix{32,64}): Same.
6364 (call_nonlocal_aix{32,64}): Same.
6365 (call_value_indirect_nonlocal_aix{32,64}): Same.
6366 (call_value_nonlocal_aix{32,64}): Same.
6367 (call_indirect_nonlocal_sysv<mode>): Same.
6368 (call_nonlocal_sysv<mode>): Same.
6369 (call_value_indirect_nonlocal_sysv<mode>): Same.
6370 (call_value_nonlocal_sysv<mode>): Same.
6372 (sibcall_local{32,64}): Same.
6373 (sibcall_value_local{32,64}): Same.
6374 (sibcall_nonlocal_aix{32,64}): Same.
6375 (sibcall_value_nonlocal_aix{32,64}): Same.
6376 (sibcall_nonlocal_sysv<mode>): Same.
6377 (sibcall_value): Same.
6378 (sibcall_value_nonlocal_sysv<mode>): Same.
6380 2007-03-24 Paul Brook <paul@codesourcery.com>
6382 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6383 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6385 2007-03-24 Richard Henderson <rth@redhat.com>
6387 * config/ia64/constraints.md: New file.
6388 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6389 satisfies_constraint_?.
6390 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6391 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6392 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6393 ia64_output_mi_thunk): Likewise.
6394 (ia64_const_ok_for_letter_p): Remove.
6395 (ia64_const_double_ok_for_letter_p): Remove.
6396 (ia64_extra_constraint): Remove.
6397 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6398 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6399 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6400 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6401 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6402 EXTRA_MEMORY_CONSTRAINT): Remove.
6403 * config/ia64/ia64.md: Include constriants.md. Replace
6404 CONST_OK_FOR_? with satisfies_constraint_?.
6406 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6407 H.J. Lu <hongjiu.lu@intel.com>
6409 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6411 (name macros): Use DPD_BID_NAME to convert names properly.
6413 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6414 decimal floating point format.
6415 (init_floating_libfuncs): Change decimal functions so that they
6416 have a "bid_" prefix if the decimal system uses the BID format,
6417 and "dpd_" prefix if the decimal system uses the DPD format.
6418 (init_interclass_conv_libfuncs): Ditto.
6419 (init_intraclass_conv_libfuncs): Ditto.
6421 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6422 using the BID format.
6424 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6425 whether we are using the BID decimal format.
6426 * configure: Regenerate.
6428 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6429 the compiler has decimal floating point enabled. Define
6430 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6433 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6434 using the BID format.
6436 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6437 whether we are using the BID decimal format.
6438 * configure: Regenerate.
6440 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6441 the compiler has decimal floating point enabled. Define
6442 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6445 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6446 options, and that it is enabled for i386/x86_64 systems.
6448 * Makefile.in (enable_decimal_float): New.
6450 (DECNUMINC): Add -I$(DECNUMFMT).
6451 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6452 to $(DECNUMFMT) from $(DECNUM).
6454 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6455 Substitute enable_decimal_float.
6456 * configure: Regenerated.
6459 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6462 * configure.ac: Enable decimal float for x86_64-*-linux*.
6463 * configure: Regenerated.
6466 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6467 decimal128ClearSign to flip and clear the sign bit in decimal128.
6468 (decimal_real_maxval): Set decimal128SetSign to set the sign
6471 2007-03-23 Ian Lance Taylor <iant@google.com>
6473 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6475 2007-03-23 Ian Lance Taylor <iant@google.com>
6477 * tree-dump.c (dump_files): Correct comment.
6479 2007-03-23 Ian Lance Taylor <iant@google.com>
6481 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6483 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6485 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6486 in cfglayout mode. Don't go into and out of cfglayout mode.
6487 Link the blocks in the order of the constructed traces.
6488 (rest_of_handle_tracer): Adjust call to tracer.
6489 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6490 Don't go into cfglayout mode.
6491 (rtl_loop_done): Don't go out of cfglayout mode.
6492 * cfglayout.c (relink_block_chain): New function, split out from...
6493 (fixup_reorder_chain): ...here. Remove redundant checking.
6494 (cfg_layout_finalize): Don't clear the header, footer, and aux
6495 fields here, move the code to do so to relink_block_chain. Likewise
6496 for free_original_copy_tables.
6497 * rtl.h (tracer): Update prototype.
6498 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6499 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6500 mode. Use relink_block_chain to serialize the CFG according to the
6501 new basic block order. Move targetm.cannot_modify_jumps_p check from
6503 (gate_handle_reorder_blocks): ...to here.
6504 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6506 (gate_duplicate_computed_gotos): ...to here.
6507 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6508 something always changes when going into and out of cfglayout mode.
6509 Perform an expensive cfg cleanup while going into cfglayout mode.
6510 Always update liveness information on HAVE_conditional_execution
6511 targets. Reserialize the basic blocks and go out of cfglayout mode.
6512 * reg-stack.c: Include cfglayout.h.
6513 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6514 the call to reorder_basic_blocks.
6515 * basic-block.h (reorder_basic_blocks): Update prototype.
6516 (relink_block_chain): New prototype.
6517 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6519 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6521 * config/mips/mips.md (type, hazard, *movdi_32bit,
6522 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6523 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6524 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6525 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6526 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6528 (movcc): Change first xfer to multi.
6529 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6530 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6531 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6532 config/mips/generic.md: Change reservations using "xfer" to use
6534 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6535 using match_operand.
6536 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6537 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6539 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6541 2007-03-22 Richard Henderson <rth@redhat.com>
6543 * config/i386/i386.c: Remove unnecessary function declarations.
6544 Move targetm definition, and all related macros, to the end of
6545 the file. Resort some functions to put definitions before uses.
6546 (ix86_attribute_table): Make static. Move to end of file.
6547 (ix86_gimplify_va_arg): Make static.
6549 2007-03-22 Richard Henderson <rth@redhat.com>
6551 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6552 don't increase local_regparm with force_align_arg_pointer check.
6553 (ix86_function_sseregparm): Assert 32-bit.
6554 (type_has_variadic_args_p): New.
6555 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6556 type_has_variadic_args_p.
6557 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6558 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6559 use memset instead. Do maybe_vaarg check first; skip attribute
6560 tests if true; skip attribute tests for 64-bit.
6561 (construct_container): Remove TARGET_DEBUG_ARG.
6562 (function_arg_advance_32, function_arg_advance_64): Split out ...
6563 (function_arg_advance): ... from here.
6564 (function_arg_32, function_arg_64): Split out ...
6565 (function_arg): ... from here.
6566 (ix86_pass_by_reference): Tidy.
6567 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6568 (function_value_32): New, from parts of ix86_function_value
6569 and ix86_value_regno.
6570 (function_value_64): New, from parts of ix86_function_value
6571 and ix86_libcall_value.
6572 (ix86_function_value_1): New.
6573 (ix86_function_value, ix86_libcall_value): Use it.
6574 (return_in_memory_32, return_in_memory_64): Split out ...
6575 (ix86_return_in_memory): ... from here.
6576 (ix86_struct_value_rtx): Skip for 64-bit.
6577 (ix86_libcall_value, ix86_value_regno): Remove.
6578 (setup_incoming_varargs_64): Split out ...
6579 (ix86_setup_incoming_varargs): ... from here.
6580 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6581 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6582 * config/i386/i386-protos.h (ix86_function_value): Remove.
6583 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6585 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6588 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6589 infinities not supported, otherwise emit warning if -Woverflow. On
6590 underflow, emit warning if -Woverflow.
6591 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6593 * real.h (real_from_string): Update declaration
6595 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6596 Richard Henderson <rth@redhat.com>
6598 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6599 * calls.c (compute_argument_block_size, expand_call,
6600 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6601 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6602 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6603 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6604 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6605 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6606 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6607 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6610 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6612 * c-incpath.c (add_sysroot_to_chain): New.
6613 (merge_include_chains): Add sysroot argument. Call
6614 add_sysroot_to_chain if sysrooted.
6615 (register_include_chains): Update call to merge_include_chains.
6616 * doc/cppopts.texi: Document use of '=' in include directory
6619 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6621 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6622 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6623 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6624 insn pattern using X87MODEF12 mode macro.
6626 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6628 * regmove.c (regmove_optimize): Use reg_mentioned_p
6629 instead of reg_overlap_mentioned_p for DST.
6631 2007-03-21 Mike Stump <mrs@apple.com>
6633 * c.opt: Fixup for Objective-C/C++.
6635 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6637 * explow.c (convert_memory_address): Fold memory reference when
6638 POINTERS_EXTEND_UNSIGNED < 0
6640 2007-03-21 Richard Henderson <rth@redhat.com>
6643 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6644 * config/i386/mmintrin.h (__m64): Likewise.
6645 * config/i386/xmmintrin.h (__m128): Likewise.
6647 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6649 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6650 (VXWORKS_OS_CPP_BUILTINS): Define.
6651 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6652 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6654 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6656 * rtl.h (constant_pool_reference_p): Delete.
6657 (find_constant_src): Declare.
6658 * rtlanal.c (find_constant_src): New function.
6659 * simplify-rtx.c (constant_pool_reference_p): Delete.
6660 * config/i386/i386.md: Use find_constant_src instead of
6661 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6663 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6665 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6666 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6668 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6670 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6671 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6672 (arm_elf_asm_constructor): Use it.
6673 (arm_elf_asm_destructor): New function.
6675 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6677 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6679 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6681 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6683 2007-03-19 Andrew Haley <aph@redhat.com>
6685 PR tree-optimization/31264
6686 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6689 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6691 PR rtl-optimization/30907
6692 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6693 (fwprop_init): Always call loop_optimizer_initialize.
6694 (fwprop_done): Always call loop_optimizer_finalize.
6695 (fwprop): We always have loop info now.
6696 (gate_fwprop_addr): Remove.
6697 (pass_fwprop_addr): Use gate_fwprop as gate.
6699 PR rtl-optimization/30841
6700 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6701 df_chain_alloc): Call df_reorganize_refs unconditionally.
6702 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6703 refs_organized to refs_organized_size.
6704 (df_ref_create_structure): Use refs_organized_size instead of
6705 bitmap_size if refs had been organized, and keep refs_organized_size
6707 * df.h (struct df_ref_info): Change refs_organized to
6708 refs_organized_size.
6709 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6712 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6714 * except.c (output_function_exception_table): Do not reference the
6715 EH personality routine for functions that do not require an
6718 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6721 * c-typeck.c (convert_for_assignment): Call comptypes for
6722 RECORD_TYPE or UNION_TYPE.
6725 * reload1.c (reload): Do invalid ASM checking after
6726 cleanup_subreg_operands.
6728 2007-03-19 Jeff Law <law@redhat.com>
6730 * tree-cfg.c (find_taken_edge): Tighten conditions for
6731 optimizing computed gotos.
6733 2007-03-19 Michael Matz <matz@suse.de>
6735 * builtins.c (expand_builtin_sync_operation,
6736 expand_builtin_compare_and_swap,
6737 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6740 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6741 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6744 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6746 * doc/tm.texi: Add brackets around the return type of
6747 TARGET_SECONDARY_RELOAD.
6749 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6750 Richard Guenther <rguenther@suse.de>
6752 PR tree-optimization/31254
6753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6754 Use handled_component_p () where appropriate. Continue
6755 propagating into the rhs if we propagated into an INDIRECT_REF
6758 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6760 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6761 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6762 (xde, xdee): Mode attributes adjusted to support DFP modes.
6763 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6764 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6765 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6766 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6767 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6768 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6769 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6771 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6772 "movsf"): Insn definitions removed.
6773 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6774 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6775 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6777 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6778 "reload_in<mode>", "reload_out<mode>"): Expander added.
6779 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6782 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6784 * config/s390/s390.md: Only non-functional changes. Renamed
6785 FPR mode macro to BFP all over the file.
6787 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6789 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6790 (op_type attribute): RRF instruction type added.
6791 (fT0): New mode attribute.
6792 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6793 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6794 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6795 no secondary memory is needed when moving DFmode values between GPRs
6798 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6800 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6801 inverted and documentation adjusted.
6802 ("mhard-dfp", "msoft-dfp"): New options.
6803 * config/s390/s390.c (s390_handle_arch_option): New architecture
6805 (override_options): Sanity checks for the new options added.
6806 * config.gcc: New architecture switch: z9-ec.
6807 * config/s390/s390.h (processor_flags): PF_DFP added.
6808 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6809 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6810 when the bit is NOT set so remove it from the defaults.
6812 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6814 * genemit.c (main): Print include statement for dfp.h.
6815 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6818 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6820 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6822 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6825 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6828 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6830 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6831 attr_length_call, output_call, output_indirect_call): Cleanup
6832 formatting of targetm calls.
6834 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6836 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6838 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6840 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6841 reservation, bypass and anti-bypass descriptions for these instructions.
6842 Update move patterns.
6843 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6846 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6848 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6849 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6850 (get_initial_def_for_reduction): Likewise.
6852 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6854 Fix PR tree-optimization/29922
6855 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6856 (get_representative): Removed.
6857 (value_dies_in_block_x): Update for rvuse removal.
6858 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6859 (compute_antic_aux): Handle when PHI nodes appear in
6860 non-single-successors.
6861 (dump_bitmap_of_names): Removed.
6862 (compute_antic_safe): Renamed and removed rvuse calculation.
6863 Calculate only antic safe.
6864 (insert_into_preds_of_block): Remove assert.
6865 (execute_pre): Update for renamed functions.
6866 (defer_or_phi_translate_block): New function.
6868 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6870 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6871 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6873 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6874 Follow spelling conventions.
6876 * tree-data-ref.h: Remove the prototype for analyze_array.
6878 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6880 PR tree-optimization/31041
6881 * tree-vect-transform.c (get_initial_def_for_induction): Call
6882 force_gimple_operand.
6884 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6886 * ipa-type-escape.c (look_for_casts) : Revert code to use
6887 handled_component_p due to ada test a-numaux.adb.
6889 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6891 * final.c (final_scan_insn): Alter the condition of a
6892 conditional trap if we have nonstandard CC.
6894 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6896 * configure.ac: Remove excess quoting from asm line 0 test.
6897 * configure: Rebuilt.
6899 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6901 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6902 * c-common.c (convert_and_check): Move warning logic to...
6903 (warnings_for_convert_and_check): ...here. Define.
6904 * c-common.h (warnings_for_convert_and_check): Declare.
6906 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6908 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6909 (output_call): Likewise.
6911 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6913 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6915 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6917 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6919 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6921 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6922 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6924 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6926 PR tree-optimization/31183
6927 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6928 Use double_int instead of unsigned int for representing access_strides.
6929 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6931 2007-03-16 Richard Guenther <rguenther@suse.de>
6933 PR tree-optimization/31146
6934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6935 to allow recursion of forward_propagate_addr_expr.
6936 (forward_propagate_addr_into_variable_array_index): Likewise.
6937 (forward_propagate_addr_expr): Likewise.
6938 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6939 (forward_propagate_addr_expr_1): Recurse on simple copies
6940 instead of propagating into them. Do so for useless conversions
6942 (forward_propagate_addr_expr): Clean up unused statements after
6945 2007-03-16 Richard Guenther <rguenther@suse.de>
6947 * builtins.c (expand_builtin_cexpi): Use the right argument
6948 for the expansion via cexp.
6950 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6952 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6953 * configure: Rebuilt.
6955 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6958 * dwarf2out.c (force_type_die): Adjust comment.
6959 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6961 2007-03-15 DJ Delorie <dj@redhat.com>
6963 * config/frv/predicates.md (minmax_operator): Don't check operands
6966 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6968 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6969 Update constant estimates of number of iterations.
6970 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6971 argument renamed to "realistic".
6972 (compute_estimated_nb_iterations): Removed.
6973 (record_niter_bound): New function.
6974 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6975 call record_nonwrapping_iv with upper = false.
6976 (infer_loop_bounds_from_signedness): Pass upper argument to
6977 record_nonwrapping_iv.
6978 (estimate_numbers_of_iterations_loop): Do not call
6979 compute_estimated_nb_iterations. Record estimate based on profile
6980 information. Initialize the constant estimates of number of
6982 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6984 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6985 number of iterations is too small.
6986 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6987 (EST_NOT_AVAILABLE): Removed.
6988 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6989 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6992 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6994 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6995 Handle NE_EXPR guards.
6997 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7000 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7001 Set also -pedantic-errors by default for the preprocessor unless
7002 -fpermissive is given.
7004 2007-03-15 Richard Guenther <rguenther@suse.de>
7008 * builtins.c (expand_builtin_cexpi): As a fallback if we
7009 don't have builtins for sincos or cexp create a function
7010 declaration for cexp and expand to a call to that.
7011 (expand_builtin_int_roundingfn): Always fall
7012 back to floor/ceil and its variants even if they may be
7015 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7018 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7019 jump tables, move the call to delete_dead_jumptables from here...
7020 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7021 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7022 don't allow merging of blocks that try_redirect_by_replacing_jump
7023 also does not handle when not optimizing.
7025 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7026 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7028 * config/i386/i386.md (x86_sahf_1): Correctly handle
7031 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7034 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7035 x86_64_general_operand as operand[2] predicate. Remove "iF"
7036 from operand constraints and use "e" constraint instead.
7037 (*subti3_1, *subti3_1 splitter): Ditto.
7038 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7039 operand[1] predicate.
7041 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7043 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7044 arrays, multiply the access strides by the size of the sub-array.
7045 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7047 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7049 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7050 the configured assembler supports the sahf mnemonic.
7051 * configure: Regenerate.
7052 * config.in: Regenerate.
7054 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7055 emit "sahf" or ".byte\t0x9e" as asm template.
7057 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7060 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7061 option to replace hard coded TARGET_xxx in md file.
7062 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7063 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7064 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7065 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7066 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7067 (X86_TUNE_NOT_VECTORMODE): Ditto.
7068 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7069 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7070 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7071 (TUNE_SLOW_IMUL_IMM8): Ditto.
7072 (TUNE_MOVE_M1_VIA_OR): Ditto.
7073 (TUNE_NOT_UNPAIRABLE): Ditto.
7074 (TUNE_NOT_VECTORMODE): Ditto.
7076 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7079 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7080 tuning options instead of hard coded TARGET_xxx.
7081 (fix ssemode peephole2's): Ditto.
7082 (imul peephole2's): Ditto.
7084 (movdi_or_rex64): Ditto.
7085 (move peephole2): Ditto.
7086 (not peephole2's): Ditto.
7088 2007-03-14 Dirk Mueller <dmueller@suse.de>
7090 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7091 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7092 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7094 * c-parser.c (c_parser_do_statement): Warn about empty body in
7096 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7097 * doc/invoke.texi (-Wempty-body): Update documentation.
7099 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7102 * c-common.h (warn_for_div_by_zero): Declare.
7103 * c-common.c (warn_for_div_by_zero): Define.
7104 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7107 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7109 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7110 to PREFIX and STANDARD_PREFIX.
7112 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7113 Phil Edwards <phil@codesourcery.com>
7115 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7116 (__gthread_once_t): Remove busy field for RTPs.
7117 (__GTHREAD_ONCE_INIT): Update accordingly.
7119 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7121 * doc/invoke.texi: Document VxWorks options.
7123 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7125 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7127 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7129 PR tree-optimization/30590
7130 * tree-nrv.c (tree_nrv): Check for the partial update of the
7133 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7135 * flags.h (flag_random_seed): Remove declaration, in favor of...
7136 * toplev.h (get_random_seed, set_random_seed): ... these.
7137 * tree.c (get_file_function_name): Use the former.
7138 * opts.c (common_handle_option): Use the latter.
7141 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7144 * cse.c (cse_find_path): Do not bail out if a basic block that
7145 we already visited now becomes part of a path that starts at a
7146 different basic block. Just disallow this, to make sure we
7147 visit each basic block at most once.
7149 2007-03-13 Jan Hubicka <jh@suse.cz>
7151 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7152 when profile esitmate is present, calls with very low frequency are
7155 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7157 PR tree-optimization/30730
7158 PR tree-optimization/26900
7159 * tree-ssa-loop-niter.c: Include gmp.h.
7161 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7162 split_to_var_and_offset, determine_value_range,
7163 bound_difference_of_offsetted_base, refine_bounds_using_guard,
7164 bound_difference, bounds_add, bounds_negate,
7165 number_of_iterations_ne_max, dump_affine_iv): New functions.
7166 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
7167 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
7168 difference of initial and final value of control iv to validate
7170 (number_of_iterations_cond): Add loop parameter. Determine bounds
7171 on the difference of the extremes of the control iv. Add dumps.
7172 (expand_simple_operations): Handle phi nodes.
7173 (simplify_using_initial_conditions): Do not record used conditions.
7174 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
7175 Do not set additional_info.
7176 (implies_nonnegative_p, implies_ge_p): Removed.
7177 (derive_constant_upper_bound): Do not use parameter `additional'.
7178 (record_estimate): Parameter `additional' removed. Parameter
7179 `i_bound' added. Do not call derive_constant_upper_bound.
7180 (record_nonwrapping_iv): Use derive_constant_upper_bound to
7181 bound the number of iterations estimate.
7182 (estimate_numbers_of_iterations_loop): Pass the estimate from
7183 the number of iterations analysis to record_estimate.
7184 * tree.h (multiple_of_p): Declare.
7185 * tree-scalar-evolution.c (expression_expensive_p): Removed.
7186 (scev_const_prop): Do not check expression_expensive_p.
7187 * fold-const.c (multiple_of_p): Exported.
7188 * double-int.c (double_int_mask): Exported.
7189 * double-int.h (double_int_mask): Declare.
7190 * tree-flow.h (struct tree_niter_desc): Removed additional_info
7191 field. Added max field.
7193 2007-03-13 David Taylor <taylor@candd.org>
7196 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
7199 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7202 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
7203 two unamed patterns.
7205 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
7207 * config/i386/i386.opt (mcx16, msahf): New options.
7208 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
7209 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
7211 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
7212 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
7213 Output -mcx16 and -msahf options when corresponding bit is set.
7215 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
7218 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7220 * configure.ac: Test for assembler tolerance to # 0 "".
7221 * configure, config.in: Rebuilt.
7222 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
7224 2007-03-13 Geoffrey Keating <geoffk@apple.com>
7226 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
7228 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
7229 (handle_syscall): Handle direct system calls.
7230 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
7232 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7234 * doc/invoke.texi: Fix cpp.info cross-reference.
7235 * doc/passes.texi: Fix gcc.info cross-reference.
7237 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
7239 PR tree-optimization/30835
7240 * lambda-code.c (can_convert_to_perfect_nest): Check whether
7241 bb_for_stmt is not NULL before accessing it.
7243 2007-03-12 Joseph Myers <joseph@codesourcery.com>
7245 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
7248 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7251 * doc/install.texi: Document --enable-stage1-languages
7253 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7255 * tree-pass.h (pass_into_cfg_layout_mode,
7256 pass_outof_cfg_layout_mode): Declare.
7257 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7258 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7259 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7260 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7262 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7264 * c-decl.c (warn_variable_length_array): New function.
7265 Refactored from grokdeclarator to handle warn_vla
7266 and handle unnamed array case.
7267 (grokdeclarator): Refactored VLA warning case.
7268 * c.opt (Wvla): New flag.
7269 * doc/invoke.texi (Wvla): New warning.
7271 2007-03-12 Richard Henderson <rth@redhat.com>
7273 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7274 (TARGET_SECTION_TYPE_FLAGS): New.
7276 2007-03-12 Richard Henderson <rth@redhat.com>
7278 * config/darwin.c (machopic_reloc_rw_mask): New.
7279 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7280 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7282 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7284 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7285 * cppdefault.h (cpp_PREFIX): Document.
7286 (cpp_PREFIX_len): Likewise.
7287 (cpp_EXEC_PREFIX): New variable.
7288 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7289 * c-incpath.c (add_standard_paths): Correct logic for relocating
7290 paths within prefix.
7292 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7294 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7295 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7297 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7298 fix_truncdfdi_sse using SSEMODEF mode macro.
7299 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7300 fix_truncdfsi_sse using SSEMODEF mode macro.
7301 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7302 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7304 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7306 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7309 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7311 * tree.h : Add multiple_of_p declaration.
7312 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7313 * ipa-type-escape.c (results_of_malloc): Redundant.
7314 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7315 (cast_type): Extended with new members.
7316 (check_cast): Returns cast_type.
7317 (cast): New structure for data of walk_use_def_chains.
7318 (is_malloc_result, is_cast_from_non_pointer_1,
7319 is_cast_from_non_pointer,
7320 is_array_access_through_pointer_and_index): New functions.
7321 (look_for_casts): Returns cast types.
7322 (check_call): Returns void.
7323 (okay_pointer_operation): Use support of pointer plus index,
7324 pointer plus constant and allow all multiplications.
7326 2007-03-11 Richard Guenther <rguenther@suse.de>
7328 PR tree-optimization/31115
7329 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7330 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7331 A shift count of zero is not special as with *_DIV_EXPR.
7332 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7335 2007-03-11 Ian Lance Taylor <iant@google.com>
7337 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7338 the *_DIV_EXPR codes correctly with overflow infinities.
7340 2007-03-11 Ira Rosen <irar@il.ibm.com>
7342 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7343 indicate success/failure of the analysis. Add negation to subtrahend
7344 in case of subtraction. Fail if both operands contain constants.
7345 (create_data_ref): Fail if analyze_offset fails.
7347 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7349 * config/i386/i386.md (frndintxf2): Rename to ...
7350 (rintxf2): ... this. Remove expander having same name.
7351 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7352 (roundsf2, rounddf2): Ditto.
7353 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7354 (lround<mode>di2, lround<mode>si2): Ditto.
7356 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7358 * lower-subreg.c: Include except.h.
7359 (decompose_multiword_subregs): Verify that the only control flow
7360 insns we can split are loads to multi-words pseudos.
7361 Handle breaking such blocks after splitting, instead of calling
7362 find_many_sub_basic_blocks.
7364 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7365 on the new basic block. Add a lengthy comment explaining why we
7366 thought this was necessary.
7367 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7369 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7372 * tree.c (walk_type_fields): Recurse into the element type of
7373 ARRAY_TYPEs if there is a pointer set.
7375 2007-03-10 Dirk Mueller <dmueller@suse.de>
7377 * c-common.c (warn_logical_operator): Fix condition.
7379 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
7381 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7383 * config/darwin.c (machopic_select_section): Remove superfluous
7384 argument in call to categorize_decl_for_section. Remove unused
7387 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7389 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7391 * configure: Regenerate.
7393 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7396 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7397 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7398 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7399 Add LABEL_NUSES to emitted label.
7400 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7401 branch probability value to emitted jump insn.
7402 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7403 Do not check life information and do not re-arrange input operands
7404 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7406 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7408 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7409 the change of decode_asm_operands.
7411 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7413 * mode-switching.c (create_pre_exit): Skip blockage insn.
7415 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7417 * tree-pass.h (TODO_update_smt_usage): Remove.
7419 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7423 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7425 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7426 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7427 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7430 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7432 * gcc.c: Document %{, in big comment at top.
7433 (input_suffix_matches): Remove special handling for .s and
7435 (input_spec_matches): New.
7436 (handle_braces): Handle %{,.
7437 (validate_switches): ',' indicates a value which is not a switch.
7438 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7439 to detect assembler input.
7440 * config/i386/sol2.h (CPP_SPEC): Likewise.
7441 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7442 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7443 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7444 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7445 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7446 -m64 causes deployment target to default to 10.5.
7447 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7449 2007-03-09 Richard Henderson <rth@redhat.com>
7452 * target.h (targetm.asm.out.reloc_rw_mask): New.
7453 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7454 (TARGET_ASM_OUT): Use it.
7455 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7456 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7457 use the new reloc_rw_mask target hook instead.
7458 (default_section_type_flags_1): Merge into...
7459 (default_section_type_flags): ... here.
7460 (decl_readonly_section_1): Merge into...
7461 (decl_readonly_section): ... here.
7462 (default_elf_select_section_1): Merge into...
7463 (default_elf_select_section): ... here.
7464 (default_unique_section_1): Merge into...
7465 (default_unique_section): ... here.
7466 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7467 (default_select_rtx_section): Use it.
7468 (default_elf_select_rtx_section): Likewise.
7469 * output.h: Update to match.
7470 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7471 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7472 (TARGET_ASM_RELOC_RW_MASK): New.
7473 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7474 to categorize_decl_for_section.
7475 (x86_64_elf_unique_section): Likewise.
7476 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7477 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7478 (TARGET_ASM_RELOC_RW_MASK): New.
7479 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7480 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7481 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7482 (TARGET_RWRELOC): Remove.
7483 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7484 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7485 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7486 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7487 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7488 (rs6000_xcoff_select_section): Use decl_readonly_section.
7489 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7490 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7491 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7492 (TARGET_SECTION_TYPE_FLAGS): Remove.
7493 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7495 2007-03-09 Roger Sayle <roger@eyesopen.com>
7497 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7498 complex constant equality/inequality comparisons for here.
7499 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7500 known at compile-time or can be simplified to a scalar comparison.
7501 (fold_relational_const): Move compile-time evaluation of complex
7502 constant equality/inequality comparisons to here.
7504 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7506 PR rtl-optimization/30643
7507 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7509 (fold_rtx): Recurse, like before 2006-11-03.
7511 2007-03-09 DJ Delorie <dj@redhat.com>
7513 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7516 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7518 PR tree-optimization/30375
7519 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7520 LHS of statements is not the same.
7521 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7523 2007-03-09 Chao-ying Fu <fu@mips.com>
7525 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7527 * doc/invoke.texi (-mdspr2): Document new option.
7528 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7529 New unspec for DSP REV 2.
7530 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7531 these instructions are extended in DSP REV 2.
7532 (mips-dspr2.md): Include.
7533 * config/mips/mips.opt (mdspr2): New option.
7534 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7535 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7536 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7537 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7538 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7539 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7540 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7542 (bdesc_map): Add one field of unsupported_target_flags.
7543 (bdesc_arrays): Update entries to have extra fields. Add
7545 (mips_init_builtins): Initialize new function types.
7546 Check unsupported_target_fileds to filter out builtins.
7547 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7549 (ASM_SPEC): Pass mdspr2 to the assembler.
7550 * config/mips/mips-dspr2.md: New file.
7552 2007-03-09 Sa Liu <saliu@de.ibm.com>
7554 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7556 2007-03-09 Ian Lance Taylor <iant@google.com>
7558 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7559 argument) like -Wstrict-overflow=2.
7560 * doc/invoke.texi (Warning Options): Update documentation.
7562 2007-03-09 Dirk Mueller <dmueller@suse.de>
7565 * doc/invoke.texi (-Wlogical-op): Document.
7566 * common.opt (-Wlogical-op): New.
7567 * c-common.h (warn_logical_operator): Declare.
7568 * c-common.c (warn_logical_operator): Define.
7569 * c-typeck.c (parser_build_binary_op): Call
7570 warn_logical_operator.
7572 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7574 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7575 * final.c (final_scan_insn): Test for non-"" file name.
7577 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7579 * doc/loop.texi: Document the Omega linear constraints solver.
7580 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7581 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7582 omega-hash-table-size, omega-max-keys, and
7583 omega-eliminate-redundant-constraints.
7584 * tree-pass.h (pass_check_data_deps): Declared.
7587 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7588 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7589 pass_check_data_deps): New.
7590 * tree-data-ref.c (init_data_ref): Remove declaration.
7591 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7592 (analyze_array): Renamed init_array_ref, move up initializations.
7593 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7594 Removed arguments that are set to NULL.
7595 (analyze_indirect_ref): Correct indentation, correct call to
7597 (object_analysis): Call init_array_ref instead of analyze_array.
7598 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7599 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7600 of DR_ACCESS_FNS_ADDR.
7601 (init_omega_eq_with_af, omega_extract_distance_vectors,
7602 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7603 ddr_consistent_p): New.
7604 (compute_affine_dependence): Check consistency of ddrs when
7605 flag_check_data_deps is passed.
7606 (analyze_all_data_dependences): Uncomment.
7607 (tree_check_data_deps): New.
7608 * tree-data-ref.h: Include omega.h.
7609 (DR_ACCESS_FNS_ADDR): Removed.
7610 (data_dependence_relation): Add inner_loop.
7611 (DDR_INNER_LOOP): New.
7612 * common.opt (fcheck-data-deps): New.
7613 * tree-flow.h (tree_check_data_deps): Declare.
7614 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7615 (OBJS-common): Depend on omega.o.
7617 * passes.c (pass_check_data_deps): Scheduled.
7618 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7619 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7620 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7621 PARAM_VECT_MAX_VERSION_CHECKS,
7622 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7624 2007-03-09 Richard Guenther <rguenther@suse.de>
7626 PR tree-optimization/30904
7628 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7629 the same way as *_DIV_EXPR.
7631 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7633 * recog.c (decode_asm_operands): No mixed declarations and code.
7635 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7637 * rtl.def (ASM_INPUT): Add location.
7638 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7639 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7640 (decode_asm_operands): Add loc operand.
7641 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7642 * stmt.c (expand_asm): Rename to...
7643 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7644 gen_rtx_ASM_INPUT_loc.
7645 (expand_asm_expr): Adjust.
7646 * recog.c (decode_asm_operands): Add loc operand.
7647 (check_asm_operands, extract_insn): Adjust.
7648 * reload1.c (maybe_fix_stack_asms): Likewise.
7649 * final.c (asm_insn_count): Likewise.
7650 (final_scan_insn): Output # line before and after asm.
7652 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7654 * tree-ssa-structalias.c (variable_info): Remove
7656 (new_var_info): Ditto.
7657 (shared_bitmap_info_t): New structure.
7658 (shared_bitmap_table): New variable.
7659 (shared_bitmap_hash): New function.
7660 (shared_bitmap_eq): Ditto
7661 (shared_bitmap_lookup): Ditto.
7662 (shared_bitmap_add): Ditto.
7663 (merge_smts_into): Change to take bitmap directly.
7664 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7665 (init_alias_vars): Init shared bitmap hashtable.
7666 (delete_points_to_sets): Delete shared bitmap hashtable.
7667 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7668 is_aliased removal as a change that was still necessary was
7671 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7673 * config/i386/i386.h (override_options): Conditionally disable
7674 x86_sahf for 64bit targets only.
7676 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7679 * c-decl.c (merge_decls): Don't call make_var_volatile.
7680 * varasm.c (make_var_volatile): Remove.
7681 * output.h (make_var_volatile): Remove.
7683 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7685 PR tree-optimization/31085
7686 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7688 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7690 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7691 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7692 ATTR_CONST_NOTHROW_LIST.
7694 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7697 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7699 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7701 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7704 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7706 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7707 passed, use shared libgcc.
7709 2007-03-08 Roger Sayle <roger@eyesopen.com>
7711 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7712 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7713 (honor_protect_cleanup_actions, lower_try_finally_switch):
7715 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7716 ifc_temp_var): Likewise.
7717 * tree-inline.c (setup_one_parameter): Likewise.
7718 * tree-mudflap.c (mf_decl_cache_locals,
7719 mf_build_check_statement_for): Likewise.
7720 * tree-nested.c (init_tmp_var, save_tmp_var,
7721 finalize_nesting_tree_1): Likewise.
7722 * tree-outof-ssa.c (insert_copy_on_edge,
7723 insert_backedge_copies): Likewise.
7724 * tree-profile.c (tree_gen_edge_profiler,
7725 tree_gen_ic_profiler): Likewise.
7726 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7727 * tree-sra.c (sra_build_assignment): Likewise.
7728 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7729 * tree-ssa-math-opts.c (insert_reciprocals,
7730 execute_cse_sincos_1): Likewise.
7731 * tree-tailcall.c (adjust_accumulator_values,
7732 adjust_return_value): Likewise.
7733 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7734 * tree-vect-transform.c (vect_create_data_ref_ptr,
7735 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7736 vect_create_epilog_for_reduction, vectorizable_reduction,
7737 vectorizable_call, vectorizable_conversion,
7738 vectorizable_assignment, vectorizable_operation,
7739 vectorizable_type_demotion, vect_gen_widened_results_half,
7740 vect_permute_store_chain, vectorizable_store,
7741 vect_setup_realignment, vect_permute_load_chain,
7742 vectorizable_load, vectorizable_condition,
7743 vect_create_cond_for_align_checks): Likewise.
7744 * tree-vrp.c (build_assert_expr_for): Likewise.
7746 2007-03-08 Ian Lance Taylor <iant@google.com>
7748 * tree-vrp.c: Include "intl.h".
7749 (usable_range_p): New static function.
7750 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7751 overflowed values, juts set *strict_overflow_p.
7752 (compare_values): Only return -2 if one of the operands is not a
7754 (compare_ranges): Call usable_range_p.
7755 (compare_range_with_value): Likewise.
7756 (vrp_evaluate_conditional_warnv): Rename from
7757 vrp_evaluate_conditional. Make static. Change all callers.
7758 (vrp_evaluate_conditional): New function.
7759 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7761 (simplify_abs_using_ranges): Likewise.
7762 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7763 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7764 within_stmt parameter.
7765 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7766 vrp_evaluate_conditional.
7767 * tree-ssa-threadedge.c
7768 (record_temporary_equivalences_from_stmts_at_dest): Change
7769 simplify parameter to take a second tree parameter.
7770 (simplify_control_stmt_condition): Likewise.
7771 (thread_across_edge): Likewise.
7772 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7773 (thread_across_edge): Likewise.
7774 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7776 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7778 * config/i386/i386.h (TARGET_SAHF): New define.
7779 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7780 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7781 (x86_sahf): New global variable.
7782 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7783 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7784 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7785 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7787 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7788 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7789 when expanding fcomi/sahf based tests.
7790 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7791 expanding sahf based alternative. Emit sahf based sequence when
7792 optimizing for code size.
7793 * config/i386/i386.md (x86_sahf_1): Do not disable for
7794 TARGET_64BIT, enable for TARGET_SAHF.
7796 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7798 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7799 spurious whitespace from error message.
7801 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7804 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7806 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7808 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7810 * tree-sra.c (instantiate_element): Propagate disabled warnings
7811 from the element itself to the created variable.
7813 2007-03-07 Richard Henderson <rth@redhat.com>
7816 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7817 silently fix up the stack in the case of a missing register.
7819 2007-03-07 Paul Brook <paul@codesourcery.com>
7821 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7823 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7825 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7827 (phase1_vrs): Use them.
7828 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7829 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7830 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7831 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7832 __gnu_Unwind_Restore_WMMXC if required.
7833 (_Unwind_VRS_Pop): Implement iWMMXt support.
7834 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7835 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7836 gnu_Unwind_Save_WMMXC): Define.
7838 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7840 * config/vxworks.h (vxworks_override_options): Declare.
7841 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7842 * config/vxworks.c: Include target.h and toplev.h.
7843 (vxworks_override_options): New function.
7844 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7846 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7848 * config/s390/s390.c (override_options): Don't emit an error when
7849 -mstack-size is used without providing -mstack-guard.
7850 (s390_emit_prologue): Choose stack_guard value automatically if not
7851 provided via command line.
7852 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7854 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7856 * config/i386/i386.c (output_set_got): Add a GOT initialization
7857 sequence for VxWorks PIC.
7858 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7859 around labels as well as symbols. Use gotoff_operand instead
7860 of local_symbolic_operand.
7861 (legitimize_pic_address): Use gotoff_operand instead of
7862 local_symbolic_operand. Use @GOT accesses for labels as
7864 (ix86_output_addr_diff_elt): Use PC-relative rather than
7865 GP-relative offsets for VxWorks PIC.
7866 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7867 no_new_pseudos. Check whether the returned register is op0.
7868 * config/i386/i386.md (tablejump): Use PC-relative rather than
7869 GP-relative offsets for VxWorks PIC.
7870 * config/i386/predicates.md (gotoff_operand): New predicate.
7872 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7874 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7876 * config/vxworks-dummy.h: New file.
7877 * config/i386/i386.h: Include it.
7879 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7881 * dwarf2out.c (is_inlined_entry_point): New
7882 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7883 DW_AT_ranges if the first subblock is the entry point.
7885 2007-03-06 David Daney <ddaney@avtrex.com>
7887 * doc/install.texi (mips-*-*): Change recommended binutils
7890 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7892 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7893 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7895 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7896 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7898 2007-03-06 Jan Hubicka <jh@suse.cz>
7900 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7901 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7903 (probably_cold_bb_p): Cold functions are cold.
7904 (probably_never_executed_bb_p): Cold functions are cold.
7905 (tree_bb_level_predictions): Predict calls to cold functions as not
7907 (compute_function_frequency): Check hot/cold attributes.
7908 * function.h (function_frequency): Update comments.
7909 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7910 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7911 (c_common_att): Add cold and hot.
7913 * doc/extend.texi (hot,cold attributes): Document.
7915 2007-03-06 Andrew Haley <aph@redhat.com>
7917 * function.c (expand_function_end): Move blockage to just after we
7918 emit the label for the naked return from the function.
7920 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7922 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7925 2007-03-06 Jan Hubicka <jh@suse.cz>
7927 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7928 loaded for constant large models. Non-large 64bit PIC can do.
7929 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7930 * cmodel.h: Add LARGE PIC.
7931 * i386.md (UNSPEC_PLTOFF): New.
7932 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7934 (*call_1_rex64): Disable for large models.
7935 (*call_1_rex64_large): New.
7936 (*call_value_1_rex64): Disable for large models.
7937 (*call_value_1_rex64_large): New.
7938 (set_rip_rex4): New.
7939 (set_got_offset_rex64): New.
7940 * predicates.md (constant_call_address_operand): For large model
7941 constant calls are not possible.
7942 * i386-protos.h (construct_plt_address): Declare.
7943 * i386.c (override_options): Accept large models.
7944 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7945 (legitimate_constant_p): Add new UNSPECs.
7946 (legitimate_pic_operand_p): Likewise.
7947 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7948 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7950 (output_pic_addr_const): Add PLTOFF.
7951 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7952 (ix86_expand_move): Legitimize pic address when in PIC mode.
7953 (construct_plt_address): New function.
7954 (ix86_expand_call): Offload the address to register and use GOT pointer
7956 * invoke.texi (mcmodel=large): Update documentation.
7958 2007-03-06 Richard Henderson <rth@redhat.com>
7960 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7961 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7962 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7963 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7964 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7965 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7966 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7967 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7968 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7969 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7970 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7971 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7972 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7973 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7974 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7975 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7976 x86_schedule, x86_use_bt, x86_pad_returns,
7977 x86_use_xchgb): Merge into ...
7978 (ix86_tune_features): ... here. New array.
7979 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7980 x86_bswap): Merge into ...
7981 (ix86_arch_features): ... here. New array.
7982 (x86_3dnow_a): Remove.
7983 (x86_accumulate_outgoing_args): Make static.
7984 (x86_arch_always_fancy_math_387): Make static.
7985 (ix86_tune_mask, ix86_arch_mask): Move ...
7986 (override_options): ... to local variables here. Apply the
7987 appropriate mask to each element of ix86_arch_features and
7988 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7989 as were done in the old macros.
7990 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7991 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7992 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7993 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7994 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7995 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7996 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7997 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7998 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7999 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8000 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8001 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8002 x86_accumulate_outgoing_args, x86_prologue_using_move,
8003 x86_epilogue_using_move, x86_decompose_lea,
8004 x86_arch_always_fancy_math_387, x86_shift1,
8005 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8006 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8007 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8008 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8009 x86_use_incdec, x86_pad_returns, x86_bswap,
8010 x86_partial_flag_reg_stall): Remove.
8011 (enum ix86_tune_indices): New.
8012 (ix86_tune_features): New.
8013 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8014 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8015 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8016 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8017 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8018 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8019 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8020 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8021 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8022 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8023 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8024 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8025 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8026 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8027 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8028 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8029 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8030 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8031 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8032 TARGET_EXT_80387_CONSTANTS): Use it.
8033 (enum ix86_arch_indices): New.
8034 (ix86_arch_features): New.
8035 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8036 TARGET_BSWAP): Use it.
8037 (ix86_tune_mask, ix86_arch_mask): Remove.
8039 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8042 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8043 Define using $${sysroot_headers_suffix}.
8044 * configure: Regenerate.
8045 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8046 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8048 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8049 * gcc.c (print_sysroot_headers_suffix): New.
8050 (option_map): Include --print-sysroot-headers-suffix.
8051 (display_help): Mention -print-sysroot-headers-suffix.
8052 (process_command): Handle -print-sysroot-headers-suffix.
8053 (do_spec_1): Append multilib directory to include-fixed path if
8054 sysroot suffixes in use.
8055 (main): Handle -print-sysroot-headers-suffix.
8056 * Makefile.in (start.encap): Don't depend on xlimits.h
8057 (xlimits.h): Remove.
8058 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8059 limits.h for each multilib in fixinc_list.
8060 (fixinc_list, s-fixinc_list): New.
8061 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8062 generate them for each multilib in fixinc_list.
8063 (stmp-fixproto): Use include-fixed. Run fixproto for each
8064 multilib in fixinc_list.
8065 (mostlyclean): Don't remove xlimits.h.
8066 (clean): Remove include-fixed.
8067 (real-install-headers-tar, real-install-headers-cpio,
8068 real-install-headers-cp): Don't copy include, only include-fixed.
8069 (install-mkheaders): Depend on fixinc_list. Don't depend on
8070 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8071 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8072 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8074 2007-03-06 Jan Hubicka <jh@suse.cz>
8076 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8081 * configure.ac: Allow tm_file to contain build-directory files.
8082 * configure: Regenerate.
8083 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8084 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8085 * config/m68k/print-sysroot-suffix.sh: New file.
8087 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8089 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8090 of pic_offset_table_rtx if reload_completed.
8091 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8092 PIC_OFFSET_TABLE_REGNUM.
8093 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8095 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8096 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8100 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8101 functions that call eh_return.
8103 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8105 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8106 functions that need a constant pool.
8108 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8111 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8112 (m68k_preferred_reload_class): Likewise.
8113 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8114 (SECONDARY_RELOAD_CLASS): Define.
8115 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8116 (LIMIT_RELOAD_CLASS): Delete.
8117 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8118 registers from storing bytes.
8119 (m68k_secondary_reload_class): New function.
8120 (m68k_preferred_reload_class): Likewise.
8122 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8124 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8126 (m68k_expand_prologue): Likewise.
8128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8130 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8131 (mips_expand_epilogue): Add a bool parameter.
8132 (m68k_legitimize_sibcall_address): Declare.
8133 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8134 (m68k_expand_epilogue): Add a parameter to select between sibling
8135 and normal epilogues. Only generate a return for the latter.
8136 (m68k_ok_for_sibcall_p): New function.
8137 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8138 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8139 (sibcall_value, *sibcall_value): Likewise.
8140 (*call, *call_value): Require !SIBLING_CALL_P.
8141 (epilogue): Update call to m68k_expand_epilogue.
8142 (sibcall_epilogue): New pattern.
8143 * config/m68k/predicates.md (const_call_operand): Say that this
8144 predicate applies to sibling calls too.
8145 (sibcall_operand): New predicate.
8147 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8149 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8150 alternatives as movsi_cf.
8151 (movsf_cf_hard): Add commentary.
8153 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8154 Richard Sandiford <richard@codesourcery.com>
8156 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8157 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8158 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8159 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8160 as being live on exit from an interrupt function.
8161 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8162 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8163 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
8164 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
8165 (m68k_interrupt_function_p): Globalize.
8166 (m68k_compute_frame_layout): Remove reverse mask code.
8167 (m68k_emit_movem, m68k_set_frame_related): New functions.
8168 (m68k_output_function_prologue): Delete in favor of...
8169 (m68k_expand_prologue): ...this new function.
8170 (m68k_output_function_epilogue): Delete in favor of...
8171 (m68k_expand_epilogue): ...this new function.
8172 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
8174 (print_operand): Handle %?.
8175 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
8176 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
8177 (prologue, epilogue): New patterns.
8178 (return): Turn into a define_expand.
8179 (*return): New pattern, derived from old "return" pattern. Use rte
8180 rather than rts for interrupt functions. Only use rtd if the pop
8182 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
8183 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
8184 (link, *link, unlink, *unlink, load_got): Likewise.
8186 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8190 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
8191 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
8192 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
8193 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
8194 and m68k_matches_u_p.
8195 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
8196 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
8197 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
8198 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
8199 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
8200 (REG_STRICT_P): New macro.
8201 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
8202 PCREL_GENERAL_OPERAND_OK.
8203 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
8204 m68k_legitimate_base_reg_p.
8205 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
8206 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
8207 (PIC_CASE_VECTOR_ADDRESS): Update comment.
8208 * config/m68k/m68k.c (m68k_address): New structure.
8209 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
8210 (m68k_decompose_index, m68k_legitimate_constant_address_p)
8211 (m68k_jump_table_ref_p, m68k_decompose_address)
8212 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
8213 (m68k_matches_u_p): New functions.
8214 (print_operand_address): Rewrite to use m68k_decompose_index.
8216 2007-03-05 David Taylor <dtaylor@emc.com>
8218 * gcc.c: Correct copyright date in --version output.
8220 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8222 * pa.md: In unamed move patterns, disparge copies between general
8223 and floating point registers using '?' modifier. Don't include 'f'
8224 constraint for register preferences in DImode, SImode, HImode and
8225 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
8226 Remove constraints for copies between general and floating registers
8227 in soft-float DFmode pattern.
8228 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
8232 2007-03-05 Mike Stump <mrs@apple.com>
8234 * c-common.c (targetcm): Add.
8235 * c-opts.c (c_common_handle_option): Handle language specific
8237 * opts.c (handle_option): Verify language for target options, if
8239 * opth-gen.awk: Add CL_LANG_ALL.
8240 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
8241 (TARGETCM_INITIALIZER): Add.
8242 * target.h (struct gcc_targetcm): Add.
8244 * targhooks.c (default_handle_c_option): Add.
8245 * targhooks.h (default_handle_c_option): Add.
8246 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
8248 * config/darwin.opt (iframework): Add.
8249 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
8250 * config/darwin-c.c (handle_c_option): Add.
8251 (TARGET_HANDLE_C_OPTION): Add.
8253 * doc/invoke.texi (Darwin Options): Add -iframework.
8255 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8257 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8260 2007-03-05 Ian Lance Taylor <iant@google.com>
8262 * c.opt (fgnu89-inline): New option.
8263 * c-opts.c (c_common_post_options): Set default value for
8265 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8266 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8268 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8269 (grokdeclarator, start_function): Likewise.
8270 * c-cppbuiltin.c (c_cpp_builtins): Define either
8271 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8272 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8273 (C Dialect Options): Document -fgnu89-inline.
8274 * doc/extend.texi (Function Attributes): Explain what the
8275 gnu_inline attribute does.
8276 * doc/cpp.texi (Common Predefined Macros): Document
8277 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8279 2007-03-05 Ian Lance Taylor <iant@google.com>
8281 PR tree-optimization/31034
8282 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8283 half-range if the other side is an overflow infinity.
8285 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8287 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8288 (bfin*-linux-uclibc*): New configuration.
8289 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8291 * config/bfin/linux.h: New file.
8292 * config/bfin/libgcc-bfin.ver: New file.
8293 * config/bfin/t-bfin-uclinux: New file.
8294 * config/bfin/t-bfin-linux: New file.
8295 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8296 (TARGET_OS_CPP_BUILTINS): New macro.
8298 2007-03-05 Richard Guenther <rguenther@suse.de>
8300 * fold-const.c (fold_binary): Remove duplicate folding
8301 of comparison of non-null ADDR_EXPR against null.
8303 2007-03-05 Richard Guenther <rguenther@suse.de>
8304 Dorit Nuzman <dorit@il.ibm.com>
8306 PR tree-optimization/26420
8307 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8308 are no loops in the function. Only print the number of
8309 vectorized loops if it is greater than zero or we are supposed
8310 to print information about unvectorized loops.
8312 2007-03-05 Revital Eres <eres@il.ibm.com>
8314 * gcc.dg/var-expand1.c: New test.
8315 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8316 when an accumulator is expanded.
8318 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8321 * c-common.c (convert_and_check): Don't give warnings for
8322 conversion if 'expr' already overflowed.
8324 2007-03-04 Roger Sayle <roger@eyesopen.com>
8327 * fold-const.c (fold_comparison): Enforce type consistency when
8328 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8330 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8332 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8333 containing a cast to the base of TARGET_MEM_REF.
8335 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8337 * tree.c (tree_contains_struct_check_failed): Remove spurious
8338 whitespace from error message.
8340 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8343 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8344 instead of precision.
8346 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8347 Nathan Sidwell <nathan@codesourcery.com>
8349 * emit-rtl.c (find_auto_inc): New.
8350 (try_split): recreate REG_INC notes,
8351 Use regular for loops rather than whiles.
8353 2007-03-03 Andreas Schwab <schwab@suse.de>
8355 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8356 * configure: Regenerate.
8358 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8360 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8361 flag_rounding_math, not flag_unsafe_math_optimizations.
8363 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8365 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8366 alpha_fold_vector_minmax): Likewise.
8367 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8368 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8370 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8372 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8373 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8374 if the lhs has side-effects.
8375 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8377 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8379 * config/i386/i386.h (TUNEMASK): Remove define.
8380 (ARCHMASK): Remove define.
8381 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8382 Use ix86_arch_mask variable instead of ARCHMASK.
8383 * config/i386/i386.c (override_options): Ditto.
8384 (standard_80387_constant_p): Ditto.
8386 2007-03-02 Ian Lance Taylor <iant@google.com>
8388 Used signed infinities in VRP.
8389 * tree-vrp.c (uses_overflow_infinity): New static function.
8390 (supports_overflow_infinity): New static function.
8391 (make_overflow_infinity): New static function.
8392 (negative_overflow_infinity): New static function.
8393 (positive_overflow_infinity): New static function.
8394 (is_negative_overflow_infinity): New static function.
8395 (is_positive_overflow_infinity): New static function.
8396 (is_overflow_infinity): New static function.
8397 (overflow_infinity_range_p): New static function.
8398 (compare_values_warnv): New function split out of compare_values.
8399 (compare_value): Call it.
8400 (set_value_range_to_nonnegative): Add overflow_infinity
8401 parameter. Change caller.
8402 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8404 (vrp_expr_computes_nonzero): Likewise.
8405 (compare_ranges, compare_range_with_value): Likewise.
8406 (compare_name_with_value, compare_names): Likewise.
8407 (vrp_evaluate_conditional): Likewise.
8408 (set_value_range): Handle infinity
8409 (vrp_operand_equal_p, operand_less_p): Likewise.
8410 (extract_range_from_assert): Likewise.
8411 (vrp_int_const_binop): Likewise.
8412 (extract_range_from_binary_expr): Likewise.
8413 (extract_range_from_unary_expr): Likewise.
8414 (extract_range_from_comparison): Likewise.
8415 (extract_range_from_expr): Likewise.
8416 (dump_value_range): Likewise.
8417 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8418 (test_for_singularity): Likewise.
8419 (vrp_int_const_binop): Remove inline qualifier.
8420 (adjust_range_with_scev): Add comment.
8421 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8423 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8425 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8426 (get_constraint_for): Likewise.
8427 (do_structure_copy): Likewise.
8428 (find_func_aliases): Fix references to MODIFY_EXPR.
8429 (intra_create_variable_infos): Tidy.
8430 * tree-ssa-operands.c (add_virtual_operand): Add argument
8432 When adding members of alias sets, if IS_CALL_SITE is true and
8433 the symbol is not call-clobbered, skip it.
8436 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8438 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8439 entry by means of emit_insn_at_entry.
8441 2007-03-02 Richard Henderson <rth@redhat.com>
8443 * expr.h (promoted_input_arg): Remove decl.
8444 * function.c (promoted_input_arg): Merge into ...
8445 * combine.c (setup_incoming_promotions): ... only caller.
8446 Rearrange to avoid double loop.
8448 2007-03-02 Ben Elliston <bje@au.ibm.com>
8449 Peter Bergner <bergner@vnet.ibm.com>
8450 Janis Johnson <janis187@us.ibm.com>
8452 * config/rs6000/dfp.md: New file.
8453 * config/rs6000/rs6000.md: Include dfp.md.
8454 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8455 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8456 and TDmode decimal float modes in FP registers.
8457 (num_insns_constant): Likewise.
8458 (rs6000_legitimate_offset_address_p): Likewise.
8459 (rs6000_legitimize_address): Likewise.
8460 (rs6000_legitimize_reload_address): Likewise.
8461 (rs6000_legitimate_address): Likewise.
8462 (rs6000_emit_move): Likewise.
8463 (function_arg_boundary): Likewise.
8464 (function_arg_advance): Likewise.
8465 (rs6000_darwin64_record_arg_recurse): Likewise.
8466 (function_arg): Likewise.
8467 (rs6000_gimplify_va_arg): Likewise.
8468 (rs6000_split_multireg_move): Likewise.
8469 (rs6000_output_function_epilogue): Likewise.
8470 (rs6000_output_function_epilogue): Likewise.
8471 (rs6000_register_move_cost): Likewise.
8472 (rs6000_function_value): Likewise.
8473 (rs6000_libcall_value): Likewise.
8475 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8477 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8479 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8481 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8482 Use $MULTIDIR to choose between the kernel and RTP headers,
8483 and use $WIND_BASE and $WIND_USR to locate them.
8485 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8487 * config/i386/i386.c (override_options): Put initialization of
8488 ix86_tune_mask and ix86_arch_mask to the correct place.
8490 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8491 Michael Meissner <michael.meissner@amd.com>
8494 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8496 (TARGET_CMOVE): Use ARCHMASK.
8497 (TARGET_CMPXCHG): Ditto.
8498 (TARGET_CMPXCHG8B): Ditto.
8499 (TARGET_XADD): Ditto.
8500 (TARGET_BSWAP): Ditto.
8501 * config/i386/i386.c (ix86_tune_mask): New global variable.
8502 (ix86_arch_mask): Ditto.
8503 (override_options): Initialize ix86_tune_mask and
8504 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8507 2007-03-02 Ben Elliston <bje@au.ibm.com>
8510 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8512 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8514 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8515 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8516 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8517 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8519 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8520 rs6000_init_dwarf_reg_sizes_extra): New.
8521 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8522 SPE register high parts.
8524 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8526 * Makefile.in: Add install-pdf target as
8527 copied from automake v1.10 rules.
8528 * configure.ac: Add install-pdf to target list.
8529 * configure: Regenerate.
8531 2007-03-01 Paul Brook <paul@codesourcery.com>
8533 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8534 modes to LDRD for DImode.
8535 (output_move_double): Fixup out of range ldrd/strd.
8536 (vfp_secondary_reload_class): Rename...
8537 (coproc_secondary_reload_class): ... to this. Add wb argument.
8538 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8539 coproc_secondary_reload_class for CLASS_IWMMXT.
8540 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8541 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8543 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8545 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8546 factor by the estimated number of iterations.
8547 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8550 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8551 decode_caches_intel, detect_caches_intel): New functions.
8552 (host_detect_local_cpu): Use detect_caches_amd and
8553 detect_caches_intel.
8555 2007-03-01 Richard Henderson <rth@redhat.com>
8557 * expr.c (emit_move_complex_push): Export.
8558 (emit_move_complex_parts): Split out from ...
8559 (emit_move_complex): ... here.
8560 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8561 * config/i386/i386.md (movcdi): New.
8563 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8565 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8566 size of mode1 to check for tieable modes in MMX case.
8568 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8570 * Makefile.in (rtlanal.o): Depend on tree.h.
8571 * rtl.h (offset_within_section_p, split_const): Declare.
8572 * rtlanal.c: Include tree.h.
8573 (offset_within_block_p): New function, taken from
8574 mips_offset_within_object_p.
8575 (split_const): New function, taken from mips_split_const.
8576 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8578 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8579 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8580 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8581 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8582 (m68k_illegitimate_symbolic_constant_p): New function.
8583 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8584 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8585 symbolic constant that might be outside the symbol's section,
8586 move the symbol first and then add the offset.
8587 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8589 * config/mips/mips.c (mips_split_const): Delete.
8590 (mips_offset_within_object_p): Delete.
8591 (mips_symbolic_constant_p): Use offset_within_section_p and
8592 split_const instead of mips_offset_within_object_p and
8594 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8595 (mips_legitimize_const_move, print_operand_reloc)
8596 (mips_dangerous_for_la25_p): Use split_const instead of
8599 2007-02-28 Eric Christopher <echristo@apple.com>
8601 * Makefile.in (install-include-dir): Don't rm -rf include.
8603 2007-02-28 Richard Guenther <rguenther@suse.de>
8606 * fold-const.c (fold_binary): Do not associate expressions
8607 with more than one variable for integer types that do not wrap.
8609 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8611 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8612 Delete, and replace with...
8613 (fold_builtin_call_array): This. Update callers to use it.
8614 * fold-const.c (fold_build_call_list): Delete, and replace with...
8615 (fold_build_call_array): This.
8616 (fold_build_call_list_initializer): Delete, and replace with...
8617 (fold_build_call_array_initializer): This.
8618 * tree.h: Update declarations to reflect above changes.
8620 * c-typeck.c (build_function_call): Store converted arguments
8621 in a stack-allocated array instead of building a list.
8622 (convert_arguments): Store arguments in the array passed in as an
8623 argument, and return the actual number of arguments.
8624 * c-format.c: (check_function_format): Pass arguments in an
8625 array instead of a list.
8626 * c-common.c (check_function_nonnull): Likewise.
8627 (check_function_sentinel): Likewise.
8628 (check_function_arguments): Likewise.
8629 * c-common.h: Update declarations to reflect above changes.
8631 2007-02-28 Jan Hubicka <jh@suse.cz>
8633 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8634 PRED_NEGATIVE_RETURN): Update outcomes.
8636 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8638 * calls.c (emit_library_call_value_1): Handle partial registers
8639 correctly when building up CALL_INSN_FUNCTION_USAGE.
8641 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8643 * pa/predicates.md (move_src_operand): Allow zero for mode.
8644 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8647 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8650 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8651 *movv2df_internal): Enable pattern only for valid operand
8653 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8654 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8656 2007-02-27 Mike Stump <mrs@apple.com>
8658 * config/darwin-crt3.c: Avoid compilation when compiling for a
8661 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8663 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8665 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8666 for fixed headers and limits.h.
8667 (install-include-dir, install-headers-tar, install-headers-cpio,
8668 install-headers-cp, real-install-headers-tar,
8669 real-install-headers-cpio, real-install-headers-cp): Handle
8670 include-fixed as well as include.
8671 (install-mkheaders): Don't install files that go only in include
8673 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8674 from GCC_INCLUDE_DIR.
8675 * gcc.c (process_command): Remove special -BstageN/ handling.
8676 (do_spec_1): Add include-fixed directories.
8678 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8680 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8682 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8684 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8687 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8689 * c-common.c (get_priority): Add check for
8690 SUPPORTS_INIT_PRIORITY.
8692 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8694 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8696 * config/bfin/bfin.c: Include "cfglayout.h".
8697 (MAX_LSETUP_DISTANCE): New macro.
8698 (struct loop_info): New members incoming, incoming_src and
8699 incoming_dest. Delete member predecessor.
8700 (length_for_loop): New function.
8701 (bfin_optimize_loop): Handle more different loop structures.
8702 (bfin_discover_loop): Rework detection of predecessor blocks by
8703 examining incoming edges.
8704 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8706 (bfin_reorder_loops): New function.
8707 (bfin_reorg_loops): Use these three new functions.
8709 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8710 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8711 (CONSTRAINT_LEN): Add entry for 'q'.
8712 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8713 Add 'q' constraints.
8714 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8715 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8717 * config/bfin/bfin.md (add_with_carry): New pattern.
8718 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8719 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8720 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8721 support unsigned multiplies too. Removed incorrect commutativity from
8722 operand 1 constraint where appropriate.
8723 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8725 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8726 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8728 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8729 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8730 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8731 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8732 usmulhisi_hh_huh): New patterns.
8734 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8735 lshifthi3): Fix output template to use half reg for operand 2.
8737 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8740 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8742 2007-02-27 Andreas Schwab <schwab@suse.de>
8744 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8746 2007-02-27 Jan Hubicka <jh@suse.cz>
8748 * predict.c (last_basic_block_p): Remove.
8749 (tree_estimate_probability): Update return heuristic for commonized
8752 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8754 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8756 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8758 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8759 * doc/cpp.texi: Standardize title page.
8760 * doc/cppinternals.texi: Likewise.
8761 * doc/gcc.texi: Standardize title page, remove version number
8762 from copyright page.
8763 * doc/gccint.texi: Likewise.
8764 * doc/install.texi: Standardize title page, add table of
8767 2007-02-26 Jan Hubicka <jh@suse.cz>
8769 * predict.def: Set outcomes according to more recent results.
8770 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8771 Remove dead predictors.
8772 * predict.c (return_prediction): Fix pasto.
8774 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8776 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8777 change; avoid a memory leak when returning early.
8779 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8781 * c-decl.c (static_ctors): Move to c-common.c.
8782 (static_dtors): Likewise.
8783 (finish_function): Use c_record_cdtor_fn.
8784 (build_cdtor): Move to c-common.c.
8785 (c_write_global_declarations): Use c_build_cdtor_fns.
8786 * c-common.h (static_ctors): Declare.
8787 (static_dtors): Likewise.
8788 (c_record_cdtor_fn): Likewise.
8789 (c_build_cdtor_fns): Likewise.
8790 * c-common.c (static_ctors): New variable.
8791 (static_dtors): Likewise.
8792 (c_record_cdtor_fn): New function.
8793 (build_cdtor): Move from c-decl.c
8794 (c_build_cdtor_fns): New function.
8796 * output.h (assemble_addr_to_section): Declare.
8797 (get_cdtor_priority_section): Likewise.
8798 * varasm.c (assemble_addr_to_section): New function.
8799 (get_cdtor_priority_section): Likewise.
8800 (default_named_section_asm_out_destructor): Use them.
8801 (destor_dtor_section_asm_out_destructor): Likewise.
8802 (default_named_section_asm_out_constructor): Likewise.
8803 (default_ctor_section_asm_out_constructor): Likewise.
8804 * config.gcc (*-*-vxworks*): Include vxworks.o.
8805 * config/t-vxworks (vxworks.o): New target.
8806 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8807 (TARGET_ASM_CONSTRUCTOR): Define.
8808 (TARGET_ASM_DESTRUCTOR): Likewise.
8809 (vxworks_asm_out_constructor): Declare.
8810 (vxworks_asm_out_destructor): Likewise.
8812 * c-common.c (get_priority): Check that we have not just an
8813 INTEGER_CST, but an integer constant with integeral type.
8815 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8817 PR tree-optimization/30938
8818 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8819 use &dt[nargs-1] instead of &dt[nargs] in the call to
8820 vect_is_simple_use().
8822 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8824 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8825 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8826 Do not attempt to handle MEM inside auto-inc expressions.
8827 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8828 of a register modified by an auto-inc expression. However, do handle
8829 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8830 (elimination_effects): Prohibit elimination of a register modified
8831 by an auto-inc expression. Disable register elimination rules whose
8832 target register is modified by an auto-inc expression with variable
8835 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8837 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8839 (array_at_struct_end_p): New function.
8840 (idx_infer_loop_bounds): Use it.
8841 (estimate_numbers_of_iterations_loop): Export.
8842 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8843 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8844 (tree_estimate_probability): Call record_loop_exits.
8845 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8846 (estimated_loop_iterations, estimated_loop_iterations_int,
8847 estimated_loop_iterations_tree): New functions.
8848 (analyze_siv_subscript_cst_affine,
8849 compute_overlap_steps_for_affine_1_2,
8850 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8851 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8852 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8853 (PRED_LOOP_ITERATIONS_GUESSED): New.
8854 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8855 * cfgloop.h (estimate_numbers_of_iterations_loop,
8856 estimated_loop_iterations_int): Declare.
8858 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8860 * doc/extend.texi: Document optional priority argument to
8861 constructors and destructors.
8862 * tree.c (init_priority_for_decl): Adjust GTY markers.
8863 (init_ttree): Use priority-info hash functions for
8864 init_priority_for_decl.
8865 (tree_map_eq): Rename to ...
8866 (tree_map_base_eq): ... this.
8867 (tree_map_marked_p): Rename to ...
8868 (tree_map_base_marked_p): ... this.
8869 (tree_map_base_hash): New function.
8870 (decl_init_priority_lookup): Rework.
8871 (decl_fini_priority_lookup): New function.
8872 (decl_priority_info): New function.
8873 (decl_init_priority_insert): Use it.
8874 (decl_fini_priority_insert): Likewise.
8875 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8877 (decl_restrict_base_insert): Likewise.
8878 (decl_debug_expr_insert): Likewise.
8879 (decl_value_expr_lookup): Likewise.
8880 (decl_value_expr_insert): Likewise.
8881 * tree.h (priority_type): New type.
8882 (decl_init_priority_lookup): Use priority_type.
8883 (decl_fini_priority_lookup): New function.
8884 (decl_init_priority_insert): Use priority_type.
8885 (decl_fini_priority_insert): New function.
8886 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8887 (DECL_INIT_PRIORITY): Likewise.
8888 (SET_DECL_INIT_PRIORITY): Add comment.
8889 (DECL_FINI_PRIORITY): New macro.
8890 (SET_DECL_FINI_PRIORITY): Likewise.
8891 (DEFAULT_INIT_PRIORITY): Document.
8892 (MAX_INIT_PRIORITY): Likewise.
8893 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8894 (tree_map_base): New type.
8895 (tree_map_base_eq): New function.
8896 (tree_map_base_hash): Likewise.
8897 (tree_map_base_marked_p): Likewise.
8898 (tree_map): Inherit from tree_map_base.
8899 (tree_map_eq): Make it a macro.
8900 (tree_map_marked_p): Likewise.
8901 (tree_int_map): Inherit from tree_map_base.
8902 (tree_int_map_eq): Make it a macro.
8903 (tree_int_map_hash): Likewise.
8904 (tree_int_map_marked_p): Likewise.
8905 (tree_priority_map): New type.
8906 (tree_priority_map_eq): New macro.
8907 (tree_priority_map_hash): Likewise.
8908 (tree_priority_map_marked_p): Likewise.
8909 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8911 (emutls_common_1): Likewise.
8912 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8913 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8914 of tree_map hierarchy.
8915 * tree-cfg.c (move_stmt_r): Likewise.
8916 (new_label_mapper): Likewise.
8917 * c-tree.h (c_expand_body): Move to ...
8918 * c-common.h (c_expand_body): ... here.
8919 * c-decl.c (c_expand_body): Move to ...
8920 * c-common.c (c_expand_body): ... here.
8921 (c_common_attribute_table): Allow 1 argument for the constructor
8922 and destructor attributes.
8923 (get_priority): New function.
8924 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8925 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8927 2007-02-24 Jan Hubicka <jh@suse.cz>
8930 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8932 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8933 Jan Hubicka <jh@suse.cz>
8936 * i386.c (counter_mode): New function.
8937 (expand_set_or_movmem_via_loop): Use it.
8938 (expand_movmem_epilogue): Likewise; fix pasto.
8939 (ix86_expand_movmem): Do emit guard even for constant counts.
8940 (ix86_expand_setmem): Likewise.
8942 2007-02-25 Nick Clifton <nickc@redhat.com>
8944 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8945 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8947 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8950 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8951 count argument with 0x10, not with 0x16.
8952 (expand_setmem_epilogue): Ditto.
8954 2007-02-24 Mike Stump <mrs@apple.com>
8956 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8959 2007-02-24 Richard Guenther <rguenther@suse.de>
8962 * fold-const.c (fold_binary): Fold x +- CST op x for
8963 EQ_EXPR and NE_EXPR.
8965 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8967 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8969 2007-02-24 Jan Hubicka <jh@suse.cz>
8971 * cgraphunit.c (decide_is_function_needed): Honor
8972 -fkeep-inline-functions.
8974 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8976 * builtins.c (fold_builtin_modf): New.
8977 (fold_builtin_2): Use it.
8979 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8981 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8982 (determine_max_iter): Take additional LOOP arg; all callers changed.
8983 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8984 one using simplifications.
8985 (simplify_using_initial_values): Return if the expression becomes
8986 invalid due to altered regs.
8988 2007-02-23 DJ Delorie <dj@redhat.com>
8990 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8992 2007-02-23 Mike Stump <mrs@apple.com>
8994 * tlink.c (scan_linker_output): Parse linker messages from
8995 darwin9's linker better.
8997 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9000 * varpool.c (varpool_assemble_pending_decls): Set
9001 varpool_last_needed_node to null.
9003 2007-02-23 DJ Delorie <dj@redhat.com>
9005 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9006 alignment bigger than the object file can handle.
9008 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9011 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9012 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9013 (*movsf_1): Penalize MMX moves.
9015 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9017 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9018 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9020 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9022 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9024 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9025 (fold_builtin_1): Use them.
9026 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9027 BUILT_IN_SIGNIFICAND.
9029 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9031 * config/i386/i386.c (bdesc_1arg): Initialize
9032 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9033 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9034 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9035 and IX86_BUILTIN_MOVSLDUP.
9037 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9039 PR rtl-optimization/30841
9040 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9042 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9044 * builtins.c (fold_builtin_frexp): New.
9045 (fold_builtin_2): Use it.
9047 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9049 * doc/invoke.texi (Spec Files): Document getenv spec function.
9051 * gcc.c (getenv_spec_function): New function.
9052 (static_spec_functions): Add it.
9053 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9054 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9057 2007-02-22 Michael Matz <matz@suse.de
9060 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9061 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9063 2007-02-22 Ian Lance Taylor <iant@google.com>
9066 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9067 (mem_loc_descriptor): Call it.
9069 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9070 Ira Rosen <irar@il.ibm.com>
9072 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9074 2007-02-22 Ira Rosen <irar@il.ibm.com>
9076 PR tree-optimization/30843
9077 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9078 stores only after all the group is vectorized.
9080 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9082 PR tree-optimization/30858
9083 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9084 in the reduction cycle have a single use in the loop.
9085 * tree-vectorizer.h (relevant): Add documentation.
9087 2007-02-20 Mike Stump <mrs@apple.com>
9089 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9090 * configure: Regenerate.
9092 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9094 Change the defaults of some parameters and options.
9095 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9096 * config/spu/spu.c (spu_optimization_options): Add.
9097 (spu_override_options): Change params in spu_optimization_options.
9098 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9100 Register 127 is only 16 byte aligned when used as a frame pointer.
9101 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9102 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9103 HARD_FRAME_POINTER_REGNUM.
9104 (spu_legitimate_address): Use regno_aligned_for_reload.
9105 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9106 aligned when frame_pointer_needed is true.
9107 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9109 * config/spu/spu.h (INIT_EXPANDERS): Define.
9111 Make sure shift and rotate instructions have valid immediate operands.
9112 * config/spu/predicates.md (spu_shift_operand): Remove.
9113 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9114 * config/spu/constraints.md (W, O): Extend range.
9115 * config/spu/spu.md (umask, nmask): Define.
9116 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9117 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9118 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9119 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9120 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9121 (lshr<mode>3_reg): Fix rtl description.
9123 Make sure mulhisi immediate operands are valid.
9124 * config/spu/predicates.md (imm_K_operand): Add.
9125 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9127 Generate constants using fsmbi and andi.
9128 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9129 (print_operand, spu_split_immediate, classify_immediate,
9130 fsmbi_const_p): Handle IC_FSMBI2.
9132 Correctly handle a CONST_VECTOR containing symbols.
9133 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9134 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9135 (immediate_load_p): Allow symbols that use 2 instructions to create.
9136 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9137 with symbols when flag_pic is set.
9138 (const_vector_immediate_p): New.
9139 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9140 accept a CONST_VECTOR with symbols.
9141 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9142 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9144 * config/spu/spu.md (high, low): Delete.
9145 (low_<mode>): Define.
9147 Remove INTRmode and INTR_REGNUM, which didn't work.
9148 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9150 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9151 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9152 peephole2 pattern): Don't use INTR or 131.
9153 (movintrcc): Delete.
9154 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9155 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9156 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9157 (UNSPEC_SET_INTR): Add.
9158 * config/spu/spu-modes.def (INTR): Remove.
9160 More accurate warnings about run-time relocations.
9161 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9163 Correctly warn about immediate arguments to specific intrinsics.
9164 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
9165 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
9166 the instruction predicate.
9168 Fix tree check errors with latest update.
9169 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
9171 (spu_expand_builtin): Use CALL_EXPR_FN.
9173 Add missing specific intrinsics.
9174 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
9176 * config/spu/spu_internals.h: Ditto.
9178 Fix incorrect operand modifiers.
9179 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
9180 * config/spu/spu.md (xor<mode>3): Change %S to %J.
9182 Optimize one case of zero_extend of a vec_select.
9183 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
9185 Accept any immediate for hbr.
9186 * config/spu/spu.md (hbr): Change s constraints to i.
9188 2007-02-21 Paul Brook <paul@codesourcery.com>
9190 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
9191 condexec_count when skipping USE and CLOBBER.
9193 2007-02-21 Nick Clifton <nickc@redhat.com>
9195 * common.opt (Warray-bounds): Add Warning attribute.
9196 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
9198 (fsized-zeroes): Add Optimization attribute.
9199 (fsplit-wide-types, ftree-scev-cprop): Likewise.
9200 * c.opt (Wc++0x-compat): Add Warning attribute.
9202 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9205 * reload1.c (eliminate_regs_in_insn): In the single_set special
9206 case, attempt to re-recognize the insn before falling back to
9207 having reload fix it up.
9209 2007-02-20 Eric Christopher <echristo@gmail.com>
9211 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
9212 Rewrite accordingly.
9213 (frv_read_iacc_argument): Ditto.
9214 (frv_expand_set_builtin): Take a call instead of arglist, update for
9216 (frv_expand_unop_builtin): Ditto.
9217 (frv_expand_binop_builtin): Ditto.
9218 (frv_expand_cut_builtin): Ditto.
9219 (frv_expand_binopimm_builtin): Ditto.
9220 (frv_expand_voidbinop_builtin): Ditto.
9221 (frv_expand_int_void2arg): Ditto.
9222 (frv_expand_prefetches): Ditto.
9223 (frv_expand_voidtriop_builtin): Ditto.
9224 (frv_expand_voidaccop_builtin): Ditto.
9225 (frv_expand_load_builtin): Ditto.
9226 (frv_expand_store_builtin): Ditto.
9227 (frv_expand_mdpackh_builtin): Ditto.
9228 (frv_expand_mclracc_builtin): Ditto.
9229 (frv_expand_mrdacc_builtin): Ditto.
9230 (frv_expand_mwtacc_builtin): Ditto.
9231 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
9234 2007-02-20 Janis Johnson <janis187@us.ibm.com>
9236 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
9237 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
9239 (HAVE_GAS_DFP): Check for assembler support of decimal floating
9241 * configure: Regenerate.
9242 * config.in: Regenerate.
9243 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
9244 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
9245 masks to power6 and power6x and to POWERPC_MASKS.
9246 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9248 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
9249 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
9250 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9251 Access PROTOTYPE as variable, not mask.
9253 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9255 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9256 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9257 * combine.c (adjust_for_new_dest): Use it.
9258 * postreload.c (reload_combine): Likewise.
9260 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9262 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9263 notes on an insn with multiple sets, even if single_set returns
9264 non-NULL for that insn.
9266 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9268 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9271 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9273 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9274 if user didn't pass it.
9275 * config/i386/darwin.h (CC1_SPEC): Likewise.
9276 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9277 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9278 -mmacosx-version-min.
9280 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9281 Uros Bizjak <ubizjak@gmail.com>
9283 * optabs.h (enum optab_index): Add new OTI_scalb.
9284 (scalb_optab): Define corresponding macro.
9285 * optabs.c (init_optabs): Initialize scalb_optab.
9286 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9288 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9289 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9290 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9291 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9292 flag_unsafe_math_optimizations is set.
9294 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9295 to implement scalbf, scalb and scalbl built-ins as inline x87
9298 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9299 DJ Delorie <dj@redhat.com>
9302 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9303 (diagnostic_report_diagnostic): ... here, and turn them into real
9304 errors. If warnings are inhibited, no need to do anything.
9306 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9308 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9309 better code generation.
9311 2007-02-20 Ben Elliston <bje@au.ibm.com>
9313 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9315 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9317 * config/alpha/alpha.c, config/alpha/alpha.md,
9318 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9319 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9320 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9321 config/arm/lib1funcs.asm: Follow spelling conventions.
9323 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9324 config/fr30/fr30.md, config/i386/i386.h,
9325 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9326 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9327 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9328 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9329 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9330 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9331 config/sparc/sparc.c, config/sparc/sparc.h,
9332 config/sparc/sparc.md, config/spu/constraints.md,
9333 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9336 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9339 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9342 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9344 * doc/invoke.texi (-ftree-lrs): Remove.
9346 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9348 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9351 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9353 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9354 new CALL_EXPR_FN macro for retrieving the function
9355 declaration of the input expression.
9357 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9359 * c.opt (Waddress): New.
9360 * common.opt (Walways-true): Delete.
9361 (Wstring-literal-comparison): Delete.
9362 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9363 -Wstring-literal-comparison. Add -Waddress.
9365 (Walways-true): Delete.
9366 (Wstring-literal-comparison): Delete.
9367 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9368 consistently instead of -Walways-true in example.
9369 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9370 * c-typeck.c (parser_build_binary_op): Replace
9371 -Wstring-literal-comparison and -Walways-true with -Waddress.
9372 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9375 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9377 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9378 without DECL_STRUCT_FUNCTION initialized.
9380 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9382 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9383 due to calls to functions taking pointers as parameters.
9385 2007-02-19 Richard Henderson <rth@redhat.com>
9388 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9391 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9393 * config/s390/s390.c (s390_call_saved_register_used,
9394 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9395 accessed to the new scheme.
9397 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9399 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9400 (cris_print_index, cris_print_operand, cris_print_operand_address)
9401 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9402 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9403 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9405 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9406 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9407 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9408 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9409 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9410 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9411 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9412 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9413 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9414 (uminsi3, call, call_value): Ditto.
9415 (define_split: indir_to_reg_split, unnamed): Ditto.
9417 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9419 PR tree-optimization/30975
9420 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9423 2007-02-18 Eric Christopher <echristo@gmail.com>
9425 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9426 Remove use of arglist.
9427 (mips_expand_builtin): Remove use of arglist, pass in expr.
9428 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9429 (mips_expand_builtin_movtf): Ditto.
9430 (mips_expand_builtin_compare): Ditto.
9432 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9434 * tree-sra.c (sra_build_assignment): Replace assertion
9435 checking with a comment explaining why it can't be done.
9437 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9440 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9441 during CALL_EXPR representation conversion.
9442 * tree-ssa-propagate.c (set_rhs): Likewise.
9444 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9446 * tree-sra.c (sra_build_assignment): Disable assertion checking
9449 2007-02-18 Roger Sayle <roger@eyesopen.com>
9451 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9452 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9453 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9455 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9456 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9457 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9458 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9459 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9460 force_gimple_operand): Likewise.
9461 * ipa-cp.c (constant_val_insert): Likewise.
9462 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9463 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9464 perfect_nestify): Likewise.
9465 * langhooks.c (lhd_omp_assignment): Likewise.
9466 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9467 lower_copyprivate_clauses, lower_send_clauses,
9468 lower_send_shared_vars, expand_parallel_call,
9469 expand_omp_for_generic, expand_omp_for_static_nochunk,
9470 expand_omp_for_static_chunk, expand_omp_sections,
9471 lower_omp_single_copy, lower_omp_for_lastprivate,
9472 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9473 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9474 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9477 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9479 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9480 config/sh/sh.md: Follow spelling conventions.
9482 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9483 config/frv/predicates.md: Follow spelling conventions.
9485 * config/m68k/linux-unwind.h: Fix a comment typo.
9486 * target.h: Follow spelling conventions.
9488 2007-02-18 Roger Sayle <roger@eyesopen.com>
9490 PR rtl-optimization/28173
9491 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9492 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9493 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9494 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9495 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9497 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9499 * builtins.c (fold_builtin_load_exponent): New.
9500 (fold_builtin_2): Use it.
9502 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9504 PR rtl-optimization/30773
9505 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9506 if we fail to attach a REG_EQUIV note.
9508 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9509 Roger Sayle <roger@eyesopen.com>
9511 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9513 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9515 * calls.c (initialize_argument_information): Pass original EXP
9516 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9517 code to split complex arguments here, as part of initializing the
9519 (expand_call): Remove code that builds a list of arguments and
9520 inserts implicit arguments into it. Instead, just count how many
9521 implicit arguments there will be so we can determine the size of
9522 the ARGS array, and let initialize_argument_information do the work.
9523 (split_complex_values): Delete unused function.
9525 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9527 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9529 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9531 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9532 for arg pointer based indexed addressing.
9534 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9536 * config/ia64/ia64.h, config/ia64/ia64.md,
9537 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9538 spelling conventions.
9540 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9542 * config/m68k/m68k.c (split_di): New.
9543 * config/m68k/m68k-protos.h: Declare split_di.
9544 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9545 Improve predicate handling and split constant shifts.
9547 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9549 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9550 parameter for register bitfield operations, general predicates
9553 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9555 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9556 * config/m68k/linux-unwind.h: New file.
9558 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9560 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9561 config/i386/athlon.md, config/ia64/ia64.md,
9562 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9563 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9564 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9565 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9566 tree-vect-transform.c: Fix comment typos.
9568 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9570 * sched-deps.c (find_insn_list): Remove.
9571 * sched-int.h: Remove the prototype for find_insn_list.
9573 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9575 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9577 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9578 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9579 darwin_rs6000_override_options.
9580 (C_COMMON_OVERRIDE_OPTIONS): Expect
9581 darwin_macosx_version_min to be non-NULL always.
9582 (TARGET_C99_FUNCTIONS): Likewise.
9583 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9584 (DARWIN_MINVERSION_SPEC): New.
9585 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9586 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9588 (DARWIN_MINVERSION_SPEC): New.
9589 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9591 * config/darwin-c.c (darwin_cpp_builtins): Expect
9592 darwin_macosx_version_min to be non-NULL always.
9594 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9596 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9598 * config/i386/i386.h (x86_use_xchgb): New.
9599 (TARGET_USE_XCHGB): New macro.
9600 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9601 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9602 Split after reload into bswaphi for shifts of 8.
9603 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9604 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9605 or when optimizing for size.
9607 2007-02-16 Richard Guenther <rguenther@suse.de>
9608 Christian Bruel <christian.bruel@st.com>
9610 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9611 DECLs but prefer SSA_NAMEs over DECLs.
9613 2007-02-16 Richard Guenther <rguenther@suse.de>
9615 * tree-flow-inline.h (single_imm_use_p): Remove.
9616 (zero_imm_uses_p): Likewise.
9617 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9618 instead of single_imm_use_p.
9619 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9622 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9625 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9626 nested double- and backquotes.
9628 2007-02-15 Roger Sayle <roger@eyesopen.com>
9631 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9632 should be unreachable.
9633 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9634 For the time being redirect GIMPLE_MODIFY_STMT to the new
9635 (renamed) build_gimple_modify_stmt_stat.
9636 (build2_gimple_stat): Rename to...
9637 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9638 Always build a GIMPLE_MODIFY_STMT node.
9639 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9640 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9643 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9644 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9645 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9646 expand_complex_div_wide): Likewise.
9647 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9648 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9649 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9650 * tree-ssa-loop-manip.c (create_iv): Likewise.
9651 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9652 abs_replacement): Likewise.
9653 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9654 realify_fake_stores): Likewise.
9656 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9657 node rather than a GIMPLE_MODIFY_STMT node.
9658 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9659 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9661 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9662 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9665 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9668 * fold-const.c (fold_comparison): Add back the
9669 folding of constant complex comparisions.
9671 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9674 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9675 effects unknown to this function, return early.
9677 2007-02-15 Ian Lance Taylor <iant@google.com>
9679 * lower-subreg.c (move_eh_region_note): New static function.
9680 (resolve_simple_move): Call it.
9681 (decompose_multiword_subregs): Track blocks for which we resolve a
9682 simple move which is also a control flow insn. Pass them to
9683 find_many_sub_basic_blocks.
9684 (pass_lower_subreg): Add TODO_verify_flow.
9685 (pass_lower_subreg2): Likewise.
9687 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9688 Brooks Moses <brooks.moses@codesourcery.com>
9689 Lee Millward <lee.millward@codesourcery.com>
9691 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9692 (VL_EXP_CLASS_P): New.
9693 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9695 (TREE_OPERAND_CHECK_CODE): Likewise.
9696 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9697 (TREE_RTL_OPERAND_CHECK): Likewise.
9698 (tree_operand_check_failed): Make second parameter the whole tree
9699 instead of its code. Fixed callers.
9700 (VL_EXP_CHECK): New.
9701 (TREE_OPERAND_LENGTH): New.
9702 (VL_EXP_OPERAND_LENGTH): New.
9703 (CALL_EXPR_FN): New.
9704 (CALL_EXPR_STATIC_CHAIN): New.
9705 (CALL_EXPR_ARGS): New.
9706 (CALL_EXPR_ARG): New.
9707 (call_expr_nargs): New.
9708 (CALL_EXPR_ARGP): New.
9709 (build_nt_call_list): Declare.
9710 (build_vl_exp_stat): Declare.
9711 (build_vl_exp): New.
9712 (build_call_list): Declare.
9713 (build_call_nary): Declare.
9714 (build_call_valist): Declare.
9715 (build_call_array): Declare.
9716 (call_expr_arg): Declare.
9717 (call_expr_argp): Declare.
9718 (call_expr_arglist): Declare.
9719 (fold_build_call_list): Declare.
9720 (fold_build_call_list_initializer): Declare.
9721 (fold_call_expr): Declare to replace fold_builtin.
9722 (fold_builtin_fputs): Update to agree with modified definition.
9723 (fold_builtin_strcpy): Likewise.
9724 (fold_builtin_strncpy): Likewise.
9725 (fold_builtin_memory_chk): Likewise.
9726 (fold_builtin_stxcpy_chk): Likewise.
9727 (fold_builtin_strncpy_chk): Likewise.
9728 (fold_builtin_next_arg): Likewise.
9729 (fold_build_call_expr): Declare.
9730 (fold_builtin_call_list): Declare.
9731 (fold_builtin_call_valist): Declare.
9732 (build_call_expr): Declare.
9733 (validate_arglist): Update to agree with modified definition.
9734 (tree_operand_length): New.
9735 (call_expr_arg_iterator): New.
9736 (init_call_expr_arg_iterator): New.
9737 (next_call_expr_arg): New.
9738 (first_call_expr_arg): New.
9739 (more_call_expr_args_p): New.
9740 (FOR_EACH_CALL_EXPR_ARG): New.
9742 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9743 and tcc_gimple_stmt.
9744 (tree_code_size): Update documentation. Use sizeof (tree) rather
9745 than sizeof (char *).
9746 (tree_size): Likewise. Add case for tcc_vl_exp.
9747 (tree_node_structure): Add case for tcc_vl_exp.
9748 (contains_placeholder_p): Likewise.
9749 (substitute_in_expr): Likewise.
9750 (substitute_placeholder_in_expr): Likewise.
9751 (stabilize_reference_1): Likewise.
9752 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9753 to diagnose breakage of this interface for constructing CALL_EXPRs.
9754 (build_nt): Add similar assertion here.
9755 (build_nt_call_list): New.
9756 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9757 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9759 (get_callee_fndecl): Use new CALL_EXPR accessors.
9760 (tree_operand_check_failed): Change parameters to pass entire node
9761 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9762 (process_call_operands): New.
9763 (build_vl_exp_stat): New.
9764 (build_call_list): New.
9765 (build_call_nary): New.
9766 (build_call_valist): New.
9767 (build_call_array): New.
9768 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9769 (call_expr_arglist): New.
9771 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9772 tcc_vl_exp instead of a fixed-size tcc_expression.
9774 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9775 accessors for CALL_EXPRs.
9776 (AGGR_INIT_EXPR): Likewise.
9778 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9779 Brooks Moses <brooks.moses@codesourcery.com>
9780 Lee Millward <lee.millward@codesourcery.com>
9782 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9783 (expand_builtin_nonlocal_goto): Change parameter to be entire
9784 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9785 (expand_builtin_prefetch): Likewise.
9786 (expand_builtin_classify_type): Likewise.
9787 (mathfn_built_in): Return NULL_TREE instead of 0.
9788 (expand_errno_check): Use new CALL_EXPR accessors.
9789 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9790 Return NULL_RTX instead of 0.
9791 (expand_builtin_mathfn_2): Likewise.
9792 (expand_builtin_mathfn_3): Likewise.
9793 (expand_builtin_interclass_mathfn): Likewise.
9794 (expand_builtin_sincos): Likewise.
9795 (expand_builtin_cexpi): Likewise.
9796 (expand_builtin_int_roundingfn): Likewise.
9797 (expand_builtin_int_roundingfn_2): Likewise.
9798 (expand_builtin_pow): Likewise.
9799 (expand_builtin_powi): Likewise.
9800 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9801 of arglist, fixing callers appropriately. Use new CALL_EXPR
9802 accessors and constructors. Return NULL_RTX instead of 0.
9803 (expand_builtin_strstr): Likewise.
9804 (expand_builtin_strchr): Likewise.
9805 (expand_builtin_strrchr): Likewise.
9806 (expand_builtin_strpbrk): Likewise.
9807 (expand_builtin_memcpy): Likewise.
9808 (expand_builtin_mempcpy): Likewise.
9809 (expand_builtin_mempcpy_args): New.
9810 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9811 (expand_builtin_memmove_args): New.
9812 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9813 (expand_movstr): Likewise.
9814 (expand_builtin_strcpy): Likewise.
9815 (expand_builtin_strcpy_args): New.
9816 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9817 (expand_builtin_strncpy): Likewise.
9818 (expand_builtin_memset): Likewise.
9819 (expand_builtin_memset_args): New.
9820 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9821 (expand_builtin_memcmp): Likewise.
9822 (expand_builtin_strcmp): Likewise.
9823 (expand_builtin_strncmp): Likewise.
9824 (expand_builtin_strcat): Likewise.
9825 (expand_builtin_strncat): Likewise.
9826 (expand_builtin_strspn): Likewise.
9827 (expand_builtin_strcspn): Likewise.
9828 (expand_builtin_args_info): Likewise.
9829 (expand_builtin_va_start): Likewise.
9830 (gimplify_va_arg_expr): Likewise.
9831 (expand_builtin_va_end): Likewise.
9832 (expand_builtin_va_copy): Likewise.
9833 (expand_builtin_frame_address): Likewise.
9834 (expand_builtin_alloca): Likewise.
9835 (expand_builtin_bswap): Likewise.
9836 (expand_builtin_unop): Likewise.
9837 (expand_builtin_fputs): Likewise.
9838 (expand_builtin_expect): Likewise.
9839 (expand_builtin_fabs): Likewise.
9840 (expand_builtin_copysign): Likewise.
9841 (expand_builtin_printf): Likewise.
9842 (expand_builtin_fprintf): Likewise.
9843 (expand_builtin_sprintf): Likewise.
9844 (expand_builtin_init_trampoline): Likewise.
9845 (expand_builtin_signbit): Likewise.
9846 (expand_builtin_fork_or_exec): Likewise.
9847 (expand_builtin_sync_operation): Likewise.
9848 (expand_builtin_compare_and_swap): Likewise.
9849 (expand_builtin_lock_test_and_set): Likewise.
9850 (expand_builtin_lock_release): Likewise.
9851 (expand_builtin): Likewise.
9852 (builtin_mathfn_code): Likewise.
9854 (fold_builtin_constant_p): Pass call arguments individually instead
9855 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9856 accessors and constructors. Return NULL_TREE instead of 0.
9857 (fold_builtin_expect): Likewise.
9858 (fold_builtin_classify_type): Likewise.
9859 (fold_builtin_strlen): Likewise.
9860 (fold_builtin_nan): Likewise.
9861 (integer_valued_real_p): Likewise.
9862 (fold_trunc_transparent_mathfn): Likewise.
9863 (fold_fixed_mathfn): Likewise.
9864 (fold_builtin_cabs): Likewise.
9865 (fold_builtin_sqrt): Likewise.
9866 (fold_builtin_cbrt): Likewise.
9867 (fold_builtin_cos): Likewise.
9868 (fold_builtin_cosh): Likewise.
9869 (fold_builtin_tan): Likewise.
9870 (fold_builtin_sincos): Likewise.
9871 (fold_builtin_cexp): Likewise.
9872 (fold_builtin_trunc): Likewise.
9873 (fold_builtin_floor): Likewise.
9874 (fold_builtin_ceil): Likewise.
9875 (fold_builtin_round): Likewise.
9876 (fold_builtin_int_roundingfn): Likewise.
9877 (fold_builtin_bitop): Likewise.
9878 (fold_builtin_bswap): Likewise.
9879 (fold_builtin_logarithm): Likewise.
9880 (fold_builtin_hypot): Likewise.
9881 (fold_builtin_pow): Likewise.
9882 (fold_builtin_powi): Likewise.
9883 (fold_builtin_exponent): Likewise.
9884 (fold_builtin_memset): Likewise.
9885 (fold_builtin_bzero): Likewise.
9886 (fold_builtin_memory_op): Likewise.
9887 (fold_builtin_bcopy): Deleted; call site changed to invoke
9888 fold_builtin_memory_op directly.
9889 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9890 (fold_builtin_strncpy): Likewise.
9891 (fold_builtin_memcmp): Likewise.
9892 (fold_builtin_strcmp): Likewise.
9893 (fold_builtin_strncmp): Likewise.
9894 (fold_builtin_signbit): Likewise.
9895 (fold_builtin_copysign): Likewise.
9896 (fold_builtin_isascii): Likewise.
9897 (fold_builtin_toascii): Likewise.
9898 (fold_builtin_isdigit): Likewise.
9899 (fold_builtin_fabs): Likewise.
9900 (fold_builtin_abs): Likewise.
9901 (fold_builtin_fmin_fmax): Likewise.
9902 (fold_builtin_carg): Likewise.
9903 (fold_builtin_classify): Likewise.
9904 (fold_builtin_unordered_cmp): Likewise.
9906 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9907 New functions split out from fold_builtin_1.
9908 (fold_builtin_n): New.
9909 (fold_builtin_varargs): New.
9910 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9912 (fold_call_expr): New.
9913 (build_function_call_expr): Rewrite to use new helper function.
9914 (fold_builtin_call_list): New.
9915 (build_call_expr): New.
9916 (fold_builtin_call_valist): New.
9917 (rewrite_call_expr): New.
9918 (validate_arg): New.
9919 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9920 of an arglist. Change return type to bool. Use new CALL_EXPR
9923 (fold_builtin_strstr): Pass call arguments individually instead
9924 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9925 accessors and constructors. Return NULL_TREE instead of 0.
9926 (fold_builtin_strchr): Likewise.
9927 (fold_builtin_strrchr): Likewise.
9928 (fold_builtin_strpbrk): Likewise.
9929 (fold_builtin_strcat): Likewise.
9930 (fold_builtin_strncat): Likewise.
9931 (fold_builtin_strspn): Likewise.
9932 (fold_builtin_strcspn): Likewise.
9933 (fold_builtin_fputs): Likewise.
9934 (fold_builtin_next_arg): Likewise.
9935 (fold_builtin_sprintf): Likewise.
9937 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9938 NULL_RTX instead of 0.
9939 (expand_builtin_memory_chk): Likewise.
9940 (maybe_emit_chk_warning): Likewise.
9941 (maybe_emit_sprintf_chk_warning): Likewise.
9943 (fold_builtin_object_size): Pass call arguments individually instead
9944 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9945 accessors and constructors. Return NULL_TREE instead of 0.
9946 (fold_builtin_memory_chk): Likewise.
9947 (fold_builtin_stxcpy_chk): Likewise.
9948 (fold_builtin_strncpy_chk): Likewise.
9949 (fold_builtin_strcat_chk): Likewise.
9950 (fold_builtin_strcat_chk): Likewise.
9951 (fold_builtin_strncat_chk): Likewise.
9952 (fold_builtin_sprintf_chk): Likewise.
9953 (fold_builtin_snprintf_chk): Likewise.
9954 (fold_builtin_printf): Likewise.
9955 (fold_builtin_vprintf): Likewise.
9957 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9959 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9960 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9961 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9962 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9963 (fold_unary): Likewise.
9964 (fold_binary): Likewise.
9965 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9966 ternary expressions.
9967 (fold): Add logic for tcc_vl_exp.
9968 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9969 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9970 (fold_build3_stat): Add assertion to flag broken interface for
9971 constructing CALL_EXPRs.
9972 (fold_build_call_list): New.
9973 (fold_build_call_list_initializer): New.
9974 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9976 (fold_strip_sign_ops): Likewise.
9978 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9979 Brooks Moses <brooks.moses@codesourcery.com>
9980 Lee Millward <lee.millward@codesourcery.com>
9982 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9983 accessors and dump arguments explicitly.
9985 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9987 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9989 (print_call_name): Use new CALL_EXPR accessors.
9991 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9992 CALL_EXPR arguments explicitly instead of as a list. Use
9993 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9995 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9996 (vrp_visit_stmt): Likewise.
9998 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9999 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10001 (force_move_till_expr): Likewise.
10003 * targhooks.c (default_external_stack_protect_fail): Use
10004 build_call_expr instead of build_function_call_expr.
10005 (default_hidden_stack_protect_fail): Likewise.
10007 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10010 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10011 and walk arguments explicitly.
10013 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10014 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10015 (expand_simple_operations): Likewise.
10016 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10018 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10019 of TREE_CODE_LENGTH.
10020 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10022 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10023 instead of TREE_CODE_LENGTH.
10025 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10026 (tree_ic_transform): Likewise.
10027 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10028 parameter instead of arglist. Fix callers.
10029 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10030 (tree_stringops_transform): Likewise.
10031 (tree_indirect_call_to_profile): Likewise.
10032 (tree_stringops_values_to_profile): Likewise.
10034 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10035 (eliminate_tail_call): Likewise.
10037 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10039 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10040 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10042 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10044 * omp-low.c (build_omp_barrier): Use build_call_expr.
10045 (lower_rec_input_clauses): Likewise.
10046 (lower_reduction_clauses): Likewise.
10047 (expand_parallel_call): Likewise.
10048 (maybe_catch_exception): Likewise.
10049 (expand_omp_for_generic): Likewise.
10050 (expand_omp_for_static_nochunk): Likewise.
10051 (expand_omp_sections): Likewise.
10052 (lower_omp_single_simple): Likewise.
10053 (lower_omp_single_copy): Likewise.
10054 (lower_omp_master): Likewise.
10055 (lower_omp_ordered): Likewise.
10056 (lower_omp_critical): Likewise.
10058 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10059 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10061 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10062 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10063 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10065 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10066 and generalize to handle any number of operands.
10067 (chrec_contains_undetermined): Likewise.
10068 (tree_contains_chrecs): Likewise.
10069 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10071 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10073 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10074 fold_call_expr instead of fold_builtin.
10075 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10076 match declarations there.
10077 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10080 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10081 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10083 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10084 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10086 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10089 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10090 (execute_cse_sincos): Use new CALL_EXPR accessors.
10092 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10094 * gimple-low.c (lower_function_body): Use build_call_expr.
10095 (lower_builtin_setjmp): Likewise.
10097 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10098 (set_storage_via_libcall): Likewise.
10099 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10100 instead of TREE_CODE_LENGTH.
10101 (expand_expr_real_1): Use new CALL_EXPR accessors.
10103 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10104 generalize to handle any number of operands.
10105 (TB_parent_eq): Likewise.
10107 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10108 (strip_builtin_expect): Likewise.
10110 * function.c (gimplify_parameters): Use build_call_expr.
10112 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10113 instead of TREE_CODE_LENGTH.
10115 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10116 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10118 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10121 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10122 (gimplify_decl_expr): Likewise.
10123 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10124 Use new CALL_EXPR iterators.
10125 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10126 (gimplify_modify_expr_to_memset): Likewise.
10127 (gimplify_variable_sized_compare): Likewise.
10128 (gimplify_omp_atomic_fetch_op): Likewise.
10129 (gimplify_omp_atomic_pipeline): Likewise.
10130 (gimplify_omp_atomic_mutex): Likewise.
10131 (gimplify_function_tree): Likewise.
10133 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10134 (call_expr_flags): Likewise.
10135 (expand_call): Likewise.
10137 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10138 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10141 * coverage.c (create_coverage): Use build_call_expr.
10143 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10144 (temp_call_expr_obstack): New.
10145 (pool_copy_list): Delete.
10146 (temp_copy_call_expr): New.
10147 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10148 CALL_EXPR accessors. Get rid of special goo for copying argument
10149 lists and use temp_copy_call_expr instead.
10150 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10151 CALL_EXPR accessors.
10152 (create_expression_by_pieces): Likewise. Use build_call_array
10153 to construct the result instead of fold_build3.
10154 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10155 dealing with argument lists.
10156 (init_pre): Remove references to expression_node_pool and
10157 list_node_pool. Init temp_call_expr_obstack instead.
10158 (fini_pre): Remove references to expression_node_pool and
10161 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10162 and walk arguments explicitly instead of as a list.
10164 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
10165 (mx_register_decls): Likewise.
10166 (mudflap_register_call): Likewise.
10167 (mudflap_finish_file): Likewise.
10169 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
10170 (ipa_callsite_compute_param): Likewise.
10172 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
10173 accessors and constructor.
10175 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
10176 accessors and constructor.
10177 (convert_tramp_reference): Likewise.
10178 (convert_call_expr): Likewise.
10179 (finalize_nesting_tree_1): Likewise.
10181 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
10184 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
10186 * tree-inline.c (initialize_inlined_parameters): Pass entire
10187 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10189 (estimate_num_insns_1): Use new CALL_EXPR accessors.
10190 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
10192 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
10193 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10194 (vectorizable_reduction): Likewise.
10195 (vectorizable_call): Use new CALL_EXPR iterators.
10196 (vectorizable_conversion): Use build_call_expr.
10197 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
10198 (vect_gen_widened_results_half): Use build_call_expr.
10199 (vect_setup_realignment): Likewise.
10200 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
10202 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
10203 (pass_through_call): Likewise.
10204 (compute_object_sizes): Likewise. Use fold_call_expr instead of
10207 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
10208 (tree_gen_pow2_profiler): Likewise.
10209 (tree_gen_one_value_profiler): Likewise.
10210 (tree_gen_ic_func_profiler): Likewise.
10211 (tree_gen_average_profiler): Likewise.
10212 (tree_gen_ior_profiler): Likewise.
10214 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
10215 (find_func_aliases): Use new CALL_EXPR accessors. Add case
10216 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10218 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
10219 of TREE_CODE_LENGTH.
10221 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
10222 of TREE_CODE_LENGTH.
10224 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
10226 (convert_to_integer): Likewise.
10228 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
10231 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10232 Brooks Moses <brooks.moses@codesourcery.com>
10233 Lee Millward <lee.millward@codesourcery.com>
10235 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
10237 * config/frv/frv.c (frv_expand_builtin): Likewise.
10238 * config/s390/s390.c (s390_expand_builtin): Likewise.
10240 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
10241 (sparc_expand_builtin): Use new CALL_EXPR accessors.
10243 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
10244 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
10245 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
10246 (ix86_expand_store_builtin): Likewise.
10247 (ix86_expand_unop_builtin): Likewise.
10248 (ix86_expand_unop1_builtin): Likewise.
10249 (ix86_expand_sse_compare): Likewise.
10250 (ix86_expand_sse_comi): Likewise.
10251 (ix86_expand_vec_init_builtin): Likewise.
10252 (ix86_expand_vec_ext_builtin): Likewise.
10253 (ix86_expand_vec_set_builtin): Likewise.
10254 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10256 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10257 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10259 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10260 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10261 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10263 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10265 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10266 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10267 arglist. Use new CALL_EXPR accessors. Fix callers.
10268 (altivec_expand_abs_builtin): Likewise.
10269 (rs6000_expand_binop_builtin): Likewise.
10270 (altivec_expand_predicate_builtin): Likewise.
10271 (altivec_expand_lv_builtin): Likewise.
10272 (spe_expand_stv_builtin): Likewise.
10273 (altivec_expand_stv_builtin): Likewise.
10274 (rs6000_expand_ternop_builtin): Likewise.
10275 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10276 (altivec_expand_st_builtin): Likewise.
10277 (altivec_expand_dst_builtin): Likewise.
10278 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10279 arglist. Use new CALL_EXPR accessors. Fix callers.
10280 (altivec_expand_vec_set_builtin): Likewise.
10281 (altivec_expand_vec_ext_builtin): Likewise.
10282 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10283 (spe_expand_builtin): Likewise.
10284 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10285 arglist. Use new CALL_EXPR accessors. Fix callers.
10286 (spe_expand_evsel_builtin): Likewise.
10287 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10288 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10290 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10291 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10292 (arm_expand_unop_builtin): Likewise.
10293 (arm_expand_builtin): Use new CALL_EXPR accessors.
10295 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10298 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10299 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10300 (bfin_expand_unop_builtin): Likewise.
10301 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10303 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10304 Brooks Moses <brooks.moses@codesourcery.com>
10305 Lee Millward <lee.millward@codesourcery.com>
10307 * c-semantics.c (build_stmt): Add internal diagnostic check.
10309 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10310 accessors. Print arguments explicitly instead of as a list.
10312 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10314 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10315 (c_finish_omp_flish): Likewise.
10317 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10318 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10319 instead of TREE_CODE_LENGTH.
10320 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10321 (c_warn_unused_result): Likewise.
10323 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10326 * doc/invoke.texi (Warning Options): Remove
10327 -Werror-implicit-function-declaration.
10328 (Wimplicit-function-declaration): Update description.
10329 * opts.c (common_handle_option): Move handling of -Werror=* to...
10330 (enable_warning_as_error): ...here.
10331 * opts.h (enable_warning_as_error): Declare.
10332 * c-decl.c (implicit_decl_warning): Unless
10333 -Wno-implicit-function-declaration is given, emit a pedwarn if
10334 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10335 * c.opt (Wimplicit-function-declaration): Replace
10336 mesg_implicit_function_declaration with
10337 warn_implicit_function_declaration.
10338 * c-opts.c (c_common_handle_option):
10339 -Werror-implicit-function-declaration is exactly equal as
10340 -Werror=implicit-function-declaration.
10341 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10342 warn_implicit_function_declaration.
10343 (c_common_post_options): -Wimplict-function-declaration is enabled
10344 by default by -std=c99, otherwise is disabled by default.
10345 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10347 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10349 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10350 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10351 former is ignored but not the latter.
10353 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10355 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10356 is made and the reference doesn't use the alias set of its type,
10357 do not create the temporary using that type.
10359 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10361 * jump.c: Remove prototypes for delete_computation and
10362 delete_prior_computation.
10364 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10366 * jump.c (get_label_after): Delete.
10367 (get_label_before, delete_computation, delete_jump,
10368 delete_prior_computation, follow_jumps): Move...
10369 * reorg.c (delete_computation, delete_prior_computation): ... here...
10370 (get_label_before, delete_jump): ... making these static ...
10371 (follow_jumps): ... and simplifying this since it only runs after
10373 * rtl.h (get_label_after, get_label_before, delete_jump,
10374 follow_jumps): Delete prototypes.
10376 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10378 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10380 2007-02-15 Nick Clifton <nickc@redhat.com>
10382 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10383 order to prevent it from being munged by the target.
10385 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10387 * config/i386/i386.md: Remove misleading comment.
10389 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10391 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10392 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10395 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10397 * tree-sra.c (instantiate_missing_elements): Canonicalize
10399 (sra_build_assignment): New.
10400 (generate_copy_inout, generate_element_copy,
10401 generate_element_zero, generate_one_element_init): Use it.
10403 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10405 * tree-sra.c (instantiate_missing_elements): Canonicalize
10407 (sra_build_assignment): New.
10408 (generate_copy_inout, generate_element_copy,
10409 generate_element_zero, generate_one_element_init): Use it.
10411 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10413 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10416 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10418 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10419 types as aggregates not scalars.
10420 * function.c (assign_stack_temp_for_type): Likewise.
10422 2007-02-14 Roger Sayle <roger@eyesopen.com>
10423 Zdenek Dvorak <dvorakz@suse.cz>
10425 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10428 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10430 * passes.c (next_pass_1): Clear the next field of the copied
10433 2007-02-14 Richard Henderson <rth@redhat.com>
10435 * tree-sra.c (early_sra): New.
10436 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10437 (tree_sra_early, pass_sra_early): New.
10438 * tree-pass.h (pass_sra_early): Declare.
10439 * passes.c (init_optimization_passes): Use it.
10441 2007-02-14 Richard Guenther <rguenther@suse.de>
10443 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10445 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10447 PR tree-optimization/30771
10448 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10450 (vect_analyze_operations): Induction phis can now be marked as
10452 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10453 Update documentation accordingly.
10455 2007-02-14 Nick Clifton <nickc@redhat.com>
10457 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10458 most 3 arguments are supported.
10459 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10461 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10463 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10464 Ensure dst->current is valid.
10466 2007-02-13 Paul Brook <paul@codesourcery.com>
10468 * config.gcc: Add arm*-*-uclinux-*eabi.
10469 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10470 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10471 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10472 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10473 (LINK_SPEC): Define.
10474 (LIB_SPEC): Define.
10475 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10477 * config/arm/uclinux-eabi.h: New file.
10478 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10479 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10482 2007-02-13 Ian Lance Taylor <iant@google.com>
10484 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10485 * flags.h (warn_strict_overflow): Declare.
10486 (enum warn_strict_overflow_code): Define.
10487 (issue_strict_overflow_warning): New static inline function.
10488 * opts.c (warn_strict_overflow): New variable.
10489 (common_handle_option): Handle OPT_Wstrict_overflow and
10490 OPT_Wstrict_overflow_.
10491 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10493 * fold-const.c: Include intl.h.
10494 (fold_deferring_overflow_warnings): New static variable.
10495 (fold_deferred_overflow_warning): New static variable.
10496 (fold_deferred_overflow_code): New static variable.
10497 (fold_defer_overflow_warnings): New function.
10498 (fold_undefer_overflow_warnings): New function.
10499 (fold_undefer_and_ignore_overflow_warnings): New function.
10500 (fold_deferring_overflow_warnings_p): New function.
10501 (fold_overflow_warning): New static function.
10502 (make_range): Add strict_overflow_p parameter. Change all
10504 (extract_muldiv, extract_muldiv_1): Likewise.
10505 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10506 tree_expr_nonnegative_p.
10507 (fold_negate_expr): Call fold_overflow_warning.
10508 (fold_range_test): Likewise.
10509 (fold_comparison): Likewise.
10510 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10511 instead of tree_expr_nonnegative_p.
10512 (tree_expr_nonnegative_warnv_p): Rename from
10513 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10514 (tree_expr_nonnegative_p): New function.
10515 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10516 strict_overflow_p parameter.
10517 (tree_expr_nonzero_p): New function.
10518 * passes.c (verify_interpass_invariants): New static function.
10519 (execute_one_pass): Call it.
10520 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10522 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10523 (estimate_numbers_of_iterations): Likewise.
10524 (scev_probably_wraps_p): Likewise.
10525 * tree-ssa-ccp.c: Include "toplev.h".
10526 (evaluate_stmt): Defer fold overflow warnings until we know we are
10528 (struct fold_stmt_r_data): Add stmt field.
10529 (fold_stmt_r): Defer fold overflow warnings until we know we
10531 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10532 (fold_stmt_inplace): Likewise.
10533 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10534 (cleanup_control_expr_graph): Defer fold overflow warnings until
10535 we know we are going to optimize.
10536 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10537 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10539 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10540 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10541 * tree-ssa-loop-manip.c (create_iv): Likewise.
10542 * c-typeck.c (build_conditional_expr): Likewise.
10543 (build_binary_op): Likewise.
10544 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10545 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10546 (extract_range_from_unary_expr): Likewise.
10547 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10548 assuming that signed overflow does not occur.
10549 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10550 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10551 (fold_defer_overflow_warnings): Declare.
10552 (fold_undefer_overflow_warnings): Declare.
10553 (fold_undefer_and_ignore_overflow_warnings): Declare.
10554 (fold_deferring_overflow_warnings_p): Declare.
10555 (tree_expr_nonzero_warnv_p): Declare.
10556 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10557 of warning options.
10558 (Warning Options): Document -Wstrict-overflow.
10559 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10560 (tree-ssa-ccp.o): Likewise.
10561 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10562 (fold-const.o): Depend on intl.h.
10564 2007-02-13 Ian Lance Taylor <iant@google.com>
10566 PR middle-end/30751
10567 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10570 2007-02-13 Stuart Hastings <stuart@apple.com>
10572 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10574 2007-02-13 Richard Henderson <rth@redhat.com>
10576 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10577 handled_component_p before looking for the indirect_ref.
10579 2007-02-13 Richard Henderson <rth@redhat.com>
10581 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10582 remove flags clobber.
10583 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10584 (bswaphi_lowpart): New.
10585 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10586 remove TARGET_BSWAP test. Delete expander of the same name.
10588 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10589 (expand_unop): Use them.
10591 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10593 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10594 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10595 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10596 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10597 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10598 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10599 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10600 assembler dialect choice from asm templates.
10602 2007-02-12 Richard Henderson <rth@redhat.com>
10604 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10605 (fixuns_trunc<SSEMODEF>si2): Use it.
10606 * config/i386/sse.md (vec_setv4sf_0): Export.
10607 * config/i386/i386.c (ix86_build_const_vector): Export.
10608 (ix86_split_convert_uns_si_sse): Rename from
10609 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10610 * config/i386/i386-protos.h: Update.
10612 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10615 * c-typeck.c (c_finish_return): Improve warning message.
10617 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10619 * alias.c (find_symbolic_term): Delete unused function.
10621 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10623 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10624 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10625 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10627 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10629 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10630 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10631 the function, temporarily point the debug interface to the null one.
10633 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10635 * dwarf2out.c (round_up_to_align): New static function.
10636 (field_byte_offset): Use it to round the offset.
10638 2007-02-12 Richard Henderson <rth@redhat.com>
10640 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10641 (inswl_const): Export.
10643 2007-02-12 Richard Henderson <rth@redhat.com>
10645 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10646 result mode of the libcall, convert back to outmode.
10648 2007-02-12 Roger Sayle <roger@eyesopen.com>
10650 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10651 (bswapdi2): New define_expand to implement 32-bit implementation.
10653 2007-02-12 Nick Clifton <nickc@redhat.com>
10655 * doc/invoke.texi (Overall Options): Document --help=.
10656 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10657 (cc1_options): Pass --help= on to cc1.
10658 (display_help): Add description of --help=.
10659 (process_command): Add code to handle --help=. Allow translated
10660 --help and --target-help switches to be passed on to compiler
10662 (main): Remove unused if statement.
10663 * opts.c (columns): Remove.
10664 (LEFT_COLUMN): Define.
10665 (wrap_help): Add columns argument.
10666 (print_filtered_help): Change parameters to be an include bitmask,
10667 an exclude bitmask, an any bitmask and the column width. Move the
10668 code to display the params list here. Add code to display the
10669 status of options rather than their descriptions if the quiet flag
10671 (print_specific_help): Change parameters to be an include bitmask,
10672 an exclude bitmask and an any bitmask. Move code to look up the
10673 column width here. Decide upon the title for an options listing.
10674 (common_handle_options): Add code to handle --help=. Adapt code
10675 for --help and --target-help to use the revised form of the
10676 print_specific_help function.
10677 (print_help): Delete.
10678 (print_param_help): Delete.
10679 (print_switch): Delete.
10680 * opts.h (cl_lang_count): Add prototype.
10681 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10682 CL_MAX_OPTION_CLASS): New defines.
10683 * optc-gen.awk: Add construction of cl_lang_count.
10684 * c.opt: Add Warning attribute to warning options and Optimization
10685 attribute to optimization options.
10686 * common.opt: Likewise.
10688 Add -fhelp and -ftarget-help as aliases for the transformed --help
10689 and --target-help options.
10690 * opt-functions.awk: Add code to handle Warning and Optimization
10693 2007-02-12 Richard Henderson <rth@redhat.com>
10695 * config/alpha/constraints.md: New file.
10696 * config/alpha/alpha.c: Include tm-constrs.h.
10697 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10698 alpha_extra_constraint): Remove.
10699 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10700 * config/alpha/alpha-protos.h: Update.
10701 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10702 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10703 (EXTRA_CONSTRAINT): Remove.
10704 * config/alpha/alpha.md: Include constraints.md.
10705 (adddi splitter): Use satisfies_constraint_*.
10706 * config/alpha/predicates.md (add_operand): Likewise.
10707 (sext_add_operand, addition_operation): Likewise.
10709 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10711 PR tree-optimization/29145
10712 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10713 in our handling of restrict qualified pointers.
10715 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10718 * doc/invoke.texi (Wunused-value): Update description.
10719 (Wextra): Delete item.
10720 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10721 value of Wunused-value.
10722 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10723 (c_finish_stmt_expr): Don't check extra_warnings.
10724 (emit_side_effect_warnings): The caller is responsible to check
10727 2007-02-11 Roger Sayle <roger@eyesopen.com>
10728 Matt Thomas <matt@3am-software.com>
10730 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10732 2007-02-11 Roger Sayle <roger@eyesopen.com>
10734 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10735 comparisons of POPCOUNT against zero.
10736 (simplify_const_relational_operation): Likewise.
10738 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10740 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10742 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10744 * dwarf2out.c (root_type): Delete unused function.
10746 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10748 * genattrtab.c (contained_in_p): Delete unused function.
10749 (write_expr_attr_cache): Likewise.
10751 2007-02-11 Jan Hubicka <jh@suse.cz>
10753 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10756 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10758 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10759 to add the REG_EQ* note.
10760 * see.c (see_merge_one_use_extension): Likewise.
10761 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10762 turn REG_EQUAL notes into REG_EQUIV notes if the target
10763 register may have more than one set.
10764 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10765 * gcse.c (try_replace_reg): Likewise.
10766 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10767 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10768 more than one REG_EQUIV note.
10769 * reload1.c (gen_reload): Use set_unique_reg_note.
10771 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10773 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10774 (ix86_builtin_conversion): New function.
10776 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10779 * tree.h (DECL_REPLACEABLE_P): New macro.
10780 * except.c (set_nothrow_function_flags): Likewise.
10782 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10783 Ira Rosen <irar@il.ibm.com>
10784 Dorit Nuzman <dorit@il.ibm.com>
10786 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10787 * targhooks.c (default_builtin_vectorized_conversion): New.
10788 * targhooks.h (default_builtin_vectorized_function): New declaration.
10789 * target.h (struct vectorize): Add builtin_conversion field.
10790 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10791 stmt_vec_info_type value.
10792 (vectorizable_conversion): New declaration.
10793 * tree-vect-analyze.c (vect_analyze_operations): Add
10794 vectorizable_conversion call.
10795 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10796 * tree-vect-transform.c (vectorizable_conversion): New function.
10797 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10798 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10800 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10801 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10802 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10803 or ALTIVEC_BUILTIN_VCFSX.
10805 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10808 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10809 CONST_DOUBLE and operand 0 is a hard register.
10810 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10811 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10812 is a hard floating-point register.
10814 2007-02-10 Richard Henderson <rth@redhat.com>
10815 Jakub Jelinek <jakub@redhat.com>
10816 Alexandre Oliva <aoliva@redhat.com>
10818 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10819 * builtin-types.def (BT_WORD): Make unsigned.
10820 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10821 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10822 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10823 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10824 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10825 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10827 * expr.c (emutls_var_address): New.
10828 (expand_expr_real_1): Expand emulated tls.
10829 (expand_expr_addr_expr_1): Likewise.
10830 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10831 * output.h (emutls_finish): Declare.
10832 * toplev.c (compile_file): Call it.
10833 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10834 address before wrapping in CONST.
10835 * varasm.c (emutls_htab, emutls_object_type): New.
10836 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10837 (get_emutls_object_name, get_emutls_object_type): New.
10838 (get_emutls_init_templ_addr, emutls_decl): New.
10839 (emutls_common_1, emutls_finish): New.
10840 (assemble_variable): When emulating tls, swap decls; generate
10841 constructor for the emutls objects.
10842 (do_assemble_alias): When emulating tls, swap decl and target name.
10843 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10845 * varpool.c (decide_is_variable_needed): Look at force_output.
10846 Recurse for emulated tls.
10847 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10848 with decide_is_variable_needed.
10849 * emutls.c: New file.
10850 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10851 tls_object for real tls.
10853 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10855 PR rtl-optimization/29599
10856 * reload1.c (eliminate_regs_in_insn): Take the destination
10857 mode into account when computing the offset.
10859 2007-02-09 Stuart Hastings <stuart@apple.com>
10860 Richard Henderson <rth@redhat.com>
10862 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10863 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10864 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10865 fixuns_truncdfhi2): New.
10866 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10867 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10868 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10869 (floatunssidf2): Allow nonimmediate source.
10870 * config/i386/sse.md (movdi_to_sse): New.
10871 (vec_concatv2di): Drop '*'.
10872 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10873 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10874 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10876 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10877 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10878 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10879 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10880 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10881 ix86_build_const_vector.
10882 (x86_emit_floatuns): Rewrite.
10884 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10886 * genautomata.c (longest_path_length): Delete unused function.
10887 (struct state): Delete unused longest_path_length.
10888 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10889 (get_free_state): Delete unused.
10891 2007-02-09 Jan Hubicka <jh@suse.cz>
10893 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10894 * doc/invoke.texi (inline-unit-growth): Update default value.
10896 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10897 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10898 (rebuild_cgraph_edges): Likewise.
10899 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10900 (dump_cgraph_node): Dump frequencies.
10901 (cgraph_clone_edge): Add frequency scales.
10902 (cgraph_clone_node): Add freuqnecy.
10903 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10904 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10905 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10906 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10907 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10908 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10909 (save_inline_function_body): Likewise.
10910 * ipa-inline.c: inluce rtl.h
10911 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10912 (cgraph_edge_badness): Use frequencies.
10913 (cgraph_decide_recursive_inlining): Update clonning.
10914 (cgraph_decide_inlining_of_small_function): Dump frequency.
10915 * predict.c (estimate_bb_frequencies): Export.
10916 * predict.h (estimate_bb_frequencies): Declare.
10917 * tree-inline.c (copy_bb): Watch overflows.
10918 (expand_call_inline): Update call of cgraph_create_edge.
10919 (optimize_inline_calls): Use TODO flags to update frequnecies.
10920 * passes.h: Include predict.h
10921 (init_optimization_passes): Move profile ahead.
10922 (execute_function_todo): Handle TODO_rebuild_frequencies.
10924 2007-02-09 Roger Sayle <roger@eyesopen.com>
10926 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10927 the insbl or inswl pattern into a register.
10929 2007-02-09 Roger Sayle <roger@eyesopen.com>
10931 * config/ia64/ia64.md (bswapdi2): New define_insn.
10933 2007-02-09 Richard Henderson <rth@redhat.com>
10935 * config/i386/constraints.md (Ym): New constraint.
10936 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10937 (movdi_1_rex64): Split sse and xmm general register moves from
10938 memory move alternatives. Use conditional register constraints.
10939 (movsf_1, movdf_integer): Likewise.
10940 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10941 (movdf_integer_rex64): New.
10942 (pushsf_rex64): Fix output constraints.
10943 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10944 (sse2_stored): Likewise.
10945 (sse2_storeq_rex64): New.
10946 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10947 amd and not generic.
10948 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10949 for optimize_size. Remove SF/DFmode hack.
10951 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10953 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10956 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10957 Richard Sandiford <richard@codesourcery.com>
10959 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10960 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10961 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10962 m68k/t-mlib to tmake_file.
10963 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10964 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10965 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10966 Allow it to be cf or m68k. Set m68k_arch_family. If that
10967 variable is not empty, add t-$m68k_arch_family to tmake_file.
10968 Add t-mlibs to tmake_file.
10969 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10970 * config/m68k/t-cf: New file.
10971 * config/m68k/t-m68k: Likewise.
10972 * config/m68k/t-mlibs: Likewise.
10973 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10974 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10975 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10976 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10977 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10979 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10980 (INSTALL_LIBGCC): Delete.
10981 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10982 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10983 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10984 (M68K_MLIB_CPU): Define.
10985 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10986 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10987 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10989 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10990 Richard Guenther <rguenther@suse.de>
10992 PR middle-end/23361
10993 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10994 against INT_MIN/INT_MAX.
10995 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10996 file if a loop is removed.
10998 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11000 * calls.c (store_one_arg): Pass correct alignment to
11001 emit_push_insn for non-BLKmode values.
11002 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11003 unaligned stack slot via a suitably aligned slot.
11005 2007-02-08 DJ Delorie <dj@redhat.com>
11007 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11009 (legal_subregs): Use unsigned char, make const.
11010 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11012 2007-02-08 Paul Brook <paul@codesourcery.com>
11014 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11015 special interworking needed.
11017 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11019 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11020 conditional to __SSE2__.
11021 (Entries below should have been added to first ChangeLog
11022 entry for amdfam10 dated 2007-02-05)
11023 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11025 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11027 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11030 2007-02-08 DJ Delorie <dj@redhat.com>
11032 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11033 * config/m32c/m32c.c (legal_subregs): New.
11034 (m32c_illegal_subreg_p): New.
11035 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11036 unsupported subregs of hard regs.
11038 2007-02-08 Jan Hubicka <jh@suse.cz>
11040 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11041 the same one; always update histograms.
11043 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11045 * passes.c (init_optimization_passes): Tidy comment.
11047 2007-02-08 Roger Sayle <roger@eyesopen.com>
11049 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11050 strip zero_extend, bswap and rotates from POCOUNT's argument.
11051 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11052 zero_extend and rotates from PARITY's argument.
11053 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11054 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11055 of an integer constant at compile-time.
11057 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11060 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11062 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11065 * tree-ssa-live.c (remove_unused_locals): Do not remove
11066 TREE_ADDRESSABLE variables.
11067 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11068 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11069 FOR_CLOBBER. Update all users.
11070 If VAR has an associated alias set, add a virtual operand for
11071 it if no alias is found to conflict with the memory reference.
11073 2007-02-07 Jan Hubicka <jh@suse.cz>
11074 Robert Kidd <rkidd@crhc.uiuc.edu>
11076 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11078 2007-02-07 Ian Lance Taylor <iant@google.com>
11080 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11082 2007-02-07 Roger Sayle <roger@eyesopen.com>
11084 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11085 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11086 tablejumpdi, movsi_to_cr_one): Remove constraints from
11087 define_expand's match_operands.
11089 2007-02-07 Roger Sayle <roger@eyesopen.com>
11091 * global.c (compute_regsets): Move declatation of "i" inside of
11092 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11094 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11097 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11098 of INDIRECT_REF <RESULT_DECL>.
11100 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11102 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11103 Kaz Kojima <kkojima@gcc.gnu.org>
11106 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11108 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11110 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11112 * doc/loop.texi: Document possibility not to perform disambiguation
11113 of loops with multiple latches.
11114 * cfgloopmanip.c (alp_enum_p): Removed.
11115 (add_loop): Handle subloops. Use get_loop_body_with_size.
11116 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11117 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11118 the new forwarder block.
11119 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11120 Handle the case latch is NULL.
11121 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11122 when marking loop exits.
11123 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11125 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11126 disambiguate_loops_with_multiple_latches.
11127 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11128 before fix_loop_structure.
11129 * cfgloop.c: Include pointer-set.h and output.h.
11130 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11131 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11132 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11133 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11134 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11135 disambiguate_multiple_latches, get_loop_body_with_size,
11136 disambiguate_loops_with_multiple_latches): New functions.
11137 (flow_loop_dump): Dump multiple latch edges.
11138 (flow_loop_nodes_find): Handle loops with multiple latches.
11139 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11140 (glb_enum_p): Modified.
11141 (get_loop_body): Use get_loop_body_with_size.
11142 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11143 (AVOID_CFG_MODIFICATIONS): New constant.
11144 (disambiguate_loops_with_multiple_latches, add_loop,
11145 get_loop_body_with_size): Declare.
11146 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11148 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11150 PR inline-asm/28686
11151 * global.c (compute_regsets): New function.
11152 (global_alloc): Refactored ELIMINABLE_REGSET
11153 and NO_GLOBAL_ALLOC_REGS computation out.
11154 (rest_of_handle_global_alloc): Call compute_regsets()
11155 for non-optimizing case.
11157 2007-02-06 Richard Henderson <rth@redhat.com>
11159 * config/i386/constraints.md (Y2): Rename from Y.
11160 (Yi): New constraint.
11161 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11162 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11163 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
11164 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
11165 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
11166 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
11167 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
11168 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
11169 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
11170 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
11171 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
11172 vec_extractv2si_1): Change Y constraints to Y2.
11173 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
11174 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
11175 Change Y constraints to Y2.
11176 (sse2_loadld): Change Y constraints to x.
11178 2007-02-06 Roger Sayle <roger@eyesopen.com>
11180 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
11181 (parity<mode>2): New define_expand using rs6000_emit_parity.
11182 * config/rs6000/rs6000.c (rs6000_emit_popcount,
11183 rs6000_emit_parity): New functions.
11184 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
11185 rs6000_emit_parity): Prototype here.
11187 2007-02-06 Ian Lance Taylor <iant@google.com>
11189 * lower-subreg.c (simple_move_operand): Reject CONST.
11190 (resolve_clobber): Call validate_change rather than directly
11191 assigning to XEXP (pat, 0).
11193 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11195 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
11196 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
11197 (tree-cfg.o): Remove hashtab.h dependency.
11199 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
11200 (struct ivopts_data): Change niters to pointer_map_t.
11201 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
11202 (niter_for_exit): Create pointer_map on demand. Change for
11204 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
11205 (free_loop_data): Destroy data->niters if created and reset field.
11206 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
11207 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
11209 * tree-ssa-reassoc.c: Include pointer-set.h.
11210 (bb_rank): Change to long *.
11211 (operand_rank): Change to pointer_map_t.
11212 (find_operand_rank): Return long, -1 if not found. Declare as inline.
11213 (insert_operand_rank): Accept long.
11214 (operand_entry_hash, operand_entry_eq): Remove.
11215 (get_rank): Return long. Adjust for changes above.
11216 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
11218 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
11220 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
11221 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
11222 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
11224 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
11225 directly since it cannot be NULL.
11226 (get_vi_for_tree): Rewrite for pointer_map API.
11227 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
11228 (init_alias_vars): Create vi_for_tree as pointer_map.
11229 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
11231 * tree-cfg.c: Don't include hashtab.h.
11232 (edge_to_cases): Declare as pointer_map.
11233 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
11235 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
11236 (start_recording_case_labels): Create edge_to_cases as pointer_map.
11237 (end_recoding_case_labels): Cleanup edge_to_cases manually before
11239 (record_switch_edge): Delete.
11240 (get_cases_for_edge): Adjust for pointer_map API, inline
11241 record_switch_edge (rewritten for new API), remove goto.
11243 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11245 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
11246 * tree-nested.c: Include pointer-set.h.
11247 (var_map_elt, var_map_eq, var_map_hash): Delete.
11248 (struct nesting_info): Remove GTY marker. Change the two htab_t's
11249 to pointer_map_t's.
11250 (nesting_info_bitmap_obstack): New.
11251 (lookup_field_for_decl): Adjust for pointer_map API.
11252 (lookup_tramp_for_decl): Adjust for pointer_map API.
11253 (get_nonlocal_debug_decl): Adjust for pointer_map API.
11254 (get_local_debug_decl): Adjust for pointer_map API.
11255 (convert_nl_goto_reference): Adjust for pointer_map API.
11256 (convert_nl_goto_receiver): Adjust for pointer_map API.
11257 (create_nesting_tree): Create outside GGC space. Create bitmap on
11258 the new obstack. Create field_map and var_map as pointer_maps.
11259 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11261 (lower_nested_functions): Move root here, no need to NULL it.
11262 Initialize and release the obstack.
11264 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11266 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11267 Remove prototypes and make them non-static.
11268 (struct tree_int_map): Remove.
11269 * tree.h (struct tree_int_map): Move here, turning TO into an
11271 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11273 * tree.h (TREE_COMPLEXITY): Remove.
11274 (struct tree_exp): Remove complexity field.
11275 * tree.c (build1_stat): Don't set it.
11277 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11278 Victor Kaplansky <victork@il.ibm.com>
11280 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11281 (vect_is_simple_reduction): Support reduction with induction as
11282 one of the operands.
11283 (vect_is_simple_iv_evolution): Fix formatting.
11284 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11285 formatting. Don't mark induction phis for vectorization.
11286 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11287 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11288 (vect_get_vec_def_for_operand): Support induction.
11289 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11291 (vectorizable_reduction): Support reduction with induction as one of
11293 (vectorizable_type_demotion): Use def-type of stmt argument rather
11294 than dummy def-type.
11296 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11297 flag_tree_scev_cprop.
11298 * common.opt (tree-scev-cprop): New flag.
11300 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11301 call to vect_get_new_vect_var.
11303 2007-02-06 Ira Rosen <irar@il.ibm.com>
11305 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11306 vectype is not NULL.
11307 (vect_pattern_recog_1): Likewise.
11309 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11311 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11312 (fold_negate_expr): Likewise.
11314 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11317 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11318 even if cv-qualification is the same.
11320 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11322 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11323 __enable_execute_stack on completion.
11325 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11327 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11328 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11329 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11330 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11331 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11332 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11333 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11334 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11336 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11338 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11339 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11340 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11341 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11342 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11343 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11344 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11345 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11346 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11347 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11348 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11349 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11350 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11351 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11352 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11353 sqrtextenddfxf2_i387): Added amdfam10_decode.
11355 * config/i386/athlon.md (athlon_idirect_amdfam10,
11356 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11357 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11358 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11359 athlon_ivector_store_amdfam10): New define_insn_reservation.
11360 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11365 * config/i386/athlon.md (athlon_call_amdfam10,
11366 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11367 define_insn_reservation.
11368 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11369 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11370 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11374 * config/i386/athlon.md (athlon_sseld_amdfam10,
11375 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11376 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11378 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11380 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11381 define_insn_reservation.
11382 * config/i386/i386.md (sseins): Added sseins to define_attr type
11383 and define_attr unit.
11384 * config/i386/sse.md: Set type attribute to sseins for insertq
11387 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11389 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11390 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11391 ssecomi_load_amdfam10, ssecomi_amdfam10,
11392 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11393 define_insn_reservation.
11394 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11396 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11398 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11399 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11400 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11401 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11402 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11403 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11404 define_insn_reservation.
11406 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11407 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11408 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11409 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11410 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11412 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11414 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11415 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11416 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11417 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11418 athlon_ssemul_load_k8): Added amdfam10.
11420 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11422 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11423 (x86_sse_unaligned_move_optimal): New variable.
11425 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11427 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11428 for unaligned vector SSE double/single precision loads for AMDFAM10.
11430 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11432 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11433 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11434 Define TARGET_CPU_DEFAULT_amdfam10.
11435 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11436 (processor_type): Add PROCESSOR_AMDFAM10.
11438 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11439 processor_type in config/i386/i386.h.
11440 Enable imul peepholes for TARGET_AMDFAM10.
11442 * config.gcc: Add support for --with-cpu option for amdfam10.
11444 * config/i386/i386.c (amdfam10_cost): New variable.
11445 (m_AMDFAM10): New macro.
11446 (m_ATHLON_K8_AMDFAM10): New macro.
11447 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11448 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11449 x86_promote_QImode, x86_integer_DFmode_moves,
11450 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11451 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11452 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11453 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11454 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11455 Enable/disable for amdfam10.
11456 (override_options): Add amdfam10_cost to processor_target_table.
11457 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11458 processor_alias_table.
11459 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11460 (ix86_adjust_cost): Add code for amdfam10.
11462 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11464 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11465 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11466 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11467 * config/i386/i386.h: Add builtin definition for SSE4A.
11468 * config/i386/i386.md: Add support for ABM instructions
11469 (popcnt and lzcnt).
11470 * config/i386/sse.md: Add support for SSE4A instructions
11471 (movntss, movntsd, extrq, insertq).
11472 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11473 Add -march=amdfam10 flag.
11474 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11475 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11477 * doc/extend.texi: Add documentation for SSE4A builtins.
11479 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11481 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11483 2007-02-05 Richard Guenther <rguenther@suse.de>
11485 * tree-vectorizer.h (vectorizable_function): Add argument type
11486 argument, change return type.
11487 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11488 * tree-vect-transform.c (vectorizable_function): Handle extra
11489 argument, return vectorized function decl.
11490 (build_vectorized_function_call): Remove.
11491 (vectorizable_call): Handle calls with result and argument types
11492 differing. Handle loop vectorization factor correctly.
11493 * targhooks.c (default_builtin_vectorized_function): Adjust for
11495 * targhooks.h (default_builtin_vectorized_function): Likewise.
11496 * target.h (builtin_vectorized_function): Add argument type
11498 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11499 extra argument, allow vectorizing of lrintf.
11500 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11501 documentation of target hook.
11503 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11506 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11507 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11508 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11510 2007-02-05 Roger Sayle <roger@eyesopen.com>
11512 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11513 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11514 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11515 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11516 before canonicalizing sincos to cexpi.
11517 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11519 2007-02-05 Roger Sayle <roger@eyesopen.com>
11521 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11522 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11523 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11525 2007-02-05 Roger Sayle <roger@eyesopen.com>
11527 * mips-tfile.c (initialize_init_file): Correct endianness test.
11529 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11531 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11532 the 'y' constraint.
11534 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11536 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11537 saves in a PARALLEL before the register assignments.
11539 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11541 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11542 DWARF_FRAME_RETURN_COLUMN to be a general register.
11543 * dwarf2out.c (init_return_column_size): New function, split from...
11544 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11545 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11546 to be nongeneral registers.
11547 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11549 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11550 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11552 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11554 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11556 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11558 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11559 (remove_path): Use can_remove_branch_p and remove_branch instead
11560 of loop_delete_branch_edge.
11561 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11562 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11563 Update profile using scale_dominated_blocks_in_loop.
11564 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11565 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11566 (can_remove_branch_p, remove_branch): Declare.
11567 * tree-cfg.c (tree_can_remove_branch_p): New function.
11568 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11569 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11570 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11572 2007-02-05 Jan Hubicka <jh@suse.cz>
11574 PR middle-end/30696
11575 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11576 nodes in cgraph, don't remove offline copy of the function.
11578 2007-02-04 Jan Hubicka <jh@suse.cz>
11580 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11581 vectors might cause maybe_lookup_element_for_expr to be called
11582 on non-sra-candidate.
11584 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11586 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11587 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11588 spelling conventions.
11590 2007-02-04 Richard Guenther <rguenther@suse.de>
11592 PR middle-end/30636
11593 * fold-const.c (try_move_mult_to_index): Make sure to not
11594 overflow one dimension of a multi-dimensional array access.
11596 2007-02-04 Jan Hubicka <jh@suse.cz>
11598 * passes.c (init_optimization_passes): Reindent.
11600 2007-02-04 Jan Hubicka <jh@suse.cz>
11601 Eric Botcazou <ebotcazou@adacore.com>
11603 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11604 (execute_fixup_cfg): Break out the abnormal goto code.
11605 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11606 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11607 (optimize_inline_calls): Call make_nonlocal_label_edges.
11609 2007-02-04 Jan Hubicka <jh@suse.cz>
11611 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11612 true when something was changed.
11613 (rename_ssa_copies): When something was changed, do
11614 TODO_remove_unused_locals.
11615 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11616 add TODO_remove_unused_locals when instruction was removed.
11618 2007-02-04 Jan Hubicka <jh@suse.cz>
11620 * ipa-inline.c (try_inline): Improve debug output; work on already
11622 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11623 call try_inline for already inlined edges too when flattening;
11624 inline also functions that make callee growth but overall unit size
11627 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11629 * config/m32c/bitops.md, config/m32c/jump.md,
11630 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11631 config/m32r/m32r.h, config/m32r/m32r.md,
11632 config/m32r/predicates.md, config/m68hc11/larith.asm,
11633 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11634 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11635 config/mips/mips-protos.h, config/mips/mips.c,
11636 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11637 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11638 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11639 spelling conventions.
11641 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11642 Follow spelling conventions.
11644 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11646 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11647 warn about C++0x compatibility.
11649 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11651 * config/h8300/h8300.c, config/h8300/h8300.h,
11652 config/h8300/h8300.md: Follow spelling conventions.
11654 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11656 PR middle-end/30667
11657 * combine.c (try_combine): Do not substitute source operand
11658 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11660 2007-02-03 Jan Hubicka <jh@suse.cz>
11662 PR gcov-profile/30650
11663 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11664 do not divide by zero for never executed counters.
11665 (tree_find_values_to_profile): Fix counters.
11666 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11668 2007-02-03 Ian Lance Taylor <iant@google.com>
11670 * lower-subreg.c (simple_move_operand): New static function,
11671 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11673 (simple_move): Call simple_move_operand.
11674 (find_decomposable_subregs): Add special handling of MEMs.
11675 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11676 meaning of return value. If we see a hard register, test whether
11677 it can store a word_mode value. Change all callers.
11679 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11681 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11682 ftrapv insns and expanders.
11683 (subdi3): Change define_expand operand 1 to arith11_operand, and
11684 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11685 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11686 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11689 PR middle-end/30174
11690 * varasm.c (notice_global_symbol): Treat global objects as weak when
11691 flag_shlib is true.
11693 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11695 * emit-rtl.c (dconstpi): Delete.
11696 (dconstsqrt2): New.
11697 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11698 * real.h (dconstpi): Delete.
11699 (dconstsqrt2): New.
11700 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11701 (fold_builtin_hypot): Likewise.
11703 2007-02-03 Tom Tromey <tromey@redhat.com>
11706 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11707 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11709 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11711 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11712 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11713 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11714 config/rs6000/cell.md, config/rs6000/darwin.h,
11715 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11716 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11717 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11718 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11719 typos. Follow spelling conventions.
11720 * doc/invoke.texi: Follow spelling conventions.
11722 2007-02-03 Roger Sayle <roger@eyesopen.com>
11724 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11725 canonicalization transformations that attempt to simplify integer
11726 constant comparisons to become comparisons against zero.
11728 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11730 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11732 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11733 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11735 2007-02-02 Mike Stump <mrs@apple.com>
11737 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11738 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11739 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11740 generate a branch island.
11742 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11744 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11745 (xtensa_legitimate_address_p): New.
11746 (xtensa_legitimize_address): New.
11747 (xtensa_output_addr_const_extra): New.
11748 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11750 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11751 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11752 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11753 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11754 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11755 (xtensa_legitimize_address): New.
11756 (xtensa_output_addr_const_extra): New.
11758 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11760 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11762 2007-02-02 Ian Lance Taylor <iant@google.com>
11764 * expmed.c (expand_divmod): Add comment.
11766 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11768 * emit-rtl.c (renumber_insns): Remove.
11769 * flags.h: Remove the extern for flag_renumber_insns.
11770 * rtl.h: Remove the prototype for renumber_insns.
11771 * toplev.c (flag_renumber_insns): Remove.
11773 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11775 Revert for x86 darwin:
11776 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11778 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11779 code before the following patch under TARGET_MACHO.
11780 (ix86_function_value_regno_p): Likewise.
11782 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11784 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11787 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11790 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11791 general or fp registers. Add comments.
11792 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11794 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11796 * pointer-set.c (insert_aux): Only return insertion slot.
11797 (pointer_set_insert): Adjust.
11798 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11799 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11800 pointer_map_traverse): New.
11801 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11802 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11803 pointer_map_contains, pointer_map_traverse): Declare.
11805 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11807 PR middle-end/30473
11808 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11809 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11811 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11813 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11815 (struct _dep): New type.
11816 (dep_t): New typedef.
11817 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11818 (DEP_STATUS): New access macro. The macro with the same name was
11819 renamed to DEP_LINK_STATUS.
11820 (dep_init): Declare function
11822 (struct _dep_link): New type.
11823 (dep_link_t): New typedef.
11824 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11825 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11826 (DEP_LINK_STATUS): New macro.
11827 (debug_dep_links): New debug function.
11829 (struct _deps_list): New type.
11830 (deps_list_t): New typedef.
11831 (DEPS_LIST_FIRST): New access macro.
11832 (FOR_EACH_DEP_LINK): New cycle macro.
11833 (create_deps_list, free_deps_list, delete_deps_list): Declare
11835 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11836 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11837 (copy_deps_list_change_con): Ditto.
11839 (move_dep_link): Declare function.
11841 (struct _dep_node): New type.
11842 (dep_node_t): New typedef.
11843 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11845 (struct haifa_insn_data.back_deps): New field to hold backward
11846 dependencies of the insn.
11847 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11849 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11850 Change its type to deps_list_t.
11851 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11852 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11853 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11855 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11857 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11859 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11861 (dep_cost): Declare.
11863 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11864 (ds_to_dk, dk_to_ds): New functions.
11866 (init_dep_1): New static function.
11867 (init_dep): New function.
11868 (copy_dep): New static function.
11870 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11872 (detach_dep_link): New static function.
11873 (move_dep_link): New function.
11875 (dep_links_consistent_p, dump_dep_links): New static functions.
11876 (debug_dep_links): New debugging function.
11878 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11880 (alloc_deps_list, init_deps_list): New static functions.
11881 (create_deps_list): New function.
11882 (clear_deps_list): New static function.
11883 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11884 (deps_list_consistent_p, dump_deps_list): New static functions.
11885 (debug_deps_list): New function.
11886 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11888 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11890 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11891 use new scheduler dependencies lists.
11892 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11893 (sched_analyze): Ditto. Initialize dependencies lists.
11894 (add_forw_dep, compute_forward_dependences): Update to use new
11895 scheduler dependencies lists.
11897 (init_dependency_caches): Init deps_obstack.
11898 (free_dependency_caches): Free deps_obstack.
11900 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11901 new scheduler dependencies lists.
11902 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11903 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11905 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11906 Update to use new scheduler dependencies lists.
11907 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11908 (debug_dependencies): Ditto.
11909 (schedule_region): Update comments.
11911 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11912 scheduler dependencies lists.
11913 (schedule_ebb): Update comments.
11915 * rtl.def (DEPS_LIST): Remove.
11917 * lists.c (unused_deps_list): Remove.
11918 (free_list): Update assertions.
11920 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11921 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11923 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11924 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11926 * haifa-sched.c (comments): Update.
11927 (insn_cost1): Remove. Inline the code into insn_cost ().
11928 (insn_cost): Update to use new scheduler dependencies lists. Move
11929 processing of the dependency cost to dep_cost ().
11930 (dep_cost): New function. Use it instead of insn_cost () when
11931 evaluating cost of the dependency. Use compatible interface to
11932 interact with the target.
11933 (priority): Update to use new scheduler dependencies lists.
11934 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11935 with greater number of insns that depend on the insn.
11936 (schedule_insn): Update to use new scheduler dependencies lists. Add
11937 code to free backward dependencies lists. Inline and optimize code
11938 from resolve_dep () - see PR28071.
11939 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11940 lists. Update call to targetm.sched.is_costly_dependence hook.
11942 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11943 scheduler dependencies lists.
11945 (resolve_dep): Remove. Move the logic to schedule_insn ().
11946 (init_h_i_d): Initialize dependencies lists.
11948 (process_insn_depend_be_in_spec): Rename to
11949 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11950 dependencies lists.
11951 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11952 Update to use new scheduler dependencies lists.
11953 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11955 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11956 new scheduler dependencies lists.
11957 (build_intra_loop_deps): Ditto.
11959 * target.h (struct _dep): Declare to use in
11960 gcc_target.sched.is_costly_dependence.
11961 (struct gcc_target.sched.adjust_cost): Fix typo.
11962 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11963 single dep_t parameter instead of an equivalent triad.
11964 (struct gcc_target.sched.adjust_cost_2): Remove.
11966 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11968 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11970 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11972 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11974 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11975 (REG_DEP_TRUE): Document.
11977 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11978 Change signature to correspond to the targetm.sched.adjust_cost hook.
11979 Update use in TARGET_SCHED_ADJUST_COST_2.
11980 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11981 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11982 new scheduler dependencies lists.
11983 (ia64_gen_check): Ditto.
11985 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11986 dependencies lists.
11988 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11989 signature to correspond to the targetm.sched.is_costly_dependence hook.
11990 (is_costly_group): Update to use new scheduler dependencies lists.
11992 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11993 instead of INSN_COST () macro.
11995 2007-02-01 Ian Lance Taylor <iant@google.com>
11997 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11999 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12001 * pa.md (tp_load): Correct mfctl instruction syntax.
12003 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12005 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12006 altivec_padding_size calculation on AIX. Improve comment, add
12007 assert to verify that it's right.
12009 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12012 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12014 PR inline-asm/28686
12015 * global.c (global_alloc): Add mising initialization of
12018 2007-02-01 Roger Sayle <roger@eyesopen.com>
12020 * alias.c (init_alias_analysis): Correct whitespace.
12021 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12022 partition_hot_cold_basic_blocks): Likewise.
12023 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12024 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12025 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12026 fold_builtin_snprintf_chk, fold_builtin_printf,
12027 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12028 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12029 * cfgcleanup.c (cleanup_cfg): Likewise.
12030 * cfgexpand.c (tree_expand_cfg): Likewise.
12031 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12032 * function.c (get_next_funcdef_no): Likewise.
12033 * gengtype.c (main): Likewise.
12034 * genmodes.c (main): Likewise.
12035 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12036 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12037 * ifcvt.c (noce_emit_move_insn): Likewise.
12038 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12040 * stor-layout.c (get_best_mode): Likewise.
12041 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12042 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12043 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12044 perform_var_substitution, solve_graph): Likewise.
12045 * tree-vrp.c (vrp_finalize): Likewise.
12047 2007-02-01 Ian Lance Taylor <iant@google.com>
12049 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12050 high part of a paradoxical subreg, return a constant zero.
12052 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12054 * toplev.c (lang_dependent_init): Call init_set_costs.
12055 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12057 2007-02-01 Richard Guenther <rguenther@suse.de>
12059 PR middle-end/30656
12060 * fold-const.c (fold_negate_expr): Allow negating a
12061 constant if overflow does not change.
12063 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12065 * doc/c-tree.texi (Expression trees): Improve markup.
12066 * doc/tm.texi (Register Classes, Addressing Modes)
12067 (Floating Point): Fix spacing after abbreviations. Fix some
12070 2007-02-01 Ben Elliston <bje@au.ibm.com>
12072 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12073 * doc/contrib.texi: Likewise.
12074 * doc/install.texi: Likewise.
12076 2007-01-31 Richard Henderson <rth@redhat.com>
12077 Ian Lance Taylor <iant@google.com>
12079 * lower-subreg.c: New file.
12080 * rtl.def (CONCATN): Define.
12081 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12082 pass_lower_subreg2.
12083 * emit-rtl.c (update_reg_offset): New static function, broken out
12084 of gen_rtx_REG_offset.
12085 (gen_rtx_REG_offset): Call update_reg_offset.
12086 (gen_reg_rtx_offset): New function.
12087 * regclass.c: Revert patch of 2006-03-05, restoring
12089 (clear_reg_info_regno): New function.
12090 * dwarf2out.c (concatn_loc_descriptor): New static function.
12091 (loc_descriptor): Handle CONCATN.
12092 * common.opt (fsplit_wide_types): New option.
12093 * opts.c (decode_options): Set flag_split_wide_types when
12095 * timevar.def (TV_LOWER_SUBREG): Define.
12096 * rtl.h (gen_reg_rtx_offset): Declare.
12097 (reg_scan_update): Declare.
12098 * regs.h (clear_reg_info_regno): Declare.
12099 * tree-pass.h (pass_lower_subreg): Declare.
12100 (pass_lower_subreg2): Declare.
12101 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12102 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12103 -fsplit-wide-types.
12104 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12105 * Makefile.in (OBJS-common): Add lower-subreg.o.
12106 (lower-subreg.o): New target.
12108 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12110 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12112 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12115 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12117 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12119 PR middle-end/29335
12120 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12122 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12124 * cfgloop.h: Include vec-prim.h.
12125 (enum li_flags): Remove LI_ONLY_OLD.
12126 (loop_iterator): Changed.
12127 (fel_next, fel_init): Iterate over loop tree.
12128 (FOR_EACH_LOOP_BREAK): New macro.
12129 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12131 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12132 * modulo-sched.c (sms_schedule): Ditto.
12133 * tree-vectorizer.c (vectorize_loops): Ditto.
12134 * doc/loop.texi: Update information on loop numbering and behavior of
12135 FOR_EACH_LOOP wrto new loops.
12136 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12137 add_to_evolution_1): Test nestedness of loops instead of comparing
12139 * tree-chrec.c (chrec_fold_plus_poly_poly,
12140 chrec_fold_multiply_poly_poly, chrec_evaluate,
12141 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12142 reset_evolution_in_loop): Ditto.
12143 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12145 2007-01-31 Dirk Mueller <dmueller@suse.de>
12147 * c-common.c (warn_about_parentheses): Separate warning about
12148 un-parenthized sequence of comparison operators from the one
12149 which is supposed to warn about x <= y <= z.
12151 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12153 * optabs.h (enum optab_index): Add new OTI_isinf.
12154 (isinf_optab): Define corresponding macro.
12155 * optabs.c (init_optabs): Initialize isinf_optab.
12156 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12158 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12159 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12161 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12162 expand_builtin_interclass_mathfn.
12163 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
12164 * config/i386/i386.md (UNSPEC_FXAM): New constant.
12165 (fxam<mode>2_i387): New insn pattern.
12166 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
12167 built-in functions as x87 inline asm.
12169 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12171 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
12173 2007-01-30 Eric Christopher <echristo@apple.com>
12175 * config.gcc: Add geode.
12177 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12179 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
12180 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
12181 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
12182 value-prof.c: Fix comment typos.
12184 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12187 * doc/invoke.texi (Wpointer-arith): Document warning.
12189 2007-01-30 Janis Johnson <janis187@us.ibm.com>
12191 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
12192 the list of discrepancies from the draft TR.
12194 2007-01-30 Dirk Mueller <dmueller@suse.de>
12197 * doc/invoke.texi (-Wreturn-type): Update description to
12198 match new behavior.
12200 2007-01-30 Richard Sandiford <richard@codesourcery.com>
12202 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
12204 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
12206 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
12207 to handle optabs that operate on floating point input argument and
12208 output to integer output.
12209 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
12210 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
12211 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
12212 expand_builtin_interclass_mathfn ().
12213 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
12214 (ilogbsi2): Remove.
12215 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
12216 ilogbl built-in functions as x87 intrinsics.
12218 2007-01-30 Richard Guenther <rguenther@suse.de>
12220 PR middle-end/27657
12221 * dwarf2out.c (reference_to_unused): Query varpool if the
12222 variable was output.
12224 2007-01-30 Richard Guenther <rguenther@suse.de>
12226 PR middle-end/30313
12227 * passes.c (execute_one_pass): Reset in_gimple_form to not
12228 confuse non-unit-at-a-time mode.
12230 2007-01-29 Roger Sayle <roger@eyesopen.com>
12231 Richard Guenther <rguenther@suse.de>
12233 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
12234 avoid undefined behaviour on overflow. Use force_fit_type_double
12235 to construct the constant with the specified TREE_OVERFLOW.
12237 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12239 * config/dfp-bit.c: Add parameterized support for fp exceptions.
12240 * config/dfp-bit.h: Ditto.
12242 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12244 * c-decl.c (pop_scope): Replace warnings with call to
12245 warn_for_unused_label.
12246 * c-common.h (warn_for_unused_label): Declare.
12247 * c-common.c (warn_for_unused_label): Define.
12249 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12251 * tree-optimize.c (update_inlined_to_pointers): Delete unused
12254 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12256 * Makefile.in (USER_H): Remove decfloat.h.
12257 * ginclude/decfloat.h: Delete, moving contents to ...
12258 * ginclude/float.h: Add support for decimal floating point,
12259 guarded by __STDC_WANT_DEC_FP__.
12261 2007-01-29 Mike Stump <mrs@apple.com>
12263 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12264 Analysis and Representation to resolve case insensitive conflict.
12265 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12267 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12269 * tree.h (struct tree_memory_tag): Add aliases member.
12270 (MTAG_ALIASES): New macro.
12271 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12272 (add_may_alias): Remove pointer-set. Update for may_aliases being
12274 (mark_aliases_call_clobbered): Update for may_aliases being a
12276 (compute_tag_properties): Ditto.
12277 (create_partition_for): Ditto.
12278 (compute_memory_partitions): Ditto.
12279 (dump_may_aliases_for): Ditto.
12280 (is_aliased_with): Ditto.
12281 (add_may_alias_for_new_tag): Ditto.
12282 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12283 (compute_is_aliased): New function.
12284 (compute_may_aliases): Call compute_is_aliased).
12285 (init_alias_info): Initialize alias_bitmap_obstack.
12286 (union_alias_set_into): New function.
12287 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12288 (have_common_aliases_p): Rewrite to take two bitmaps and use
12290 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12291 Update for bitmaps.
12292 (finalize_ref_all_pointers): Update for add_may_alias changes.
12293 (new_type_alias): Ditto.
12294 * tree-flow-inline.h (may_aliases): Return a bitmap.
12295 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12296 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12297 may_aliases being a bitmap.
12298 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12299 may_aliases now returns a bitmap.
12300 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12302 * tree-ssa-operands.c (add_virtual_operand): Update for
12303 may_aliases being a bitmap.
12305 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12307 PR tree-optimization/30630
12308 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12309 variable as changed.
12311 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12314 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12315 expanded only once even if an error occurs.
12317 2007-01-29 Ben Elliston <bje@au.ibm.com>
12319 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12320 (__gcov_average_profiler): Likewise.
12321 (__gcov_ior_profiler): Likewise.
12322 (__gcov_merge_ior): Likewise.
12324 2007-01-28 Jan Hubicka <jh@suse.cz>
12326 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12327 * value-prof.c (stringop_block_profile): Likewise.
12329 2007-01-28 Jan Hubicka <jh@suse.cz>
12331 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12332 variant handling histograms; add wrapper.
12333 (clear_storage_via_libcall): Export.
12334 (emit_block_move_hints): Break out from ...; add histograms.
12335 (emit_block_move): ... this one.
12336 (clear_storage_hints): Break out from ...; add histograms.
12337 (clear_storage): ... this one.
12338 (set_storage_via_memset): Handle histogram.
12339 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12340 (clear_storage_hints, clear_storage_via_libcall): Declare.
12341 (set_storage_via_setmem): Update prototype.
12342 * doc/md.texi (movmem, setmem): Document new arguments.
12344 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12346 (stringop_block_profile): New global function.
12347 (tree_stringops_values_to_profile): Profile block size and alignment.
12348 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12350 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12351 (stringop_block_profile): Declare.
12352 * builtins.c: Include value-prof.h.
12353 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12354 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12355 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12356 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12357 * profile.c (instrument_values): Add new counters.
12358 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12360 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12361 (tree_init_edge_profiler): Build new profilers.
12362 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12363 (pass_tree_profile): Add dump.
12364 (tree_profile_hooks): Update.
12365 * Makefile.in (LIBGCOV): Add new constants.
12366 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12367 __gcov_ior_profiler): New.
12368 * i386.md (movmem/setmem expanders): Add new optional arguments.
12370 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12372 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12374 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12376 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12377 (tree_unswitch_single_loop): Pass eni_size_weights to
12378 tree_num_loop_insns.
12379 * tree-ssa-loop-manip.c: Include tree-inline.h.
12380 (can_unroll_loop_p): Pass eni_size_weights to
12381 tree_num_loop_insns.
12382 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12383 Pass eni_size_weights to estimate_num_insns.
12384 * tree.h (init_inline_once): Export.
12385 * toplev.c (backend_init): Call init_inline_once.
12386 * cgraphunit.c (cgraph_process_new_functions,
12387 cgraph_analyze_function): Pass eni_inlining_weights to
12388 estimate_num_insns.
12389 * ipa-inline.c (compute_inline_parameters): Ditto.
12390 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12391 to estimate_num_insns.
12392 (try_unroll_loop_completely): Pass eni_size_weights to
12393 tree_num_loop_insns.
12394 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12395 ot estimate_num_insns.
12396 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12397 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12398 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12399 eni_time_weights): New variables.
12400 (init_inline_once): Initialize them.
12401 (struct eni_data): Mew.
12402 (estimate_num_insns_1, estimate_num_insns): Use weights.
12403 * tree-inline.h (struct eni_weights_d): New.
12404 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12405 (estimate_num_insns): Declaration changed.
12406 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12407 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12408 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12410 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12412 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12413 relations in the conflict function is valid.
12415 2007-01-27 Ian Lance Taylor <iant@google.com>
12417 * common.opt: Add fstrict-overflow.
12418 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12419 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12420 (TYPE_OVERFLOW_UNDEFINED): Define.
12421 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12423 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12424 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12425 (fold_negate_expr): Likewise.
12426 (make_range): Likewise.
12427 (extract_muldiv_1): Likewise.
12428 (maybe_canonicalize_comparison): Likewise.
12429 (fold_comparison): Likewise.
12430 (fold_binary): Likewise.
12431 (tree_expr_nonnegative_p): Likewise.
12432 (tree_expr_nonzero_p): Likewise.
12433 * tree-vrp.c (compare_values): Likewise.
12434 (extract_range_from_binary_expr): Likewise.
12435 (extract_range_from_unary_expr): Likewise.
12436 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12438 (nowrap_type_p): Likewise.
12439 * tree-scalar-evolution.c (simple_iv): Likewise.
12440 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12441 (build_range_check): Likewise.
12442 (extract_muldiv_1): Likewise.
12443 (fold_comparison): Likewise.
12444 * tree-vrp.c (vrp_int_const_binop): Likewise.
12445 (extract_range_from_unary_expr): Likewise.
12446 * convert.c (convert_to_integer): Likewise.
12447 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12448 (fold_comparison): Likewise.
12449 (fold_binary): Likewise.
12450 * optabs.c (optab_for_tree_code): Likewise.
12451 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12452 * simplify-rtx.c (simplify_const_relational_operation): Check
12453 flag_strict_overflow and flag_trapv.
12454 (simplify_const_relational_operation): Likewise.
12455 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12456 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12459 2007-01-27 Roger Sayle <roger@eyesopen.com>
12461 * tree.c (tree_fold_gcd): Delete.
12462 * tree.h (tree_fold_gcd): Remove prototype.
12463 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12464 test whether one constant integer is a multiple of another. Instead
12465 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12466 * fold-const.c (multiple_of_p): We've determined both TOP and
12467 BOTTOM are integer constants so we can call int_const_binop directly
12468 instead of the more generic const_binop.
12470 2007-01-27 Roger Sayle <roger@eyesopen.com>
12472 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12473 1*X check that the constant hasn't overflowed, to preserve the
12475 (round_up): Provide an efficient implementation when rouding-up an
12476 INTEGER_CST to a power-of-two.
12478 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12480 * doc/sourcebuild.texi: Add comma for clarity.
12481 * doc/extend.texi: Fix some typos.
12482 * doc/passes.texi: Likewise.
12483 * doc/cppinternals.texi: Likewise.
12484 * doc/c-tree.texi: Likewise.
12485 * doc/tree-ssa.texi: Likewise.
12486 * doc/install.texi: Likewise.
12488 2007-01-27 Jan Hubicka <jh@suse.cz>
12490 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12491 (pass_sra): Do not require alias information.
12492 * passes.c (init_optimization_passes): Add SRA
12494 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12496 * tracer.c (rest_of_handle_tracer): We already cleaned
12497 up the CFG in tracer() so don't do it here again.
12498 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12499 cleanup_cfg here, either. And don't call renumber_insns.
12501 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12502 and BB_HEAD are in the insn stream here. Instead make sure
12503 that BB_INSN is valid on all insns. Also, do check here that
12504 there are no pending branch predictions...
12505 (rtl_verify_flow_info): ...instead of doing it here. Checks
12506 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12509 2007-01-26 Roger Sayle <roger@eyesopen.com>
12511 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12512 function to simplify/factorize operand order canonicalization.
12513 (ix86_fixup_binary_operands): Reorganize using the above function.
12514 (ix86_binary_operator_ok): Likewise.
12516 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12518 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12519 file scope from optimize_attrs.
12520 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12522 (optimize_attrs): Clear insn_code_values after freeing it.
12524 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12526 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12527 a parts.base assignment.
12529 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12531 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12532 (compute_subscript_distance, initialize_data_dependence_relation,
12533 finalize_ddr_dependent, analyze_ziv_subscript,
12534 analyze_siv_subscript_cst_affine,
12535 compute_overlap_steps_for_affine_univar,
12536 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12537 analyze_siv_subscript, analyze_miv_subscript,
12538 analyze_overlapping_iterations, subscript_dependence_tester_1,
12539 compute_self_dependence, free_dependence_relation): Work
12540 with affine_fn instead of chrecs.
12541 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12542 common_affine_function, affine_function_base,
12543 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12544 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12545 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12546 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12547 (all_chrecs_equal_p): Removed.
12548 * tree-data-ref.h (affine_fn, conflict_function): New types.
12549 (struct subscript): Change type of conflicting_iterations_in_a
12550 and conflicting_iterations_in_b.
12552 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12555 * config/pa/pa.h (TARGET_HPUX_11): New.
12556 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12557 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12559 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12560 Richard Guenther <rguenther@suse.de>
12562 * tree-ssa-structalias.c (solve_graph): Handle case
12563 we merged the variable to another.
12565 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12567 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12570 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12571 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12573 2007-01-25 DJ Delorie <dj@redhat.com>
12575 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12576 allow changes to modes which don't fit in those registers.
12578 * reload1.c (choose_reload_regs): Check for invalid subregs before
12579 computing their locations, not after.
12581 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12584 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12585 save Altivec registers in an eh_return function.
12586 (compute_vrsave_mask): Likewise.
12587 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12588 for saving Altivec registers.
12589 (rs6000_emit_prologue): Don't allocate stack twice in
12590 eh_return function. Correct expected value of altivec_save_offset
12591 when using save_world. Describe save of R0 to stack when using
12592 save_world. Describe stack pointer adjustment when using
12593 save_world. Remove duplicated eh_return parameter register saving.
12594 Update sp_offset variable after save_world.
12595 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12597 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12598 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12601 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12603 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12605 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12608 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12609 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12611 2007-01-25 Richard Guenther <rguenther@suse.de>
12613 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12614 * common.opt (-Wcoverage-mismatch): New warning option.
12615 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12616 if -Wcoverage-mismatch is given.
12618 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12620 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12621 (ipcp_driver): Change to static definition.
12622 Add dumping of the ifunctions.
12623 (constant_val_insert): Remove unused parameter. Support for SSA.
12624 (ipcp_propagate_const): Support for SSA.
12625 (ipcp_profile_bb_print): Print only analyzed nodes.
12626 (ipcp_replace_map_create): Remove support for Fortran constant
12628 * ipa-prop.c (ipa_method_modify_stmt,
12629 ipa_callsite_compute_param): Support for SSA.
12630 * ipa-prop.h (ipcp_driver): Remove declaration.
12631 (IS_VALID_TREE_MAP_INDEX): Add define.
12633 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12635 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12637 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12639 PR middle-end/30447
12640 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12641 constant argument to cabs and do it without checking for
12642 -funsafe-math-optimizations.
12644 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12646 * c-common.h (RID_FIRST_CXX0X): New.
12647 (RID_LAST_CXX0X): New.
12648 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12650 * c.opt (Wc++0x-compat): New.
12651 * doc/invoke.texi (-Wc++0x-compat): Document.
12653 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12655 * builtins.c (fold_builtin_carg): New.
12656 (fold_builtin_1): Use it.
12658 2007-01-24 Jan Hubicka <jh@suse.cz>
12660 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12662 * ipa-inline.c (initial_insns, max_insns): Delete.
12663 (compute_max_insns): New function.
12664 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12665 of insns as base for code growth.
12666 (cgraph_decide_inlining): Make initial_insns local; do not compute
12668 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12669 * doc/invoke.texi (inline-unit-growth): Update docs.
12671 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12673 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12674 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12675 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12676 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12677 for CPUs that have PTA_CX16 set.
12679 PR middle-end/27416
12680 * gimplify.c (omp_check_private): New function.
12681 (gimplify_scan_omp_clauses): Use it for
12682 firstprivate/lastprivate/reduction.
12684 PR middle-end/30494
12685 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12686 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12688 PR middle-end/30421
12689 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12690 If lower_lastprivate_clauses emits some statements, append them
12691 to dlist rather than body_p and to body_p append an initializer.
12692 (lower_omp_for): Adjust caller.
12694 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12696 * target.h (globalize_decl_name): New.
12697 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12698 * output.h (default_globalize_decl_name): New.
12699 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12701 (globalize_decl): Ditto.
12702 (default_globalize_decl_name): New.
12703 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12704 (ia64_handle_version_id_attribute): New.
12705 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12706 (ia64_asm_output_external): Use globalize_decl_name instead
12707 of globalize_label.
12708 * doc/extend.texi (version_id): New pragma.
12709 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12711 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12713 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12714 _uleb128_t and _Unwind_SWord with _sleb128_t.
12715 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12716 uw_frame_state_for, uw_update_context_1): Likewise.
12717 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12718 * unwind-pe.h (read_uleb128, read_sleb128,
12719 read_encoded_value_with_base): Likewise.
12720 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12722 2007-01-24 Richard Guenther <rguenther@suse.de>
12724 * builtins.c (expand_builtin_cexpi): Get the fndecl
12725 for cexp in the correct way.
12727 2007-01-24 Jan Hubicka <jh@suse.cz>
12729 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12731 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12733 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12734 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12735 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12736 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12737 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12738 __SIZEOF_PTRDIFF_T__.
12739 * doc/cpp.texi: Documentation for the new builtin macros added.
12741 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12743 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12744 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12745 instead of operands[2] to avoid access past the end of array.
12747 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12749 * reload1.c (emit_reload_insns): Pass the reload register
12750 for a non-spill output reload through forget_old_reloads_1.
12752 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12754 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12755 _SOFT_DOUBLE if doubles use software floating-point.
12756 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12757 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12758 * config/rs6000/darwin-ldouble.c: Also compile functions for
12759 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12760 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12761 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12762 commented-out long double override.
12763 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12764 * config/rs6000/eabispe.h: Likewise.
12765 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12766 long double for non-SPE.
12767 (rs6000_handle_option): Likewise.
12768 (invalid_e500_subreg): Disallow more subregs involding DImode,
12769 DFmode, TImode or TFmode.
12770 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12772 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12774 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12775 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12777 (rs6000_legitimate_address): Also check for TFmode for E500
12779 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12780 (spe_build_register_parallel): Handle TFmode and TCmode.
12781 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12783 (function_arg): Handle TFmode and TCmode for E500 double.
12784 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12786 (print_operand): Handle TFmode and TImode for %y.
12787 (rs6000_generate_compare): Handle TFmode comparisons for E500
12789 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12790 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12791 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12792 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12793 TFmode for E500 double.
12794 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12795 (floatsidf2): Enable for E500 double.
12796 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12797 (extenddftf2): Change to extenddftf2_fprs.
12798 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12799 depending on TARGET_E500_DOUBLE.
12800 (extendsftf2): Enable for E500 double.
12801 (trunctfdf2): Enable for E500 double.
12802 (trunctfsf2): Change to trunctfsf2_fprs.
12803 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12804 depending on TARGET_E500_DOUBLE.
12805 (floatsitf2): Enable for E500 double.
12806 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12807 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12808 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12809 (negtf2): Change to negtf2_internal.
12810 (negtf2): New expander.
12811 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12812 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12813 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12814 (movdi_internal32): Use rs6000_nonimmediate_operand.
12815 (unnamed splitter): Likewise.
12816 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12817 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12818 (SPE64TF, DITI): New mode macros.
12819 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12822 (frob_<mode>_di_2): New.
12823 (frob_tf_di_8_2): New.
12824 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12826 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12828 (frob_ti_<mode>_8_2): New.
12829 (frob_ti_tf_2): New.
12830 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12831 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12833 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12834 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12835 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12836 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12837 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12838 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12841 2007-01-23 Ian Lance Taylor <iant@google.com>
12843 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12845 (OBJS-archive): Reformat, alphabetize.
12846 (OBJS): Change out_object_file to OBJS-md.
12848 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12850 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12851 JUMP_P and CALL_P predicates where applicable.
12852 * config/i386/i386.c: Ditto.
12853 * config/i386/i386.md: Ditto.
12854 * config/i386/mmx.md: Ditto.
12855 * config/i386/predicates.md: Ditto.
12857 2007-01-22 Andreas Schwab <schwab@suse.de>
12859 * config/m68k/m68k.h: Fix comment.
12861 2007-01-22 Jan Hubicka <jh@suse.cz>
12863 * passes.c (init_optimization_passes): Do not rerun
12864 pass_early_warn_uninitialized.
12866 2007-01-22 Richard Guenther <rguenther@suse.de>
12868 PR tree-optimization/30038
12869 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12871 (execute_cse_sincos_1): Likewise.
12872 (execute_cse_sincos): Likewise.
12873 (gate_cse_sincos): Likewise.
12874 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12875 the cexpi() canonicalization of sincos().
12876 * tree-pass.h (pass_cse_sincos): Declare.
12877 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12879 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12881 PR rtl-optimization/29329
12882 * combine.c (replaced_rhs_insn): Rename to i2mod.
12883 (replaced_rhs_value): Rename to i2mod_new_rhs.
12884 (i2mod_old_rhs): New global variable.
12885 (combine_instructions): Adjust for above change. Save a copy of
12886 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12887 note are substituted in the second instruction.
12888 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12889 ditch the note if it pertains to the second eliminated register
12890 and this register is mentioned in i2mod_old_rhs.
12893 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12895 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12896 the insn to which the note was originally attached.
12898 2007-01-21 Jan Hubicka <jh@suse.cz>
12900 * ipa-inline.c (inlining_mode): Comment, move up.
12901 (cgraph_decide_inlining_incrementally): Do not perform inlining
12902 itself; fix handling of flattening of self recursive functions.
12903 (cgraph_find_cycles): Remove.
12904 (cgraph_flatten_node): Remove.
12905 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12906 (try_inline): New function.
12907 (cgraph_early_inlining): Update call of
12908 cgraph_decide_inlining_incrementally. Apply inlining here.
12909 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12911 2007-01-21 Dirk Mueller <dmueller@suse.de>
12914 * tree-vrp.c (check_array_bounds): do not warn
12915 about ADDR_EXPR's of ARRAY_REF's which are immediately
12916 used in binary expressions.
12918 2007-01-21 Ira Rosen <irar@il.ibm.com>
12920 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12921 read_write_dep and macros for its access.
12922 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12923 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12924 argument, call vect_check_interleaving for every independent pair of
12925 data-refs. Mark loads that access the same memory location as a store
12927 (vect_check_dependences): Remove.
12928 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12929 call, fix the call to vect_analyze_data_ref_dependence.
12930 (vect_analyze_data_ref_access): For statements that access the same
12931 data-ref, check that they are not stores; for loads, check that there
12932 is no store that access the same location.
12934 2007-01-20 Roger Sayle <roger@eyesopen.com>
12935 Joseph Myers <joseph@codesourcery.com>
12937 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12938 (-fdump-rtl-stack): Likewise.
12939 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12940 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12941 (-mpt-fixed): Use @minus{} for minus sign.
12942 (Using Precompiled Headers): Fix under/overfull hbox.
12944 2007-01-20 Jan Hubicka <jh@suse.cz>
12946 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12947 place within annotation.
12949 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12951 * pa.c (output_move_double): Change array size of xoperands to 4.
12953 2007-01-20 Jan Hubicka <jh@suse.cz>
12955 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12958 2007-01-19 Ian Lance Taylor <iant@google.com>
12960 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12961 constant to unsigned HOST_WIDE_INT before negating.
12963 2007-01-19 Ian Lance Taylor <iant@google.com>
12965 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12967 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12968 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12969 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12970 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12971 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12972 (realloc_vdef, realloc_vuse): Change second parameter to
12974 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12975 fields to unsigned.
12976 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12977 unsigned. Change x and lim locals to unsigned.
12978 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12980 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12981 (copy_virtual_operands): Change i and n locals to unsigned.
12983 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12985 PR middle-end/29335
12986 * builtins.c (fold_builtin_1): Handle builtin fdim.
12988 2007-01-20 Jan Hubicka <jh@suse.cz>
12990 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12991 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12992 init_alias_heapvars.
12993 (init_alias_heapvars): Initialize only when not already initialized.
12994 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12996 2007-01-19 Roger Sayle <roger@eyesopen.com>
12998 * common.opt (fsigned-zeros): New command line option.
12999 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13000 of flag_unsafe_math_optimizations.
13001 * opts.c (set_fast_math_flags): The -ffast-math command line option
13002 implies -fno-signed-zeros.
13003 (fast_math_flags_set_p): Likewise.
13005 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13006 the documentation of -ffast-math appropriately. Wrap long lines.
13008 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13010 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13011 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13013 2007-01-19 Tomas Bily <tbily@suse.cz>
13015 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13017 (tree_init_ic_make_global_vars): New function
13018 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13019 (tree_gen_ic_profiler): New function
13020 (tree_gen_ic_func_profiler): New function
13021 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13022 (tree_profile_hooks): Added hook for indirec/virtual calls
13023 * value-prof.c (tree_find_values_to_profile): New case for
13025 (tree_values_to_profile): Call for determining indirect/virtual
13027 (tree_indirect_call_to_profile): New function
13028 (tree_ic_transform): New function
13029 (tree_ic): New function
13030 (find_func_by_pid): New function
13031 (init_pid_map): New function
13032 (tree_value_profile_transformations): Added check for
13033 indirect/virtual call transformation
13034 * value-prof.h (enum hist_type): New counter type for
13035 indirect/virtual calls
13036 (profile_hooks): Added new hook for profiling indirect/virtual
13038 * profile.c (instrument_values): New case for indirect/virtual
13040 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13041 (GCOV_COUNTER_V_INDIR): New counter type
13042 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13043 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13045 * cgraph.c: Definition of cgraph_max_pid
13046 (cgraph_create_node): Default init of pid attribute
13047 * cgraph.h: Declaration of cgraph_max_pid
13048 (struct cgraph_node): Added pid attribute
13049 * libgcov.c (__gcov_indirect_call_profiler): New function
13050 (__gcov_one_value_profiler_body): New function
13051 (__gcov_one_value_profiler): Body was moved to
13052 __gcov_one_value_profiler_body and calls it
13054 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13056 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13057 * gengtype.c (write_types_data, write_func_for_structure,
13058 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13059 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13060 (walk_type, write_func_for_structure): Generate the mark_hook if
13063 2007-01-19 Jan Hubicka <jh@suse.cz>
13065 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13066 'early' argument take inlining mode argument specifying whether to
13067 inline for size/speeed or all functions; add support for flattening;
13069 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13071 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13074 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13075 the name of the declared identifier.
13077 2007-01-19 Dirk Mueller <dmueller@suse.de>
13079 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13080 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13081 duplicate evaluation.
13083 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13085 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13086 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13087 to XFMode, use acosxf2 and truncate result to requested mode.
13088 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13089 (asin<mode>2): Similarly, with asin expanders.
13090 (*fscalexf4_i387): Rename from *fscalexf4.
13091 (expNcorexf3): New expander.
13092 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13093 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13094 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13095 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13096 patterns for SSE math.
13097 (exp10<mode>2): Similarly, with exp10 expanders.
13098 (exp2<mode>2): Similarly, with exp2 expanders.
13099 (expm1<mode>2): Similarly, with expm1 expanders.
13100 (ldexp<mode>3): Similarly, with ldexp expanders.
13101 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13102 Use gen_truncxf<mode>2_i387_noop to truncate result.
13104 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13106 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13107 for ColdFire targets.
13109 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13110 Richard Sandiford <richard@codesourcery.com>
13112 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13113 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13114 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13115 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13116 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13117 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13119 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13121 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13122 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13123 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13124 (*adddi_dilshr32_cf): New pattern.
13125 (adddi3, subdi3): Remove first alternatives.
13127 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13129 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13130 implemented using move.l, do not use its cc result for floating-point
13133 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13135 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13136 from accepting 's' constraints if flag_pic.
13138 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13140 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13141 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13142 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13143 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13145 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13147 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13148 ColdFire alternatives.
13149 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13150 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13151 architectures that support ff1 instruction.
13153 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13154 Julian Brown <julian@codesourcery.com>
13156 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13157 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13158 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13161 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13163 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
13165 (output_move_const_into_data_reg, output_move_simode_const): Delete.
13166 * config/m68k/m68k.c (const_method, const_int_cost): Take a
13167 HOST_WIDE_INT instead of an rtx.
13168 (m68k_rtx_costs): Update call accordingly.
13169 (output_move_const_into_data_reg): Likewise. Fix formatting.
13170 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
13172 (output_move_simode_const): Update calls after above changes.
13173 Rework to use automatic variables and predicates like MEM_P.
13174 * config/m68k/m68k.md (pushexthisi_const): Update call to
13177 2007-01-19 Dirk Mueller <dmueller@suse.de>
13179 * tree-ssa-alias.c (perform_var_substitution): Fix typo
13180 in dump_flags test.
13182 2007-01-19 Richard Guenther <rguenther@suse.de>
13184 * builtins.c (expand_builtin_cexpi): Fall back to expanding
13185 via cexp in case sincos is not available.
13187 2007-01-19 Richard Guenther <rguenther@suse.de>
13189 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
13190 * defaults.h (TARGET_HAS_SINCOS): Default to off.
13191 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
13192 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
13193 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
13194 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
13195 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
13196 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
13198 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13200 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
13202 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
13203 (atan2xf3): Directly generate RTL pattern.
13204 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
13205 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13206 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13207 disable patterns for SSE math.
13208 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
13209 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13210 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13211 disable patterns for SSE math.
13213 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
13215 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
13217 2007-01-18 Roger Sayle <roger@eyesopen.com>
13219 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
13220 VIEW_CONVERT_EXPR to the same type as it's operand.
13222 2007-01-18 David Edelsohn <edelsohn@gnu.org>
13224 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
13225 configured for long double 128.
13227 2007-01-18 Mike Stump <mrs@apple.com>
13229 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
13232 2007-01-18 Michael Meissner <michael.meissner@amd.com>
13234 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
13237 2007-01-18 Jan Hubicka <jh@suse.cz>
13239 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
13240 greater than NUM_VOP_FREE_BUCKETS.
13242 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
13244 * tree-ssa-structalias.c: Update comments.
13245 (ptabitmap_obstack): Removed.
13246 (pta_obstack): New.
13247 (oldpta_obstack): Ditto.
13248 (stats): Add a few members.
13249 (struct variable_info): Remove node, complex, address_taken, and
13250 indirect_target members. Add oldsolution member.
13251 (new_var_info): Do not initialize removed members.
13252 (constraint_expr_type): Remove INCLUDES.
13253 (constraint_graph): Add size, implicit_preds, rep,
13254 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13255 (FIRST_REF_NODE): New macro.
13256 (LAST_REF_NODE): Ditto.
13257 (FIRST_ADDR_NODE): Ditto.
13258 (find): New function.
13260 (dump_constraint): Do not handle INCLUDES.
13261 (insert_into_complex): Do not insert duplicate constraints.
13262 (condense_varmap_nodes): Renamed and rewritten into ...
13263 (merge_node_constraints): This. Also fix bug in handling of
13264 offseted copy constraints.
13265 (clear_edges_for_node): No longer need to deal with preds at all,
13266 or removing associated preds/succs.
13267 (merge_graph_nodes): Deal with indirect_cycles.
13268 Don't deal with predecessors.
13269 (add_implicit_graph_edge): New function.
13270 (add_pred_graph_edge): Ditto.
13271 (add_graph_edge): Don't deal with predecessors.
13272 (build_constraint_graph): Removed.
13273 (build_pred_graph): New function.
13274 (build_succ_graph): Ditto.
13275 (struct scc_info): Removed in_component. Added roots, dfs, and
13276 node_mapping. Remove visited_index, unification_queue.
13277 (scc_visit): Deal with union-find we do now.
13278 Deal with cycles with REF nodes.
13279 (collapse_nodes): Renamed and rewritten to ...
13280 (unify_nodes): This.
13281 (process_unification_queue): Removed.
13282 (topo_visit): Cleanup
13283 (do_da_constraint): Use find.
13284 (do_sd_constraint): Ditto.
13285 (do_ds_constraint): Ditto.
13286 (do_complex_constraint): Ditto.
13287 (init_scc_info): Update for removed and added members.
13288 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13289 (find_indirect_cycles): This.
13290 (equivalence_class): New variable.
13291 (label_visit): New function.
13292 (perform_variable_substitution): Rewritten.
13293 (free_var_substitution_info): New function.
13294 (find_equivalent_node): Ditto.
13295 (move_complex_constraints): Ditto.
13296 (eliminate_indirect_cycles): Ditto.
13297 (solve_graph): Only propagate changed bits.
13298 Use indirect cycle elimination.
13300 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13301 (tree_id_eq): Renamed to ...
13302 (tree_vi_eq): This. Update for member change
13303 (insert_id_for_tree): Renamed and rewritten to ...
13304 (insert_vi_for_tree): This.
13305 (lookup_id_for_tree): Renamed and rewritten to ...
13306 (lookup_vi_for_tree): This.
13307 (get_id_for_tree): Renamed and rewritten to ...
13308 (get_vi_for_tree): Ditto.
13309 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13310 (process_constraint): Don't handle INCLUDES.
13311 Remove special ADDRESSOF case.
13312 (find_func_aliases): Rewrite to use vi functions instead of id
13314 (create_function_info_for): Ditto.
13315 (create_variable_info_for): Ditto.
13316 (intra_create_variable_infos): Ditto.
13317 (merge_smts_into): Ditto.
13318 (find_what_p_points_to): Ditto.
13319 (init_base_vars): Ditto.
13320 (init_alias_vars): Ditto.
13321 (remove_preds_and_fake_succs): New function.
13322 (dump_sa_points_to_info): Dump new stats.
13323 (dump_solution_for_var): Use find.
13324 (set_used_smts): Fix formatting.
13325 (compute_points_to_sets): Updated for new functions.
13326 (ipa_pta_execute): Ditto.
13328 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13329 Richard Sandiford <richard@codesourcery.com>
13331 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13333 * calls.c (expand_call): If the return value is a PARALLEL,
13334 extract its first member.
13335 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13336 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13337 use FUNCTION_EXTRA_EPILOGUE.
13338 (m68k_function_value): Return a PARALLEL if the return value
13339 is of a pointer type.
13340 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13341 (FUNCTION_EXTRA_EPILOGUE): Remove.
13342 * config/m68k/m68k.md (D0_REG): New constant.
13344 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13346 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13347 output a NOP for empty epilogues.
13349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13351 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13352 before function. Extend register save check to include all
13353 registers, not just integer ones.
13355 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13357 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13358 (m68k_use_return_insn): ...this.
13359 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13360 * config/m68k/m68k.c (use_return_insn): Rename to...
13361 (m68k_use_return_insn): ...this.
13362 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13363 of USE_RETURN_INSN.
13365 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13367 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13368 nearest even, fix denormal rounding overflow.
13370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13372 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13373 f%$smove and f%$move.
13374 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13375 (extendsfdf2_cf): Use fdmove instead of f%&move.
13376 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13377 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13379 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13381 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13384 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13386 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13387 (coldfire_single_format): Declare.
13388 (coldfire_double_format): Likewise.
13389 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13390 of qnan_msb_set to determine the lower bits of a canonical
13392 (encode_ieee_double): Likewise.
13393 (encode_ieee_quad): Likewise.
13394 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13395 (mips_single_format): Likewise.
13396 (ieee_double_format): Likewise.
13397 (mips_double_format): Likewise.
13398 (ieee_extended_motorola_format): Likewise.
13399 (ieee_extended_intel_96_format): Likewise.
13400 (ieee_extended_intel_128_format): Likewise.
13401 (ieee_extended_intel_96_round_53_format): Likewise.
13402 (ibm_extended_format): Likewise.
13403 (mips_extended_format): Likewise.
13404 (ieee_quad_format): Likewise.
13405 (mips_quad_format): Likewise.
13406 (vax_f_format): Likewise.
13407 (vax_d_format): Likewise.
13408 (vax_g_format): Likewise.
13409 (i370_single_format): Likewise.
13410 (i370_double_format): Likewise.
13411 (decimal_single_format): Likewise.
13412 (decimal_double_format): Likewise.
13413 (decimal_quad_format): Likewise.
13414 (c4x_single_format): Likewise.
13415 (c4x_extended_format): Likewise.
13416 (real_internal_format): Likewise.
13417 (coldfire_single_format): New real_format.
13418 (coldfire_double_format): Likewise.
13419 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13420 canonical_nan_lsbs_set.
13421 (pdp11_d_format): Likewise.
13422 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13423 if TARGET_COLDFIRE_CPU.
13425 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13427 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13428 (output_call, m68k_legitimize_call_address): Declare.
13429 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13430 parenthesees. Add support for a 'W' constraint.
13431 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13432 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13433 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13434 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13436 (override_options): Initialize them. Do not set flag_no_function_cse
13437 for TARGET_ID_SHARED_LIBRARY.
13438 (m68k_output_pic_call): Delete.
13439 (m68k_legitimize_call_address): New function.
13440 (print_operand): Remove the %o prefix. Handle the %p prefix.
13441 (output_call): New function.
13442 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13443 target address from the GOT if symbolic jumps are not allowed.
13444 * config/m68k/m68k.md (call, general_operand): Do not set
13445 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13446 Merge separate flag_pic and !flag_pic define_insns into...
13447 (*call, *call_value): ...these new patterns. Match the address
13448 rather than the containing MEM and require it to be a call_operand.
13449 Use output_call to generate the asm template.
13450 * config/m68k/predicates.md (const_call_operand): New predicate.
13451 (call_operand): Likewise.
13453 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13455 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13456 (STACK_GROWS_DOWNWARD): Define to 1.
13457 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13458 comments, emphasizing that these values are only defaults.
13459 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13460 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13462 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13464 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13466 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13467 Richard Sandiford <richard@codesourcery.com>
13469 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13470 (FP_REGNO_P): New macros.
13471 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13472 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13473 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13474 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13476 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13478 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13479 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13481 * config/m68k/t-floatlib: New file, extracting common code from...
13482 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13483 * config/m68k/t-uclinux: Here.
13484 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13485 routines on ColdFire targets.
13487 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13489 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13490 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13491 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13492 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13493 explicitly set MOTOROLA to 1.
13494 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13496 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13497 Nathan Sidwell <nathan@codesourcery.com>
13499 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13500 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13501 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13502 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13503 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13504 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13505 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13506 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13507 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13508 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13509 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13510 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13511 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13512 (DBX_REGISTER_NUMBER): Delete.
13513 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13514 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13515 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13519 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13520 * config/flat.h: New file.
13521 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13522 OBJECT_FORMAT_FLAT.
13523 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13524 indirect references for -msep-data or -mid-shared-library.
13525 Do not use PC-relative code addresses either.
13526 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13528 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13529 for shared libraries and crt1.o for executables. Use crti.o and
13531 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13532 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13533 Do not add -elf2flt or -shared-lib-id options here.
13534 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13535 Pass -shared-lib-id if -mid-shared-library, taking the library
13536 identifier from -mshared-library-id if given, otherwise
13538 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13539 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13540 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13541 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13542 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13543 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13545 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13546 jump sequence for ISA A and ISA A+.
13547 (PICJUMP): Likewise.
13549 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13551 * config.gcc (m68k-*-uclinux*): Base the port on the common
13552 and m68k GNU/Linux files rather than on the generic ELF ones.
13553 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13554 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13556 2007-01-18 Julian Brown <julian@codesourcery.com>
13557 Richard Sandiford <richard@codesourcery.com>
13559 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13560 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13561 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13563 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13564 80 unconditionally.
13565 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13567 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13569 * doc/install.texi: Document m68k-uclinuxoldabi.
13570 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13571 * config/m68k/uclinux-oldabi.h: New file, copied from
13572 config/m68k/uclinux.h.
13574 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13576 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13577 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13578 (m32r_compute_frame_size): Use unsigned for regno.
13579 (m32r_reload_lr): Use gen_frame_mem.
13581 (m32r_output_function_epilogue): Don't output the function epilogue
13583 (m32r_expand_epilogue): New.
13584 (direct_return): Return false if the function has the interrupt
13586 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13587 * config/m32r/m32r.md (epilogue): New expander.
13588 (return_lr, return_rte): New insns.
13589 (return): Make it expander.
13590 (return_normal): New expander.
13592 2007-01-18 Josh Conner <jconner@apple.com>
13595 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13596 support for UNLE, UNLT, UNGE, and UNGT.
13598 2007-01-18 Jan Hubicka <jh@suse.cz>
13600 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13601 * tree-tailcall (add_virtual_phis): Likewise.
13602 (optimize_tail_call): Return TODOs.
13603 (execute_tail_calls): Return TODOs.
13604 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13605 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13607 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13608 Cleanup cfg using TODO.
13609 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13610 * passes.c (execute_function_todo): When cleanup did something, remove
13612 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13613 (make_edges): Don't cleanup_cfg.
13615 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13617 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13618 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13619 operate on the top of stack.
13620 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13621 register handling of instructions that output to the second
13623 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13624 (move_for_stack_reg): Special-case check for dead destination
13625 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13627 * config/i386/i386.md (UNSPEC_TAN): New constant.
13628 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13629 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13630 to correctly model move of constant 1.0 to top stack slot.
13631 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13632 (unnamed peephole2 pattern): Remove corresponding peephole2
13633 pattern that optimizes tan insn and loading of constant 1.0.
13634 (tanxf2): Use fptanxf4_i387.
13635 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13636 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13637 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13638 disable patterns for SSE math.
13639 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13640 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13642 2007-01-18 Dirk Mueller <dmueller@suse.de>
13643 Richard Guenther <rguenther@suse.de>
13646 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13647 * common.opt (Warray-bounds): Add new warning option.
13648 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13650 * Makefile.in: make tree-vrp.o depend on toplev.h
13651 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13653 (check_array_refs, check_array_bounds, check_array_ref): New.
13655 2007-01-18 Jan Hubicka <jh@suse.cz>
13657 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13658 (execute_ssa_ccp): Return flags conditionally.
13659 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13661 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13663 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13665 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13666 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13668 * Makefile.c (GTFILES): Add cfglayout.h.
13669 * gengtype.c (open_base_files): Likewise.
13670 * cfglayout.c (cfg_layout_function_footer,
13671 cfg_layout_function_header) Reindent to make gengtype happy.
13672 * cfglayout.h (cfg_layout_function_footer,
13673 cfg_layout_function_header): Add GTY(()) marker.
13675 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13677 2007-01-18 Ben Elliston <bje@au.ibm.com>
13679 * genautomata.c (write_automata): Include xstrerror output in the
13680 error message if writing the DFA description file fails.
13682 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13684 * config/mips/mips-protos.h (mips_output_external): Make it
13686 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13687 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13688 (extern_list): Likewise.
13689 (extern_head): Likewise.
13690 (TARGET_ASM_FILE_END): Likewise.
13691 (mips_file_end): Likewise.
13692 (mips_output_external): Rewritten.
13694 2007-01-18 Ben Elliston <bje@au.ibm.com>
13696 * genpreds.c (write_insn_preds_c): Only write out the function
13697 body for regclass_for_constraint if we have register constraints.
13699 2007-01-17 Tom Tromey <tromey@redhat.com>
13701 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13702 * doc/install.texi (Testing): Use sourceware.org.
13703 (Binaries): Likewise.
13704 (Specific): Likewise.
13705 * doc/contrib.texi (Contributors): Use sourceware.org.
13707 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13709 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13710 (AVR_ENHANCED): Rename to ...
13711 (AVR_HAVE_MUL): ... new.
13712 (avr_enhanced_p): Rename to ...
13713 (avr_have_mul_p): ... new.
13714 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13715 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13716 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13717 (avr_have_mul_p): ... new.
13718 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13719 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13720 'avr_enhanced_p' and 'enhanced'.
13721 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13722 AVR_HAVE_MUL instead of AVR_ENHANCED.
13723 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13724 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13725 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13726 instead of AVR_ENHANCED.
13727 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13728 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13729 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13731 2007-01-17 Ian Lance Taylor <iant@google.com>
13733 * vec.h (VEC_reserve_exact): Define.
13734 (vec_gc_p_reserve_exact): Declare.
13735 (vec_gc_o_reserve_exact): Declare.
13736 (vec_heap_p_reserve_exact): Declare.
13737 (vec_heap_o_reserve_exact): Declare.
13738 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13740 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13741 negative parameter.
13742 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13743 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13744 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13745 * vec.c (calculate_allocation): Add exact parameter. Change all
13747 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13748 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13749 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13750 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13751 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13752 (vec_heap_p_reserve_exact): New function.
13753 (vec_heap_o_reserve_exact): New function.
13755 2007-01-17 Jan Hubicka <jh@suse.cz>
13757 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13759 2007-01-17 Eric Christopher <echristo@apple.com>
13761 * config.gcc: Support core2 processor.
13763 2007-01-16 Jan Hubicka <jh@suse.cz>
13765 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13766 the names, just unlink the chain so we don't crash on dangling pointers
13769 2007-01-16 Jan Hubicka <jh@suse.cz>
13771 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13772 * tree-pass.h: Reorder to make IPA passes appear toegher.
13773 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13774 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13775 parameters, do not call early inliner.
13776 * ipa-inline.c: Update comments. Include tree-flow.h
13777 (cgraph_decide_inlining): Do not compute inlining parameters.
13778 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13779 be called with function context set up.
13780 (pass_ipa_inline): Remove unreachable functions before pass.
13781 (cgraph_early_inlining): Simplify assuming to be called from the
13783 (pass_early_inline): New pass.
13784 (cgraph_gate_ipa_early_inlining): New gate.
13785 (pass_ipa_early_inline): Turn into simple wrapper.
13786 (compute_inline_parameters): New function.
13787 (gate_inline_passes): New gate.
13788 (pass_inline_parameters): New pass.
13789 (apply_inline): Move here from tree-optimize.c
13790 (pass_apply_inline): New pass.
13791 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13793 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13794 doing them by hand.
13795 (tree_function_versioning): Do not allocate dummy struct function.
13796 * tree-inline.h (optimize_inline_calls): Update prototype.
13797 * tree-optimize.c (execute_fixup_cfg): Export.
13798 (pass_fixup_cfg): Remove
13799 (tree_rest_of_compilation): Do not apply inlines.
13800 * tree-flow.h (execute_fixup_cfg): Declare.
13801 * Makefile.in (gt-passes.c): New.
13802 * passes.c: Include gt-passes.h
13803 (init_optimization_passes): New passes.
13804 (nnodes, order): New static vars.
13805 (do_per_function_toporder): New function.
13806 (execute_one_pass): Dump current pass here.
13807 (execute_ipa_pass_list): Don't dump current pass here.
13809 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13811 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13812 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13814 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13816 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13817 (strong_alias): Define.
13818 (__gcc_qmul): Provide non-FMA for soft-float.
13819 (__gcc_qdiv): Same.
13824 (__gcc_qunord): New.
13834 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13835 soft-float functions.
13836 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13837 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13838 about long double soft float.
13840 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13841 Tehila Meyzels <tehila@il.ibm.com>
13843 * tree-vectorizer.h (is_pattern_stmt_p): New.
13844 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13845 formatting (tabs instead of spaces). Cleanup and clarify setting
13846 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13847 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13848 (vectorizable_type_demotion): Check that types are integral.
13849 (vectorizable_type_promotion): Likewise.
13850 (vectorizable_store): Fix typo. Eliminate new-line at end of
13853 2007-01-16 Jan Hubicka <jh@suse.cz>
13855 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13858 2007-01-15 Eric Christopher <echristo@apple.com>
13860 * ifcvt.c: Include vec.h, vecprim.h.
13861 (check_cond_move_block): New argument regs.
13862 Reorganize. Add registers used to regs.
13863 (cond_move_process_if_block): Use regs set above as
13866 2007-01-15 Eric Christopher <echristo@apple.com>
13868 * config/darwin.h: Update copyright.
13869 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13870 (LINK_COMMAND_SPEC): Add -u.
13871 (LINK_SPEC): Fix umbrella for above.
13873 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13875 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13878 2007-01-15 Tom Tromey <tromey@redhat.com>
13880 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13881 * doc/install.texi (Testing): Don't mention jacks.
13882 (Configuration): Document --enable-java-maintainer-mode. Move
13883 --with-java-home to libgcj-specific section. Document
13885 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13887 2007-01-15 Jan Hubicka <jh@suse.cz>
13889 * tree-ssa-dce.c (DCE_TODOs): New.
13890 (propagate_necessity): Return if something changed.
13891 (eliminate_unnecessary_stmts): Likewise.
13892 (perform_tree_ssa_dce): Return TODO flags when needed.
13893 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13895 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13897 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13898 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13899 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13900 patterns using X87MODEF12 mode macro. Extend operand 1
13901 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13902 (log10<mode>2): Ditto.
13903 (log2<mode>2): Ditto.
13904 (log1p<mode>2): Ditto.
13905 (logb<mode>2): Ditto.
13906 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13907 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13908 (*fxtractxf3_i387): Rename from *fxtractxf3.
13909 (fxtract_extend<mode>xf3_i387): New insn pattern.
13910 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13911 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13912 and gen_fyl2xxf3_i387().
13914 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13916 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13917 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13918 get_loop_exit_edges. Changed return type to bool.
13919 * cfgloop.h (fix_loop_placement): Declaration removed.
13921 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13923 * param.h (MIN_VECT_LOOP_BOUND): New.
13924 * params.def (MIN_VECT_LOOP_BOUND): New.
13925 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13926 argument - minimum threshold for number of iterations.
13927 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13928 argument to declaration.
13929 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13930 MIN_VECT_LOOP_BOUND.
13931 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13932 slpeel_tree_peel_loop_to_edge with additional argument.
13933 (vect_do_peeling_for_alignment): Likewise.
13934 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13936 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13939 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13940 operands of size 1.
13942 2007-01-14 Jan Hubicka <jh@suse.cz>
13944 * tree-dfa.c (remove_referenced_var): New function.
13945 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13946 prune referenced vars list too.
13947 * tree-flow.h (remove_referenced_var): Declare.
13949 2007-01-14 Jan Hubicka <jh@suse.cz>
13951 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13953 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13954 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13955 * except.h (verify_eh_throw_table_statements): Kill prototype.
13956 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13957 into call exrepssions.
13958 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13960 * tree-cfg.c: Include pointer-set.h.
13961 (verify_node_sharing): Work on pointer set.
13962 (verify_eh_throw_stmt_node): New.
13963 (verify_stmts): Use pointers sets, verify throw_stmt.
13965 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13967 * ipa-reference.c (analyze_function): Consider also addresses taken
13970 2007-01-12 Roger Sayle <roger@eyesopen.com>
13972 * c-typeck.c (null_pointer_constant_p): Replace use of
13973 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13974 (build_c_cast): Likewise.
13976 2007-01-12 Roger Sayle <roger@eyesopen.com>
13978 * tree.h (force_fit_type_double): Remove unused final argument.
13979 * c-common.c (constant_expression_warning): Replace use of
13980 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13981 (convert_and_check): Likewise.
13982 (shorten_compare): Update call to force_fit_type_double.
13983 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13984 * convert.c (convert_to_pointer): Update call to
13985 force_fit_type_double.
13986 * fold-const.c (force_fit_type_double): Remove overflowed_const
13988 (int_const_binop, fold_convert_const_int_from_int,
13989 fold_convert_const_int_from_real, fold_div_compare,
13990 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13991 fold_abs_const, fold_not_const): Remove the final argument from
13992 calls to force_fit_type_double.
13994 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13996 * configure.ac: Set insn to "nop" for spu-*-* also.
13997 * configure: Regenerate.
13999 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14001 * builtins.def : Add BUILT_IN_FREE.
14003 2007-01-12 Jan Hubicka <jh@suse.cz>
14005 PR tree-optimization/30443
14006 * tree-inline.c (tree_function_versioning): Do not optimize when
14007 cloning for inlining.
14009 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14011 * doc/loop.texi: Document recording of loop exits.
14012 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14013 (update_single_exits_after_duplication,
14014 update_single_exit_for_duplicated_loop,
14015 update_single_exit_for_duplicated_loops): Removed.
14016 (duplicate_loop_to_header_edge): Do not call
14017 update_single_exits_after_duplication and
14018 update_single_exit_for_duplicated_loops.
14019 (loop_version): Do not update single_exit information.
14020 (fix_loop_structure): Use record_loop_exits instead of
14021 mark_single_exit_loops.
14022 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14023 the lists of loop exits.
14024 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14025 split_edge, merge_blocks): Update the lists of loop exits.
14026 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14027 loop_optimizer_init.
14028 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14029 of mark_single_exit_loops.
14030 (loop_optimizer_finalize): Call release_recorded_exits.
14031 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14032 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14033 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14034 update single exit information.
14035 * lambda-code.c (perfect_nestify): Ditto.
14036 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14037 (mark_single_exit_loops): Removed.
14038 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14039 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14040 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14042 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14043 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14044 (verify_loop_structure): Verify consistency of the exit lists.
14045 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14046 (set_single_exit): Removed.
14047 * cfgloop.h (struct loop_exit): New function.
14048 (struct loop): single_exit_ field replaced by exits field.
14049 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14050 (struct loops): Added exits hash.
14051 (mark_single_exit_loops, set_single_exit): Declaration removed.
14052 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14054 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14056 * doc/invoke.texi: Avoid use of @headitem.
14058 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14060 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14062 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14064 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14067 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14068 Richard Sandiford <richard@codesourcery.com>
14070 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14071 * config/m68k/m68k.opt: Resort options.
14072 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14074 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14075 Richard Sandiford <richard@codesourcery.com>
14077 * doc/invoke.texi: Document the macros that are defined by
14078 m68k's -mtune and -mhard-float options.
14079 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14080 (m68k_cpp_cpu_family): Likewise.
14081 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14082 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14083 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14084 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14085 (m68k_cpp_cpu_family): Likewise.
14087 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14089 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14090 macros besides mc68000 as tuning macros. Use a switch statement
14091 to set them and mcpu32.
14093 2007-01-12 Julian Brown <julian@codesourcery.com>
14095 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14096 (TARGET_68040_ONLY): Rename to...
14097 (TARGET_68040): ...this.
14098 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14099 * config/m68k/m68k.md: Likewise.
14101 2007-01-12 Julian Brown <julian@codesourcery.com>
14102 Nathan Sidwell <nathan@codesourcery.com>
14103 Richard Sandiford <richard@codesourcery.com>
14105 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14106 the -mcpu= argument associated with the --with-cpu setting.
14107 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14108 if different from the one implied by the -mcpu setting.
14109 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14110 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14111 * doc/invoke.texi: Mention ColdFire in the introduction to the
14112 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14113 -mno-div and -mhard-float options. Make -m68881 a synonym for
14114 -mhard-float. Document the previously-undocumented -m5206e,
14115 -m528x, -m5307 and -m5407 options. Tweak the existing option
14116 documentation for consistency.
14117 * doc/install.texi: Mention new --with-cpu arguments.
14118 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14119 default CPU if neither -mcpu nor -march are specified.
14120 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14121 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14122 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14123 using m68k_tune to decide between families that implement the
14124 same ISA. Use m68k_tune to set __mcfv4e__.
14125 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14126 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14127 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14128 (FL_ISA_C, FL_ISA_MMU): New macros.
14129 (MASK_COLDFIRE): Delete.
14130 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14131 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14132 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14133 (TARGET_HARD_FLOAT): Do not define here.
14134 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14135 (TUNE_68000): New macro.
14136 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14137 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14138 (TUNE_CFV2): Redefine in terms of m68k_tune.
14139 (uarch_type, target_device, fpu_type): New enums.
14140 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14141 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14142 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14143 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14144 (FL_FOR_isa_c): New macros.
14145 (m68k_isa): New enum.
14146 (m68k_target_selection): New structure.
14147 (all_devices, all_isas, all_microarchs): New tables.
14148 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14149 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14150 (MASK_ALL_CPU_BITS): Delete.
14151 (m68k_find_selection): New function.
14152 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14153 Map the legacy target options to a combination of the new ones.
14154 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14155 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14156 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14158 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14159 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14161 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14162 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14163 * config/m68k/m68k-devices.def: New file.
14165 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14166 Nathan Sidwell <nathan@codesourcery.com>
14168 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
14169 (SUBTARGET_EXTRA_SPECS): New macros.
14170 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
14171 use %(asm_cpu_spec) instead.
14172 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
14173 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
14174 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
14175 (EXTRA_SPECS): Rename to...
14176 (SUBTARGET_EXTRA_SPECS): ...this.
14178 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14179 Richard Sandiford <richard@codesourcery.com>
14180 Julian Brown <julian@codesourcery.com>
14182 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14183 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
14184 to the configuration's default CPU.
14185 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
14186 Remove default masks.
14187 (m680[012]0-*-*): Set the default with_cpu to the first part of
14189 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
14190 (m68k*-*-linux): Extend the --with-cpu handling to...
14191 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
14192 and m68010. Don't set target_cpu_default2.
14193 * doc/install.texi: Document --with-cpu for m68k.
14194 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
14195 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
14196 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
14197 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
14198 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
14199 (ASM_SPEC): Remove use of %(asm_cpu_default).
14200 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
14201 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
14202 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
14203 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
14204 __HAVE_FPU__ if TARGET_HARD_FLOAT.
14205 (TARGET_DEFAULT): Delete.
14206 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
14207 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
14208 (CPP_CPU_SPEC): Delete.
14209 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
14210 the appropriate string.
14211 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
14212 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
14213 (ASM_SPEC): Don't use %(asm_default_spec).
14214 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
14215 TARGET_DEFAULT and add MASK_68881.
14216 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
14218 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14220 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
14221 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
14222 MASK_68010 alongside MASK_68020.
14223 * doc/invoke.texi: Document -m68010.
14224 * config/m68k/m68k.opt (m68010): New.
14225 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
14227 (TUNE_68010): New macro.
14228 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
14229 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
14230 (M68K_CPU_m68332): Add MASK_68010.
14231 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
14232 fallback definition.
14233 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
14235 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
14236 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
14237 to all entries that use MASK_68020.
14238 (output_move_simode_const, output_move_himode, output_move_qimode)
14239 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
14240 instead of TARGET_68020 to select clr behavior. Remove comment
14241 about there being no TARGET_68010.
14242 * config/m68k/m68k.md: Likewise throughout.
14244 2007-01-12 Julian Brown <julian@codesourcery.com>
14246 * config/m68k/m68k.h (TARGET_ISAB): New macro.
14247 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
14248 * config/m68k/m68k.md: Likewise.
14250 2007-01-12 Julian Brown <julian@codesourcery.com>
14252 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
14253 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14255 2007-01-12 Julian Brown <julian@codesourcery.com>
14257 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14258 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14259 * config/m68k/m68k.md: Likewise.
14261 2007-01-12 Julian Brown <julian@codesourcery.com>
14262 Richard Sandiford <richard@codesourcery.com>
14264 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14265 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14266 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14268 (TARGET_CPU32): Rename to...
14269 (TUNE_CPU32): ...this.
14270 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14271 (TUNE_CFV2): New macros.
14272 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14273 remove conditions that are implied by TARGET_68020.
14274 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14275 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14276 (m68k_output_function_epilogue): Likewise.
14277 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14278 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14279 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14280 non-68000 timings. Refactor multiplication and division costs.
14281 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14282 TUNE_CPU32 instead of TARGET_CPU32.
14283 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14284 and TUNE_68060 instead of TARGET_68060.
14285 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14286 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14288 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14289 && !TARGET_COLDFIRE" to choose between moveq and clr.
14290 Likewise in the unnamed movsf pattern.
14291 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14292 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14295 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14297 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14298 of tabbing before backslashes.
14300 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14302 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14303 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14304 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14306 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14308 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14309 find_interesting_uses_cond.
14310 (find_interesting_uses_cond): Use extract_cond_operands.
14311 (rewrite_use_compare): Use extract_cond_operands and
14312 force_gimple_operand_bsi. Do not call update_stmt.
14313 (determine_use_iv_cost_condition): Use extract_cond_operands.
14314 Return cheaper of using original bound and changing the exit bound.
14316 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14318 PR tree-optimization/29516
14319 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14320 most_expensive_mult_to_index, addr_to_parts,
14321 create_mem_ref, maybe_fold_tmr): Make the type of
14322 fields of TARGET_MEM_REF sizetype.
14323 (move_fixed_address_to_symbol, move_pointer_to_base):
14325 * tree.def (TARGET_MEM_REF): Add comment on types of
14328 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14330 * c-common.c (vector_types_convertible_p): Treat opaque types as
14331 always convertible if they have the same size, but not otherwise.
14333 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14335 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14336 Remove the b_unconditional field.
14337 (noce_try_sign_mask): Do not look at b_unconditional.
14338 (noce_process_if_block): Do not use merge_if_blocks. Update
14339 the CFG here. Do not set b_unconditional.
14340 (cond_move_process_if_block): Likewise.
14341 (find_cond_trap): Likewise.
14342 (check_cond_move_block): Require simple jump insns at the end
14343 of the basic block.
14345 2007-01-11 Jan Hubicka <jh@suse.cz>
14347 PR tree-optimization/1046
14348 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14349 when alias info is not ready.
14350 (pass_tail_recursion): Do not require aliasing.
14351 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14352 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14353 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14354 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14355 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14356 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14357 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14359 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14360 When aliasing is not build, mark statement as volatile.
14362 2007-01-11 Tom Tromey <tromey@redhat.com>
14364 PR preprocessor/15185, PR preprocessor/20989:
14365 * doc/cppopts.texi <-MT>: Update description of algorithm for
14366 computing default target.
14367 <-M, -MD>: Reword "basename" text.
14369 2007-01-11 Roger Sayle <roger@eyesopen.com>
14371 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14372 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14373 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14374 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14375 fold_builtin_bswap, real_constp, fold_builtin_pow,
14376 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14377 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14378 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14379 * convert.c (convert_to_pointer): Likewise.
14380 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14381 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14382 const_binop, fold_convert_const_int_from_int,
14383 fold_convert_const_int_from_real,
14384 fold_convert_const_real_from_real, sign_bit_p,
14385 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14386 fold_sign_changed_comparison, fold_unary, fold_comparison,
14387 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14388 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14389 * print-tree.c (print_node_brief, print_node): Likewise.
14390 * stor-layout.c (place_field, layout_type): Likewise.
14391 * tree-chrec.c (keep_cast): Likewise.
14392 * tree.c (build_vector, build_real, build_real_from_int_cst,
14393 build_complex): Likewise.
14395 2007-01-11 Roger Sayle <roger@eyesopen.com>
14397 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14398 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14400 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14402 * configure.ac (strict1_warn): Rename to strict_warn.
14403 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14404 cc_set_by_configure, quoted_cc_set_by_configure,
14405 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14406 all_boot_languages, all_stagestuff): Remove.
14407 (target_list): Remove bootstrap targets.
14408 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14409 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14410 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14411 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14412 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14413 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14414 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14415 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14416 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14417 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14418 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14419 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14420 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14421 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14422 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14423 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14424 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14425 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14426 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14427 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14428 (mostlyclean): Adjust.
14429 (clean, distclean): Don't mention bootstrap stuff.
14430 * configure: Regenerate.
14431 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14432 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14433 treelang/config-lang.in (stagestuff): Remove.
14434 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14435 stageprofile, stagefeedback, stagestuff): Remove mention.
14437 2007-01-11 Nick Clifton <nickc@redhat.com>
14439 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14441 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14442 (mcore_arith_K_S_operand): Run the test for the S constraint not
14443 the test for the M constraint.
14444 (mcore_addsub_operand): Do not accept integer values that are
14445 larger than 32 bits.
14446 * config/mcore/mcore.md: Remove unused constraints from split.
14447 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14448 (addsi3): Likewise.
14449 (allocate_stack): Likewise.
14450 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14451 operands to 32 bits.
14452 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14454 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14455 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14456 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14457 mcore_output_bclri, mcore_output_andn, output_inline_const,
14458 mcore_output_move, mcore_output_movedouble): Likewise.
14459 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14460 (output_inline_const): Likewise.
14461 (output_inline_const): Fix format strings used in sprintf
14463 * config/mcore/mcore-protos.h: Update prototypes for changed
14464 functions in mcore.c.
14465 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14466 HOST_WIDE_INT and not int.
14467 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14468 CONST_OK_FOR_N): Likewise.
14469 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14470 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14473 2007-01-10 Jan Hubicka <jh@suse.cz>
14475 * tree-vrp.c (remove_range_assertions): Release defs.
14476 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14477 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14479 2007-01-10 Paul Brook <paul@codesourcery.com>
14481 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14482 * config/arm/arm.md (mulsi3subsi): New insn.
14484 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14486 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14487 (tree_transform_and_unroll_loop): New.
14488 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14491 2007-01-10 Robert Kennedy <jimbob@google.com>
14493 * fold-const.c (fold_comparison): Fold comparisons like (x *
14494 1000 < 0) to (x < 0).
14496 2007-01-10 Ian Lance Taylor <iant@google.com>
14498 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14499 operands have the same priority.
14501 2007-01-10 Tom Tromey <tromey@redhat.com>
14503 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14504 (fold_binary): Likewise.
14505 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14506 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14507 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14508 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14509 * langhooks.h (struct lang_hooks): Removed field
14510 'can_use_bit_fields_p'.
14512 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14514 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14516 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14518 * function.c (get_last_funcdef_no): New function.
14519 * function.h (get_last_funcdef_no): Declare.
14520 * tree-inline.c (initialize_cfun): Add initialization.
14521 (tree_function_versioning): Cleanup.
14523 2007-01-10 Jan Hubicka <jh@suse.cz>
14525 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14528 2007-01-10 Sa Liu <saliu@de.ibm.com>
14529 Ben Elliston <bje@au.ibm.com>
14531 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14532 for SAVE_NONLOCAL and Pmode for any other save level.
14533 * spu-protos.h (spu_restore_stack_block): Declare.
14534 * spu.md (save_stack_block): Remove.
14535 (restore_stack_block): Call spu_restore_stack_block.
14536 * spu.c (spu_restore_stack_block): New function.
14537 (spu_expand_epilogue): Remove old comment.
14539 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14541 PR tree-optimization/30322
14542 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14543 (cand_value_at): Return the value as aff_tree.
14544 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14545 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14546 aff_combination_mult): New functions.
14547 (aff_combination_add): Use aff_combination_add_cst.
14548 (aff_combination_convert): Allow conversions to a wider type.
14549 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14550 * tree-affine.h (aff_combination_mult): Declare.
14552 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14554 * doc/tm.texi: Update documentation to reflect reality of exec
14555 and start file search behaviours. Update copyright year.
14556 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14557 header file directories.
14559 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14561 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14562 (*cosxf2): Rename to cosxf2_i387.
14563 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14564 using X87MODEF12 mode macro. Rename patterns to
14565 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14567 (*cosdf2, *cossf2): Ditto.
14568 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14569 to match extended input operands.
14570 (sincos<mode>3): New expander.
14571 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14572 insn patterns and corresponding splitters.
14574 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14576 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14577 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14579 2007-01-09 Nicolas Pitre <nico@cam.org>
14582 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14584 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14586 * target.h (struct gcc_target): New field library_rtti_comdat.
14587 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14588 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14589 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14590 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14592 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14594 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14596 2007-01-08 Richard Guenther <rguenther@suse.de>
14598 * tree.h (force_fit_type_double): Export.
14599 (force_fit_type): Remove.
14600 * fold-const.c (force_fit_type_double): New function.
14601 (force_fit_type): Remove.
14602 (int_const_binop): Use it.
14603 (fold_convert_const_int_from_int): Likewise.
14604 (fold_convert_const_int_from_real): Likewise.
14605 (fold_div_compare): Likewise.
14606 (fold_sign_changed_comparison): Likewise.
14607 (fold_unary): Likewise.
14608 (fold_negate_const): Likewise.
14609 (fold_abs_const): Likewise.
14610 (fold_not_const): Likewise.
14611 * c-common.c (shorten_compare): Use force_fit_type_double.
14612 * convert.c (convert_to_pointer): Likewise.
14614 2007-01-08 Richard Guenther <rguenther@suse.de>
14616 * tree.h (build_int_cst_wide_type): Export.
14617 * tree.c (build_int_cst_wide_type): New function.
14618 (build_int_cst_wide): Fix comment.
14619 * builtins.c (fold_builtin_object_size): Use build_int_cst
14620 to build -1 or 0 of the correct type. Use fit_double_type
14621 to check for overflow.
14622 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14624 (decode_field_reference): Likewise.
14625 (all_ones_mask_p): Likewise.
14626 (native_interpret_int): Use build_int_cst_wide_type.
14627 (fold_binary): Use build_int_cst_type to build an all-ones
14629 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14631 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14633 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14635 2007-01-09 Ben Elliston <bje@au.ibm.com>
14637 * genautomata.c (STATS_OPTION): New option.
14638 (stats_flag): New flag.
14639 (gen_automata_option): Handle it.
14640 (initiate_automaton_gen): Ditto.
14641 (write_automata): Output statistics only if stats_flag is
14642 set. Likewise, output time statistics only if time_flag is set.
14643 * doc/md.texi (Processor pipeline description): Document new flag.
14645 2007-01-08 Richard Guenther <rguenther@suse.de>
14647 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14648 * tree.c (build_int_cst_type): Likewise.
14649 (size_in_bytes): Don't call force_fit_type on the result.
14650 (int_fits_type_p): Use fit_double_type.
14651 * fold-const.c (fit_double_type): New function.
14652 (force_fit_type): Use it.
14653 * tree.h (fit_double_type): Export.
14655 2007-01-08 Jan Hubicka <jh@suse.cz>
14657 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14658 * ipa.c (function_and_variable_visibility): Fix return type.
14660 2007-01-08 Richard Guenther <rguenther@suse.de>
14662 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14663 of offset to build the index.
14664 * tree-pretty-print.c (dump_generic_node): Don't build negated
14665 const just for printing.
14666 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14667 * builtins.c (fold_builtin_int_roundingfn): Check if result
14668 fits the type by using force_fit_type and comparing the result.
14669 * predict.c (predict_loops): Use compare_tree_int for comparison.
14670 * tree.c (build_int_cst): Fall back to integer_type_node for
14672 (build_int_cst_wide): Assert type is non-null.
14674 2007-01-08 Roberto Costa <roberto.costa@st.com>
14676 * tree-vrp.c (extract_range_from_cond_expr): New.
14677 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14678 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14680 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14681 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14682 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14683 used as expressions.
14684 * tree-object-size.c (cond_expr_object_size): New.
14685 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14687 2007-01-08 Jan Hubicka <jh@suse.cz>
14689 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14690 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14693 2007-01-08 Richard Guenther <rguenther@suse.de>
14695 PR tree-optimization/23603
14696 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14697 (extract_range_from_binary): Fall back to truthvalue instead of
14698 varying for TRUTH_*_EXPR.
14699 (extract_range_from_comparison): Fall back to truthvalue instead of
14701 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14702 if all visited PHI values were constant.
14704 2007-01-08 Jan Hubicka <jh@suse.cz>
14706 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14707 (cgraph_analyze_function): break out from ...
14708 (cgraph_finalize_compilation_unit): ... here.
14709 (cgraph_expand_function): Remove forgoten commented out line.
14710 (cgraph_optimize): Analyze functions.
14712 2007-01-08 Jan Hubicka <jh@suse.cz>
14714 * tree-pas.h (TODO_remove_function): New flag.
14715 (TODO_update*): Renumber.
14716 (pass_ipa_increase_alignment,
14717 pass_ipa_function_and_variable_visibility): New passes.
14718 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14719 (cgraph_function_and_variable_visibility): Move to ipa.c
14720 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14721 cgraph_increase_alignment.
14722 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14723 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14724 calling tree-inline.
14725 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14726 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14727 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14728 (gate_increase_alignment): New function.
14729 (pass_ipa_increase_alignment): New pass.
14730 * ipa.c: Inline tree-pass.h and timevar.h
14731 (function_and_variable_visibility): Move here from cgraphunit.c
14732 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14733 * passes.c (init_optimization_passes): Add the two new passes.
14734 (execute_todo): Handle cgraph_remove_functions.
14736 2007-01-08 Nick Clifton <nickc@redhat.com>
14738 * config/frv/predicates.md (reg_or_0_operand): Accept
14741 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14743 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14744 * config.gcc: Add bfin*-rtems*.
14746 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14748 * c.opt: Add -flax-vector-conversions.
14749 * c-typeck.c (convert_for_assignment): Pass flag to
14750 vector_types_convertible_p to allow emission of note.
14751 (digest_init): Likewise.
14752 * c-opts.c: Handle -flax-vector-conversions.
14753 * c-common.c (flag_lax_vector_conversions): New.
14754 (vector_types_convertible_p): Unless -flax-vector conversions
14755 has been passed, disallow conversions between vectors with
14756 differing numbers of subparts and/or element types. If such
14757 a conversion is disallowed, possibly emit a note on the first
14758 occasion only to inform the user of -flax-vector-conversions.
14759 The new last argument specifies this.
14760 * c-common.h (flag_lax_vector_conversions): New.
14761 (vector_types_convertible_p): Add extra argument.
14762 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14763 char_type_node for V*QI type vectors.
14764 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14765 Update to satisfy new typechecking rules.
14766 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14767 C and C++ variants.
14768 * doc/invoke.texi (C Dialect Options): Document
14769 -flax-vector-conversions.
14771 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14773 PR tree-optimization/29877
14774 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14775 a register variable on the RHS to not be replaceable.
14777 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14778 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14779 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14780 const_simm15, const_pow2, const_npow2): Added.
14781 * config/score/misc.md (insv, extv, extzv, movmemsi,
14782 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14783 * config/score/score.c (score_address_cost, score_select_cc_mode):
14785 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14786 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14787 Update score_print_operand.
14788 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14789 Adjust register allocate order and update some macro define.
14790 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14791 mdx_block_move_straight, mdx_block_move_loop_head,
14792 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14793 mdx_block_move): Added.
14794 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14795 mdp_limm): Updated and fix some bug and typo.
14796 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14797 (movsf, movdf, doloop_end): Added.
14799 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14801 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14802 config/arm/thumb2.md: Fix comment typos.
14803 * doc/extend.texi: Fix a typo.
14805 2007-01-07 Eric Christopher <echristo@apple.com>
14807 * configure.ac: Check for __stack_chk_fail for darwin.
14808 * configure: Regenerate.
14810 2007-01-07 Richard Guenther <rguenther@suse.de>
14812 * tree-vrp.c (extract_range_from_assert): CSE calls to
14813 compare_values where possible.
14814 (extract_range_from_unary_expr): Likewise.
14816 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14818 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14819 * config/avr/avr.c (call_insn_operand): Delete function.
14820 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14821 instead of register number. Use predicates.
14822 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14823 call_insn_operand): Add.
14825 2007-01-06 Jan Hubicka <jh@suse.cz>
14827 * tree-pass.h (pass_build_cgraph_edges): Declare.
14828 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14829 (visited_nodes): Remove.
14830 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14831 build_cgrpah_edges; make visited_nodes local.
14832 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14833 (record_references_in_initializer): Move to cgraphbuild.c
14834 (initialize_inline_failed, rebuild_cgraph_edges,
14835 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14836 (verify_cgraph_node): Make visited_nodes local.
14837 (cgraph_analyze_function): Do not call cgraph_create_edges and
14838 initialize_inline_failed.
14839 (cgraph_expand_function): Do not call cgraph_lower_function;
14840 assert that function is already lowered.
14841 * Makefile.in (cgraphbuild.o): New.
14842 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14843 at the end of lowering passes.
14845 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14847 * ifcvt.c (cond_move_convert_if_block): New function, code
14848 factored out from...
14849 (cond_move_process_if_block): ...here. Call the new function
14850 on the THEN and ELSE blocks.
14851 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14852 already takes care of this.
14854 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14857 * tree.h (TREE_OVERFLOW_P): New.
14858 * c-typeck.c (parser_build_unary_op): Warn only if result
14859 overflowed and operands did not.
14860 (parser_build_binary_op): Likewise.
14861 (convert_for_assignment): Remove redundant overflow_warning.
14862 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14864 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14866 * c-typeck.c (store_init_value): Split over two lines to follow
14867 the GNU coding style.
14869 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14871 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14872 __GXX_EXPERIMENTAL_CXX0X__.
14873 * doc/cpp.texi: Same.
14875 2007-01-05 Richard Guenther <rguenther@suse.de>
14877 PR middle-end/27826
14878 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14879 with mismatched types. Instead explicitly build a
14880 conversion NOP_EXPR.
14882 2007-01-05 Ian Lance Taylor <iant@google.com>
14884 * c-common.c (decl_with_nonnull_addr_p): New function.
14885 (c_common_truthvalue_conversion): Call it.
14886 * c-typeck.c (build_binary_op): Likewise.
14887 * c-common.h (decl_with_nonnull_addr_p): Declare.
14889 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14892 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14895 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14897 * doc/install.texi (Final install): Document the fact that
14898 the GNAT runtime should not be stripped.
14900 2007-01-04 Jan Hubicka <jh@suse.cz>
14902 * tree-inline.c (fold_marked_statements): Update operand caches
14903 and EH after folding
14905 2007-01-04 Ian Lance Taylor <iant@google.com>
14907 * c-common.c (check_function_nonnull): Whitespace fix.
14909 2007-01-04 Jan Hubicka <jh@suse.cz>
14911 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14912 comitted older version of patch.
14913 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14914 function, celanup cfg and collect garbage.
14916 2007-01-04 Mike Stump <mrs@apple.com>
14918 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14921 2007-01-04 Eric Christopher <echristo@apple.com>
14923 * libgcc2.c (__bswapsi2): Use SItype.
14924 (__bswapdi2): Use DItype.
14925 * libgcc2.h: Update for above.
14927 2007-01-04 Paul Brook <paul@codesourcery.com>
14929 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14930 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14931 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14932 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14933 umulsi3_highpart): Make conditional on !arm_arch6.
14934 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14935 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14936 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14937 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14938 umulsi3_highpart_v6): New insns.
14940 2007-01-04 Roger Sayle <roger@eyesopen.com>
14942 * fold-const.c (fold_convert): When casting an expression to void,
14943 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14944 have a type. Instead of attempting to build a NOP_EXPR, return
14945 these "special" trees directly.
14947 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14949 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14950 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14951 rs6000_cost->fp not 0 as adjustment for outer NEG.
14953 2007-01-04 Jan Hubicka <jh@suse.cz>
14955 * cgraph.c (cgraph_release_function_body): New function.
14956 (cgraph_remove_node): Use it.
14957 * cgraph.h (cgraph_release_function_body): Declare.
14958 * cgraphunit.c (cgraph_expand_function): Use it.
14959 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14960 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14961 is initialized and while compilation of other function is running.
14962 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14963 statement CFG annotations from here to ...
14964 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14966 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14968 * cfgloop.h (enum li_flags): Make the constants powers of two.
14970 2007-01-04 Jan Hubicka <jh@suse.cz>
14972 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14974 (fold_marked_statements): New function.
14975 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14976 * tree-inline.h (copy_body_data): Add statements_to_fold.
14978 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14980 * config.gcc: Mention libgcc/config.host.
14981 * Makefile.in: Update comments mentioning libgcc.
14982 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14983 (all.cross, start.encap, rest.encap, rest.cross): Update
14984 dependencies for libgcc move.
14985 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14986 (clean-target, clean-target-libgcc): Delete.
14987 (srcdirify, GCC_EXTRA_PARTS): New macros.
14988 (libgcc-support, libgcc.mvars): New rules.
14989 (distclean): Remove mention of mklibgcc.
14990 (install): Don't reference INSTALL_LIBGCC.
14991 (install-common): Don't reference EXTRA_PARTS.
14992 (install-libgcc, install-multilib): Delete rules.
14993 * mklibgcc.in: Delete file.
14994 * doc/configfiles.texi: Don't mention mklibgcc.
14996 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14997 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14998 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14999 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15000 (mklibgcc, ldblspecs): Likewise.
15002 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15003 (posixpre.def): Use $(T).
15004 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15005 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15006 (SHLIB_LINK): Make dummy.
15007 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15009 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15011 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15012 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15013 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15014 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15016 * configure.ac (all_outputs): Remove mklibgcc.
15017 * configure: Regenerated.
15019 2007-01-03 Josh Conner <jconner@apple.com>
15021 PR middle-end/29683
15022 * calls.c (compute_argument_addresses): Set stack and stack_slot
15023 for partial args, too.
15024 (store_one_arg): Use locate.size.constant for the size when
15025 generating a save_area.
15027 2007-01-03 Robert Kennedy <jimbob@google.com>
15029 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15030 whose definitions are deleted due to basic block merging.
15032 2007-01-03 Paul Brook <paul@codesourcery.com>
15035 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15037 (use_return_insn): Return 0 for Thumb interrupt functions.
15038 (print_multi_reg): Add rfe argument for IRQ returns.
15039 (arm_output_epilogue): Pop interrupt return address directly into PC.
15040 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15042 2007-01-03 Paul Brook <paul@codesourcery.com>
15044 Merge from sourcerygxx-4_1.
15045 * config/arm/thumb2.md: New file.
15046 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15048 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15049 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15050 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15051 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15053 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15054 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15056 * config/arm/ieee754-sf.S: Ditto.
15057 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15058 (thumb1_base_register_rtx_p): ... to this.
15059 (thumb_index_register_rtx_p): Rename...
15060 (thumb1_index_register_rtx_p): ... to this.
15061 (thumb_output_function_prologue): Rename...
15062 (thumb1_output_function_prologue): ... to this.
15063 (thumb_legitimate_address_p): Rename...
15064 (thumb1_legitimate_address_p): ... to this.
15065 (thumb_rtx_costs): Rename...
15066 (thumb1_rtx_costs): ... to this.
15067 (thumb_compute_save_reg_mask): Rename...
15068 (thumb1_compute_save_reg_mask): ... to this.
15069 (thumb_final_prescan_insn): Rename...
15070 (thumb1_final_prescan_insn): ... to this.
15071 (thumb_expand_epilogue): Rename...
15072 (thumb1_expand_epilogue): ... to this.
15073 (arm_unwind_emit_stm): Rename...
15074 (arm_unwind_emit_sequence): ... to this.
15075 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15076 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15077 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15078 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15079 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15080 thumb2_output_casesi): New functions.
15081 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15082 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15083 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15084 THUMB2_WORK_REGS): Define.
15085 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15086 arm_condexec_mask, arm_condexec_masklen)): New variables.
15087 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15088 (arm_override_options): Check new CPU capabilities.
15089 Set new architecture flag variables.
15090 (arm_isr_value): Handle v7m interrupt functions.
15091 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15093 (const_ok_for_arm): Handle Thumb-2 constants.
15094 (arm_gen_constant): Ditto. Use movw when available.
15095 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15097 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15098 (thumb_find_work_register, arm_load_pic_register,
15099 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15100 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15101 print_multi_reg, output_mov_long_double_fpa_from_arm,
15102 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15103 output_mov_double_fpa_from_arm, output_move_double,
15104 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15105 output_return_instruction, arm_output_function_prologue,
15106 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15107 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15108 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15109 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15110 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15111 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15113 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15114 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15115 (arm_file_start): Output directive for unified syntax.
15116 (arm_unwind_emit_set): Handle stack alignment instruction.
15117 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15118 Add v6t2, v7, v7a, v7r and v7m.
15119 (RETLDM): Add Thumb-2 code.
15120 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15121 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15122 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15123 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15124 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15125 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15126 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15127 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15128 ADJUST_INSN_LENGTH): Define.
15129 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15130 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15131 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15132 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15133 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15134 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15135 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15136 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15137 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15138 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15139 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15140 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15141 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15142 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15143 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15144 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15145 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15147 * config/arm/arm-tune.md: Regenerate.
15148 * config/arm/arm-protos.h: Update prototypes.
15149 * config/arm/vfp.md: Enable patterns for Thumb-2.
15150 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15151 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15152 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15153 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15154 * config/arm/libunwind.S: Add Thumb-2 code.
15155 * config/arm/constraints.md: Update include Thumb-2.
15156 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15157 * config/arm/ieee754-df.S: Ditto.
15158 * config/arm/bpabi.S: Ditto.
15159 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15160 * config/arm/predicates.md (low_register_operand,
15161 low_reg_or_int_operand, thumb_16bit_operator): New.
15162 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15163 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
15164 * config/arm/t-arm-elf: Add armv7 multilib.
15165 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
15167 (UNSPEC_STACK_ALIGN, ce_count): New.
15168 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
15169 arm_zero_extendsidi2, arm_zero_extendqidi2): New
15171 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
15172 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
15173 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
15174 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
15175 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
15176 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
15178 * doc/extend.texi: Document ARMv7-M interrupt functions.
15179 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
15181 2007-01-03 Jakub Jelinek <jakub@redhat.com>
15183 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
15184 (struct _Unwind_Context): Rename args_size to flags, remove
15185 signal_frame field, add a new args_size field and version field.
15186 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
15187 _Unwind_IsExtendedContext): New inline functions.
15188 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
15189 Assume by_value array is only present if _Unwind_IsExtendedContext.
15190 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
15191 _Unwind_IsSignalFrame.
15192 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
15193 (uw_update_context_1): Use _Unwind_SetSignalFrame.
15194 (uw_init_context_1): Initialize context->flags to
15195 EXTENDED_CONTEXT_BIT.
15196 * config/rs6000/linux-unwind.h (frob_update_context): Use
15197 _Unwind_SetSignalFrame.
15199 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15201 PR middle-end/30353
15202 * gimplify.c (gimplify_modify_expr_complex_part): Move below
15203 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
15206 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
15208 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
15209 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
15210 RET, AT_SP): Remove.
15211 * config/i386/i386.md (*sse_prologue_save_insn): Use return
15214 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15215 * cfgbuild.c (find_basic_blocks): Likewise.
15216 * cfgrtl.c (rtl_create_basic_block): Likewise.
15217 * function.c (temp_slots_at_level): Likewise.
15218 * reg-stack.c (stack_regs_mentioned): Likewise.
15219 * regclass.c (allocate_reg_info): Likewise.
15220 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15221 set_bb_for_stmt, move_block_to_fn): Likewise.
15222 * tree-complex.c (tree_lower_complex): Likewise.
15223 * vec.h (VEC_safe_grow_cleared): New.
15225 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
15227 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
15229 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
15230 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
15232 * cfgloopmanip.c (scale_loop_frequencies): Export.
15233 (loopify): Scale the frequencies by prescribed coefficients.
15234 (set_zero_probability): New function.
15235 (duplicate_loop_to_header_edge): Improve updating of frequencies.
15236 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
15237 and frequencies according to arguments.
15238 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
15240 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
15241 * modulo-sched.c (sms_schedule): Set probabilities for entering
15242 versioned loop correctly.
15243 * tree-vect-transform.c (vect_transform_loop): Ditto.
15244 * cfgloop.h (loopify, loop_version): Declaration changed.
15245 (scale_loop_frequencies): Declared.
15247 2007-01-02 Jan Hubicka <jh@suse.cz>
15249 * cgraph.c: Include tree-flow.h
15250 (cgraph_add_new-function): Handle IPA_SSA mode; execute
15251 early_local_passes.
15252 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
15253 * tree-pass.h (pass_all_early_optimizations): Declare.
15254 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15255 early_local_passes.
15256 (cgraph_analyze_function): Do early_local_passes.
15257 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15258 Do not add referenced vars.
15259 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15261 (gate_all_early_local_passes): New gate.
15262 (pass_early_local_passes): Use new gate.
15263 (execute_early_local_optimizations): New functions.
15264 (gate_all_early_optimizations): New gate.
15265 (pass_all_early_optimizations): New pass.
15266 (execute_free_datastructures): Free SSA only when initialized.
15267 (gate_init_datastructures): Init only when optimizing.
15268 (tree_lowering_passes): Do early local passes when called late.
15269 * tree-profile.c (do_tree_profiling): Don't profile functions added
15271 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15272 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15274 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15275 during early_local_passes.
15276 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15279 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15281 * Makefile.in: Update copyright year.
15283 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15285 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15286 in $(lang_checks) and check-consistency targets.
15288 2007-01-02 Jan Hubicka <jh@suse.cz>
15290 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15291 Do not add referenced vars.
15292 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15294 * passes.c (init_optimization_passes): Put mudflap_2 after
15295 free_datastructures.
15297 2007-01-02 Jan Hubicka <jh@suse.cz>
15299 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15300 Set NOTHROW flag on call statements proved to be nothrow.
15301 Update statement of local calls so new pure/const functions are
15302 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15304 (tree_rest_of_compilation): Register hooks and initialize bitmap
15305 early. Do not set after_inlining flag.
15307 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15309 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15310 HOST_BITS_PER_LONGLONG
15312 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15315 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15316 warning for non-static initializers.
15318 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15320 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15321 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15322 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15323 Always use set_unique_reg_note to add REG_EQUAL notes.
15325 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15328 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15330 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15331 * cfgbuild.c (find_basic_blocks): Likewise.
15332 * cfgrtl.c (rtl_create_basic_block): Likewise.
15333 * function.c (temp_slots_at_level): Likewise.
15334 * reg-stack.c (stack_regs_mentioned): Likewise.
15335 * regclass.c (allocate_reg_info): Likewise.
15336 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15337 set_bb_for_stmt, move_block_to_fn): Likewise.
15338 * tree-complex.c (tree_lower_complex): Likewise.
15339 * vec.h (VEC_safe_grow_cleared): New.
15341 2007-01-02 Ian Lance Taylor <iant@google.com>
15343 * c-common.c (c_common_truthvalue_conversion): When warning about
15344 using an assignment as a truth value, set TREE_NO_WARNING.
15346 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15349 * c.opt (Wold-style-declaration): New.
15350 * doc/invoke.texi (C-only Warning Options): New.
15351 (Wold-style-declaration): Document it.
15352 (Wextra): Enabled by -Wextra.
15353 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15354 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15355 -Wold-style-declaration.
15357 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15359 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15360 * cfgbuild.c (find_basic_blocks): Likewise.
15361 * cfgrtl.c (rtl_create_basic_block): Likewise.
15362 * function.c (temp_slots_at_level): Likewise.
15363 * reg-stack.c (stack_regs_mentioned): Likewise.
15364 * regclass.c (allocate_reg_info): Likewise.
15365 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15366 set_bb_for_stmt, move_block_to_fn): Likewise.
15367 * tree-complex.c (tree_lower_complex): Likewise.
15368 * vec.h (VEC_safe_grow_cleared): New.
15370 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15372 * c-common.c (c_common_nodes_and_builtins): Since variants of
15373 void_type_node get built before it is given a name, we need to
15374 give those variants the name, too.
15375 (complete_array_type): We need to work with the canonical main
15376 type of the array, from which we will build the qualified version.
15377 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15378 * print-tree.c (print_node): Display canonical type information
15380 * stor-layout.c (layout_type): When we don't know the
15381 alignment of a type for which we're building an array, we end up
15382 guessing wrong, so make the type require structural equality.
15383 * tree.c (make_node_stat): When we build a new type, it is its
15384 own canonical type.
15385 (build_type_attribute_qual_variant): When building an attribute
15386 variant, its canonical type is the non-attribute variant. However,
15387 if the attributes are target-dependent and they differ, we need to
15388 use structural equality checks for this type.
15389 (build_qualified_type): A qualified type is not equivalent to its
15390 unqualified variant; set the canonical type appropriately.
15391 (build_distinct_type_copy): When building a distinct type from
15392 another type, the new type is its own canonical type.
15393 (build_variant_type_copy): When building a new type variant, we
15394 assume that it is equivalent to the original type.
15395 (build_pointer_type_for_mode): When building a pointer type, also
15396 build a canonical type pointer.
15397 (build_reference_type_for_mode): When building a reference type,
15398 also build a canonical type reference.
15399 (build_index_type): When we can't hash an index type (e.g.,
15400 because its maximum value is negative), the index type requires
15401 structural equality tests.
15402 (build_array_type): Build the canonical form of an array type.
15403 (build_function_type): Function types require structural equality,
15404 because they contain default arguments, attributes, etc.
15405 (build_method_type_directly): Ditto for method types.
15406 (build_offset_type): Build the canonical offset type.
15407 (build_complex_type): Build the canonical vector type.
15408 (make_vector_type): Build the canonical vector type.
15409 * tree.h (TYPE_CANONICAL): New.
15410 (TYPE_STRUCTURAL_EQUALITY_P): New.
15411 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15412 (struct tree_type): Added "canonical" field.
15413 * params.h (VERIFY_CANONICAL_TYPES): New.
15414 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15415 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15416 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15417 * doc/invoke.texi (verify-canonical-types): Document --param
15418 parameter for verifying canonical types.
15420 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15422 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15423 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15424 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15425 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15427 * config/rs6000/e500.h: New.
15428 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15429 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15431 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15432 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15433 TARGET_E500_DOUBLE): Remove.
15434 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15435 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15436 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15437 * config/rs6000/rs6000.c (rs6000_override_options): Use
15438 CHECK_E500_OPTIONS.
15440 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15442 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15443 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15444 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15445 rs6000_emit_cmove): Don't check TARGET_E500.
15446 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15447 sordered): Don't check TARGET_E500.
15449 2007-01-01 Eric Christopher <echristo@apple.com>
15451 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15452 HARD_REGISTER_NUM_P.
15454 2007-01-01 Roger Sayle <roger@eyesopen.com>
15456 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15457 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15458 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15461 2007-01-01 Mike Stump <mrs@apple.com>
15463 * configure.ac: Remove support for building with Apple's gcc-3.1.
15465 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15467 PR middle-end/30311
15468 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15469 REG is a hard register. Do not modify REG before calling
15471 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15472 multiple of the size of YMODE for certain lowpart cases.
15474 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15476 PR middle-end/30253
15477 * gimplify (voidify_wrapper_expr): Update for
15478 GIMPLE_MODIFY_STMT.
15480 2007-01-01 Andreas Schwab <schwab@suse.de>
15483 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15484 save of BR0 in extra_spill_size instead of spill_size.
15485 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15487 (ia64_expand_epilogue): Restore BR0 from its new location.
15489 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15491 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15492 Use a temporary variable if the left hand side is not a gimple
15495 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15497 * gimplify.c (gimplify_return_expr): Make the temporary variable
15498 for the return expression, a gimple register variable.
15500 2007-01-01 Jan Hubicka <jh@suse.cz>
15502 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15505 2007-01-01 Mike Stump <mrs@apple.com>
15507 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15509 * config/darwin.c (machopic_select_rtx_section): Use
15510 HAVE_GAS_LITERAL16.
15511 (darwin_mergeable_constant_section): Likewise.
15512 * configure: Regenerate.
15513 * config.in: Regenerate.
15515 2007-01-01 Jan Hubicka <jh@suse.cz>
15516 Andrew Pinski <pinskia@gmail.com>
15518 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15519 before starting IPA passes.