1 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3 * doc/install.texi (Prerequisites): We no longer require Autoconf
4 2.13 for the top-level.
6 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9 memory access via x86_expand_vector_move_misalign() only for
10 TImode values on 32-bit targets.
12 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14 * matrix-reorg.c: New file. Implement matrix flattening and
15 transposing optimization.
16 * tree-pass.h: Add matrix reorg pass.
17 * common.opt: Add fipa-mreorg flag.
18 * Makefile.in: Add matrix-reorg.c.
19 * passes.c: Add matrix reorg pass.
20 * varpool.c (add_new_static_var): New function.
21 * cgraph.h (add_new_static_var): Declare.
24 2007-05-27 Eric Christopher <echristo@apple.com>
26 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
27 sp_offset depending on stack size. Save r12 depending
28 on registers we're saving later.
29 (rs6000_emit_epilogue): Update sp_offset depending only
32 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
34 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
35 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
36 * ifcvt.c (if_convert): Ditto.
37 * tree-ssa-threadupdate.c (thread_block): Ditto.
38 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
39 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
40 verify_loop_closed_ssa): Check number_of_loops instead of current_loops.
41 * predict.c (tree_estimate_probability): Ditto.
42 * tree-if-conv.c (main_tree_if_conversion): Ditto.
43 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
44 * modulo-sched.c (sms_schedule): Ditto.
45 * tree-scalar-evolution.c (scev_const_prop): Ditto.
46 (scev_finalize): Do not do anything if scev analysis was not
48 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
49 current_loops == NULL.
50 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
51 * loop-init.c (loop_optimizer_init): Do not free current_loops when
53 (loop_optimizer_finalize): Assert that loops were analyzed.
54 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
55 rtl_doloop): Check number_of_loops instead of current_loops.
56 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
57 current_loops == NULL.
58 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
59 gate_tree_vectorize tree_linear_transform, check_data_deps,
60 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
61 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
62 Check number_of_loops instead of current_loops.
63 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
64 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
65 free loops if available.
66 (execute_pre): Do not pass do_fre to fini_pre.
68 2007-05-27 Tobias Burnus <burnus@net-b.de>
71 * real.c (mpfr_from_real): Fix sign of -Inf.
73 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
75 * tree-vect-transform.c (vectorizable_conversion): Initialize
76 tree_code variables to ERROR_MARK.
77 (vectorizable_type_demotion): Likewise.
78 (vectorizable_type_promotion): Likewise.
80 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/i386.md (movti): Handle push operands via
86 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
88 * basic-block.h: Remove the prototype for merge_seq_blocks.
89 * cfgcleanup.c (merge_seq_blocks): Remove.
91 * tree-flow.h: Remove the prototype for is_aliased_with.
92 * tree-ssa-alias.c (is_aliased_with): Remove.
94 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
96 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
98 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
100 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
101 ix86_expand_sse4_unpack if SSE4.1 is enabled.
102 (vec_unpacks_hi_v16qi): Likewise.
103 (vec_unpacku_lo_v16qi): Likewise.
104 (vec_unpacks_lo_v16qi): Likewise.
105 (vec_unpacku_hi_v8hi): Likewise.
106 (vec_unpacks_hi_v8hi): Likewise.
107 (vec_unpacku_lo_v8hi): Likewise.
108 (vec_unpacks_lo_v8hi): Likewise.
109 (vec_unpacku_hi_v4si): Likewise.
110 (vec_unpacks_hi_v4si): Likewise.
111 (vec_unpacku_lo_v4si): Likewise.
112 (vec_unpacks_lo_v4si): Likewise.
114 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
116 * c-typeck.c, config/arm/arm.c, config/darwin.c,
117 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
118 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
119 follow spelling conventions in various
120 warning/error/diagnostic messages.
122 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
123 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
124 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
125 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
126 tree-vrp.c: Fix comment typos. Follow spelling conventions.
127 * doc/tm.texi: Follow spelling conventions.
129 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
132 * tree-ssa-forwprop.c
133 (forward_propagate_addr_into_variable_array_index): Remove
134 the lhs argument. Use the type of def_rhs instead of lhs.
135 (forward_propagate_addr_expr_1): Update use of
136 forward_propagate_addr_into_variable_array_index.
138 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
139 Nigel Stephens <nigel@mips.com>
141 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
142 function attributes, "far" being an alias for "long_call".
143 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
144 (mips_near_type_p, mips_far_type_p): New.
145 (mips_comp_type_attributes): New function to check that attributes
146 attached to a function type are compatible.
147 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
148 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
149 to the target function of the thunk.
150 (mips_encode_section_info): Check for "near" and "far" function
151 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
153 * config/mips/predicates.md (const_call_insn_operand): Test only
154 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
156 * doc/extend.texi (Function Attributes): Document MIPS "near" and
159 * testsuite/gcc.target/mips/near-far-1.c: New test case.
160 * testsuite/gcc.target/mips/near-far-2.c: New test case.
161 * testsuite/gcc.target/mips/near-far-3.c: New test case.
162 * testsuite/gcc.target/mips/near-far-4.c: New test case.
164 2007-05-25 Eric Christopher <echristo@apple.com>
166 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
167 to x86-darwin configurations.
168 * config/i386/t-darwin: Add softfp support.
169 * config/i386/t-darwin64: Ditto.
170 * config/i386/sfp-machine.h: If mach then don't use
171 aliasing, emit a stub to call.
173 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
175 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
176 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
177 tree-predcom.c, tree-ssa-alias-warnings.c,
178 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
179 comment typos. Follow spelling conventions.
180 * doc/cpp.texi, doc/invoke.texi: Fix typos.
182 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
185 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
186 constants into memory. Expand unaligned memory references for
187 SSE modes via x86_expand_vector_move_misalign() function.
189 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
191 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
192 "memory" attribute for "sseishft" type insn without operands[2].
194 2007-05-25 Dirk Mueller <dmueller@suse.de>
195 Marcus Meissner <meissner@suse.de>
197 * doc/extend.texi (alloc_size): New attribute.
198 * c-common.c (handle_alloc_size_attribute): New.
199 * tree-object-size.c (alloc_object_size): Use alloc_size
200 attribute, if available.
202 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
204 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
206 (__builtin_ia32_vec_ext_v2di): Likewise.
207 (__builtin_ia32_vec_ext_v4si): Likewise.
208 (__builtin_ia32_vec_ext_v8hi): Likewise.
209 (__builtin_ia32_vec_ext_v16qi): Likewise.
210 (__builtin_ia32_vec_set_v8hi): Likewise.
212 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
214 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
216 2007-05-25 Richard Sandiford <richard@codesourcery.com>
218 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
219 (arm_is_longcall_p): Rename to...
220 (arm_is_long_call_p): ...this. Take a single tree argument and
222 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
223 (CUMULATIVE_ARGS): Remove call_cookie.
224 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
225 (ENCODED_LONG_CALL_ATTR_P): Delete.
226 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
227 LONG_CALL_FLAG_CHAR cases.
228 (ARM_DECLARE_FUNCTION_SIZE): Delete.
229 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
230 ARM_DECLARE_FUNCTION_SIZE.
231 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
232 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
233 (arm_encode_call_attribute, current_file_function_operand): Delete.
234 (arm_function_in_section_p): New function.
235 (arm_is_longcall_p): Rename to...
236 (arm_is_long_call_p): ...this. Take the target function as a single
237 argument and return a bool. Do not rely on call cookies. Check
238 whether the target symbol is in the same section as the current
239 function, not just the same compilation unit.
240 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
241 (arm_encode_section_info): Don't encode a call type.
242 * config/arm/arm.md (call, call_value): Update calls to
243 arm_is_long(_)call_p. Simplify logic.
244 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
245 Update calls to arm_is_long(_)call_p.
247 2007-05-25 Richard Guenther <rguenther@suse.de>
249 PR tree-optimization/31982
250 * tree-ssa-forwprop.c
251 (forward_propagate_addr_into_variable_array_index): Handle arrays
252 with element size one.
254 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
256 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
257 (umulsi3_highpart): Likewise.
259 2007-05-24 Ian Lance Taylor <iant@google.com>
261 PR rtl-optimization/32069
262 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
265 2007-05-24 Ollie Wild <aaw@google.com>
267 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
270 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
272 * postreload-gcse.c (reg_changed_after_insn_p): New function.
273 (oprs_unchanged_p): Use it to check all registers in a REG.
274 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
275 (reg_set_between_after_reload_p): Delete.
276 (reg_used_between_after_reload_p): Likewise.
277 (reg_set_or_used_since_bb_start): Likewise.
278 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
279 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
280 Use reg_set_between_p instead of reg_set_between_after_reload_p.
281 * rtlanal.c (reg_set_p): Check whether REG overlaps
282 regs_invalidated_by_call, rather than just checking the
283 membership of REGNO (REG).
285 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
287 * doc/passes.texi: Document predictive commoning.
288 * doc/invoke.texi (-fpredictive-commoning): Document.
289 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
290 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
291 adding indices to the generated name.
292 (schedule_sm): Pass 0 to get_lsm_tmp_name.
293 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
294 * tree-pretty-print.c (op_symbol_1): Renamed to ...
295 (op_symbol_code): ... and exported.
296 (dump_omp_clause, op_symbol): Use op_symbol_code
297 instead of op_symbol_1.
298 * tree-pass.h (pass_predcom): Declare.
299 * timevar.def (TV_PREDCOM): New timevar.
300 * tree-ssa-loop.c (run_tree_predictive_commoning,
301 gate_tree_predictive_commoning, pass_predcom): New.
302 * tree-data-ref.c (find_data_references_in_loop): Find the
303 references in dominance order.
304 (canonicalize_base_object_address): Ensure that the result has
306 (dr_analyze_innermost): Export.
307 (create_data_ref): Code to fail for references with invariant
309 (find_data_references_in_stmt): ... here.
310 * tree-data-ref.h (dr_analyze_innermost): Declare.
311 * tree-affine.c: Include tree-gimple.h and hashtab.h.
312 (aff_combination_find_elt, name_expansion_hash,
313 name_expansion_eq, tree_to_aff_combination_expand,
314 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
316 * tree-affine.h (aff_combination_constant_multiple_p,
317 tree_to_aff_combination_expand): Declare.
318 * tree-predcom.c: New file.
319 * common.opt (fpredictive-commoning): New option.
320 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
321 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
322 * Makefile.in (tree-predcom.o): Add.
323 (tree-affine.o): Add TREE_GIMPLE_H dependency.
324 * passes.c (init_optimization_passes): Add dceloop after
325 copy propagation in loop optimizer. Add predictive commoning
326 to loop optimizer passes.
328 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
330 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
333 2007-05-24 Jan Hubicka <jh@suse.cz>
335 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
337 (genheader): Include statistics.h.
339 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
341 * print-rtl.c (flag_dump_unnumbered): Update comments.
342 (print_rtl): Fix my previous change.
343 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
346 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
349 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
351 (thread_through_all_blocks): Call initialize_original_copy_tables
352 and free_original_copy_tables.
353 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
355 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
356 * cfghooks.c (duplicate_block): Use get_loop_copy.
357 * cfg.c: Include cfgloop.h.
358 (loop_copy): New hash table.
359 (initialize_original_copy_tables): Initialize loop_copy table.
360 (free_original_copy_tables): Free loop_copy table.
361 (copy_original_table_clear, copy_original_table_set,
362 set_loop_copy, get_loop_copy): New functions.
363 (set_bb_original, set_bb_copy): Use copy_original_table_set.
364 * cfgloop.h (struct loop): Remove copy field.
365 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
366 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
368 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
370 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
373 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
375 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
376 __builtin_ia32_vec_set_v2di with MASK_64BIT.
378 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
381 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
382 * targhooks.h (default_mangle_decl_assembler_name): Declare
384 * targhooks.c (default_mangle_decl_assembler_name): Define
386 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
388 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
389 * langhooks.c (lhd_set_decl_assembler_name): Call
390 targetm.mangle_decl_assembler_name for names with global scope.
392 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
394 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
395 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
397 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
398 New. Factored out of i386_pe_encode_section_info.
399 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
400 Move check for prior decoration of stdcall
401 symbols to i386_pe_encode_section_info.
402 (i386_pe_encode_section_info): Adjust call to
403 gen_stdcall_or_fastcall_suffix. Use
404 i386_pe_maybe_mangle_decl_assembler_name, if needed.
405 (i386_pe_mangle_decl_assembler_name): New. Wrap
406 i386_pe_maybe_mangle_decl_assembler_name.
408 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
410 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
411 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
412 * langhooks.c (get_signed_or_unsigned_type): Don't check for
413 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
414 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
417 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
418 Nigel Stephens <nigel@mips.com>
419 Richard Sandiford <richard@codesourcery.com>
421 Fix up MIPS16 hard float and add support for complex.
423 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
424 (TARGET_SOFT_FLOAT_ABI): New.
425 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
426 __mips_soft_float to reflect the ABI in use, not whether the
427 FPU is directly accessible (e.g., in MIPS16 mode).
428 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
429 (UNITS_PER_FPVALUE): Likewise.
431 * config/mips/mips.c (mips_expand_call): Remove redundant
433 (mips_arg_regno): New.
434 (function_arg_advance): When setting bits in cum->fp_code for
435 MIPS16, don't subtract 1 from cum->arg_number, since it is now
437 (function_arg): Use mips_arg_regno.
438 (mips_return_mode_in_fpr_p): New.
439 (mips16_call_stub_mode_suffix): New.
440 (mips16_cfun_returns_in_fpr_p): New.
441 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
442 (mips_output_function_prologue): Test mips16_hard_float, not
443 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
444 (mips_expand_epilogue): Call MIPS16 helper routines to copy
445 return value into a floating-point register.
446 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
447 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
448 (mips16_fp_args): Handle MIPS32r2 ISA which supports
449 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
450 word of double arguments from or to the high bits of 64-bit
451 floating point registers.
452 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
453 (mips16_fpret_double): New helper function.
454 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
455 support for complex modes. Fill in DECL_RESULT for stubdecl.
456 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
458 * config/mips/mips16.S
459 (RET, ARG1, ARG2): New.
460 (MERGE_GPRf, MERGE_GPRt): New.
461 (DELAYt, DELAYf): New.
462 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
463 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
464 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
465 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
466 (SFOP): Renamed to...
467 (OPSF3): This, and macro-ified. Updated all uses.
468 (SFOP2): Renamed to...
469 (OPSF2): This, and macro-ified. Updated all uses.
470 (SFCMP): Renamed to...
471 (CMPSF): This, and macro-ified. Updated all uses.
472 (SFREVCMP): Renamed to...
473 (REVCMPSF): This, and macro-ified. Updated all uses.
474 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
475 (LDDBL1, LDDBL2, RETDBL): Deleted.
476 (DFOP): Renamed to...
477 (OPDF3): This, and macro-ified. Updated all uses.
478 (DFOP2): Renamed to...
479 (OPDF2): This, and macro-ified. Updated all uses.
480 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
481 (DFCMP): Renamed to...
482 (CMPDF): This, and macro-ified. Updated all uses.
483 (DFREVCMP): Renamed to...
484 (REVCMPDF): This, and macro-ified. Updated all uses.
485 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
487 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
488 (__mips16_ret_sc, __mips16_ret_dc): New.
489 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
490 STUB_ARGS_6, STUB_ARGS_10): New.
491 (CALL_STUB_NO_RET): New.
492 (__mips16_call_stub_1): Macro-ified.
493 (__mips16_call_stub_5): Macro-ified.
494 (__mips16_call_stub_2): Macro-ified.
495 (__mips16_call_stub_6): Macro-ified.
496 (__mips16_call_stub_9): Macro-ified.
497 (__mips16_call_stub_10): Macro-ified.
498 (CALL_STUB_RET): New.
499 (__mips16_call_stub_sf_0): Macro-ified.
500 (__mips16_call_stub_sf_1): Macro-ified.
501 (__mips16_call_stub_sf_5): Macro-ified.
502 (__mips16_call_stub_sf_2): Macro-ified.
503 (__mips16_call_stub_sf_6): Macro-ified.
504 (__mips16_call_stub_sf_9): Macro-ified.
505 (__mips16_call_stub_sf_10): Macro-ified.
506 (__mips16_call_stub_df_0): Macro-ified.
507 (__mips16_call_stub_df_1): Macro-ified.
508 (__mips16_call_stub_df_5): Macro-ified.
509 (__mips16_call_stub_df_2): Macro-ified.
510 (__mips16_call_stub_df_6): Macro-ified.
511 (__mips16_call_stub_df_9): Macro-ified.
512 (__mips16_call_stub_df_10): Macro-ified.
513 (__mips16_call_stub_sc_0): New.
514 (__mips16_call_stub_sc_1): New.
515 (__mips16_call_stub_sc_5): New.
516 (__mips16_call_stub_sc_2): New.
517 (__mips16_call_stub_sc_6): New.
518 (__mips16_call_stub_sc_9): New.
519 (__mips16_call_stub_sc_10): New.
520 (__mips16_call_stub_dc_0): New.
521 (__mips16_call_stub_dc_1): New.
522 (__mips16_call_stub_dc_5): New.
523 (__mips16_call_stub_dc_2): New.
524 (__mips16_call_stub_dc_6): New.
525 (__mips16_call_stub_dc_9): New.
526 (__mips16_call_stub_dc_10): New.
528 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
529 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
530 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
532 2007-05-23 Ian Lance Taylor <iant@google.com>
534 * doc/invoke.texi (Invoking GCC): Document that the order of the
537 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
540 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
541 * config/score/predicate.md (const_pow2, const_npow2): Remove.
542 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
546 * config/score/score.c (score_print_operand): Make sure that only
549 2007-05-22 Ian Lance Taylor <iant@google.com>
551 * tree-vrp.c (avoid_overflow_infinity): New static function,
552 broken out of set_value_range_to_value.
553 (set_value_range_to_value): Call avoid_overflow_infinity.
554 (extract_range_from_assert): Likewise.
556 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
559 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
560 change the type before looking for a COMPOUND_EXPR.
562 2007-05-22 Ian Lance Taylor <iant@google.com>
564 * lower-subreg.c (decompose_multiword_subregs): If we change an
565 insn, call remove_retval_note on it.
567 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
569 * regs.h (end_hard_regno): New function.
570 (END_HARD_REGNO, END_REGNO): New macros.
571 (add_to_hard_reg_set): New function.
572 (remove_from_hard_reg_set): Likewise.
573 (in_hard_reg_set_p): Likewise.
574 (overlaps_hard_reg_set_p): Likewise.
575 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
576 (note_btr_set): Use END_HARD_REGNO.
577 * caller-save.c (setup_save_areas): Use end_hard_regno.
578 (mark_set_regs): Use END_HARD_REGNO.
579 (add_stored_regs): Use end_hard_regno.
580 (mark_referenced_regs): Use add_to_hard_reg_set.
581 * combine.c (update_table_tick): Use END_REGNO.
582 (record_value_for_reg): Likewise.
583 (record_dead_and_set_regs): Likewise.
584 (get_last_value_validate): Likewise.
585 (use_crosses_set_p): Likewise.
586 (reg_dead_at_p_1): Likewise.
587 (reg_dead_at_p): Likewise.
588 (mark_used_regs_combine): Use add_to_hard_reg_set.
589 (move_deaths): Use END_HARD_REGNO.
590 (reg_bitfield_target_p): Use end_hard_regno.
591 (distribute_notes): Use END_HARD_REGNO.
592 * cse.c (mention_regs): Use END_REGNO.
593 (insert): Use add_to_hard_reg_set.
594 (invalidate): Use END_HARD_REGNO.
595 (invalidate_for_call): Likewise.
596 (exp_equiv_p): Use END_REGNO.
597 (cse_insn): Likewise.
598 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
599 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
600 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
601 * function.c (keep_stack_depressed): Use end_hard_regno.
602 * global.c (global_alloc): Use end_hard_regno.
603 (global_conflicts): Use add_to_hard_reg_set instead of
605 (find_reg): Likewise.
606 (mark_reg_store): Likewise.
607 (mark_reg_conflicts): Likewise.
608 (mark_reg_death): Use remove_from_hard_reg_set.
609 (mark_reg_live_nc): Delete.
610 (set_preference): Use end_hard_regno.
611 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
612 remove_from_hard_reg_set.
613 (post_mark_life): Use add_to_hard_reg_set.
614 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
615 (reg_becomes_live): Use add_to_hard_reg_set.
616 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
617 (peep2_find_free_register): Use add_to_hard_reg_set.
618 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
619 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
620 * regrename.c (note_sets): Use add_to_hard_reg_set.
621 (clear_dead_regs): Use remove_from_hard_reg_set.
622 (regrename_optimize): Use add_to_hard_reg_set.
623 (find_oldest_value_reg): Use in_hard_reg_set_p.
624 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
625 (hard_reg_set_here_p): Use end_hard_regno.
626 (decompose): Likewise.
627 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
628 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
629 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
630 (mark_home_live): Use end_hard_regno.
631 (spill_hard_reg): Likewise.
632 (clear_reload_reg_in_use): Likewise.
633 * reorg.c (delete_prior_computation): Use END_REGNO.
634 * resource.c (update_live_status): Use END_HARD_REGNO.
635 (mark_referenced_resources): Use add_to_hard_reg_set.
636 (mark_set_resources): Likewise.
637 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
638 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
639 (reg_overlap_mentioned_p): Likewise.
640 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
641 (covers_regno_no_parallel_p): Use END_REGNO.
642 (find_regno_note): Likewise.
643 (find_reg_fusage): Use END_HARD_REGNO.
644 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
645 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
647 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
649 * mode-switching.c (reg_dies): Change type of second argument to
651 (optimize_mode_switching): Update accordingly.
653 2007-05-22 Richard Sandiford <richard@codesourcery.com>
655 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
657 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
658 (hard_reg_set_empty_p): ...these new functions.
659 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
660 GO_IF_HARD_REG_SUBSET.
661 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
662 instead of GO_IF_HARD_REG_EQUAL.
663 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
664 instead of GO_IF_HARD_REG_EQUAL.
665 * global.c (find_reg): Use hard_reg_set_empty_p instead of
666 GO_IF_HARD_REG_SUBSET.
667 (modify_reg_pav): Use hard_reg_set_empty_p instead of
668 GO_IF_HARD_REG_EQUAL.
669 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
670 of GO_IF_HARD_REG_SUBSET.
671 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
672 instead of GO_IF_HARD_REG_EQUAL.
673 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
674 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
675 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
676 of GO_IF_HARD_REG_SUBSET,
677 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
678 GO_IF_HARD_REG_SUBSET.
679 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
680 instead of GO_IF_HARD_REG_EQUAL.
681 * config/sh/sh.c (push_regs, calc_live_regs): Use
682 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
683 (hard_regs_intersect_p): Delete.
685 2007-05-22 Janis Johnson <janis187@us.ibm.com>
687 * doc/sourcebuild.texi (Test Directives) Add dg-message.
689 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
690 Richard Henderson <rth@redhat.com>
692 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
694 (x86_64-*-*): Likewise.
696 * i386/i386-modes.def (V2QI): New.
698 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
700 (override_options): Support SSE4.1.
701 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
702 (IX86_BUILTIN_BLENDPS): Likewise.
703 (IX86_BUILTIN_BLENDVPD): Likewise.
704 (IX86_BUILTIN_BLENDVPS): Likewise.
705 (IX86_BUILTIN_PBLENDVB128): Likewise.
706 (IX86_BUILTIN_PBLENDW128): Likewise.
707 (IX86_BUILTIN_DPPD): Likewise.
708 (IX86_BUILTIN_DPPS): Likewise.
709 (IX86_BUILTIN_INSERTPS128): Likewise.
710 (IX86_BUILTIN_MOVNTDQA): Likewise.
711 (IX86_BUILTIN_MPSADBW128): Likewise.
712 (IX86_BUILTIN_PACKUSDW128): Likewise.
713 (IX86_BUILTIN_PCMPEQQ): Likewise.
714 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
715 (IX86_BUILTIN_PMAXSB128): Likewise.
716 (IX86_BUILTIN_PMAXSD128): Likewise.
717 (IX86_BUILTIN_PMAXUD128): Likewise.
718 (IX86_BUILTIN_PMAXUW128): Likewise.
719 (IX86_BUILTIN_PMINSB128): Likewise.
720 (IX86_BUILTIN_PMINSD128): Likewise.
721 (IX86_BUILTIN_PMINUD128): Likewise.
722 (IX86_BUILTIN_PMINUW128): Likewise.
723 (IX86_BUILTIN_PMOVSXBW128): Likewise.
724 (IX86_BUILTIN_PMOVSXBD128): Likewise.
725 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
726 (IX86_BUILTIN_PMOVSXWD128): Likewise.
727 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
728 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
729 (IX86_BUILTIN_PMOVZXBW128): Likewise.
730 (IX86_BUILTIN_PMOVZXBD128): Likewise.
731 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
732 (IX86_BUILTIN_PMOVZXWD128): Likewise.
733 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
734 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
735 (IX86_BUILTIN_PMULDQ128): Likewise.
736 (IX86_BUILTIN_PMULLD128): Likewise.
737 (IX86_BUILTIN_ROUNDPD): Likewise.
738 (IX86_BUILTIN_ROUNDPS): Likewise.
739 (IX86_BUILTIN_ROUNDSD): Likewise.
740 (IX86_BUILTIN_ROUNDSS): Likewise.
741 (IX86_BUILTIN_PTESTZ): Likewise.
742 (IX86_BUILTIN_PTESTC): Likewise.
743 (IX86_BUILTIN_PTESTNZC): Likewise.
744 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
745 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
746 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
747 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
748 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
750 (bdesc_sse_3arg): Likewise.
751 (bdesc_2arg): Likewise.
752 (bdesc_1arg): Likewise.
753 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
755 (ix86_expand_sse_4_operands_builtin): New.
756 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
757 smaller than 8 bits as the 2nd arg.
758 (ix86_expand_sse_ptest): New.
759 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
760 (ix86_expand_vector_set): Support SSE4.1.
761 (ix86_expand_vector_extract): Likewise.
763 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
764 __SSE4_1__ for -msse4.1.
766 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
767 (UNSPEC_INSERTPS): Likewise.
768 (UNSPEC_DP): Likewise.
769 (UNSPEC_MOVNTDQA): Likewise.
770 (UNSPEC_MPSADBW): Likewise.
771 (UNSPEC_PHMINPOSUW): Likewise.
772 (UNSPEC_PTEST): Likewise.
773 (UNSPEC_ROUNDP): Likewise.
774 (UNSPEC_ROUNDS): Likewise.
776 * config/i386/i386.opt (msse4.1): New for SSE4.1.
778 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
779 (const_pow2_1_to_32768_operand): Likewise.
781 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
784 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
786 (sse4_1_insertps): Likewise.
787 (*sse4_1_extractps): Likewise.
788 (sse4_1_ptest): Likewise.
789 (sse4_1_mulv2siv2di3): Likewise.
790 (*sse4_1_mulv4si3): Likewise.
791 (*sse4_1_smax<mode>3): Likewise.
792 (*sse4_1_umax<mode>3): Likewise.
793 (*sse4_1_smin<mode>3): Likewise.
794 (*sse4_1_umin<mode>3): Likewise.
795 (sse4_1_eqv2di3): Likewise.
796 (*sse4_1_pinsrb): Likewise.
797 (*sse4_1_pinsrd): Likewise.
798 (*sse4_1_pinsrq): Likewise.
799 (*sse4_1_pextrb): Likewise.
800 (*sse4_1_pextrb_memory): Likewise.
801 (*sse4_1_pextrw_memory): Likewise.
802 (*sse4_1_pextrq): Likewise.
803 (sse4_1_blendpd): Likewise.
804 (sse4_1_blendps): Likewise.
805 (sse4_1_blendvpd): Likewise.
806 (sse4_1_blendvps): Likewise.
807 (sse4_1_dppd): Likewise.
808 (sse4_1_dpps): Likewise.
809 (sse4_1_movntdqa): Likewise.
810 (sse4_1_mpsadbw): Likewise.
811 (sse4_1_packusdw): Likewise.
812 (sse4_1_pblendvb): Likewise.
813 (sse4_1_pblendw): Likewise.
814 (sse4_1_phminposuw): Likewise.
815 (sse4_1_extendv8qiv8hi2): Likewise.
816 (*sse4_1_extendv8qiv8hi2): Likewise.
817 (sse4_1_extendv4qiv4si2): Likewise.
818 (*sse4_1_extendv4qiv4si2): Likewise.
819 (sse4_1_extendv2qiv2di2): Likewise.
820 (*sse4_1_extendv2qiv2di2): Likewise.
821 (sse4_1_extendv4hiv4si2): Likewise.
822 (*sse4_1_extendv4hiv4si2): Likewise.
823 (sse4_1_extendv2hiv2di2): Likewise.
824 (*sse4_1_extendv2hiv2di2): Likewise.
825 (sse4_1_extendv2siv2di2): Likewise.
826 (*sse4_1_extendv2siv2di2): Likewise.
827 (sse4_1_zero_extendv8qiv8hi2): Likewise.
828 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
829 (sse4_1_zero_extendv4qiv4si2): Likewise.
830 (*sse4_1_zero_extendv4qiv4si2): Likewise.
831 (sse4_1_zero_extendv2qiv2di2): Likewise.
832 (*sse4_1_zero_extendv2qiv2di2): Likewise.
833 (sse4_1_zero_extendv4hiv4si2): Likewise.
834 (*sse4_1_zero_extendv4hiv4si2): Likewise.
835 (sse4_1_zero_extendv2hiv2di2): Likewise.
836 (*sse4_1_zero_extendv2hiv2di2): Likewise.
837 (sse4_1_zero_extendv2siv2di2): Likewise.
838 (*sse4_1_zero_extendv2siv2di2): Likewise.
839 (sse4_1_roundpd): Likewise.
840 (sse4_1_roundps): Likewise.
841 (sse4_1_roundsd): Likewise.
842 (sse4_1_roundss): Likewise.
843 (mulv4si3): Don't expand for SSE4.1.
844 (smax<mode>3): Likewise.
845 (umaxv4si3): Likewise.
846 (uminv16qi3): Likewise.
847 (umin<mode>3): Likewise.
848 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
850 * doc/extend.texi: Document SSE4.1 built-in functions.
852 * doc/invoke.texi: Document -msse4.1.
854 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
856 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
857 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
858 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
859 (ASM_SPEC): Add asm_pcrel_spec.
860 (EXTRA_SPECS): Add asm_pcrel_spec.
862 2007-05-21 David Daney <ddaney@avtrex.com>
864 * doc/install.texi (Building a cross compiler): Add requirements
865 for Java cross compiler.
867 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
870 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
871 Add loopno argument. Use evolution_function_is_invariant_rec_p
872 instead of evolution_function_is_constant_p.
873 Update calls to evolution_function_is_affine_multivariate_p.
874 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
876 * tree-scalar-evolution.c (gather_chrec_stats): Call
877 evolution_function_is_affine_multivariate_p with a loop
879 * tree-data-ref.c (analyze_miv_subscript): Likewise.
880 (analyze_overlapping_iterations): Likewise.
881 (access_functions_are_affine_or_constant_p): Likewise.
882 (build_classic_dist_vector_1): If the access functions
883 are equal, don't do anything.
885 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
886 Paolo Carlini <pcarlini@suse.de>
887 Uros Bizjak <ubizjak@gmail.com>
889 * c-cppbuiltin.c (c_cpp_builtins): Define
890 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
891 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
892 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
893 * doc/cpp.texi ([Standard Predefined Macros]): Document.
895 2007-05-21 Mike Stump <mrs@apple.com>
897 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
899 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
901 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
904 implementation if __OPTIMIZE__ is not defined.
905 (_mm_alignr_pi8): Ditto.
906 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
907 (_mm_inserti_si64): Ditto.
908 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
909 (_mm_slli_epi16): Ditto.
910 (_mm_slli_epi32): Ditto.
911 (_mm_slli_epi64): Ditto.
912 (_mm_srai_epi16): Ditto.
913 (_mm_srai_epi32): Ditto.
914 (_mm_srli_si128): Ditto.
915 (_mm_slli_si128): Ditto.
916 (_mm_srli_epi16): Ditto.
917 (_mm_srli_epi32): Ditto.
918 (_mm_srli_epi64): Ditto.
919 (_mm_extract_epi16): Ditto.
920 (_mm_insert_epi16): Ditto.
921 (_mm_shufflehi_epi16): Ditto.
922 (_mm_shufflelo_epi16): Ditto.
923 (_mm_shuffle_epi32): Ditto.
924 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
926 (_mm_insert_pi16): Ditto.
928 (_mm_shuffle_pi16): Ditto.
930 (_mm_shufle_ps): Ditto.
931 (_mm_prefetch): Ditto.
933 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
935 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
936 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
937 * real.c (encode_i370_single, decode_i370_single,
938 encode_i370_double, decode_i370_double): Functions removed.
939 (i370_single_format, i370_double_format): Initializations removed.
940 (real_maxval, round_for_format, exact_real_truncate, significand_size):
941 Consider the log2_b field to always be one.
942 (ieee_single_format, mips_single_format, coldfire_single_format,
943 ieee_double_format, mips_double_format, coldfire_double_format,
944 ieee_extended_motorola_format, ieee_extended_intel_96_format,
945 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
946 ibm_extended_format, mips_extended_format, ieee_quad_format,
947 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
948 decimal_single_format, decimal_double_format, decimal_quad_format,
949 c4x_single_format, c4x_extended_format, real_internal_format): Remove
950 initialization of log2_b.
951 * real.h (i370_single_format, i370_double_format): Declarations removed.
952 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
953 field to always be one.
955 2007-05-21 Andreas Schwab <schwab@suse.de>
957 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
958 NOTE_INSN_BASIC_BLOCK_P.
959 (process_for_unwind_directive): Likewise.
961 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
963 * builtins.c (expand_builtin_setjmp_setup): Update comment.
964 * function.h (struct function): Move va_list_gpr_size,
965 va_list_fpr_size, function_frequency to front of bitfields. Add
967 (current_function_calls_unwind_init): New.
968 * except.c (expand_builtin_unwind_init): Set
969 current_function_calls_unwind_init not
970 current_function_has_nonlocal_label.
971 * reload1.c (has_nonexceptional_receiver): New.
972 (reload): Use it and current_function_calls_unwind_init to
973 determine whether call-saved regs must be saved.
975 2007-05-20 Jan Hubicka <jh@suse.cz>
977 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
978 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
979 * ddg.c (create_ddg): LIkewise.
980 * final.c (final): Remove hunk moving line numbernotes around since
981 they are no longer present at this stage.
982 (final_scan_insn): Use NOTE_KIND instead of
983 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
984 (output_asm_label): Likewise.
985 * reorg.c (dbr_schedule): Likewise.
986 * haifa-sched.c (unlink_other_notes): Likewise.
987 * mode-switching.c (optimize_mode_switching): Likewise.
988 * graph.c (start_bb): Likewise.
989 * rtl.def (NOTE): Update description.
990 * jump.c (squeeze_notes): Delete.
991 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
992 NOTE_INSN_BASIC_BLOCK_P when possible.
993 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
994 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
995 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
996 (dwarf2out_var_location): Likewise.
997 * cfgbuild.c (make_edges): Likewise.
998 (find_basic_blocks_1): Likewise.
999 * function.c (reorder_blocks_1): Likewise.
1000 (epilogue_done): Likewise.
1001 (reposition_prologue_and_epilogue_notes): Likewise.
1002 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1004 (print_rtl): Likewise.
1005 (print_rtl_single): Likewise.
1006 * gcse.c (insert_insn_start_bb): Likewise.
1007 * alias.c (init_alias_analysis): Likewise.
1008 * calls.c (fixup_tail_calls): Likewise.
1009 * except.c (sjlj_emit_function_enter): Likewise.
1010 * emit-rtl.c (add_insn_after): Likeiwse.
1011 (emit_label_before): Likewise.
1012 (emit_label_after): Likewise.
1013 (emit_note_before, emit_note_after, emit_note): Update
1014 parameter to be enum insn_note; do not deal with source
1016 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1017 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1019 (merge_blocks_move_successor_nojumps): Simplify now when
1020 we don't have BLOCK notes.
1021 (try_optimize_cfg): Likewise.
1022 * cfglayout.c (skip_insns_after_block): Likewise.
1023 (record_effective_endpoints): Likewise.
1024 (duplicate_insn_chain): Likewise.
1025 * varasm.c (output_constant_pool_1): Likewise.
1026 * sched-deps.c (sched_analyze): Likewise.
1027 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1029 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1030 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1031 (SET_INSN_DELETED): Simplify.
1032 (NOTE_LINE_NUMBER): Exterminate.
1033 (NOTE_LINE_KIND): New.
1034 (NOTE_INSN_BASIC_BLOCK_P): Update.
1035 (enum insn_note): Simplify.
1036 (GET_NOTE_INSN_NAME) Simplify.
1037 (emit_note_before, emit_note_after, emit_note): Update prototype.
1038 (squeeze_notes): Remove.
1039 * sched-int.h (NOTE_NOT_BB_P): Update.
1040 * resource.c (mark_target_live_regs): Update.
1041 * sched-rgn.c (debug_dependencies): Update.
1042 * sched-vis.c (print_insn): Update.
1043 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1044 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1045 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1046 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1047 (split_branches): Update.
1048 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1050 (sh_adjust_unroll_max): Exterminate.
1051 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1052 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1053 (m68hc11_reorg): Likewise.
1054 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1055 (emit_predicate_relation_info): Update.
1056 (process_for_unwind_directive): Update.
1057 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1058 (output_call): Update.
1059 * config/pa/pa.c (output_lbranch): Update.
1060 (output_millicode_call): Update.
1061 (output_call): Update.
1062 (pa_combine_instructions): Update.
1063 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1064 * config/bfin/bfin.c (gen_one_bundle): Update.
1065 * cfgrtl.c (can_delete_note_p): Update.
1066 (delete_insn): Update.
1067 (rtl_merge_blocks): Update.
1068 (commit_one_edge_insertion): Update.
1069 (rtl_verify_flow_info): Update.
1070 * stmt.c (expand_case): Do not call squeeze_notes.
1072 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1079 * c.opt (Wtype-limits): New.
1080 * doc/invoke.texi (Wtype-limits): Document it.
1081 (Wextra): Enabled by -Wextra.
1082 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1083 * c-common.c (shorten_compare): Warn with Wtype-limits.
1085 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1087 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1088 inlined function, not as a macro.
1089 (_mm_alignr_pi8): Ditto.
1090 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1091 (_mm_inserti_si64): Ditto.
1092 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1093 (_mm_extract_epi16): Ditto.
1094 (_mm_insert_epi16): Ditto.
1095 (_mm_shufflehi_epi16): Ditto.
1096 (_mm_shufflelo_epi16): Ditto.
1097 (_mm_shuffle_epi32): Ditto.
1098 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1099 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1101 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1103 (_m_to_float): Use C89 compatible assignment.
1105 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1108 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1110 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1113 * doc/invoke.texi (Wreturn-type): Complete description.
1114 (Wextra): Delete item about return-type warning.
1115 * c-decl.c: Delete redundant Wextra warning.
1117 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1120 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1121 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1122 inlined function, not as a macro.
1123 (_mm_prefetch): Ditto.
1125 (_mm_insert_pi16): Ditto.
1127 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1128 (_m_pshufw): Ditto. Add const to __N argument.
1129 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1130 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1131 (_mm_slli_epi32): Ditto.
1132 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1133 Add __inline to function declaration.
1134 (_mm_slli_si128): Ditto.
1136 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1139 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1141 (struct fenv): New structure.
1142 (FP_HANDLE_EXCEPTIONS): New define.
1143 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1144 (_FP_DECL_EXP): New define.
1145 (FP_INIT_ROUNDMODE): New define.
1146 (FP_ROUNDMODE): New define.
1148 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1150 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1151 (Wconversion): Update description.
1152 (Wconversion-sign): New.
1153 * c.opt (Wconversion-sign): New.
1154 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1155 means disabled for C++. Otherwise, take the status of Wconversion.
1156 * c-common.c (conversion_warning): Warn with either Wconversion or
1158 (warnings_for_convert_and_check): Conditions are already checked by
1160 (convert_and_check): Don't check warnings if the conversion failed.
1162 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1163 Anatoly Sokolov <aesok@dol.ru>
1165 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1166 avr_epilogue_uses) : Add declaration.
1167 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1168 * config/avr/constraints.md (R): New constraint.
1169 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1170 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1171 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1172 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1173 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1174 call_prologue_saves, epilogue_restores, return_from_epilogue,
1175 return_from_main_epilogue, return_from_interrupt_epilogue,
1176 return_from_naked_epilogue, prologue, epilogue): New patterns.
1177 (jump): Handle symbol reference.
1178 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1179 avr_output_function_prologue, avr_output_function_epilogue): Remove
1181 (avr_init_machine_status, expand_prologue, expand_epilogue,
1182 avr_asm_function_end_prologue, avr_epilogue_uses,
1183 avr_asm_function_begin_epilogue): New functions.
1184 (prologue_size, epilogue_size, jump_tables_size): Remove global
1186 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1187 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1188 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1189 (avr_override_options): Initialise init_machine_status.
1190 (output_movhi): Handle all stack pointer loads.
1191 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1192 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1193 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1194 (EPILOGUE_USES) Redefine.
1195 (machine_function) Declare.
1197 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1199 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1200 Use a single return statement.
1202 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1205 * builtins.c (do_mpfr_lgamma_r): New.
1206 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1207 * tree.h (CASE_FLT_FN_REENT): New.
1209 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1211 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1212 (output_die): Use 'unsigned long' with %x.
1213 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1214 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1215 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1217 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1219 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1224 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1225 true if function has no argument.
1227 2007-05-18 DJ Delorie <dj@redhat.com>
1229 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1230 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1232 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1234 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1235 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1236 count_trailing_zeros.
1237 (__i386__): Implement count_leading_zeros using __builtin_clz().
1238 Implement count_trailing_zeros usign __builtin_ctz().
1240 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1242 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1244 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1247 * expr.c (emit_move_change_mode): Change mode of push operands here.
1249 2007-05-17 Ian Lance Taylor <iant@google.com>
1251 PR tree-optimization/31953
1252 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1254 (set_value_range_to_null): Call set_value_range_to_value.
1255 (extract_range_from_comparison): Likewise.
1257 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1259 * toplev.c (print_version): Output GMP/MPFR version info.
1261 * builtins.c (CASE_MATHFN_REENT): New macro.
1262 (mathfn_built_in): Use it.
1263 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1264 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1265 BUILT_IN_LGAMMAL_R): New.
1266 * doc/extend.texi: Document new builtins.
1269 * builtins.c (do_mpfr_remquo): New.
1270 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1271 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1274 * builtins.c (fold_builtin_1): Handle y0, y1.
1275 (fold_builtin_2): Handle yn.
1278 * builtins.c (do_mpfr_bessel_n): New.
1279 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1280 (fold_builtin_2): Handle BUILT_IN_JN.
1282 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1285 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1286 TYPE_PRECISION (intmax_type_node).
1288 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1291 * reload.c (subst_reloads): Remove checking.
1293 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1295 PR rtl-optimization/31691
1296 * combine.c (simplify_set): Build a new src pattern instead of
1297 substituting its operands in the COMPARE case.
1299 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1301 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1302 (execute_vrp): Preserve loops through jump threading.
1303 * tree-ssa-threadupdate.c (thread_single_edge,
1304 dbds_continue_enumeration_p, determine_bb_domination_status,
1305 thread_through_loop_header): New functions.
1306 (create_edge_and_update_destination_phis,
1307 create_edge_and_update_destination_phis): Set loops for the new blocks.
1308 (prune_undesirable_thread_requests): Removed.
1309 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1311 (thread_block): Do not call prune_undesirable_thread_requests.
1313 (mark_threaded_blocks): Select edges to thread here.
1314 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1315 Thread edges through loop headers independently.
1316 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1317 * tree-pass.h (TODO_mark_first_instance): New.
1318 (first_pass_instance): Declare.
1319 * cfghooks.c (duplicate_block): Put the block to the original loop
1320 if copy is not specified.
1321 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1322 jump threading. Pass may_peel_loop_headers to
1323 thread_through_all_blocks according to first_pass_instance.
1324 * cfgloop.h (create_preheader): Declare.
1325 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1326 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1327 * passes.c (first_pass_instance): New variable.
1328 (next_pass_1): Set TODO_mark_first_instance.
1329 (execute_todo): Set first_pass_instance.
1331 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1333 PR tree-optimization/24659
1334 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1335 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1336 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1337 OTI_vec_pack_ufix_trunc.
1338 (vec_unpacks_float_hi_optab): Define new macro.
1339 (vec_unpacks_float_lo_optab): Ditto.
1340 (vec_unpacku_float_hi_optab): Ditto.
1341 (vec_unpacku_float_lo_optab): Ditto.
1342 (vec_pack_sfix_trunc_optab): Ditto.
1343 (vec_pack_ufix_trunc_optab): Ditto.
1344 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1345 and vec_pack_[s|u]fix_trunc_optab using
1346 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1347 * tree-vectorizer.c (supportable_widening_operation): Handle
1348 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1349 (supportable_narrowing_operation): New function.
1350 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1351 * tree-vect-transform.c (vectorizable_conversion): Handle
1352 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1353 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1354 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1355 to check for target support.
1356 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1357 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1358 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1359 for VEC_PACK_FIX_TRUNC_EXPR.
1360 (expand_binop): Special case mode of the result for
1361 vec_pack_[u|s]fix_trunc_optab.
1362 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1363 vec_pack_[u|s]fix_trunc_optab.
1365 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1366 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1367 * tree-pretty-print.c (dump_generic_node): Handle
1368 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1369 VEC_PACK_FIX_TRUNC_EXPR.
1371 * expr.c (expand_expr_real_1): Ditto.
1372 * tree-inline.c (estimate_num_insns_1): Ditto.
1373 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1375 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1376 (vec_unpacks_float_lo_v8hi): Ditto.
1377 (vec_unpacku_float_hi_v8hi): Ditto.
1378 (vec_unpacku_float_lo_v8hi): Ditto.
1379 (vec_unpacks_float_hi_v4si): Ditto.
1380 (vec_unpacks_float_lo_v4si): Ditto.
1381 (vec_pack_sfix_trunc_v2df): Ditto.
1383 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1385 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1386 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1387 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1388 [vec_pack_ufix_trunc]: Ditto.
1389 [vec_unpacks_float_hi]: Ditto.
1390 [vec_unpacks_float_lo]: Ditto.
1391 [vec_unpacku_float_hi]: Ditto.
1392 [vec_unpacku_float_lo]: Ditto.
1394 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1396 * soft-fp/README: Update for new files.
1397 * soft-fp/floattisf.c: New file.
1398 * soft-fp/floattidf.c: New file.
1399 * soft-fp/floattitf.c: New file.
1400 * soft-fp/floatuntisf.c: New file.
1401 * soft-fp/floatuntidf.c: New file.
1402 * soft-fp/floatuntitf.c: New file.
1403 * soft-fp/fixsfti.c: New file.
1404 * soft-fp/fixdfti.c: New file.
1405 * soft-fp/fixtfti.c: New file.
1406 * soft-fp/fixunssfti.c: New file.
1407 * soft-fp/fixunsdfti.c: New file.
1408 * soft-fp/fixunstfti.c: New file.
1409 * soft-fp/extendxftf.c: New file.
1410 * soft-fp/trunctfxf.c: New file.
1412 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1413 (__trunctfxf2): Ditto.
1415 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1416 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1417 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1418 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1419 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1420 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1422 * config/i386/t-fprules-softfp64: New file.
1423 * config/i386/sfp-machine.h: New file.
1424 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1425 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1426 and soft-fp/t-softfp to tmake_file.
1427 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1428 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1430 * config/i386/t-linux64 (softfp_wrap_start): New.
1431 (softfp_wrap_end): New.
1432 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1433 supported for TARGET_64BIT.
1435 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1437 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1438 c_common_unsigned_type behavior.
1440 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1442 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1445 2007-05-16 Eric Christopher <echristo@apple.com>
1447 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1448 saving after stack push. Set sp_offset whenever we push.
1449 (rs6000_emit_epilogue): Move altivec register restore before
1452 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1454 * configure.ac: Allow sysroots to be relocated under $prefix as
1455 well as $exec_prefix.
1456 * configure: Regenerate.
1458 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1462 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1464 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1465 (gcc_tooldir): Likewise.
1466 * configure: Regenerate.
1467 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1468 old configure.ac gcc_tooldir setting.
1469 (prefix_to_exec_prefix): New variable.
1470 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1471 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1473 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1475 * c-typeck.c (build_binary_op): Return early for error.
1477 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1479 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1480 struct nb_iter_bound.
1481 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1482 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1483 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1484 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1485 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1486 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1487 (del_scev_info): Use ggc_free.
1488 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1489 * loop-init.c: Include ggc.h.
1490 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1491 (loop_optimizer_finalize): Use ggc_free.
1492 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1493 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1494 pass_iv_optimize): Add TODO_ggc_collect.
1495 * function.h (struct function): Remove skip marker from x_current_loops.
1496 * cfgloop.c: Include ggc.h.
1497 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1499 (establish_preds): Vector superloops is gc allocated.
1500 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1502 (flow_loops_find): Vector larray is gc allocated.
1503 (loop_exit_free): Use ggc_free.
1504 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1505 that head of exits list is now not a part of struct loop.
1506 (record_loop_exits): Allocate exits table in gc memory.
1507 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1508 head of exits list is now not a part of struct loop.
1509 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1510 struct loop_exit): Add GTY marker.
1511 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1512 Add skip marker to aux field. Make head of exits list a separate
1514 (struct loops): Add GTY marker. Make larray vector gc allocated.
1515 Add param marker to exits table.
1516 (get_loops): Type changed.
1517 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1519 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1520 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1521 * basic-block.h (struct basic_block_def): Remove skip marker from
1524 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1526 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1527 of 0 in the call to expand_expr().
1528 (expand_builtin_mathfn_3): Ditto.
1529 (expand_builtin_interclass_mathfn): Ditto.
1530 (expand_builtin_cexpi): Ditto.
1531 (expand_builtin_int_roundingfn): Ditto.
1532 (expand_builtin_int_roundingfn_2): Ditto.
1533 (expand_builtin_pow): Ditto.
1534 (expand_builtin_powi): Ditto.
1535 (expand_builtin_bswap): Ditto.
1536 (expand_builtin_unop): Ditto.
1537 (expand_builtin_fabs): Ditto.
1538 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1539 the call to expand_expr().
1540 (expand_builtin_sync_operation): Ditto.
1541 (expand_builtin_compare_and_swap): Ditto.
1542 (expand_builtin_lock_test_and_set): Ditto.
1543 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1544 instead of 0 in the call to expand_expr().
1545 (expand_builtin_extract_return_addr): Ditto.
1546 (expand_builtin_eh_return): Ditto.
1547 (expand_eh_return): Ditto.
1548 * explow.c (expr_size): Ditto.
1549 * expr.c (optimize_bitfield_assignment_op): Ditto.
1550 (expand_assignement): Ditto.
1551 (store_expr): Ditto.
1552 (store_field): Ditto.
1553 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
1554 the call to expand_expr().
1555 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
1556 in the call to expand_expr().
1557 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
1558 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
1559 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
1561 * optabs.c (expand_vec_shift_expr): Ditto.
1562 (expand_vec_cond_expr): Ditto.
1563 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
1564 call to expand_expr().
1565 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
1566 in the call to expand_expr().
1568 2007-05-14 Dave Korn <dave.korn@artimi.com>
1570 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
1572 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
1574 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
1575 instead of c_common_unsigned_type.
1576 (c_common_unsigned_type): Remove.
1577 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
1578 c_common_unsigned_type.
1579 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
1580 c_common_unsigned_type.
1581 * c-common.h (c_common_unsigned_type): Remove.
1582 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
1583 c_common_unsigned_type.
1584 * c-format.c (check_format_types): Use unsigned_type_for instead of
1585 c_common_unsigned_type.
1586 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1587 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
1588 c_common_unsigned_type.
1589 * convert.c (convert_to_integer): Use unsigned_type_for instead of
1590 lang_hooks.types.unsigned_type.
1591 * expmed.c (make_tree): Use unsigned_type_for instead of
1592 lang_hooks.types.unsigned_type.
1593 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
1594 lang_hooks.types.unsigned_type.
1595 (build_range_check): Likewise.
1596 (fold_unary): Likewise.
1597 (fold_binary): Likewise.
1598 (fold_ternary): Likewise.
1599 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1600 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
1601 * tree.c (get_unsigned_type): New.
1602 (unsigned_type_for): Use get_unsigned_type instead of
1603 lang_hooks.types.unsigned_type.
1605 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
1607 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
1608 to m68k_get_function_kind. Update its prototype.
1609 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
1611 (m68k_interrupt_function_p): Return enum m68k_function_type
1612 instead of bool. Rename to m68k_get_function_kind.
1613 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
1615 (m68k_compute_frame_layout): Don't mark any register for save
1616 if an interrupt_thread attribute is specified.
1617 (m68k_hard_regno_rename_ok): Update a use of
1618 m68k_interrupt_function_p.
1619 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
1620 m68k_interrupt_function_p.
1621 (m68k_function_type): New.
1622 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
1623 for a function with an interrupt_thread attribute.
1624 * doc/extend.texi: Document the interrupt_thread attribute.
1626 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
1628 Fix PR tree-optimization/31911
1629 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
1630 if they didn't change the expression.
1632 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
1634 * tree-scalar-evolution.c (resolve_mixers): Exported.
1635 * tree-scalar-evolution.h (resolve_mixers): Declare.
1636 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
1637 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1638 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
1639 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
1640 init_array_ref, init_pointer_ref, analyze_indirect_ref,
1641 strip_conversion, analyze_offset_expr, address_analysis,
1642 object_analysis, analyze_offset): Removed.
1643 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
1644 split_constant_offset, canonicalize_base_object_address,
1645 object_address_invariant_in_loop_p, disjoint_objects_p,
1646 dr_may_alias_p, dr_address_invariant_p): New functions.
1647 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
1648 and dr_analyze_alias.
1649 (initialize_data_dependence_relation): Use dr_may_alias_p
1650 and object_address_invariant_in_loop_p.
1651 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
1653 (find_data_references_in_stmt): Restrict the analysis of data references
1654 to the given loop nest.
1655 (find_data_references_in_loop): Made static. Pass loop nest to
1656 find_data_references_in_stmt.
1657 (compute_data_dependences_for_loop): Use DR_VOPS.
1658 (free_data_ref): Free DR_VOPS.
1659 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
1660 (struct innermost_loop_behavior): ... new.
1661 (struct base_object_info): Replaced by ...
1662 (struct indices): ... new.
1663 (struct dr_alias): New.
1664 (enum data_ref_type): Removed.
1665 (struct data_reference): Consist of struct innermost_loop_behavior,
1666 struct indices and struct dr_alias.
1667 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
1668 (DR_MEMTAG): Renamed to ...
1669 (DR_SYMBOL_TAG): ... this.
1670 (find_data_references_in_loop): Declaration removed.
1671 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
1672 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
1673 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
1674 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1676 2007-05-13 Revital Eres <eres@il.ibm.com>
1678 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
1679 which walks virtual def-use chains to find redundant stores.
1680 (dse_optimize_stmt): Call it.
1682 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1684 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
1685 * passes.c (init_optimization_passes): Move pass_jump_bypass
1688 * basic-block.h (bb_has_eh_pred): Fix style issue.
1690 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1692 PR rtl-optimization/31848
1693 * loop-invariant.c (move_invariant_reg): If we move an insn
1694 with a REG_EQUAL note, and that insn is not always executed,
1695 remove the REG_EQUAL note.
1697 2007-05-12 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/31797
1700 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1701 propagate into a stmt that has volatile ops.
1703 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1705 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1706 (gcc_tooldir): Likewise.
1707 * configure: Regenerate.
1708 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1709 old configure.ac gcc_tooldir setting.
1710 (prefix_to_exec_prefix): New variable.
1711 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1712 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1714 2007-05-11 Silvius Rus <rus@google.com>
1716 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
1717 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
1718 * c-common.h (strict_aliasing_warning): Change return type.
1719 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
1720 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
1721 (build_c_cast): Condition call to strict_aliasing_warning.
1722 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
1723 * flags.h (set_Wstrict_aliasing): Declare.
1724 * opts.c (set_Wstrict_alising): Define, add call to.
1725 * tree-flow.h (strict_aliasing_warning_backend): Declare.
1726 * tree-ssa-alias-warnings.c: New file.
1727 * tree-ssa-alias.c (compute_may_aliases): Add call to
1728 strict_aliasing_warning_backend.
1730 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
1732 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1733 Use loop_depth and loop_outer accessor functions.
1734 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
1735 determine_invariantness_stmt, move_computations_stmt): Ditto.
1736 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
1737 add_loop, loopify, unloop, fix_loop_structure): Ditto.
1738 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
1739 * tree-scalar-evolution.c (interpret_loop_phi,
1740 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
1741 instantiate_parameters_1, scev_const_prop): Ditto.
1742 * cfghooks.c (make_forwarder_block): Ditto.
1743 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
1744 * modulo-sched.c (loop_canon_p): Ditto.
1745 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
1746 slpeel_can_duplicate_loop_p): Ditto.
1747 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
1748 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1749 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
1750 cancel_loop, verify_loop_structure): Ditto.
1751 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
1752 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
1753 superloops vector instead of "pred" array.
1754 (establish_preds): Take father loop as an argument. Initialize the
1756 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
1757 initialize loop->outer.
1758 (flow_loop_tree_node_remove): Truncate the superloops vector.
1759 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
1760 "pred" merged to "superloops" vector.
1761 (loop_depth, loop_outer): New.
1762 (fel_init): Use loop_outer.
1764 2007-05-11 Jan Hubicka <jh@suse.cz>
1766 * cgraphunit.c: Include gt-cgraphunit.h
1767 (static_ctors, static_dtors): New static vars.
1768 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
1769 based on implementation in c-common.c
1770 (cgraph_finalize_function): Call record_cdtor_fn.
1771 (cgraph_optimize): Call cgraph_build_cdtor_fns.
1772 * decl.c (finish_function): Do not call c_record_cdtor_fn.
1773 (c_write_global_declarations): Do not call c_build_cdtor_fns.
1774 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
1775 build_cdtor, c_build_cdtor_fns): Remove.
1776 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
1777 c_build_cdtor_fns): Remove prototype.
1779 2007-05-11 Paolo Carlini <pcarlini@suse.de>
1782 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
1783 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
1784 * builtins.c (fold_builtin_memchr): New.
1785 (expand_builtin_memchr): Call the latter.
1786 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
1787 * doc/extend.texi ([Other built-in functions provided by GCC]):
1790 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
1792 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
1793 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
1794 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
1795 PFPO_OP1_TYPE_SHIFT): Constants added.
1796 (DFP_ALL): Mode macro defined.
1797 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
1798 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
1799 Insn definitions added.
1800 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
1801 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
1804 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1806 PR tree-optimization/31885
1807 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
1809 (automatically_generated_chrec_p): Return false for NULL.
1811 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1813 * config/bfin/bfin.h (MOVE_RATIO): Define.
1815 2007-05-10 Richard Sandiford <richard@codesourcery.com>
1817 * config.gcc (sparc-wrs-vxworks): New target.
1818 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
1819 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
1820 * config/sparc/sparc.h: Include vxworks-dummy.h.
1821 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
1822 include LABEL_REFs too.
1823 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
1824 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
1826 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
1828 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
1829 (sparc_emit_call_insn): New function.
1830 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
1831 functions when generating VxWorks PIC.
1832 * config/sparc/sparc.md (vxworks_load_got): New pattern.
1833 (call, call_value): Use sparc_emit_call_insn instead of
1836 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1838 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
1840 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1842 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
1843 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
1844 instead of operand_subword.
1846 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1848 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
1849 * config/bfin/bfin.c (bfin_local_alignment): New function.
1850 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
1852 2007-05-08 Chao-ying Fu <fu@mips.com>
1854 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
1855 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
1856 (smsub_widen_optab, umsub_widen_optab): Define.
1857 * optabs.c (init_optabs): Initialize smsub_widen_optab and
1859 * genopinit.c (optabs): Fill in smsub_widen_optab and
1861 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
1862 and umsub_widen_optab to implement multiply-subtract sequences.
1863 * config/mips/mips.md (*msac<u>_di): Rename to...
1864 (<u>msubsidi4): ...this. Extend condition to include
1865 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1866 of operand 0 to "ka" and use the three-operand form of msub<u>
1868 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
1871 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1873 PR rtl-optimization/28011
1874 * reload.c (push_reload): Set dont_share if IN appears in OUT
1875 also when IN is a PLUS rtx.
1876 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
1879 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
1881 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
1882 call unshare_all_decls.
1883 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
1884 (unshare_all_decls): Remove.
1886 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
1889 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
1892 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
1893 Nigel Stephens <nigel@mips.com>
1895 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
1896 Update comments and all uses.
1897 (MIN_FPRS_PER_FMT): Define.
1898 * config/mips/mips.c (function_arg): Fix to correctly handle
1899 the -mips32r2 -mfp64 -mabi=32 case.
1900 (override_options): Enable use of odd-numbered registers for
1901 SFmode values on MIPS32.
1902 (mips_save_reg_p): Save whole floating-point register pair if
1903 either half is used.
1904 (compute_frame_size): Fix comment.
1906 2007-05-08 Jie Zhang <jie.zhang@analog.com>
1908 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
1909 argument of type bool.
1910 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
1911 argument. Safely select temporary P register according to it.
1912 (do_link): Change call site of add_to_reg accordingly.
1913 (do_unlink): Add epilogue_p as a fourth argument and pass it
1915 (expand_interrupt_handler_epilogue): Change call of do_unlink
1917 (bfin_expand_prologue): Add a third argument sibcall_p.
1918 * config/bfin/bfin.md (epilogue): Change call of
1919 bfin_expand_epilogue accordingly.
1920 (sibcall_epilogue): Likewise.
1921 (eh_return_internal): Likewise.
1923 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
1924 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
1925 * config/bfin/bfin.c (bfin_handle_option): Handle
1926 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
1927 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
1928 Support bf534, bf536 and bf561.
1929 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
1931 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
1934 * config/i386/i386.c (ix86_function_regparm): Process local
1935 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
1937 2007-05-07 Mike Stump <mrs@apple.com>
1939 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1940 also checks for and while statements in C++.
1942 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
1944 * gcc.c (at_file_supplied): New variable.
1945 (main): Set it if we expanded argv.
1946 (do_spec_1): Pass an @-file to the linker if we were called with
1947 an @-file argument and HAVE_GNU_LD.
1948 * collect2.c (at_file_supplied): New variable.
1949 (response_file): New variable.
1950 (collect_exit): Unlink response_file if necessary.
1951 (handler): Likewise.
1952 (do_wait): Likewise.
1953 (main): Set at_file_supplied if we expanded argv.
1954 (collect_execute): Pass an @-file to subprocesses if we were called
1955 with an @-file argument.
1956 * configure.ac: Add define for HAVE_GNU_LD.
1957 * configure: Regenerate.
1958 * config.in: Regenerate.
1960 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
1962 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
1968 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
1970 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1971 (TARGET_ENCODE_SECTION_INFO): Re-define.
1972 (m32c_encode_section_info): New
1973 (function_vector_handler): New
1974 (current_function_special_page_vector): New
1975 (m32c_special_page_vector_p): New.
1976 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
1978 * config/m32c/jump.md: Added instruction JSRS for functions
1979 with attribute "function_vector".
1980 * doc/extend.texi (function_vector): Added description
1981 for M16C, M32C targets.
1983 2007-05-07 DJ Delorie <dj@redhat.com>
1986 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
1987 ashrpsi3, lshrpsi3): Update shift count constraint.
1989 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
1990 Nathan Froyd <froydnj@codesourcery.com>
1993 * c-incpath.c (add_path): Strip trailing path separators.
1995 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
1997 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
1998 Free dominance info before purging EH edges.
1999 (eliminate_degenerate_phis): Likewise.
2000 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2002 2007-05-07 Jan Hubicka <jh@suse.cz>
2004 * gimplify.c (gimplify_expr): Do not crash when folding
2005 (void *)(int)&a + 4.
2007 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2010 * c-opts.c (lang_fortran): Make it non static.
2011 * c-common.h (lang_fortran): New prototype.
2012 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2013 -lang-fortran option was passed by the driver.
2015 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2017 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2018 of ASSERT_CHECKING. Tweak message.
2020 2007-05-06 Revital Eres <eres@il.ibm.com>
2023 * loop-unroll.c (insert_var_expansion_initialization):
2024 Initialize the expansions with -zero instead of +zero.
2026 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2028 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2029 into pic and non-pic versions. Mark r19 as used for
2030 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2031 for tgd_load, tld_load and tie_load .
2032 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2033 version of tgd_load, tld_load and tie_load depending on the
2036 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2037 Jakub Jelinek <jakub@redhat.com>
2039 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2040 (__do_global_dtors_aux): Use more paranoid loop to run
2041 destructors if HIDDEN_DTOR_LIST_END.
2042 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2044 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2046 * varasm.c (align_variable): Don't increase alignment for
2047 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2048 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2050 2007-05-04 Josh Conner <jconner@apple.com>
2052 * basic-block.h (cdi_direction): Assign values to all enumeration
2054 (dom_computed): Remove.
2055 (dom_info_state): New.
2056 (set_dom_info_availability): New.
2057 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2058 walk_data.dom_direction.
2059 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2060 instead of dom_computed[].
2061 (split_edge): Likewise.
2062 (create_basic_block): Likewise.
2063 (merge_blocks): Likewise.
2064 * ifcvt.c (find_if_header): Likewise.
2065 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2066 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2067 * tree-ssa.c (verify_ssa): Likewise.
2068 * tree-cfg.c (tree_verify_flow_info): Likewise.
2069 (remove_edge_and_dominated_blocks): Likewise.
2070 * dominance.c (dom_computed): Make static.
2071 (calc_dfs_tree_nonrec): Change third param to a bool.
2072 (calc_dfs_tree): Change second param to a bool.
2073 (calc_idioms): Change second param to a bool. Use
2074 dom_convert_dir_to_idx.
2075 (init_dom_info): Validate dir before using.
2076 (dom_convert_dir_to_idx): New.
2077 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2078 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2079 (free_dominance_info): Use dom_convert_dir_to_idx.
2080 (get_immediate_dominator): Likewise.
2081 (set_immediate_dominator): Likewise.
2082 (get_dominated_by): Likewise.
2083 (redirect_immediate_dominators): Likewise.
2084 (nearest_common_denominator): Likewise.
2085 (dominated_by_p): Likewise.
2086 (bb_dom_dfs_in): Likewise.
2087 (bb_dom_dfs_out): Likewise.
2088 (recount_dominator): Likewise.
2089 (iterate_fix_dominators): Likewise.
2090 (add_to_dominance_info): Likewise.
2091 (delete_from_dominance_info): Likewise.
2092 (first_dom_son): Likewise.
2093 (next_dom_son): Likewise.
2094 (dom_info_available_p): Likewise.
2095 (dom_info_state): New.
2096 (set_dom_info_availability): New.
2098 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2100 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2102 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2104 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2106 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2107 (subdi3, subdi_carry): Delete.
2109 2007-05-04 Jan Hubicka <jh@suse.cz>
2110 Richard Guenther <rguenther@suse.de>
2112 * opts.c (decode_options): Do not fiddle with inlining
2113 parameters in case of optimizing for size.
2114 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2115 for size do nothing.
2116 (cgraph_decide_inlining_of_small_function): When optimizing for
2117 size never inline functions increasing caller size.
2118 (cgraph_early_inlining): Inline for size when optimizing for size.
2120 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2122 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2123 logical operations piecewise.
2124 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2125 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2126 subdi_sesidi_di): Delete.
2127 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2128 the generated sequence. Allow three-reg add in constraints. Rewrite
2129 the rtl expression for carry to avoid zero_extend of a constant.
2130 (sub_with_carry): New pattern.
2131 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2132 different sequence not involving jumps.
2133 (notbi): Now a named pattern.
2135 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2137 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2138 Add the note about a significant loss of accuracy of some
2139 mathematical routines when these options are used.
2141 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2143 * haifa-sched.c (rtx_vec_t): New typedef.
2144 (contributes_to_priority_p): Extract piece of priority () into new
2146 (priority): Use the function. Add assertion.
2147 (rank_for_schedule, set_priorities): Add assertion to check that
2148 insn's priority is initialized.
2149 (clear_priorities, calc_priorities): Change signature. Make it update
2150 all relevant insns. Update all callers ('add_to_speculative_block ()'
2151 and 'create_block_check_twin ()').
2152 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2153 Add new field 'priority_status'.
2154 (INSN_PRIORITY_STATUS): New macro.
2155 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2157 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2159 * sched-ebb.c (debug_ebb_dependencies): New static function.
2160 (init_ready_list): Use it.
2162 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2163 with changed signature and 'debug_rgn_dependencies ()'.
2164 (debug_rgn_dependencies): New static function.
2165 (init_ready_list): Use it.
2167 * sched-int.h (debug_dependencies): Declare.
2169 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2171 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2173 2007-05-04 Dirk Mueller <dmueller@suse.de>
2175 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2177 2007-05-03 Jan Hubicka <jh@suse.cz>
2179 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2180 for pointer type in more cases than before.
2182 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2184 * tree-object-size.c (plus_expr_object_size): When operand size is
2185 unknown, return unknown.
2187 2007-05-03 Dirk Mueller <dmueller@suse.de>
2189 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2191 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2194 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2196 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2198 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2200 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2202 * config/soft-fp/double.h, config/soft-fp/extended.h,
2203 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2204 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2205 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2206 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2209 2007-05-03 Ian Lance Taylor <iant@google.com>
2211 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2212 MASK_PPC_GFXOPT for 8540 or 8548.
2214 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2216 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2217 vect_print_dump_info() to output debug information.
2219 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2222 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2223 operands of size 2 when operand is not MEM_P.
2225 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2227 PR tree-optimization/30565
2228 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2230 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2232 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2233 (umulsi3_highpart): Use them.
2234 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2235 for final accumulator to D regisster tranfser.
2237 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2239 PR tree-optimization/31699
2240 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2242 (vect_enhance_data_refs_alignment): Compute peel amount using
2243 TYPE_VECTOR_SUBPARTS instead of vf.
2244 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2246 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2249 * system.h: Remove inclusion of double-int.h
2250 * tree.h: Include double-int.h
2251 * gengtype.c: Likewise
2252 * cfgloop.h: Likewise
2253 * Makefile.in: Adjust dependencies on double-int.h
2255 2007-05-02 Eric Christopher <echristo@apple.com>
2257 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2258 -shared to -Zdynamiclib.
2260 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2263 * c-common.c (strip_pointer_or_array_types): New function.
2264 * c-common.h (strip_pointer_or_array_types): New function declaration.
2266 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2268 PR tree-optimization/31771
2269 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2271 2007-05-02 Paul Brook <paul@codesourcery.com>
2273 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2275 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2278 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2281 2007-05-02 Nick Clifton <nickc@redhat.com>
2283 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2285 2007-05-02 Richard Guenther <rguenther@suse.de>
2287 PR tree-optimization/31146
2288 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2289 argument, single_use_p. If we have a single use that is
2290 a conversion to the definition rhs type, propagate that rhs.
2291 (forward_propagate_addr_expr): Pass single_use_p argument
2292 to forward_propagate_addr_expr_1.
2294 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2296 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2299 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2301 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2302 'AMD Family 10 core'.
2304 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2306 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2307 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2308 with SSE3 instruction set support.
2309 * doc/invoke.texi: Likewise.
2311 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2313 * config/i386/i386.c (override_options): Tuning 32-byte loop
2314 alignment for amdfam10 architecture. Increasing the max loop
2315 alignment to 24 bytes.
2317 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2319 * config/m68k/constraints.md: New.
2320 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2321 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2322 EXTRA_CONSTRAINT): Remove.
2323 * config/m68k/m68k.md: Include constraints.md.
2324 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2326 2007-05-01 Ian Lance Taylor <iant@google.com>
2328 PR tree-optimization/31739
2329 * tree-vrp.c (vrp_val_is_max): New static function.
2330 (vrp_val_is_min): New static function.
2331 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2333 (set_value_range): Use vrp_val_is_{max,min}.
2334 (extract_range_from_assert): Likewise.
2335 (extract_range_from_binary_expr): Likewise.
2336 (extract_range_from_unary_expr): Likewise.
2337 (dump_value_range, vrp_meet): Likewise.
2338 (vrp_visit_phi_node): Likewise.
2339 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2341 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2343 * config/i386/gmon-sol2.c (size_t): New type.
2344 (intptr_t): Likewise.
2345 (s_textsize): Declare as size_t.
2347 (monstartup): Use size_t for sizes.
2348 (_mcount): Save and restore registers.
2349 (internal_mcount): Pass 0 as the first argument to monstartup
2351 (moncontrol): Convert pointer to appropriately sized integer
2352 before passing to profil.
2354 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2356 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2357 __NO_FPRS__, not just if _SOFT_DOUBLE.
2358 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2359 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2360 also for E500 double.
2361 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2362 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2365 2007-05-01 Richard Guenther <rguenther@suse.de>
2367 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2370 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2372 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2374 2007-05-01 Jan Hubicka <jh@suse.cz>
2376 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2379 2007-05-01 Jan Hubicka <jh@suse.cz>
2381 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2382 (maybe_fold_offset_to_reference): Declare.
2383 * fold-const.c (fold_unary): Do not fold
2384 (type *)&A into &A->field_of_type_and_offset_0
2385 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2386 size is unknown, give up.
2387 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2389 (maybe_fold_offset_to_reference): New.
2390 (maybe_fold_stmt_indirect): Use it.
2391 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2392 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2394 (gimplify_expr): Likewise for plus_expr.
2396 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2398 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2399 bsi_after_labels. Always insert statements before bsi.
2400 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2401 * predict.c (apply_return_prediction): Check for empty blocks.
2402 * cfgexpand.c (lab_rtx_for_bb): New variable.
2403 (label_rtx_for_bb): Do not create new tree labels.
2404 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2405 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2406 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2408 (label_for_bb): Add field used.
2409 (update_eh_label, main_block_label): Mark the label used.
2410 (cleanup_dead_labels): Remove unused labels.
2412 2007-05-01 Richard Guenther <rguenther@suse.de>
2414 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2415 if it is not about to be set.
2416 (get_value_range): Do not pre-allocate equiv bitmap.
2417 (update_value_range): No need to clear equiv field.
2418 (add_equivalence): Change prototype to get bitmap pointer.
2419 Allocate bitmap here if it is not already.
2420 (extract_range_from_assert): Do not allocate bitmap here.
2421 Update callers to add_equivalence.
2422 (extract_range_from_ssa_name): Likewise.
2423 (get_vr_for_comparison): New static helper.
2424 (compare_name_with_value): Handle NULL equiv bitmap by
2425 peeling the first iteration of the comparison loop.
2426 Use get_vr_for_comparison.
2427 (compare_names): Handle NULL equiv bitmaps by using fake
2428 ones. Use get_vr_for_comparison.
2430 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2432 * double-int.c (mpz_set_double_int): Moved from
2433 tree-ssa-loop-niter.c.
2434 (mpz_get_double_int): Likewise; also, add option to wrap
2435 out-of-range integers.
2436 * double-int.h: New prototypes for above.
2437 * tree.c (get_static_type_bounds): Moved from
2438 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2439 TYPE_MAX_VALUE if they exist..
2440 * tree.h: New prototype for above.
2441 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2442 get_type_bounds calls.
2443 (mpz_set_double_int): Move to double-int.c.
2444 (get_type_bounds): Move to tree.c, rename to
2445 get_static_type_bounds.
2446 (mpz_to_double_int): Move to double-int.c, rename to
2449 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2451 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2452 DIV0 exception can fall through to a normal return.
2454 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2458 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2459 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2460 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2461 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2462 initialize align to silence bogus warning.
2463 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2464 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2466 (struct sra_walk_fns): Remove use_all parameter from use.
2467 (sra_hash_tree): Handle BIT_FIELD_REFs.
2468 (sra_elt_hash): Don't hash bitfld blocks.
2469 (sra_elt_eq): Skip them in parent compares as well. Handle
2471 (sra_walk_expr): Don't maintain or pass down use_all_p.
2472 (scan_use): Remove use_all parameter.
2473 (scalarize_use): Likewise. Re-expand assignment to
2474 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2475 output, and re-scalarize after output. Don't mark anything
2477 (scalarize_ldst): Adjust.
2478 (scalarize_walk_gimple_modify_statement): Likewise.
2479 (build_element_name_1): Handle BIT_FIELD_REFs.
2480 (instantiate_element): Don't warn for any element whose parent
2482 (instantiate_missing_elements_1): Return the sra_elt.
2483 (canon_type_for_field): New.
2484 (try_instantiate_multiple_fields): New.
2485 (instantiate_missing_elemnts): Use them.
2486 (mark_no_warning): Removed.
2487 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2488 (REPLDUP, sra_build_elt_assignment): New.
2489 (generate_copy_inout): Use them.
2490 (generate_element_copy): Likewise. Handle bitfld differences.
2491 (generate_element_zero): Don't recurse for blocks. Use
2492 sra_build_elt_assignment.
2493 (generate_one_element_int): Take elt instead of var. Use
2494 sra_build_elt_assignment.
2495 (generate_element_init_1): Adjust.
2496 (scalarize_use, scalarize_copy): Use REPLDUP.
2497 (scalarize_ldst): Move assert before dereference.
2498 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2500 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2503 * tree.c (reconstruct_complex_type): Reconstruct a reference
2505 Also use the same mode for the pointer as the old pointer type.
2507 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2509 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2512 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2514 PR rtl-optimization/31676
2515 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2516 (df_refs_record): Call it.
2518 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2520 * rtl.def (SS_ABS): New code.
2521 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2522 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2523 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2524 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2525 (bfin_init_builtins): Define them.
2526 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2527 (bfin_expand_builtin): ... and handle the others here.
2528 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2529 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2530 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2531 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2532 operand is only HImode.
2534 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2536 * regclass.c (scan_one_insn): Remove splitting of
2539 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2540 Nigel Stephens <nigel@mips.com>
2542 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2544 2007-04-28 Jan Hubicka <jh@suse.cz>
2546 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2547 insn_locators_alloc instead of insn_locators_initialize;
2548 call reset_block_changes.
2549 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2550 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2551 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2552 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2553 * config/score/score.c (th_output_mi_thunk): Likewise.
2554 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2555 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
2556 tolerate uninitialized locator info.
2559 * function.c (init_function_start): Don't init line number info.
2560 (expand_function_end): Update.
2561 (reset_block_changes, record_block_change, finalize_block_changes,
2562 check_block_change, free_block_changes): Kill.
2563 * function.h (reset_block_changes, record_block_change,
2564 finalize_block_changes, check_block_change, free_block_changes): Remove
2566 (struct function): Remove ib_boundaries_block.
2567 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2568 Use curr_insn_locator to initialize locator.
2569 (emit_line_note): Remove.
2570 * cfgexpand.c (expand_gimple_cond_expr): Update.
2571 (construct_exit_block): Likewise.
2572 (tree_expand_cfg): Initialize/finalize locators.
2573 * expr.c (expand_expr_real): Update.
2574 * cfglayout.c (line_locators_locs, line_locators_lines,
2575 file_locators_locs, file_locators_files): Remove.
2576 (set_block_levels): Move to cfgexpand.c.
2577 (insn_locators_initialize): Remove.
2578 (pass_insn_locators_initialize): Remove.
2579 (locations_locators_locs, locations_locators_vals): New static vars.
2580 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2582 (insn_locators_alloc, insn_locators_finalize,
2583 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2585 (locator_location): New.
2586 (locator_line, locator_file): Rewrite.
2587 * rtl.h (emit_line_note): Kill.
2588 (insn_locators_alloc, insn_locators_finalize,
2589 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2591 * tree-inline.c (initialize_cfun): Do not initialize
2592 ib_boundaries_block.
2593 * passes.c (pass_insn_locators_initialize): Remove.
2595 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
2597 * tree-cfg.c (move_block_to_fn): Release bb from dominance
2598 info. Update last_basic_block correctly.
2600 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
2603 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
2604 register itself to hold the offset constant. Tell flow the use
2605 of r4 and r5 when they are used.
2607 2007-04-27 Richard Guenther <rguenther@suse.de>
2609 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
2610 if we simplified anything.
2611 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
2612 warnings until we did a simplification and the stmt was not
2613 marked as TREE_NO_WARNING.
2615 2007-04-27 Mike Stump <mrs@apple.com>
2617 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
2619 2007-04-27 Ian Lance Taylor <iant@google.com>
2622 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
2623 TYPE_MAX_VALUE exist, convert them to the new type.
2625 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2627 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
2628 if it claims to be available.
2629 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
2631 (perform_tree_ssa_dce): Always free postdominators.
2633 2007-04-27 Richard Henderson <rth@redhat.com>
2635 * config/alpha/predicates.md (aligned_memory_operand): Mark
2636 as define_special_predicate.
2637 (unaligned_memory_operand, normal_memory_operand): Likewise.
2638 (reg_or_unaligned_mem_operand): Remove.
2639 (any_memory_operand): Match the documentation and check for
2640 non-renumbered pseudos during reload.
2641 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
2642 alpha_secondary_reload_class, update to new interface, make static.
2643 Handle CQImode like HImode. Remove FP subreg check.
2644 (alpha_expand_mov): Use replace_equiv_address.
2645 (alpha_expand_mov_nobwx): Use any_memory_operand.
2646 (TARGET_SECONDARY_RELOAD): New.
2647 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
2648 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2649 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
2650 * config/alpha/alpha.md: ... here.
2651 (RELOAD12, reloadmode): New.
2653 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
2654 Don't handle the aligned case here.
2655 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
2656 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
2657 reload_inhi_help. Don't expect a scratch register.
2658 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
2660 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
2662 2007-04-27 Richard Guenther <rguenther@suse.de>
2664 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
2666 2007-04-27 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/30965
2669 PR tree-optimization/30978
2670 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
2671 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
2672 (find_equivalent_equality_comparison): Likewise.
2673 (simplify_cond): Likewise.
2674 (get_prop_source_stmt): New helper.
2675 (get_prop_dest_stmt): Likewise.
2676 (can_propagate_from): Likewise.
2677 (remove_prop_source_from_use): Likewise.
2678 (combine_cond_expr_cond): Likewise.
2679 (forward_propagate_comparison): New function.
2680 (forward_propagate_into_cond): Rewrite to use fold for
2682 (tree_ssa_forward_propagate_single_use_vars): Call
2683 forward_propagate_comparison to propagate comparisons.
2685 2007-04-27 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/31715
2688 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
2689 sure to do computation on the offset in an appropriate
2692 2007-04-27 Richard Sandiford <richard@codesourcery.com>
2694 * reload.h (elimination_target_reg_p): Declare.
2695 * reload.c (find_reloads): Don't apply the reg_rtx move
2696 optimization if the SET_DEST satisfies elimination_target_reg_p.
2697 * reload1.c (elimination_target_reg_p): New function.
2698 (gen_reload): In the move/add2 fallback, make sure that op0
2699 does not overlap the destination register.
2701 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2703 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
2704 transform only GIMPLE_MODIFY_STMTs.
2705 * tree-complex.c (expand_complex_operations_1): Ditto.
2706 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
2707 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
2708 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
2710 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2711 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
2712 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
2713 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
2714 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
2715 slpeel_add_loop_guard): Ditto.
2716 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2717 * lambda-code.c (perfect_nestify): Ditto.
2718 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
2719 before the first statement.
2720 * tree-optimize.c (execute_free_datastructures): Fix comments.
2721 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
2722 * tree-flow.h (disband_implicit_edges): Declaration removed.
2723 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
2725 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
2727 (disband_implicit_edges, has_label_p): Removed.
2728 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
2729 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
2731 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
2733 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
2734 also for COND_EXPRs.
2735 * cfgexpand.c (label_rtx_for_bb): New function.
2736 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
2737 Use label_rtx_for_bb to find the labels.
2738 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
2739 last block. Detect fallthru edges.
2741 2007-04-26 Ian Lance Taylor <iant@google.com>
2744 * reload.c (find_reloads_subreg_address): If the address was valid
2745 in the original mode but not in the new mode, reload the whole
2748 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2750 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
2751 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
2752 (cleanup_control_expr_graph): Do not invalidate dominance info.
2753 Record altered blocks.
2754 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
2755 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
2756 cleanup_tree_cfg_bb): New functions.
2757 (remove_forwarder_block): Do not maintain the worklist of blocks.
2758 Record altered blocks.
2759 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
2761 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
2762 delete_unreachable_blocks if dominators are not available.
2763 * tree-inline.c (optimize_inline_calls): Free dominance information
2765 * tree-flow.h (remove_edge_and_dominated_blocks,
2766 cfgcleanup_altered_bbs): Altered.
2767 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
2769 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
2771 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
2772 do not invalidate dominators.
2774 2007-04-26 Anatoly Sokolov <aesok@post.ru>
2776 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
2777 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
2778 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2779 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2781 2007-04-26 Steve Ellcey <sje@cup.hp.com>
2783 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
2785 2007-04-26 Richard Guenther <rguenther@suse.de>
2787 PR tree-optimization/31703
2788 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
2789 the right type for the target of the bittest.
2791 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2793 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
2794 ix86_sol10_return_in_memory.
2796 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2798 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
2801 2007-04-26 Jakub Jelinek <jakub@redhat.com>
2804 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
2806 PR tree-optimization/30558
2807 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
2808 clear this_state.prev_try.
2810 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2811 Mark Mitchell <mark@codesourcery.com>
2813 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
2814 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
2815 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
2817 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2820 * doc/invoke.texi (%:print-asm-header): Document.
2821 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
2823 (static_spec_functions): Add print-asm-header.
2824 (main): Print a banner before the --target-help linker options.
2825 (print_asm_header_spec_function): New function.
2827 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
2830 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
2831 (movsf_ie): Likewise.
2833 2007-04-25 Paolo Carlini <pcarlini@suse.de>
2835 * doc/extend.texi ([Type Traits]): Adjust per N2255.
2837 2007-04-25 Bob Wilson <bob.wilson@acm.org>
2839 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
2841 (__umodsi3, __modsi3): Likewise.
2843 2007-04-25 Dirk Mueller <dmueller@suse.de>
2845 * c-typeck.c (build_compound_expr): Annotate warning()
2846 call with OPT_Wunused_value.
2847 * tree-ssa.c (warn_uninit): Annotate warning with
2849 * c-common.c (handle_sentinel_attribute): Annotate warning
2850 call with OPT_Wattributes.
2852 2007-04-25 Thiemo Seufer <ths@mips.com>
2854 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
2856 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
2857 on to the assembler. Improve handling of -mno-mips16. Add handling
2858 of -mno-mips3d, -mno-dsp, -mno-dspr2.
2859 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
2860 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
2861 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
2863 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
2866 * config/i386/winnt.c (i386_pe_file_end): Strip only
2867 USER_LABEL_PREFIX when writing export name.
2869 2007-04-25 Richard Sandiford <richard@codesourcery.com>
2871 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
2872 sh/elf.h, vx-common.h and vxworks.h.
2873 * config/sh/sh.h: Include config/vxworks-dummy.h.
2874 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2875 (OVERRIDE_OPTIONS): Use it.
2876 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
2877 (vxworks_picreg): New pattern.
2878 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
2879 VXWORKS_OS_CPP_BUILTINS.
2880 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
2881 to their VXWORKS_* equivalents.
2882 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2883 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
2884 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
2885 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
2886 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
2887 -mrtp/-fPIC multilibs.
2888 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
2889 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
2890 (MULTILIB_OSDIRNAMES): Delete.
2892 2007-04-25 Anatoly Sokolov <aesok@post.ru>
2895 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
2897 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
2899 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
2900 rounding mode to be specified by the caller.
2901 (real_to_mpfr) Likewise.
2902 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
2903 include new arguments.
2904 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
2906 2007-04-24 Ian Lance Taylor <iant@google.com>
2908 PR tree-optimization/31605
2909 * tree-vrp.c (set_value_range): Check that min and max are not
2910 both overflow infinities.
2911 (set_value_range_to_value): New static function.
2912 (extract_range_from_binary_expr): Call set_value_range_to_value.
2913 (extract_range_from_cond_expr): Likewise.
2914 (extract_range_from_expr): Likewise.
2915 (extract_range_from_unary_expr): Likewise. Don't create a range
2916 which overflows on both sides.
2917 (vrp_meet): Check for a useless range.
2918 (vrp_visit_phi_node): If we see a constant which looks like an
2919 overflow infinity, turn off the TREE_OVERFLOW flag.
2921 2007-04-24 Ian Lance Taylor <iant@google.com>
2923 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
2925 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
2928 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
2929 diagnostic message is being built.
2930 * tree-pretty-print.c (dump_generic_node): Only write the
2931 formatted text into BUFFER's stream if we are not building a
2933 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
2935 * Makefile.in (toplev.o): Depend on tree-pass.h.
2937 2007-04-24 Ian Lance Taylor <iant@google.com>
2939 PR tree-optimization/31602
2940 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
2941 conditionals in the copied loop header.
2942 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
2943 warnings if TREE_NO_WARNING is set.
2944 * doc/invoke.texi (Warning Options): Clarify that
2945 -Wstrict-overflow does not warn about loops.
2947 2007-04-24 Janis Johnson <janis187@us.ibm.com>
2949 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
2950 expand on the comment about _Decimal128 arguments and check the
2951 integer result of the modulus operation; for 64-bit ELF ABI, ensure
2952 that _Decimal128 argument uses even/odd register pair.
2953 (function_arg): Ditto.
2955 2007-04-24 Hui-May Chang <hm.chang@apple.com>
2957 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
2958 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
2960 2007-04-24 Richard Guenther <rguenther@suse.de>
2961 Olga Golovanevsky <olga@il.ibm.com>
2963 * fold-const.c (multiple_of_p): Check for bottom
2966 2007-04-24 Richard Henderson <rth@redhat.com>
2968 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
2969 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
2970 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
2971 looking for non-zero bits shifted out. Avoid a recursive call
2972 when constructing the scalar.
2973 (__floatundisf): Likewise.
2975 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
2977 * dwarf2out.c (field_byte_offset): Move the existing logic
2978 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
2979 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
2981 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2984 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
2985 argument of 0 for memset.
2986 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
2987 unsigned shift instead of the signed variant.
2989 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2991 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
2992 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
2993 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
2994 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2995 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2996 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
2997 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
2998 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
2999 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3000 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3001 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3002 "mul<mode>3", "div<mode>3"): Insn definitions added.
3003 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3004 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3005 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3006 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3007 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3008 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3009 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3010 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3011 TARGET_FLOAT_FORMAT): Macro definitions removed.
3012 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3013 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3014 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3015 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3016 (s390_gen_rtx_const_DI): Function removed.
3017 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3019 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3021 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3022 over an external ffs function.
3024 2007-04-24 Chao-ying Fu <fu@mips.com>
3025 Richard Sandiford <richard@nildram.co.uk>
3027 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3028 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3029 (smadd_widen_optab, umadd_widen_optab): Define.
3030 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3032 * genopinit.c (optabs): Fill in smadd_widen_optab and
3034 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3035 and umadd_widen_optab to implement multiply-add sequences.
3036 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3037 (<u>maddsidi4): ...this. Extend condition to include
3038 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3039 of operand 0 to "ka" and use the three-operand form of madd<u>
3041 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3043 * config/mips/constraints.md (ka): New register constraint.
3045 2007-04-24 Jan Hubicka <j@suse.cz>
3049 2007-04-23 Jan Hubicka <jh@suse.cz>
3050 * function.c (init_function_start): Don't init line number info.
3051 (expand_function_end): Update.
3052 (reset_block_changes, record_block_change, finalize_block_changes,
3053 check_block_change, free_block_changes): Kill.
3054 * function.h (reset_block_changes, record_block_change,
3055 finalize_block_changes, check_block_change, free_block_changes): Remove
3057 (struct function): Remove ib_boundaries_block.
3058 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3059 Use curr_insn_locator to initialize locator.
3060 (emit_line_note): Remove.
3061 * cfgexpand.c (expand_gimple_cond_expr): Update.
3062 (construct_exit_block): Likewise.
3063 (tree_expand_cfg): Initialize/finalize locators.
3064 * expr.c (expand_expr_real): Update.
3065 * cfglayout.c (line_locators_locs, line_locators_lines,
3066 file_locators_locs, file_locators_files): Remove.
3067 (set_block_levels): Move to cfgexpand.c.
3068 (insn_locators_initialize): Remove.
3069 (pass_insn_locators_initialize): Remove.
3070 (locations_locators_locs, locations_locators_vals): New static vars.
3071 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3073 (insn_locators_alloc, insn_locators_finalize,
3074 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3076 (locator_location): New.
3077 (locator_line, locator_file): Rewrite.
3078 * rtl.h (emit_line_note): Kill.
3079 (insn_locators_alloc, insn_locators_finalize,
3080 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3082 * tree-inline.c (initialize_cfun): Do not initialize
3083 ib_boundaries_block.
3084 * passes.c (pass_insn_locators_initialize): Remove.
3086 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3088 * doc/invoke.texi: Removed leading '-' from option index entries.
3090 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3092 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3094 (create_phi_node): Use set_phi_nodes.
3095 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3096 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3097 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3098 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3099 (bsi_start, bsi_last): Use bb_stmt_list.
3100 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3101 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3102 Traverse the statements using tsi iterator.
3103 * basic-block.h (struct basic_block_def): Fields stmt_list
3104 and phi_nodes moved to ...
3105 (struct tree_bb_info): ... new structure.
3106 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3107 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3108 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3109 (tree_verify_flow_info): Verify that il.tree is not set for
3110 entry and exit block.
3111 (tree_split_block): Use set_bb_stmt_list.
3113 2007-04-23 Mike Stump <mrs@apple.com>
3115 * config/i386/i386.c (ix86_tune_features
3116 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3119 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3121 * config/i386/i386.md (prefix_extra): New attribute.
3122 (length): Add prefix_extra.
3124 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3125 (sse2_movntv2di): Likewise.
3126 (sse2_cvtps2dq): Likewise.
3127 (sse2_cvtpd2pi): Likewise.
3128 (sse2_cvttpd2pi): Likewise.
3129 (*sse2_cvtpd2ps): Likewise.
3130 (*add<mode>3): Likewise.
3131 (sse2_ssadd<mode>3): Likewise.
3132 (sse2_usadd<mode>3): Likewise.
3133 (*sub<mode>3): Likewise.
3134 (sse2_sssub<mode>3): Likewise.
3135 (sse2_ussub<mode>3): Likewise.
3136 (*mulv8hi3): Likewise.
3137 (*smulv8hi3_highpart): Likewise.
3138 (*umulv8hi3_highpart): Likewise.
3139 (sse2_umulv2siv2di3): Likewise.
3140 (sse2_pmaddwd): Likewise.
3141 (ashr<mode>3): Likewise.
3142 (lshr<mode>3): Likewise.
3143 (ashl<mode>3): Likewise.
3144 (sse2_ashlti3): Likewise.
3145 (sse2_lshrti3): Likewise.
3146 (*umaxv16qi3): Likewise.
3147 (*smaxv8hi3): Likewise.
3148 (*uminv16qi3): Likewise.
3149 (*sminv8hi3): Likewise.
3150 (sse2_eq<mode>3): Likewise.
3151 (sse2_gt<mode>3): Likewise.
3152 (*and<mode>3): Likewise.
3153 (sse2_nand<mode>3): Likewise.
3154 (*ior<mode>3): Likewise.
3155 (*xor<mode>3): Likewise.
3156 (sse2_packsswb): Likewise.
3157 (sse2_packssdw): Likewise.
3158 (sse2_packuswb): Likewise.
3159 (sse2_punpckhbw): Likewise.
3160 (sse2_punpcklbw): Likewise.
3161 (sse2_punpckhwd): Likewise.
3162 (sse2_punpcklwd): Likewise.
3163 (sse2_punpckhdq): Likewise.
3164 (sse2_punpckldq): Likewise.
3165 (sse2_punpckhqdq): Likewise.
3166 (sse2_punpcklqdq): Likewise.
3167 (*sse2_pinsrw): Likewise.
3168 (*sse2_pextrw): Likewise.
3169 (sse2_pshufd_1): Likewise.
3170 (sse2_uavgv16qi3): Likewise.
3171 (sse2_uavgv8hi3): Likewise.
3172 (sse2_psadbw): Likewise.
3173 (sse2_pmovmskb): Likewise.
3174 (*sse2_maskmovdqu): Likewise.
3175 (*sse2_maskmovdqu_rex64): Likewise.
3176 (sse4a_extrqi): Likewise.
3177 (sse4a_extrq): Likewise.
3178 (sse3_lddqu): Set prefix_rep.
3179 (sse3_addsubv4sf3): Likewise.
3180 (sse3_haddv4sf3): Likewise.
3181 (sse3_hsubv4sf3): Likewise.
3182 (sse_cvtss2si): Likewise.
3183 (sse_cvtss2si_2): Likewise.
3184 (sse_cvtss2siq): Likewise.
3185 (sse_cvtss2siq_2): Likewise.
3186 (sse_cvttss2si): Likewise.
3187 (sse_cvttss2siq): Likewise.
3188 (sse2_cvttps2dq): Likewise.
3189 (sse3_movshdup): Likewise.
3190 (sse3_movsldup): Likewise.
3191 (sse2_cvtsd2si): Likewise.
3192 (sse2_cvtsd2si_2): Likewise.
3193 (sse2_cvtsd2siq): Likewise.
3194 (sse2_cvtsd2siq_2): Likewise.
3195 (sse2_cvttsd2si): Likewise.
3196 (sse2_cvttsd2siq): Likewise.
3197 (*sse2_cvtpd2dq): Likewise.
3198 (*sse2_cvttpd2dq): Likewise.
3199 (sse2_pshuflw_1): Likewise.
3200 (sse2_pshufhw_1): Likewise.
3201 (sse4a_insertqi): Likewise.
3202 (sse4a_insertq): Likewise.
3203 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3204 (ssse3_phadddv4si3): Likewise.
3205 (ssse3_phaddswv8hi3): Likewise.
3206 (ssse3_phsubwv8hi3): Likewise.
3207 (ssse3_phsubdv4si3): Likewise.
3208 (ssse3_phsubswv8hi3): Likewise.
3209 (ssse3_pmaddubswv8hi3): Likewise.
3210 (ssse3_pmulhrswv8hi3): Likewise.
3211 (ssse3_pshufbv16qi3): Likewise.
3212 (ssse3_psign<mode>3): Likewise.
3213 (ssse3_palignrti): Likewise.
3214 (abs<mode>2): Likewise.
3215 (ssse3_phaddwv4hi3): Set prefix_extra.
3216 (ssse3_phadddv2si3): Likewise.
3217 (ssse3_phaddswv4hi3): Likewise.
3218 (ssse3_phsubwv4hi3): Likewise.
3219 (ssse3_phsubdv2si3): Likewise.
3220 (ssse3_phsubswv4hi3): Likewise.
3221 (ssse3_pmaddubswv4hi3): Likewise.
3222 (ssse3_pmulhrswv4hi3): Likewise.
3223 (ssse3_pshufbv8qi3): Likewise.
3224 (ssse3_psign<mode>3): Likewise.
3225 (ssse3_palignrdi): Likewise.
3226 (abs<mode>2): Likewise.
3227 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3228 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3229 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3231 2007-04-23 Nick Clifton <nickc@redhat.com>
3233 * params.def: Fix formatting of emacs local variables.
3235 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3237 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3238 move if inter-unit move isn't allowed.
3239 Don't split moving the first element of V2DI to DI to inter-unit
3240 move if inter-unit move isn't allowed.
3242 2007-04-23 Richard Guenther <rguenther@suse.de>
3244 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3245 and CDI_POST_DOMINATORS separately.
3247 2007-04-23 Nick Clifton <nickc@redhat.com>
3249 * c.opt (Wformat-contains-nul): Add warning attribute.
3251 2007-04-23 Jan Hubicka <jh@suse.cz>
3253 * function.c (init_function_start): Don't init line number info.
3254 (expand_function_end): Update.
3255 (reset_block_changes, record_block_change, finalize_block_changes,
3256 check_block_change, free_block_changes): Kill.
3257 * function.h (reset_block_changes, record_block_change,
3258 finalize_block_changes, check_block_change, free_block_changes): Remove
3260 (struct function): Remove ib_boundaries_block.
3261 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3262 Use curr_insn_locator to initialize locator.
3263 (emit_line_note): Remove.
3264 * cfgexpand.c (expand_gimple_cond_expr): Update.
3265 (construct_exit_block): Likewise.
3266 (tree_expand_cfg): Initialize/finalize locators.
3267 * expr.c (expand_expr_real): Update.
3268 * cfglayout.c (line_locators_locs, line_locators_lines,
3269 file_locators_locs, file_locators_files): Remove.
3270 (set_block_levels): Move to cfgexpand.c.
3271 (insn_locators_initialize): Remove.
3272 (pass_insn_locators_initialize): Remove.
3273 (locations_locators_locs, locations_locators_vals): New static vars.
3274 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3276 (insn_locators_alloc, insn_locators_finalize,
3277 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3279 (locator_location): New.
3280 (locator_line, locator_file): Rewrite.
3281 * rtl.h (emit_line_note): Kill.
3282 (insn_locators_alloc, insn_locators_finalize,
3283 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3285 * tree-inline.c (initialize_cfun): Do not initialize
3286 ib_boundaries_block.
3287 * passes.c (pass_insn_locators_initialize): Remove.
3289 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3292 * expr.c (reduce_to_bit_field_precision): Handle
3295 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3297 PR tree-optimization/24659
3298 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3299 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3300 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3301 * genopinit.c (optabs): Rename vec_pack_mod_optab
3302 to vec_pack_trunc_optab.
3303 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3304 early for scalar floating point operands for NOP_EXPR.
3305 (vectorizable_type_promotion): Ditto.
3306 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3307 vec_pack_trunc_optab.
3308 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3310 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3311 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3312 Rename from VEC_PACK_MOD_EXPR.
3313 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3314 * expr.c (expand_expr_real_1): Ditto.
3315 * tree-inline.c (estimate_num_insns_1): Ditto.
3316 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3318 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3319 (vec_unpacks_lo_v4sf): Ditto.
3320 (vec_pack_trunc_v2df): Ditto.
3321 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3322 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3323 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3325 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3327 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3329 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3330 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3331 packing of floating point operands.
3332 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3333 represent unpacking of floating point operands.
3334 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3335 [vec_unpacks_hi]: Ditto.
3336 [vec_unpacks_lo]: Ditto.
3338 2007-04-22 Jan Hubicka <jh@suse.cz>
3340 * final.c (rest_of_handle_final): Call
3341 targetm.asm_out.constructor/targetm.asm_out.destructor
3342 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3343 proper priority via decl_*_priority_insert.
3344 * c-common.c (c_expand_body): Likewise.
3346 2007-04-22 Richard Guenther <rguenther@suse.de>
3348 PR tree-optimization/29789
3349 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3350 (rewrite_reciprocal): New helper split out from
3351 determine_invariantness_stmt.
3352 (rewrite_bittest): Likewise.
3353 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3354 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3357 2007-04-22 Revital Eres <eres@il.ibm.com>
3359 * loop-unroll.c (var_to_expand): New field to support also
3360 insns of the form x = something + x.
3361 (analyze_insn_to_expand_var): Use it.
3362 (expand_var_during_unrolling): Likewise.
3364 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3366 * predict.c: Include pointer-set.h.
3367 (bb_predictions): New variable.
3368 (tree_predicted_by_p, tree_predict_edge,
3369 remove_predictions_associated_with_edge): Use bb_predictions map
3370 instead of bb->predictions.
3371 (clear_bb_predictions, assert_is_empty): New functions.
3372 (combine_predictions_for_bb): Use bb_predictions map. Call
3373 clear_bb_predictions.
3374 (tree_estimate_probability): Create and free bb_predictions map.
3375 * Makefile.in (predict.o): Add pointer-set.h dependency.
3376 * basic-block.h (struct basic_block_def): Remove predictions
3378 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3380 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3383 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3386 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3388 * timevar.c (timevar_print): Change reference of --disable-checking to
3389 --enable-checking=release. Also warn if assert checking is disabled.
3391 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3394 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3395 decl as addressable if the compound literal was marked as
3397 Mark the decl as a gimple register if it is a complex or
3398 vector decl and does not live in memory.
3400 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3402 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3403 (GENERIC_NEXT): New function macro.
3404 (PHI_CHAIN): Use phi_node's new chain variable.
3405 (tree_phi_node): Change tree_common to tree_base
3406 and add the chain field.
3407 * tree-phinodes.c (make_phi_node): Don't set
3408 TREE_TYPE on the new node.
3409 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3410 instead of checking GIMPLE_TUPLE_P in chain_next.
3411 * tree-vect-transform.c
3412 (get_initial_def_for_induction): Look at
3413 PHI_RESULT_TREE for the type of the phi node.
3414 (update_vuses_to_preheader): Use PHI_CHAIN
3415 instead of TREE_CHAIN on the phi node.
3416 * tree-ssa-structalias.c (compute_points_to_sets):
3418 (ipa_pta_execute): Likewise.
3420 2007-04-21 Richard Guenther <rguenther@suse.de>
3423 * fold-const.c (fold_unary): Call fold_convert_const on the
3426 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3428 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3429 (store_killed_in_pat): New.
3431 2007-04-20 Richard Henderson <rth@redhat.com>
3434 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3435 TREE_LIST with a void_type_node value, not void_list_node exactly.
3437 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3439 * doc/standards.texi: Re-arrange into language-specific
3440 subsections. Add a C++ section, documenting which standards we
3443 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3445 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3446 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3448 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3450 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3451 ecrti.o and crtbegin.o.
3452 (LIB_DEFAULT_SPEC): Include -lc.
3453 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3455 2007-04-20 Richard Henderson <rth@redhat.com>
3458 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3459 argument; update all callers.
3460 (get_unaligned_offset): New.
3461 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3462 get_unaligned_address, just pass on the address directly.
3463 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3464 the subreg in the helper patterns.
3465 (unaligned_extendqidi_le): Use get_unaligned_offset.
3466 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3467 (unaligned_extendhidi_be): Likewise.
3468 (unaligned_extendhidi): Tidy.
3469 * config/alpha/alpha-protos.h: Update.
3471 2007-04-20 Richard Henderson <rth@redhat.com>
3473 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3474 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3475 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3476 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3477 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3478 (CPP_SPEC): Don't include %(cpp_subtarget).
3479 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3480 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3481 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3483 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3485 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3486 for __builtin_ia32_cmpordss.
3488 PR tree-optimization/31632
3489 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3490 and arg1 for optimizations of comparison against min/max values.
3491 Fold arg0 to arg1's type for optimizations of comparison against
3492 min+1 and max-1 values.
3494 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3496 * reload.c (combine_reloads): When trying to use a dying register,
3497 check whether it's uninitialized and don't use if so.
3499 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3501 * fold-const.c: Remove prototypes for native_encode_expr and
3502 native_interpret_expr.
3503 (native_encode_expr): Make non-static.
3504 (native_interpret_expr): Likewise.
3505 * tree.h: Add prototypes for the above.
3507 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3509 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3510 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3511 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3512 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3513 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3514 Add length attributes.
3516 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3518 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3521 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3522 __STDC_WANT_DEC_FP__.
3524 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3526 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3527 for long double compatibility.
3528 * configure: Regenerate.
3530 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3532 PR rtl-optimization/29841
3533 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3535 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3536 that may cause control flow transfer from being moved.
3538 2007-04-18 Jan Hubicka <jh@suse.cz>
3540 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3543 2007-04-18 Eric Christopher <echristo@apple.com>
3545 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3546 only. Update operands.
3547 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3548 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3549 link register to pic register.
3551 2007-04-18 Dirk Mueller <dmueller@suse.de>
3554 * tree-vrp.c (search_for_addr_array): New.
3555 (check_array_bounds): Suppress warning about
3556 address taken of array refs if its not de-referenced.
3558 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3560 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
3561 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
3563 * tree-vectorizer.h (NITERS_KNOWN_P): New.
3564 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
3565 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
3567 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3569 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
3571 (vect_analyze_scalar_cycles): Fix indentation.
3572 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
3573 (vect_mark_relevant): Include phis in relevance analysis.
3575 * tree-vect-transform.c (vect_transform_loop): Add an assert.
3577 2007-04-18 Anatoly Sokolov <aesok@post.ru>
3579 * config/avr/avr.c (ptrreg_to_str): Replace error() with
3580 output_operand_lossage().
3582 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3584 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
3585 the unused code for reduction without adjust-in-epilog to simplify the
3588 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
3590 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
3591 (S390_TDC_NEGATIVE_ZERO): New constant.
3592 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
3593 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
3594 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
3595 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
3596 (S390_TDC_POSITIVE_INFINITY): New constant.
3597 (S390_TDC_NEGATIVE_INFINITY): New constant.
3598 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
3599 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
3600 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
3601 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
3602 (S390_TDC_INFINITY): New constant.
3603 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
3604 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
3605 optimization for UNSPEC_CCZ_TO_INT.
3606 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
3607 ("*ccz_to_int"): New insn.
3608 ("isinf<mode>2"): New insn.
3609 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
3610 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
3611 (UNSPEC_CCZ_TO_INT): New constant.
3613 2007-04-18 Richard Guenther <rguenther@suse.de>
3615 PR tree-optimization/19431
3616 PR tree-optimization/21463
3617 * tree-pass.h (pass_phiprop): Declare.
3618 * passes.c (init_optimization_passes): New phiprop pass.
3619 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
3620 (phivn_valid_p): New helper function.
3621 (phiprop_insert_phi): Likewise.
3622 (propagate_with_phi): Likewise.
3623 (tree_ssa_phiprop): New propagator propagating loads
3624 through phi nodes if profitable.
3626 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3628 * tree-vect-analyze.c (process_use): New function.
3629 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
3630 Check phis in all bbs.
3631 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
3634 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3636 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
3639 2007-04-17 Anatoly Sokolov <aesok@post.ru>
3642 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
3645 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
3647 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
3649 (sse_vmmulv4sf3): Likewise.
3650 (sse2_vmaddv2df3): Likewise.
3651 (sse2_vmmulv2df3): Likewise.
3653 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
3655 PR rtl-optimization/31360
3656 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
3657 (target_reg_cost): New.
3658 (init_set_costs): Initialize target_reg_cost. Add comments
3659 regarding the rationale of the costs.
3660 (global_cost_for_size): Renamed to...
3661 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
3662 of register pressure.
3663 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
3664 estimate_reg_pressure_cost. Add number of ivs.
3665 (determine_set_costs): Dump target_reg_cost.
3666 * loop-invariant.c (gain_for_invariant): Use
3667 estimate_reg_pressure_cost. Removed n_inv_uses argument.
3668 (best_gain_for_invariant, find_invariants_to_move): Remove
3670 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
3671 (target_reg_cost): Declare.
3672 (global_cost_for_size): Declaration removed.
3673 (estimate_reg_pressure_cost): Declare.
3675 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
3677 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
3678 regnos into even/odd register pairs.
3679 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
3680 TDmode similar to the other floating point modes.
3681 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
3682 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
3684 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
3685 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
3686 (movdd_hardfloat64): Use TARGET_MFPGPR.
3688 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
3690 * reload1.c (delete_output_reload): Don't count output in n_inherited.
3693 2005-01-05 Richard Henderson <rth@redhat.com>
3695 * reload1.c (do_input_reload): Restrict the optimization deleteing
3696 a previous output reload to RELOAD_FOR_INPUT.
3698 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
3700 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
3701 induc_vec_info_type.
3702 (vectorizable_induction): New function declaration.
3703 * tree-vect-transform.c (get_initial_def_for_induction): No need to
3704 check if already vectorized. Find first place in BB where new stmts
3705 can be inserted. Takes only one argument.
3706 (vectorizable_induction): New function.
3707 (vect_transform_stmt): Add case for induc_vec_info_type to call
3708 vectorizable_induction.
3709 (vect_transform_loop): Consider phis for vectorization.
3710 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
3712 (analyze_operations): Call vectorizable_induction when analyzing phis.
3714 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
3715 (vect_mark_relevant): Include phis in relevance analysis.
3716 (vect_mark_stmts_to_be_vectorize): Likewise.
3717 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
3719 2007-04-16 Lawrence Crowl <crowl@google.com>
3721 * doc/invoke.texi (Debugging Options): Add documentation for the
3722 -femit-struct-debug options -femit-struct-debug-baseonly,
3723 -femit-struct-debug-reduced, and
3724 -femit-struct-debug-detailed[=...].
3726 * c-opts.c (c_common_handle_option): Add
3727 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
3728 and OPT_femit_struct_debug_detailed_.
3729 * c.opt: Add specifications for
3730 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
3731 and -femit-struct-debug-detailed[=...].
3732 * opts.c (set_struct_debug_option): Parse the
3733 -femit-struct-debug-... options.
3734 * opts.c (matches_main_base, main_input_basename,
3735 main_input_baselength, base_of_path, matches_main_base): Add
3736 variables and functions to compare header base name to compilation
3738 * opts.c (should_emit_struct_debug): Add to determine to emit a
3739 structure based on the option.
3740 (dump_struct_debug) Also disabled function to debug this
3742 * opts.c (handle_options): Save the base name of the
3745 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
3746 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
3747 This hook indicates if a type is generic. Set it by default
3749 * langhooks.h (struct lang_hooks_for_types): Add a new hook
3750 to determine if a struct type is generic or not.
3751 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
3752 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
3753 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
3756 * flags.h (enum debug_info_usage): Add an enumeration to describe
3757 a program's use of a structure type.
3758 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
3759 to indicate the program's usage of the type. Filter structs based
3760 on the -femit-struct-debug-... specification.
3761 (gen_type_die): Split into two routines, gen_type_die and
3762 gen_type_die_with_usage. gen_type_die is now a wrapper
3763 that assumes direct usage.
3764 (gen_type_die_with_usage): Replace calls to gen_type_die
3765 with gen_type_die_with_usage adding the program usage of
3766 the referenced type.
3767 (dwarf2out_imported_module_or_decl): Suppress struct debug
3768 information using should_emit_struct_debug when appropriate.
3770 2007-04-16 Ian Lance Taylor <iant@google.com>
3772 PR tree-optimization/31522
3773 * tree-vrp.c (vr_phi_edge_counts): New static variable.
3774 (vrp_initialize): Allocate vr_phi_edge_counts.
3775 (vrp_visit_phi_node): Don't push to infinity if we saw a new
3776 executable edge. Drop test for all constants.
3777 (vrp_finalize): Free vrp_phi_edge_counts.
3779 * doc/cpp.texi (Common Predefined Macros): Clarify description of
3780 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3782 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
3783 predecessors at head rather than tail.
3785 2007-04-16 Matthias Klose <doko@debian.org>
3787 * config/alpha/linux.h (CPP_SPEC): Define.
3788 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
3790 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
3792 * function.h: Remove sequence_stack extern declaration.
3794 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3796 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
3798 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
3801 2007-04-16 Anatoly Sokolov <aesok@post.ru>
3803 * config/avr/avr.c (avr_arch_types): Rearranging array.
3804 (enum avr_arch): Add.
3805 (avr_mcu_types): Use avr_arch enumeration constants instead of
3807 * config/avr/avr.h (LINK_SPEC): Simplify.
3809 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3811 * config/m68k/m68k.c (m68k_libcall_value,
3812 m68k_function_value): Use macros for register names more.
3814 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
3816 (M68K_REGNAME): Use A6_REG.
3817 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
3819 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3822 * sched-int.h (struct deps): Split field 'pending_lists_length' into
3823 'pending_read_list_length' and 'pending_write_list_length'. Update
3825 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
3826 to handle two length counters instead of one. Update all uses.
3827 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
3828 two length counters instead of one.
3829 * sched-rgn.c (propagate_deps): Update to handle two length counters
3832 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
3835 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
3836 copy of source, pass it to ix86_expand_vector_set and return
3839 2007-04-16 David Ung <davidu@mips.com>
3840 Joseph Myers <joseph@codesourcery.com>
3842 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
3843 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
3844 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3845 Add 74K processor information.
3846 * config/mips/mips.md: Include 74k.md.
3847 (cpu): Add 74kc,74kf,74kx.
3848 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
3849 * config/mips/74k.md: New.
3850 * doc/invoke.texi (MIPS Options): Document 74K support.
3852 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
3854 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
3855 vectorizable_* functions.
3856 * tree-vect-transform.c (vectorizable_call): Add check for
3857 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
3858 (vectorizable_store): likewise.
3859 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
3861 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3862 (vectorizable_type_promotion, vectorizable_load): Likewise.
3863 (vectorizable_live_operation, vectorizable_condition): Likewise.
3864 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
3866 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
3868 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3870 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
3871 register numbers more.
3872 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
3873 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
3874 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
3875 FUNCTION_VALUE_REGNO_P): Likewise.
3876 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
3877 STATIC_CHAIN_REGNUM): Likewise.
3878 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
3879 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
3880 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
3881 * config/m68k/m68k.md (FP_REG): New.
3883 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3885 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
3888 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3890 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
3891 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
3894 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3896 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
3899 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3902 * c-decl.c (finish_decl): Grab the type of the decl after the call
3903 to store_init_value.
3905 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
3907 * common.opt (fforward-propagate): Fix "Optimization" annotation.
3909 2007-04-14 Jakub Jelinek <jakub@redhat.com>
3912 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
3913 post dominators and cleanup cfg before returning.
3915 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
3917 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
3918 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
3920 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
3922 * config.gcc: Recognize fido.
3923 * config/m68k/m68k-devices.def (fidoa): New.
3924 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
3926 (FL_FIDOA, TARGET_FIDOA): New.
3927 * config/m68k/m68k.opt (mfidoa): New.
3929 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3932 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
3933 when a personality function is used.
3935 2007-04-13 Bob Wilson <bob.wilson@acm.org>
3937 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
3939 2007-04-13 Mike Stump <mrs@apple.com>
3941 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
3943 * config/darwin.opt (fapple-kext): Make C++ only.
3944 * config/darwin.c (darwin_override_options): Remove code to ensure
3945 -fapple-kext is given for C++ only.
3947 2007-04-13 Richard Sandiford <richard@codesourcery.com>
3949 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3950 * config/mips/mips.c (override_options): Call
3951 SUBTARGET_OVERRIDE_OPTIONS, if defined.
3953 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3955 * config/i386/i386.opt (msvr3-shlib): Removed.
3957 * doc/invoke.texi: Remove -msvr3-shlib.
3959 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3961 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
3962 with "popcnt" instruction.
3964 2007-04-13 Richard Guenther <rguenther@suse.de>
3966 PR tree-optimization/21258
3967 * tree-vrp.c (compare_case_labels): New helper.
3968 (find_switch_asserts): New function.
3969 (find_assert_locations): Call it for SWITCH_EXPRs.
3971 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
3973 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
3974 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
3975 check is now implied in X87_FLOAT_MODE_P.
3976 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3977 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3978 (fix_trunc<mode>_i386_fisttp): Ditto.
3979 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3980 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3981 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3982 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3983 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3984 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3985 (unnamed_splitters): Ditto.
3986 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
3987 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
3988 FIRST_SSE_REG for local functions when SSE math is enabled or
3989 for functions with sseregparm attribute.
3990 (standard_80387_constant_p): Return -1 if mode is not
3992 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
3993 (ix86_expand_compare): Ditto.
3994 (ix86_expand_carry_flag_compare): Ditto.
3995 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
3996 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
3997 DECIMAL_FLOAT_MODE_P.
3998 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
3999 of SCALAR_FLOAT_MODE_P.
4000 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4001 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4002 checks before FLOAT_MODE_P.
4003 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4004 before FLOAT_MODE_P.
4009 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4011 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4012 Charles Wilson <libtool@cwilson.fastmail.fm>
4014 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4015 (libgcc.mvars): Don't depend on them.
4016 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4017 * exec-tool.in: New.
4019 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4021 * doc/invoke.text (--help): Document --help=common.
4023 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4025 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4027 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4029 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4030 * genemit.c (main): Emit #include "integrate.h".
4031 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4032 (LOADGP_RTP): New mips_loadgp_style.
4033 * config/mips/mips.h: Include config/vxworks-dummy.h.
4034 (TARGET_RTP_PIC): New macro.
4035 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4036 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4037 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4039 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4040 -mvxworks-pic when using -mrtp and a PIC option.
4041 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4043 (mips_symbolic_constant_p, mips_symbolic_address_p)
4044 (mips_symbol_insns): Handle SYMBOL_HALF.
4045 (override_options): Warn about -G and -mrtp being used together.
4046 Initialize mips_lo_relocs[SYMBOL_HALF].
4047 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4048 (mips_emit_loadgp): Handle LOADGP_RTP.
4049 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4050 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4051 (tablejump): Handle function-relative case table entries if
4053 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4055 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4057 * config/mips/mips.md (load_call<mode>): Allow any general register.
4059 (sibcall_value_internal, sibcall_value_multiple_internal)
4060 (call_value_internal, call_value_split, call_value_multiple_internal)
4061 (call_value_multiple_split): Remove constraints from operand 0.
4063 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4065 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4066 rather than loadgp_noshared.
4067 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4068 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4070 * config/mips/mips.md (loadgp): Rename to...
4071 (loadgp_newabi): ...this.
4072 (loadgp_noshared): Rename to...
4073 (loadgp_absolute): ...this.
4075 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4077 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4078 false for locally-binding symbols.
4079 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4081 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4083 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4084 (SYMBOL_GOT_PAGE_OFST): ...this.
4085 (SYMBOL_GOT_GLOBAL): Rename to...
4086 (SYMBOL_GOT_DISP): ...this.
4087 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4088 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4089 * config/mips/mips.c (mips_global_symbol_p): New function.
4090 (mips_symbol_binds_local_p): Likewise.
4091 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4092 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4093 and mips_symbol_binds_local_p.
4094 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4095 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4096 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4098 (mips_ok_for_lazy_binding_p): New function.
4099 (mips_load_call_address, mips_expand_call): Use it.
4100 (mips_dangerous_for_la25_p): Likewise.
4101 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4102 (*got_disp<mode>): Use got_disp_operand instead of
4103 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4104 SYMBOL_GOTOFF_GLOBAL.
4105 (*got_page<mode>): Use got_page_ofst_operand instead of
4107 * config/mips/predicates.md (const_call_insn_operand): Use
4108 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4109 (global_got_operand): Rename to...
4110 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4112 (local_got_operand): Rename to...
4113 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4114 of SYMBOL_GOT_LOCAL.
4116 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4118 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4119 TARGET_CALL_CLOBBERED_GP.
4120 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4121 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4122 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4123 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4124 of TARGET_ABICALLS && !TARGET_NEWABI.
4125 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4126 * config/mips/mips.c (mips_load_call_address): Check
4127 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4128 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4129 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4130 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4131 TARGET_ABICALLS && TARGET_NEWABI.
4132 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4134 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4135 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4136 TARGET_ABICALLS && TARGET_NEWABI.
4137 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4138 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4139 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4140 whether indirect calls must use $25.
4141 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4143 * config/mips/mips.md (jal_macro): Check flag_pic and
4144 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4145 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4146 instead of TARGET_ABICALLS.
4147 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4148 TARGET_ABICALLS && TARGET_OLDABI.
4149 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4150 (sibcall): In the comment above the define_insn, mention
4151 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4152 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4153 instead of TARGET_ABICALLS.
4155 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4157 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4158 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4159 (MACFLAGS_MATCH_P): New macro.
4160 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4161 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4162 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4163 the other MACFLAG constants.
4164 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4165 (flag_machi): Tighten constraints. Renumber some of the operands.
4166 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4168 (flag_machi_parts_acconly): New pattern.
4169 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4171 (flag_macinit1hi): Tighten constraints.
4172 (flag_mul_macv2hi_parts_acconly): New pattern.
4174 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4175 Use a more efficient implementation.
4176 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4177 inline sequences when not optimizing for size.
4179 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4180 movhi_high2low): Delete, merge functionality into...
4181 (packv2hi): ... this pattern.
4183 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4184 * config/bfin/bfin.opt (msim): New option.
4185 (mcpu=): New option.
4186 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4187 (bfin_cpu_t): Typedef of enum bfin_cpu.
4188 (bfin_cpu_type): New declaration.
4189 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4190 -msim and -mcpu= options.
4191 (LIB_SPEC): Likewise.
4192 * config/bfin/bfin.c (bfin_cpu_type): Define.
4193 (bfin_handle_option): Handle -mcpu= option.
4194 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4195 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4196 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4198 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4200 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4201 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4202 (powerpc-wrs-vxworksae): Use ${tm_file}.
4203 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4204 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4205 * config/i386/vx-common.h: New file.
4207 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4209 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4212 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4214 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4217 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4221 * c-common.c (c_build_qualified_type): Set canonical type
4224 2007-04-12 Richard Guenther <rguenther@suse.de>
4226 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4227 lower bound and element size if lower bound is not zero
4228 or either of the ARRAY_REF operands is set.
4230 2007-04-12 Richard Guenther <rguenther@suse.de>
4232 PR tree-optimization/24689
4233 PR tree-optimization/31307
4234 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4236 * gimplify.c (canonicalize_addr_expr): To be consistent with
4237 gimplify_compound_lval only set operands two and three of
4238 ARRAY_REFs if they are not gimple_min_invariant. This makes
4239 it never at this place.
4240 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4242 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4244 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4245 null before emitting a .nsubspa directive.
4247 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4249 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4250 need_to_partition_p if there are no memory statements in the
4253 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4255 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4256 (gcd_of_steps_may_divide_p): New function.
4257 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4259 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4261 * reload.c (find_reloads_toplev, find_reloads_address,
4262 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4263 not a pointer equality test, to decide if we need to call
4264 push_reg_equiv_alt_mem.
4266 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4268 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4269 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4270 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4272 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4274 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4275 vector to be positive.
4277 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4281 * doc/invoke.texi: Document --params max-aliased-vops and
4283 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4284 debug_memory_partitions): Move to tree-flow.h
4285 * params.h (AVG_ALIASED_VOPS): Define.
4286 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4288 (mp_info_t): Likewise.
4289 (get_mem_sym_stats_for): New.
4290 (set_memory_partition): Move from tree-flow-inline.h.
4291 (mark_non_addressable): Only clear the set of symbols for the
4292 partition if it exists.
4293 (dump_memory_partitions): Move from tree-ssa-operands.c
4294 (debug_memory_partitions): Likewise.
4295 (need_to_partition_p): New.
4296 (dump_mem_ref_stats): New.
4297 (debug_mem_ref_stats): New.
4298 (dump_mem_sym_stats): New.
4299 (debug_mem_sym_stats): New.
4300 (update_mem_sym_stats_from_stmt): New.
4301 (compare_mp_info_entries): New.
4302 (mp_info_cmp): Call it.
4303 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4305 (get_mpt_for): Move from tree-ssa-operands.c.
4306 (find_partition_for): New.
4307 (create_partition_for): Remove.
4308 (estimate_vop_reduction): New.
4309 (update_reference_counts): New.
4310 (build_mp_info): New.
4311 (compute_memory_partitions): Refactor.
4312 Document new heuristic.
4313 Call build_mp_info, update_reference_counts,
4314 find_partition_for and estimate_vop_reduction.
4315 (compute_may_aliases): Populate virtual operands before
4316 calling debugging dumps.
4317 (delete_mem_sym_stats): New.
4318 (delete_mem_ref_stats): New.
4319 (init_mem_ref_stats): New.
4320 (init_alias_info): Call it.
4321 (maybe_create_global_var): Remove alias_info argument.
4322 Get number of call sites and number of pure/const call sites
4323 from gimple_mem_ref_stats().
4324 (dump_alias_info): Call dump_memory_partitions first.
4325 (dump_points_to_info_for): Show how many times a pointer has
4327 * opts.c (decode_options): For -O2 set --param
4328 max-aliased-vops to 500.
4329 For -O3 set --param max-aliased-vops to 1000 and --param
4330 avg-aliased-vops to 3.
4331 * fortran/options.c (gfc_init_options): Remove assignment to
4333 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4334 * tree-dfa.c (dump_variable): Dump memory reference
4336 Dump NO_ALIAS* settings.
4337 (referenced_var_lookup): Tidy.
4338 (mem_sym_stats): New.
4339 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4340 and ORIG are different SSA names for a memory partition.
4341 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4342 * tree-flow.h (struct mem_sym_stats_d): Define.
4343 (mem_sym_stats_t): Define.
4344 (struct mem_ref_stats_d): Define.
4345 (struct gimple_df): Add field mem_ref_stats.
4346 (enum noalias_state): Define.
4347 (struct var_ann_d): Add bitfield noalias_state.
4348 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4349 debug_mem_ref_stats, debug_memory_partitions,
4350 debug_mem_sym_stats): Declare.
4351 * tree-ssa-structalias.c (update_alias_info): Update call
4352 sites, pure/const call sites and asm sites in structure
4353 returned by gimple_mem_ref_stats.
4354 Remove local variable IS_POTENTIAL_DEREF.
4355 Increase NUM_DEREFS if the memory expression is a potential
4357 Call update_mem_sym_stats_from_stmt.
4358 If the memory references memory, call
4359 update_mem_sym_stats_from_stmt for all the direct memory
4360 symbol references found.
4361 (intra_create_variable_infos): Set noalias_state field for
4362 pointer arguments according to the value of
4363 flag_argument_noalias.
4364 * tree-ssa-structalias.h (struct alias_info): Remove fields
4365 num_calls_found and num_pure_const_calls_found.
4366 (update_mem_sym_stats_from_stmt): Declare.
4367 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4368 Set default value to 100.
4369 (PARAM_AVG_ALIASED_VOPS): Define.
4371 2007-04-11 Richard Guenther <rguenther@suse.de>
4374 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4375 a * -b + c as c - a * b if we honor sign dependent rounding.
4377 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4379 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4381 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4382 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4384 (initialize_trampoline): Don't use old-style function definition.
4385 (bfin_secondary_reload): Mark IN_P argument as unused.
4387 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4389 PR tree-optimization/31343
4390 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4391 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4392 * testsuite/gcc.dg/vect/pr31343.c: New.
4394 2007-04-10 Eric Christopher <echristo@apple.com>
4396 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4397 * config/i386/i386.md (*cmpfp0): Use.
4398 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4399 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4400 (fix_trunc<mode>_i386_fisttp): Ditto.
4401 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4402 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4403 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4404 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4405 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4406 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4407 (unnamed_splitters): Ditto.
4408 * config/i386/i386.c (output_fix_trunc): Assert that
4409 we're not being passed a TFmode operand.
4411 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4413 PR tree-optimization/31526
4414 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4415 n_basic_blocks to find newly added blocks.
4417 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4419 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4421 (fix_trunc<mode>si_sse): Ditto.
4422 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4423 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4424 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4425 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4426 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4427 expander using SSEMODEF mode macro.
4428 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4429 expander using SSEMODEF mode macro.
4430 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4431 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4432 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4433 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4434 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4435 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4436 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4437 Macroize insn using X87MODEF mode macro.
4439 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4441 * config/i386/sse.md (sse2_pinsrw): Removed.
4442 (sse2_pextrw): Renamed to ...
4443 (*sse2_pextrw): This.
4445 2007-04-09 Jan Hubicka <jh@suse.cz>
4448 * config/i386/sse.md
4449 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4450 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4451 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4452 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4454 2007-04-09 Jan Hubicka <jh@suse.cz>
4456 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4457 multiple fields of union.
4459 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4461 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4462 (create_preheaders): Check that loops are available.
4463 (fix_loop_structure): Clean up, improve comments.
4464 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4465 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4467 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4468 * predict.c (tree_estimate_probability): Do not call
4469 calculate_dominance_info. Call create_preheaders.
4470 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4471 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4473 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4474 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4475 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4476 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4479 2007-04-08 Jan Hubicka <jh@suse.cz>
4481 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4482 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4483 * fold-const.c (fold_unary): Use it.
4485 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4487 * varasm.c (assemble_variable): Remove call to
4488 lang_hooks.decls.prepare_assemble_variable.
4489 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4490 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4491 * langhooks.h (lang_hooks_for_decls): Remove
4492 prepare_assemble_variable.
4494 2007-04-08 Mike Stump <mrs@apple.com>
4496 * config/i386/i386.c: Use inc/dec on Core2.
4498 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4500 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4501 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4502 lhd_tree_inlining_end_inlining): Remove.
4503 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4504 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4506 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4507 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4508 lhd_tree_inlining_end_inlining): Remove prototypes.
4509 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4510 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4511 LANG_HOOKS_TREE_INLINING_START_INLINING,
4512 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4514 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4517 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4520 * config/avr/predicates.md (io_address_operand): Delete predicate.
4521 (low_io_address_operand): Don't use 'mode' argument.
4522 (higth_io_address_operand): Rename ...
4523 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4524 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4527 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4529 Revert change removing staticp.
4531 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4534 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4537 2007-04-07 Bruce Korb <bkorb@gnu.org>
4539 * c.opt: Add -Wformat-contains-nul.
4540 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4542 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4543 the NUL byte warning.
4545 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4547 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4549 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4551 * tree.c (staticp): No longer use staticp langhook.
4552 * langhooks.c (lhd_staticp): Removed.
4553 * langhooks.h (struct lang_hooks): Remove staticp.
4554 * c-common.c (c_staticp): Remove.
4555 * c-common.h (c_staticp): Ditto.
4556 * langhooks-defs.h (lhd_staticp): Ditto.
4557 (LHD_HOOKS_STATICP): Ditto
4558 * tree.h (gcc_assert_lowered): New macro.
4560 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4562 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
4563 argument "reliable".
4564 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
4565 Add argument "reliable". Propagate it through calls.
4566 (infer_loop_bounds_from_undefined): Derive number of iterations
4567 estimates from references in blocks that do not dominate loop latch.
4568 (gcov_type_to_double_int): New function.
4569 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
4570 and expected_loop_iterations_unbounded.
4571 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
4572 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
4573 * tree-data-ref.c (estimated_loop_iterations): Export.
4574 (get_references_in_stmt): Fix -- do not return addresses of local
4576 * cfgloop.h (expected_loop_iterations_unbounded,
4577 estimated_loop_iterations): Declare.
4579 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4581 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4583 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4585 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
4586 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
4587 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
4588 Use output_387_reg_move().
4589 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
4590 expander using X87MODEF12 mode macro.
4591 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
4592 choosing register preferences. Use output_387_reg_move().
4593 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
4594 instead of "x". Use output_387_reg_move().
4595 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
4596 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
4597 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
4598 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
4599 Use output_387_reg_move().
4600 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
4602 (*truncxf?f_i387 splitter): Ditto.
4604 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4606 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4607 LANG_HOOKS_SAFE_FROM_P.
4608 * expr.c (safe_from_p): Remove langhook call.
4609 * langhooks.h (lang_hooks): Remove safe_from_p.
4610 (lhd_safe_from_p): Remove prototype.
4611 * langhooks.c (lhd_safe_from_p): Remove.
4613 2007-04-06 Jan Hubicka <jh@suse.cz>
4615 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
4618 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4620 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
4621 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
4622 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
4623 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
4625 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
4626 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
4628 2007-04-05 Richard Henderson <rth@redhat.com>
4630 * config/alpha/alpha.c (print_operand) [+]: Remove.
4631 (alpha_end_function): Print nop if call at end of function.
4632 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
4633 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
4634 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
4635 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
4636 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
4637 the call pattern. Update peepholes to match.
4639 2007-04-05 Janis Johnson <janis187@us.ibm.com>
4641 * doc/extend.texi (Other Builtins): Add decimal float variants
4643 * builtins.def: Ditto.
4644 * builtins.c (expand_builtin): Ditto.
4646 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
4647 H.J. Lu <hongjiu.lu@intel.com>
4650 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
4651 of V8HImode when calling ix86_binary_operator_ok.
4652 (sse2_pmaddwd): Call ix86_binary_operator_ok.
4653 (sdot_prodv8hi): Operands 1 and 2 must be register.
4655 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4657 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4658 initialize align to silence bogus warning.
4660 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4663 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4665 (struct sra_walk_fns): Remove use_all parameter from use.
4666 (sra_hash_tree): Handle BIT_FIELD_REFs.
4667 (sra_elt_hash): Don't hash bitfld blocks.
4668 (sra_elt_eq): Skip them in parent compares as well. Handle
4670 (sra_walk_expr): Don't maintain or pass down use_all_p.
4671 (scan_use): Remove use_all parameter.
4672 (scalarize_use): Likewise. Re-expand assignment to
4673 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4674 output, and re-scalarize after output. Don't mark anything
4676 (scalarize_ldst): Adjust.
4677 (scalarize_walk_gimple_modify_statement): Likewise.
4678 (build_element_name_1): Handle BIT_FIELD_REFs.
4679 (instantiate_element): Don't warn for any element whose parent
4681 (instantiate_missing_elements_1): Return the sra_elt.
4682 (canon_type_for_field): New.
4683 (try_instantiate_multiple_fields): New.
4684 (instantiate_missing_elemnts): Use them.
4685 (mark_no_warning): Removed.
4686 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4687 (REPLDUP, sra_build_elt_assignment): New.
4688 (generate_copy_inout): Use them.
4689 (generate_element_copy): Likewise. Handle bitfld differences.
4690 (generate_element_zero): Don't recurse for blocks. Use
4691 sra_build_elt_assignment.
4692 (generate_one_element_int): Take elt instead of var. Use
4693 sra_build_elt_assignment.
4694 (generate_element_init_1): Adjust.
4695 (scalarize_use, scalarize_copy): Use REPLDUP.
4696 (scalarize_ldst): Move assert before dereference.
4697 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4699 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4701 * regmove.c: Fix unused variable warnings due to previous commit.
4703 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4705 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
4706 (regmove_bb_head): Remove.
4707 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
4708 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
4709 problems with fixup_match_1.
4710 Don't initialize/free regmove_bb_head.
4712 (reg_is_remote_constant_p): If an insn is in the same basic block
4713 but not before INSN, consider it remote, too.
4715 2007-04-05 Anatoly Sokolov <aesok@post.ru>
4718 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
4719 DECL_ASSEMBLER_NAME, not the DECL_NAME.
4721 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
4723 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
4724 (CONDITIONAL_REGISTER_USAGE): Likewise.
4726 2007-04-04 Richard Henderson <rth@redhat.com>
4728 * config/alpha/lib1funcs.asm: Remove unused file.
4730 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4733 * opts.c (print_specific_help): Fix --help=<language>
4735 (common_handle_option): Support --help=common.
4737 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4740 * gcc.c (main): Do not run the linker if
4741 print_subprocess_help indicates that it shouldn't be
4744 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4747 * doc/invoke.texi (--help=): Document <languages> value, fix
4748 formatting in tables of values.
4750 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
4752 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
4753 dllimport attribute of virtual methods.
4755 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
4757 * config/score/crti.asm: Change _bss_start to __bss_start.
4758 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
4759 (OUTGOING_REG_PARM_STACK_SPACE) update.
4760 * config/score/score.opt: add options to make backend support
4761 score5, score5u, score7 and score7d.
4762 * config/score/score.md: Likewise.
4763 * config/score/misc.md: Likewise.
4764 * config/score/mac.md: Likewise.
4765 * doc/invoke.texi: Likewise.
4766 * doc/md.texi: update constraints define.
4768 2007-04-03 Richard Henderson <rth@redhat.com>
4770 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
4771 an appropriate type, use the mode instead.
4773 2007-04-03 Richard Sandiford <richard@codesourcery.com>
4775 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
4776 Set the default --with-arch setting to mips2.
4777 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
4778 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4779 (MULTILIB_OSDIRNAMES): Delete.
4780 (MULTILIB_DIRNAMES): Define.
4781 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
4782 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
4783 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
4784 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
4785 VXWORKS_OS_CPP_BUILTINS.
4786 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
4787 (MIPS_DEBUGGING_INFO): Undefine.
4788 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
4790 2007-04-03 Jakub Jelinek <jakub@redhat.com>
4793 * fold-const.c (native_encode_real): Encode real.c provided longs
4794 as a series of 32-bit native integers.
4795 (native_interpret_real): Interpret buffer as a series of 32-bit
4798 2007-04-03 Richard Guenther <rguenther@suse.de>
4800 * genpreds.c (write_insn_constraint_len): Write function
4801 optimized for CONSTRAINT_LEN implementation.
4802 (write_tm_preds_h): Output insn_constraint_len inline and
4803 use it for CONSTRAINT_LEN.
4804 (write_insn_preds_c): Don't output insn_constraint_len.
4805 * doc/md.texi (define_register_constraint): Document multi-letter
4806 constraints shall have the same length if they start with the same
4809 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4812 * config/i386/i386.md (isinf<mode>2): Expand only when
4813 TARGET_C99_FUNCTIONS is set.
4815 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4817 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
4818 (x86_64-*-linux*): Ditto.
4819 * config/i386/i386.opt (mpc): New option.
4820 * config/i386/i386.c (overrride_options): Handle
4821 ix87_precision_string.
4822 * config/i386/crtprec.c: New file.
4823 * config/i386/t-crtpc: Ditto.
4824 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
4826 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
4827 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4828 crtprec32.o, crtprec64.o and crtprec80.o.
4830 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
4832 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
4834 2007-04-02 Eric Christopher <echristo@apple.com>
4836 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
4837 limitations on darwin.
4839 2007-04-02 Anatoly Sokolov <aesok@post.ru>
4842 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
4844 2007-04-02 Dave Korn <dave.korn@artimi.com>
4846 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
4848 2007-04-02 Dave Korn <dave.korn@artimi.com>
4850 * libgcc2.h (exception_descriptor): Don't forward-declare.
4851 (__get_eh_table_language, __get_eh_table_version): Delete
4852 prototypes of long-dead functions.
4854 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
4856 * ebitmap.h: New file
4857 * ebitmap.c: New file
4858 * Makefile.in (ebitmap.o): New target.
4860 2007-04-01 Jan Hubicka <jh@suse.cz>
4862 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
4863 before very first instruction.
4865 2007-04-01 Jan Hubicka <jh@suse.cz>
4867 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
4868 waring on 64bit hosts.
4869 * bitmap.h: Fix typo in bitmap_head_def.
4871 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
4873 PR rtl-optimization/31391
4874 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
4875 into a DELETED_LABEL note, and the label is in an empty basic
4876 block, update BB_END as well as BB_HEAD.
4878 2007-04-01 Richard Henderson <rth@redhat.com>
4880 PR tree-optimization/31169
4881 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
4882 to varying if the range is outside [0, prec-1].
4884 2007-04-01 Richard Sandiford <richard@codesourcery.com>
4887 * config/mips/mips.md (load_const_gp): New insn.
4888 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
4889 the MIPS16 GP pseudo register if no_new_pseudos.
4890 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
4892 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4895 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
4897 (call_value): Likewise.
4899 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
4900 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4903 * doc/invoke.texi: (optimization options): Reword description
4904 of -ffast-math. Document its primary purpose.
4906 2007-03-31 Richard Guenther <rguenther@suse.de>
4908 * omp-low.c (splay-tree.h): Include.
4909 (lookup_decl): Replace splay-tree usage by pointer-map.
4910 (maybe_lookup_decl): Likewise.
4911 (new_omp_context): Likewise.
4912 (delete_omp_context): Likewise.
4913 * gimplify.c (splay-tree.h): Include.
4914 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
4916 (remap_ssa_name): Likewise.
4917 (remap_decl): Likewise.
4918 (remap_type_1): Likewise.
4919 (remap_type): Likewise.
4920 (copy_body_r): Likewise.
4921 (expand_call_inline): Likewise.
4922 (clone_body): Likewise.
4923 (copy_tree_r): Likewise.
4924 (remap_save_expr): Likewise.
4925 (unsave_r): Likewise.
4926 (unsave_expr_now): Likewise.
4927 (tree_function_versioning): Likewise.
4928 (build_duplicate_type): Likewise.
4929 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
4930 (struct copy_body_data): Replace splay-tree by pointer-map.
4931 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
4932 not $(SPLAY_TREE_H).
4933 (gimplify.o): Depend on $(SPLAY_TREE_H).
4934 (omp-low.p): Likewise.
4936 2007-03-31 Anatoly Sokolov <aesok@post.ru>
4938 * config/avr/predicates.md (even_register_operand,
4939 odd_register_operand): New predicates.
4940 * config/avr/avr.md (movw peephole2): New.
4941 (movw_r peephole2): New.
4943 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
4945 * tree.h (get_signed_or_unsigned_type): New.
4946 * fold-const.c (operand_equal_for_comparison_p): Use
4947 get_signed_or_unsigned_type instead of
4948 lang_hooks.types.signed_or_unsigned_type.
4949 * expr.c (store_expr): Ditto.
4950 * langhooks.c (get_signed_or_unsigned_type): New.
4951 (lhd_signed_or_unsigned_type): New.
4952 * langhooks.h (lhd_signed_or_unsigned_type): New.
4953 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
4955 2007-03-30 Richard Henderson <rth@redhat.com>
4957 * tree-ssa-loop-ivopts.c: Include target.h.
4958 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
4959 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
4960 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
4961 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
4963 2007-03-30 Richard Henderson <rth@redhat.com>
4964 Kai Tietz <kai.tietz@onevision.com>
4966 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
4968 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
4969 (TARGET_64BIT_MS_ABI): New.
4970 (DBX_REGISTER_NUMBER): Handle 64-bit.
4971 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
4972 (LONG_TYPE_SIZE): Force to 32.
4973 (REG_PARM_STACK_SPACE): New.
4974 (OUTGOING_REG_PARM_STACK_SPACE): New.
4975 (REGPARM_MAX, SSE_REGPARM_MAX): New.
4976 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4977 (STACK_BOUNDARY): Use 128 for 64-bit.
4978 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
4979 Add 64-bit implementation.
4980 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
4982 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
4983 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
4984 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
4985 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
4986 (ix86_handle_cconv_attribute): Don't warn when ignoring if
4987 TARGET_64BIT_MS_ABI.
4988 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
4989 (ix86_pass_by_reference): Likewise.
4990 (ix86_function_value_regno_p): Likewise.
4991 (ix86_build_builtin_va_list): Likewise.
4992 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
4993 (function_arg_advance_ms_64): New.
4994 (function_arg_advance): Call it.
4995 (function_arg_ms_64): New.
4996 (function_arg): Call it.
4997 (function_value_ms_64): New.
4998 (ix86_function_value_1): Call it.
4999 (return_in_memory_ms_64): New.
5000 (ix86_return_in_memory): Call it.
5001 (setup_incoming_varargs_ms_64): New.
5002 (ix86_setup_incoming_varargs): Call it.
5003 (ix86_expand_prologue): Handle 64-bit stack probing.
5004 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5005 (output_pic_addr_const): Likewise.
5006 (x86_this_parameter): Likewise.
5007 (x86_output_mi_thunk): Likewise.
5008 (x86_function_profiler): Likewise.
5009 (TARGET_STRICT_ARGUMENT_NAMING): New.
5010 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5011 (TARGET_64BIT_MS_ABI): New.
5012 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5013 * config/i386/i386.md (allocate_stack_worker): Remove.
5014 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5015 describe the clobber of eax without a match_scratch.
5016 (allocate_stack_worker_postreload): Remove.
5017 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5018 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5019 (allocate_stack_worker_rex64_postreload): Remove.
5020 (allocate_stack): Handle 64-bit.
5021 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5022 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5023 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5024 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5025 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5026 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5027 * config.build (x86_64-*-mingw*): New host.
5028 * config.host (x86_64-*-mingw*): New host.
5029 * config.gcc (x86_64-*-mingw*): New target.
5030 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5032 2007-03-30 Richard Henderson <rth@redhat.com>
5033 Kai Tietz <kai.tietz@onevision.com>
5035 * c-pragma.c (struct def_pragma_macro_value): New.
5036 (struct def_pragma_macro): New.
5037 (pushed_macro_table): New.
5038 (dpm_hash, dpm_eq): New.
5039 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5040 (init_pragma): Install them.
5041 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5043 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5045 * config/avr/avr.c (avr_override_options): Clear
5046 'flag_delete_null_pointer_checks'.
5048 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5051 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5052 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5053 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5054 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5055 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5056 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5057 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5059 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5061 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5063 * regmove.c: Move all of pass_stack_adjustments from here...
5064 * combine-stack-adj.c: ...to this new file.
5065 * Makefile.in: Add rules for combine-stack-adj.o.
5067 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5069 PR tree-optimization/31383
5070 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5071 to have the same length.
5073 2007-03-30 Jan Hubicka <jh@suse.cz>
5076 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5077 availablility; add more sanity checking; ask varpool only about
5080 2007-03-29 Richard Henderson <rth@redhat.com>
5082 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5083 to decide, but __SIZEOF_LONG_LONG__.
5085 2007-03-29 Richard Henderson <rth@redhat.com>
5087 * emutls.c (struct __emutls_array): New.
5088 (emutls_destroy): Use it instead of casting element 0 from void*.
5089 (__emutls_get_address): Likewise.
5091 2007-03-29 Richard Henderson <rth@redhat.com>
5093 * varasm.c (initializer_constant_valid_p): Don't deny
5094 DECL_DLLIMPORT_P on functions.
5096 * config/i386/cygming.h: Remove function declarations.
5097 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5098 (ASM_OUTPUT_LABELREF): Remove.
5099 (COMMON_ASM_OP): Remove.
5100 (ASM_OUTPUT_COMMON): Remove.
5101 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5102 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5103 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5104 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5105 Rename from TARGET_ENCODE_SECTION_INFO.
5106 * config/i386/netware.h: Likewise.
5107 * config/i386/i386-protos.h: Update.
5108 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5109 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5110 (legitimate_constant_p): Reject dllimports.
5111 (dllimport_map, get_dllimport_decl): New.
5112 (legitimize_dllimport_symbol): New.
5113 (legitimize_address, ix86_expand_move): Use it.
5114 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5115 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5116 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5117 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5118 * config/i386/predicates.md (constant_call_address_operand): Only
5119 accept symbols; reject dllimport_p symbols.
5120 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5121 i386_pe_maybe_record_exported_symbol.
5122 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5123 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5124 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5125 trust the setting of DECL_DLLIMPORT_P.
5126 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5127 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5128 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5129 tidy the argument scanning loop.
5130 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5131 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5132 (i386_pe_strip_name_encoding): Remove.
5133 (i386_pe_binds_local_p): New.
5134 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5135 (i386_pe_output_labelref): Remove.
5136 (i386_pe_asm_output_aligned_decl_common): New.
5137 (i386_pe_maybe_record_exported_symbol): Rename from
5138 i386_pe_record_exported_symbol; check for dllexported symbols.
5140 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5142 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5143 add comment explaining why vsnprintf cannot be used.
5145 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5147 PR tree-optimization/30666
5148 * tree.c (build_complex_type): When creating type names for DWARF2
5149 debug info, create TYPE_DECLs for TYPE_NAME instead of
5151 (build_common_tree_nodes_2): Use build_complex_type when building
5152 predefined complex types, to preserve canonical types.
5154 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5156 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5157 (noce_get_alt_condition): Look at it to determine whether to
5158 reverse the condition or not.
5159 (noce_get_condition): Substitute the truth for lies.
5160 (noce_find_if_block): Set the then_else_reversed field.
5162 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5164 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5165 destination of this insn.
5166 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5167 than calling gen_rtx_SET directly. Use r0 to hold the value of
5168 'address + 4' rather than a stack based temporary which can be
5171 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5173 * config/s390/s390.c (s390_secondary_input_reload_class,
5174 s390_secondary_output_reload_class): Functions removed.
5175 (s390_secondary_reload): New function.
5176 (TARGET_SECONDARY_RELOAD): Target macro defined.
5177 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5178 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5179 * config/s390/s390.md ("reload_outti", "reload_outdi",
5180 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5181 "reload_out<mode>"): Expanders removed.
5182 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5183 "reload<mode>_nonoffmem_out"): Expanders added.
5185 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5187 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5188 SRC->DEST replacement failed anyway.
5190 2007-03-28 Mike Stump <mrs@apple.com>
5192 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5193 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5194 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5196 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5198 * config.gcc: Accept barcelona as a variant of amdfam10.
5199 * config/i386/i386.c (override_options): Likewise.
5200 * doc/invoke.texi: Likewise.
5202 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5204 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5205 offsets for BIT_FIELD_REF and COMPONENT_REF.
5207 2007-03-28 Richard Guenther <rguenther@suse.de>
5209 * tree.c (is_global_var): Move ...
5210 * tree-flow-inline.h (is_global_var): ... here.
5211 * tree.h (is_global_var): Remove declaration.
5213 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5215 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5217 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5218 * config/i386/i386.c (ix86_tune_features): Initialize new
5220 * config/i386/predicates.md (promotable_binary_operator): Use
5221 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5223 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5226 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5228 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5230 * config/fr30/fr30.md (movsi_internal): Change destination
5231 constraint from m to V and add m to the end.
5233 2007-03-28 Christian Bruel <christian.bruel@st.com>
5235 * config/sh/sh.md (movsi_i): Fix type attribute.
5237 2007-03-28 Christian Bruel <christian.bruel@st.com>
5239 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5240 (movsf_ie): Likewise.
5242 2007-03-28 Christian Bruel <christian.bruel@st.com>
5244 * config.gcc: Add sh4-300 to multilib.
5245 * config/sh/t-mlib-sh4-300: New file.
5247 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5249 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5250 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5252 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5253 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5254 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5255 "fixuns_trunctddi2"): Whitespace fix.
5257 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5259 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5260 the definition of struct sh_args.
5261 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5262 CALL_COOKIE_INT_REG_GET): Likewise.
5264 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5266 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5267 transformations are applied successfully.
5269 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5271 * tree.c (tree_contains_struct): Permit 512 tree codes.
5272 * tree.h (tree_contains_struct): Ditto.
5273 (MAX_TREE_CODES): Ditto.
5274 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5275 SPARE member to store remaining padding bits.
5277 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5279 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5282 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5284 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5285 * configure: Regenerate.
5287 * configure: Regenerate using the correct version of autoconf.
5289 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5291 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5293 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5294 regs to "__SP_L__" and "__SP_H__".
5296 2007-03-27 Richard Guenther <rguenther@suse.de>
5298 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5299 computations with it with a HOST_WIDE_INT variable.
5301 2007-03-26 Mike Stump <mrs@apple.com>
5303 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5304 objective-c-header, objective-c++-header and objc++-cpp-output
5306 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5308 2007-03-26 Richard Henderson <rth@redhat.com>
5311 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5312 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5313 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5314 IX86_BUILTIN_PSRLQ128): New.
5315 (ix86_init_mmx_sse_builtins): Add them.
5316 (ix86_expand_builtin): Expand them.
5317 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5318 operand 2 be TImode.
5319 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5320 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5321 _mm_srli_epi64): Mark __B const.
5322 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5323 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5324 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5325 new two-vector shift builtins.
5327 2007-03-26 Ian Lance Taylor <iant@google.com>
5329 PR tree-optimization/31345
5330 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5331 [+INF, +INF(OVF)] into VARYING.
5333 2007-03-26 Zack Weinberg <zackw@panix.com>
5335 * gengtype-parse.c: New file.
5336 * gengtype-yacc.y: Delete.
5337 * gengtype-lex.l: Don't include gengtype-yacc.h.
5338 Define YY_DECL and yyterminate appropriately for recursive
5339 descent parser. yylval is now a string out-parameter to yylex.
5340 (HWS, EOID): New shorthand.
5341 (IWORD): Add a couple more types.
5342 (yylex): Add a setup stanza. Remove the complex rules for
5343 detecting GTY'ed types and typedefs; replace with simple
5344 keyword detectors. Adjust everything for the changed
5345 definition of yylval. Ignore all pp-directives, not just #define.
5347 (parse_file): Rename yybegin; do not call yyparse.
5349 * gengtype.c (xasprintf): Export again.
5350 (this_file): New. Use everywhere __FILE__ was being used.
5351 (get_lang_bitmap): Special case types defined in gengtype.c.
5352 (do_typedef, new_structure): Suppress definition of certain types.
5353 (new_structure): Improve diagnostics of duplicate definitions.
5354 Make sure location_s is associated with input.h.
5355 (nreverse_pairs, define_location_structures): New functions.
5356 (main): Improve tagging of kludge types. Remove old kludges
5357 for input.h types; use define_location_structures.
5358 * gengtype.h: Update prototypes. Define token codes here.
5359 * Makefile.in: Remove all references to gengtype-yacc.
5360 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5362 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5363 add GTY((skip)) to the field that's only conditionally there.
5364 * doc/install.texi: Document that Bison is no longer required
5365 unless building treelang.
5367 * gengtype.c: Don't include gtyp-gen.h.
5368 (srcdir): Declare here.
5369 (base_files, lang_dir_names): Allocate dynamically.
5370 (gt_files, num_gt_files, num_lang_dirs): New globals.
5371 (measure_input_list, read_input_line, read_input_list)
5372 (set_lang_bitmap): New functions.
5373 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5374 simplify, relying on read_input_list to set up the bitmaps.
5375 (main): Arguments are no longer unused. Check for correct number
5376 of command line arguments, set srcdir and srcdir_len, then call
5377 read_input_list, before doing anything else. No need to worry
5378 about duplicates in main loop.
5379 * configure.ac: Simplify the calculation of all_gtfiles.
5380 Put language tags in there. Don't set or substitute
5381 all_gtfiles_files_langs or all_gtfiles_files_frags.
5382 * Makefile.in: Revamp the way gengtype is invoked, now that it
5383 takes a file on its command line with a much simpler format.
5384 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5385 (GTFILES): Remove duplicates and C source files.
5386 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5387 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5388 * configure: Regenerate.
5390 * gengtype.h: Remove all type definitions to gengtype.c; leave
5391 only definitions of options_p, type_p, and pair_p as opaque
5392 pointers. Update prototypes.
5393 * gengtype.c: Many type definitions moved here from gengtype.h.
5394 Consolidate type definitions at the top of the file.
5395 (xvasprintf): Delete.
5396 (xasprintf): Make static.
5397 (create_nested_pointer_option): Add 'next' parameter.
5398 (create_field_all, create_field_at): New functions.
5399 (create_field): Now a thin wrapper around create_field_all.
5400 (create_optional_field): Rename create_optional_field_ and add
5401 line argument. Original name is now a macro which supplies
5403 (oprintf): Use vsnprintf directly.
5404 (close_output_files): Use fatal rather than perror/exit.
5405 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5406 (main): Set progname. Don't use exit.
5407 * gengtype-yacc.y (struct_fields): Use create_field_at.
5408 (option, optionseqopt): Delete.
5409 (optionseq): Consolidate productions from option here so we
5410 can use the first argument to create_option.
5412 * gengtype-lex.l: Distinguish unions from structures in the
5413 token type. Don't call find_structure; return the tag as a string.
5414 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5415 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5416 Reorganize typedef_struct production accordingly.
5417 Use create_nested_ptr_option.
5418 * gengtype.c (create_nested_ptr_option): New function.
5419 * gengtype.h: Declare it.
5421 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5422 (string_type): Don't declare.
5423 (do_scalar_typedef): Declare.
5424 (create_scalar_type): Update prototype.
5425 * gengtype.c (string_type): Make static.
5426 (scalar_nonchar, scalar_char): New.
5427 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5428 (resolve_typedef): Use scalar_nonchar for error recovery.
5429 (create_scalar_type): Remove name_len field. Return scalar_char
5430 or scalar_nonchar as appropriate.
5431 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5433 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5435 (main): Initialize scalar_char and scalar_nonchar before calling
5437 * gengtype-lex.l: Adjust for removal of second argument to
5438 create_scalar_type. Use yylval.s instead of yylval.t when
5440 * gengtype-yacc.y: Type of SCALAR is string. Call
5441 create_scalar_type from type:SCALAR rule. Adjust for removal of
5442 second argument to create_scalar_type.
5444 * vec.h: Remove all #if IN_GENGTYPE blocks.
5445 Add comment saying that changes may require adjustments to gengtype.
5446 * gengtype.c: Don't include coretypes.h or tm.h.
5447 Add comment to inclusion of errors.h.
5448 (note_def_vec, note_def_vec_alloc): New functions.
5449 * gengtype.h: Declare new functions.
5450 * gengtype-lex.l: Don't include coretypes.h.
5451 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5453 (update_lineno): Remove unnecessary prototype.
5454 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5455 (VEC rule): Just return VEC_TOKEN.
5456 * gengtype-yacc.y (VEC_TOKEN): New token type.
5457 (type): Add a production for VEC(a,b).
5458 * Makefile.in: Update dependencies.
5460 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5461 typedefs that use the old PARAMS macro.
5463 * gengtype-lex.l: Remove all rules and states relating to yacc
5465 * gengtype-yacc.y: Similarly.
5466 * gengtype.c (note_yacc_type): Delete function.
5467 * gengtype.h: Update prototypes.
5469 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5471 * tree-pretty-print.c (dump_generic_node): Report precision of
5472 unnamed integer types.
5474 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5476 * ifcvt.c (noce_try_store_flag_constants): Don't check
5477 no_new_pseudos here.
5478 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5479 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5480 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5481 noce_try_sign_mask): Likewise.
5482 (if_convert): Check no_new_pseudos here.
5484 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5486 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5487 (noce_get_condition): Handle new then_else_reversed argument.
5488 (noce_init_if_info): Remove, fold into noce_find_if_block.
5489 (noce_process_if_block): Take a struct noce_if_info as the
5490 argument. Don't set up one based on ce_if_info. Update pointer
5491 references accordingly.
5492 (cond_move_process_if_block): Likewise.
5493 (process_if_block): Removed.
5494 (find_if_block): Removed. Move functionality two new functions,
5495 noce_find_if_block and cond_exec_find_if_block.
5496 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5497 blocks and the symmetric IF-ELSE-JOIN case.
5498 (cond_exec_find_if_block): Also new function mostly based on old
5499 find_if_block and process_if_block.
5500 (find_if_header): Replace find_if_block call with separately
5501 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5502 (find_cond_trap): Update noce_get_condition call.
5503 (dead_or_predicable): Likewise.
5505 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5507 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5509 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5510 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5511 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5512 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5513 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5514 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5515 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5516 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5517 __builtin_ia32_psrad128 builtins.
5519 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5521 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5522 * config/i386/constraints.md
5523 (define_constraint "I"): Use IN_RANGE macro.
5524 (define_constraint "J"): Ditto.
5525 (define_constraint "K"): Ditto.
5526 (define_constraint "M"): Ditto.
5527 (define_constraint "N"): Ditto.
5528 (define_constraint "O"): Ditto.
5529 * config/i386/predicates.md
5530 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5531 (define_predicate "const_0_to_3_operand"): Ditto.
5532 (define_predicate "const_0_to_7_operand"): Ditto.
5533 (define_predicate "const_0_to_15_operand"): Ditto.
5534 (define_predicate "const_0_to_63_operand"): Ditto.
5535 (define_predicate "const_0_to_255_operand"): Ditto.
5536 (define_predicate "const_1_to_31_operand"): Ditto.
5537 (define_predicate "const_2_to_3_operand"): Ditto.
5538 (define_predicate "const_4_to_7_operand"): Ditto.
5540 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5542 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5543 in SImode for save_world.
5544 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5547 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5549 PR tree-optimization/30784
5550 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
5553 2007-03-25 Revital Eres <eres@il.ibm.com>
5555 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
5556 Fold movement_possibility function into it.
5558 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5560 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
5561 (load_macho_picbase_{si,di}): Convert to LR hard reg.
5562 (call_indirect_nonlocal_darwin64): Same.
5563 (call_nonlocal_darwin64): Same.
5564 (call_value_indirect_nonlocal_darwin64): Same.
5565 (call_value_nonlocal_darwin64): Same.
5566 (sibcall_nonlocal_darwin64): Same.
5567 (sibcall_value_nonlocal_darwin64): Same.
5568 (sibcall_symbolic_64): Same.
5569 (sibcall_value_symbolic_64): Same.
5570 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
5572 (rs6000_emit_load_toc_table): Same.
5573 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
5574 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
5580 (load_toc_v4_pic_si): Same
5581 (load_toc_v4_PIC_1): Same.
5582 (load_toc_v4_PIC_1b): Same.
5583 (call_indirect_aix{32,64}): Same.
5584 (call_value_indirect_aix{32,64}): Same.
5587 (call_local{32,64}): Same.
5588 (call_value_local{32,64}): Same.
5589 (call_indirect_nonlocal_aix{32,64}): Same.
5590 (call_nonlocal_aix{32,64}): Same.
5591 (call_value_indirect_nonlocal_aix{32,64}): Same.
5592 (call_value_nonlocal_aix{32,64}): Same.
5593 (call_indirect_nonlocal_sysv<mode>): Same.
5594 (call_nonlocal_sysv<mode>): Same.
5595 (call_value_indirect_nonlocal_sysv<mode>): Same.
5596 (call_value_nonlocal_sysv<mode>): Same.
5598 (sibcall_local{32,64}): Same.
5599 (sibcall_value_local{32,64}): Same.
5600 (sibcall_nonlocal_aix{32,64}): Same.
5601 (sibcall_value_nonlocal_aix{32,64}): Same.
5602 (sibcall_nonlocal_sysv<mode>): Same.
5603 (sibcall_value): Same.
5604 (sibcall_value_nonlocal_sysv<mode>): Same.
5606 2007-03-24 Paul Brook <paul@codesourcery.com>
5608 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
5609 * config/arm/linux-eabi.h: Remove legacy syscall hack.
5611 2007-03-24 Richard Henderson <rth@redhat.com>
5613 * config/ia64/constraints.md: New file.
5614 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
5615 satisfies_constraint_?.
5616 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
5617 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
5618 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
5619 ia64_output_mi_thunk): Likewise.
5620 (ia64_const_ok_for_letter_p): Remove.
5621 (ia64_const_double_ok_for_letter_p): Remove.
5622 (ia64_extra_constraint): Remove.
5623 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
5624 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
5625 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
5626 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
5627 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
5628 EXTRA_MEMORY_CONSTRAINT): Remove.
5629 * config/ia64/ia64.md: Include constriants.md. Replace
5630 CONST_OK_FOR_? with satisfies_constraint_?.
5632 2007-03-23 Michael Meissner <michael.meissner@amd.com>
5633 H.J. Lu <hongjiu.lu@intel.com>
5635 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
5637 (name macros): Use DPD_BID_NAME to convert names properly.
5639 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
5640 decimal floating point format.
5641 (init_floating_libfuncs): Change decimal functions so that they
5642 have a "bid_" prefix if the decimal system uses the BID format,
5643 and "dpd_" prefix if the decimal system uses the DPD format.
5644 (init_interclass_conv_libfuncs): Ditto.
5645 (init_intraclass_conv_libfuncs): Ditto.
5647 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5648 using the BID format.
5650 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5651 whether we are using the BID decimal format.
5652 * configure: Regenerate.
5654 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5655 the compiler has decimal floating point enabled. Define
5656 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5659 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5660 using the BID format.
5662 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5663 whether we are using the BID decimal format.
5664 * configure: Regenerate.
5666 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5667 the compiler has decimal floating point enabled. Define
5668 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5671 * doc/install.texi (--enable-decimal-float): Document BID and DPD
5672 options, and that it is enabled for i386/x86_64 systems.
5674 * Makefile.in (enable_decimal_float): New.
5676 (DECNUMINC): Add -I$(DECNUMFMT).
5677 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
5678 to $(DECNUMFMT) from $(DECNUM).
5680 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
5681 Substitute enable_decimal_float.
5682 * configure: Regenerated.
5685 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
5688 * configure.ac: Enable decimal float for x86_64-*-linux*.
5689 * configure: Regenerated.
5692 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
5693 decimal128ClearSign to flip and clear the sign bit in decimal128.
5694 (decimal_real_maxval): Set decimal128SetSign to set the sign
5697 2007-03-23 Ian Lance Taylor <iant@google.com>
5699 * fold-const.c (fold_binary): Correct warning for X - c >= X.
5701 2007-03-23 Ian Lance Taylor <iant@google.com>
5703 * tree-dump.c (dump_files): Correct comment.
5705 2007-03-23 Ian Lance Taylor <iant@google.com>
5707 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
5709 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
5711 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
5712 in cfglayout mode. Don't go into and out of cfglayout mode.
5713 Link the blocks in the order of the constructed traces.
5714 (rest_of_handle_tracer): Adjust call to tracer.
5715 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
5716 Don't go into cfglayout mode.
5717 (rtl_loop_done): Don't go out of cfglayout mode.
5718 * cfglayout.c (relink_block_chain): New function, split out from...
5719 (fixup_reorder_chain): ...here. Remove redundant checking.
5720 (cfg_layout_finalize): Don't clear the header, footer, and aux
5721 fields here, move the code to do so to relink_block_chain. Likewise
5722 for free_original_copy_tables.
5723 * rtl.h (tracer): Update prototype.
5724 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
5725 Assert we are in cfglayout mode. Don't go into and out of cfglayout
5726 mode. Use relink_block_chain to serialize the CFG according to the
5727 new basic block order. Move targetm.cannot_modify_jumps_p check from
5729 (gate_handle_reorder_blocks): ...to here.
5730 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
5732 (gate_duplicate_computed_gotos): ...to here.
5733 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
5734 something always changes when going into and out of cfglayout mode.
5735 Perform an expensive cfg cleanup while going into cfglayout mode.
5736 Always update liveness information on HAVE_conditional_execution
5737 targets. Reserialize the basic blocks and go out of cfglayout mode.
5738 * reg-stack.c: Include cfglayout.h.
5739 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
5740 the call to reorder_basic_blocks.
5741 * basic-block.h (reorder_basic_blocks): Update prototype.
5742 (relink_block_chain): New prototype.
5743 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
5745 2007-03-23 Joseph Myers <joseph@codesourcery.com>
5747 * config/mips/mips.md (type, hazard, *movdi_32bit,
5748 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
5749 *movhi_internal, *movqi_internal, *movsf_hardfloat,
5750 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
5751 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
5752 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
5754 (movcc): Change first xfer to multi.
5755 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
5756 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
5757 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
5758 config/mips/generic.md: Change reservations using "xfer" to use
5760 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
5761 using match_operand.
5762 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
5763 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
5765 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
5767 2007-03-22 Richard Henderson <rth@redhat.com>
5769 * config/i386/i386.c: Remove unnecessary function declarations.
5770 Move targetm definition, and all related macros, to the end of
5771 the file. Resort some functions to put definitions before uses.
5772 (ix86_attribute_table): Make static. Move to end of file.
5773 (ix86_gimplify_va_arg): Make static.
5775 2007-03-22 Richard Henderson <rth@redhat.com>
5777 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
5778 don't increase local_regparm with force_align_arg_pointer check.
5779 (ix86_function_sseregparm): Assert 32-bit.
5780 (type_has_variadic_args_p): New.
5781 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
5782 type_has_variadic_args_p.
5783 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
5784 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
5785 use memset instead. Do maybe_vaarg check first; skip attribute
5786 tests if true; skip attribute tests for 64-bit.
5787 (construct_container): Remove TARGET_DEBUG_ARG.
5788 (function_arg_advance_32, function_arg_advance_64): Split out ...
5789 (function_arg_advance): ... from here.
5790 (function_arg_32, function_arg_64): Split out ...
5791 (function_arg): ... from here.
5792 (ix86_pass_by_reference): Tidy.
5793 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
5794 (function_value_32): New, from parts of ix86_function_value
5795 and ix86_value_regno.
5796 (function_value_64): New, from parts of ix86_function_value
5797 and ix86_libcall_value.
5798 (ix86_function_value_1): New.
5799 (ix86_function_value, ix86_libcall_value): Use it.
5800 (return_in_memory_32, return_in_memory_64): Split out ...
5801 (ix86_return_in_memory): ... from here.
5802 (ix86_struct_value_rtx): Skip for 64-bit.
5803 (ix86_libcall_value, ix86_value_regno): Remove.
5804 (setup_incoming_varargs_64): Split out ...
5805 (ix86_setup_incoming_varargs): ... from here.
5806 (ix86_va_start): Remove TARGET_DEBUG_ARG.
5807 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
5808 * config/i386/i386-protos.h (ix86_function_value): Remove.
5809 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
5811 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5814 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
5815 infinities not supported, otherwise emit warning if -Woverflow. On
5816 underflow, emit warning if -Woverflow.
5817 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
5819 * real.h (real_from_string): Update declaration
5821 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
5822 Richard Henderson <rth@redhat.com>
5824 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
5825 * calls.c (compute_argument_block_size, expand_call,
5826 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
5827 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
5828 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
5829 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
5830 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
5831 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
5832 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
5833 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
5836 2007-03-22 Joseph Myers <joseph@codesourcery.com>
5838 * c-incpath.c (add_sysroot_to_chain): New.
5839 (merge_include_chains): Add sysroot argument. Call
5840 add_sysroot_to_chain if sysrooted.
5841 (register_include_chains): Update call to merge_include_chains.
5842 * doc/cppopts.texi: Document use of '=' in include directory
5845 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
5847 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
5848 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
5849 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
5850 insn pattern using X87MODEF12 mode macro.
5852 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
5854 * regmove.c (regmove_optimize): Use reg_mentioned_p
5855 instead of reg_overlap_mentioned_p for DST.
5857 2007-03-21 Mike Stump <mrs@apple.com>
5859 * c.opt: Fixup for Objective-C/C++.
5861 2007-03-21 Steve Ellcey <sje@cup.hp.com>
5863 * explow.c (convert_memory_address): Fold memory reference when
5864 POINTERS_EXTEND_UNSIGNED < 0
5866 2007-03-21 Richard Henderson <rth@redhat.com>
5869 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
5870 * config/i386/mmintrin.h (__m64): Likewise.
5871 * config/i386/xmmintrin.h (__m128): Likewise.
5873 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5875 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
5876 (VXWORKS_OS_CPP_BUILTINS): Define.
5877 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
5878 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
5880 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5882 * rtl.h (constant_pool_reference_p): Delete.
5883 (find_constant_src): Declare.
5884 * rtlanal.c (find_constant_src): New function.
5885 * simplify-rtx.c (constant_pool_reference_p): Delete.
5886 * config/i386/i386.md: Use find_constant_src instead of
5887 constant_pool_reference_p/avoid_constant_pool_reference pairs.
5889 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5891 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
5892 * c-cppbuiltin.c (c_cpp_builtins): Define them.
5894 2007-03-20 Mark Mitchell <mark@codesourcery.com>
5896 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
5897 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
5898 (arm_elf_asm_constructor): Use it.
5899 (arm_elf_asm_destructor): New function.
5901 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
5903 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5905 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
5907 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
5909 2007-03-19 Andrew Haley <aph@redhat.com>
5911 PR tree-optimization/31264
5912 * tree-vrp.c (register_edge_assert_for_1): Don't look though
5915 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
5917 PR rtl-optimization/30907
5918 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
5919 (fwprop_init): Always call loop_optimizer_initialize.
5920 (fwprop_done): Always call loop_optimizer_finalize.
5921 (fwprop): We always have loop info now.
5922 (gate_fwprop_addr): Remove.
5923 (pass_fwprop_addr): Use gate_fwprop as gate.
5925 PR rtl-optimization/30841
5926 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
5927 df_chain_alloc): Call df_reorganize_refs unconditionally.
5928 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
5929 refs_organized to refs_organized_size.
5930 (df_ref_create_structure): Use refs_organized_size instead of
5931 bitmap_size if refs had been organized, and keep refs_organized_size
5933 * df.h (struct df_ref_info): Change refs_organized to
5934 refs_organized_size.
5935 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
5938 2007-03-19 Mark Mitchell <mark@codesourcery.com>
5940 * except.c (output_function_exception_table): Do not reference the
5941 EH personality routine for functions that do not require an
5944 2007-03-20 Jakub Jelinek <jakub@redhat.com>
5947 * c-typeck.c (convert_for_assignment): Call comptypes for
5948 RECORD_TYPE or UNION_TYPE.
5951 * reload1.c (reload): Do invalid ASM checking after
5952 cleanup_subreg_operands.
5954 2007-03-19 Jeff Law <law@redhat.com>
5956 * tree-cfg.c (find_taken_edge): Tighten conditions for
5957 optimizing computed gotos.
5959 2007-03-19 Michael Matz <matz@suse.de>
5961 * builtins.c (expand_builtin_sync_operation,
5962 expand_builtin_compare_and_swap,
5963 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
5966 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
5967 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
5970 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5972 * doc/tm.texi: Add brackets around the return type of
5973 TARGET_SECONDARY_RELOAD.
5975 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5976 Richard Guenther <rguenther@suse.de>
5978 PR tree-optimization/31254
5979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5980 Use handled_component_p () where appropriate. Continue
5981 propagating into the rhs if we propagated into an INDIRECT_REF
5984 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5986 * config/s390/s390.md (op_type attribute): RRR instruction type added.
5987 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5988 (xde, xdee): Mode attributes adjusted to support DFP modes.
5989 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
5990 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
5991 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
5992 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
5993 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
5994 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5995 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
5997 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
5998 "movsf"): Insn definitions removed.
5999 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6000 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6001 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6003 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6004 "reload_in<mode>", "reload_out<mode>"): Expander added.
6005 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6008 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6010 * config/s390/s390.md: Only non-functional changes. Renamed
6011 FPR mode macro to BFP all over the file.
6013 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6015 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6016 (op_type attribute): RRF instruction type added.
6017 (fT0): New mode attribute.
6018 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6019 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6020 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6021 no secondary memory is needed when moving DFmode values between GPRs
6024 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6026 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6027 inverted and documentation adjusted.
6028 ("mhard-dfp", "msoft-dfp"): New options.
6029 * config/s390/s390.c (s390_handle_arch_option): New architecture
6031 (override_options): Sanity checks for the new options added.
6032 * config.gcc: New architecture switch: z9-ec.
6033 * config/s390/s390.h (processor_flags): PF_DFP added.
6034 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6035 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6036 when the bit is NOT set so remove it from the defaults.
6038 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6040 * genemit.c (main): Print include statement for dfp.h.
6041 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6044 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6046 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6048 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6051 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6054 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6056 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6057 attr_length_call, output_call, output_indirect_call): Cleanup
6058 formatting of targetm calls.
6060 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6062 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6064 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6066 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6067 reservation, bypass and anti-bypass descriptions for these instructions.
6068 Update move patterns.
6069 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6072 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6074 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6075 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6076 (get_initial_def_for_reduction): Likewise.
6078 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6080 Fix PR tree-optimization/29922
6081 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6082 (get_representative): Removed.
6083 (value_dies_in_block_x): Update for rvuse removal.
6084 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6085 (compute_antic_aux): Handle when PHI nodes appear in
6086 non-single-successors.
6087 (dump_bitmap_of_names): Removed.
6088 (compute_antic_safe): Renamed and removed rvuse calculation.
6089 Calculate only antic safe.
6090 (insert_into_preds_of_block): Remove assert.
6091 (execute_pre): Update for renamed functions.
6092 (defer_or_phi_translate_block): New function.
6094 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6096 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6097 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6099 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6100 Follow spelling conventions.
6102 * tree-data-ref.h: Remove the prototype for analyze_array.
6104 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6106 PR tree-optimization/31041
6107 * tree-vect-transform.c (get_initial_def_for_induction): Call
6108 force_gimple_operand.
6110 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6112 * ipa-type-escape.c (look_for_casts) : Revert code to use
6113 handled_component_p due to ada test a-numaux.adb.
6115 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6117 * final.c (final_scan_insn): Alter the condition of a
6118 conditional trap if we have nonstandard CC.
6120 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6122 * configure.ac: Remove excess quoting from asm line 0 test.
6123 * configure: Rebuilt.
6125 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6127 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6128 * c-common.c (convert_and_check): Move warning logic to...
6129 (warnings_for_convert_and_check): ...here. Define.
6130 * c-common.h (warnings_for_convert_and_check): Declare.
6132 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6134 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6135 (output_call): Likewise.
6137 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6139 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6141 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6143 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6145 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6147 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6148 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6150 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6152 PR tree-optimization/31183
6153 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6154 Use double_int instead of unsigned int for representing access_strides.
6155 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6157 2007-03-16 Richard Guenther <rguenther@suse.de>
6159 PR tree-optimization/31146
6160 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6161 to allow recursion of forward_propagate_addr_expr.
6162 (forward_propagate_addr_into_variable_array_index): Likewise.
6163 (forward_propagate_addr_expr): Likewise.
6164 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6165 (forward_propagate_addr_expr_1): Recurse on simple copies
6166 instead of propagating into them. Do so for useless conversions
6168 (forward_propagate_addr_expr): Clean up unused statements after
6171 2007-03-16 Richard Guenther <rguenther@suse.de>
6173 * builtins.c (expand_builtin_cexpi): Use the right argument
6174 for the expansion via cexp.
6176 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6178 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6179 * configure: Rebuilt.
6181 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6184 * dwarf2out.c (force_type_die): Adjust comment.
6185 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6187 2007-03-15 DJ Delorie <dj@redhat.com>
6189 * config/frv/predicates.md (minmax_operator): Don't check operands
6192 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6194 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6195 Update constant estimates of number of iterations.
6196 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6197 argument renamed to "realistic".
6198 (compute_estimated_nb_iterations): Removed.
6199 (record_niter_bound): New function.
6200 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6201 call record_nonwrapping_iv with upper = false.
6202 (infer_loop_bounds_from_signedness): Pass upper argument to
6203 record_nonwrapping_iv.
6204 (estimate_numbers_of_iterations_loop): Do not call
6205 compute_estimated_nb_iterations. Record estimate based on profile
6206 information. Initialize the constant estimates of number of
6208 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6210 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6211 number of iterations is too small.
6212 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6213 (EST_NOT_AVAILABLE): Removed.
6214 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6215 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6218 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6220 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6221 Handle NE_EXPR guards.
6223 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6226 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6227 Set also -pedantic-errors by default for the preprocessor unless
6228 -fpermissive is given.
6230 2007-03-15 Richard Guenther <rguenther@suse.de>
6234 * builtins.c (expand_builtin_cexpi): As a fallback if we
6235 don't have builtins for sincos or cexp create a function
6236 declaration for cexp and expand to a call to that.
6237 (expand_builtin_int_roundingfn): Always fall
6238 back to floor/ceil and its variants even if they may be
6241 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6244 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6245 jump tables, move the call to delete_dead_jumptables from here...
6246 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6247 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6248 don't allow merging of blocks that try_redirect_by_replacing_jump
6249 also does not handle when not optimizing.
6251 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6252 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6254 * config/i386/i386.md (x86_sahf_1): Correctly handle
6257 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6260 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6261 x86_64_general_operand as operand[2] predicate. Remove "iF"
6262 from operand constraints and use "e" constraint instead.
6263 (*subti3_1, *subti3_1 splitter): Ditto.
6264 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6265 operand[1] predicate.
6267 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6269 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6270 arrays, multiply the access strides by the size of the sub-array.
6271 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6273 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6275 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6276 the configured assembler supports the sahf mnemonic.
6277 * configure: Regenerate.
6278 * config.in: Regenerate.
6280 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6281 emit "sahf" or ".byte\t0x9e" as asm template.
6283 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6286 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6287 option to replace hard coded TARGET_xxx in md file.
6288 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6289 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6290 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6291 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6292 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6293 (X86_TUNE_NOT_VECTORMODE): Ditto.
6294 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6295 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6296 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6297 (TUNE_SLOW_IMUL_IMM8): Ditto.
6298 (TUNE_MOVE_M1_VIA_OR): Ditto.
6299 (TUNE_NOT_UNPAIRABLE): Ditto.
6300 (TUNE_NOT_VECTORMODE): Ditto.
6302 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6305 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6306 tuning options instead of hard coded TARGET_xxx.
6307 (fix ssemode peephole2's): Ditto.
6308 (imul peephole2's): Ditto.
6310 (movdi_or_rex64): Ditto.
6311 (move peephole2): Ditto.
6312 (not peephole2's): Ditto.
6314 2007-03-14 Dirk Mueller <dmueller@suse.de>
6316 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6317 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6318 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6320 * c-parser.c (c_parser_do_statement): Warn about empty body in
6322 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6323 * doc/invoke.texi (-Wempty-body): Update documentation.
6325 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6328 * c-common.h (warn_for_div_by_zero): Declare.
6329 * c-common.c (warn_for_div_by_zero): Define.
6330 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6333 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6335 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6336 to PREFIX and STANDARD_PREFIX.
6338 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6339 Phil Edwards <phil@codesourcery.com>
6341 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6342 (__gthread_once_t): Remove busy field for RTPs.
6343 (__GTHREAD_ONCE_INIT): Update accordingly.
6345 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6347 * doc/invoke.texi: Document VxWorks options.
6349 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6351 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6353 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6355 PR tree-optimization/30590
6356 * tree-nrv.c (tree_nrv): Check for the partial update of the
6359 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6361 * flags.h (flag_random_seed): Remove declaration, in favor of...
6362 * toplev.h (get_random_seed, set_random_seed): ... these.
6363 * tree.c (get_file_function_name): Use the former.
6364 * opts.c (common_handle_option): Use the latter.
6367 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6370 * cse.c (cse_find_path): Do not bail out if a basic block that
6371 we already visited now becomes part of a path that starts at a
6372 different basic block. Just disallow this, to make sure we
6373 visit each basic block at most once.
6375 2007-03-13 Jan Hubicka <jh@suse.cz>
6377 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6378 when profile esitmate is present, calls with very low frequency are
6381 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6383 PR tree-optimization/30730
6384 PR tree-optimization/26900
6385 * tree-ssa-loop-niter.c: Include gmp.h.
6387 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6388 split_to_var_and_offset, determine_value_range,
6389 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6390 bound_difference, bounds_add, bounds_negate,
6391 number_of_iterations_ne_max, dump_affine_iv): New functions.
6392 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6393 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6394 difference of initial and final value of control iv to validate
6396 (number_of_iterations_cond): Add loop parameter. Determine bounds
6397 on the difference of the extremes of the control iv. Add dumps.
6398 (expand_simple_operations): Handle phi nodes.
6399 (simplify_using_initial_conditions): Do not record used conditions.
6400 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6401 Do not set additional_info.
6402 (implies_nonnegative_p, implies_ge_p): Removed.
6403 (derive_constant_upper_bound): Do not use parameter `additional'.
6404 (record_estimate): Parameter `additional' removed. Parameter
6405 `i_bound' added. Do not call derive_constant_upper_bound.
6406 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6407 bound the number of iterations estimate.
6408 (estimate_numbers_of_iterations_loop): Pass the estimate from
6409 the number of iterations analysis to record_estimate.
6410 * tree.h (multiple_of_p): Declare.
6411 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6412 (scev_const_prop): Do not check expression_expensive_p.
6413 * fold-const.c (multiple_of_p): Exported.
6414 * double-int.c (double_int_mask): Exported.
6415 * double-int.h (double_int_mask): Declare.
6416 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6417 field. Added max field.
6419 2007-03-13 David Taylor <taylor@candd.org>
6422 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6425 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6428 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6429 two unamed patterns.
6431 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6433 * config/i386/i386.opt (mcx16, msahf): New options.
6434 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6435 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6437 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6438 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6439 Output -mcx16 and -msahf options when corresponding bit is set.
6441 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6444 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6446 * configure.ac: Test for assembler tolerance to # 0 "".
6447 * configure, config.in: Rebuilt.
6448 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6450 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6452 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6454 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6455 (handle_syscall): Handle direct system calls.
6456 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6458 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6460 * doc/invoke.texi: Fix cpp.info cross-reference.
6461 * doc/passes.texi: Fix gcc.info cross-reference.
6463 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6465 PR tree-optimization/30835
6466 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6467 bb_for_stmt is not NULL before accessing it.
6469 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6471 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6474 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6477 * doc/install.texi: Document --enable-stage1-languages
6479 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6481 * tree-pass.h (pass_into_cfg_layout_mode,
6482 pass_outof_cfg_layout_mode): Declare.
6483 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6484 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6485 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6486 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6488 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6490 * c-decl.c (warn_variable_length_array): New function.
6491 Refactored from grokdeclarator to handle warn_vla
6492 and handle unnamed array case.
6493 (grokdeclarator): Refactored VLA warning case.
6494 * c.opt (Wvla): New flag.
6495 * doc/invoke.texi (Wvla): New warning.
6497 2007-03-12 Richard Henderson <rth@redhat.com>
6499 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6500 (TARGET_SECTION_TYPE_FLAGS): New.
6502 2007-03-12 Richard Henderson <rth@redhat.com>
6504 * config/darwin.c (machopic_reloc_rw_mask): New.
6505 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6506 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6508 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6510 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6511 * cppdefault.h (cpp_PREFIX): Document.
6512 (cpp_PREFIX_len): Likewise.
6513 (cpp_EXEC_PREFIX): New variable.
6514 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6515 * c-incpath.c (add_standard_paths): Correct logic for relocating
6516 paths within prefix.
6518 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6520 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6521 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6523 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6524 fix_truncdfdi_sse using SSEMODEF mode macro.
6525 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6526 fix_truncdfsi_sse using SSEMODEF mode macro.
6527 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6528 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6530 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6532 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6535 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6537 * tree.h : Add multiple_of_p declaration.
6538 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6539 * ipa-type-escape.c (results_of_malloc): Redundant.
6540 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6541 (cast_type): Extended with new members.
6542 (check_cast): Returns cast_type.
6543 (cast): New structure for data of walk_use_def_chains.
6544 (is_malloc_result, is_cast_from_non_pointer_1,
6545 is_cast_from_non_pointer,
6546 is_array_access_through_pointer_and_index): New functions.
6547 (look_for_casts): Returns cast types.
6548 (check_call): Returns void.
6549 (okay_pointer_operation): Use support of pointer plus index,
6550 pointer plus constant and allow all multiplications.
6552 2007-03-11 Richard Guenther <rguenther@suse.de>
6554 PR tree-optimization/31115
6555 * tree-vrp.c (extract_range_from_binary_expr): Make sure
6556 the shift count is positive and non-anti-range for RSHIFT_EXPR.
6557 A shift count of zero is not special as with *_DIV_EXPR.
6558 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
6561 2007-03-11 Ian Lance Taylor <iant@google.com>
6563 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
6564 the *_DIV_EXPR codes correctly with overflow infinities.
6566 2007-03-11 Ira Rosen <irar@il.ibm.com>
6568 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
6569 indicate success/failure of the analysis. Add negation to subtrahend
6570 in case of subtraction. Fail if both operands contain constants.
6571 (create_data_ref): Fail if analyze_offset fails.
6573 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
6575 * config/i386/i386.md (frndintxf2): Rename to ...
6576 (rintxf2): ... this. Remove expander having same name.
6577 (rintsf2, rintdf2): Implement using SSEMODEF macro.
6578 (roundsf2, rounddf2): Ditto.
6579 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
6580 (lround<mode>di2, lround<mode>si2): Ditto.
6582 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
6584 * lower-subreg.c: Include except.h.
6585 (decompose_multiword_subregs): Verify that the only control flow
6586 insns we can split are loads to multi-words pseudos.
6587 Handle breaking such blocks after splitting, instead of calling
6588 find_many_sub_basic_blocks.
6590 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
6591 on the new basic block. Add a lengthy comment explaining why we
6592 thought this was necessary.
6593 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
6595 2007-03-10 Mark Mitchell <mark@codesourcery.com>
6598 * tree.c (walk_type_fields): Recurse into the element type of
6599 ARRAY_TYPEs if there is a pointer set.
6601 2007-03-10 Dirk Mueller <dmueller@suse.de>
6603 * c-common.c (warn_logical_operator): Fix condition.
6605 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
6607 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
6609 * config/darwin.c (machopic_select_section): Remove superfluous
6610 argument in call to categorize_decl_for_section. Remove unused
6613 2007-03-10 Joseph Myers <joseph@codesourcery.com>
6615 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
6617 * configure: Regenerate.
6619 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
6622 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
6623 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
6624 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
6625 Add LABEL_NUSES to emitted label.
6626 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
6627 branch probability value to emitted jump insn.
6628 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
6629 Do not check life information and do not re-arrange input operands
6630 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
6632 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6634 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
6635 the change of decode_asm_operands.
6637 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6639 * mode-switching.c (create_pre_exit): Skip blockage insn.
6641 2007-03-09 Diego Novillo <dnovillo@redhat.com>
6643 * tree-pass.h (TODO_update_smt_usage): Remove.
6645 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6649 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6651 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
6652 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
6653 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
6656 2007-03-09 Geoffrey Keating <geoffk@apple.com>
6658 * gcc.c: Document %{, in big comment at top.
6659 (input_suffix_matches): Remove special handling for .s and
6661 (input_spec_matches): New.
6662 (handle_braces): Handle %{,.
6663 (validate_switches): ',' indicates a value which is not a switch.
6664 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
6665 to detect assembler input.
6666 * config/i386/sol2.h (CPP_SPEC): Likewise.
6667 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
6668 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6669 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
6670 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
6671 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
6672 -m64 causes deployment target to default to 10.5.
6673 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6675 2007-03-09 Richard Henderson <rth@redhat.com>
6678 * target.h (targetm.asm.out.reloc_rw_mask): New.
6679 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
6680 (TARGET_ASM_OUT): Use it.
6681 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
6682 * varasm.c (categorize_decl_for_section): Remove shlib argument;
6683 use the new reloc_rw_mask target hook instead.
6684 (default_section_type_flags_1): Merge into...
6685 (default_section_type_flags): ... here.
6686 (decl_readonly_section_1): Merge into...
6687 (decl_readonly_section): ... here.
6688 (default_elf_select_section_1): Merge into...
6689 (default_elf_select_section): ... here.
6690 (default_unique_section_1): Merge into...
6691 (default_unique_section): ... here.
6692 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
6693 (default_select_rtx_section): Use it.
6694 (default_elf_select_rtx_section): Likewise.
6695 * output.h: Update to match.
6696 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
6697 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
6698 (TARGET_ASM_RELOC_RW_MASK): New.
6699 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
6700 to categorize_decl_for_section.
6701 (x86_64_elf_unique_section): Likewise.
6702 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6703 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
6704 (TARGET_ASM_RELOC_RW_MASK): New.
6705 * config/ia64/ia64.c (ia64_rwreloc_select_section,
6706 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
6707 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
6708 (TARGET_RWRELOC): Remove.
6709 (ia64_section_type_flags): Adjust call to default_section_type_flags.
6710 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6711 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
6712 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
6713 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
6714 (rs6000_xcoff_select_section): Use decl_readonly_section.
6715 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
6716 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6717 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
6718 (TARGET_SECTION_TYPE_FLAGS): Remove.
6719 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
6721 2007-03-09 Roger Sayle <roger@eyesopen.com>
6723 * fold-const.c (fold_comparison): Remove compile-time evaluation of
6724 complex constant equality/inequality comparisons for here.
6725 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
6726 known at compile-time or can be simplified to a scalar comparison.
6727 (fold_relational_const): Move compile-time evaluation of complex
6728 constant equality/inequality comparisons to here.
6730 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6732 PR rtl-optimization/30643
6733 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
6735 (fold_rtx): Recurse, like before 2006-11-03.
6737 2007-03-09 DJ Delorie <dj@redhat.com>
6739 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
6742 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
6744 PR tree-optimization/30375
6745 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
6746 LHS of statements is not the same.
6747 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
6749 2007-03-09 Chao-ying Fu <fu@mips.com>
6751 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
6753 * doc/invoke.texi (-mdspr2): Document new option.
6754 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
6755 New unspec for DSP REV 2.
6756 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
6757 these instructions are extended in DSP REV 2.
6758 (mips-dspr2.md): Include.
6759 * config/mips/mips.opt (mdspr2): New option.
6760 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
6761 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
6762 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
6763 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
6764 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
6765 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
6766 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
6768 (bdesc_map): Add one field of unsupported_target_flags.
6769 (bdesc_arrays): Update entries to have extra fields. Add
6771 (mips_init_builtins): Initialize new function types.
6772 Check unsupported_target_fileds to filter out builtins.
6773 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
6775 (ASM_SPEC): Pass mdspr2 to the assembler.
6776 * config/mips/mips-dspr2.md: New file.
6778 2007-03-09 Sa Liu <saliu@de.ibm.com>
6780 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
6782 2007-03-09 Ian Lance Taylor <iant@google.com>
6784 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
6785 argument) like -Wstrict-overflow=2.
6786 * doc/invoke.texi (Warning Options): Update documentation.
6788 2007-03-09 Dirk Mueller <dmueller@suse.de>
6791 * doc/invoke.texi (-Wlogical-op): Document.
6792 * common.opt (-Wlogical-op): New.
6793 * c-common.h (warn_logical_operator): Declare.
6794 * c-common.c (warn_logical_operator): Define.
6795 * c-typeck.c (parser_build_binary_op): Call
6796 warn_logical_operator.
6798 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6800 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
6801 * final.c (final_scan_insn): Test for non-"" file name.
6803 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
6805 * doc/loop.texi: Document the Omega linear constraints solver.
6806 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
6807 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
6808 omega-hash-table-size, omega-max-keys, and
6809 omega-eliminate-redundant-constraints.
6810 * tree-pass.h (pass_check_data_deps): Declared.
6813 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
6814 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
6815 pass_check_data_deps): New.
6816 * tree-data-ref.c (init_data_ref): Remove declaration.
6817 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
6818 (analyze_array): Renamed init_array_ref, move up initializations.
6819 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
6820 Removed arguments that are set to NULL.
6821 (analyze_indirect_ref): Correct indentation, correct call to
6823 (object_analysis): Call init_array_ref instead of analyze_array.
6824 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
6825 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
6826 of DR_ACCESS_FNS_ADDR.
6827 (init_omega_eq_with_af, omega_extract_distance_vectors,
6828 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
6829 ddr_consistent_p): New.
6830 (compute_affine_dependence): Check consistency of ddrs when
6831 flag_check_data_deps is passed.
6832 (analyze_all_data_dependences): Uncomment.
6833 (tree_check_data_deps): New.
6834 * tree-data-ref.h: Include omega.h.
6835 (DR_ACCESS_FNS_ADDR): Removed.
6836 (data_dependence_relation): Add inner_loop.
6837 (DDR_INNER_LOOP): New.
6838 * common.opt (fcheck-data-deps): New.
6839 * tree-flow.h (tree_check_data_deps): Declare.
6840 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
6841 (OBJS-common): Depend on omega.o.
6843 * passes.c (pass_check_data_deps): Scheduled.
6844 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
6845 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
6846 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
6847 PARAM_VECT_MAX_VERSION_CHECKS,
6848 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
6850 2007-03-09 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/30904
6854 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
6855 the same way as *_DIV_EXPR.
6857 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6859 * recog.c (decode_asm_operands): No mixed declarations and code.
6861 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6863 * rtl.def (ASM_INPUT): Add location.
6864 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
6865 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
6866 (decode_asm_operands): Add loc operand.
6867 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
6868 * stmt.c (expand_asm): Rename to...
6869 (expand_asm_loc): ... this. Add locus argument. Pass it on to
6870 gen_rtx_ASM_INPUT_loc.
6871 (expand_asm_expr): Adjust.
6872 * recog.c (decode_asm_operands): Add loc operand.
6873 (check_asm_operands, extract_insn): Adjust.
6874 * reload1.c (maybe_fix_stack_asms): Likewise.
6875 * final.c (asm_insn_count): Likewise.
6876 (final_scan_insn): Output # line before and after asm.
6878 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
6880 * tree-ssa-structalias.c (variable_info): Remove
6882 (new_var_info): Ditto.
6883 (shared_bitmap_info_t): New structure.
6884 (shared_bitmap_table): New variable.
6885 (shared_bitmap_hash): New function.
6886 (shared_bitmap_eq): Ditto
6887 (shared_bitmap_lookup): Ditto.
6888 (shared_bitmap_add): Ditto.
6889 (merge_smts_into): Change to take bitmap directly.
6890 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
6891 (init_alias_vars): Init shared bitmap hashtable.
6892 (delete_points_to_sets): Delete shared bitmap hashtable.
6893 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
6894 is_aliased removal as a change that was still necessary was
6897 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
6899 * config/i386/i386.h (override_options): Conditionally disable
6900 x86_sahf for 64bit targets only.
6902 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6905 * c-decl.c (merge_decls): Don't call make_var_volatile.
6906 * varasm.c (make_var_volatile): Remove.
6907 * output.h (make_var_volatile): Remove.
6909 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
6911 PR tree-optimization/31085
6912 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
6914 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
6917 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
6918 ATTR_CONST_NOTHROW_LIST.
6920 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6923 2007-03-08 Diego Novillo <dnovillo@redhat.com>
6925 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
6927 2007-03-08 Geoffrey Keating <geoffk@apple.com>
6930 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
6932 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
6933 passed, use shared libgcc.
6935 2007-03-08 Roger Sayle <roger@eyesopen.com>
6937 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
6938 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6939 (honor_protect_cleanup_actions, lower_try_finally_switch):
6941 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
6942 ifc_temp_var): Likewise.
6943 * tree-inline.c (setup_one_parameter): Likewise.
6944 * tree-mudflap.c (mf_decl_cache_locals,
6945 mf_build_check_statement_for): Likewise.
6946 * tree-nested.c (init_tmp_var, save_tmp_var,
6947 finalize_nesting_tree_1): Likewise.
6948 * tree-outof-ssa.c (insert_copy_on_edge,
6949 insert_backedge_copies): Likewise.
6950 * tree-profile.c (tree_gen_edge_profiler,
6951 tree_gen_ic_profiler): Likewise.
6952 * tree-scalar-evolution.c (scev_const_prop): Likewise.
6953 * tree-sra.c (sra_build_assignment): Likewise.
6954 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
6955 * tree-ssa-math-opts.c (insert_reciprocals,
6956 execute_cse_sincos_1): Likewise.
6957 * tree-tailcall.c (adjust_accumulator_values,
6958 adjust_return_value): Likewise.
6959 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
6960 * tree-vect-transform.c (vect_create_data_ref_ptr,
6961 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
6962 vect_create_epilog_for_reduction, vectorizable_reduction,
6963 vectorizable_call, vectorizable_conversion,
6964 vectorizable_assignment, vectorizable_operation,
6965 vectorizable_type_demotion, vect_gen_widened_results_half,
6966 vect_permute_store_chain, vectorizable_store,
6967 vect_setup_realignment, vect_permute_load_chain,
6968 vectorizable_load, vectorizable_condition,
6969 vect_create_cond_for_align_checks): Likewise.
6970 * tree-vrp.c (build_assert_expr_for): Likewise.
6972 2007-03-08 Ian Lance Taylor <iant@google.com>
6974 * tree-vrp.c: Include "intl.h".
6975 (usable_range_p): New static function.
6976 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
6977 overflowed values, juts set *strict_overflow_p.
6978 (compare_values): Only return -2 if one of the operands is not a
6980 (compare_ranges): Call usable_range_p.
6981 (compare_range_with_value): Likewise.
6982 (vrp_evaluate_conditional_warnv): Rename from
6983 vrp_evaluate_conditional. Make static. Change all callers.
6984 (vrp_evaluate_conditional): New function.
6985 (simplify_div_or_mod_using_ranges): Issue warning about reliance
6987 (simplify_abs_using_ranges): Likewise.
6988 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
6989 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
6990 within_stmt parameter.
6991 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6992 vrp_evaluate_conditional.
6993 * tree-ssa-threadedge.c
6994 (record_temporary_equivalences_from_stmts_at_dest): Change
6995 simplify parameter to take a second tree parameter.
6996 (simplify_control_stmt_condition): Likewise.
6997 (thread_across_edge): Likewise.
6998 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6999 (thread_across_edge): Likewise.
7000 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7002 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7004 * config/i386/i386.h (TARGET_SAHF): New define.
7005 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7006 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7007 (x86_sahf): New global variable.
7008 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7009 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7010 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7011 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7013 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7014 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7015 when expanding fcomi/sahf based tests.
7016 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7017 expanding sahf based alternative. Emit sahf based sequence when
7018 optimizing for code size.
7019 * config/i386/i386.md (x86_sahf_1): Do not disable for
7020 TARGET_64BIT, enable for TARGET_SAHF.
7022 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7024 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7025 spurious whitespace from error message.
7027 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7030 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7032 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7034 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7036 * tree-sra.c (instantiate_element): Propagate disabled warnings
7037 from the element itself to the created variable.
7039 2007-03-07 Richard Henderson <rth@redhat.com>
7042 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7043 silently fix up the stack in the case of a missing register.
7045 2007-03-07 Paul Brook <paul@codesourcery.com>
7047 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7049 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7051 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7053 (phase1_vrs): Use them.
7054 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7055 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7056 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7057 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7058 __gnu_Unwind_Restore_WMMXC if required.
7059 (_Unwind_VRS_Pop): Implement iWMMXt support.
7060 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7061 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7062 gnu_Unwind_Save_WMMXC): Define.
7064 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7066 * config/vxworks.h (vxworks_override_options): Declare.
7067 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7068 * config/vxworks.c: Include target.h and toplev.h.
7069 (vxworks_override_options): New function.
7070 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7072 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7074 * config/s390/s390.c (override_options): Don't emit an error when
7075 -mstack-size is used without providing -mstack-guard.
7076 (s390_emit_prologue): Choose stack_guard value automatically if not
7077 provided via command line.
7078 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7080 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7082 * config/i386/i386.c (output_set_got): Add a GOT initialization
7083 sequence for VxWorks PIC.
7084 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7085 around labels as well as symbols. Use gotoff_operand instead
7086 of local_symbolic_operand.
7087 (legitimize_pic_address): Use gotoff_operand instead of
7088 local_symbolic_operand. Use @GOT accesses for labels as
7090 (ix86_output_addr_diff_elt): Use PC-relative rather than
7091 GP-relative offsets for VxWorks PIC.
7092 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7093 no_new_pseudos. Check whether the returned register is op0.
7094 * config/i386/i386.md (tablejump): Use PC-relative rather than
7095 GP-relative offsets for VxWorks PIC.
7096 * config/i386/predicates.md (gotoff_operand): New predicate.
7098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7100 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7102 * config/vxworks-dummy.h: New file.
7103 * config/i386/i386.h: Include it.
7105 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7107 * dwarf2out.c (is_inlined_entry_point): New
7108 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7109 DW_AT_ranges if the first subblock is the entry point.
7111 2007-03-06 David Daney <ddaney@avtrex.com>
7113 * doc/install.texi (mips-*-*): Change recommended binutils
7116 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7118 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7119 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7121 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7122 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7124 2007-03-06 Jan Hubicka <jh@suse.cz>
7126 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7127 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7129 (probably_cold_bb_p): Cold functions are cold.
7130 (probably_never_executed_bb_p): Cold functions are cold.
7131 (tree_bb_level_predictions): Predict calls to cold functions as not
7133 (compute_function_frequency): Check hot/cold attributes.
7134 * function.h (function_frequency): Update comments.
7135 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7136 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7137 (c_common_att): Add cold and hot.
7139 * doc/extend.texi (hot,cold attributes): Document.
7141 2007-03-06 Andrew Haley <aph@redhat.com>
7143 * function.c (expand_function_end): Move blockage to just after we
7144 emit the label for the naked return from the function.
7146 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7148 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7151 2007-03-06 Jan Hubicka <jh@suse.cz>
7153 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7154 loaded for constant large models. Non-large 64bit PIC can do.
7155 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7156 * cmodel.h: Add LARGE PIC.
7157 * i386.md (UNSPEC_PLTOFF): New.
7158 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7160 (*call_1_rex64): Disable for large models.
7161 (*call_1_rex64_large): New.
7162 (*call_value_1_rex64): Disable for large models.
7163 (*call_value_1_rex64_large): New.
7164 (set_rip_rex4): New.
7165 (set_got_offset_rex64): New.
7166 * predicates.md (constant_call_address_operand): For large model
7167 constant calls are not possible.
7168 * i386-protos.h (construct_plt_address): Declare.
7169 * i386.c (override_options): Accept large models.
7170 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7171 (legitimate_constant_p): Add new UNSPECs.
7172 (legitimate_pic_operand_p): Likewise.
7173 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7174 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7176 (output_pic_addr_const): Add PLTOFF.
7177 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7178 (ix86_expand_move): Legitimize pic address when in PIC mode.
7179 (construct_plt_address): New function.
7180 (ix86_expand_call): Offload the address to register and use GOT pointer
7182 * invoke.texi (mcmodel=large): Update documentation.
7184 2007-03-06 Richard Henderson <rth@redhat.com>
7186 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7187 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7188 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7189 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7190 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7191 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7192 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7193 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7194 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7195 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7196 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7197 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7198 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7199 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7200 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7201 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7202 x86_schedule, x86_use_bt, x86_pad_returns,
7203 x86_use_xchgb): Merge into ...
7204 (ix86_tune_features): ... here. New array.
7205 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7206 x86_bswap): Merge into ...
7207 (ix86_arch_features): ... here. New array.
7208 (x86_3dnow_a): Remove.
7209 (x86_accumulate_outgoing_args): Make static.
7210 (x86_arch_always_fancy_math_387): Make static.
7211 (ix86_tune_mask, ix86_arch_mask): Move ...
7212 (override_options): ... to local variables here. Apply the
7213 appropriate mask to each element of ix86_arch_features and
7214 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7215 as were done in the old macros.
7216 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7217 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7218 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7219 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7220 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7221 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7222 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7223 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7224 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7225 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7226 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7227 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7228 x86_accumulate_outgoing_args, x86_prologue_using_move,
7229 x86_epilogue_using_move, x86_decompose_lea,
7230 x86_arch_always_fancy_math_387, x86_shift1,
7231 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7232 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7233 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7234 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7235 x86_use_incdec, x86_pad_returns, x86_bswap,
7236 x86_partial_flag_reg_stall): Remove.
7237 (enum ix86_tune_indices): New.
7238 (ix86_tune_features): New.
7239 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7240 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7241 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7242 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7243 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7244 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7245 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7246 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7247 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7248 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7249 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7250 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7251 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7252 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7253 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7254 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7255 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7256 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7257 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7258 TARGET_EXT_80387_CONSTANTS): Use it.
7259 (enum ix86_arch_indices): New.
7260 (ix86_arch_features): New.
7261 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7262 TARGET_BSWAP): Use it.
7263 (ix86_tune_mask, ix86_arch_mask): Remove.
7265 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7268 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7269 Define using $${sysroot_headers_suffix}.
7270 * configure: Regenerate.
7271 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7272 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7274 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7275 * gcc.c (print_sysroot_headers_suffix): New.
7276 (option_map): Include --print-sysroot-headers-suffix.
7277 (display_help): Mention -print-sysroot-headers-suffix.
7278 (process_command): Handle -print-sysroot-headers-suffix.
7279 (do_spec_1): Append multilib directory to include-fixed path if
7280 sysroot suffixes in use.
7281 (main): Handle -print-sysroot-headers-suffix.
7282 * Makefile.in (start.encap): Don't depend on xlimits.h
7283 (xlimits.h): Remove.
7284 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7285 limits.h for each multilib in fixinc_list.
7286 (fixinc_list, s-fixinc_list): New.
7287 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7288 generate them for each multilib in fixinc_list.
7289 (stmp-fixproto): Use include-fixed. Run fixproto for each
7290 multilib in fixinc_list.
7291 (mostlyclean): Don't remove xlimits.h.
7292 (clean): Remove include-fixed.
7293 (real-install-headers-tar, real-install-headers-cpio,
7294 real-install-headers-cp): Don't copy include, only include-fixed.
7295 (install-mkheaders): Depend on fixinc_list. Don't depend on
7296 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7297 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7298 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7300 2007-03-06 Jan Hubicka <jh@suse.cz>
7302 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7305 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7307 * configure.ac: Allow tm_file to contain build-directory files.
7308 * configure: Regenerate.
7309 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7310 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7311 * config/m68k/print-sysroot-suffix.sh: New file.
7313 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7315 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7316 of pic_offset_table_rtx if reload_completed.
7317 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7318 PIC_OFFSET_TABLE_REGNUM.
7319 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7321 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7322 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7324 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7326 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7327 functions that call eh_return.
7329 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7331 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7332 functions that need a constant pool.
7334 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7337 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7338 (m68k_preferred_reload_class): Likewise.
7339 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7340 (SECONDARY_RELOAD_CLASS): Define.
7341 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7342 (LIMIT_RELOAD_CLASS): Delete.
7343 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7344 registers from storing bytes.
7345 (m68k_secondary_reload_class): New function.
7346 (m68k_preferred_reload_class): Likewise.
7348 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7350 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7352 (m68k_expand_prologue): Likewise.
7354 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7356 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7357 (mips_expand_epilogue): Add a bool parameter.
7358 (m68k_legitimize_sibcall_address): Declare.
7359 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7360 (m68k_expand_epilogue): Add a parameter to select between sibling
7361 and normal epilogues. Only generate a return for the latter.
7362 (m68k_ok_for_sibcall_p): New function.
7363 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7364 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7365 (sibcall_value, *sibcall_value): Likewise.
7366 (*call, *call_value): Require !SIBLING_CALL_P.
7367 (epilogue): Update call to m68k_expand_epilogue.
7368 (sibcall_epilogue): New pattern.
7369 * config/m68k/predicates.md (const_call_operand): Say that this
7370 predicate applies to sibling calls too.
7371 (sibcall_operand): New predicate.
7373 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7375 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7376 alternatives as movsi_cf.
7377 (movsf_cf_hard): Add commentary.
7379 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7380 Richard Sandiford <richard@codesourcery.com>
7382 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7383 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7384 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7385 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7386 as being live on exit from an interrupt function.
7387 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7388 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7389 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7390 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7391 (m68k_interrupt_function_p): Globalize.
7392 (m68k_compute_frame_layout): Remove reverse mask code.
7393 (m68k_emit_movem, m68k_set_frame_related): New functions.
7394 (m68k_output_function_prologue): Delete in favor of...
7395 (m68k_expand_prologue): ...this new function.
7396 (m68k_output_function_epilogue): Delete in favor of...
7397 (m68k_expand_epilogue): ...this new function.
7398 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7400 (print_operand): Handle %?.
7401 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7402 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7403 (prologue, epilogue): New patterns.
7404 (return): Turn into a define_expand.
7405 (*return): New pattern, derived from old "return" pattern. Use rte
7406 rather than rts for interrupt functions. Only use rtd if the pop
7408 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7409 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7410 (link, *link, unlink, *unlink, load_got): Likewise.
7412 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7416 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7417 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7418 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7419 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7420 and m68k_matches_u_p.
7421 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7422 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7423 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7424 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7425 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7426 (REG_STRICT_P): New macro.
7427 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7428 PCREL_GENERAL_OPERAND_OK.
7429 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7430 m68k_legitimate_base_reg_p.
7431 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7432 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7433 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7434 * config/m68k/m68k.c (m68k_address): New structure.
7435 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7436 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7437 (m68k_jump_table_ref_p, m68k_decompose_address)
7438 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7439 (m68k_matches_u_p): New functions.
7440 (print_operand_address): Rewrite to use m68k_decompose_index.
7442 2007-03-05 David Taylor <dtaylor@emc.com>
7444 * gcc.c: Correct copyright date in --version output.
7446 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7448 * pa.md: In unamed move patterns, disparge copies between general
7449 and floating point registers using '?' modifier. Don't include 'f'
7450 constraint for register preferences in DImode, SImode, HImode and
7451 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7452 Remove constraints for copies between general and floating registers
7453 in soft-float DFmode pattern.
7454 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7458 2007-03-05 Mike Stump <mrs@apple.com>
7460 * c-common.c (targetcm): Add.
7461 * c-opts.c (c_common_handle_option): Handle language specific
7463 * opts.c (handle_option): Verify language for target options, if
7465 * opth-gen.awk: Add CL_LANG_ALL.
7466 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7467 (TARGETCM_INITIALIZER): Add.
7468 * target.h (struct gcc_targetcm): Add.
7470 * targhooks.c (default_handle_c_option): Add.
7471 * targhooks.h (default_handle_c_option): Add.
7472 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7474 * config/darwin.opt (iframework): Add.
7475 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7476 * config/darwin-c.c (handle_c_option): Add.
7477 (TARGET_HANDLE_C_OPTION): Add.
7479 * doc/invoke.texi (Darwin Options): Add -iframework.
7481 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7483 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7486 2007-03-05 Ian Lance Taylor <iant@google.com>
7488 * c.opt (fgnu89-inline): New option.
7489 * c-opts.c (c_common_post_options): Set default value for
7491 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7492 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7494 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7495 (grokdeclarator, start_function): Likewise.
7496 * c-cppbuiltin.c (c_cpp_builtins): Define either
7497 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7498 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7499 (C Dialect Options): Document -fgnu89-inline.
7500 * doc/extend.texi (Function Attributes): Explain what the
7501 gnu_inline attribute does.
7502 * doc/cpp.texi (Common Predefined Macros): Document
7503 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7505 2007-03-05 Ian Lance Taylor <iant@google.com>
7507 PR tree-optimization/31034
7508 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7509 half-range if the other side is an overflow infinity.
7511 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7513 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7514 (bfin*-linux-uclibc*): New configuration.
7515 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7517 * config/bfin/linux.h: New file.
7518 * config/bfin/libgcc-bfin.ver: New file.
7519 * config/bfin/t-bfin-uclinux: New file.
7520 * config/bfin/t-bfin-linux: New file.
7521 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7522 (TARGET_OS_CPP_BUILTINS): New macro.
7524 2007-03-05 Richard Guenther <rguenther@suse.de>
7526 * fold-const.c (fold_binary): Remove duplicate folding
7527 of comparison of non-null ADDR_EXPR against null.
7529 2007-03-05 Richard Guenther <rguenther@suse.de>
7530 Dorit Nuzman <dorit@il.ibm.com>
7532 PR tree-optimization/26420
7533 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7534 are no loops in the function. Only print the number of
7535 vectorized loops if it is greater than zero or we are supposed
7536 to print information about unvectorized loops.
7538 2007-03-05 Revital Eres <eres@il.ibm.com>
7540 * gcc.dg/var-expand1.c: New test.
7541 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7542 when an accumulator is expanded.
7544 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7547 * c-common.c (convert_and_check): Don't give warnings for
7548 conversion if 'expr' already overflowed.
7550 2007-03-04 Roger Sayle <roger@eyesopen.com>
7553 * fold-const.c (fold_comparison): Enforce type consistency when
7554 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
7556 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
7558 * tree-ssa-address.c (create_mem_ref): Do not put an expression
7559 containing a cast to the base of TARGET_MEM_REF.
7561 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
7563 * tree.c (tree_contains_struct_check_failed): Remove spurious
7564 whitespace from error message.
7566 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7569 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
7570 instead of precision.
7572 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
7573 Nathan Sidwell <nathan@codesourcery.com>
7575 * emit-rtl.c (find_auto_inc): New.
7576 (try_split): recreate REG_INC notes,
7577 Use regular for loops rather than whiles.
7579 2007-03-03 Andreas Schwab <schwab@suse.de>
7581 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
7582 * configure: Regenerate.
7584 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7586 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
7587 flag_rounding_math, not flag_unsafe_math_optimizations.
7589 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
7591 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
7592 alpha_fold_vector_minmax): Likewise.
7593 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7594 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
7596 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7598 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
7599 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
7600 if the lhs has side-effects.
7601 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
7603 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7605 * config/i386/i386.h (TUNEMASK): Remove define.
7606 (ARCHMASK): Remove define.
7607 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
7608 Use ix86_arch_mask variable instead of ARCHMASK.
7609 * config/i386/i386.c (override_options): Ditto.
7610 (standard_80387_constant_p): Ditto.
7612 2007-03-02 Ian Lance Taylor <iant@google.com>
7614 Used signed infinities in VRP.
7615 * tree-vrp.c (uses_overflow_infinity): New static function.
7616 (supports_overflow_infinity): New static function.
7617 (make_overflow_infinity): New static function.
7618 (negative_overflow_infinity): New static function.
7619 (positive_overflow_infinity): New static function.
7620 (is_negative_overflow_infinity): New static function.
7621 (is_positive_overflow_infinity): New static function.
7622 (is_overflow_infinity): New static function.
7623 (overflow_infinity_range_p): New static function.
7624 (compare_values_warnv): New function split out of compare_values.
7625 (compare_value): Call it.
7626 (set_value_range_to_nonnegative): Add overflow_infinity
7627 parameter. Change caller.
7628 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
7630 (vrp_expr_computes_nonzero): Likewise.
7631 (compare_ranges, compare_range_with_value): Likewise.
7632 (compare_name_with_value, compare_names): Likewise.
7633 (vrp_evaluate_conditional): Likewise.
7634 (set_value_range): Handle infinity
7635 (vrp_operand_equal_p, operand_less_p): Likewise.
7636 (extract_range_from_assert): Likewise.
7637 (vrp_int_const_binop): Likewise.
7638 (extract_range_from_binary_expr): Likewise.
7639 (extract_range_from_unary_expr): Likewise.
7640 (extract_range_from_comparison): Likewise.
7641 (extract_range_from_expr): Likewise.
7642 (dump_value_range): Likewise.
7643 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
7644 (test_for_singularity): Likewise.
7645 (vrp_int_const_binop): Remove inline qualifier.
7646 (adjust_range_with_scev): Add comment.
7647 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7649 2007-03-02 Diego Novillo <dnovillo@redhat.com>
7651 * tree-ssa-structalias.c (could_have_pointers): Tidy.
7652 (get_constraint_for): Likewise.
7653 (do_structure_copy): Likewise.
7654 (find_func_aliases): Fix references to MODIFY_EXPR.
7655 (intra_create_variable_infos): Tidy.
7656 * tree-ssa-operands.c (add_virtual_operand): Add argument
7658 When adding members of alias sets, if IS_CALL_SITE is true and
7659 the symbol is not call-clobbered, skip it.
7662 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7664 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
7665 entry by means of emit_insn_at_entry.
7667 2007-03-02 Richard Henderson <rth@redhat.com>
7669 * expr.h (promoted_input_arg): Remove decl.
7670 * function.c (promoted_input_arg): Merge into ...
7671 * combine.c (setup_incoming_promotions): ... only caller.
7672 Rearrange to avoid double loop.
7674 2007-03-02 Ben Elliston <bje@au.ibm.com>
7675 Peter Bergner <bergner@vnet.ibm.com>
7676 Janis Johnson <janis187@us.ibm.com>
7678 * config/rs6000/dfp.md: New file.
7679 * config/rs6000/rs6000.md: Include dfp.md.
7680 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
7681 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
7682 and TDmode decimal float modes in FP registers.
7683 (num_insns_constant): Likewise.
7684 (rs6000_legitimate_offset_address_p): Likewise.
7685 (rs6000_legitimize_address): Likewise.
7686 (rs6000_legitimize_reload_address): Likewise.
7687 (rs6000_legitimate_address): Likewise.
7688 (rs6000_emit_move): Likewise.
7689 (function_arg_boundary): Likewise.
7690 (function_arg_advance): Likewise.
7691 (rs6000_darwin64_record_arg_recurse): Likewise.
7692 (function_arg): Likewise.
7693 (rs6000_gimplify_va_arg): Likewise.
7694 (rs6000_split_multireg_move): Likewise.
7695 (rs6000_output_function_epilogue): Likewise.
7696 (rs6000_output_function_epilogue): Likewise.
7697 (rs6000_register_move_cost): Likewise.
7698 (rs6000_function_value): Likewise.
7699 (rs6000_libcall_value): Likewise.
7701 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7703 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
7705 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7707 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
7708 Use $MULTIDIR to choose between the kernel and RTP headers,
7709 and use $WIND_BASE and $WIND_USR to locate them.
7711 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7713 * config/i386/i386.c (override_options): Put initialization of
7714 ix86_tune_mask and ix86_arch_mask to the correct place.
7716 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7717 Michael Meissner <michael.meissner@amd.com>
7720 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
7722 (TARGET_CMOVE): Use ARCHMASK.
7723 (TARGET_CMPXCHG): Ditto.
7724 (TARGET_CMPXCHG8B): Ditto.
7725 (TARGET_XADD): Ditto.
7726 (TARGET_BSWAP): Ditto.
7727 * config/i386/i386.c (ix86_tune_mask): New global variable.
7728 (ix86_arch_mask): Ditto.
7729 (override_options): Initialize ix86_tune_mask and
7730 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
7733 2007-03-02 Ben Elliston <bje@au.ibm.com>
7736 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
7738 2007-03-02 Joseph Myers <joseph@codesourcery.com>
7740 * target.h (init_dwarf_reg_sizes_extra): New target hook.
7741 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
7742 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
7743 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
7745 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
7746 rs6000_init_dwarf_reg_sizes_extra): New.
7747 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
7748 SPE register high parts.
7750 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
7752 * Makefile.in: Add install-pdf target as
7753 copied from automake v1.10 rules.
7754 * configure.ac: Add install-pdf to target list.
7755 * configure: Regenerate.
7757 2007-03-01 Paul Brook <paul@codesourcery.com>
7759 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
7760 modes to LDRD for DImode.
7761 (output_move_double): Fixup out of range ldrd/strd.
7762 (vfp_secondary_reload_class): Rename...
7763 (coproc_secondary_reload_class): ... to this. Add wb argument.
7764 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
7765 coproc_secondary_reload_class for CLASS_IWMMXT.
7766 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
7767 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
7769 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7771 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
7772 factor by the estimated number of iterations.
7773 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
7776 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
7777 decode_caches_intel, detect_caches_intel): New functions.
7778 (host_detect_local_cpu): Use detect_caches_amd and
7779 detect_caches_intel.
7781 2007-03-01 Richard Henderson <rth@redhat.com>
7783 * expr.c (emit_move_complex_push): Export.
7784 (emit_move_complex_parts): Split out from ...
7785 (emit_move_complex): ... here.
7786 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
7787 * config/i386/i386.md (movcdi): New.
7789 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
7792 size of mode1 to check for tieable modes in MMX case.
7794 2007-03-01 Richard Sandiford <richard@codesourcery.com>
7796 * Makefile.in (rtlanal.o): Depend on tree.h.
7797 * rtl.h (offset_within_section_p, split_const): Declare.
7798 * rtlanal.c: Include tree.h.
7799 (offset_within_block_p): New function, taken from
7800 mips_offset_within_object_p.
7801 (split_const): New function, taken from mips_split_const.
7802 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
7804 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7805 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
7806 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
7807 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7808 (m68k_illegitimate_symbolic_constant_p): New function.
7809 * config/m68k/m68k.md (movsi): Remove misleading predicates.
7810 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
7811 symbolic constant that might be outside the symbol's section,
7812 move the symbol first and then add the offset.
7813 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
7815 * config/mips/mips.c (mips_split_const): Delete.
7816 (mips_offset_within_object_p): Delete.
7817 (mips_symbolic_constant_p): Use offset_within_section_p and
7818 split_const instead of mips_offset_within_object_p and
7820 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
7821 (mips_legitimize_const_move, print_operand_reloc)
7822 (mips_dangerous_for_la25_p): Use split_const instead of
7825 2007-02-28 Eric Christopher <echristo@apple.com>
7827 * Makefile.in (install-include-dir): Don't rm -rf include.
7829 2007-02-28 Richard Guenther <rguenther@suse.de>
7832 * fold-const.c (fold_binary): Do not associate expressions
7833 with more than one variable for integer types that do not wrap.
7835 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
7837 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
7838 Delete, and replace with...
7839 (fold_builtin_call_array): This. Update callers to use it.
7840 * fold-const.c (fold_build_call_list): Delete, and replace with...
7841 (fold_build_call_array): This.
7842 (fold_build_call_list_initializer): Delete, and replace with...
7843 (fold_build_call_array_initializer): This.
7844 * tree.h: Update declarations to reflect above changes.
7846 * c-typeck.c (build_function_call): Store converted arguments
7847 in a stack-allocated array instead of building a list.
7848 (convert_arguments): Store arguments in the array passed in as an
7849 argument, and return the actual number of arguments.
7850 * c-format.c: (check_function_format): Pass arguments in an
7851 array instead of a list.
7852 * c-common.c (check_function_nonnull): Likewise.
7853 (check_function_sentinel): Likewise.
7854 (check_function_arguments): Likewise.
7855 * c-common.h: Update declarations to reflect above changes.
7857 2007-02-28 Jan Hubicka <jh@suse.cz>
7859 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
7860 PRED_NEGATIVE_RETURN): Update outcomes.
7862 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
7864 * calls.c (emit_library_call_value_1): Handle partial registers
7865 correctly when building up CALL_INSN_FUNCTION_USAGE.
7867 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7869 * pa/predicates.md (move_src_operand): Allow zero for mode.
7870 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
7873 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
7876 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
7877 *movv2df_internal): Enable pattern only for valid operand
7879 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
7880 tie only 128bit modes. For MMX registers, tie only 64bit modes.
7882 2007-02-27 Mike Stump <mrs@apple.com>
7884 * config/darwin-crt3.c: Avoid compilation when compiling for a
7887 2007-02-27 Joseph Myers <joseph@codesourcery.com>
7889 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
7891 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
7892 for fixed headers and limits.h.
7893 (install-include-dir, install-headers-tar, install-headers-cpio,
7894 install-headers-cp, real-install-headers-tar,
7895 real-install-headers-cpio, real-install-headers-cp): Handle
7896 include-fixed as well as include.
7897 (install-mkheaders): Don't install files that go only in include
7899 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
7900 from GCC_INCLUDE_DIR.
7901 * gcc.c (process_command): Remove special -BstageN/ handling.
7902 (do_spec_1): Add include-fixed directories.
7904 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7906 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
7908 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
7910 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
7913 2007-02-27 Mark Mitchell <mark@codesourcery.com>
7915 * c-common.c (get_priority): Add check for
7916 SUPPORTS_INIT_PRIORITY.
7918 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7920 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
7922 * config/bfin/bfin.c: Include "cfglayout.h".
7923 (MAX_LSETUP_DISTANCE): New macro.
7924 (struct loop_info): New members incoming, incoming_src and
7925 incoming_dest. Delete member predecessor.
7926 (length_for_loop): New function.
7927 (bfin_optimize_loop): Handle more different loop structures.
7928 (bfin_discover_loop): Rework detection of predecessor blocks by
7929 examining incoming edges.
7930 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
7932 (bfin_reorder_loops): New function.
7933 (bfin_reorg_loops): Use these three new functions.
7935 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
7936 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
7937 (CONSTRAINT_LEN): Add entry for 'q'.
7938 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
7939 Add 'q' constraints.
7940 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
7941 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
7943 * config/bfin/bfin.md (add_with_carry): New pattern.
7944 (s_or_u, su_optab, su_modifier): New code macros/attrs.
7945 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
7946 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
7947 support unsigned multiplies too. Removed incorrect commutativity from
7948 operand 1 constraint where appropriate.
7949 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
7951 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
7952 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
7954 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
7955 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
7956 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
7957 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
7958 usmulhisi_hh_huh): New patterns.
7960 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
7961 lshifthi3): Fix output template to use half reg for operand 2.
7963 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
7966 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
7968 2007-02-27 Andreas Schwab <schwab@suse.de>
7970 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
7972 2007-02-27 Jan Hubicka <jh@suse.cz>
7974 * predict.c (last_basic_block_p): Remove.
7975 (tree_estimate_probability): Update return heuristic for commonized
7978 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7980 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
7982 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7984 * doc/include/gcc-common.texi (versionsubtitle): New macro.
7985 * doc/cpp.texi: Standardize title page.
7986 * doc/cppinternals.texi: Likewise.
7987 * doc/gcc.texi: Standardize title page, remove version number
7988 from copyright page.
7989 * doc/gccint.texi: Likewise.
7990 * doc/install.texi: Standardize title page, add table of
7993 2007-02-26 Jan Hubicka <jh@suse.cz>
7995 * predict.def: Set outcomes according to more recent results.
7996 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
7997 Remove dead predictors.
7998 * predict.c (return_prediction): Fix pasto.
8000 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8002 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8003 change; avoid a memory leak when returning early.
8005 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8007 * c-decl.c (static_ctors): Move to c-common.c.
8008 (static_dtors): Likewise.
8009 (finish_function): Use c_record_cdtor_fn.
8010 (build_cdtor): Move to c-common.c.
8011 (c_write_global_declarations): Use c_build_cdtor_fns.
8012 * c-common.h (static_ctors): Declare.
8013 (static_dtors): Likewise.
8014 (c_record_cdtor_fn): Likewise.
8015 (c_build_cdtor_fns): Likewise.
8016 * c-common.c (static_ctors): New variable.
8017 (static_dtors): Likewise.
8018 (c_record_cdtor_fn): New function.
8019 (build_cdtor): Move from c-decl.c
8020 (c_build_cdtor_fns): New function.
8022 * output.h (assemble_addr_to_section): Declare.
8023 (get_cdtor_priority_section): Likewise.
8024 * varasm.c (assemble_addr_to_section): New function.
8025 (get_cdtor_priority_section): Likewise.
8026 (default_named_section_asm_out_destructor): Use them.
8027 (destor_dtor_section_asm_out_destructor): Likewise.
8028 (default_named_section_asm_out_constructor): Likewise.
8029 (default_ctor_section_asm_out_constructor): Likewise.
8030 * config.gcc (*-*-vxworks*): Include vxworks.o.
8031 * config/t-vxworks (vxworks.o): New target.
8032 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8033 (TARGET_ASM_CONSTRUCTOR): Define.
8034 (TARGET_ASM_DESTRUCTOR): Likewise.
8035 (vxworks_asm_out_constructor): Declare.
8036 (vxworks_asm_out_destructor): Likewise.
8038 * c-common.c (get_priority): Check that we have not just an
8039 INTEGER_CST, but an integer constant with integeral type.
8041 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8043 PR tree-optimization/30938
8044 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8045 use &dt[nargs-1] instead of &dt[nargs] in the call to
8046 vect_is_simple_use().
8048 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8050 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8051 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8052 Do not attempt to handle MEM inside auto-inc expressions.
8053 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8054 of a register modified by an auto-inc expression. However, do handle
8055 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8056 (elimination_effects): Prohibit elimination of a register modified
8057 by an auto-inc expression. Disable register elimination rules whose
8058 target register is modified by an auto-inc expression with variable
8061 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8063 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8065 (array_at_struct_end_p): New function.
8066 (idx_infer_loop_bounds): Use it.
8067 (estimate_numbers_of_iterations_loop): Export.
8068 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8069 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8070 (tree_estimate_probability): Call record_loop_exits.
8071 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8072 (estimated_loop_iterations, estimated_loop_iterations_int,
8073 estimated_loop_iterations_tree): New functions.
8074 (analyze_siv_subscript_cst_affine,
8075 compute_overlap_steps_for_affine_1_2,
8076 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8077 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8078 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8079 (PRED_LOOP_ITERATIONS_GUESSED): New.
8080 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8081 * cfgloop.h (estimate_numbers_of_iterations_loop,
8082 estimated_loop_iterations_int): Declare.
8084 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8086 * doc/extend.texi: Document optional priority argument to
8087 constructors and destructors.
8088 * tree.c (init_priority_for_decl): Adjust GTY markers.
8089 (init_ttree): Use priority-info hash functions for
8090 init_priority_for_decl.
8091 (tree_map_eq): Rename to ...
8092 (tree_map_base_eq): ... this.
8093 (tree_map_marked_p): Rename to ...
8094 (tree_map_base_marked_p): ... this.
8095 (tree_map_base_hash): New function.
8096 (decl_init_priority_lookup): Rework.
8097 (decl_fini_priority_lookup): New function.
8098 (decl_priority_info): New function.
8099 (decl_init_priority_insert): Use it.
8100 (decl_fini_priority_insert): Likewise.
8101 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8103 (decl_restrict_base_insert): Likewise.
8104 (decl_debug_expr_insert): Likewise.
8105 (decl_value_expr_lookup): Likewise.
8106 (decl_value_expr_insert): Likewise.
8107 * tree.h (priority_type): New type.
8108 (decl_init_priority_lookup): Use priority_type.
8109 (decl_fini_priority_lookup): New function.
8110 (decl_init_priority_insert): Use priority_type.
8111 (decl_fini_priority_insert): New function.
8112 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8113 (DECL_INIT_PRIORITY): Likewise.
8114 (SET_DECL_INIT_PRIORITY): Add comment.
8115 (DECL_FINI_PRIORITY): New macro.
8116 (SET_DECL_FINI_PRIORITY): Likewise.
8117 (DEFAULT_INIT_PRIORITY): Document.
8118 (MAX_INIT_PRIORITY): Likewise.
8119 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8120 (tree_map_base): New type.
8121 (tree_map_base_eq): New function.
8122 (tree_map_base_hash): Likewise.
8123 (tree_map_base_marked_p): Likewise.
8124 (tree_map): Inherit from tree_map_base.
8125 (tree_map_eq): Make it a macro.
8126 (tree_map_marked_p): Likewise.
8127 (tree_int_map): Inherit from tree_map_base.
8128 (tree_int_map_eq): Make it a macro.
8129 (tree_int_map_hash): Likewise.
8130 (tree_int_map_marked_p): Likewise.
8131 (tree_priority_map): New type.
8132 (tree_priority_map_eq): New macro.
8133 (tree_priority_map_hash): Likewise.
8134 (tree_priority_map_marked_p): Likewise.
8135 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8137 (emutls_common_1): Likewise.
8138 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8139 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8140 of tree_map hierarchy.
8141 * tree-cfg.c (move_stmt_r): Likewise.
8142 (new_label_mapper): Likewise.
8143 * c-tree.h (c_expand_body): Move to ...
8144 * c-common.h (c_expand_body): ... here.
8145 * c-decl.c (c_expand_body): Move to ...
8146 * c-common.c (c_expand_body): ... here.
8147 (c_common_attribute_table): Allow 1 argument for the constructor
8148 and destructor attributes.
8149 (get_priority): New function.
8150 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8151 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8153 2007-02-24 Jan Hubicka <jh@suse.cz>
8156 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8158 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8159 Jan Hubicka <jh@suse.cz>
8162 * i386.c (counter_mode): New function.
8163 (expand_set_or_movmem_via_loop): Use it.
8164 (expand_movmem_epilogue): Likewise; fix pasto.
8165 (ix86_expand_movmem): Do emit guard even for constant counts.
8166 (ix86_expand_setmem): Likewise.
8168 2007-02-25 Nick Clifton <nickc@redhat.com>
8170 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8171 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8173 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8176 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8177 count argument with 0x10, not with 0x16.
8178 (expand_setmem_epilogue): Ditto.
8180 2007-02-24 Mike Stump <mrs@apple.com>
8182 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8185 2007-02-24 Richard Guenther <rguenther@suse.de>
8188 * fold-const.c (fold_binary): Fold x +- CST op x for
8189 EQ_EXPR and NE_EXPR.
8191 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8193 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8195 2007-02-24 Jan Hubicka <jh@suse.cz>
8197 * cgraphunit.c (decide_is_function_needed): Honor
8198 -fkeep-inline-functions.
8200 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8202 * builtins.c (fold_builtin_modf): New.
8203 (fold_builtin_2): Use it.
8205 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8207 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8208 (determine_max_iter): Take additional LOOP arg; all callers changed.
8209 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8210 one using simplifications.
8211 (simplify_using_initial_values): Return if the expression becomes
8212 invalid due to altered regs.
8214 2007-02-23 DJ Delorie <dj@redhat.com>
8216 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8218 2007-02-23 Mike Stump <mrs@apple.com>
8220 * tlink.c (scan_linker_output): Parse linker messages from
8221 darwin9's linker better.
8223 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8226 * varpool.c (varpool_assemble_pending_decls): Set
8227 varpool_last_needed_node to null.
8229 2007-02-23 DJ Delorie <dj@redhat.com>
8231 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8232 alignment bigger than the object file can handle.
8234 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8237 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8238 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8239 (*movsf_1): Penalize MMX moves.
8241 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8243 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8244 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8246 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8248 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8250 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8251 (fold_builtin_1): Use them.
8252 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8253 BUILT_IN_SIGNIFICAND.
8255 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8257 * config/i386/i386.c (bdesc_1arg): Initialize
8258 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8259 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8260 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8261 and IX86_BUILTIN_MOVSLDUP.
8263 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8265 PR rtl-optimization/30841
8266 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8268 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8270 * builtins.c (fold_builtin_frexp): New.
8271 (fold_builtin_2): Use it.
8273 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8275 * doc/invoke.texi (Spec Files): Document getenv spec function.
8277 * gcc.c (getenv_spec_function): New function.
8278 (static_spec_functions): Add it.
8279 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8280 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8283 2007-02-22 Michael Matz <matz@suse.de
8286 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8287 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8289 2007-02-22 Ian Lance Taylor <iant@google.com>
8292 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8293 (mem_loc_descriptor): Call it.
8295 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8296 Ira Rosen <irar@il.ibm.com>
8298 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8300 2007-02-22 Ira Rosen <irar@il.ibm.com>
8302 PR tree-optimization/30843
8303 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8304 stores only after all the group is vectorized.
8306 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8308 PR tree-optimization/30858
8309 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8310 in the reduction cycle have a single use in the loop.
8311 * tree-vectorizer.h (relevant): Add documentation.
8313 2007-02-20 Mike Stump <mrs@apple.com>
8315 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8316 * configure: Regenerate.
8318 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8320 Change the defaults of some parameters and options.
8321 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8322 * config/spu/spu.c (spu_optimization_options): Add.
8323 (spu_override_options): Change params in spu_optimization_options.
8324 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8326 Register 127 is only 16 byte aligned when used as a frame pointer.
8327 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8328 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8329 HARD_FRAME_POINTER_REGNUM.
8330 (spu_legitimate_address): Use regno_aligned_for_reload.
8331 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8332 aligned when frame_pointer_needed is true.
8333 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8335 * config/spu/spu.h (INIT_EXPANDERS): Define.
8337 Make sure shift and rotate instructions have valid immediate operands.
8338 * config/spu/predicates.md (spu_shift_operand): Remove.
8339 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8340 * config/spu/constraints.md (W, O): Extend range.
8341 * config/spu/spu.md (umask, nmask): Define.
8342 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8343 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8344 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8345 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8346 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8347 (lshr<mode>3_reg): Fix rtl description.
8349 Make sure mulhisi immediate operands are valid.
8350 * config/spu/predicates.md (imm_K_operand): Add.
8351 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8353 Generate constants using fsmbi and andi.
8354 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8355 (print_operand, spu_split_immediate, classify_immediate,
8356 fsmbi_const_p): Handle IC_FSMBI2.
8358 Correctly handle a CONST_VECTOR containing symbols.
8359 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8360 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8361 (immediate_load_p): Allow symbols that use 2 instructions to create.
8362 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8363 with symbols when flag_pic is set.
8364 (const_vector_immediate_p): New.
8365 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8366 accept a CONST_VECTOR with symbols.
8367 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8368 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8370 * config/spu/spu.md (high, low): Delete.
8371 (low_<mode>): Define.
8373 Remove INTRmode and INTR_REGNUM, which didn't work.
8374 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8376 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8377 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8378 peephole2 pattern): Don't use INTR or 131.
8379 (movintrcc): Delete.
8380 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8381 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8382 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8383 (UNSPEC_SET_INTR): Add.
8384 * config/spu/spu-modes.def (INTR): Remove.
8386 More accurate warnings about run-time relocations.
8387 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8389 Correctly warn about immediate arguments to specific intrinsics.
8390 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8391 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8392 the instruction predicate.
8394 Fix tree check errors with latest update.
8395 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8397 (spu_expand_builtin): Use CALL_EXPR_FN.
8399 Add missing specific intrinsics.
8400 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8402 * config/spu/spu_internals.h: Ditto.
8404 Fix incorrect operand modifiers.
8405 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8406 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8408 Optimize one case of zero_extend of a vec_select.
8409 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8411 Accept any immediate for hbr.
8412 * config/spu/spu.md (hbr): Change s constraints to i.
8414 2007-02-21 Paul Brook <paul@codesourcery.com>
8416 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8417 condexec_count when skipping USE and CLOBBER.
8419 2007-02-21 Nick Clifton <nickc@redhat.com>
8421 * common.opt (Warray-bounds): Add Warning attribute.
8422 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8424 (fsized-zeroes): Add Optimization attribute.
8425 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8426 * c.opt (Wc++0x-compat): Add Warning attribute.
8428 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8431 * reload1.c (eliminate_regs_in_insn): In the single_set special
8432 case, attempt to re-recognize the insn before falling back to
8433 having reload fix it up.
8435 2007-02-20 Eric Christopher <echristo@gmail.com>
8437 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8438 Rewrite accordingly.
8439 (frv_read_iacc_argument): Ditto.
8440 (frv_expand_set_builtin): Take a call instead of arglist, update for
8442 (frv_expand_unop_builtin): Ditto.
8443 (frv_expand_binop_builtin): Ditto.
8444 (frv_expand_cut_builtin): Ditto.
8445 (frv_expand_binopimm_builtin): Ditto.
8446 (frv_expand_voidbinop_builtin): Ditto.
8447 (frv_expand_int_void2arg): Ditto.
8448 (frv_expand_prefetches): Ditto.
8449 (frv_expand_voidtriop_builtin): Ditto.
8450 (frv_expand_voidaccop_builtin): Ditto.
8451 (frv_expand_load_builtin): Ditto.
8452 (frv_expand_store_builtin): Ditto.
8453 (frv_expand_mdpackh_builtin): Ditto.
8454 (frv_expand_mclracc_builtin): Ditto.
8455 (frv_expand_mrdacc_builtin): Ditto.
8456 (frv_expand_mwtacc_builtin): Ditto.
8457 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8460 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8462 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8463 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8465 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8467 * configure: Regenerate.
8468 * config.in: Regenerate.
8469 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8470 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8471 masks to power6 and power6x and to POWERPC_MASKS.
8472 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8474 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8475 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8476 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8477 Access PROTOTYPE as variable, not mask.
8479 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8481 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8482 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8483 * combine.c (adjust_for_new_dest): Use it.
8484 * postreload.c (reload_combine): Likewise.
8486 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8488 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8489 notes on an insn with multiple sets, even if single_set returns
8490 non-NULL for that insn.
8492 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8494 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8497 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8499 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8500 if user didn't pass it.
8501 * config/i386/darwin.h (CC1_SPEC): Likewise.
8502 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8503 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8504 -mmacosx-version-min.
8506 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8507 Uros Bizjak <ubizjak@gmail.com>
8509 * optabs.h (enum optab_index): Add new OTI_scalb.
8510 (scalb_optab): Define corresponding macro.
8511 * optabs.c (init_optabs): Initialize scalb_optab.
8512 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8514 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8515 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8516 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8517 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8518 flag_unsafe_math_optimizations is set.
8520 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8521 to implement scalbf, scalb and scalbl built-ins as inline x87
8524 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8525 DJ Delorie <dj@redhat.com>
8528 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8529 (diagnostic_report_diagnostic): ... here, and turn them into real
8530 errors. If warnings are inhibited, no need to do anything.
8532 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8534 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8535 better code generation.
8537 2007-02-20 Ben Elliston <bje@au.ibm.com>
8539 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8541 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8543 * config/alpha/alpha.c, config/alpha/alpha.md,
8544 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8545 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8546 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8547 config/arm/lib1funcs.asm: Follow spelling conventions.
8549 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8550 config/fr30/fr30.md, config/i386/i386.h,
8551 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8552 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
8553 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
8554 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
8555 config/rs6000/altivec.md, config/rs6000/rs6000.c,
8556 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
8557 config/sparc/sparc.c, config/sparc/sparc.h,
8558 config/sparc/sparc.md, config/spu/constraints.md,
8559 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
8562 2007-02-20 Alan Modra <amodra@bigpond.net.au>
8565 * varasm.c (use_blocks_for_decl_p): Return false for decls with
8568 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8570 * doc/invoke.texi (-ftree-lrs): Remove.
8572 2007-02-19 Diego Novillo <dnovillo@redhat.com>
8574 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
8577 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
8579 * config/ia64/ia64.c (ia64_expand_builtin): Use the
8580 new CALL_EXPR_FN macro for retrieving the function
8581 declaration of the input expression.
8583 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8585 * c.opt (Waddress): New.
8586 * common.opt (Walways-true): Delete.
8587 (Wstring-literal-comparison): Delete.
8588 * doc/invoke.texi (Warning Options): Delete -Walways-true and
8589 -Wstring-literal-comparison. Add -Waddress.
8591 (Walways-true): Delete.
8592 (Wstring-literal-comparison): Delete.
8593 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
8594 consistently instead of -Walways-true in example.
8595 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
8596 * c-typeck.c (parser_build_binary_op): Replace
8597 -Wstring-literal-comparison and -Walways-true with -Waddress.
8598 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
8601 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8603 * tree-cfg.c (dump_function_to_file): Be prepared for functions
8604 without DECL_STRUCT_FUNCTION initialized.
8606 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8608 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
8609 due to calls to functions taking pointers as parameters.
8611 2007-02-19 Richard Henderson <rth@redhat.com>
8614 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
8617 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
8619 * config/s390/s390.c (s390_call_saved_register_used,
8620 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
8621 accessed to the new scheme.
8623 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8625 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
8626 (cris_print_index, cris_print_operand, cris_print_operand_address)
8627 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
8628 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
8629 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
8631 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
8632 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
8633 GO_IF_LEGITIMATE_ADDRESS): Ditto.
8634 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
8635 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
8636 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
8637 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
8638 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
8639 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
8640 (uminsi3, call, call_value): Ditto.
8641 (define_split: indir_to_reg_split, unnamed): Ditto.
8643 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
8645 PR tree-optimization/30975
8646 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
8649 2007-02-18 Eric Christopher <echristo@gmail.com>
8651 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
8652 Remove use of arglist.
8653 (mips_expand_builtin): Remove use of arglist, pass in expr.
8654 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
8655 (mips_expand_builtin_movtf): Ditto.
8656 (mips_expand_builtin_compare): Ditto.
8658 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8660 * tree-sra.c (sra_build_assignment): Replace assertion
8661 checking with a comment explaining why it can't be done.
8663 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8666 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
8667 during CALL_EXPR representation conversion.
8668 * tree-ssa-propagate.c (set_rhs): Likewise.
8670 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8672 * tree-sra.c (sra_build_assignment): Disable assertion checking
8675 2007-02-18 Roger Sayle <roger@eyesopen.com>
8677 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
8678 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8679 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
8681 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
8682 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
8683 gimplify_init_ctor_eval_range, gimple_push_cleanup,
8684 gimplify_omp_for, gimplify_omp_atomic_pipeline,
8685 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
8686 force_gimple_operand): Likewise.
8687 * ipa-cp.c (constant_val_insert): Likewise.
8688 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
8689 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
8690 perfect_nestify): Likewise.
8691 * langhooks.c (lhd_omp_assignment): Likewise.
8692 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
8693 lower_copyprivate_clauses, lower_send_clauses,
8694 lower_send_shared_vars, expand_parallel_call,
8695 expand_omp_for_generic, expand_omp_for_static_nochunk,
8696 expand_omp_for_static_chunk, expand_omp_sections,
8697 lower_omp_single_copy, lower_omp_for_lastprivate,
8698 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
8699 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8700 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
8703 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8705 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
8706 config/sh/sh.md: Follow spelling conventions.
8708 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
8709 config/frv/predicates.md: Follow spelling conventions.
8711 * config/m68k/linux-unwind.h: Fix a comment typo.
8712 * target.h: Follow spelling conventions.
8714 2007-02-18 Roger Sayle <roger@eyesopen.com>
8716 PR rtl-optimization/28173
8717 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
8718 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
8719 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
8720 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
8721 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
8723 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8725 * builtins.c (fold_builtin_load_exponent): New.
8726 (fold_builtin_2): Use it.
8728 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
8730 PR rtl-optimization/30773
8731 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
8732 if we fail to attach a REG_EQUIV note.
8734 2007-02-18 David Edelsohn <edelsohn@gnu.org>
8735 Roger Sayle <roger@eyesopen.com>
8737 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
8739 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8741 * calls.c (initialize_argument_information): Pass original EXP
8742 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
8743 code to split complex arguments here, as part of initializing the
8745 (expand_call): Remove code that builds a list of arguments and
8746 inserts implicit arguments into it. Instead, just count how many
8747 implicit arguments there will be so we can determine the size of
8748 the ARGS array, and let initialize_argument_information do the work.
8749 (split_complex_values): Delete unused function.
8751 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8753 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
8755 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8757 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
8758 for arg pointer based indexed addressing.
8760 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8762 * config/ia64/ia64.h, config/ia64/ia64.md,
8763 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
8764 spelling conventions.
8766 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8768 * config/m68k/m68k.c (split_di): New.
8769 * config/m68k/m68k-protos.h: Declare split_di.
8770 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
8771 Improve predicate handling and split constant shifts.
8773 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8775 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
8776 parameter for register bitfield operations, general predicates
8779 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8781 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
8782 * config/m68k/linux-unwind.h: New file.
8784 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8786 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
8787 config/i386/athlon.md, config/ia64/ia64.md,
8788 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
8789 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
8790 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
8791 tree-ssa-loop-niter.c, tree-vect-analyze.c,
8792 tree-vect-transform.c: Fix comment typos.
8794 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
8796 * sched-deps.c (find_insn_list): Remove.
8797 * sched-int.h: Remove the prototype for find_insn_list.
8799 2007-02-16 Geoffrey Keating <geoffk@apple.com>
8801 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
8803 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
8804 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
8805 darwin_rs6000_override_options.
8806 (C_COMMON_OVERRIDE_OPTIONS): Expect
8807 darwin_macosx_version_min to be non-NULL always.
8808 (TARGET_C99_FUNCTIONS): Likewise.
8809 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
8810 (DARWIN_MINVERSION_SPEC): New.
8811 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
8812 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
8814 (DARWIN_MINVERSION_SPEC): New.
8815 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
8817 * config/darwin-c.c (darwin_cpp_builtins): Expect
8818 darwin_macosx_version_min to be non-NULL always.
8820 * config/rs6000/rs6000.c: Clean up trailing whitespace.
8822 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
8824 * config/i386/i386.h (x86_use_xchgb): New.
8825 (TARGET_USE_XCHGB): New macro.
8826 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
8827 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
8828 Split after reload into bswaphi for shifts of 8.
8829 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
8830 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
8831 or when optimizing for size.
8833 2007-02-16 Richard Guenther <rguenther@suse.de>
8834 Christian Bruel <christian.bruel@st.com>
8836 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
8837 DECLs but prefer SSA_NAMEs over DECLs.
8839 2007-02-16 Richard Guenther <rguenther@suse.de>
8841 * tree-flow-inline.h (single_imm_use_p): Remove.
8842 (zero_imm_uses_p): Likewise.
8843 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
8844 instead of single_imm_use_p.
8845 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
8848 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8851 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
8852 nested double- and backquotes.
8854 2007-02-15 Roger Sayle <roger@eyesopen.com>
8857 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
8858 should be unreachable.
8859 (build2_stat): Allow construction of MODIFY_EXPR at any time.
8860 For the time being redirect GIMPLE_MODIFY_STMT to the new
8861 (renamed) build_gimple_modify_stmt_stat.
8862 (build2_gimple_stat): Rename to...
8863 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
8864 Always build a GIMPLE_MODIFY_STMT node.
8865 * tree.h (build2_gimple, build2_gimple_stat): Delete.
8866 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
8869 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
8870 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
8871 * tree-complex.c (set_component_ssa_name, expand_complex_move,
8872 expand_complex_div_wide): Likewise.
8873 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8874 * tree-ssa-loop-im.c (schedule_sm): Likewise.
8875 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
8876 * tree-ssa-loop-manip.c (create_iv): Likewise.
8877 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
8878 abs_replacement): Likewise.
8879 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
8880 realify_fake_stores): Likewise.
8882 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
8883 node rather than a GIMPLE_MODIFY_STMT node.
8884 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
8885 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
8887 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
8888 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
8891 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8894 * fold-const.c (fold_comparison): Add back the
8895 folding of constant complex comparisions.
8897 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8900 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
8901 effects unknown to this function, return early.
8903 2007-02-15 Ian Lance Taylor <iant@google.com>
8905 * lower-subreg.c (move_eh_region_note): New static function.
8906 (resolve_simple_move): Call it.
8907 (decompose_multiword_subregs): Track blocks for which we resolve a
8908 simple move which is also a control flow insn. Pass them to
8909 find_many_sub_basic_blocks.
8910 (pass_lower_subreg): Add TODO_verify_flow.
8911 (pass_lower_subreg2): Likewise.
8913 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8914 Brooks Moses <brooks.moses@codesourcery.com>
8915 Lee Millward <lee.millward@codesourcery.com>
8917 * tree.h (enum tree_code_class): Add tcc_vl_exp.
8918 (VL_EXP_CLASS_P): New.
8919 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
8921 (TREE_OPERAND_CHECK_CODE): Likewise.
8922 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
8923 (TREE_RTL_OPERAND_CHECK): Likewise.
8924 (tree_operand_check_failed): Make second parameter the whole tree
8925 instead of its code. Fixed callers.
8926 (VL_EXP_CHECK): New.
8927 (TREE_OPERAND_LENGTH): New.
8928 (VL_EXP_OPERAND_LENGTH): New.
8929 (CALL_EXPR_FN): New.
8930 (CALL_EXPR_STATIC_CHAIN): New.
8931 (CALL_EXPR_ARGS): New.
8932 (CALL_EXPR_ARG): New.
8933 (call_expr_nargs): New.
8934 (CALL_EXPR_ARGP): New.
8935 (build_nt_call_list): Declare.
8936 (build_vl_exp_stat): Declare.
8937 (build_vl_exp): New.
8938 (build_call_list): Declare.
8939 (build_call_nary): Declare.
8940 (build_call_valist): Declare.
8941 (build_call_array): Declare.
8942 (call_expr_arg): Declare.
8943 (call_expr_argp): Declare.
8944 (call_expr_arglist): Declare.
8945 (fold_build_call_list): Declare.
8946 (fold_build_call_list_initializer): Declare.
8947 (fold_call_expr): Declare to replace fold_builtin.
8948 (fold_builtin_fputs): Update to agree with modified definition.
8949 (fold_builtin_strcpy): Likewise.
8950 (fold_builtin_strncpy): Likewise.
8951 (fold_builtin_memory_chk): Likewise.
8952 (fold_builtin_stxcpy_chk): Likewise.
8953 (fold_builtin_strncpy_chk): Likewise.
8954 (fold_builtin_next_arg): Likewise.
8955 (fold_build_call_expr): Declare.
8956 (fold_builtin_call_list): Declare.
8957 (fold_builtin_call_valist): Declare.
8958 (build_call_expr): Declare.
8959 (validate_arglist): Update to agree with modified definition.
8960 (tree_operand_length): New.
8961 (call_expr_arg_iterator): New.
8962 (init_call_expr_arg_iterator): New.
8963 (next_call_expr_arg): New.
8964 (first_call_expr_arg): New.
8965 (more_call_expr_args_p): New.
8966 (FOR_EACH_CALL_EXPR_ARG): New.
8968 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
8969 and tcc_gimple_stmt.
8970 (tree_code_size): Update documentation. Use sizeof (tree) rather
8971 than sizeof (char *).
8972 (tree_size): Likewise. Add case for tcc_vl_exp.
8973 (tree_node_structure): Add case for tcc_vl_exp.
8974 (contains_placeholder_p): Likewise.
8975 (substitute_in_expr): Likewise.
8976 (substitute_placeholder_in_expr): Likewise.
8977 (stabilize_reference_1): Likewise.
8978 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
8979 to diagnose breakage of this interface for constructing CALL_EXPRs.
8980 (build_nt): Add similar assertion here.
8981 (build_nt_call_list): New.
8982 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
8983 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
8985 (get_callee_fndecl): Use new CALL_EXPR accessors.
8986 (tree_operand_check_failed): Change parameters to pass entire node
8987 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
8988 (process_call_operands): New.
8989 (build_vl_exp_stat): New.
8990 (build_call_list): New.
8991 (build_call_nary): New.
8992 (build_call_valist): New.
8993 (build_call_array): New.
8994 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8995 (call_expr_arglist): New.
8997 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
8998 tcc_vl_exp instead of a fixed-size tcc_expression.
9000 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9001 accessors for CALL_EXPRs.
9002 (AGGR_INIT_EXPR): Likewise.
9004 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9005 Brooks Moses <brooks.moses@codesourcery.com>
9006 Lee Millward <lee.millward@codesourcery.com>
9008 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9009 (expand_builtin_nonlocal_goto): Change parameter to be entire
9010 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9011 (expand_builtin_prefetch): Likewise.
9012 (expand_builtin_classify_type): Likewise.
9013 (mathfn_built_in): Return NULL_TREE instead of 0.
9014 (expand_errno_check): Use new CALL_EXPR accessors.
9015 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9016 Return NULL_RTX instead of 0.
9017 (expand_builtin_mathfn_2): Likewise.
9018 (expand_builtin_mathfn_3): Likewise.
9019 (expand_builtin_interclass_mathfn): Likewise.
9020 (expand_builtin_sincos): Likewise.
9021 (expand_builtin_cexpi): Likewise.
9022 (expand_builtin_int_roundingfn): Likewise.
9023 (expand_builtin_int_roundingfn_2): Likewise.
9024 (expand_builtin_pow): Likewise.
9025 (expand_builtin_powi): Likewise.
9026 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9027 of arglist, fixing callers appropriately. Use new CALL_EXPR
9028 accessors and constructors. Return NULL_RTX instead of 0.
9029 (expand_builtin_strstr): Likewise.
9030 (expand_builtin_strchr): Likewise.
9031 (expand_builtin_strrchr): Likewise.
9032 (expand_builtin_strpbrk): Likewise.
9033 (expand_builtin_memcpy): Likewise.
9034 (expand_builtin_mempcpy): Likewise.
9035 (expand_builtin_mempcpy_args): New.
9036 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9037 (expand_builtin_memmove_args): New.
9038 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9039 (expand_movstr): Likewise.
9040 (expand_builtin_strcpy): Likewise.
9041 (expand_builtin_strcpy_args): New.
9042 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9043 (expand_builtin_strncpy): Likewise.
9044 (expand_builtin_memset): Likewise.
9045 (expand_builtin_memset_args): New.
9046 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9047 (expand_builtin_memcmp): Likewise.
9048 (expand_builtin_strcmp): Likewise.
9049 (expand_builtin_strncmp): Likewise.
9050 (expand_builtin_strcat): Likewise.
9051 (expand_builtin_strncat): Likewise.
9052 (expand_builtin_strspn): Likewise.
9053 (expand_builtin_strcspn): Likewise.
9054 (expand_builtin_args_info): Likewise.
9055 (expand_builtin_va_start): Likewise.
9056 (gimplify_va_arg_expr): Likewise.
9057 (expand_builtin_va_end): Likewise.
9058 (expand_builtin_va_copy): Likewise.
9059 (expand_builtin_frame_address): Likewise.
9060 (expand_builtin_alloca): Likewise.
9061 (expand_builtin_bswap): Likewise.
9062 (expand_builtin_unop): Likewise.
9063 (expand_builtin_fputs): Likewise.
9064 (expand_builtin_expect): Likewise.
9065 (expand_builtin_fabs): Likewise.
9066 (expand_builtin_copysign): Likewise.
9067 (expand_builtin_printf): Likewise.
9068 (expand_builtin_fprintf): Likewise.
9069 (expand_builtin_sprintf): Likewise.
9070 (expand_builtin_init_trampoline): Likewise.
9071 (expand_builtin_signbit): Likewise.
9072 (expand_builtin_fork_or_exec): Likewise.
9073 (expand_builtin_sync_operation): Likewise.
9074 (expand_builtin_compare_and_swap): Likewise.
9075 (expand_builtin_lock_test_and_set): Likewise.
9076 (expand_builtin_lock_release): Likewise.
9077 (expand_builtin): Likewise.
9078 (builtin_mathfn_code): Likewise.
9080 (fold_builtin_constant_p): Pass call arguments individually instead
9081 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9082 accessors and constructors. Return NULL_TREE instead of 0.
9083 (fold_builtin_expect): Likewise.
9084 (fold_builtin_classify_type): Likewise.
9085 (fold_builtin_strlen): Likewise.
9086 (fold_builtin_nan): Likewise.
9087 (integer_valued_real_p): Likewise.
9088 (fold_trunc_transparent_mathfn): Likewise.
9089 (fold_fixed_mathfn): Likewise.
9090 (fold_builtin_cabs): Likewise.
9091 (fold_builtin_sqrt): Likewise.
9092 (fold_builtin_cbrt): Likewise.
9093 (fold_builtin_cos): Likewise.
9094 (fold_builtin_cosh): Likewise.
9095 (fold_builtin_tan): Likewise.
9096 (fold_builtin_sincos): Likewise.
9097 (fold_builtin_cexp): Likewise.
9098 (fold_builtin_trunc): Likewise.
9099 (fold_builtin_floor): Likewise.
9100 (fold_builtin_ceil): Likewise.
9101 (fold_builtin_round): Likewise.
9102 (fold_builtin_int_roundingfn): Likewise.
9103 (fold_builtin_bitop): Likewise.
9104 (fold_builtin_bswap): Likewise.
9105 (fold_builtin_logarithm): Likewise.
9106 (fold_builtin_hypot): Likewise.
9107 (fold_builtin_pow): Likewise.
9108 (fold_builtin_powi): Likewise.
9109 (fold_builtin_exponent): Likewise.
9110 (fold_builtin_memset): Likewise.
9111 (fold_builtin_bzero): Likewise.
9112 (fold_builtin_memory_op): Likewise.
9113 (fold_builtin_bcopy): Deleted; call site changed to invoke
9114 fold_builtin_memory_op directly.
9115 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9116 (fold_builtin_strncpy): Likewise.
9117 (fold_builtin_memcmp): Likewise.
9118 (fold_builtin_strcmp): Likewise.
9119 (fold_builtin_strncmp): Likewise.
9120 (fold_builtin_signbit): Likewise.
9121 (fold_builtin_copysign): Likewise.
9122 (fold_builtin_isascii): Likewise.
9123 (fold_builtin_toascii): Likewise.
9124 (fold_builtin_isdigit): Likewise.
9125 (fold_builtin_fabs): Likewise.
9126 (fold_builtin_abs): Likewise.
9127 (fold_builtin_fmin_fmax): Likewise.
9128 (fold_builtin_carg): Likewise.
9129 (fold_builtin_classify): Likewise.
9130 (fold_builtin_unordered_cmp): Likewise.
9132 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9133 New functions split out from fold_builtin_1.
9134 (fold_builtin_n): New.
9135 (fold_builtin_varargs): New.
9136 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9138 (fold_call_expr): New.
9139 (build_function_call_expr): Rewrite to use new helper function.
9140 (fold_builtin_call_list): New.
9141 (build_call_expr): New.
9142 (fold_builtin_call_valist): New.
9143 (rewrite_call_expr): New.
9144 (validate_arg): New.
9145 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9146 of an arglist. Change return type to bool. Use new CALL_EXPR
9149 (fold_builtin_strstr): Pass call arguments individually instead
9150 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9151 accessors and constructors. Return NULL_TREE instead of 0.
9152 (fold_builtin_strchr): Likewise.
9153 (fold_builtin_strrchr): Likewise.
9154 (fold_builtin_strpbrk): Likewise.
9155 (fold_builtin_strcat): Likewise.
9156 (fold_builtin_strncat): Likewise.
9157 (fold_builtin_strspn): Likewise.
9158 (fold_builtin_strcspn): Likewise.
9159 (fold_builtin_fputs): Likewise.
9160 (fold_builtin_next_arg): Likewise.
9161 (fold_builtin_sprintf): Likewise.
9163 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9164 NULL_RTX instead of 0.
9165 (expand_builtin_memory_chk): Likewise.
9166 (maybe_emit_chk_warning): Likewise.
9167 (maybe_emit_sprintf_chk_warning): Likewise.
9169 (fold_builtin_object_size): Pass call arguments individually instead
9170 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9171 accessors and constructors. Return NULL_TREE instead of 0.
9172 (fold_builtin_memory_chk): Likewise.
9173 (fold_builtin_stxcpy_chk): Likewise.
9174 (fold_builtin_strncpy_chk): Likewise.
9175 (fold_builtin_strcat_chk): Likewise.
9176 (fold_builtin_strcat_chk): Likewise.
9177 (fold_builtin_strncat_chk): Likewise.
9178 (fold_builtin_sprintf_chk): Likewise.
9179 (fold_builtin_snprintf_chk): Likewise.
9180 (fold_builtin_printf): Likewise.
9181 (fold_builtin_vprintf): Likewise.
9183 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9185 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9186 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9187 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9188 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9189 (fold_unary): Likewise.
9190 (fold_binary): Likewise.
9191 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9192 ternary expressions.
9193 (fold): Add logic for tcc_vl_exp.
9194 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9195 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9196 (fold_build3_stat): Add assertion to flag broken interface for
9197 constructing CALL_EXPRs.
9198 (fold_build_call_list): New.
9199 (fold_build_call_list_initializer): New.
9200 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9202 (fold_strip_sign_ops): Likewise.
9204 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9205 Brooks Moses <brooks.moses@codesourcery.com>
9206 Lee Millward <lee.millward@codesourcery.com>
9208 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9209 accessors and dump arguments explicitly.
9211 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9213 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9215 (print_call_name): Use new CALL_EXPR accessors.
9217 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9218 CALL_EXPR arguments explicitly instead of as a list. Use
9219 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9221 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9222 (vrp_visit_stmt): Likewise.
9224 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9225 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9227 (force_move_till_expr): Likewise.
9229 * targhooks.c (default_external_stack_protect_fail): Use
9230 build_call_expr instead of build_function_call_expr.
9231 (default_hidden_stack_protect_fail): Likewise.
9233 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9236 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9237 and walk arguments explicitly.
9239 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9240 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9241 (expand_simple_operations): Likewise.
9242 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9244 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9245 of TREE_CODE_LENGTH.
9246 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9248 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9249 instead of TREE_CODE_LENGTH.
9251 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9252 (tree_ic_transform): Likewise.
9253 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9254 parameter instead of arglist. Fix callers.
9255 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9256 (tree_stringops_transform): Likewise.
9257 (tree_indirect_call_to_profile): Likewise.
9258 (tree_stringops_values_to_profile): Likewise.
9260 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9261 (eliminate_tail_call): Likewise.
9263 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9265 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9266 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9268 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9270 * omp-low.c (build_omp_barrier): Use build_call_expr.
9271 (lower_rec_input_clauses): Likewise.
9272 (lower_reduction_clauses): Likewise.
9273 (expand_parallel_call): Likewise.
9274 (maybe_catch_exception): Likewise.
9275 (expand_omp_for_generic): Likewise.
9276 (expand_omp_for_static_nochunk): Likewise.
9277 (expand_omp_sections): Likewise.
9278 (lower_omp_single_simple): Likewise.
9279 (lower_omp_single_copy): Likewise.
9280 (lower_omp_master): Likewise.
9281 (lower_omp_ordered): Likewise.
9282 (lower_omp_critical): Likewise.
9284 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9285 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9287 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9288 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9289 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9291 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9292 and generalize to handle any number of operands.
9293 (chrec_contains_undetermined): Likewise.
9294 (tree_contains_chrecs): Likewise.
9295 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9297 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9299 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9300 fold_call_expr instead of fold_builtin.
9301 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9302 match declarations there.
9303 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9306 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9307 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9309 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9310 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9312 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9315 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9316 (execute_cse_sincos): Use new CALL_EXPR accessors.
9318 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9320 * gimple-low.c (lower_function_body): Use build_call_expr.
9321 (lower_builtin_setjmp): Likewise.
9323 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9324 (set_storage_via_libcall): Likewise.
9325 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9326 instead of TREE_CODE_LENGTH.
9327 (expand_expr_real_1): Use new CALL_EXPR accessors.
9329 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9330 generalize to handle any number of operands.
9331 (TB_parent_eq): Likewise.
9333 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9334 (strip_builtin_expect): Likewise.
9336 * function.c (gimplify_parameters): Use build_call_expr.
9338 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9339 instead of TREE_CODE_LENGTH.
9341 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9342 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9344 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9347 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9348 (gimplify_decl_expr): Likewise.
9349 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9350 Use new CALL_EXPR iterators.
9351 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9352 (gimplify_modify_expr_to_memset): Likewise.
9353 (gimplify_variable_sized_compare): Likewise.
9354 (gimplify_omp_atomic_fetch_op): Likewise.
9355 (gimplify_omp_atomic_pipeline): Likewise.
9356 (gimplify_omp_atomic_mutex): Likewise.
9357 (gimplify_function_tree): Likewise.
9359 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9360 (call_expr_flags): Likewise.
9361 (expand_call): Likewise.
9363 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9364 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9367 * coverage.c (create_coverage): Use build_call_expr.
9369 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9370 (temp_call_expr_obstack): New.
9371 (pool_copy_list): Delete.
9372 (temp_copy_call_expr): New.
9373 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9374 CALL_EXPR accessors. Get rid of special goo for copying argument
9375 lists and use temp_copy_call_expr instead.
9376 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9377 CALL_EXPR accessors.
9378 (create_expression_by_pieces): Likewise. Use build_call_array
9379 to construct the result instead of fold_build3.
9380 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9381 dealing with argument lists.
9382 (init_pre): Remove references to expression_node_pool and
9383 list_node_pool. Init temp_call_expr_obstack instead.
9384 (fini_pre): Remove references to expression_node_pool and
9387 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9388 and walk arguments explicitly instead of as a list.
9390 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9391 (mx_register_decls): Likewise.
9392 (mudflap_register_call): Likewise.
9393 (mudflap_finish_file): Likewise.
9395 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9396 (ipa_callsite_compute_param): Likewise.
9398 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9399 accessors and constructor.
9401 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9402 accessors and constructor.
9403 (convert_tramp_reference): Likewise.
9404 (convert_call_expr): Likewise.
9405 (finalize_nesting_tree_1): Likewise.
9407 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9410 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9412 * tree-inline.c (initialize_inlined_parameters): Pass entire
9413 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9415 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9416 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9418 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9419 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9420 (vectorizable_reduction): Likewise.
9421 (vectorizable_call): Use new CALL_EXPR iterators.
9422 (vectorizable_conversion): Use build_call_expr.
9423 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9424 (vect_gen_widened_results_half): Use build_call_expr.
9425 (vect_setup_realignment): Likewise.
9426 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9428 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9429 (pass_through_call): Likewise.
9430 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9433 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9434 (tree_gen_pow2_profiler): Likewise.
9435 (tree_gen_one_value_profiler): Likewise.
9436 (tree_gen_ic_func_profiler): Likewise.
9437 (tree_gen_average_profiler): Likewise.
9438 (tree_gen_ior_profiler): Likewise.
9440 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9441 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9442 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9444 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9445 of TREE_CODE_LENGTH.
9447 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9448 of TREE_CODE_LENGTH.
9450 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9452 (convert_to_integer): Likewise.
9454 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9457 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9458 Brooks Moses <brooks.moses@codesourcery.com>
9459 Lee Millward <lee.millward@codesourcery.com>
9461 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9463 * config/frv/frv.c (frv_expand_builtin): Likewise.
9464 * config/s390/s390.c (s390_expand_builtin): Likewise.
9466 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9467 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9469 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9470 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9471 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9472 (ix86_expand_store_builtin): Likewise.
9473 (ix86_expand_unop_builtin): Likewise.
9474 (ix86_expand_unop1_builtin): Likewise.
9475 (ix86_expand_sse_compare): Likewise.
9476 (ix86_expand_sse_comi): Likewise.
9477 (ix86_expand_vec_init_builtin): Likewise.
9478 (ix86_expand_vec_ext_builtin): Likewise.
9479 (ix86_expand_vec_set_builtin): Likewise.
9480 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9482 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9483 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9485 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9486 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9487 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9489 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9491 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9492 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9493 arglist. Use new CALL_EXPR accessors. Fix callers.
9494 (altivec_expand_abs_builtin): Likewise.
9495 (rs6000_expand_binop_builtin): Likewise.
9496 (altivec_expand_predicate_builtin): Likewise.
9497 (altivec_expand_lv_builtin): Likewise.
9498 (spe_expand_stv_builtin): Likewise.
9499 (altivec_expand_stv_builtin): Likewise.
9500 (rs6000_expand_ternop_builtin): Likewise.
9501 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9502 (altivec_expand_st_builtin): Likewise.
9503 (altivec_expand_dst_builtin): Likewise.
9504 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9505 arglist. Use new CALL_EXPR accessors. Fix callers.
9506 (altivec_expand_vec_set_builtin): Likewise.
9507 (altivec_expand_vec_ext_builtin): Likewise.
9508 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9509 (spe_expand_builtin): Likewise.
9510 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9511 arglist. Use new CALL_EXPR accessors. Fix callers.
9512 (spe_expand_evsel_builtin): Likewise.
9513 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9514 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9516 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9517 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9518 (arm_expand_unop_builtin): Likewise.
9519 (arm_expand_builtin): Use new CALL_EXPR accessors.
9521 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9524 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9525 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9526 (bfin_expand_unop_builtin): Likewise.
9527 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9529 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9530 Brooks Moses <brooks.moses@codesourcery.com>
9531 Lee Millward <lee.millward@codesourcery.com>
9533 * c-semantics.c (build_stmt): Add internal diagnostic check.
9535 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9536 accessors. Print arguments explicitly instead of as a list.
9538 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9540 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9541 (c_finish_omp_flish): Likewise.
9543 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9544 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9545 instead of TREE_CODE_LENGTH.
9546 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9547 (c_warn_unused_result): Likewise.
9549 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9552 * doc/invoke.texi (Warning Options): Remove
9553 -Werror-implicit-function-declaration.
9554 (Wimplicit-function-declaration): Update description.
9555 * opts.c (common_handle_option): Move handling of -Werror=* to...
9556 (enable_warning_as_error): ...here.
9557 * opts.h (enable_warning_as_error): Declare.
9558 * c-decl.c (implicit_decl_warning): Unless
9559 -Wno-implicit-function-declaration is given, emit a pedwarn if
9560 -std=c99 or emit a warning if -Wimplicit-function-declaration.
9561 * c.opt (Wimplicit-function-declaration): Replace
9562 mesg_implicit_function_declaration with
9563 warn_implicit_function_declaration.
9564 * c-opts.c (c_common_handle_option):
9565 -Werror-implicit-function-declaration is exactly equal as
9566 -Werror=implicit-function-declaration.
9567 (set_Wimplicit): Replace mesg_implicit_function_declaration with
9568 warn_implicit_function_declaration.
9569 (c_common_post_options): -Wimplict-function-declaration is enabled
9570 by default by -std=c99, otherwise is disabled by default.
9571 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
9573 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9575 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
9576 DECL on the rhs to a DECL on the lhs for debug info purposes if the
9577 former is ignored but not the latter.
9579 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9581 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
9582 is made and the reference doesn't use the alias set of its type,
9583 do not create the temporary using that type.
9585 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
9587 * jump.c: Remove prototypes for delete_computation and
9588 delete_prior_computation.
9590 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9592 * jump.c (get_label_after): Delete.
9593 (get_label_before, delete_computation, delete_jump,
9594 delete_prior_computation, follow_jumps): Move...
9595 * reorg.c (delete_computation, delete_prior_computation): ... here...
9596 (get_label_before, delete_jump): ... making these static ...
9597 (follow_jumps): ... and simplifying this since it only runs after
9599 * rtl.h (get_label_after, get_label_before, delete_jump,
9600 follow_jumps): Delete prototypes.
9602 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9604 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
9606 2007-02-15 Nick Clifton <nickc@redhat.com>
9608 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
9609 order to prevent it from being munged by the target.
9611 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
9613 * config/i386/i386.md: Remove misleading comment.
9615 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9617 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
9618 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
9621 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9623 * tree-sra.c (instantiate_missing_elements): Canonicalize
9625 (sra_build_assignment): New.
9626 (generate_copy_inout, generate_element_copy,
9627 generate_element_zero, generate_one_element_init): Use it.
9629 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9631 * tree-sra.c (instantiate_missing_elements): Canonicalize
9633 (sra_build_assignment): New.
9634 (generate_copy_inout, generate_element_copy,
9635 generate_element_zero, generate_one_element_init): Use it.
9637 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9639 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
9642 2007-02-14 Joseph Myers <joseph@codesourcery.com>
9644 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
9645 types as aggregates not scalars.
9646 * function.c (assign_stack_temp_for_type): Likewise.
9648 2007-02-14 Roger Sayle <roger@eyesopen.com>
9649 Zdenek Dvorak <dvorakz@suse.cz>
9651 * tree-dump.c (dump_switch_p_1): Require exact match of the option
9654 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
9656 * passes.c (next_pass_1): Clear the next field of the copied
9659 2007-02-14 Richard Henderson <rth@redhat.com>
9661 * tree-sra.c (early_sra): New.
9662 (decl_can_be_decomposed_p): Deny va_list if early_sra.
9663 (tree_sra_early, pass_sra_early): New.
9664 * tree-pass.h (pass_sra_early): Declare.
9665 * passes.c (init_optimization_passes): Use it.
9667 2007-02-14 Richard Guenther <rguenther@suse.de>
9669 * flags.h (issue_strict_overflow_warning): Convert to a macro.
9671 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
9673 PR tree-optimization/30771
9674 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
9676 (vect_analyze_operations): Induction phis can now be marked as
9678 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
9679 Update documentation accordingly.
9681 2007-02-14 Nick Clifton <nickc@redhat.com>
9683 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
9684 most 3 arguments are supported.
9685 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
9687 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
9689 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
9690 Ensure dst->current is valid.
9692 2007-02-13 Paul Brook <paul@codesourcery.com>
9694 * config.gcc: Add arm*-*-uclinux-*eabi.
9695 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
9696 (SUBTARGET_EXTRA_LINK_SPEC): Define.
9697 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
9698 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
9699 (LINK_SPEC): Define.
9701 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
9703 * config/arm/uclinux-eabi.h: New file.
9704 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
9705 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
9708 2007-02-13 Ian Lance Taylor <iant@google.com>
9710 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
9711 * flags.h (warn_strict_overflow): Declare.
9712 (enum warn_strict_overflow_code): Define.
9713 (issue_strict_overflow_warning): New static inline function.
9714 * opts.c (warn_strict_overflow): New variable.
9715 (common_handle_option): Handle OPT_Wstrict_overflow and
9716 OPT_Wstrict_overflow_.
9717 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
9719 * fold-const.c: Include intl.h.
9720 (fold_deferring_overflow_warnings): New static variable.
9721 (fold_deferred_overflow_warning): New static variable.
9722 (fold_deferred_overflow_code): New static variable.
9723 (fold_defer_overflow_warnings): New function.
9724 (fold_undefer_overflow_warnings): New function.
9725 (fold_undefer_and_ignore_overflow_warnings): New function.
9726 (fold_deferring_overflow_warnings_p): New function.
9727 (fold_overflow_warning): New static function.
9728 (make_range): Add strict_overflow_p parameter. Change all
9730 (extract_muldiv, extract_muldiv_1): Likewise.
9731 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
9732 tree_expr_nonnegative_p.
9733 (fold_negate_expr): Call fold_overflow_warning.
9734 (fold_range_test): Likewise.
9735 (fold_comparison): Likewise.
9736 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
9737 instead of tree_expr_nonnegative_p.
9738 (tree_expr_nonnegative_warnv_p): Rename from
9739 tree_expr_nonnegative_p, add strict_overflow_p parameter.
9740 (tree_expr_nonnegative_p): New function.
9741 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
9742 strict_overflow_p parameter.
9743 (tree_expr_nonzero_p): New function.
9744 * passes.c (verify_interpass_invariants): New static function.
9745 (execute_one_pass): Call it.
9746 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
9748 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
9749 (estimate_numbers_of_iterations): Likewise.
9750 (scev_probably_wraps_p): Likewise.
9751 * tree-ssa-ccp.c: Include "toplev.h".
9752 (evaluate_stmt): Defer fold overflow warnings until we know we are
9754 (struct fold_stmt_r_data): Add stmt field.
9755 (fold_stmt_r): Defer fold overflow warnings until we know we
9757 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
9758 (fold_stmt_inplace): Likewise.
9759 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
9760 (cleanup_control_expr_graph): Defer fold overflow warnings until
9761 we know we are going to optimize.
9762 * tree-cfg.c (fold_cond_expr_cond): Likewise.
9763 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
9765 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9766 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
9767 * tree-ssa-loop-manip.c (create_iv): Likewise.
9768 * c-typeck.c (build_conditional_expr): Likewise.
9769 (build_binary_op): Likewise.
9770 * tree-vrp.c (vrp_expr_computes_nonzero): Call
9771 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
9772 (extract_range_from_unary_expr): Likewise.
9773 * simplify-rtx.c (simplify_const_relational_operation): Warn when
9774 assuming that signed overflow does not occur.
9775 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
9776 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
9777 (fold_defer_overflow_warnings): Declare.
9778 (fold_undefer_overflow_warnings): Declare.
9779 (fold_undefer_and_ignore_overflow_warnings): Declare.
9780 (fold_deferring_overflow_warnings_p): Declare.
9781 (tree_expr_nonzero_warnv_p): Declare.
9782 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
9784 (Warning Options): Document -Wstrict-overflow.
9785 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
9786 (tree-ssa-ccp.o): Likewise.
9787 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
9788 (fold-const.o): Depend on intl.h.
9790 2007-02-13 Ian Lance Taylor <iant@google.com>
9793 * lower-subreg.c (resolve_simple_move): Decompose subregs in
9796 2007-02-13 Stuart Hastings <stuart@apple.com>
9798 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
9800 2007-02-13 Richard Henderson <rth@redhat.com>
9802 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
9803 handled_component_p before looking for the indirect_ref.
9805 2007-02-13 Richard Henderson <rth@redhat.com>
9807 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
9808 remove flags clobber.
9809 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
9810 (bswaphi_lowpart): New.
9811 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
9812 remove TARGET_BSWAP test. Delete expander of the same name.
9814 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
9815 (expand_unop): Use them.
9817 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
9819 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
9820 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
9821 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
9822 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
9823 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
9824 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
9825 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
9826 assembler dialect choice from asm templates.
9828 2007-02-12 Richard Henderson <rth@redhat.com>
9830 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
9831 (fixuns_trunc<SSEMODEF>si2): Use it.
9832 * config/i386/sse.md (vec_setv4sf_0): Export.
9833 * config/i386/i386.c (ix86_build_const_vector): Export.
9834 (ix86_split_convert_uns_si_sse): Rename from
9835 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
9836 * config/i386/i386-protos.h: Update.
9838 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9841 * c-typeck.c (c_finish_return): Improve warning message.
9843 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9845 * alias.c (find_symbolic_term): Delete unused function.
9847 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
9849 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
9850 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
9851 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
9853 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9855 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9856 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
9857 the function, temporarily point the debug interface to the null one.
9859 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9861 * dwarf2out.c (round_up_to_align): New static function.
9862 (field_byte_offset): Use it to round the offset.
9864 2007-02-12 Richard Henderson <rth@redhat.com>
9866 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
9867 (inswl_const): Export.
9869 2007-02-12 Richard Henderson <rth@redhat.com>
9871 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
9872 result mode of the libcall, convert back to outmode.
9874 2007-02-12 Roger Sayle <roger@eyesopen.com>
9876 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
9877 (bswapdi2): New define_expand to implement 32-bit implementation.
9879 2007-02-12 Nick Clifton <nickc@redhat.com>
9881 * doc/invoke.texi (Overall Options): Document --help=.
9882 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
9883 (cc1_options): Pass --help= on to cc1.
9884 (display_help): Add description of --help=.
9885 (process_command): Add code to handle --help=. Allow translated
9886 --help and --target-help switches to be passed on to compiler
9888 (main): Remove unused if statement.
9889 * opts.c (columns): Remove.
9890 (LEFT_COLUMN): Define.
9891 (wrap_help): Add columns argument.
9892 (print_filtered_help): Change parameters to be an include bitmask,
9893 an exclude bitmask, an any bitmask and the column width. Move the
9894 code to display the params list here. Add code to display the
9895 status of options rather than their descriptions if the quiet flag
9897 (print_specific_help): Change parameters to be an include bitmask,
9898 an exclude bitmask and an any bitmask. Move code to look up the
9899 column width here. Decide upon the title for an options listing.
9900 (common_handle_options): Add code to handle --help=. Adapt code
9901 for --help and --target-help to use the revised form of the
9902 print_specific_help function.
9903 (print_help): Delete.
9904 (print_param_help): Delete.
9905 (print_switch): Delete.
9906 * opts.h (cl_lang_count): Add prototype.
9907 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
9908 CL_MAX_OPTION_CLASS): New defines.
9909 * optc-gen.awk: Add construction of cl_lang_count.
9910 * c.opt: Add Warning attribute to warning options and Optimization
9911 attribute to optimization options.
9912 * common.opt: Likewise.
9914 Add -fhelp and -ftarget-help as aliases for the transformed --help
9915 and --target-help options.
9916 * opt-functions.awk: Add code to handle Warning and Optimization
9919 2007-02-12 Richard Henderson <rth@redhat.com>
9921 * config/alpha/constraints.md: New file.
9922 * config/alpha/alpha.c: Include tm-constrs.h.
9923 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
9924 alpha_extra_constraint): Remove.
9925 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
9926 * config/alpha/alpha-protos.h: Update.
9927 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
9928 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
9929 (EXTRA_CONSTRAINT): Remove.
9930 * config/alpha/alpha.md: Include constraints.md.
9931 (adddi splitter): Use satisfies_constraint_*.
9932 * config/alpha/predicates.md (add_operand): Likewise.
9933 (sext_add_operand, addition_operation): Likewise.
9935 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
9937 PR tree-optimization/29145
9938 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
9939 in our handling of restrict qualified pointers.
9941 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9944 * doc/invoke.texi (Wunused-value): Update description.
9945 (Wextra): Delete item.
9946 * opts.c (set_Wextra): Don't use the value of Wextra to set the
9947 value of Wunused-value.
9948 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
9949 (c_finish_stmt_expr): Don't check extra_warnings.
9950 (emit_side_effect_warnings): The caller is responsible to check
9953 2007-02-11 Roger Sayle <roger@eyesopen.com>
9954 Matt Thomas <matt@3am-software.com>
9956 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
9958 2007-02-11 Roger Sayle <roger@eyesopen.com>
9960 * simplify-rtx.c (simplify_relational_operation_1): Optimize
9961 comparisons of POPCOUNT against zero.
9962 (simplify_const_relational_operation): Likewise.
9964 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9966 * doc/invoke.texi (Wextra): Delete outdated paragraph.
9968 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9970 * dwarf2out.c (root_type): Delete unused function.
9972 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9974 * genattrtab.c (contained_in_p): Delete unused function.
9975 (write_expr_attr_cache): Likewise.
9977 2007-02-11 Jan Hubicka <jh@suse.cz>
9979 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
9982 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
9984 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
9985 to add the REG_EQ* note.
9986 * see.c (see_merge_one_use_extension): Likewise.
9987 * local-alloc.c (update_equiv_regs): Likewise. Also don't
9988 turn REG_EQUAL notes into REG_EQUIV notes if the target
9989 register may have more than one set.
9990 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
9991 * gcse.c (try_replace_reg): Likewise.
9992 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
9993 * calls.c (fixup_tail_calls): Likewise. Abort if there is
9994 more than one REG_EQUIV note.
9995 * reload1.c (gen_reload): Use set_unique_reg_note.
9997 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
9999 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10000 (ix86_builtin_conversion): New function.
10002 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10005 * tree.h (DECL_REPLACEABLE_P): New macro.
10006 * except.c (set_nothrow_function_flags): Likewise.
10008 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10009 Ira Rosen <irar@il.ibm.com>
10010 Dorit Nuzman <dorit@il.ibm.com>
10012 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10013 * targhooks.c (default_builtin_vectorized_conversion): New.
10014 * targhooks.h (default_builtin_vectorized_function): New declaration.
10015 * target.h (struct vectorize): Add builtin_conversion field.
10016 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10017 stmt_vec_info_type value.
10018 (vectorizable_conversion): New declaration.
10019 * tree-vect-analyze.c (vect_analyze_operations): Add
10020 vectorizable_conversion call.
10021 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10022 * tree-vect-transform.c (vectorizable_conversion): New function.
10023 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10024 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10026 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10027 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10028 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10029 or ALTIVEC_BUILTIN_VCFSX.
10031 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10034 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10035 CONST_DOUBLE and operand 0 is a hard register.
10036 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10037 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10038 is a hard floating-point register.
10040 2007-02-10 Richard Henderson <rth@redhat.com>
10041 Jakub Jelinek <jakub@redhat.com>
10042 Alexandre Oliva <aoliva@redhat.com>
10044 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10045 * builtin-types.def (BT_WORD): Make unsigned.
10046 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10047 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10048 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10049 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10050 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10051 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10053 * expr.c (emutls_var_address): New.
10054 (expand_expr_real_1): Expand emulated tls.
10055 (expand_expr_addr_expr_1): Likewise.
10056 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10057 * output.h (emutls_finish): Declare.
10058 * toplev.c (compile_file): Call it.
10059 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10060 address before wrapping in CONST.
10061 * varasm.c (emutls_htab, emutls_object_type): New.
10062 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10063 (get_emutls_object_name, get_emutls_object_type): New.
10064 (get_emutls_init_templ_addr, emutls_decl): New.
10065 (emutls_common_1, emutls_finish): New.
10066 (assemble_variable): When emulating tls, swap decls; generate
10067 constructor for the emutls objects.
10068 (do_assemble_alias): When emulating tls, swap decl and target name.
10069 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10071 * varpool.c (decide_is_variable_needed): Look at force_output.
10072 Recurse for emulated tls.
10073 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10074 with decide_is_variable_needed.
10075 * emutls.c: New file.
10076 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10077 tls_object for real tls.
10079 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10081 PR rtl-optimization/29599
10082 * reload1.c (eliminate_regs_in_insn): Take the destination
10083 mode into account when computing the offset.
10085 2007-02-09 Stuart Hastings <stuart@apple.com>
10086 Richard Henderson <rth@redhat.com>
10088 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10089 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10090 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10091 fixuns_truncdfhi2): New.
10092 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10093 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10094 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10095 (floatunssidf2): Allow nonimmediate source.
10096 * config/i386/sse.md (movdi_to_sse): New.
10097 (vec_concatv2di): Drop '*'.
10098 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10099 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10100 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10102 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10103 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10104 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10105 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10106 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10107 ix86_build_const_vector.
10108 (x86_emit_floatuns): Rewrite.
10110 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10112 * genautomata.c (longest_path_length): Delete unused function.
10113 (struct state): Delete unused longest_path_length.
10114 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10115 (get_free_state): Delete unused.
10117 2007-02-09 Jan Hubicka <jh@suse.cz>
10119 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10120 * doc/invoke.texi (inline-unit-growth): Update default value.
10122 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10123 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10124 (rebuild_cgraph_edges): Likewise.
10125 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10126 (dump_cgraph_node): Dump frequencies.
10127 (cgraph_clone_edge): Add frequency scales.
10128 (cgraph_clone_node): Add freuqnecy.
10129 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10130 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10131 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10132 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10133 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10134 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10135 (save_inline_function_body): Likewise.
10136 * ipa-inline.c: inluce rtl.h
10137 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10138 (cgraph_edge_badness): Use frequencies.
10139 (cgraph_decide_recursive_inlining): Update clonning.
10140 (cgraph_decide_inlining_of_small_function): Dump frequency.
10141 * predict.c (estimate_bb_frequencies): Export.
10142 * predict.h (estimate_bb_frequencies): Declare.
10143 * tree-inline.c (copy_bb): Watch overflows.
10144 (expand_call_inline): Update call of cgraph_create_edge.
10145 (optimize_inline_calls): Use TODO flags to update frequnecies.
10146 * passes.h: Include predict.h
10147 (init_optimization_passes): Move profile ahead.
10148 (execute_function_todo): Handle TODO_rebuild_frequencies.
10150 2007-02-09 Roger Sayle <roger@eyesopen.com>
10152 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10153 the insbl or inswl pattern into a register.
10155 2007-02-09 Roger Sayle <roger@eyesopen.com>
10157 * config/ia64/ia64.md (bswapdi2): New define_insn.
10159 2007-02-09 Richard Henderson <rth@redhat.com>
10161 * config/i386/constraints.md (Ym): New constraint.
10162 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10163 (movdi_1_rex64): Split sse and xmm general register moves from
10164 memory move alternatives. Use conditional register constraints.
10165 (movsf_1, movdf_integer): Likewise.
10166 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10167 (movdf_integer_rex64): New.
10168 (pushsf_rex64): Fix output constraints.
10169 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10170 (sse2_stored): Likewise.
10171 (sse2_storeq_rex64): New.
10172 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10173 amd and not generic.
10174 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10175 for optimize_size. Remove SF/DFmode hack.
10177 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10179 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10182 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10183 Richard Sandiford <richard@codesourcery.com>
10185 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10186 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10187 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10188 m68k/t-mlib to tmake_file.
10189 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10190 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10191 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10192 Allow it to be cf or m68k. Set m68k_arch_family. If that
10193 variable is not empty, add t-$m68k_arch_family to tmake_file.
10194 Add t-mlibs to tmake_file.
10195 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10196 * config/m68k/t-cf: New file.
10197 * config/m68k/t-m68k: Likewise.
10198 * config/m68k/t-mlibs: Likewise.
10199 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10200 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10201 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10202 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10203 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10205 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10206 (INSTALL_LIBGCC): Delete.
10207 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10208 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10209 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10210 (M68K_MLIB_CPU): Define.
10211 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10212 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10213 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10215 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10216 Richard Guenther <rguenther@suse.de>
10218 PR middle-end/23361
10219 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10220 against INT_MIN/INT_MAX.
10221 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10222 file if a loop is removed.
10224 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10226 * calls.c (store_one_arg): Pass correct alignment to
10227 emit_push_insn for non-BLKmode values.
10228 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10229 unaligned stack slot via a suitably aligned slot.
10231 2007-02-08 DJ Delorie <dj@redhat.com>
10233 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10235 (legal_subregs): Use unsigned char, make const.
10236 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10238 2007-02-08 Paul Brook <paul@codesourcery.com>
10240 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10241 special interworking needed.
10243 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10245 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10246 conditional to __SSE2__.
10247 (Entries below should have been added to first ChangeLog
10248 entry for amdfam10 dated 2007-02-05)
10249 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10251 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10253 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10256 2007-02-08 DJ Delorie <dj@redhat.com>
10258 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10259 * config/m32c/m32c.c (legal_subregs): New.
10260 (m32c_illegal_subreg_p): New.
10261 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10262 unsupported subregs of hard regs.
10264 2007-02-08 Jan Hubicka <jh@suse.cz>
10266 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10267 the same one; always update histograms.
10269 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10271 * passes.c (init_optimization_passes): Tidy comment.
10273 2007-02-08 Roger Sayle <roger@eyesopen.com>
10275 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10276 strip zero_extend, bswap and rotates from POCOUNT's argument.
10277 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10278 zero_extend and rotates from PARITY's argument.
10279 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10280 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10281 of an integer constant at compile-time.
10283 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10286 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10288 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10291 * tree-ssa-live.c (remove_unused_locals): Do not remove
10292 TREE_ADDRESSABLE variables.
10293 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10294 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10295 FOR_CLOBBER. Update all users.
10296 If VAR has an associated alias set, add a virtual operand for
10297 it if no alias is found to conflict with the memory reference.
10299 2007-02-07 Jan Hubicka <jh@suse.cz>
10300 Robert Kidd <rkidd@crhc.uiuc.edu>
10302 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10304 2007-02-07 Ian Lance Taylor <iant@google.com>
10306 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10308 2007-02-07 Roger Sayle <roger@eyesopen.com>
10310 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10311 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10312 tablejumpdi, movsi_to_cr_one): Remove constraints from
10313 define_expand's match_operands.
10315 2007-02-07 Roger Sayle <roger@eyesopen.com>
10317 * global.c (compute_regsets): Move declatation of "i" inside of
10318 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10320 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10323 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10324 of INDIRECT_REF <RESULT_DECL>.
10326 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10328 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10329 Kaz Kojima <kkojima@gcc.gnu.org>
10332 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10334 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10336 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10338 * doc/loop.texi: Document possibility not to perform disambiguation
10339 of loops with multiple latches.
10340 * cfgloopmanip.c (alp_enum_p): Removed.
10341 (add_loop): Handle subloops. Use get_loop_body_with_size.
10342 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10343 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10344 the new forwarder block.
10345 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10346 Handle the case latch is NULL.
10347 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10348 when marking loop exits.
10349 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10351 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10352 disambiguate_loops_with_multiple_latches.
10353 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10354 before fix_loop_structure.
10355 * cfgloop.c: Include pointer-set.h and output.h.
10356 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10357 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10358 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10359 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10360 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10361 disambiguate_multiple_latches, get_loop_body_with_size,
10362 disambiguate_loops_with_multiple_latches): New functions.
10363 (flow_loop_dump): Dump multiple latch edges.
10364 (flow_loop_nodes_find): Handle loops with multiple latches.
10365 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10366 (glb_enum_p): Modified.
10367 (get_loop_body): Use get_loop_body_with_size.
10368 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10369 (AVOID_CFG_MODIFICATIONS): New constant.
10370 (disambiguate_loops_with_multiple_latches, add_loop,
10371 get_loop_body_with_size): Declare.
10372 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10374 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10376 PR inline-asm/28686
10377 * global.c (compute_regsets): New function.
10378 (global_alloc): Refactored ELIMINABLE_REGSET
10379 and NO_GLOBAL_ALLOC_REGS computation out.
10380 (rest_of_handle_global_alloc): Call compute_regsets()
10381 for non-optimizing case.
10383 2007-02-06 Richard Henderson <rth@redhat.com>
10385 * config/i386/constraints.md (Y2): Rename from Y.
10386 (Yi): New constraint.
10387 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10388 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10389 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10390 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10391 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10392 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10393 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10394 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10395 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10396 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10397 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10398 vec_extractv2si_1): Change Y constraints to Y2.
10399 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10400 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10401 Change Y constraints to Y2.
10402 (sse2_loadld): Change Y constraints to x.
10404 2007-02-06 Roger Sayle <roger@eyesopen.com>
10406 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10407 (parity<mode>2): New define_expand using rs6000_emit_parity.
10408 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10409 rs6000_emit_parity): New functions.
10410 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10411 rs6000_emit_parity): Prototype here.
10413 2007-02-06 Ian Lance Taylor <iant@google.com>
10415 * lower-subreg.c (simple_move_operand): Reject CONST.
10416 (resolve_clobber): Call validate_change rather than directly
10417 assigning to XEXP (pat, 0).
10419 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10421 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10422 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10423 (tree-cfg.o): Remove hashtab.h dependency.
10425 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10426 (struct ivopts_data): Change niters to pointer_map_t.
10427 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10428 (niter_for_exit): Create pointer_map on demand. Change for
10430 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10431 (free_loop_data): Destroy data->niters if created and reset field.
10432 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10433 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10435 * tree-ssa-reassoc.c: Include pointer-set.h.
10436 (bb_rank): Change to long *.
10437 (operand_rank): Change to pointer_map_t.
10438 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10439 (insert_operand_rank): Accept long.
10440 (operand_entry_hash, operand_entry_eq): Remove.
10441 (get_rank): Return long. Adjust for changes above.
10442 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10444 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10446 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10447 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10448 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10450 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10451 directly since it cannot be NULL.
10452 (get_vi_for_tree): Rewrite for pointer_map API.
10453 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10454 (init_alias_vars): Create vi_for_tree as pointer_map.
10455 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10457 * tree-cfg.c: Don't include hashtab.h.
10458 (edge_to_cases): Declare as pointer_map.
10459 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10461 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10462 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10463 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10465 (record_switch_edge): Delete.
10466 (get_cases_for_edge): Adjust for pointer_map API, inline
10467 record_switch_edge (rewritten for new API), remove goto.
10469 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10471 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10472 * tree-nested.c: Include pointer-set.h.
10473 (var_map_elt, var_map_eq, var_map_hash): Delete.
10474 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10475 to pointer_map_t's.
10476 (nesting_info_bitmap_obstack): New.
10477 (lookup_field_for_decl): Adjust for pointer_map API.
10478 (lookup_tramp_for_decl): Adjust for pointer_map API.
10479 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10480 (get_local_debug_decl): Adjust for pointer_map API.
10481 (convert_nl_goto_reference): Adjust for pointer_map API.
10482 (convert_nl_goto_receiver): Adjust for pointer_map API.
10483 (create_nesting_tree): Create outside GGC space. Create bitmap on
10484 the new obstack. Create field_map and var_map as pointer_maps.
10485 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10487 (lower_nested_functions): Move root here, no need to NULL it.
10488 Initialize and release the obstack.
10490 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10492 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10493 Remove prototypes and make them non-static.
10494 (struct tree_int_map): Remove.
10495 * tree.h (struct tree_int_map): Move here, turning TO into an
10497 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10499 * tree.h (TREE_COMPLEXITY): Remove.
10500 (struct tree_exp): Remove complexity field.
10501 * tree.c (build1_stat): Don't set it.
10503 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10504 Victor Kaplansky <victork@il.ibm.com>
10506 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10507 (vect_is_simple_reduction): Support reduction with induction as
10508 one of the operands.
10509 (vect_is_simple_iv_evolution): Fix formatting.
10510 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10511 formatting. Don't mark induction phis for vectorization.
10512 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10513 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10514 (vect_get_vec_def_for_operand): Support induction.
10515 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10517 (vectorizable_reduction): Support reduction with induction as one of
10519 (vectorizable_type_demotion): Use def-type of stmt argument rather
10520 than dummy def-type.
10522 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10523 flag_tree_scev_cprop.
10524 * common.opt (tree-scev-cprop): New flag.
10526 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10527 call to vect_get_new_vect_var.
10529 2007-02-06 Ira Rosen <irar@il.ibm.com>
10531 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10532 vectype is not NULL.
10533 (vect_pattern_recog_1): Likewise.
10535 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10537 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10538 (fold_negate_expr): Likewise.
10540 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10543 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10544 even if cv-qualification is the same.
10546 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10548 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10549 __enable_execute_stack on completion.
10551 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10553 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
10554 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
10555 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
10556 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
10557 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
10558 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
10559 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
10560 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
10562 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10564 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
10565 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
10566 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
10567 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
10568 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
10569 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
10570 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
10571 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
10572 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
10573 umuldi3_highpart_rex64, umulsi3_highpart_insn,
10574 umulsi3_highpart_zext, smuldi3_highpart_rex64,
10575 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
10576 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
10577 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
10578 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
10579 sqrtextenddfxf2_i387): Added amdfam10_decode.
10581 * config/i386/athlon.md (athlon_idirect_amdfam10,
10582 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
10583 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
10584 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
10585 athlon_ivector_store_amdfam10): New define_insn_reservation.
10586 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
10589 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10591 * config/i386/athlon.md (athlon_call_amdfam10,
10592 athlon_pop_amdfam10, athlon_lea_amdfam10): New
10593 define_insn_reservation.
10594 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
10595 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
10596 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
10598 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10600 * config/i386/athlon.md (athlon_sseld_amdfam10,
10601 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
10602 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
10604 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10606 * config/i386/athlon.md (athlon_sseins_amdfam10): New
10607 define_insn_reservation.
10608 * config/i386/i386.md (sseins): Added sseins to define_attr type
10609 and define_attr unit.
10610 * config/i386/sse.md: Set type attribute to sseins for insertq
10613 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10615 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
10616 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
10617 ssecomi_load_amdfam10, ssecomi_amdfam10,
10618 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
10619 define_insn_reservation.
10620 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
10622 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10624 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
10625 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
10626 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
10627 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
10628 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
10629 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
10630 define_insn_reservation.
10632 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
10633 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
10634 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
10635 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
10636 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
10638 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10640 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
10641 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
10642 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
10643 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
10644 athlon_ssemul_load_k8): Added amdfam10.
10646 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10648 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
10649 (x86_sse_unaligned_move_optimal): New variable.
10651 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
10653 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
10654 for unaligned vector SSE double/single precision loads for AMDFAM10.
10656 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10658 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
10659 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
10660 Define TARGET_CPU_DEFAULT_amdfam10.
10661 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
10662 (processor_type): Add PROCESSOR_AMDFAM10.
10664 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
10665 processor_type in config/i386/i386.h.
10666 Enable imul peepholes for TARGET_AMDFAM10.
10668 * config.gcc: Add support for --with-cpu option for amdfam10.
10670 * config/i386/i386.c (amdfam10_cost): New variable.
10671 (m_AMDFAM10): New macro.
10672 (m_ATHLON_K8_AMDFAM10): New macro.
10673 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
10674 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
10675 x86_promote_QImode, x86_integer_DFmode_moves,
10676 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10677 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
10678 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
10679 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
10680 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
10681 Enable/disable for amdfam10.
10682 (override_options): Add amdfam10_cost to processor_target_table.
10683 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
10684 processor_alias_table.
10685 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
10686 (ix86_adjust_cost): Add code for amdfam10.
10688 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10690 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
10691 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
10692 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
10693 * config/i386/i386.h: Add builtin definition for SSE4A.
10694 * config/i386/i386.md: Add support for ABM instructions
10695 (popcnt and lzcnt).
10696 * config/i386/sse.md: Add support for SSE4A instructions
10697 (movntss, movntsd, extrq, insertq).
10698 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
10699 Add -march=amdfam10 flag.
10700 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
10701 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
10703 * doc/extend.texi: Add documentation for SSE4A builtins.
10705 2007-02-05 Bob Wilson <bob.wilson@acm.org>
10707 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
10709 2007-02-05 Richard Guenther <rguenther@suse.de>
10711 * tree-vectorizer.h (vectorizable_function): Add argument type
10712 argument, change return type.
10713 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
10714 * tree-vect-transform.c (vectorizable_function): Handle extra
10715 argument, return vectorized function decl.
10716 (build_vectorized_function_call): Remove.
10717 (vectorizable_call): Handle calls with result and argument types
10718 differing. Handle loop vectorization factor correctly.
10719 * targhooks.c (default_builtin_vectorized_function): Adjust for
10721 * targhooks.h (default_builtin_vectorized_function): Likewise.
10722 * target.h (builtin_vectorized_function): Add argument type
10724 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
10725 extra argument, allow vectorizing of lrintf.
10726 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
10727 documentation of target hook.
10729 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
10732 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
10733 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
10734 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
10736 2007-02-05 Roger Sayle <roger@eyesopen.com>
10738 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
10739 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
10740 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
10741 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
10742 before canonicalizing sincos to cexpi.
10743 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
10745 2007-02-05 Roger Sayle <roger@eyesopen.com>
10747 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
10748 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
10749 (alpha_init_builtins): Use alpha_add_builtins to process tables.
10751 2007-02-05 Roger Sayle <roger@eyesopen.com>
10753 * mips-tfile.c (initialize_init_file): Correct endianness test.
10755 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
10757 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
10758 the 'y' constraint.
10760 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10762 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
10763 saves in a PARALLEL before the register assignments.
10765 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10767 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
10768 DWARF_FRAME_RETURN_COLUMN to be a general register.
10769 * dwarf2out.c (init_return_column_size): New function, split from...
10770 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
10771 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
10772 to be nongeneral registers.
10773 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
10775 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
10776 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
10778 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10780 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
10782 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10784 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
10785 (remove_path): Use can_remove_branch_p and remove_branch instead
10786 of loop_delete_branch_edge.
10787 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
10788 (tree_transform_and_unroll_loop): Remove dead branches immediately.
10789 Update profile using scale_dominated_blocks_in_loop.
10790 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
10791 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
10792 (can_remove_branch_p, remove_branch): Declare.
10793 * tree-cfg.c (tree_can_remove_branch_p): New function.
10794 (tree_cfg_hooks): Add tree_can_remove_branch_p.
10795 * cfgrtl.c (rtl_can_remove_branch_p): New function.
10796 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
10798 2007-02-05 Jan Hubicka <jh@suse.cz>
10800 PR middle-end/30696
10801 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
10802 nodes in cgraph, don't remove offline copy of the function.
10804 2007-02-04 Jan Hubicka <jh@suse.cz>
10806 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
10807 vectors might cause maybe_lookup_element_for_expr to be called
10808 on non-sra-candidate.
10810 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10812 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
10813 config/bfin/bfin.md, config/bfin/predicates.md: Follow
10814 spelling conventions.
10816 2007-02-04 Richard Guenther <rguenther@suse.de>
10818 PR middle-end/30636
10819 * fold-const.c (try_move_mult_to_index): Make sure to not
10820 overflow one dimension of a multi-dimensional array access.
10822 2007-02-04 Jan Hubicka <jh@suse.cz>
10824 * passes.c (init_optimization_passes): Reindent.
10826 2007-02-04 Jan Hubicka <jh@suse.cz>
10827 Eric Botcazou <ebotcazou@adacore.com>
10829 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
10830 (execute_fixup_cfg): Break out the abnormal goto code.
10831 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
10832 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
10833 (optimize_inline_calls): Call make_nonlocal_label_edges.
10835 2007-02-04 Jan Hubicka <jh@suse.cz>
10837 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
10838 true when something was changed.
10839 (rename_ssa_copies): When something was changed, do
10840 TODO_remove_unused_locals.
10841 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10842 add TODO_remove_unused_locals when instruction was removed.
10844 2007-02-04 Jan Hubicka <jh@suse.cz>
10846 * ipa-inline.c (try_inline): Improve debug output; work on already
10848 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
10849 call try_inline for already inlined edges too when flattening;
10850 inline also functions that make callee growth but overall unit size
10853 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10855 * config/m32c/bitops.md, config/m32c/jump.md,
10856 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
10857 config/m32r/m32r.h, config/m32r/m32r.md,
10858 config/m32r/predicates.md, config/m68hc11/larith.asm,
10859 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
10860 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
10861 config/mips/mips-protos.h, config/mips/mips.c,
10862 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
10863 config/mn10300/mn10300.h, config/mn10300/predicates.md,
10864 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
10865 spelling conventions.
10867 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
10868 Follow spelling conventions.
10870 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
10872 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
10873 warn about C++0x compatibility.
10875 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10877 * config/h8300/h8300.c, config/h8300/h8300.h,
10878 config/h8300/h8300.md: Follow spelling conventions.
10880 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
10882 PR middle-end/30667
10883 * combine.c (try_combine): Do not substitute source operand
10884 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
10886 2007-02-03 Jan Hubicka <jh@suse.cz>
10888 PR gcov-profile/30650
10889 * value-prof.c (stringop_block_profile): Fix handling of size counter;
10890 do not divide by zero for never executed counters.
10891 (tree_find_values_to_profile): Fix counters.
10892 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
10894 2007-02-03 Ian Lance Taylor <iant@google.com>
10896 * lower-subreg.c (simple_move_operand): New static function,
10897 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
10899 (simple_move): Call simple_move_operand.
10900 (find_decomposable_subregs): Add special handling of MEMs.
10901 (can_decompose_p): Rename from cannot_decompose_p. Reverse
10902 meaning of return value. If we see a hard register, test whether
10903 it can store a word_mode value. Change all callers.
10905 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10907 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
10908 ftrapv insns and expanders.
10909 (subdi3): Change define_expand operand 1 to arith11_operand, and
10910 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
10911 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
10912 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
10915 PR middle-end/30174
10916 * varasm.c (notice_global_symbol): Treat global objects as weak when
10917 flag_shlib is true.
10919 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10921 * emit-rtl.c (dconstpi): Delete.
10922 (dconstsqrt2): New.
10923 (init_emit_once): Delete dconstpi and init dconstsqrt2.
10924 * real.h (dconstpi): Delete.
10925 (dconstsqrt2): New.
10926 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
10927 (fold_builtin_hypot): Likewise.
10929 2007-02-03 Tom Tromey <tromey@redhat.com>
10932 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
10933 -gcoff3, -gxcoff3, -gvms3 implies -dD.
10935 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
10937 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
10938 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
10939 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
10940 config/rs6000/cell.md, config/rs6000/darwin.h,
10941 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
10942 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
10943 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10944 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
10945 typos. Follow spelling conventions.
10946 * doc/invoke.texi: Follow spelling conventions.
10948 2007-02-03 Roger Sayle <roger@eyesopen.com>
10950 * simplify-rtx.c (simplify_relational_operation_1): Implement some
10951 canonicalization transformations that attempt to simplify integer
10952 constant comparisons to become comparisons against zero.
10954 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10956 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
10958 * fold-const.c (fold_binary): Fix comment typos. Fold complex
10959 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
10961 2007-02-02 Mike Stump <mrs@apple.com>
10963 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
10964 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
10965 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
10966 generate a branch island.
10968 2007-02-02 Bob Wilson <bob.wilson@acm.org>
10970 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
10971 (xtensa_legitimate_address_p): New.
10972 (xtensa_legitimize_address): New.
10973 (xtensa_output_addr_const_extra): New.
10974 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
10976 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10977 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
10978 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
10979 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
10980 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
10981 (xtensa_legitimize_address): New.
10982 (xtensa_output_addr_const_extra): New.
10984 2007-02-02 Steve Ellcey <sje@cup.hp.com>
10986 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
10988 2007-02-02 Ian Lance Taylor <iant@google.com>
10990 * expmed.c (expand_divmod): Add comment.
10992 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
10994 * emit-rtl.c (renumber_insns): Remove.
10995 * flags.h: Remove the extern for flag_renumber_insns.
10996 * rtl.h: Remove the prototype for renumber_insns.
10997 * toplev.c (flag_renumber_insns): Remove.
10999 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11001 Revert for x86 darwin:
11002 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11004 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11005 code before the following patch under TARGET_MACHO.
11006 (ix86_function_value_regno_p): Likewise.
11008 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11010 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11013 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11016 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11017 general or fp registers. Add comments.
11018 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11020 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11022 * pointer-set.c (insert_aux): Only return insertion slot.
11023 (pointer_set_insert): Adjust.
11024 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11025 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11026 pointer_map_traverse): New.
11027 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11028 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11029 pointer_map_contains, pointer_map_traverse): Declare.
11031 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11033 PR middle-end/30473
11034 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11035 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11037 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11039 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11041 (struct _dep): New type.
11042 (dep_t): New typedef.
11043 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11044 (DEP_STATUS): New access macro. The macro with the same name was
11045 renamed to DEP_LINK_STATUS.
11046 (dep_init): Declare function
11048 (struct _dep_link): New type.
11049 (dep_link_t): New typedef.
11050 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11051 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11052 (DEP_LINK_STATUS): New macro.
11053 (debug_dep_links): New debug function.
11055 (struct _deps_list): New type.
11056 (deps_list_t): New typedef.
11057 (DEPS_LIST_FIRST): New access macro.
11058 (FOR_EACH_DEP_LINK): New cycle macro.
11059 (create_deps_list, free_deps_list, delete_deps_list): Declare
11061 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11062 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11063 (copy_deps_list_change_con): Ditto.
11065 (move_dep_link): Declare function.
11067 (struct _dep_node): New type.
11068 (dep_node_t): New typedef.
11069 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11071 (struct haifa_insn_data.back_deps): New field to hold backward
11072 dependencies of the insn.
11073 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11075 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11076 Change its type to deps_list_t.
11077 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11078 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11079 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11081 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11083 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11085 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11087 (dep_cost): Declare.
11089 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11090 (ds_to_dk, dk_to_ds): New functions.
11092 (init_dep_1): New static function.
11093 (init_dep): New function.
11094 (copy_dep): New static function.
11096 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11098 (detach_dep_link): New static function.
11099 (move_dep_link): New function.
11101 (dep_links_consistent_p, dump_dep_links): New static functions.
11102 (debug_dep_links): New debugging function.
11104 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11106 (alloc_deps_list, init_deps_list): New static functions.
11107 (create_deps_list): New function.
11108 (clear_deps_list): New static function.
11109 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11110 (deps_list_consistent_p, dump_deps_list): New static functions.
11111 (debug_deps_list): New function.
11112 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11114 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11116 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11117 use new scheduler dependencies lists.
11118 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11119 (sched_analyze): Ditto. Initialize dependencies lists.
11120 (add_forw_dep, compute_forward_dependences): Update to use new
11121 scheduler dependencies lists.
11123 (init_dependency_caches): Init deps_obstack.
11124 (free_dependency_caches): Free deps_obstack.
11126 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11127 new scheduler dependencies lists.
11128 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11129 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11131 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11132 Update to use new scheduler dependencies lists.
11133 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11134 (debug_dependencies): Ditto.
11135 (schedule_region): Update comments.
11137 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11138 scheduler dependencies lists.
11139 (schedule_ebb): Update comments.
11141 * rtl.def (DEPS_LIST): Remove.
11143 * lists.c (unused_deps_list): Remove.
11144 (free_list): Update assertions.
11146 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11147 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11149 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11150 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11152 * haifa-sched.c (comments): Update.
11153 (insn_cost1): Remove. Inline the code into insn_cost ().
11154 (insn_cost): Update to use new scheduler dependencies lists. Move
11155 processing of the dependency cost to dep_cost ().
11156 (dep_cost): New function. Use it instead of insn_cost () when
11157 evaluating cost of the dependency. Use compatible interface to
11158 interact with the target.
11159 (priority): Update to use new scheduler dependencies lists.
11160 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11161 with greater number of insns that depend on the insn.
11162 (schedule_insn): Update to use new scheduler dependencies lists. Add
11163 code to free backward dependencies lists. Inline and optimize code
11164 from resolve_dep () - see PR28071.
11165 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11166 lists. Update call to targetm.sched.is_costly_dependence hook.
11168 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11169 scheduler dependencies lists.
11171 (resolve_dep): Remove. Move the logic to schedule_insn ().
11172 (init_h_i_d): Initialize dependencies lists.
11174 (process_insn_depend_be_in_spec): Rename to
11175 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11176 dependencies lists.
11177 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11178 Update to use new scheduler dependencies lists.
11179 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11181 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11182 new scheduler dependencies lists.
11183 (build_intra_loop_deps): Ditto.
11185 * target.h (struct _dep): Declare to use in
11186 gcc_target.sched.is_costly_dependence.
11187 (struct gcc_target.sched.adjust_cost): Fix typo.
11188 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11189 single dep_t parameter instead of an equivalent triad.
11190 (struct gcc_target.sched.adjust_cost_2): Remove.
11192 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11194 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11196 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11198 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11200 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11201 (REG_DEP_TRUE): Document.
11203 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11204 Change signature to correspond to the targetm.sched.adjust_cost hook.
11205 Update use in TARGET_SCHED_ADJUST_COST_2.
11206 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11207 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11208 new scheduler dependencies lists.
11209 (ia64_gen_check): Ditto.
11211 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11212 dependencies lists.
11214 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11215 signature to correspond to the targetm.sched.is_costly_dependence hook.
11216 (is_costly_group): Update to use new scheduler dependencies lists.
11218 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11219 instead of INSN_COST () macro.
11221 2007-02-01 Ian Lance Taylor <iant@google.com>
11223 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11225 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11227 * pa.md (tp_load): Correct mfctl instruction syntax.
11229 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11231 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11232 altivec_padding_size calculation on AIX. Improve comment, add
11233 assert to verify that it's right.
11235 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11238 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11240 PR inline-asm/28686
11241 * global.c (global_alloc): Add mising initialization of
11244 2007-02-01 Roger Sayle <roger@eyesopen.com>
11246 * alias.c (init_alias_analysis): Correct whitespace.
11247 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11248 partition_hot_cold_basic_blocks): Likewise.
11249 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11250 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11251 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11252 fold_builtin_snprintf_chk, fold_builtin_printf,
11253 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11254 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11255 * cfgcleanup.c (cleanup_cfg): Likewise.
11256 * cfgexpand.c (tree_expand_cfg): Likewise.
11257 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11258 * function.c (get_next_funcdef_no): Likewise.
11259 * gengtype.c (main): Likewise.
11260 * genmodes.c (main): Likewise.
11261 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11262 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11263 * ifcvt.c (noce_emit_move_insn): Likewise.
11264 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11266 * stor-layout.c (get_best_mode): Likewise.
11267 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11268 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11269 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11270 perform_var_substitution, solve_graph): Likewise.
11271 * tree-vrp.c (vrp_finalize): Likewise.
11273 2007-02-01 Ian Lance Taylor <iant@google.com>
11275 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11276 high part of a paradoxical subreg, return a constant zero.
11278 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11280 * toplev.c (lang_dependent_init): Call init_set_costs.
11281 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11283 2007-02-01 Richard Guenther <rguenther@suse.de>
11285 PR middle-end/30656
11286 * fold-const.c (fold_negate_expr): Allow negating a
11287 constant if overflow does not change.
11289 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11291 * doc/c-tree.texi (Expression trees): Improve markup.
11292 * doc/tm.texi (Register Classes, Addressing Modes)
11293 (Floating Point): Fix spacing after abbreviations. Fix some
11296 2007-02-01 Ben Elliston <bje@au.ibm.com>
11298 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11299 * doc/contrib.texi: Likewise.
11300 * doc/install.texi: Likewise.
11302 2007-01-31 Richard Henderson <rth@redhat.com>
11303 Ian Lance Taylor <iant@google.com>
11305 * lower-subreg.c: New file.
11306 * rtl.def (CONCATN): Define.
11307 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11308 pass_lower_subreg2.
11309 * emit-rtl.c (update_reg_offset): New static function, broken out
11310 of gen_rtx_REG_offset.
11311 (gen_rtx_REG_offset): Call update_reg_offset.
11312 (gen_reg_rtx_offset): New function.
11313 * regclass.c: Revert patch of 2006-03-05, restoring
11315 (clear_reg_info_regno): New function.
11316 * dwarf2out.c (concatn_loc_descriptor): New static function.
11317 (loc_descriptor): Handle CONCATN.
11318 * common.opt (fsplit_wide_types): New option.
11319 * opts.c (decode_options): Set flag_split_wide_types when
11321 * timevar.def (TV_LOWER_SUBREG): Define.
11322 * rtl.h (gen_reg_rtx_offset): Declare.
11323 (reg_scan_update): Declare.
11324 * regs.h (clear_reg_info_regno): Declare.
11325 * tree-pass.h (pass_lower_subreg): Declare.
11326 (pass_lower_subreg2): Declare.
11327 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11328 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11329 -fsplit-wide-types.
11330 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11331 * Makefile.in (OBJS-common): Add lower-subreg.o.
11332 (lower-subreg.o): New target.
11334 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11336 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11338 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11341 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11343 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11345 PR middle-end/29335
11346 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11348 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11350 * cfgloop.h: Include vec-prim.h.
11351 (enum li_flags): Remove LI_ONLY_OLD.
11352 (loop_iterator): Changed.
11353 (fel_next, fel_init): Iterate over loop tree.
11354 (FOR_EACH_LOOP_BREAK): New macro.
11355 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11357 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11358 * modulo-sched.c (sms_schedule): Ditto.
11359 * tree-vectorizer.c (vectorize_loops): Ditto.
11360 * doc/loop.texi: Update information on loop numbering and behavior of
11361 FOR_EACH_LOOP wrto new loops.
11362 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11363 add_to_evolution_1): Test nestedness of loops instead of comparing
11365 * tree-chrec.c (chrec_fold_plus_poly_poly,
11366 chrec_fold_multiply_poly_poly, chrec_evaluate,
11367 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11368 reset_evolution_in_loop): Ditto.
11369 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11371 2007-01-31 Dirk Mueller <dmueller@suse.de>
11373 * c-common.c (warn_about_parentheses): Separate warning about
11374 un-parenthized sequence of comparison operators from the one
11375 which is supposed to warn about x <= y <= z.
11377 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11379 * optabs.h (enum optab_index): Add new OTI_isinf.
11380 (isinf_optab): Define corresponding macro.
11381 * optabs.c (init_optabs): Initialize isinf_optab.
11382 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11384 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11385 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11387 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11388 expand_builtin_interclass_mathfn.
11389 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11390 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11391 (fxam<mode>2_i387): New insn pattern.
11392 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11393 built-in functions as x87 inline asm.
11395 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11397 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11399 2007-01-30 Eric Christopher <echristo@apple.com>
11401 * config.gcc: Add geode.
11403 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11405 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11406 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11407 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11408 value-prof.c: Fix comment typos.
11410 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11413 * doc/invoke.texi (Wpointer-arith): Document warning.
11415 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11417 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11418 the list of discrepancies from the draft TR.
11420 2007-01-30 Dirk Mueller <dmueller@suse.de>
11423 * doc/invoke.texi (-Wreturn-type): Update description to
11424 match new behavior.
11426 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11428 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11430 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11432 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11433 to handle optabs that operate on floating point input argument and
11434 output to integer output.
11435 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11436 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11437 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11438 expand_builtin_interclass_mathfn ().
11439 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11440 (ilogbsi2): Remove.
11441 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11442 ilogbl built-in functions as x87 intrinsics.
11444 2007-01-30 Richard Guenther <rguenther@suse.de>
11446 PR middle-end/27657
11447 * dwarf2out.c (reference_to_unused): Query varpool if the
11448 variable was output.
11450 2007-01-30 Richard Guenther <rguenther@suse.de>
11452 PR middle-end/30313
11453 * passes.c (execute_one_pass): Reset in_gimple_form to not
11454 confuse non-unit-at-a-time mode.
11456 2007-01-29 Roger Sayle <roger@eyesopen.com>
11457 Richard Guenther <rguenther@suse.de>
11459 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11460 avoid undefined behaviour on overflow. Use force_fit_type_double
11461 to construct the constant with the specified TREE_OVERFLOW.
11463 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11465 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11466 * config/dfp-bit.h: Ditto.
11468 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11470 * c-decl.c (pop_scope): Replace warnings with call to
11471 warn_for_unused_label.
11472 * c-common.h (warn_for_unused_label): Declare.
11473 * c-common.c (warn_for_unused_label): Define.
11475 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11477 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11480 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11482 * Makefile.in (USER_H): Remove decfloat.h.
11483 * ginclude/decfloat.h: Delete, moving contents to ...
11484 * ginclude/float.h: Add support for decimal floating point,
11485 guarded by __STDC_WANT_DEC_FP__.
11487 2007-01-29 Mike Stump <mrs@apple.com>
11489 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11490 Analysis and Representation to resolve case insensitive conflict.
11491 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11493 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11495 * tree.h (struct tree_memory_tag): Add aliases member.
11496 (MTAG_ALIASES): New macro.
11497 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11498 (add_may_alias): Remove pointer-set. Update for may_aliases being
11500 (mark_aliases_call_clobbered): Update for may_aliases being a
11502 (compute_tag_properties): Ditto.
11503 (create_partition_for): Ditto.
11504 (compute_memory_partitions): Ditto.
11505 (dump_may_aliases_for): Ditto.
11506 (is_aliased_with): Ditto.
11507 (add_may_alias_for_new_tag): Ditto.
11508 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11509 (compute_is_aliased): New function.
11510 (compute_may_aliases): Call compute_is_aliased).
11511 (init_alias_info): Initialize alias_bitmap_obstack.
11512 (union_alias_set_into): New function.
11513 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11514 (have_common_aliases_p): Rewrite to take two bitmaps and use
11516 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11517 Update for bitmaps.
11518 (finalize_ref_all_pointers): Update for add_may_alias changes.
11519 (new_type_alias): Ditto.
11520 * tree-flow-inline.h (may_aliases): Return a bitmap.
11521 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11522 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11523 may_aliases being a bitmap.
11524 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11525 may_aliases now returns a bitmap.
11526 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11528 * tree-ssa-operands.c (add_virtual_operand): Update for
11529 may_aliases being a bitmap.
11531 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11533 PR tree-optimization/30630
11534 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11535 variable as changed.
11537 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11540 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11541 expanded only once even if an error occurs.
11543 2007-01-29 Ben Elliston <bje@au.ibm.com>
11545 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11546 (__gcov_average_profiler): Likewise.
11547 (__gcov_ior_profiler): Likewise.
11548 (__gcov_merge_ior): Likewise.
11550 2007-01-28 Jan Hubicka <jh@suse.cz>
11552 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
11553 * value-prof.c (stringop_block_profile): Likewise.
11555 2007-01-28 Jan Hubicka <jh@suse.cz>
11557 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
11558 variant handling histograms; add wrapper.
11559 (clear_storage_via_libcall): Export.
11560 (emit_block_move_hints): Break out from ...; add histograms.
11561 (emit_block_move): ... this one.
11562 (clear_storage_hints): Break out from ...; add histograms.
11563 (clear_storage): ... this one.
11564 (set_storage_via_memset): Handle histogram.
11565 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
11566 (clear_storage_hints, clear_storage_via_libcall): Declare.
11567 (set_storage_via_setmem): Update prototype.
11568 * doc/md.texi (movmem, setmem): Document new arguments.
11570 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
11572 (stringop_block_profile): New global function.
11573 (tree_stringops_values_to_profile): Profile block size and alignment.
11574 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
11576 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
11577 (stringop_block_profile): Declare.
11578 * builtins.c: Include value-prof.h.
11579 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
11580 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
11581 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
11582 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
11583 * profile.c (instrument_values): Add new counters.
11584 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
11586 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
11587 (tree_init_edge_profiler): Build new profilers.
11588 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
11589 (pass_tree_profile): Add dump.
11590 (tree_profile_hooks): Update.
11591 * Makefile.in (LIBGCOV): Add new constants.
11592 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
11593 __gcov_ior_profiler): New.
11594 * i386.md (movmem/setmem expanders): Add new optional arguments.
11596 2007-01-28 David Edelsohn <edelsohn@gnu.org>
11598 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
11600 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11602 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
11603 (tree_unswitch_single_loop): Pass eni_size_weights to
11604 tree_num_loop_insns.
11605 * tree-ssa-loop-manip.c: Include tree-inline.h.
11606 (can_unroll_loop_p): Pass eni_size_weights to
11607 tree_num_loop_insns.
11608 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
11609 Pass eni_size_weights to estimate_num_insns.
11610 * tree.h (init_inline_once): Export.
11611 * toplev.c (backend_init): Call init_inline_once.
11612 * cgraphunit.c (cgraph_process_new_functions,
11613 cgraph_analyze_function): Pass eni_inlining_weights to
11614 estimate_num_insns.
11615 * ipa-inline.c (compute_inline_parameters): Ditto.
11616 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
11617 to estimate_num_insns.
11618 (try_unroll_loop_completely): Pass eni_size_weights to
11619 tree_num_loop_insns.
11620 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
11621 ot estimate_num_insns.
11622 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
11623 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
11624 * tree-inline.c (eni_inlining_weights, eni_size_weights,
11625 eni_time_weights): New variables.
11626 (init_inline_once): Initialize them.
11627 (struct eni_data): Mew.
11628 (estimate_num_insns_1, estimate_num_insns): Use weights.
11629 * tree-inline.h (struct eni_weights_d): New.
11630 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
11631 (estimate_num_insns): Declaration changed.
11632 * cfgloop.h (tree_num_loop_insns): Declaration changed.
11633 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
11634 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
11636 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11638 * tree-data-ref.c (conflict_fn): Assert that the number of affine
11639 relations in the conflict function is valid.
11641 2007-01-27 Ian Lance Taylor <iant@google.com>
11643 * common.opt: Add fstrict-overflow.
11644 * opts.c (decode_options): Set flag_strict_overflow if -O2.
11645 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
11646 (TYPE_OVERFLOW_UNDEFINED): Define.
11647 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
11649 * tree.h (TYPE_TRAP_SIGNED): Don't define.
11650 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
11651 (fold_negate_expr): Likewise.
11652 (make_range): Likewise.
11653 (extract_muldiv_1): Likewise.
11654 (maybe_canonicalize_comparison): Likewise.
11655 (fold_comparison): Likewise.
11656 (fold_binary): Likewise.
11657 (tree_expr_nonnegative_p): Likewise.
11658 (tree_expr_nonzero_p): Likewise.
11659 * tree-vrp.c (compare_values): Likewise.
11660 (extract_range_from_binary_expr): Likewise.
11661 (extract_range_from_unary_expr): Likewise.
11662 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
11664 (nowrap_type_p): Likewise.
11665 * tree-scalar-evolution.c (simple_iv): Likewise.
11666 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
11667 (build_range_check): Likewise.
11668 (extract_muldiv_1): Likewise.
11669 (fold_comparison): Likewise.
11670 * tree-vrp.c (vrp_int_const_binop): Likewise.
11671 (extract_range_from_unary_expr): Likewise.
11672 * convert.c (convert_to_integer): Likewise.
11673 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
11674 (fold_comparison): Likewise.
11675 (fold_binary): Likewise.
11676 * optabs.c (optab_for_tree_code): Likewise.
11677 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
11678 * simplify-rtx.c (simplify_const_relational_operation): Check
11679 flag_strict_overflow and flag_trapv.
11680 (simplify_const_relational_operation): Likewise.
11681 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
11682 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
11685 2007-01-27 Roger Sayle <roger@eyesopen.com>
11687 * tree.c (tree_fold_gcd): Delete.
11688 * tree.h (tree_fold_gcd): Remove prototype.
11689 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
11690 test whether one constant integer is a multiple of another. Instead
11691 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
11692 * fold-const.c (multiple_of_p): We've determined both TOP and
11693 BOTTOM are integer constants so we can call int_const_binop directly
11694 instead of the more generic const_binop.
11696 2007-01-27 Roger Sayle <roger@eyesopen.com>
11698 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
11699 1*X check that the constant hasn't overflowed, to preserve the
11701 (round_up): Provide an efficient implementation when rouding-up an
11702 INTEGER_CST to a power-of-two.
11704 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11706 * doc/sourcebuild.texi: Add comma for clarity.
11707 * doc/extend.texi: Fix some typos.
11708 * doc/passes.texi: Likewise.
11709 * doc/cppinternals.texi: Likewise.
11710 * doc/c-tree.texi: Likewise.
11711 * doc/tree-ssa.texi: Likewise.
11712 * doc/install.texi: Likewise.
11714 2007-01-27 Jan Hubicka <jh@suse.cz>
11716 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
11717 (pass_sra): Do not require alias information.
11718 * passes.c (init_optimization_passes): Add SRA
11720 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
11722 * tracer.c (rest_of_handle_tracer): We already cleaned
11723 up the CFG in tracer() so don't do it here again.
11724 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
11725 cleanup_cfg here, either. And don't call renumber_insns.
11727 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
11728 and BB_HEAD are in the insn stream here. Instead make sure
11729 that BB_INSN is valid on all insns. Also, do check here that
11730 there are no pending branch predictions...
11731 (rtl_verify_flow_info): ...instead of doing it here. Checks
11732 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
11735 2007-01-26 Roger Sayle <roger@eyesopen.com>
11737 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
11738 function to simplify/factorize operand order canonicalization.
11739 (ix86_fixup_binary_operands): Reorganize using the above function.
11740 (ix86_binary_operator_ok): Likewise.
11742 2007-01-27 Jakub Jelinek <jakub@redhat.com>
11744 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
11745 file scope from optimize_attrs.
11746 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
11748 (optimize_attrs): Clear insn_code_values after freeing it.
11750 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11752 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
11753 a parts.base assignment.
11755 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11757 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
11758 (compute_subscript_distance, initialize_data_dependence_relation,
11759 finalize_ddr_dependent, analyze_ziv_subscript,
11760 analyze_siv_subscript_cst_affine,
11761 compute_overlap_steps_for_affine_univar,
11762 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11763 analyze_siv_subscript, analyze_miv_subscript,
11764 analyze_overlapping_iterations, subscript_dependence_tester_1,
11765 compute_self_dependence, free_dependence_relation): Work
11766 with affine_fn instead of chrecs.
11767 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
11768 common_affine_function, affine_function_base,
11769 affine_function_constant_p, affine_fn_op, affine_fn_plus,
11770 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
11771 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
11772 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
11773 (all_chrecs_equal_p): Removed.
11774 * tree-data-ref.h (affine_fn, conflict_function): New types.
11775 (struct subscript): Change type of conflicting_iterations_in_a
11776 and conflicting_iterations_in_b.
11778 2007-01-26 Steve Ellcey <sje@cup.hp.com>
11781 * config/pa/pa.h (TARGET_HPUX_11): New.
11782 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
11783 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
11785 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
11786 Richard Guenther <rguenther@suse.de>
11788 * tree-ssa-structalias.c (solve_graph): Handle case
11789 we merged the variable to another.
11791 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11793 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
11796 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
11797 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
11799 2007-01-25 DJ Delorie <dj@redhat.com>
11801 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
11802 allow changes to modes which don't fit in those registers.
11804 * reload1.c (choose_reload_regs): Check for invalid subregs before
11805 computing their locations, not after.
11807 2007-01-25 Geoffrey Keating <geoffk@apple.com>
11810 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
11811 save Altivec registers in an eh_return function.
11812 (compute_vrsave_mask): Likewise.
11813 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
11814 for saving Altivec registers.
11815 (rs6000_emit_prologue): Don't allocate stack twice in
11816 eh_return function. Correct expected value of altivec_save_offset
11817 when using save_world. Describe save of R0 to stack when using
11818 save_world. Describe stack pointer adjustment when using
11819 save_world. Remove duplicated eh_return parameter register saving.
11820 Update sp_offset variable after save_world.
11821 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
11823 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
11824 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
11827 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11829 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
11831 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11834 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
11835 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
11837 2007-01-25 Richard Guenther <rguenther@suse.de>
11839 * doc/invoke.texi (-Wcoverage-mismatch): Document.
11840 * common.opt (-Wcoverage-mismatch): New warning option.
11841 * coverage.c (get_coverage_counts): Ignore coverage mismatch
11842 if -Wcoverage-mismatch is given.
11844 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
11846 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
11847 (ipcp_driver): Change to static definition.
11848 Add dumping of the ifunctions.
11849 (constant_val_insert): Remove unused parameter. Support for SSA.
11850 (ipcp_propagate_const): Support for SSA.
11851 (ipcp_profile_bb_print): Print only analyzed nodes.
11852 (ipcp_replace_map_create): Remove support for Fortran constant
11854 * ipa-prop.c (ipa_method_modify_stmt,
11855 ipa_callsite_compute_param): Support for SSA.
11856 * ipa-prop.h (ipcp_driver): Remove declaration.
11857 (IS_VALID_TREE_MAP_INDEX): Add define.
11859 2007-01-24 Geoffrey Keating <geoffk@apple.com>
11861 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
11863 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11865 PR middle-end/30447
11866 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
11867 constant argument to cabs and do it without checking for
11868 -funsafe-math-optimizations.
11870 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
11872 * c-common.h (RID_FIRST_CXX0X): New.
11873 (RID_LAST_CXX0X): New.
11874 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
11876 * c.opt (Wc++0x-compat): New.
11877 * doc/invoke.texi (-Wc++0x-compat): Document.
11879 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11881 * builtins.c (fold_builtin_carg): New.
11882 (fold_builtin_1): Use it.
11884 2007-01-24 Jan Hubicka <jh@suse.cz>
11886 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
11888 * ipa-inline.c (initial_insns, max_insns): Delete.
11889 (compute_max_insns): New function.
11890 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
11891 of insns as base for code growth.
11892 (cgraph_decide_inlining): Make initial_insns local; do not compute
11894 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
11895 * doc/invoke.texi (inline-unit-growth): Update docs.
11897 2007-01-24 Jakub Jelinek <jakub@redhat.com>
11899 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
11900 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
11901 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
11902 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
11903 for CPUs that have PTA_CX16 set.
11905 PR middle-end/27416
11906 * gimplify.c (omp_check_private): New function.
11907 (gimplify_scan_omp_clauses): Use it for
11908 firstprivate/lastprivate/reduction.
11910 PR middle-end/30494
11911 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
11912 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
11914 PR middle-end/30421
11915 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
11916 If lower_lastprivate_clauses emits some statements, append them
11917 to dlist rather than body_p and to body_p append an initializer.
11918 (lower_omp_for): Adjust caller.
11920 2007-01-24 Steve Ellcey <sje@cup.hp.com>
11922 * target.h (globalize_decl_name): New.
11923 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11924 * output.h (default_globalize_decl_name): New.
11925 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
11927 (globalize_decl): Ditto.
11928 (default_globalize_decl_name): New.
11929 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
11930 (ia64_handle_version_id_attribute): New.
11931 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11932 (ia64_asm_output_external): Use globalize_decl_name instead
11933 of globalize_label.
11934 * doc/extend.texi (version_id): New pragma.
11935 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
11937 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11939 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
11940 _uleb128_t and _Unwind_SWord with _sleb128_t.
11941 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
11942 uw_frame_state_for, uw_update_context_1): Likewise.
11943 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
11944 * unwind-pe.h (read_uleb128, read_sleb128,
11945 read_encoded_value_with_base): Likewise.
11946 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
11948 2007-01-24 Richard Guenther <rguenther@suse.de>
11950 * builtins.c (expand_builtin_cexpi): Get the fndecl
11951 for cexp in the correct way.
11953 2007-01-24 Jan Hubicka <jh@suse.cz>
11955 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
11957 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11959 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
11960 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
11961 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
11962 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
11963 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
11964 __SIZEOF_PTRDIFF_T__.
11965 * doc/cpp.texi: Documentation for the new builtin macros added.
11967 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
11969 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
11970 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
11971 instead of operands[2] to avoid access past the end of array.
11973 2007-01-24 Richard Sandiford <richard@codesourcery.com>
11975 * reload1.c (emit_reload_insns): Pass the reload register
11976 for a non-spill output reload through forget_old_reloads_1.
11978 2007-01-23 Joseph Myers <joseph@codesourcery.com>
11980 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11981 _SOFT_DOUBLE if doubles use software floating-point.
11982 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
11983 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11984 * config/rs6000/darwin-ldouble.c: Also compile functions for
11985 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
11986 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11987 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
11988 commented-out long double override.
11989 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
11990 * config/rs6000/eabispe.h: Likewise.
11991 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
11992 long double for non-SPE.
11993 (rs6000_handle_option): Likewise.
11994 (invalid_e500_subreg): Disallow more subregs involding DImode,
11995 DFmode, TImode or TFmode.
11996 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
11998 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12000 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12001 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12003 (rs6000_legitimate_address): Also check for TFmode for E500
12005 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12006 (spe_build_register_parallel): Handle TFmode and TCmode.
12007 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12009 (function_arg): Handle TFmode and TCmode for E500 double.
12010 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12012 (print_operand): Handle TFmode and TImode for %y.
12013 (rs6000_generate_compare): Handle TFmode comparisons for E500
12015 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12016 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12017 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12018 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12019 TFmode for E500 double.
12020 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12021 (floatsidf2): Enable for E500 double.
12022 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12023 (extenddftf2): Change to extenddftf2_fprs.
12024 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12025 depending on TARGET_E500_DOUBLE.
12026 (extendsftf2): Enable for E500 double.
12027 (trunctfdf2): Enable for E500 double.
12028 (trunctfsf2): Change to trunctfsf2_fprs.
12029 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12030 depending on TARGET_E500_DOUBLE.
12031 (floatsitf2): Enable for E500 double.
12032 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12033 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12034 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12035 (negtf2): Change to negtf2_internal.
12036 (negtf2): New expander.
12037 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12038 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12039 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12040 (movdi_internal32): Use rs6000_nonimmediate_operand.
12041 (unnamed splitter): Likewise.
12042 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12043 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12044 (SPE64TF, DITI): New mode macros.
12045 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12048 (frob_<mode>_di_2): New.
12049 (frob_tf_di_8_2): New.
12050 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12052 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12054 (frob_ti_<mode>_8_2): New.
12055 (frob_ti_tf_2): New.
12056 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12057 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12059 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12060 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12061 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12062 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12063 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12064 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12067 2007-01-23 Ian Lance Taylor <iant@google.com>
12069 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12071 (OBJS-archive): Reformat, alphabetize.
12072 (OBJS): Change out_object_file to OBJS-md.
12074 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12076 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12077 JUMP_P and CALL_P predicates where applicable.
12078 * config/i386/i386.c: Ditto.
12079 * config/i386/i386.md: Ditto.
12080 * config/i386/mmx.md: Ditto.
12081 * config/i386/predicates.md: Ditto.
12083 2007-01-22 Andreas Schwab <schwab@suse.de>
12085 * config/m68k/m68k.h: Fix comment.
12087 2007-01-22 Jan Hubicka <jh@suse.cz>
12089 * passes.c (init_optimization_passes): Do not rerun
12090 pass_early_warn_uninitialized.
12092 2007-01-22 Richard Guenther <rguenther@suse.de>
12094 PR tree-optimization/30038
12095 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12097 (execute_cse_sincos_1): Likewise.
12098 (execute_cse_sincos): Likewise.
12099 (gate_cse_sincos): Likewise.
12100 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12101 the cexpi() canonicalization of sincos().
12102 * tree-pass.h (pass_cse_sincos): Declare.
12103 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12105 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12107 PR rtl-optimization/29329
12108 * combine.c (replaced_rhs_insn): Rename to i2mod.
12109 (replaced_rhs_value): Rename to i2mod_new_rhs.
12110 (i2mod_old_rhs): New global variable.
12111 (combine_instructions): Adjust for above change. Save a copy of
12112 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12113 note are substituted in the second instruction.
12114 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12115 ditch the note if it pertains to the second eliminated register
12116 and this register is mentioned in i2mod_old_rhs.
12119 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12121 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12122 the insn to which the note was originally attached.
12124 2007-01-21 Jan Hubicka <jh@suse.cz>
12126 * ipa-inline.c (inlining_mode): Comment, move up.
12127 (cgraph_decide_inlining_incrementally): Do not perform inlining
12128 itself; fix handling of flattening of self recursive functions.
12129 (cgraph_find_cycles): Remove.
12130 (cgraph_flatten_node): Remove.
12131 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12132 (try_inline): New function.
12133 (cgraph_early_inlining): Update call of
12134 cgraph_decide_inlining_incrementally. Apply inlining here.
12135 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12137 2007-01-21 Dirk Mueller <dmueller@suse.de>
12140 * tree-vrp.c (check_array_bounds): do not warn
12141 about ADDR_EXPR's of ARRAY_REF's which are immediately
12142 used in binary expressions.
12144 2007-01-21 Ira Rosen <irar@il.ibm.com>
12146 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12147 read_write_dep and macros for its access.
12148 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12149 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12150 argument, call vect_check_interleaving for every independent pair of
12151 data-refs. Mark loads that access the same memory location as a store
12153 (vect_check_dependences): Remove.
12154 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12155 call, fix the call to vect_analyze_data_ref_dependence.
12156 (vect_analyze_data_ref_access): For statements that access the same
12157 data-ref, check that they are not stores; for loads, check that there
12158 is no store that access the same location.
12160 2007-01-20 Roger Sayle <roger@eyesopen.com>
12161 Joseph Myers <joseph@codesourcery.com>
12163 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12164 (-fdump-rtl-stack): Likewise.
12165 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12166 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12167 (-mpt-fixed): Use @minus{} for minus sign.
12168 (Using Precompiled Headers): Fix under/overfull hbox.
12170 2007-01-20 Jan Hubicka <jh@suse.cz>
12172 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12173 place within annotation.
12175 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12177 * pa.c (output_move_double): Change array size of xoperands to 4.
12179 2007-01-20 Jan Hubicka <jh@suse.cz>
12181 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12184 2007-01-19 Ian Lance Taylor <iant@google.com>
12186 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12187 constant to unsigned HOST_WIDE_INT before negating.
12189 2007-01-19 Ian Lance Taylor <iant@google.com>
12191 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12193 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12194 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12195 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12196 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12197 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12198 (realloc_vdef, realloc_vuse): Change second parameter to
12200 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12201 fields to unsigned.
12202 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12203 unsigned. Change x and lim locals to unsigned.
12204 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12206 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12207 (copy_virtual_operands): Change i and n locals to unsigned.
12209 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12211 PR middle-end/29335
12212 * builtins.c (fold_builtin_1): Handle builtin fdim.
12214 2007-01-20 Jan Hubicka <jh@suse.cz>
12216 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12217 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12218 init_alias_heapvars.
12219 (init_alias_heapvars): Initialize only when not already initialized.
12220 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12222 2007-01-19 Roger Sayle <roger@eyesopen.com>
12224 * common.opt (fsigned-zeros): New command line option.
12225 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12226 of flag_unsafe_math_optimizations.
12227 * opts.c (set_fast_math_flags): The -ffast-math command line option
12228 implies -fno-signed-zeros.
12229 (fast_math_flags_set_p): Likewise.
12231 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12232 the documentation of -ffast-math appropriately. Wrap long lines.
12234 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12236 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12237 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12239 2007-01-19 Tomas Bily <tbily@suse.cz>
12241 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12243 (tree_init_ic_make_global_vars): New function
12244 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12245 (tree_gen_ic_profiler): New function
12246 (tree_gen_ic_func_profiler): New function
12247 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12248 (tree_profile_hooks): Added hook for indirec/virtual calls
12249 * value-prof.c (tree_find_values_to_profile): New case for
12251 (tree_values_to_profile): Call for determining indirect/virtual
12253 (tree_indirect_call_to_profile): New function
12254 (tree_ic_transform): New function
12255 (tree_ic): New function
12256 (find_func_by_pid): New function
12257 (init_pid_map): New function
12258 (tree_value_profile_transformations): Added check for
12259 indirect/virtual call transformation
12260 * value-prof.h (enum hist_type): New counter type for
12261 indirect/virtual calls
12262 (profile_hooks): Added new hook for profiling indirect/virtual
12264 * profile.c (instrument_values): New case for indirect/virtual
12266 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12267 (GCOV_COUNTER_V_INDIR): New counter type
12268 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12269 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12271 * cgraph.c: Definition of cgraph_max_pid
12272 (cgraph_create_node): Default init of pid attribute
12273 * cgraph.h: Declaration of cgraph_max_pid
12274 (struct cgraph_node): Added pid attribute
12275 * libgcov.c (__gcov_indirect_call_profiler): New function
12276 (__gcov_one_value_profiler_body): New function
12277 (__gcov_one_value_profiler): Body was moved to
12278 __gcov_one_value_profiler_body and calls it
12280 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12282 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12283 * gengtype.c (write_types_data, write_func_for_structure,
12284 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12285 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12286 (walk_type, write_func_for_structure): Generate the mark_hook if
12289 2007-01-19 Jan Hubicka <jh@suse.cz>
12291 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12292 'early' argument take inlining mode argument specifying whether to
12293 inline for size/speeed or all functions; add support for flattening;
12295 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12297 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12300 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12301 the name of the declared identifier.
12303 2007-01-19 Dirk Mueller <dmueller@suse.de>
12305 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12306 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12307 duplicate evaluation.
12309 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12311 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12312 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12313 to XFMode, use acosxf2 and truncate result to requested mode.
12314 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12315 (asin<mode>2): Similarly, with asin expanders.
12316 (*fscalexf4_i387): Rename from *fscalexf4.
12317 (expNcorexf3): New expander.
12318 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12319 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12320 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12321 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12322 patterns for SSE math.
12323 (exp10<mode>2): Similarly, with exp10 expanders.
12324 (exp2<mode>2): Similarly, with exp2 expanders.
12325 (expm1<mode>2): Similarly, with expm1 expanders.
12326 (ldexp<mode>3): Similarly, with ldexp expanders.
12327 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12328 Use gen_truncxf<mode>2_i387_noop to truncate result.
12330 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12332 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12333 for ColdFire targets.
12335 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12336 Richard Sandiford <richard@codesourcery.com>
12338 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12339 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12340 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12341 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12342 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12343 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12345 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12347 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12348 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12349 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12350 (*adddi_dilshr32_cf): New pattern.
12351 (adddi3, subdi3): Remove first alternatives.
12353 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12355 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12356 implemented using move.l, do not use its cc result for floating-point
12359 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12361 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12362 from accepting 's' constraints if flag_pic.
12364 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12366 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12367 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12368 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12369 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12371 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12373 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12374 ColdFire alternatives.
12375 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12376 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12377 architectures that support ff1 instruction.
12379 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12380 Julian Brown <julian@codesourcery.com>
12382 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12383 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12384 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12387 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12389 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12391 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12392 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12393 HOST_WIDE_INT instead of an rtx.
12394 (m68k_rtx_costs): Update call accordingly.
12395 (output_move_const_into_data_reg): Likewise. Fix formatting.
12396 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12398 (output_move_simode_const): Update calls after above changes.
12399 Rework to use automatic variables and predicates like MEM_P.
12400 * config/m68k/m68k.md (pushexthisi_const): Update call to
12403 2007-01-19 Dirk Mueller <dmueller@suse.de>
12405 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12406 in dump_flags test.
12408 2007-01-19 Richard Guenther <rguenther@suse.de>
12410 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12411 via cexp in case sincos is not available.
12413 2007-01-19 Richard Guenther <rguenther@suse.de>
12415 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12416 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12417 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12418 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12419 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12420 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12421 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12422 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12424 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12426 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12428 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12429 (atan2xf3): Directly generate RTL pattern.
12430 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12431 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12432 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12433 disable patterns for SSE math.
12434 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12435 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12436 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12437 disable patterns for SSE math.
12439 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12441 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12443 2007-01-18 Roger Sayle <roger@eyesopen.com>
12445 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12446 VIEW_CONVERT_EXPR to the same type as it's operand.
12448 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12450 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12451 configured for long double 128.
12453 2007-01-18 Mike Stump <mrs@apple.com>
12455 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12458 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12460 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12463 2007-01-18 Jan Hubicka <jh@suse.cz>
12465 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12466 greater than NUM_VOP_FREE_BUCKETS.
12468 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12470 * tree-ssa-structalias.c: Update comments.
12471 (ptabitmap_obstack): Removed.
12472 (pta_obstack): New.
12473 (oldpta_obstack): Ditto.
12474 (stats): Add a few members.
12475 (struct variable_info): Remove node, complex, address_taken, and
12476 indirect_target members. Add oldsolution member.
12477 (new_var_info): Do not initialize removed members.
12478 (constraint_expr_type): Remove INCLUDES.
12479 (constraint_graph): Add size, implicit_preds, rep,
12480 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12481 (FIRST_REF_NODE): New macro.
12482 (LAST_REF_NODE): Ditto.
12483 (FIRST_ADDR_NODE): Ditto.
12484 (find): New function.
12486 (dump_constraint): Do not handle INCLUDES.
12487 (insert_into_complex): Do not insert duplicate constraints.
12488 (condense_varmap_nodes): Renamed and rewritten into ...
12489 (merge_node_constraints): This. Also fix bug in handling of
12490 offseted copy constraints.
12491 (clear_edges_for_node): No longer need to deal with preds at all,
12492 or removing associated preds/succs.
12493 (merge_graph_nodes): Deal with indirect_cycles.
12494 Don't deal with predecessors.
12495 (add_implicit_graph_edge): New function.
12496 (add_pred_graph_edge): Ditto.
12497 (add_graph_edge): Don't deal with predecessors.
12498 (build_constraint_graph): Removed.
12499 (build_pred_graph): New function.
12500 (build_succ_graph): Ditto.
12501 (struct scc_info): Removed in_component. Added roots, dfs, and
12502 node_mapping. Remove visited_index, unification_queue.
12503 (scc_visit): Deal with union-find we do now.
12504 Deal with cycles with REF nodes.
12505 (collapse_nodes): Renamed and rewritten to ...
12506 (unify_nodes): This.
12507 (process_unification_queue): Removed.
12508 (topo_visit): Cleanup
12509 (do_da_constraint): Use find.
12510 (do_sd_constraint): Ditto.
12511 (do_ds_constraint): Ditto.
12512 (do_complex_constraint): Ditto.
12513 (init_scc_info): Update for removed and added members.
12514 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12515 (find_indirect_cycles): This.
12516 (equivalence_class): New variable.
12517 (label_visit): New function.
12518 (perform_variable_substitution): Rewritten.
12519 (free_var_substitution_info): New function.
12520 (find_equivalent_node): Ditto.
12521 (move_complex_constraints): Ditto.
12522 (eliminate_indirect_cycles): Ditto.
12523 (solve_graph): Only propagate changed bits.
12524 Use indirect cycle elimination.
12526 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12527 (tree_id_eq): Renamed to ...
12528 (tree_vi_eq): This. Update for member change
12529 (insert_id_for_tree): Renamed and rewritten to ...
12530 (insert_vi_for_tree): This.
12531 (lookup_id_for_tree): Renamed and rewritten to ...
12532 (lookup_vi_for_tree): This.
12533 (get_id_for_tree): Renamed and rewritten to ...
12534 (get_vi_for_tree): Ditto.
12535 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12536 (process_constraint): Don't handle INCLUDES.
12537 Remove special ADDRESSOF case.
12538 (find_func_aliases): Rewrite to use vi functions instead of id
12540 (create_function_info_for): Ditto.
12541 (create_variable_info_for): Ditto.
12542 (intra_create_variable_infos): Ditto.
12543 (merge_smts_into): Ditto.
12544 (find_what_p_points_to): Ditto.
12545 (init_base_vars): Ditto.
12546 (init_alias_vars): Ditto.
12547 (remove_preds_and_fake_succs): New function.
12548 (dump_sa_points_to_info): Dump new stats.
12549 (dump_solution_for_var): Use find.
12550 (set_used_smts): Fix formatting.
12551 (compute_points_to_sets): Updated for new functions.
12552 (ipa_pta_execute): Ditto.
12554 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12555 Richard Sandiford <richard@codesourcery.com>
12557 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
12559 * calls.c (expand_call): If the return value is a PARALLEL,
12560 extract its first member.
12561 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
12562 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12563 use FUNCTION_EXTRA_EPILOGUE.
12564 (m68k_function_value): Return a PARALLEL if the return value
12565 is of a pointer type.
12566 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
12567 (FUNCTION_EXTRA_EPILOGUE): Remove.
12568 * config/m68k/m68k.md (D0_REG): New constant.
12570 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12572 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12573 output a NOP for empty epilogues.
12575 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12577 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
12578 before function. Extend register save check to include all
12579 registers, not just integer ones.
12581 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12583 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
12584 (m68k_use_return_insn): ...this.
12585 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
12586 * config/m68k/m68k.c (use_return_insn): Rename to...
12587 (m68k_use_return_insn): ...this.
12588 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
12589 of USE_RETURN_INSN.
12591 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12593 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
12594 nearest even, fix denormal rounding overflow.
12596 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12598 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
12599 f%$smove and f%$move.
12600 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
12601 (extendsfdf2_cf): Use fdmove instead of f%&move.
12602 (truncdfsf2_cf): Use fsmove instead of f%$smove.
12603 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
12605 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12607 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
12610 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12612 * real.h (real_format): Add a canonical_nan_lsbs_set field.
12613 (coldfire_single_format): Declare.
12614 (coldfire_double_format): Likewise.
12615 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
12616 of qnan_msb_set to determine the lower bits of a canonical
12618 (encode_ieee_double): Likewise.
12619 (encode_ieee_quad): Likewise.
12620 (ieee_single_format): Initialize canonical_nan_lsbs_set.
12621 (mips_single_format): Likewise.
12622 (ieee_double_format): Likewise.
12623 (mips_double_format): Likewise.
12624 (ieee_extended_motorola_format): Likewise.
12625 (ieee_extended_intel_96_format): Likewise.
12626 (ieee_extended_intel_128_format): Likewise.
12627 (ieee_extended_intel_96_round_53_format): Likewise.
12628 (ibm_extended_format): Likewise.
12629 (mips_extended_format): Likewise.
12630 (ieee_quad_format): Likewise.
12631 (mips_quad_format): Likewise.
12632 (vax_f_format): Likewise.
12633 (vax_d_format): Likewise.
12634 (vax_g_format): Likewise.
12635 (i370_single_format): Likewise.
12636 (i370_double_format): Likewise.
12637 (decimal_single_format): Likewise.
12638 (decimal_double_format): Likewise.
12639 (decimal_quad_format): Likewise.
12640 (c4x_single_format): Likewise.
12641 (c4x_extended_format): Likewise.
12642 (real_internal_format): Likewise.
12643 (coldfire_single_format): New real_format.
12644 (coldfire_double_format): Likewise.
12645 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
12646 canonical_nan_lsbs_set.
12647 (pdp11_d_format): Likewise.
12648 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
12649 if TARGET_COLDFIRE_CPU.
12651 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12653 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
12654 (output_call, m68k_legitimize_call_address): Declare.
12655 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
12656 parenthesees. Add support for a 'W' constraint.
12657 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
12658 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
12659 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
12660 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
12662 (override_options): Initialize them. Do not set flag_no_function_cse
12663 for TARGET_ID_SHARED_LIBRARY.
12664 (m68k_output_pic_call): Delete.
12665 (m68k_legitimize_call_address): New function.
12666 (print_operand): Remove the %o prefix. Handle the %p prefix.
12667 (output_call): New function.
12668 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
12669 target address from the GOT if symbolic jumps are not allowed.
12670 * config/m68k/m68k.md (call, general_operand): Do not set
12671 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
12672 Merge separate flag_pic and !flag_pic define_insns into...
12673 (*call, *call_value): ...these new patterns. Match the address
12674 rather than the containing MEM and require it to be a call_operand.
12675 Use output_call to generate the asm template.
12676 * config/m68k/predicates.md (const_call_operand): New predicate.
12677 (call_operand): Likewise.
12679 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12681 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
12682 (STACK_GROWS_DOWNWARD): Define to 1.
12683 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
12684 comments, emphasizing that these values are only defaults.
12685 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
12686 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
12688 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12690 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
12692 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12693 Richard Sandiford <richard@codesourcery.com>
12695 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
12696 (FP_REGNO_P): New macros.
12697 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
12698 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
12699 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
12700 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
12702 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12704 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12705 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
12707 * config/m68k/t-floatlib: New file, extracting common code from...
12708 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
12709 * config/m68k/t-uclinux: Here.
12710 * config/m68k/fpgnulib.c: Do not compile extendeed precision
12711 routines on ColdFire targets.
12713 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12715 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12716 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
12717 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
12718 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
12719 explicitly set MOTOROLA to 1.
12720 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
12722 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12723 Nathan Sidwell <nathan@codesourcery.com>
12725 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
12726 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
12727 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
12728 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
12729 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
12730 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
12731 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
12732 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
12733 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
12734 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12735 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
12736 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
12737 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
12738 (DBX_REGISTER_NUMBER): Delete.
12739 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
12740 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12741 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
12743 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12745 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
12746 * config/flat.h: New file.
12747 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
12748 OBJECT_FORMAT_FLAT.
12749 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
12750 indirect references for -msep-data or -mid-shared-library.
12751 Do not use PC-relative code addresses either.
12752 * config/m68k/m68k.c (override_options): Restrict -fPIC error
12754 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
12755 for shared libraries and crt1.o for executables. Use crti.o and
12757 (ENDFILE_SPEC): Use crtend.o and crtn.o.
12758 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
12759 Do not add -elf2flt or -shared-lib-id options here.
12760 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
12761 Pass -shared-lib-id if -mid-shared-library, taking the library
12762 identifier from -mshared-library-id if given, otherwise
12764 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
12765 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
12766 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
12767 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
12768 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
12769 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
12771 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
12772 jump sequence for ISA A and ISA A+.
12773 (PICJUMP): Likewise.
12775 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12777 * config.gcc (m68k-*-uclinux*): Base the port on the common
12778 and m68k GNU/Linux files rather than on the generic ELF ones.
12779 * config/m68k/uclinux.h (TARGET_VERSION): Override.
12780 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12782 2007-01-18 Julian Brown <julian@codesourcery.com>
12783 Richard Sandiford <richard@codesourcery.com>
12785 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
12786 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12787 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
12789 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
12790 80 unconditionally.
12791 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12793 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12795 * doc/install.texi: Document m68k-uclinuxoldabi.
12796 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
12797 * config/m68k/uclinux-oldabi.h: New file, copied from
12798 config/m68k/uclinux.h.
12800 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
12802 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
12803 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
12804 (m32r_compute_frame_size): Use unsigned for regno.
12805 (m32r_reload_lr): Use gen_frame_mem.
12807 (m32r_output_function_epilogue): Don't output the function epilogue
12809 (m32r_expand_epilogue): New.
12810 (direct_return): Return false if the function has the interrupt
12812 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
12813 * config/m32r/m32r.md (epilogue): New expander.
12814 (return_lr, return_rte): New insns.
12815 (return): Make it expander.
12816 (return_normal): New expander.
12818 2007-01-18 Josh Conner <jconner@apple.com>
12821 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
12822 support for UNLE, UNLT, UNGE, and UNGT.
12824 2007-01-18 Jan Hubicka <jh@suse.cz>
12826 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
12827 * tree-tailcall (add_virtual_phis): Likewise.
12828 (optimize_tail_call): Return TODOs.
12829 (execute_tail_calls): Return TODOs.
12830 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
12831 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
12833 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12834 Cleanup cfg using TODO.
12835 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
12836 * passes.c (execute_function_todo): When cleanup did something, remove
12838 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
12839 (make_edges): Don't cleanup_cfg.
12841 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
12843 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
12844 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
12845 operate on the top of stack.
12846 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
12847 register handling of instructions that output to the second
12849 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
12850 (move_for_stack_reg): Special-case check for dead destination
12851 stack slot for constant load of 1.0 inside UNSPEC_TAN.
12853 * config/i386/i386.md (UNSPEC_TAN): New constant.
12854 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
12855 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
12856 to correctly model move of constant 1.0 to top stack slot.
12857 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
12858 (unnamed peephole2 pattern): Remove corresponding peephole2
12859 pattern that optimizes tan insn and loading of constant 1.0.
12860 (tanxf2): Use fptanxf4_i387.
12861 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
12862 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
12863 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12864 disable patterns for SSE math.
12865 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
12866 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
12868 2007-01-18 Dirk Mueller <dmueller@suse.de>
12869 Richard Guenther <rguenther@suse.de>
12872 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
12873 * common.opt (Warray-bounds): Add new warning option.
12874 * c-opts.c (c_common_handle_option): Define -Warray-bounds
12876 * Makefile.in: make tree-vrp.o depend on toplev.h
12877 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
12879 (check_array_refs, check_array_bounds, check_array_ref): New.
12881 2007-01-18 Jan Hubicka <jh@suse.cz>
12883 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
12884 (execute_ssa_ccp): Return flags conditionally.
12885 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
12887 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
12889 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
12891 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
12892 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
12894 * Makefile.c (GTFILES): Add cfglayout.h.
12895 * gengtype.c (open_base_files): Likewise.
12896 * cfglayout.c (cfg_layout_function_footer,
12897 cfg_layout_function_header) Reindent to make gengtype happy.
12898 * cfglayout.h (cfg_layout_function_footer,
12899 cfg_layout_function_header): Add GTY(()) marker.
12901 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
12903 2007-01-18 Ben Elliston <bje@au.ibm.com>
12905 * genautomata.c (write_automata): Include xstrerror output in the
12906 error message if writing the DFA description file fails.
12908 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
12910 * config/mips/mips-protos.h (mips_output_external): Make it
12912 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
12913 * config/mips/mips.c (irix_output_external_libcall): Likewise.
12914 (extern_list): Likewise.
12915 (extern_head): Likewise.
12916 (TARGET_ASM_FILE_END): Likewise.
12917 (mips_file_end): Likewise.
12918 (mips_output_external): Rewritten.
12920 2007-01-18 Ben Elliston <bje@au.ibm.com>
12922 * genpreds.c (write_insn_preds_c): Only write out the function
12923 body for regclass_for_constraint if we have register constraints.
12925 2007-01-17 Tom Tromey <tromey@redhat.com>
12927 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
12928 * doc/install.texi (Testing): Use sourceware.org.
12929 (Binaries): Likewise.
12930 (Specific): Likewise.
12931 * doc/contrib.texi (Contributors): Use sourceware.org.
12933 2007-01-17 Anatoly Sokolov <aesok@post.ru>
12935 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
12936 (AVR_ENHANCED): Rename to ...
12937 (AVR_HAVE_MUL): ... new.
12938 (avr_enhanced_p): Rename to ...
12939 (avr_have_mul_p): ... new.
12940 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
12941 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
12942 * config/avr/avr.c (avr_enhanced_p): Rename to ...
12943 (avr_have_mul_p): ... new.
12944 (base_arch_s): Rename 'enhanced' to 'have_mul'.
12945 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
12946 'avr_enhanced_p' and 'enhanced'.
12947 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
12948 AVR_HAVE_MUL instead of AVR_ENHANCED.
12949 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12950 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
12951 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
12952 instead of AVR_ENHANCED.
12953 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12954 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
12955 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
12957 2007-01-17 Ian Lance Taylor <iant@google.com>
12959 * vec.h (VEC_reserve_exact): Define.
12960 (vec_gc_p_reserve_exact): Declare.
12961 (vec_gc_o_reserve_exact): Declare.
12962 (vec_heap_p_reserve_exact): Declare.
12963 (vec_heap_o_reserve_exact): Declare.
12964 (VEC_OP (T,A,reserve_exact)): New static inline function, three
12966 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
12967 negative parameter.
12968 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
12969 (VEC_OP (T,A,copy)) [all versions]: Likewise.
12970 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
12971 * vec.c (calculate_allocation): Add exact parameter. Change all
12973 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
12974 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
12975 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
12976 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
12977 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
12978 (vec_heap_p_reserve_exact): New function.
12979 (vec_heap_o_reserve_exact): New function.
12981 2007-01-17 Jan Hubicka <jh@suse.cz>
12983 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
12985 2007-01-17 Eric Christopher <echristo@apple.com>
12987 * config.gcc: Support core2 processor.
12989 2007-01-16 Jan Hubicka <jh@suse.cz>
12991 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
12992 the names, just unlink the chain so we don't crash on dangling pointers
12995 2007-01-16 Jan Hubicka <jh@suse.cz>
12997 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
12998 * tree-pass.h: Reorder to make IPA passes appear toegher.
12999 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13000 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13001 parameters, do not call early inliner.
13002 * ipa-inline.c: Update comments. Include tree-flow.h
13003 (cgraph_decide_inlining): Do not compute inlining parameters.
13004 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13005 be called with function context set up.
13006 (pass_ipa_inline): Remove unreachable functions before pass.
13007 (cgraph_early_inlining): Simplify assuming to be called from the
13009 (pass_early_inline): New pass.
13010 (cgraph_gate_ipa_early_inlining): New gate.
13011 (pass_ipa_early_inline): Turn into simple wrapper.
13012 (compute_inline_parameters): New function.
13013 (gate_inline_passes): New gate.
13014 (pass_inline_parameters): New pass.
13015 (apply_inline): Move here from tree-optimize.c
13016 (pass_apply_inline): New pass.
13017 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13019 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13020 doing them by hand.
13021 (tree_function_versioning): Do not allocate dummy struct function.
13022 * tree-inline.h (optimize_inline_calls): Update prototype.
13023 * tree-optimize.c (execute_fixup_cfg): Export.
13024 (pass_fixup_cfg): Remove
13025 (tree_rest_of_compilation): Do not apply inlines.
13026 * tree-flow.h (execute_fixup_cfg): Declare.
13027 * Makefile.in (gt-passes.c): New.
13028 * passes.c: Include gt-passes.h
13029 (init_optimization_passes): New passes.
13030 (nnodes, order): New static vars.
13031 (do_per_function_toporder): New function.
13032 (execute_one_pass): Dump current pass here.
13033 (execute_ipa_pass_list): Don't dump current pass here.
13035 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13037 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13038 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13040 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13042 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13043 (strong_alias): Define.
13044 (__gcc_qmul): Provide non-FMA for soft-float.
13045 (__gcc_qdiv): Same.
13050 (__gcc_qunord): New.
13060 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13061 soft-float functions.
13062 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13063 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13064 about long double soft float.
13066 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13067 Tehila Meyzels <tehila@il.ibm.com>
13069 * tree-vectorizer.h (is_pattern_stmt_p): New.
13070 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13071 formatting (tabs instead of spaces). Cleanup and clarify setting
13072 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13073 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13074 (vectorizable_type_demotion): Check that types are integral.
13075 (vectorizable_type_promotion): Likewise.
13076 (vectorizable_store): Fix typo. Eliminate new-line at end of
13079 2007-01-16 Jan Hubicka <jh@suse.cz>
13081 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13084 2007-01-15 Eric Christopher <echristo@apple.com>
13086 * ifcvt.c: Include vec.h, vecprim.h.
13087 (check_cond_move_block): New argument regs.
13088 Reorganize. Add registers used to regs.
13089 (cond_move_process_if_block): Use regs set above as
13092 2007-01-15 Eric Christopher <echristo@apple.com>
13094 * config/darwin.h: Update copyright.
13095 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13096 (LINK_COMMAND_SPEC): Add -u.
13097 (LINK_SPEC): Fix umbrella for above.
13099 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13101 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13104 2007-01-15 Tom Tromey <tromey@redhat.com>
13106 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13107 * doc/install.texi (Testing): Don't mention jacks.
13108 (Configuration): Document --enable-java-maintainer-mode. Move
13109 --with-java-home to libgcj-specific section. Document
13111 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13113 2007-01-15 Jan Hubicka <jh@suse.cz>
13115 * tree-ssa-dce.c (DCE_TODOs): New.
13116 (propagate_necessity): Return if something changed.
13117 (eliminate_unnecessary_stmts): Likewise.
13118 (perform_tree_ssa_dce): Return TODO flags when needed.
13119 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13121 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13123 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13124 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13125 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13126 patterns using X87MODEF12 mode macro. Extend operand 1
13127 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13128 (log10<mode>2): Ditto.
13129 (log2<mode>2): Ditto.
13130 (log1p<mode>2): Ditto.
13131 (logb<mode>2): Ditto.
13132 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13133 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13134 (*fxtractxf3_i387): Rename from *fxtractxf3.
13135 (fxtract_extend<mode>xf3_i387): New insn pattern.
13136 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13137 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13138 and gen_fyl2xxf3_i387().
13140 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13142 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13143 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13144 get_loop_exit_edges. Changed return type to bool.
13145 * cfgloop.h (fix_loop_placement): Declaration removed.
13147 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13149 * param.h (MIN_VECT_LOOP_BOUND): New.
13150 * params.def (MIN_VECT_LOOP_BOUND): New.
13151 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13152 argument - minimum threshold for number of iterations.
13153 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13154 argument to declaration.
13155 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13156 MIN_VECT_LOOP_BOUND.
13157 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13158 slpeel_tree_peel_loop_to_edge with additional argument.
13159 (vect_do_peeling_for_alignment): Likewise.
13160 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13162 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13165 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13166 operands of size 1.
13168 2007-01-14 Jan Hubicka <jh@suse.cz>
13170 * tree-dfa.c (remove_referenced_var): New function.
13171 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13172 prune referenced vars list too.
13173 * tree-flow.h (remove_referenced_var): Declare.
13175 2007-01-14 Jan Hubicka <jh@suse.cz>
13177 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13179 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13180 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13181 * except.h (verify_eh_throw_table_statements): Kill prototype.
13182 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13183 into call exrepssions.
13184 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13186 * tree-cfg.c: Include pointer-set.h.
13187 (verify_node_sharing): Work on pointer set.
13188 (verify_eh_throw_stmt_node): New.
13189 (verify_stmts): Use pointers sets, verify throw_stmt.
13191 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13193 * ipa-reference.c (analyze_function): Consider also addresses taken
13196 2007-01-12 Roger Sayle <roger@eyesopen.com>
13198 * c-typeck.c (null_pointer_constant_p): Replace use of
13199 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13200 (build_c_cast): Likewise.
13202 2007-01-12 Roger Sayle <roger@eyesopen.com>
13204 * tree.h (force_fit_type_double): Remove unused final argument.
13205 * c-common.c (constant_expression_warning): Replace use of
13206 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13207 (convert_and_check): Likewise.
13208 (shorten_compare): Update call to force_fit_type_double.
13209 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13210 * convert.c (convert_to_pointer): Update call to
13211 force_fit_type_double.
13212 * fold-const.c (force_fit_type_double): Remove overflowed_const
13214 (int_const_binop, fold_convert_const_int_from_int,
13215 fold_convert_const_int_from_real, fold_div_compare,
13216 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13217 fold_abs_const, fold_not_const): Remove the final argument from
13218 calls to force_fit_type_double.
13220 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13222 * configure.ac: Set insn to "nop" for spu-*-* also.
13223 * configure: Regenerate.
13225 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13227 * builtins.def : Add BUILT_IN_FREE.
13229 2007-01-12 Jan Hubicka <jh@suse.cz>
13231 PR tree-optimization/30443
13232 * tree-inline.c (tree_function_versioning): Do not optimize when
13233 cloning for inlining.
13235 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13237 * doc/loop.texi: Document recording of loop exits.
13238 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13239 (update_single_exits_after_duplication,
13240 update_single_exit_for_duplicated_loop,
13241 update_single_exit_for_duplicated_loops): Removed.
13242 (duplicate_loop_to_header_edge): Do not call
13243 update_single_exits_after_duplication and
13244 update_single_exit_for_duplicated_loops.
13245 (loop_version): Do not update single_exit information.
13246 (fix_loop_structure): Use record_loop_exits instead of
13247 mark_single_exit_loops.
13248 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13249 the lists of loop exits.
13250 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13251 split_edge, merge_blocks): Update the lists of loop exits.
13252 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13253 loop_optimizer_init.
13254 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13255 of mark_single_exit_loops.
13256 (loop_optimizer_finalize): Call release_recorded_exits.
13257 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13258 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13259 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13260 update single exit information.
13261 * lambda-code.c (perfect_nestify): Ditto.
13262 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13263 (mark_single_exit_loops): Removed.
13264 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13265 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13266 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13268 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13269 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13270 (verify_loop_structure): Verify consistency of the exit lists.
13271 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13272 (set_single_exit): Removed.
13273 * cfgloop.h (struct loop_exit): New function.
13274 (struct loop): single_exit_ field replaced by exits field.
13275 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13276 (struct loops): Added exits hash.
13277 (mark_single_exit_loops, set_single_exit): Declaration removed.
13278 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13280 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13282 * doc/invoke.texi: Avoid use of @headitem.
13284 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13286 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13288 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13290 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13293 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13294 Richard Sandiford <richard@codesourcery.com>
13296 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13297 * config/m68k/m68k.opt: Resort options.
13298 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13300 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13301 Richard Sandiford <richard@codesourcery.com>
13303 * doc/invoke.texi: Document the macros that are defined by
13304 m68k's -mtune and -mhard-float options.
13305 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13306 (m68k_cpp_cpu_family): Likewise.
13307 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13308 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13309 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13310 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13311 (m68k_cpp_cpu_family): Likewise.
13313 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13315 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13316 macros besides mc68000 as tuning macros. Use a switch statement
13317 to set them and mcpu32.
13319 2007-01-12 Julian Brown <julian@codesourcery.com>
13321 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13322 (TARGET_68040_ONLY): Rename to...
13323 (TARGET_68040): ...this.
13324 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13325 * config/m68k/m68k.md: Likewise.
13327 2007-01-12 Julian Brown <julian@codesourcery.com>
13328 Nathan Sidwell <nathan@codesourcery.com>
13329 Richard Sandiford <richard@codesourcery.com>
13331 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13332 the -mcpu= argument associated with the --with-cpu setting.
13333 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13334 if different from the one implied by the -mcpu setting.
13335 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13336 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13337 * doc/invoke.texi: Mention ColdFire in the introduction to the
13338 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13339 -mno-div and -mhard-float options. Make -m68881 a synonym for
13340 -mhard-float. Document the previously-undocumented -m5206e,
13341 -m528x, -m5307 and -m5407 options. Tweak the existing option
13342 documentation for consistency.
13343 * doc/install.texi: Mention new --with-cpu arguments.
13344 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13345 default CPU if neither -mcpu nor -march are specified.
13346 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13347 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13348 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13349 using m68k_tune to decide between families that implement the
13350 same ISA. Use m68k_tune to set __mcfv4e__.
13351 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13352 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13353 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13354 (FL_ISA_C, FL_ISA_MMU): New macros.
13355 (MASK_COLDFIRE): Delete.
13356 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13357 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13358 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13359 (TARGET_HARD_FLOAT): Do not define here.
13360 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13361 (TUNE_68000): New macro.
13362 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13363 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13364 (TUNE_CFV2): Redefine in terms of m68k_tune.
13365 (uarch_type, target_device, fpu_type): New enums.
13366 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13367 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13368 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13369 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13370 (FL_FOR_isa_c): New macros.
13371 (m68k_isa): New enum.
13372 (m68k_target_selection): New structure.
13373 (all_devices, all_isas, all_microarchs): New tables.
13374 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13375 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13376 (MASK_ALL_CPU_BITS): Delete.
13377 (m68k_find_selection): New function.
13378 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13379 Map the legacy target options to a combination of the new ones.
13380 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13381 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13382 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13384 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13385 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13387 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13388 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13389 * config/m68k/m68k-devices.def: New file.
13391 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13392 Nathan Sidwell <nathan@codesourcery.com>
13394 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13395 (SUBTARGET_EXTRA_SPECS): New macros.
13396 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13397 use %(asm_cpu_spec) instead.
13398 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13399 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13400 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13401 (EXTRA_SPECS): Rename to...
13402 (SUBTARGET_EXTRA_SPECS): ...this.
13404 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13405 Richard Sandiford <richard@codesourcery.com>
13406 Julian Brown <julian@codesourcery.com>
13408 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13409 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13410 to the configuration's default CPU.
13411 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13412 Remove default masks.
13413 (m680[012]0-*-*): Set the default with_cpu to the first part of
13415 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13416 (m68k*-*-linux): Extend the --with-cpu handling to...
13417 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13418 and m68010. Don't set target_cpu_default2.
13419 * doc/install.texi: Document --with-cpu for m68k.
13420 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13421 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13422 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13423 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13424 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13425 (ASM_SPEC): Remove use of %(asm_cpu_default).
13426 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13427 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13428 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13429 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13430 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13431 (TARGET_DEFAULT): Delete.
13432 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13433 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13434 (CPP_CPU_SPEC): Delete.
13435 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13436 the appropriate string.
13437 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13438 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13439 (ASM_SPEC): Don't use %(asm_default_spec).
13440 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13441 TARGET_DEFAULT and add MASK_68881.
13442 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13444 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13446 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13447 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13448 MASK_68010 alongside MASK_68020.
13449 * doc/invoke.texi: Document -m68010.
13450 * config/m68k/m68k.opt (m68010): New.
13451 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13453 (TUNE_68010): New macro.
13454 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13455 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13456 (M68K_CPU_m68332): Add MASK_68010.
13457 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13458 fallback definition.
13459 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13461 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13462 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13463 to all entries that use MASK_68020.
13464 (output_move_simode_const, output_move_himode, output_move_qimode)
13465 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13466 instead of TARGET_68020 to select clr behavior. Remove comment
13467 about there being no TARGET_68010.
13468 * config/m68k/m68k.md: Likewise throughout.
13470 2007-01-12 Julian Brown <julian@codesourcery.com>
13472 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13473 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13474 * config/m68k/m68k.md: Likewise.
13476 2007-01-12 Julian Brown <julian@codesourcery.com>
13478 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13479 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13481 2007-01-12 Julian Brown <julian@codesourcery.com>
13483 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13484 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13485 * config/m68k/m68k.md: Likewise.
13487 2007-01-12 Julian Brown <julian@codesourcery.com>
13488 Richard Sandiford <richard@codesourcery.com>
13490 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13491 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13492 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13494 (TARGET_CPU32): Rename to...
13495 (TUNE_CPU32): ...this.
13496 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13497 (TUNE_CFV2): New macros.
13498 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13499 remove conditions that are implied by TARGET_68020.
13500 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13501 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13502 (m68k_output_function_epilogue): Likewise.
13503 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13504 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13505 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13506 non-68000 timings. Refactor multiplication and division costs.
13507 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13508 TUNE_CPU32 instead of TARGET_CPU32.
13509 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13510 and TUNE_68060 instead of TARGET_68060.
13511 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13512 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13514 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13515 && !TARGET_COLDFIRE" to choose between moveq and clr.
13516 Likewise in the unnamed movsf pattern.
13517 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13518 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13521 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13523 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13524 of tabbing before backslashes.
13526 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13528 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13529 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13530 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13532 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13534 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13535 find_interesting_uses_cond.
13536 (find_interesting_uses_cond): Use extract_cond_operands.
13537 (rewrite_use_compare): Use extract_cond_operands and
13538 force_gimple_operand_bsi. Do not call update_stmt.
13539 (determine_use_iv_cost_condition): Use extract_cond_operands.
13540 Return cheaper of using original bound and changing the exit bound.
13542 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13544 PR tree-optimization/29516
13545 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13546 most_expensive_mult_to_index, addr_to_parts,
13547 create_mem_ref, maybe_fold_tmr): Make the type of
13548 fields of TARGET_MEM_REF sizetype.
13549 (move_fixed_address_to_symbol, move_pointer_to_base):
13551 * tree.def (TARGET_MEM_REF): Add comment on types of
13554 2007-01-11 Joseph Myers <joseph@codesourcery.com>
13556 * c-common.c (vector_types_convertible_p): Treat opaque types as
13557 always convertible if they have the same size, but not otherwise.
13559 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
13561 * ifcvt.c (struct noce_if_info): Add comments to the fields.
13562 Remove the b_unconditional field.
13563 (noce_try_sign_mask): Do not look at b_unconditional.
13564 (noce_process_if_block): Do not use merge_if_blocks. Update
13565 the CFG here. Do not set b_unconditional.
13566 (cond_move_process_if_block): Likewise.
13567 (find_cond_trap): Likewise.
13568 (check_cond_move_block): Require simple jump insns at the end
13569 of the basic block.
13571 2007-01-11 Jan Hubicka <jh@suse.cz>
13573 PR tree-optimization/1046
13574 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
13575 when alias info is not ready.
13576 (pass_tail_recursion): Do not require aliasing.
13577 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
13578 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
13579 * tree-ssa-copy.c (pass_copy_prop): Likewise.
13580 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13581 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
13582 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
13583 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
13585 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
13586 When aliasing is not build, mark statement as volatile.
13588 2007-01-11 Tom Tromey <tromey@redhat.com>
13590 PR preprocessor/15185, PR preprocessor/20989:
13591 * doc/cppopts.texi <-MT>: Update description of algorithm for
13592 computing default target.
13593 <-M, -MD>: Reword "basename" text.
13595 2007-01-11 Roger Sayle <roger@eyesopen.com>
13597 * builtins.c (expand_builtin_pow, expand_builtin_powi,
13598 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
13599 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13600 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
13601 fold_builtin_bswap, real_constp, fold_builtin_pow,
13602 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
13603 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
13604 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13605 * convert.c (convert_to_pointer): Likewise.
13606 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13607 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
13608 const_binop, fold_convert_const_int_from_int,
13609 fold_convert_const_int_from_real,
13610 fold_convert_const_real_from_real, sign_bit_p,
13611 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
13612 fold_sign_changed_comparison, fold_unary, fold_comparison,
13613 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
13614 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
13615 * print-tree.c (print_node_brief, print_node): Likewise.
13616 * stor-layout.c (place_field, layout_type): Likewise.
13617 * tree-chrec.c (keep_cast): Likewise.
13618 * tree.c (build_vector, build_real, build_real_from_int_cst,
13619 build_complex): Likewise.
13621 2007-01-11 Roger Sayle <roger@eyesopen.com>
13623 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
13624 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
13626 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
13628 * configure.ac (strict1_warn): Rename to strict_warn.
13629 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
13630 cc_set_by_configure, quoted_cc_set_by_configure,
13631 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
13632 all_boot_languages, all_stagestuff): Remove.
13633 (target_list): Remove bootstrap targets.
13634 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
13635 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
13636 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
13637 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
13638 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
13639 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
13640 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
13641 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
13642 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
13643 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
13644 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
13645 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
13646 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
13647 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
13648 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
13649 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
13650 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
13651 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
13652 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
13653 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
13654 (mostlyclean): Adjust.
13655 (clean, distclean): Don't mention bootstrap stuff.
13656 * configure: Regenerate.
13657 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
13658 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
13659 treelang/config-lang.in (stagestuff): Remove.
13660 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
13661 stageprofile, stagefeedback, stagestuff): Remove mention.
13663 2007-01-11 Nick Clifton <nickc@redhat.com>
13665 * config/mcore/predicates.md (mcore_general_movesrc_operand):
13667 (mcore_general_movdst_operand): Do not accept CONST_INTs.
13668 (mcore_arith_K_S_operand): Run the test for the S constraint not
13669 the test for the M constraint.
13670 (mcore_addsub_operand): Do not accept integer values that are
13671 larger than 32 bits.
13672 * config/mcore/mcore.md: Remove unused constraints from split.
13673 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
13674 (addsi3): Likewise.
13675 (allocate_stack): Likewise.
13676 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
13677 operands to 32 bits.
13678 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
13680 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
13681 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
13682 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
13683 mcore_output_bclri, mcore_output_andn, output_inline_const,
13684 mcore_output_move, mcore_output_movedouble): Likewise.
13685 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
13686 (output_inline_const): Likewise.
13687 (output_inline_const): Fix format strings used in sprintf
13689 * config/mcore/mcore-protos.h: Update prototypes for changed
13690 functions in mcore.c.
13691 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
13692 HOST_WIDE_INT and not int.
13693 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
13694 CONST_OK_FOR_N): Likewise.
13695 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
13696 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
13699 2007-01-10 Jan Hubicka <jh@suse.cz>
13701 * tree-vrp.c (remove_range_assertions): Release defs.
13702 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
13703 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
13705 2007-01-10 Paul Brook <paul@codesourcery.com>
13707 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
13708 * config/arm/arm.md (mulsi3subsi): New insn.
13710 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
13712 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
13713 (tree_transform_and_unroll_loop): New.
13714 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
13717 2007-01-10 Robert Kennedy <jimbob@google.com>
13719 * fold-const.c (fold_comparison): Fold comparisons like (x *
13720 1000 < 0) to (x < 0).
13722 2007-01-10 Ian Lance Taylor <iant@google.com>
13724 * tree-pretty-print.c (dump_generic_node): Print parentheses when
13725 operands have the same priority.
13727 2007-01-10 Tom Tromey <tromey@redhat.com>
13729 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
13730 (fold_binary): Likewise.
13731 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
13732 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
13733 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
13734 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
13735 * langhooks.h (struct lang_hooks): Removed field
13736 'can_use_bit_fields_p'.
13738 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
13740 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
13742 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
13744 * function.c (get_last_funcdef_no): New function.
13745 * function.h (get_last_funcdef_no): Declare.
13746 * tree-inline.c (initialize_cfun): Add initialization.
13747 (tree_function_versioning): Cleanup.
13749 2007-01-10 Jan Hubicka <jh@suse.cz>
13751 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
13754 2007-01-10 Sa Liu <saliu@de.ibm.com>
13755 Ben Elliston <bje@au.ibm.com>
13757 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
13758 for SAVE_NONLOCAL and Pmode for any other save level.
13759 * spu-protos.h (spu_restore_stack_block): Declare.
13760 * spu.md (save_stack_block): Remove.
13761 (restore_stack_block): Call spu_restore_stack_block.
13762 * spu.c (spu_restore_stack_block): New function.
13763 (spu_expand_epilogue): Remove old comment.
13765 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13767 PR tree-optimization/30322
13768 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
13769 (cand_value_at): Return the value as aff_tree.
13770 (may_eliminate_iv): Convert the bound from aff_tree to tree.
13771 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
13772 aff_combination_mult): New functions.
13773 (aff_combination_add): Use aff_combination_add_cst.
13774 (aff_combination_convert): Allow conversions to a wider type.
13775 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
13776 * tree-affine.h (aff_combination_mult): Declare.
13778 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
13780 * doc/tm.texi: Update documentation to reflect reality of exec
13781 and start file search behaviours. Update copyright year.
13782 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
13783 header file directories.
13785 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
13787 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
13788 (*cosxf2): Rename to cosxf2_i387.
13789 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
13790 using X87MODEF12 mode macro. Rename patterns to
13791 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
13793 (*cosdf2, *cossf2): Ditto.
13794 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
13795 to match extended input operands.
13796 (sincos<mode>3): New expander.
13797 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
13798 insn patterns and corresponding splitters.
13800 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
13802 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
13803 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
13805 2007-01-09 Nicolas Pitre <nico@cam.org>
13808 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
13810 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13812 * target.h (struct gcc_target): New field library_rtti_comdat.
13813 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
13814 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
13815 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
13816 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
13818 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13820 * doc/invoke.texi (Optimize Options): Correct description of -O0.
13822 2007-01-08 Richard Guenther <rguenther@suse.de>
13824 * tree.h (force_fit_type_double): Export.
13825 (force_fit_type): Remove.
13826 * fold-const.c (force_fit_type_double): New function.
13827 (force_fit_type): Remove.
13828 (int_const_binop): Use it.
13829 (fold_convert_const_int_from_int): Likewise.
13830 (fold_convert_const_int_from_real): Likewise.
13831 (fold_div_compare): Likewise.
13832 (fold_sign_changed_comparison): Likewise.
13833 (fold_unary): Likewise.
13834 (fold_negate_const): Likewise.
13835 (fold_abs_const): Likewise.
13836 (fold_not_const): Likewise.
13837 * c-common.c (shorten_compare): Use force_fit_type_double.
13838 * convert.c (convert_to_pointer): Likewise.
13840 2007-01-08 Richard Guenther <rguenther@suse.de>
13842 * tree.h (build_int_cst_wide_type): Export.
13843 * tree.c (build_int_cst_wide_type): New function.
13844 (build_int_cst_wide): Fix comment.
13845 * builtins.c (fold_builtin_object_size): Use build_int_cst
13846 to build -1 or 0 of the correct type. Use fit_double_type
13847 to check for overflow.
13848 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
13850 (decode_field_reference): Likewise.
13851 (all_ones_mask_p): Likewise.
13852 (native_interpret_int): Use build_int_cst_wide_type.
13853 (fold_binary): Use build_int_cst_type to build an all-ones
13855 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
13857 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
13859 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
13861 2007-01-09 Ben Elliston <bje@au.ibm.com>
13863 * genautomata.c (STATS_OPTION): New option.
13864 (stats_flag): New flag.
13865 (gen_automata_option): Handle it.
13866 (initiate_automaton_gen): Ditto.
13867 (write_automata): Output statistics only if stats_flag is
13868 set. Likewise, output time statistics only if time_flag is set.
13869 * doc/md.texi (Processor pipeline description): Document new flag.
13871 2007-01-08 Richard Guenther <rguenther@suse.de>
13873 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
13874 * tree.c (build_int_cst_type): Likewise.
13875 (size_in_bytes): Don't call force_fit_type on the result.
13876 (int_fits_type_p): Use fit_double_type.
13877 * fold-const.c (fit_double_type): New function.
13878 (force_fit_type): Use it.
13879 * tree.h (fit_double_type): Export.
13881 2007-01-08 Jan Hubicka <jh@suse.cz>
13883 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
13884 * ipa.c (function_and_variable_visibility): Fix return type.
13886 2007-01-08 Richard Guenther <rguenther@suse.de>
13888 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
13889 of offset to build the index.
13890 * tree-pretty-print.c (dump_generic_node): Don't build negated
13891 const just for printing.
13892 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13893 * builtins.c (fold_builtin_int_roundingfn): Check if result
13894 fits the type by using force_fit_type and comparing the result.
13895 * predict.c (predict_loops): Use compare_tree_int for comparison.
13896 * tree.c (build_int_cst): Fall back to integer_type_node for
13898 (build_int_cst_wide): Assert type is non-null.
13900 2007-01-08 Roberto Costa <roberto.costa@st.com>
13902 * tree-vrp.c (extract_range_from_cond_expr): New.
13903 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
13904 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
13906 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
13907 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
13908 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
13909 used as expressions.
13910 * tree-object-size.c (cond_expr_object_size): New.
13911 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
13913 2007-01-08 Jan Hubicka <jh@suse.cz>
13915 * tree-ssa-forwprop.c (forward_propagate_into_cond,
13916 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
13919 2007-01-08 Richard Guenther <rguenther@suse.de>
13921 PR tree-optimization/23603
13922 * tree-vrp.c (set_value_range_to_truthvalue): New function.
13923 (extract_range_from_binary): Fall back to truthvalue instead of
13924 varying for TRUTH_*_EXPR.
13925 (extract_range_from_comparison): Fall back to truthvalue instead of
13927 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
13928 if all visited PHI values were constant.
13930 2007-01-08 Jan Hubicka <jh@suse.cz>
13932 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
13933 (cgraph_analyze_function): break out from ...
13934 (cgraph_finalize_compilation_unit): ... here.
13935 (cgraph_expand_function): Remove forgoten commented out line.
13936 (cgraph_optimize): Analyze functions.
13938 2007-01-08 Jan Hubicka <jh@suse.cz>
13940 * tree-pas.h (TODO_remove_function): New flag.
13941 (TODO_update*): Renumber.
13942 (pass_ipa_increase_alignment,
13943 pass_ipa_function_and_variable_visibility): New passes.
13944 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
13945 (cgraph_function_and_variable_visibility): Move to ipa.c
13946 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
13947 cgraph_increase_alignment.
13948 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
13949 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
13950 calling tree-inline.
13951 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
13952 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
13953 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
13954 (gate_increase_alignment): New function.
13955 (pass_ipa_increase_alignment): New pass.
13956 * ipa.c: Inline tree-pass.h and timevar.h
13957 (function_and_variable_visibility): Move here from cgraphunit.c
13958 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
13959 * passes.c (init_optimization_passes): Add the two new passes.
13960 (execute_todo): Handle cgraph_remove_functions.
13962 2007-01-08 Nick Clifton <nickc@redhat.com>
13964 * config/frv/predicates.md (reg_or_0_operand): Accept
13967 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
13969 * config/bfin/rtems.h, config/bfin/t-rtems: New.
13970 * config.gcc: Add bfin*-rtems*.
13972 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13974 * c.opt: Add -flax-vector-conversions.
13975 * c-typeck.c (convert_for_assignment): Pass flag to
13976 vector_types_convertible_p to allow emission of note.
13977 (digest_init): Likewise.
13978 * c-opts.c: Handle -flax-vector-conversions.
13979 * c-common.c (flag_lax_vector_conversions): New.
13980 (vector_types_convertible_p): Unless -flax-vector conversions
13981 has been passed, disallow conversions between vectors with
13982 differing numbers of subparts and/or element types. If such
13983 a conversion is disallowed, possibly emit a note on the first
13984 occasion only to inform the user of -flax-vector-conversions.
13985 The new last argument specifies this.
13986 * c-common.h (flag_lax_vector_conversions): New.
13987 (vector_types_convertible_p): Add extra argument.
13988 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
13989 char_type_node for V*QI type vectors.
13990 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
13991 Update to satisfy new typechecking rules.
13992 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
13993 C and C++ variants.
13994 * doc/invoke.texi (C Dialect Options): Document
13995 -flax-vector-conversions.
13997 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13999 PR tree-optimization/29877
14000 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14001 a register variable on the RHS to not be replaceable.
14003 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14004 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14005 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14006 const_simm15, const_pow2, const_npow2): Added.
14007 * config/score/misc.md (insv, extv, extzv, movmemsi,
14008 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14009 * config/score/score.c (score_address_cost, score_select_cc_mode):
14011 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14012 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14013 Update score_print_operand.
14014 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14015 Adjust register allocate order and update some macro define.
14016 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14017 mdx_block_move_straight, mdx_block_move_loop_head,
14018 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14019 mdx_block_move): Added.
14020 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14021 mdp_limm): Updated and fix some bug and typo.
14022 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14023 (movsf, movdf, doloop_end): Added.
14025 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14027 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14028 config/arm/thumb2.md: Fix comment typos.
14029 * doc/extend.texi: Fix a typo.
14031 2007-01-07 Eric Christopher <echristo@apple.com>
14033 * configure.ac: Check for __stack_chk_fail for darwin.
14034 * configure: Regenerate.
14036 2007-01-07 Richard Guenther <rguenther@suse.de>
14038 * tree-vrp.c (extract_range_from_assert): CSE calls to
14039 compare_values where possible.
14040 (extract_range_from_unary_expr): Likewise.
14042 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14044 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14045 * config/avr/avr.c (call_insn_operand): Delete function.
14046 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14047 instead of register number. Use predicates.
14048 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14049 call_insn_operand): Add.
14051 2007-01-06 Jan Hubicka <jh@suse.cz>
14053 * tree-pass.h (pass_build_cgraph_edges): Declare.
14054 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14055 (visited_nodes): Remove.
14056 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14057 build_cgrpah_edges; make visited_nodes local.
14058 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14059 (record_references_in_initializer): Move to cgraphbuild.c
14060 (initialize_inline_failed, rebuild_cgraph_edges,
14061 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14062 (verify_cgraph_node): Make visited_nodes local.
14063 (cgraph_analyze_function): Do not call cgraph_create_edges and
14064 initialize_inline_failed.
14065 (cgraph_expand_function): Do not call cgraph_lower_function;
14066 assert that function is already lowered.
14067 * Makefile.in (cgraphbuild.o): New.
14068 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14069 at the end of lowering passes.
14071 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14073 * ifcvt.c (cond_move_convert_if_block): New function, code
14074 factored out from...
14075 (cond_move_process_if_block): ...here. Call the new function
14076 on the THEN and ELSE blocks.
14077 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14078 already takes care of this.
14080 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14083 * tree.h (TREE_OVERFLOW_P): New.
14084 * c-typeck.c (parser_build_unary_op): Warn only if result
14085 overflowed and operands did not.
14086 (parser_build_binary_op): Likewise.
14087 (convert_for_assignment): Remove redundant overflow_warning.
14088 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14090 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14092 * c-typeck.c (store_init_value): Split over two lines to follow
14093 the GNU coding style.
14095 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14097 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14098 __GXX_EXPERIMENTAL_CXX0X__.
14099 * doc/cpp.texi: Same.
14101 2007-01-05 Richard Guenther <rguenther@suse.de>
14103 PR middle-end/27826
14104 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14105 with mismatched types. Instead explicitly build a
14106 conversion NOP_EXPR.
14108 2007-01-05 Ian Lance Taylor <iant@google.com>
14110 * c-common.c (decl_with_nonnull_addr_p): New function.
14111 (c_common_truthvalue_conversion): Call it.
14112 * c-typeck.c (build_binary_op): Likewise.
14113 * c-common.h (decl_with_nonnull_addr_p): Declare.
14115 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14118 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14121 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14123 * doc/install.texi (Final install): Document the fact that
14124 the GNAT runtime should not be stripped.
14126 2007-01-04 Jan Hubicka <jh@suse.cz>
14128 * tree-inline.c (fold_marked_statements): Update operand caches
14129 and EH after folding
14131 2007-01-04 Ian Lance Taylor <iant@google.com>
14133 * c-common.c (check_function_nonnull): Whitespace fix.
14135 2007-01-04 Jan Hubicka <jh@suse.cz>
14137 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14138 comitted older version of patch.
14139 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14140 function, celanup cfg and collect garbage.
14142 2007-01-04 Mike Stump <mrs@apple.com>
14144 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14147 2007-01-04 Eric Christopher <echristo@apple.com>
14149 * libgcc2.c (__bswapsi2): Use SItype.
14150 (__bswapdi2): Use DItype.
14151 * libgcc2.h: Update for above.
14153 2007-01-04 Paul Brook <paul@codesourcery.com>
14155 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14156 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14157 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14158 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14159 umulsi3_highpart): Make conditional on !arm_arch6.
14160 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14161 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14162 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14163 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14164 umulsi3_highpart_v6): New insns.
14166 2007-01-04 Roger Sayle <roger@eyesopen.com>
14168 * fold-const.c (fold_convert): When casting an expression to void,
14169 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14170 have a type. Instead of attempting to build a NOP_EXPR, return
14171 these "special" trees directly.
14173 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14175 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14176 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14177 rs6000_cost->fp not 0 as adjustment for outer NEG.
14179 2007-01-04 Jan Hubicka <jh@suse.cz>
14181 * cgraph.c (cgraph_release_function_body): New function.
14182 (cgraph_remove_node): Use it.
14183 * cgraph.h (cgraph_release_function_body): Declare.
14184 * cgraphunit.c (cgraph_expand_function): Use it.
14185 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14186 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14187 is initialized and while compilation of other function is running.
14188 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14189 statement CFG annotations from here to ...
14190 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14192 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14194 * cfgloop.h (enum li_flags): Make the constants powers of two.
14196 2007-01-04 Jan Hubicka <jh@suse.cz>
14198 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14200 (fold_marked_statements): New function.
14201 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14202 * tree-inline.h (copy_body_data): Add statements_to_fold.
14204 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14206 * config.gcc: Mention libgcc/config.host.
14207 * Makefile.in: Update comments mentioning libgcc.
14208 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14209 (all.cross, start.encap, rest.encap, rest.cross): Update
14210 dependencies for libgcc move.
14211 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14212 (clean-target, clean-target-libgcc): Delete.
14213 (srcdirify, GCC_EXTRA_PARTS): New macros.
14214 (libgcc-support, libgcc.mvars): New rules.
14215 (distclean): Remove mention of mklibgcc.
14216 (install): Don't reference INSTALL_LIBGCC.
14217 (install-common): Don't reference EXTRA_PARTS.
14218 (install-libgcc, install-multilib): Delete rules.
14219 * mklibgcc.in: Delete file.
14220 * doc/configfiles.texi: Don't mention mklibgcc.
14222 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14223 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14224 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14225 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14226 (mklibgcc, ldblspecs): Likewise.
14228 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14229 (posixpre.def): Use $(T).
14230 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14231 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14232 (SHLIB_LINK): Make dummy.
14233 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14235 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14237 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14238 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14239 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14240 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14242 * configure.ac (all_outputs): Remove mklibgcc.
14243 * configure: Regenerated.
14245 2007-01-03 Josh Conner <jconner@apple.com>
14247 PR middle-end/29683
14248 * calls.c (compute_argument_addresses): Set stack and stack_slot
14249 for partial args, too.
14250 (store_one_arg): Use locate.size.constant for the size when
14251 generating a save_area.
14253 2007-01-03 Robert Kennedy <jimbob@google.com>
14255 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14256 whose definitions are deleted due to basic block merging.
14258 2007-01-03 Paul Brook <paul@codesourcery.com>
14261 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14263 (use_return_insn): Return 0 for Thumb interrupt functions.
14264 (print_multi_reg): Add rfe argument for IRQ returns.
14265 (arm_output_epilogue): Pop interrupt return address directly into PC.
14266 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14268 2007-01-03 Paul Brook <paul@codesourcery.com>
14270 Merge from sourcerygxx-4_1.
14271 * config/arm/thumb2.md: New file.
14272 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14274 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14275 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14276 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14277 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14279 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14280 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14282 * config/arm/ieee754-sf.S: Ditto.
14283 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14284 (thumb1_base_register_rtx_p): ... to this.
14285 (thumb_index_register_rtx_p): Rename...
14286 (thumb1_index_register_rtx_p): ... to this.
14287 (thumb_output_function_prologue): Rename...
14288 (thumb1_output_function_prologue): ... to this.
14289 (thumb_legitimate_address_p): Rename...
14290 (thumb1_legitimate_address_p): ... to this.
14291 (thumb_rtx_costs): Rename...
14292 (thumb1_rtx_costs): ... to this.
14293 (thumb_compute_save_reg_mask): Rename...
14294 (thumb1_compute_save_reg_mask): ... to this.
14295 (thumb_final_prescan_insn): Rename...
14296 (thumb1_final_prescan_insn): ... to this.
14297 (thumb_expand_epilogue): Rename...
14298 (thumb1_expand_epilogue): ... to this.
14299 (arm_unwind_emit_stm): Rename...
14300 (arm_unwind_emit_sequence): ... to this.
14301 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14302 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14303 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14304 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14305 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14306 thumb2_output_casesi): New functions.
14307 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14308 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14309 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14310 THUMB2_WORK_REGS): Define.
14311 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14312 arm_condexec_mask, arm_condexec_masklen)): New variables.
14313 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14314 (arm_override_options): Check new CPU capabilities.
14315 Set new architecture flag variables.
14316 (arm_isr_value): Handle v7m interrupt functions.
14317 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14319 (const_ok_for_arm): Handle Thumb-2 constants.
14320 (arm_gen_constant): Ditto. Use movw when available.
14321 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14323 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14324 (thumb_find_work_register, arm_load_pic_register,
14325 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14326 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14327 print_multi_reg, output_mov_long_double_fpa_from_arm,
14328 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14329 output_mov_double_fpa_from_arm, output_move_double,
14330 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14331 output_return_instruction, arm_output_function_prologue,
14332 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14333 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14334 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14335 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14336 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14337 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14339 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14340 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14341 (arm_file_start): Output directive for unified syntax.
14342 (arm_unwind_emit_set): Handle stack alignment instruction.
14343 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14344 Add v6t2, v7, v7a, v7r and v7m.
14345 (RETLDM): Add Thumb-2 code.
14346 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14347 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14348 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14349 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14350 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14351 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14352 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14353 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14354 ADJUST_INSN_LENGTH): Define.
14355 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14356 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14357 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14358 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14359 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14360 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14361 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14362 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14363 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14364 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14365 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14366 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14367 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14368 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14369 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14370 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14371 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14373 * config/arm/arm-tune.md: Regenerate.
14374 * config/arm/arm-protos.h: Update prototypes.
14375 * config/arm/vfp.md: Enable patterns for Thumb-2.
14376 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14377 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14378 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14379 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14380 * config/arm/libunwind.S: Add Thumb-2 code.
14381 * config/arm/constraints.md: Update include Thumb-2.
14382 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14383 * config/arm/ieee754-df.S: Ditto.
14384 * config/arm/bpabi.S: Ditto.
14385 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14386 * config/arm/predicates.md (low_register_operand,
14387 low_reg_or_int_operand, thumb_16bit_operator): New.
14388 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14389 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14390 * config/arm/t-arm-elf: Add armv7 multilib.
14391 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14393 (UNSPEC_STACK_ALIGN, ce_count): New.
14394 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14395 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14397 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14398 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14399 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14400 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14401 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14402 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14404 * doc/extend.texi: Document ARMv7-M interrupt functions.
14405 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14407 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14409 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14410 (struct _Unwind_Context): Rename args_size to flags, remove
14411 signal_frame field, add a new args_size field and version field.
14412 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14413 _Unwind_IsExtendedContext): New inline functions.
14414 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14415 Assume by_value array is only present if _Unwind_IsExtendedContext.
14416 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14417 _Unwind_IsSignalFrame.
14418 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14419 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14420 (uw_init_context_1): Initialize context->flags to
14421 EXTENDED_CONTEXT_BIT.
14422 * config/rs6000/linux-unwind.h (frob_update_context): Use
14423 _Unwind_SetSignalFrame.
14425 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14427 PR middle-end/30353
14428 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14429 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14432 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14434 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14435 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14436 RET, AT_SP): Remove.
14437 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14440 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14441 * cfgbuild.c (find_basic_blocks): Likewise.
14442 * cfgrtl.c (rtl_create_basic_block): Likewise.
14443 * function.c (temp_slots_at_level): Likewise.
14444 * reg-stack.c (stack_regs_mentioned): Likewise.
14445 * regclass.c (allocate_reg_info): Likewise.
14446 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14447 set_bb_for_stmt, move_block_to_fn): Likewise.
14448 * tree-complex.c (tree_lower_complex): Likewise.
14449 * vec.h (VEC_safe_grow_cleared): New.
14451 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14453 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14455 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14456 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14458 * cfgloopmanip.c (scale_loop_frequencies): Export.
14459 (loopify): Scale the frequencies by prescribed coefficients.
14460 (set_zero_probability): New function.
14461 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14462 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14463 and frequencies according to arguments.
14464 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14466 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14467 * modulo-sched.c (sms_schedule): Set probabilities for entering
14468 versioned loop correctly.
14469 * tree-vect-transform.c (vect_transform_loop): Ditto.
14470 * cfgloop.h (loopify, loop_version): Declaration changed.
14471 (scale_loop_frequencies): Declared.
14473 2007-01-02 Jan Hubicka <jh@suse.cz>
14475 * cgraph.c: Include tree-flow.h
14476 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14477 early_local_passes.
14478 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14479 * tree-pass.h (pass_all_early_optimizations): Declare.
14480 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14481 early_local_passes.
14482 (cgraph_analyze_function): Do early_local_passes.
14483 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14484 Do not add referenced vars.
14485 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14487 (gate_all_early_local_passes): New gate.
14488 (pass_early_local_passes): Use new gate.
14489 (execute_early_local_optimizations): New functions.
14490 (gate_all_early_optimizations): New gate.
14491 (pass_all_early_optimizations): New pass.
14492 (execute_free_datastructures): Free SSA only when initialized.
14493 (gate_init_datastructures): Init only when optimizing.
14494 (tree_lowering_passes): Do early local passes when called late.
14495 * tree-profile.c (do_tree_profiling): Don't profile functions added
14497 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14498 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14500 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14501 during early_local_passes.
14502 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14505 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14507 * Makefile.in: Update copyright year.
14509 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14511 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14512 in $(lang_checks) and check-consistency targets.
14514 2007-01-02 Jan Hubicka <jh@suse.cz>
14516 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14517 Do not add referenced vars.
14518 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14520 * passes.c (init_optimization_passes): Put mudflap_2 after
14521 free_datastructures.
14523 2007-01-02 Jan Hubicka <jh@suse.cz>
14525 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14526 Set NOTHROW flag on call statements proved to be nothrow.
14527 Update statement of local calls so new pure/const functions are
14528 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14530 (tree_rest_of_compilation): Register hooks and initialize bitmap
14531 early. Do not set after_inlining flag.
14533 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14535 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14536 HOST_BITS_PER_LONGLONG
14538 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14541 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14542 warning for non-static initializers.
14544 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14546 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14547 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14548 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14549 Always use set_unique_reg_note to add REG_EQUAL notes.
14551 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14554 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14556 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14557 * cfgbuild.c (find_basic_blocks): Likewise.
14558 * cfgrtl.c (rtl_create_basic_block): Likewise.
14559 * function.c (temp_slots_at_level): Likewise.
14560 * reg-stack.c (stack_regs_mentioned): Likewise.
14561 * regclass.c (allocate_reg_info): Likewise.
14562 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14563 set_bb_for_stmt, move_block_to_fn): Likewise.
14564 * tree-complex.c (tree_lower_complex): Likewise.
14565 * vec.h (VEC_safe_grow_cleared): New.
14567 2007-01-02 Ian Lance Taylor <iant@google.com>
14569 * c-common.c (c_common_truthvalue_conversion): When warning about
14570 using an assignment as a truth value, set TREE_NO_WARNING.
14572 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14575 * c.opt (Wold-style-declaration): New.
14576 * doc/invoke.texi (C-only Warning Options): New.
14577 (Wold-style-declaration): Document it.
14578 (Wextra): Enabled by -Wextra.
14579 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14580 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
14581 -Wold-style-declaration.
14583 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14585 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14586 * cfgbuild.c (find_basic_blocks): Likewise.
14587 * cfgrtl.c (rtl_create_basic_block): Likewise.
14588 * function.c (temp_slots_at_level): Likewise.
14589 * reg-stack.c (stack_regs_mentioned): Likewise.
14590 * regclass.c (allocate_reg_info): Likewise.
14591 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14592 set_bb_for_stmt, move_block_to_fn): Likewise.
14593 * tree-complex.c (tree_lower_complex): Likewise.
14594 * vec.h (VEC_safe_grow_cleared): New.
14596 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
14598 * c-common.c (c_common_nodes_and_builtins): Since variants of
14599 void_type_node get built before it is given a name, we need to
14600 give those variants the name, too.
14601 (complete_array_type): We need to work with the canonical main
14602 type of the array, from which we will build the qualified version.
14603 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
14604 * print-tree.c (print_node): Display canonical type information
14606 * stor-layout.c (layout_type): When we don't know the
14607 alignment of a type for which we're building an array, we end up
14608 guessing wrong, so make the type require structural equality.
14609 * tree.c (make_node_stat): When we build a new type, it is its
14610 own canonical type.
14611 (build_type_attribute_qual_variant): When building an attribute
14612 variant, its canonical type is the non-attribute variant. However,
14613 if the attributes are target-dependent and they differ, we need to
14614 use structural equality checks for this type.
14615 (build_qualified_type): A qualified type is not equivalent to its
14616 unqualified variant; set the canonical type appropriately.
14617 (build_distinct_type_copy): When building a distinct type from
14618 another type, the new type is its own canonical type.
14619 (build_variant_type_copy): When building a new type variant, we
14620 assume that it is equivalent to the original type.
14621 (build_pointer_type_for_mode): When building a pointer type, also
14622 build a canonical type pointer.
14623 (build_reference_type_for_mode): When building a reference type,
14624 also build a canonical type reference.
14625 (build_index_type): When we can't hash an index type (e.g.,
14626 because its maximum value is negative), the index type requires
14627 structural equality tests.
14628 (build_array_type): Build the canonical form of an array type.
14629 (build_function_type): Function types require structural equality,
14630 because they contain default arguments, attributes, etc.
14631 (build_method_type_directly): Ditto for method types.
14632 (build_offset_type): Build the canonical offset type.
14633 (build_complex_type): Build the canonical vector type.
14634 (make_vector_type): Build the canonical vector type.
14635 * tree.h (TYPE_CANONICAL): New.
14636 (TYPE_STRUCTURAL_EQUALITY_P): New.
14637 (SET_TYPE_STRUCTURAL_EQUALITY): New.
14638 (struct tree_type): Added "canonical" field.
14639 * params.h (VERIFY_CANONICAL_TYPES): New.
14640 * doc/c-tree.texi (TYPE_CANONICAL): Document.
14641 (TYPE_STRUCTURAL_EQUALITY_P): Document.
14642 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
14643 * doc/invoke.texi (verify-canonical-types): Document --param
14644 parameter for verifying canonical types.
14646 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14648 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
14649 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
14650 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
14651 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
14653 * config/rs6000/e500.h: New.
14654 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
14655 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
14657 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
14658 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
14659 TARGET_E500_DOUBLE): Remove.
14660 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
14661 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
14662 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
14663 * config/rs6000/rs6000.c (rs6000_override_options): Use
14664 CHECK_E500_OPTIONS.
14666 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14668 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
14669 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
14670 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
14671 rs6000_emit_cmove): Don't check TARGET_E500.
14672 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
14673 sordered): Don't check TARGET_E500.
14675 2007-01-01 Eric Christopher <echristo@apple.com>
14677 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
14678 HARD_REGISTER_NUM_P.
14680 2007-01-01 Roger Sayle <roger@eyesopen.com>
14682 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
14683 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
14684 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
14687 2007-01-01 Mike Stump <mrs@apple.com>
14689 * configure.ac: Remove support for building with Apple's gcc-3.1.
14691 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14693 PR middle-end/30311
14694 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
14695 REG is a hard register. Do not modify REG before calling
14697 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
14698 multiple of the size of YMODE for certain lowpart cases.
14700 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14702 PR middle-end/30253
14703 * gimplify (voidify_wrapper_expr): Update for
14704 GIMPLE_MODIFY_STMT.
14706 2007-01-01 Andreas Schwab <schwab@suse.de>
14709 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
14710 save of BR0 in extra_spill_size instead of spill_size.
14711 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
14713 (ia64_expand_epilogue): Restore BR0 from its new location.
14715 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14717 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
14718 Use a temporary variable if the left hand side is not a gimple
14721 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14723 * gimplify.c (gimplify_return_expr): Make the temporary variable
14724 for the return expression, a gimple register variable.
14726 2007-01-01 Jan Hubicka <jh@suse.cz>
14728 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
14731 2007-01-01 Mike Stump <mrs@apple.com>
14733 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
14735 * config/darwin.c (machopic_select_rtx_section): Use
14736 HAVE_GAS_LITERAL16.
14737 (darwin_mergeable_constant_section): Likewise.
14738 * configure: Regenerate.
14739 * config.in: Regenerate.
14741 2007-01-01 Jan Hubicka <jh@suse.cz>
14742 Andrew Pinski <pinskia@gmail.com>
14744 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
14745 before starting IPA passes.