1 2007-05-07 Razya Ladelsky <razya@il.ibm.com>
3 * matrix-reorg.c: New file. Implement matrix flattening and transposing
5 * tree-pass.h: Add matrix reorg pass.
6 * common.opt: Add fipa-mreorg flag.
7 * Makefile.in: Add matrix-reorg.c.
8 * passes.c: Add matrix reorg pass.
9 * varpool.c (add_new_static_var): New function.
10 * cgraph.h (add_new_static_var): Declare.
13 2007-05-27 Eric Christopher <echristo@apple.com>
15 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16 sp_offset depending on stack size. Save r12 depending
17 on registers we're saving later.
18 (rs6000_emit_epilogue): Update sp_offset depending only
21 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
23 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
24 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25 * ifcvt.c (if_convert): Ditto.
26 * tree-ssa-threadupdate.c (thread_block): Ditto.
27 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
28 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
29 verify_loop_closed_ssa): Check number_of_loops instead of current_loops.
30 * predict.c (tree_estimate_probability): Ditto.
31 * tree-if-conv.c (main_tree_if_conversion): Ditto.
32 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
33 * modulo-sched.c (sms_schedule): Ditto.
34 * tree-scalar-evolution.c (scev_const_prop): Ditto.
35 (scev_finalize): Do not do anything if scev analysis was not
37 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
38 current_loops == NULL.
39 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
40 * loop-init.c (loop_optimizer_init): Do not free current_loops when
42 (loop_optimizer_finalize): Assert that loops were analyzed.
43 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
44 rtl_doloop): Check number_of_loops instead of current_loops.
45 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
46 current_loops == NULL.
47 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
48 gate_tree_vectorize tree_linear_transform, check_data_deps,
49 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
50 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
51 Check number_of_loops instead of current_loops.
52 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
53 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
54 free loops if available.
55 (execute_pre): Do not pass do_fre to fini_pre.
57 2007-05-27 Tobias Burnus <burnus@net-b.de>
60 * real.c (mpfr_from_real): Fix sign of -Inf.
62 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
64 * tree-vect-transform.c (vectorizable_conversion): Initialize
65 tree_code variables to ERROR_MARK.
66 (vectorizable_type_demotion): Likewise.
67 (vectorizable_type_promotion): Likewise.
69 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
72 * config/i386/i386.md (movti): Handle push operands via
75 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
77 * basic-block.h: Remove the prototype for merge_seq_blocks.
78 * cfgcleanup.c (merge_seq_blocks): Remove.
80 * tree-flow.h: Remove the prototype for is_aliased_with.
81 * tree-ssa-alias.c (is_aliased_with): Remove.
83 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
85 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
87 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
89 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
90 ix86_expand_sse4_unpack if SSE4.1 is enabled.
91 (vec_unpacks_hi_v16qi): Likewise.
92 (vec_unpacku_lo_v16qi): Likewise.
93 (vec_unpacks_lo_v16qi): Likewise.
94 (vec_unpacku_hi_v8hi): Likewise.
95 (vec_unpacks_hi_v8hi): Likewise.
96 (vec_unpacku_lo_v8hi): Likewise.
97 (vec_unpacks_lo_v8hi): Likewise.
98 (vec_unpacku_hi_v4si): Likewise.
99 (vec_unpacks_hi_v4si): Likewise.
100 (vec_unpacku_lo_v4si): Likewise.
101 (vec_unpacks_lo_v4si): Likewise.
103 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
105 * c-typeck.c, config/arm/arm.c, config/darwin.c,
106 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
107 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
108 follow spelling conventions in various
109 warning/error/diagnostic messages.
111 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
112 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
113 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
114 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
115 tree-vrp.c: Fix comment typos. Follow spelling conventions.
116 * doc/tm.texi: Follow spelling conventions.
118 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
121 * tree-ssa-forwprop.c
122 (forward_propagate_addr_into_variable_array_index): Remove
123 the lhs argument. Use the type of def_rhs instead of lhs.
124 (forward_propagate_addr_expr_1): Update use of
125 forward_propagate_addr_into_variable_array_index.
127 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
128 Nigel Stephens <nigel@mips.com>
130 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
131 function attributes, "far" being an alias for "long_call".
132 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
133 (mips_near_type_p, mips_far_type_p): New.
134 (mips_comp_type_attributes): New function to check that attributes
135 attached to a function type are compatible.
136 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
137 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
138 to the target function of the thunk.
139 (mips_encode_section_info): Check for "near" and "far" function
140 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
142 * config/mips/predicates.md (const_call_insn_operand): Test only
143 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
145 * doc/extend.texi (Function Attributes): Document MIPS "near" and
148 * testsuite/gcc.target/mips/near-far-1.c: New test case.
149 * testsuite/gcc.target/mips/near-far-2.c: New test case.
150 * testsuite/gcc.target/mips/near-far-3.c: New test case.
151 * testsuite/gcc.target/mips/near-far-4.c: New test case.
153 2007-05-25 Eric Christopher <echristo@apple.com>
155 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
156 to x86-darwin configurations.
157 * config/i386/t-darwin: Add softfp support.
158 * config/i386/t-darwin64: Ditto.
159 * config/i386/sfp-machine.h: If mach then don't use
160 aliasing, emit a stub to call.
162 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
164 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
165 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
166 tree-predcom.c, tree-ssa-alias-warnings.c,
167 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
168 comment typos. Follow spelling conventions.
169 * doc/cpp.texi, doc/invoke.texi: Fix typos.
171 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
174 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
175 constants into memory. Expand unaligned memory references for
176 SSE modes via x86_expand_vector_move_misalign() function.
178 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
181 "memory" attribute for "sseishft" type insn without operands[2].
183 2007-05-25 Dirk Mueller <dmueller@suse.de>
184 Marcus Meissner <meissner@suse.de>
186 * doc/extend.texi (alloc_size): New attribute.
187 * c-common.c (handle_alloc_size_attribute): New.
188 * tree-object-size.c (alloc_object_size): Use alloc_size
189 attribute, if available.
191 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
193 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
195 (__builtin_ia32_vec_ext_v2di): Likewise.
196 (__builtin_ia32_vec_ext_v4si): Likewise.
197 (__builtin_ia32_vec_ext_v8hi): Likewise.
198 (__builtin_ia32_vec_ext_v16qi): Likewise.
199 (__builtin_ia32_vec_set_v8hi): Likewise.
201 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
203 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
205 2007-05-25 Richard Sandiford <richard@codesourcery.com>
207 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
208 (arm_is_longcall_p): Rename to...
209 (arm_is_long_call_p): ...this. Take a single tree argument and
211 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
212 (CUMULATIVE_ARGS): Remove call_cookie.
213 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
214 (ENCODED_LONG_CALL_ATTR_P): Delete.
215 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
216 LONG_CALL_FLAG_CHAR cases.
217 (ARM_DECLARE_FUNCTION_SIZE): Delete.
218 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
219 ARM_DECLARE_FUNCTION_SIZE.
220 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
221 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
222 (arm_encode_call_attribute, current_file_function_operand): Delete.
223 (arm_function_in_section_p): New function.
224 (arm_is_longcall_p): Rename to...
225 (arm_is_long_call_p): ...this. Take the target function as a single
226 argument and return a bool. Do not rely on call cookies. Check
227 whether the target symbol is in the same section as the current
228 function, not just the same compilation unit.
229 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
230 (arm_encode_section_info): Don't encode a call type.
231 * config/arm/arm.md (call, call_value): Update calls to
232 arm_is_long(_)call_p. Simplify logic.
233 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
234 Update calls to arm_is_long(_)call_p.
236 2007-05-25 Richard Guenther <rguenther@suse.de>
238 PR tree-optimization/31982
239 * tree-ssa-forwprop.c
240 (forward_propagate_addr_into_variable_array_index): Handle arrays
241 with element size one.
243 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
245 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
246 (umulsi3_highpart): Likewise.
248 2007-05-24 Ian Lance Taylor <iant@google.com>
250 PR rtl-optimization/32069
251 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
254 2007-05-24 Ollie Wild <aaw@google.com>
256 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
259 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
261 * postreload-gcse.c (reg_changed_after_insn_p): New function.
262 (oprs_unchanged_p): Use it to check all registers in a REG.
263 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
264 (reg_set_between_after_reload_p): Delete.
265 (reg_used_between_after_reload_p): Likewise.
266 (reg_set_or_used_since_bb_start): Likewise.
267 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
268 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
269 Use reg_set_between_p instead of reg_set_between_after_reload_p.
270 * rtlanal.c (reg_set_p): Check whether REG overlaps
271 regs_invalidated_by_call, rather than just checking the
272 membership of REGNO (REG).
274 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
276 * doc/passes.texi: Document predictive commoning.
277 * doc/invoke.texi (-fpredictive-commoning): Document.
278 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
279 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
280 adding indices to the generated name.
281 (schedule_sm): Pass 0 to get_lsm_tmp_name.
282 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
283 * tree-pretty-print.c (op_symbol_1): Renamed to ...
284 (op_symbol_code): ... and exported.
285 (dump_omp_clause, op_symbol): Use op_symbol_code
286 instead of op_symbol_1.
287 * tree-pass.h (pass_predcom): Declare.
288 * timevar.def (TV_PREDCOM): New timevar.
289 * tree-ssa-loop.c (run_tree_predictive_commoning,
290 gate_tree_predictive_commoning, pass_predcom): New.
291 * tree-data-ref.c (find_data_references_in_loop): Find the
292 references in dominance order.
293 (canonicalize_base_object_address): Ensure that the result has
295 (dr_analyze_innermost): Export.
296 (create_data_ref): Code to fail for references with invariant
298 (find_data_references_in_stmt): ... here.
299 * tree-data-ref.h (dr_analyze_innermost): Declare.
300 * tree-affine.c: Include tree-gimple.h and hashtab.h.
301 (aff_combination_find_elt, name_expansion_hash,
302 name_expansion_eq, tree_to_aff_combination_expand,
303 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
305 * tree-affine.h (aff_combination_constant_multiple_p,
306 tree_to_aff_combination_expand): Declare.
307 * tree-predcom.c: New file.
308 * common.opt (fpredictive-commoning): New option.
309 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
310 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
311 * Makefile.in (tree-predcom.o): Add.
312 (tree-affine.o): Add TREE_GIMPLE_H dependency.
313 * passes.c (init_optimization_passes): Add dceloop after
314 copy propagation in loop optimizer. Add predictive commoning
315 to loop optimizer passes.
317 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
319 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
322 2007-05-24 Jan Hubicka <jh@suse.cz>
324 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
326 (genheader): Include statistics.h.
328 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
330 * print-rtl.c (flag_dump_unnumbered): Update comments.
331 (print_rtl): Fix my previous change.
332 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
335 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
338 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
340 (thread_through_all_blocks): Call initialize_original_copy_tables
341 and free_original_copy_tables.
342 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
344 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
345 * cfghooks.c (duplicate_block): Use get_loop_copy.
346 * cfg.c: Include cfgloop.h.
347 (loop_copy): New hash table.
348 (initialize_original_copy_tables): Initialize loop_copy table.
349 (free_original_copy_tables): Free loop_copy table.
350 (copy_original_table_clear, copy_original_table_set,
351 set_loop_copy, get_loop_copy): New functions.
352 (set_bb_original, set_bb_copy): Use copy_original_table_set.
353 * cfgloop.h (struct loop): Remove copy field.
354 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
355 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
357 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
359 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
362 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
364 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
365 __builtin_ia32_vec_set_v2di with MASK_64BIT.
367 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
370 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
371 * targhooks.h (default_mangle_decl_assembler_name): Declare
373 * targhooks.c (default_mangle_decl_assembler_name): Define
375 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
377 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
378 * langhooks.c (lhd_set_decl_assembler_name): Call
379 targetm.mangle_decl_assembler_name for names with global scope.
381 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
383 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
384 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
386 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
387 New. Factored out of i386_pe_encode_section_info.
388 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
389 Move check for prior decoration of stdcall
390 symbols to i386_pe_encode_section_info.
391 (i386_pe_encode_section_info): Adjust call to
392 gen_stdcall_or_fastcall_suffix. Use
393 i386_pe_maybe_mangle_decl_assembler_name, if needed.
394 (i386_pe_mangle_decl_assembler_name): New. Wrap
395 i386_pe_maybe_mangle_decl_assembler_name.
397 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
399 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
400 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
401 * langhooks.c (get_signed_or_unsigned_type): Don't check for
402 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
403 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
406 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
407 Nigel Stephens <nigel@mips.com>
408 Richard Sandiford <richard@codesourcery.com>
410 Fix up MIPS16 hard float and add support for complex.
412 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
413 (TARGET_SOFT_FLOAT_ABI): New.
414 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
415 __mips_soft_float to reflect the ABI in use, not whether the
416 FPU is directly accessible (e.g., in MIPS16 mode).
417 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
418 (UNITS_PER_FPVALUE): Likewise.
420 * config/mips/mips.c (mips_expand_call): Remove redundant
422 (mips_arg_regno): New.
423 (function_arg_advance): When setting bits in cum->fp_code for
424 MIPS16, don't subtract 1 from cum->arg_number, since it is now
426 (function_arg): Use mips_arg_regno.
427 (mips_return_mode_in_fpr_p): New.
428 (mips16_call_stub_mode_suffix): New.
429 (mips16_cfun_returns_in_fpr_p): New.
430 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
431 (mips_output_function_prologue): Test mips16_hard_float, not
432 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
433 (mips_expand_epilogue): Call MIPS16 helper routines to copy
434 return value into a floating-point register.
435 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
436 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
437 (mips16_fp_args): Handle MIPS32r2 ISA which supports
438 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
439 word of double arguments from or to the high bits of 64-bit
440 floating point registers.
441 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
442 (mips16_fpret_double): New helper function.
443 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
444 support for complex modes. Fill in DECL_RESULT for stubdecl.
445 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
447 * config/mips/mips16.S
448 (RET, ARG1, ARG2): New.
449 (MERGE_GPRf, MERGE_GPRt): New.
450 (DELAYt, DELAYf): New.
451 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
452 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
453 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
454 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
455 (SFOP): Renamed to...
456 (OPSF3): This, and macro-ified. Updated all uses.
457 (SFOP2): Renamed to...
458 (OPSF2): This, and macro-ified. Updated all uses.
459 (SFCMP): Renamed to...
460 (CMPSF): This, and macro-ified. Updated all uses.
461 (SFREVCMP): Renamed to...
462 (REVCMPSF): This, and macro-ified. Updated all uses.
463 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
464 (LDDBL1, LDDBL2, RETDBL): Deleted.
465 (DFOP): Renamed to...
466 (OPDF3): This, and macro-ified. Updated all uses.
467 (DFOP2): Renamed to...
468 (OPDF2): This, and macro-ified. Updated all uses.
469 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
470 (DFCMP): Renamed to...
471 (CMPDF): This, and macro-ified. Updated all uses.
472 (DFREVCMP): Renamed to...
473 (REVCMPDF): This, and macro-ified. Updated all uses.
474 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
476 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
477 (__mips16_ret_sc, __mips16_ret_dc): New.
478 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
479 STUB_ARGS_6, STUB_ARGS_10): New.
480 (CALL_STUB_NO_RET): New.
481 (__mips16_call_stub_1): Macro-ified.
482 (__mips16_call_stub_5): Macro-ified.
483 (__mips16_call_stub_2): Macro-ified.
484 (__mips16_call_stub_6): Macro-ified.
485 (__mips16_call_stub_9): Macro-ified.
486 (__mips16_call_stub_10): Macro-ified.
487 (CALL_STUB_RET): New.
488 (__mips16_call_stub_sf_0): Macro-ified.
489 (__mips16_call_stub_sf_1): Macro-ified.
490 (__mips16_call_stub_sf_5): Macro-ified.
491 (__mips16_call_stub_sf_2): Macro-ified.
492 (__mips16_call_stub_sf_6): Macro-ified.
493 (__mips16_call_stub_sf_9): Macro-ified.
494 (__mips16_call_stub_sf_10): Macro-ified.
495 (__mips16_call_stub_df_0): Macro-ified.
496 (__mips16_call_stub_df_1): Macro-ified.
497 (__mips16_call_stub_df_5): Macro-ified.
498 (__mips16_call_stub_df_2): Macro-ified.
499 (__mips16_call_stub_df_6): Macro-ified.
500 (__mips16_call_stub_df_9): Macro-ified.
501 (__mips16_call_stub_df_10): Macro-ified.
502 (__mips16_call_stub_sc_0): New.
503 (__mips16_call_stub_sc_1): New.
504 (__mips16_call_stub_sc_5): New.
505 (__mips16_call_stub_sc_2): New.
506 (__mips16_call_stub_sc_6): New.
507 (__mips16_call_stub_sc_9): New.
508 (__mips16_call_stub_sc_10): New.
509 (__mips16_call_stub_dc_0): New.
510 (__mips16_call_stub_dc_1): New.
511 (__mips16_call_stub_dc_5): New.
512 (__mips16_call_stub_dc_2): New.
513 (__mips16_call_stub_dc_6): New.
514 (__mips16_call_stub_dc_9): New.
515 (__mips16_call_stub_dc_10): New.
517 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
518 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
519 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
521 2007-05-23 Ian Lance Taylor <iant@google.com>
523 * doc/invoke.texi (Invoking GCC): Document that the order of the
526 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
529 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
530 * config/score/predicate.md (const_pow2, const_npow2): Remove.
531 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
535 * config/score/score.c (score_print_operand): Make sure that only
538 2007-05-22 Ian Lance Taylor <iant@google.com>
540 * tree-vrp.c (avoid_overflow_infinity): New static function,
541 broken out of set_value_range_to_value.
542 (set_value_range_to_value): Call avoid_overflow_infinity.
543 (extract_range_from_assert): Likewise.
545 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
548 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
549 change the type before looking for a COMPOUND_EXPR.
551 2007-05-22 Ian Lance Taylor <iant@google.com>
553 * lower-subreg.c (decompose_multiword_subregs): If we change an
554 insn, call remove_retval_note on it.
556 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
558 * regs.h (end_hard_regno): New function.
559 (END_HARD_REGNO, END_REGNO): New macros.
560 (add_to_hard_reg_set): New function.
561 (remove_from_hard_reg_set): Likewise.
562 (in_hard_reg_set_p): Likewise.
563 (overlaps_hard_reg_set_p): Likewise.
564 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
565 (note_btr_set): Use END_HARD_REGNO.
566 * caller-save.c (setup_save_areas): Use end_hard_regno.
567 (mark_set_regs): Use END_HARD_REGNO.
568 (add_stored_regs): Use end_hard_regno.
569 (mark_referenced_regs): Use add_to_hard_reg_set.
570 * combine.c (update_table_tick): Use END_REGNO.
571 (record_value_for_reg): Likewise.
572 (record_dead_and_set_regs): Likewise.
573 (get_last_value_validate): Likewise.
574 (use_crosses_set_p): Likewise.
575 (reg_dead_at_p_1): Likewise.
576 (reg_dead_at_p): Likewise.
577 (mark_used_regs_combine): Use add_to_hard_reg_set.
578 (move_deaths): Use END_HARD_REGNO.
579 (reg_bitfield_target_p): Use end_hard_regno.
580 (distribute_notes): Use END_HARD_REGNO.
581 * cse.c (mention_regs): Use END_REGNO.
582 (insert): Use add_to_hard_reg_set.
583 (invalidate): Use END_HARD_REGNO.
584 (invalidate_for_call): Likewise.
585 (exp_equiv_p): Use END_REGNO.
586 (cse_insn): Likewise.
587 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
588 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
589 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
590 * function.c (keep_stack_depressed): Use end_hard_regno.
591 * global.c (global_alloc): Use end_hard_regno.
592 (global_conflicts): Use add_to_hard_reg_set instead of
594 (find_reg): Likewise.
595 (mark_reg_store): Likewise.
596 (mark_reg_conflicts): Likewise.
597 (mark_reg_death): Use remove_from_hard_reg_set.
598 (mark_reg_live_nc): Delete.
599 (set_preference): Use end_hard_regno.
600 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
601 remove_from_hard_reg_set.
602 (post_mark_life): Use add_to_hard_reg_set.
603 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
604 (reg_becomes_live): Use add_to_hard_reg_set.
605 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
606 (peep2_find_free_register): Use add_to_hard_reg_set.
607 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
608 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
609 * regrename.c (note_sets): Use add_to_hard_reg_set.
610 (clear_dead_regs): Use remove_from_hard_reg_set.
611 (regrename_optimize): Use add_to_hard_reg_set.
612 (find_oldest_value_reg): Use in_hard_reg_set_p.
613 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
614 (hard_reg_set_here_p): Use end_hard_regno.
615 (decompose): Likewise.
616 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
617 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
618 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
619 (mark_home_live): Use end_hard_regno.
620 (spill_hard_reg): Likewise.
621 (clear_reload_reg_in_use): Likewise.
622 * reorg.c (delete_prior_computation): Use END_REGNO.
623 * resource.c (update_live_status): Use END_HARD_REGNO.
624 (mark_referenced_resources): Use add_to_hard_reg_set.
625 (mark_set_resources): Likewise.
626 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
627 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
628 (reg_overlap_mentioned_p): Likewise.
629 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
630 (covers_regno_no_parallel_p): Use END_REGNO.
631 (find_regno_note): Likewise.
632 (find_reg_fusage): Use END_HARD_REGNO.
633 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
634 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
636 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
638 * mode-switching.c (reg_dies): Change type of second argument to
640 (optimize_mode_switching): Update accordingly.
642 2007-05-22 Richard Sandiford <richard@codesourcery.com>
644 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
646 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
647 (hard_reg_set_empty_p): ...these new functions.
648 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
649 GO_IF_HARD_REG_SUBSET.
650 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
651 instead of GO_IF_HARD_REG_EQUAL.
652 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
653 instead of GO_IF_HARD_REG_EQUAL.
654 * global.c (find_reg): Use hard_reg_set_empty_p instead of
655 GO_IF_HARD_REG_SUBSET.
656 (modify_reg_pav): Use hard_reg_set_empty_p instead of
657 GO_IF_HARD_REG_EQUAL.
658 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
659 of GO_IF_HARD_REG_SUBSET.
660 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
661 instead of GO_IF_HARD_REG_EQUAL.
662 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
663 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
664 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
665 of GO_IF_HARD_REG_SUBSET,
666 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
667 GO_IF_HARD_REG_SUBSET.
668 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
669 instead of GO_IF_HARD_REG_EQUAL.
670 * config/sh/sh.c (push_regs, calc_live_regs): Use
671 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
672 (hard_regs_intersect_p): Delete.
674 2007-05-22 Janis Johnson <janis187@us.ibm.com>
676 * doc/sourcebuild.texi (Test Directives) Add dg-message.
678 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
679 Richard Henderson <rth@redhat.com>
681 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
683 (x86_64-*-*): Likewise.
685 * i386/i386-modes.def (V2QI): New.
687 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
689 (override_options): Support SSE4.1.
690 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
691 (IX86_BUILTIN_BLENDPS): Likewise.
692 (IX86_BUILTIN_BLENDVPD): Likewise.
693 (IX86_BUILTIN_BLENDVPS): Likewise.
694 (IX86_BUILTIN_PBLENDVB128): Likewise.
695 (IX86_BUILTIN_PBLENDW128): Likewise.
696 (IX86_BUILTIN_DPPD): Likewise.
697 (IX86_BUILTIN_DPPS): Likewise.
698 (IX86_BUILTIN_INSERTPS128): Likewise.
699 (IX86_BUILTIN_MOVNTDQA): Likewise.
700 (IX86_BUILTIN_MPSADBW128): Likewise.
701 (IX86_BUILTIN_PACKUSDW128): Likewise.
702 (IX86_BUILTIN_PCMPEQQ): Likewise.
703 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
704 (IX86_BUILTIN_PMAXSB128): Likewise.
705 (IX86_BUILTIN_PMAXSD128): Likewise.
706 (IX86_BUILTIN_PMAXUD128): Likewise.
707 (IX86_BUILTIN_PMAXUW128): Likewise.
708 (IX86_BUILTIN_PMINSB128): Likewise.
709 (IX86_BUILTIN_PMINSD128): Likewise.
710 (IX86_BUILTIN_PMINUD128): Likewise.
711 (IX86_BUILTIN_PMINUW128): Likewise.
712 (IX86_BUILTIN_PMOVSXBW128): Likewise.
713 (IX86_BUILTIN_PMOVSXBD128): Likewise.
714 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
715 (IX86_BUILTIN_PMOVSXWD128): Likewise.
716 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
717 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
718 (IX86_BUILTIN_PMOVZXBW128): Likewise.
719 (IX86_BUILTIN_PMOVZXBD128): Likewise.
720 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
721 (IX86_BUILTIN_PMOVZXWD128): Likewise.
722 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
723 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
724 (IX86_BUILTIN_PMULDQ128): Likewise.
725 (IX86_BUILTIN_PMULLD128): Likewise.
726 (IX86_BUILTIN_ROUNDPD): Likewise.
727 (IX86_BUILTIN_ROUNDPS): Likewise.
728 (IX86_BUILTIN_ROUNDSD): Likewise.
729 (IX86_BUILTIN_ROUNDSS): Likewise.
730 (IX86_BUILTIN_PTESTZ): Likewise.
731 (IX86_BUILTIN_PTESTC): Likewise.
732 (IX86_BUILTIN_PTESTNZC): Likewise.
733 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
734 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
735 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
736 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
737 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
739 (bdesc_sse_3arg): Likewise.
740 (bdesc_2arg): Likewise.
741 (bdesc_1arg): Likewise.
742 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
744 (ix86_expand_sse_4_operands_builtin): New.
745 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
746 smaller than 8 bits as the 2nd arg.
747 (ix86_expand_sse_ptest): New.
748 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
749 (ix86_expand_vector_set): Support SSE4.1.
750 (ix86_expand_vector_extract): Likewise.
752 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
753 __SSE4_1__ for -msse4.1.
755 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
756 (UNSPEC_INSERTPS): Likewise.
757 (UNSPEC_DP): Likewise.
758 (UNSPEC_MOVNTDQA): Likewise.
759 (UNSPEC_MPSADBW): Likewise.
760 (UNSPEC_PHMINPOSUW): Likewise.
761 (UNSPEC_PTEST): Likewise.
762 (UNSPEC_ROUNDP): Likewise.
763 (UNSPEC_ROUNDS): Likewise.
765 * config/i386/i386.opt (msse4.1): New for SSE4.1.
767 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
768 (const_pow2_1_to_32768_operand): Likewise.
770 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
773 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
775 (sse4_1_insertps): Likewise.
776 (*sse4_1_extractps): Likewise.
777 (sse4_1_ptest): Likewise.
778 (sse4_1_mulv2siv2di3): Likewise.
779 (*sse4_1_mulv4si3): Likewise.
780 (*sse4_1_smax<mode>3): Likewise.
781 (*sse4_1_umax<mode>3): Likewise.
782 (*sse4_1_smin<mode>3): Likewise.
783 (*sse4_1_umin<mode>3): Likewise.
784 (sse4_1_eqv2di3): Likewise.
785 (*sse4_1_pinsrb): Likewise.
786 (*sse4_1_pinsrd): Likewise.
787 (*sse4_1_pinsrq): Likewise.
788 (*sse4_1_pextrb): Likewise.
789 (*sse4_1_pextrb_memory): Likewise.
790 (*sse4_1_pextrw_memory): Likewise.
791 (*sse4_1_pextrq): Likewise.
792 (sse4_1_blendpd): Likewise.
793 (sse4_1_blendps): Likewise.
794 (sse4_1_blendvpd): Likewise.
795 (sse4_1_blendvps): Likewise.
796 (sse4_1_dppd): Likewise.
797 (sse4_1_dpps): Likewise.
798 (sse4_1_movntdqa): Likewise.
799 (sse4_1_mpsadbw): Likewise.
800 (sse4_1_packusdw): Likewise.
801 (sse4_1_pblendvb): Likewise.
802 (sse4_1_pblendw): Likewise.
803 (sse4_1_phminposuw): Likewise.
804 (sse4_1_extendv8qiv8hi2): Likewise.
805 (*sse4_1_extendv8qiv8hi2): Likewise.
806 (sse4_1_extendv4qiv4si2): Likewise.
807 (*sse4_1_extendv4qiv4si2): Likewise.
808 (sse4_1_extendv2qiv2di2): Likewise.
809 (*sse4_1_extendv2qiv2di2): Likewise.
810 (sse4_1_extendv4hiv4si2): Likewise.
811 (*sse4_1_extendv4hiv4si2): Likewise.
812 (sse4_1_extendv2hiv2di2): Likewise.
813 (*sse4_1_extendv2hiv2di2): Likewise.
814 (sse4_1_extendv2siv2di2): Likewise.
815 (*sse4_1_extendv2siv2di2): Likewise.
816 (sse4_1_zero_extendv8qiv8hi2): Likewise.
817 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
818 (sse4_1_zero_extendv4qiv4si2): Likewise.
819 (*sse4_1_zero_extendv4qiv4si2): Likewise.
820 (sse4_1_zero_extendv2qiv2di2): Likewise.
821 (*sse4_1_zero_extendv2qiv2di2): Likewise.
822 (sse4_1_zero_extendv4hiv4si2): Likewise.
823 (*sse4_1_zero_extendv4hiv4si2): Likewise.
824 (sse4_1_zero_extendv2hiv2di2): Likewise.
825 (*sse4_1_zero_extendv2hiv2di2): Likewise.
826 (sse4_1_zero_extendv2siv2di2): Likewise.
827 (*sse4_1_zero_extendv2siv2di2): Likewise.
828 (sse4_1_roundpd): Likewise.
829 (sse4_1_roundps): Likewise.
830 (sse4_1_roundsd): Likewise.
831 (sse4_1_roundss): Likewise.
832 (mulv4si3): Don't expand for SSE4.1.
833 (smax<mode>3): Likewise.
834 (umaxv4si3): Likewise.
835 (uminv16qi3): Likewise.
836 (umin<mode>3): Likewise.
837 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
839 * doc/extend.texi: Document SSE4.1 built-in functions.
841 * doc/invoke.texi: Document -msse4.1.
843 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
845 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
846 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
847 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
848 (ASM_SPEC): Add asm_pcrel_spec.
849 (EXTRA_SPECS): Add asm_pcrel_spec.
851 2007-05-21 David Daney <ddaney@avtrex.com>
853 * doc/install.texi (Building a cross compiler): Add requirements
854 for Java cross compiler.
856 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
859 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
860 Add loopno argument. Use evolution_function_is_invariant_rec_p
861 instead of evolution_function_is_constant_p.
862 Update calls to evolution_function_is_affine_multivariate_p.
863 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
865 * tree-scalar-evolution.c (gather_chrec_stats): Call
866 evolution_function_is_affine_multivariate_p with a loop
868 * tree-data-ref.c (analyze_miv_subscript): Likewise.
869 (analyze_overlapping_iterations): Likewise.
870 (access_functions_are_affine_or_constant_p): Likewise.
871 (build_classic_dist_vector_1): If the access functions
872 are equal, don't do anything.
874 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
875 Paolo Carlini <pcarlini@suse.de>
876 Uros Bizjak <ubizjak@gmail.com>
878 * c-cppbuiltin.c (c_cpp_builtins): Define
879 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
880 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
881 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
882 * doc/cpp.texi ([Standard Predefined Macros]): Document.
884 2007-05-21 Mike Stump <mrs@apple.com>
886 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
888 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
890 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
893 implementation if __OPTIMIZE__ is not defined.
894 (_mm_alignr_pi8): Ditto.
895 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
896 (_mm_inserti_si64): Ditto.
897 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
898 (_mm_slli_epi16): Ditto.
899 (_mm_slli_epi32): Ditto.
900 (_mm_slli_epi64): Ditto.
901 (_mm_srai_epi16): Ditto.
902 (_mm_srai_epi32): Ditto.
903 (_mm_srli_si128): Ditto.
904 (_mm_slli_si128): Ditto.
905 (_mm_srli_epi16): Ditto.
906 (_mm_srli_epi32): Ditto.
907 (_mm_srli_epi64): Ditto.
908 (_mm_extract_epi16): Ditto.
909 (_mm_insert_epi16): Ditto.
910 (_mm_shufflehi_epi16): Ditto.
911 (_mm_shufflelo_epi16): Ditto.
912 (_mm_shuffle_epi32): Ditto.
913 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
915 (_mm_insert_pi16): Ditto.
917 (_mm_shuffle_pi16): Ditto.
919 (_mm_shufle_ps): Ditto.
920 (_mm_prefetch): Ditto.
922 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
924 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
925 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
926 * real.c (encode_i370_single, decode_i370_single,
927 encode_i370_double, decode_i370_double): Functions removed.
928 (i370_single_format, i370_double_format): Initializations removed.
929 (real_maxval, round_for_format, exact_real_truncate, significand_size):
930 Consider the log2_b field to always be one.
931 (ieee_single_format, mips_single_format, coldfire_single_format,
932 ieee_double_format, mips_double_format, coldfire_double_format,
933 ieee_extended_motorola_format, ieee_extended_intel_96_format,
934 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
935 ibm_extended_format, mips_extended_format, ieee_quad_format,
936 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
937 decimal_single_format, decimal_double_format, decimal_quad_format,
938 c4x_single_format, c4x_extended_format, real_internal_format): Remove
939 initialization of log2_b.
940 * real.h (i370_single_format, i370_double_format): Declarations removed.
941 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
942 field to always be one.
944 2007-05-21 Andreas Schwab <schwab@suse.de>
946 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
947 NOTE_INSN_BASIC_BLOCK_P.
948 (process_for_unwind_directive): Likewise.
950 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
952 * builtins.c (expand_builtin_setjmp_setup): Update comment.
953 * function.h (struct function): Move va_list_gpr_size,
954 va_list_fpr_size, function_frequency to front of bitfields. Add
956 (current_function_calls_unwind_init): New.
957 * except.c (expand_builtin_unwind_init): Set
958 current_function_calls_unwind_init not
959 current_function_has_nonlocal_label.
960 * reload1.c (has_nonexceptional_receiver): New.
961 (reload): Use it and current_function_calls_unwind_init to
962 determine whether call-saved regs must be saved.
964 2007-05-20 Jan Hubicka <jh@suse.cz>
966 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
967 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
968 * ddg.c (create_ddg): LIkewise.
969 * final.c (final): Remove hunk moving line numbernotes around since
970 they are no longer present at this stage.
971 (final_scan_insn): Use NOTE_KIND instead of
972 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
973 (output_asm_label): Likewise.
974 * reorg.c (dbr_schedule): Likewise.
975 * haifa-sched.c (unlink_other_notes): Likewise.
976 * mode-switching.c (optimize_mode_switching): Likewise.
977 * graph.c (start_bb): Likewise.
978 * rtl.def (NOTE): Update description.
979 * jump.c (squeeze_notes): Delete.
980 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
981 NOTE_INSN_BASIC_BLOCK_P when possible.
982 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
983 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
984 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
985 (dwarf2out_var_location): Likewise.
986 * cfgbuild.c (make_edges): Likewise.
987 (find_basic_blocks_1): Likewise.
988 * function.c (reorder_blocks_1): Likewise.
989 (epilogue_done): Likewise.
990 (reposition_prologue_and_epilogue_notes): Likewise.
991 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
993 (print_rtl): Likewise.
994 (print_rtl_single): Likewise.
995 * gcse.c (insert_insn_start_bb): Likewise.
996 * alias.c (init_alias_analysis): Likewise.
997 * calls.c (fixup_tail_calls): Likewise.
998 * except.c (sjlj_emit_function_enter): Likewise.
999 * emit-rtl.c (add_insn_after): Likeiwse.
1000 (emit_label_before): Likewise.
1001 (emit_label_after): Likewise.
1002 (emit_note_before, emit_note_after, emit_note): Update
1003 parameter to be enum insn_note; do not deal with source
1005 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1006 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1008 (merge_blocks_move_successor_nojumps): Simplify now when
1009 we don't have BLOCK notes.
1010 (try_optimize_cfg): Likewise.
1011 * cfglayout.c (skip_insns_after_block): Likewise.
1012 (record_effective_endpoints): Likewise.
1013 (duplicate_insn_chain): Likewise.
1014 * varasm.c (output_constant_pool_1): Likewise.
1015 * sched-deps.c (sched_analyze): Likewise.
1016 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1018 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1019 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1020 (SET_INSN_DELETED): Simplify.
1021 (NOTE_LINE_NUMBER): Exterminate.
1022 (NOTE_LINE_KIND): New.
1023 (NOTE_INSN_BASIC_BLOCK_P): Update.
1024 (enum insn_note): Simplify.
1025 (GET_NOTE_INSN_NAME) Simplify.
1026 (emit_note_before, emit_note_after, emit_note): Update prototype.
1027 (squeeze_notes): Remove.
1028 * sched-int.h (NOTE_NOT_BB_P): Update.
1029 * resource.c (mark_target_live_regs): Update.
1030 * sched-rgn.c (debug_dependencies): Update.
1031 * sched-vis.c (print_insn): Update.
1032 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1033 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1034 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1035 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1036 (split_branches): Update.
1037 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1039 (sh_adjust_unroll_max): Exterminate.
1040 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1041 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1042 (m68hc11_reorg): Likewise.
1043 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1044 (emit_predicate_relation_info): Update.
1045 (process_for_unwind_directive): Update.
1046 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1047 (output_call): Update.
1048 * config/pa/pa.c (output_lbranch): Update.
1049 (output_millicode_call): Update.
1050 (output_call): Update.
1051 (pa_combine_instructions): Update.
1052 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1053 * config/bfin/bfin.c (gen_one_bundle): Update.
1054 * cfgrtl.c (can_delete_note_p): Update.
1055 (delete_insn): Update.
1056 (rtl_merge_blocks): Update.
1057 (commit_one_edge_insertion): Update.
1058 (rtl_verify_flow_info): Update.
1059 * stmt.c (expand_case): Do not call squeeze_notes.
1061 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1068 * c.opt (Wtype-limits): New.
1069 * doc/invoke.texi (Wtype-limits): Document it.
1070 (Wextra): Enabled by -Wextra.
1071 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1072 * c-common.c (shorten_compare): Warn with Wtype-limits.
1074 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1076 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1077 inlined function, not as a macro.
1078 (_mm_alignr_pi8): Ditto.
1079 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1080 (_mm_inserti_si64): Ditto.
1081 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1082 (_mm_extract_epi16): Ditto.
1083 (_mm_insert_epi16): Ditto.
1084 (_mm_shufflehi_epi16): Ditto.
1085 (_mm_shufflelo_epi16): Ditto.
1086 (_mm_shuffle_epi32): Ditto.
1087 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1088 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1090 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1092 (_m_to_float): Use C89 compatible assignment.
1094 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1097 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1099 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1102 * doc/invoke.texi (Wreturn-type): Complete description.
1103 (Wextra): Delete item about return-type warning.
1104 * c-decl.c: Delete redundant Wextra warning.
1106 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1110 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1111 inlined function, not as a macro.
1112 (_mm_prefetch): Ditto.
1114 (_mm_insert_pi16): Ditto.
1116 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1117 (_m_pshufw): Ditto. Add const to __N argument.
1118 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1119 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1120 (_mm_slli_epi32): Ditto.
1121 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1122 Add __inline to function declaration.
1123 (_mm_slli_si128): Ditto.
1125 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1127 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1128 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1130 (struct fenv): New structure.
1131 (FP_HANDLE_EXCEPTIONS): New define.
1132 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1133 (_FP_DECL_EXP): New define.
1134 (FP_INIT_ROUNDMODE): New define.
1135 (FP_ROUNDMODE): New define.
1137 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1139 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1140 (Wconversion): Update description.
1141 (Wconversion-sign): New.
1142 * c.opt (Wconversion-sign): New.
1143 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1144 means disabled for C++. Otherwise, take the status of Wconversion.
1145 * c-common.c (conversion_warning): Warn with either Wconversion or
1147 (warnings_for_convert_and_check): Conditions are already checked by
1149 (convert_and_check): Don't check warnings if the conversion failed.
1151 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1152 Anatoly Sokolov <aesok@dol.ru>
1154 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1155 avr_epilogue_uses) : Add declaration.
1156 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1157 * config/avr/constraints.md (R): New constraint.
1158 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1159 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1160 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1161 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1162 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1163 call_prologue_saves, epilogue_restores, return_from_epilogue,
1164 return_from_main_epilogue, return_from_interrupt_epilogue,
1165 return_from_naked_epilogue, prologue, epilogue): New patterns.
1166 (jump): Handle symbol reference.
1167 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1168 avr_output_function_prologue, avr_output_function_epilogue): Remove
1170 (avr_init_machine_status, expand_prologue, expand_epilogue,
1171 avr_asm_function_end_prologue, avr_epilogue_uses,
1172 avr_asm_function_begin_epilogue): New functions.
1173 (prologue_size, epilogue_size, jump_tables_size): Remove global
1175 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1176 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1177 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1178 (avr_override_options): Initialise init_machine_status.
1179 (output_movhi): Handle all stack pointer loads.
1180 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1181 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1182 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1183 (EPILOGUE_USES) Redefine.
1184 (machine_function) Declare.
1186 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1188 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1189 Use a single return statement.
1191 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1194 * builtins.c (do_mpfr_lgamma_r): New.
1195 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1196 * tree.h (CASE_FLT_FN_REENT): New.
1198 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1200 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1201 (output_die): Use 'unsigned long' with %x.
1202 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1203 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1204 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1206 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1208 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1213 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1214 true if function has no argument.
1216 2007-05-18 DJ Delorie <dj@redhat.com>
1218 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1219 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1221 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1223 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1224 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1225 count_trailing_zeros.
1226 (__i386__): Implement count_leading_zeros using __builtin_clz().
1227 Implement count_trailing_zeros usign __builtin_ctz().
1229 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1231 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1233 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1236 * expr.c (emit_move_change_mode): Change mode of push operands here.
1238 2007-05-17 Ian Lance Taylor <iant@google.com>
1240 PR tree-optimization/31953
1241 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1243 (set_value_range_to_null): Call set_value_range_to_value.
1244 (extract_range_from_comparison): Likewise.
1246 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1248 * toplev.c (print_version): Output GMP/MPFR version info.
1250 * builtins.c (CASE_MATHFN_REENT): New macro.
1251 (mathfn_built_in): Use it.
1252 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1253 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1254 BUILT_IN_LGAMMAL_R): New.
1255 * doc/extend.texi: Document new builtins.
1258 * builtins.c (do_mpfr_remquo): New.
1259 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1260 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1263 * builtins.c (fold_builtin_1): Handle y0, y1.
1264 (fold_builtin_2): Handle yn.
1267 * builtins.c (do_mpfr_bessel_n): New.
1268 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1269 (fold_builtin_2): Handle BUILT_IN_JN.
1271 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1274 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1275 TYPE_PRECISION (intmax_type_node).
1277 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1280 * reload.c (subst_reloads): Remove checking.
1282 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1284 PR rtl-optimization/31691
1285 * combine.c (simplify_set): Build a new src pattern instead of
1286 substituting its operands in the COMPARE case.
1288 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1290 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1291 (execute_vrp): Preserve loops through jump threading.
1292 * tree-ssa-threadupdate.c (thread_single_edge,
1293 dbds_continue_enumeration_p, determine_bb_domination_status,
1294 thread_through_loop_header): New functions.
1295 (create_edge_and_update_destination_phis,
1296 create_edge_and_update_destination_phis): Set loops for the new blocks.
1297 (prune_undesirable_thread_requests): Removed.
1298 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1300 (thread_block): Do not call prune_undesirable_thread_requests.
1302 (mark_threaded_blocks): Select edges to thread here.
1303 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1304 Thread edges through loop headers independently.
1305 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1306 * tree-pass.h (TODO_mark_first_instance): New.
1307 (first_pass_instance): Declare.
1308 * cfghooks.c (duplicate_block): Put the block to the original loop
1309 if copy is not specified.
1310 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1311 jump threading. Pass may_peel_loop_headers to
1312 thread_through_all_blocks according to first_pass_instance.
1313 * cfgloop.h (create_preheader): Declare.
1314 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1315 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1316 * passes.c (first_pass_instance): New variable.
1317 (next_pass_1): Set TODO_mark_first_instance.
1318 (execute_todo): Set first_pass_instance.
1320 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1322 PR tree-optimization/24659
1323 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1324 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1325 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1326 OTI_vec_pack_ufix_trunc.
1327 (vec_unpacks_float_hi_optab): Define new macro.
1328 (vec_unpacks_float_lo_optab): Ditto.
1329 (vec_unpacku_float_hi_optab): Ditto.
1330 (vec_unpacku_float_lo_optab): Ditto.
1331 (vec_pack_sfix_trunc_optab): Ditto.
1332 (vec_pack_ufix_trunc_optab): Ditto.
1333 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1334 and vec_pack_[s|u]fix_trunc_optab using
1335 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1336 * tree-vectorizer.c (supportable_widening_operation): Handle
1337 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1338 (supportable_narrowing_operation): New function.
1339 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1340 * tree-vect-transform.c (vectorizable_conversion): Handle
1341 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1342 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1343 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1344 to check for target support.
1345 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1346 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1347 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1348 for VEC_PACK_FIX_TRUNC_EXPR.
1349 (expand_binop): Special case mode of the result for
1350 vec_pack_[u|s]fix_trunc_optab.
1351 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1352 vec_pack_[u|s]fix_trunc_optab.
1354 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1355 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1356 * tree-pretty-print.c (dump_generic_node): Handle
1357 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1358 VEC_PACK_FIX_TRUNC_EXPR.
1360 * expr.c (expand_expr_real_1): Ditto.
1361 * tree-inline.c (estimate_num_insns_1): Ditto.
1362 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1364 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1365 (vec_unpacks_float_lo_v8hi): Ditto.
1366 (vec_unpacku_float_hi_v8hi): Ditto.
1367 (vec_unpacku_float_lo_v8hi): Ditto.
1368 (vec_unpacks_float_hi_v4si): Ditto.
1369 (vec_unpacks_float_lo_v4si): Ditto.
1370 (vec_pack_sfix_trunc_v2df): Ditto.
1372 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1374 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1375 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1376 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1377 [vec_pack_ufix_trunc]: Ditto.
1378 [vec_unpacks_float_hi]: Ditto.
1379 [vec_unpacks_float_lo]: Ditto.
1380 [vec_unpacku_float_hi]: Ditto.
1381 [vec_unpacku_float_lo]: Ditto.
1383 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1385 * soft-fp/README: Update for new files.
1386 * soft-fp/floattisf.c: New file.
1387 * soft-fp/floattidf.c: New file.
1388 * soft-fp/floattitf.c: New file.
1389 * soft-fp/floatuntisf.c: New file.
1390 * soft-fp/floatuntidf.c: New file.
1391 * soft-fp/floatuntitf.c: New file.
1392 * soft-fp/fixsfti.c: New file.
1393 * soft-fp/fixdfti.c: New file.
1394 * soft-fp/fixtfti.c: New file.
1395 * soft-fp/fixunssfti.c: New file.
1396 * soft-fp/fixunsdfti.c: New file.
1397 * soft-fp/fixunstfti.c: New file.
1398 * soft-fp/extendxftf.c: New file.
1399 * soft-fp/trunctfxf.c: New file.
1401 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1402 (__trunctfxf2): Ditto.
1404 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1405 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1406 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1407 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1408 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1409 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1411 * config/i386/t-fprules-softfp64: New file.
1412 * config/i386/sfp-machine.h: New file.
1413 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1414 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1415 and soft-fp/t-softfp to tmake_file.
1416 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1417 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1419 * config/i386/t-linux64 (softfp_wrap_start): New.
1420 (softfp_wrap_end): New.
1421 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1422 supported for TARGET_64BIT.
1424 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1426 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1427 c_common_unsigned_type behavior.
1429 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1431 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1434 2007-05-16 Eric Christopher <echristo@apple.com>
1436 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1437 saving after stack push. Set sp_offset whenever we push.
1438 (rs6000_emit_epilogue): Move altivec register restore before
1441 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1443 * configure.ac: Allow sysroots to be relocated under $prefix as
1444 well as $exec_prefix.
1445 * configure: Regenerate.
1447 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1451 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1453 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1454 (gcc_tooldir): Likewise.
1455 * configure: Regenerate.
1456 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1457 old configure.ac gcc_tooldir setting.
1458 (prefix_to_exec_prefix): New variable.
1459 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1460 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1462 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1464 * c-typeck.c (build_binary_op): Return early for error.
1466 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1468 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1469 struct nb_iter_bound.
1470 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1471 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1472 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1473 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1474 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1475 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1476 (del_scev_info): Use ggc_free.
1477 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1478 * loop-init.c: Include ggc.h.
1479 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1480 (loop_optimizer_finalize): Use ggc_free.
1481 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1482 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1483 pass_iv_optimize): Add TODO_ggc_collect.
1484 * function.h (struct function): Remove skip marker from x_current_loops.
1485 * cfgloop.c: Include ggc.h.
1486 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1488 (establish_preds): Vector superloops is gc allocated.
1489 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1491 (flow_loops_find): Vector larray is gc allocated.
1492 (loop_exit_free): Use ggc_free.
1493 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1494 that head of exits list is now not a part of struct loop.
1495 (record_loop_exits): Allocate exits table in gc memory.
1496 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1497 head of exits list is now not a part of struct loop.
1498 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1499 struct loop_exit): Add GTY marker.
1500 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1501 Add skip marker to aux field. Make head of exits list a separate
1503 (struct loops): Add GTY marker. Make larray vector gc allocated.
1504 Add param marker to exits table.
1505 (get_loops): Type changed.
1506 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1508 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1509 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1510 * basic-block.h (struct basic_block_def): Remove skip marker from
1513 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1515 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1516 of 0 in the call to expand_expr().
1517 (expand_builtin_mathfn_3): Ditto.
1518 (expand_builtin_interclass_mathfn): Ditto.
1519 (expand_builtin_cexpi): Ditto.
1520 (expand_builtin_int_roundingfn): Ditto.
1521 (expand_builtin_int_roundingfn_2): Ditto.
1522 (expand_builtin_pow): Ditto.
1523 (expand_builtin_powi): Ditto.
1524 (expand_builtin_bswap): Ditto.
1525 (expand_builtin_unop): Ditto.
1526 (expand_builtin_fabs): Ditto.
1527 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1528 the call to expand_expr().
1529 (expand_builtin_sync_operation): Ditto.
1530 (expand_builtin_compare_and_swap): Ditto.
1531 (expand_builtin_lock_test_and_set): Ditto.
1532 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1533 instead of 0 in the call to expand_expr().
1534 (expand_builtin_extract_return_addr): Ditto.
1535 (expand_builtin_eh_return): Ditto.
1536 (expand_eh_return): Ditto.
1537 * explow.c (expr_size): Ditto.
1538 * expr.c (optimize_bitfield_assignment_op): Ditto.
1539 (expand_assignement): Ditto.
1540 (store_expr): Ditto.
1541 (store_field): Ditto.
1542 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
1543 the call to expand_expr().
1544 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
1545 in the call to expand_expr().
1546 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
1547 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
1548 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
1550 * optabs.c (expand_vec_shift_expr): Ditto.
1551 (expand_vec_cond_expr): Ditto.
1552 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
1553 call to expand_expr().
1554 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
1555 in the call to expand_expr().
1557 2007-05-14 Dave Korn <dave.korn@artimi.com>
1559 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
1561 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
1563 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
1564 instead of c_common_unsigned_type.
1565 (c_common_unsigned_type): Remove.
1566 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
1567 c_common_unsigned_type.
1568 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
1569 c_common_unsigned_type.
1570 * c-common.h (c_common_unsigned_type): Remove.
1571 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
1572 c_common_unsigned_type.
1573 * c-format.c (check_format_types): Use unsigned_type_for instead of
1574 c_common_unsigned_type.
1575 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1576 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
1577 c_common_unsigned_type.
1578 * convert.c (convert_to_integer): Use unsigned_type_for instead of
1579 lang_hooks.types.unsigned_type.
1580 * expmed.c (make_tree): Use unsigned_type_for instead of
1581 lang_hooks.types.unsigned_type.
1582 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
1583 lang_hooks.types.unsigned_type.
1584 (build_range_check): Likewise.
1585 (fold_unary): Likewise.
1586 (fold_binary): Likewise.
1587 (fold_ternary): Likewise.
1588 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1589 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
1590 * tree.c (get_unsigned_type): New.
1591 (unsigned_type_for): Use get_unsigned_type instead of
1592 lang_hooks.types.unsigned_type.
1594 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
1596 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
1597 to m68k_get_function_kind. Update its prototype.
1598 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
1600 (m68k_interrupt_function_p): Return enum m68k_function_type
1601 instead of bool. Rename to m68k_get_function_kind.
1602 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
1604 (m68k_compute_frame_layout): Don't mark any register for save
1605 if an interrupt_thread attribute is specified.
1606 (m68k_hard_regno_rename_ok): Update a use of
1607 m68k_interrupt_function_p.
1608 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
1609 m68k_interrupt_function_p.
1610 (m68k_function_type): New.
1611 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
1612 for a function with an interrupt_thread attribute.
1613 * doc/extend.texi: Document the interrupt_thread attribute.
1615 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
1617 Fix PR tree-optimization/31911
1618 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
1619 if they didn't change the expression.
1621 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
1623 * tree-scalar-evolution.c (resolve_mixers): Exported.
1624 * tree-scalar-evolution.h (resolve_mixers): Declare.
1625 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
1626 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1627 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
1628 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
1629 init_array_ref, init_pointer_ref, analyze_indirect_ref,
1630 strip_conversion, analyze_offset_expr, address_analysis,
1631 object_analysis, analyze_offset): Removed.
1632 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
1633 split_constant_offset, canonicalize_base_object_address,
1634 object_address_invariant_in_loop_p, disjoint_objects_p,
1635 dr_may_alias_p, dr_address_invariant_p): New functions.
1636 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
1637 and dr_analyze_alias.
1638 (initialize_data_dependence_relation): Use dr_may_alias_p
1639 and object_address_invariant_in_loop_p.
1640 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
1642 (find_data_references_in_stmt): Restrict the analysis of data references
1643 to the given loop nest.
1644 (find_data_references_in_loop): Made static. Pass loop nest to
1645 find_data_references_in_stmt.
1646 (compute_data_dependences_for_loop): Use DR_VOPS.
1647 (free_data_ref): Free DR_VOPS.
1648 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
1649 (struct innermost_loop_behavior): ... new.
1650 (struct base_object_info): Replaced by ...
1651 (struct indices): ... new.
1652 (struct dr_alias): New.
1653 (enum data_ref_type): Removed.
1654 (struct data_reference): Consist of struct innermost_loop_behavior,
1655 struct indices and struct dr_alias.
1656 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
1657 (DR_MEMTAG): Renamed to ...
1658 (DR_SYMBOL_TAG): ... this.
1659 (find_data_references_in_loop): Declaration removed.
1660 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
1661 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
1662 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
1663 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1665 2007-05-13 Revital Eres <eres@il.ibm.com>
1667 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
1668 which walks virtual def-use chains to find redundant stores.
1669 (dse_optimize_stmt): Call it.
1671 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1673 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
1674 * passes.c (init_optimization_passes): Move pass_jump_bypass
1677 * basic-block.h (bb_has_eh_pred): Fix style issue.
1679 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1681 PR rtl-optimization/31848
1682 * loop-invariant.c (move_invariant_reg): If we move an insn
1683 with a REG_EQUAL note, and that insn is not always executed,
1684 remove the REG_EQUAL note.
1686 2007-05-12 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/31797
1689 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1690 propagate into a stmt that has volatile ops.
1692 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1694 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1695 (gcc_tooldir): Likewise.
1696 * configure: Regenerate.
1697 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1698 old configure.ac gcc_tooldir setting.
1699 (prefix_to_exec_prefix): New variable.
1700 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1701 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1703 2007-05-11 Silvius Rus <rus@google.com>
1705 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
1706 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
1707 * c-common.h (strict_aliasing_warning): Change return type.
1708 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
1709 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
1710 (build_c_cast): Condition call to strict_aliasing_warning.
1711 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
1712 * flags.h (set_Wstrict_aliasing): Declare.
1713 * opts.c (set_Wstrict_alising): Define, add call to.
1714 * tree-flow.h (strict_aliasing_warning_backend): Declare.
1715 * tree-ssa-alias-warnings.c: New file.
1716 * tree-ssa-alias.c (compute_may_aliases): Add call to
1717 strict_aliasing_warning_backend.
1719 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
1721 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1722 Use loop_depth and loop_outer accessor functions.
1723 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
1724 determine_invariantness_stmt, move_computations_stmt): Ditto.
1725 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
1726 add_loop, loopify, unloop, fix_loop_structure): Ditto.
1727 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
1728 * tree-scalar-evolution.c (interpret_loop_phi,
1729 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
1730 instantiate_parameters_1, scev_const_prop): Ditto.
1731 * cfghooks.c (make_forwarder_block): Ditto.
1732 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
1733 * modulo-sched.c (loop_canon_p): Ditto.
1734 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
1735 slpeel_can_duplicate_loop_p): Ditto.
1736 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
1737 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1738 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
1739 cancel_loop, verify_loop_structure): Ditto.
1740 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
1741 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
1742 superloops vector instead of "pred" array.
1743 (establish_preds): Take father loop as an argument. Initialize the
1745 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
1746 initialize loop->outer.
1747 (flow_loop_tree_node_remove): Truncate the superloops vector.
1748 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
1749 "pred" merged to "superloops" vector.
1750 (loop_depth, loop_outer): New.
1751 (fel_init): Use loop_outer.
1753 2007-05-11 Jan Hubicka <jh@suse.cz>
1755 * cgraphunit.c: Include gt-cgraphunit.h
1756 (static_ctors, static_dtors): New static vars.
1757 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
1758 based on implementation in c-common.c
1759 (cgraph_finalize_function): Call record_cdtor_fn.
1760 (cgraph_optimize): Call cgraph_build_cdtor_fns.
1761 * decl.c (finish_function): Do not call c_record_cdtor_fn.
1762 (c_write_global_declarations): Do not call c_build_cdtor_fns.
1763 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
1764 build_cdtor, c_build_cdtor_fns): Remove.
1765 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
1766 c_build_cdtor_fns): Remove prototype.
1768 2007-05-11 Paolo Carlini <pcarlini@suse.de>
1771 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
1772 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
1773 * builtins.c (fold_builtin_memchr): New.
1774 (expand_builtin_memchr): Call the latter.
1775 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
1776 * doc/extend.texi ([Other built-in functions provided by GCC]):
1779 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
1781 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
1782 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
1783 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
1784 PFPO_OP1_TYPE_SHIFT): Constants added.
1785 (DFP_ALL): Mode macro defined.
1786 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
1787 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
1788 Insn definitions added.
1789 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
1790 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
1793 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1795 PR tree-optimization/31885
1796 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
1798 (automatically_generated_chrec_p): Return false for NULL.
1800 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1802 * config/bfin/bfin.h (MOVE_RATIO): Define.
1804 2007-05-10 Richard Sandiford <richard@codesourcery.com>
1806 * config.gcc (sparc-wrs-vxworks): New target.
1807 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
1808 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
1809 * config/sparc/sparc.h: Include vxworks-dummy.h.
1810 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
1811 include LABEL_REFs too.
1812 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
1813 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
1815 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
1817 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
1818 (sparc_emit_call_insn): New function.
1819 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
1820 functions when generating VxWorks PIC.
1821 * config/sparc/sparc.md (vxworks_load_got): New pattern.
1822 (call, call_value): Use sparc_emit_call_insn instead of
1825 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1827 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
1829 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1831 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
1832 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
1833 instead of operand_subword.
1835 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1837 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
1838 * config/bfin/bfin.c (bfin_local_alignment): New function.
1839 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
1841 2007-05-08 Chao-ying Fu <fu@mips.com>
1843 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
1844 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
1845 (smsub_widen_optab, umsub_widen_optab): Define.
1846 * optabs.c (init_optabs): Initialize smsub_widen_optab and
1848 * genopinit.c (optabs): Fill in smsub_widen_optab and
1850 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
1851 and umsub_widen_optab to implement multiply-subtract sequences.
1852 * config/mips/mips.md (*msac<u>_di): Rename to...
1853 (<u>msubsidi4): ...this. Extend condition to include
1854 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1855 of operand 0 to "ka" and use the three-operand form of msub<u>
1857 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
1860 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1862 PR rtl-optimization/28011
1863 * reload.c (push_reload): Set dont_share if IN appears in OUT
1864 also when IN is a PLUS rtx.
1865 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
1868 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
1870 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
1871 call unshare_all_decls.
1872 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
1873 (unshare_all_decls): Remove.
1875 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
1878 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
1881 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
1882 Nigel Stephens <nigel@mips.com>
1884 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
1885 Update comments and all uses.
1886 (MIN_FPRS_PER_FMT): Define.
1887 * config/mips/mips.c (function_arg): Fix to correctly handle
1888 the -mips32r2 -mfp64 -mabi=32 case.
1889 (override_options): Enable use of odd-numbered registers for
1890 SFmode values on MIPS32.
1891 (mips_save_reg_p): Save whole floating-point register pair if
1892 either half is used.
1893 (compute_frame_size): Fix comment.
1895 2007-05-08 Jie Zhang <jie.zhang@analog.com>
1897 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
1898 argument of type bool.
1899 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
1900 argument. Safely select temporary P register according to it.
1901 (do_link): Change call site of add_to_reg accordingly.
1902 (do_unlink): Add epilogue_p as a fourth argument and pass it
1904 (expand_interrupt_handler_epilogue): Change call of do_unlink
1906 (bfin_expand_prologue): Add a third argument sibcall_p.
1907 * config/bfin/bfin.md (epilogue): Change call of
1908 bfin_expand_epilogue accordingly.
1909 (sibcall_epilogue): Likewise.
1910 (eh_return_internal): Likewise.
1912 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
1913 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
1914 * config/bfin/bfin.c (bfin_handle_option): Handle
1915 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
1916 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
1917 Support bf534, bf536 and bf561.
1918 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
1920 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
1923 * config/i386/i386.c (ix86_function_regparm): Process local
1924 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
1926 2007-05-07 Mike Stump <mrs@apple.com>
1928 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1929 also checks for and while statements in C++.
1931 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
1933 * gcc.c (at_file_supplied): New variable.
1934 (main): Set it if we expanded argv.
1935 (do_spec_1): Pass an @-file to the linker if we were called with
1936 an @-file argument and HAVE_GNU_LD.
1937 * collect2.c (at_file_supplied): New variable.
1938 (response_file): New variable.
1939 (collect_exit): Unlink response_file if necessary.
1940 (handler): Likewise.
1941 (do_wait): Likewise.
1942 (main): Set at_file_supplied if we expanded argv.
1943 (collect_execute): Pass an @-file to subprocesses if we were called
1944 with an @-file argument.
1945 * configure.ac: Add define for HAVE_GNU_LD.
1946 * configure: Regenerate.
1947 * config.in: Regenerate.
1949 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
1951 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
1957 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
1959 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1960 (TARGET_ENCODE_SECTION_INFO): Re-define.
1961 (m32c_encode_section_info): New
1962 (function_vector_handler): New
1963 (current_function_special_page_vector): New
1964 (m32c_special_page_vector_p): New.
1965 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
1967 * config/m32c/jump.md: Added instruction JSRS for functions
1968 with attribute "function_vector".
1969 * doc/extend.texi (function_vector): Added description
1970 for M16C, M32C targets.
1972 2007-05-07 DJ Delorie <dj@redhat.com>
1975 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
1976 ashrpsi3, lshrpsi3): Update shift count constraint.
1978 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
1979 Nathan Froyd <froydnj@codesourcery.com>
1982 * c-incpath.c (add_path): Strip trailing path separators.
1984 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
1986 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
1987 Free dominance info before purging EH edges.
1988 (eliminate_degenerate_phis): Likewise.
1989 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
1991 2007-05-07 Jan Hubicka <jh@suse.cz>
1993 * gimplify.c (gimplify_expr): Do not crash when folding
1994 (void *)(int)&a + 4.
1996 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1999 * c-opts.c (lang_fortran): Make it non static.
2000 * c-common.h (lang_fortran): New prototype.
2001 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2002 -lang-fortran option was passed by the driver.
2004 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2006 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2007 of ASSERT_CHECKING. Tweak message.
2009 2007-05-06 Revital Eres <eres@il.ibm.com>
2012 * loop-unroll.c (insert_var_expansion_initialization):
2013 Initialize the expansions with -zero instead of +zero.
2015 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2017 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2018 into pic and non-pic versions. Mark r19 as used for
2019 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2020 for tgd_load, tld_load and tie_load .
2021 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2022 version of tgd_load, tld_load and tie_load depending on the
2025 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2026 Jakub Jelinek <jakub@redhat.com>
2028 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2029 (__do_global_dtors_aux): Use more paranoid loop to run
2030 destructors if HIDDEN_DTOR_LIST_END.
2031 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2033 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2035 * varasm.c (align_variable): Don't increase alignment for
2036 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2037 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2039 2007-05-04 Josh Conner <jconner@apple.com>
2041 * basic-block.h (cdi_direction): Assign values to all enumeration
2043 (dom_computed): Remove.
2044 (dom_info_state): New.
2045 (set_dom_info_availability): New.
2046 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2047 walk_data.dom_direction.
2048 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2049 instead of dom_computed[].
2050 (split_edge): Likewise.
2051 (create_basic_block): Likewise.
2052 (merge_blocks): Likewise.
2053 * ifcvt.c (find_if_header): Likewise.
2054 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2055 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2056 * tree-ssa.c (verify_ssa): Likewise.
2057 * tree-cfg.c (tree_verify_flow_info): Likewise.
2058 (remove_edge_and_dominated_blocks): Likewise.
2059 * dominance.c (dom_computed): Make static.
2060 (calc_dfs_tree_nonrec): Change third param to a bool.
2061 (calc_dfs_tree): Change second param to a bool.
2062 (calc_idioms): Change second param to a bool. Use
2063 dom_convert_dir_to_idx.
2064 (init_dom_info): Validate dir before using.
2065 (dom_convert_dir_to_idx): New.
2066 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2067 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2068 (free_dominance_info): Use dom_convert_dir_to_idx.
2069 (get_immediate_dominator): Likewise.
2070 (set_immediate_dominator): Likewise.
2071 (get_dominated_by): Likewise.
2072 (redirect_immediate_dominators): Likewise.
2073 (nearest_common_denominator): Likewise.
2074 (dominated_by_p): Likewise.
2075 (bb_dom_dfs_in): Likewise.
2076 (bb_dom_dfs_out): Likewise.
2077 (recount_dominator): Likewise.
2078 (iterate_fix_dominators): Likewise.
2079 (add_to_dominance_info): Likewise.
2080 (delete_from_dominance_info): Likewise.
2081 (first_dom_son): Likewise.
2082 (next_dom_son): Likewise.
2083 (dom_info_available_p): Likewise.
2084 (dom_info_state): New.
2085 (set_dom_info_availability): New.
2087 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2089 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2091 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2093 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2095 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2096 (subdi3, subdi_carry): Delete.
2098 2007-05-04 Jan Hubicka <jh@suse.cz>
2099 Richard Guenther <rguenther@suse.de>
2101 * opts.c (decode_options): Do not fiddle with inlining
2102 parameters in case of optimizing for size.
2103 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2104 for size do nothing.
2105 (cgraph_decide_inlining_of_small_function): When optimizing for
2106 size never inline functions increasing caller size.
2107 (cgraph_early_inlining): Inline for size when optimizing for size.
2109 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2111 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2112 logical operations piecewise.
2113 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2114 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2115 subdi_sesidi_di): Delete.
2116 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2117 the generated sequence. Allow three-reg add in constraints. Rewrite
2118 the rtl expression for carry to avoid zero_extend of a constant.
2119 (sub_with_carry): New pattern.
2120 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2121 different sequence not involving jumps.
2122 (notbi): Now a named pattern.
2124 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2126 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2127 Add the note about a significant loss of accuracy of some
2128 mathematical routines when these options are used.
2130 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2132 * haifa-sched.c (rtx_vec_t): New typedef.
2133 (contributes_to_priority_p): Extract piece of priority () into new
2135 (priority): Use the function. Add assertion.
2136 (rank_for_schedule, set_priorities): Add assertion to check that
2137 insn's priority is initialized.
2138 (clear_priorities, calc_priorities): Change signature. Make it update
2139 all relevant insns. Update all callers ('add_to_speculative_block ()'
2140 and 'create_block_check_twin ()').
2141 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2142 Add new field 'priority_status'.
2143 (INSN_PRIORITY_STATUS): New macro.
2144 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2146 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2148 * sched-ebb.c (debug_ebb_dependencies): New static function.
2149 (init_ready_list): Use it.
2151 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2152 with changed signature and 'debug_rgn_dependencies ()'.
2153 (debug_rgn_dependencies): New static function.
2154 (init_ready_list): Use it.
2156 * sched-int.h (debug_dependencies): Declare.
2158 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2160 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2162 2007-05-04 Dirk Mueller <dmueller@suse.de>
2164 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2166 2007-05-03 Jan Hubicka <jh@suse.cz>
2168 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2169 for pointer type in more cases than before.
2171 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2173 * tree-object-size.c (plus_expr_object_size): When operand size is
2174 unknown, return unknown.
2176 2007-05-03 Dirk Mueller <dmueller@suse.de>
2178 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2180 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2183 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2185 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2187 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2189 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2191 * config/soft-fp/double.h, config/soft-fp/extended.h,
2192 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2193 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2194 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2195 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2198 2007-05-03 Ian Lance Taylor <iant@google.com>
2200 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2201 MASK_PPC_GFXOPT for 8540 or 8548.
2203 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2205 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2206 vect_print_dump_info() to output debug information.
2208 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2212 operands of size 2 when operand is not MEM_P.
2214 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2216 PR tree-optimization/30565
2217 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2219 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2221 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2222 (umulsi3_highpart): Use them.
2223 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2224 for final accumulator to D regisster tranfser.
2226 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2228 PR tree-optimization/31699
2229 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2231 (vect_enhance_data_refs_alignment): Compute peel amount using
2232 TYPE_VECTOR_SUBPARTS instead of vf.
2233 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2235 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2238 * system.h: Remove inclusion of double-int.h
2239 * tree.h: Include double-int.h
2240 * gengtype.c: Likewise
2241 * cfgloop.h: Likewise
2242 * Makefile.in: Adjust dependencies on double-int.h
2244 2007-05-02 Eric Christopher <echristo@apple.com>
2246 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2247 -shared to -Zdynamiclib.
2249 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2252 * c-common.c (strip_pointer_or_array_types): New function.
2253 * c-common.h (strip_pointer_or_array_types): New function declaration.
2255 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2257 PR tree-optimization/31771
2258 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2260 2007-05-02 Paul Brook <paul@codesourcery.com>
2262 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2264 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2267 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2270 2007-05-02 Nick Clifton <nickc@redhat.com>
2272 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2274 2007-05-02 Richard Guenther <rguenther@suse.de>
2276 PR tree-optimization/31146
2277 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2278 argument, single_use_p. If we have a single use that is
2279 a conversion to the definition rhs type, propagate that rhs.
2280 (forward_propagate_addr_expr): Pass single_use_p argument
2281 to forward_propagate_addr_expr_1.
2283 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2285 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2288 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2290 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2291 'AMD Family 10 core'.
2293 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2295 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2296 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2297 with SSE3 instruction set support.
2298 * doc/invoke.texi: Likewise.
2300 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2302 * config/i386/i386.c (override_options): Tuning 32-byte loop
2303 alignment for amdfam10 architecture. Increasing the max loop
2304 alignment to 24 bytes.
2306 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2308 * config/m68k/constraints.md: New.
2309 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2310 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2311 EXTRA_CONSTRAINT): Remove.
2312 * config/m68k/m68k.md: Include constraints.md.
2313 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2315 2007-05-01 Ian Lance Taylor <iant@google.com>
2317 PR tree-optimization/31739
2318 * tree-vrp.c (vrp_val_is_max): New static function.
2319 (vrp_val_is_min): New static function.
2320 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2322 (set_value_range): Use vrp_val_is_{max,min}.
2323 (extract_range_from_assert): Likewise.
2324 (extract_range_from_binary_expr): Likewise.
2325 (extract_range_from_unary_expr): Likewise.
2326 (dump_value_range, vrp_meet): Likewise.
2327 (vrp_visit_phi_node): Likewise.
2328 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2330 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2332 * config/i386/gmon-sol2.c (size_t): New type.
2333 (intptr_t): Likewise.
2334 (s_textsize): Declare as size_t.
2336 (monstartup): Use size_t for sizes.
2337 (_mcount): Save and restore registers.
2338 (internal_mcount): Pass 0 as the first argument to monstartup
2340 (moncontrol): Convert pointer to appropriately sized integer
2341 before passing to profil.
2343 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2345 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2346 __NO_FPRS__, not just if _SOFT_DOUBLE.
2347 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2348 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2349 also for E500 double.
2350 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2351 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2354 2007-05-01 Richard Guenther <rguenther@suse.de>
2356 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2359 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2361 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2363 2007-05-01 Jan Hubicka <jh@suse.cz>
2365 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2368 2007-05-01 Jan Hubicka <jh@suse.cz>
2370 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2371 (maybe_fold_offset_to_reference): Declare.
2372 * fold-const.c (fold_unary): Do not fold
2373 (type *)&A into &A->field_of_type_and_offset_0
2374 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2375 size is unknown, give up.
2376 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2378 (maybe_fold_offset_to_reference): New.
2379 (maybe_fold_stmt_indirect): Use it.
2380 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2381 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2383 (gimplify_expr): Likewise for plus_expr.
2385 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2387 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2388 bsi_after_labels. Always insert statements before bsi.
2389 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2390 * predict.c (apply_return_prediction): Check for empty blocks.
2391 * cfgexpand.c (lab_rtx_for_bb): New variable.
2392 (label_rtx_for_bb): Do not create new tree labels.
2393 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2394 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2395 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2397 (label_for_bb): Add field used.
2398 (update_eh_label, main_block_label): Mark the label used.
2399 (cleanup_dead_labels): Remove unused labels.
2401 2007-05-01 Richard Guenther <rguenther@suse.de>
2403 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2404 if it is not about to be set.
2405 (get_value_range): Do not pre-allocate equiv bitmap.
2406 (update_value_range): No need to clear equiv field.
2407 (add_equivalence): Change prototype to get bitmap pointer.
2408 Allocate bitmap here if it is not already.
2409 (extract_range_from_assert): Do not allocate bitmap here.
2410 Update callers to add_equivalence.
2411 (extract_range_from_ssa_name): Likewise.
2412 (get_vr_for_comparison): New static helper.
2413 (compare_name_with_value): Handle NULL equiv bitmap by
2414 peeling the first iteration of the comparison loop.
2415 Use get_vr_for_comparison.
2416 (compare_names): Handle NULL equiv bitmaps by using fake
2417 ones. Use get_vr_for_comparison.
2419 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2421 * double-int.c (mpz_set_double_int): Moved from
2422 tree-ssa-loop-niter.c.
2423 (mpz_get_double_int): Likewise; also, add option to wrap
2424 out-of-range integers.
2425 * double-int.h: New prototypes for above.
2426 * tree.c (get_static_type_bounds): Moved from
2427 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2428 TYPE_MAX_VALUE if they exist..
2429 * tree.h: New prototype for above.
2430 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2431 get_type_bounds calls.
2432 (mpz_set_double_int): Move to double-int.c.
2433 (get_type_bounds): Move to tree.c, rename to
2434 get_static_type_bounds.
2435 (mpz_to_double_int): Move to double-int.c, rename to
2438 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2440 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2441 DIV0 exception can fall through to a normal return.
2443 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2447 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2448 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2449 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2450 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2451 initialize align to silence bogus warning.
2452 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2453 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2455 (struct sra_walk_fns): Remove use_all parameter from use.
2456 (sra_hash_tree): Handle BIT_FIELD_REFs.
2457 (sra_elt_hash): Don't hash bitfld blocks.
2458 (sra_elt_eq): Skip them in parent compares as well. Handle
2460 (sra_walk_expr): Don't maintain or pass down use_all_p.
2461 (scan_use): Remove use_all parameter.
2462 (scalarize_use): Likewise. Re-expand assignment to
2463 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2464 output, and re-scalarize after output. Don't mark anything
2466 (scalarize_ldst): Adjust.
2467 (scalarize_walk_gimple_modify_statement): Likewise.
2468 (build_element_name_1): Handle BIT_FIELD_REFs.
2469 (instantiate_element): Don't warn for any element whose parent
2471 (instantiate_missing_elements_1): Return the sra_elt.
2472 (canon_type_for_field): New.
2473 (try_instantiate_multiple_fields): New.
2474 (instantiate_missing_elemnts): Use them.
2475 (mark_no_warning): Removed.
2476 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2477 (REPLDUP, sra_build_elt_assignment): New.
2478 (generate_copy_inout): Use them.
2479 (generate_element_copy): Likewise. Handle bitfld differences.
2480 (generate_element_zero): Don't recurse for blocks. Use
2481 sra_build_elt_assignment.
2482 (generate_one_element_int): Take elt instead of var. Use
2483 sra_build_elt_assignment.
2484 (generate_element_init_1): Adjust.
2485 (scalarize_use, scalarize_copy): Use REPLDUP.
2486 (scalarize_ldst): Move assert before dereference.
2487 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2489 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2492 * tree.c (reconstruct_complex_type): Reconstruct a reference
2494 Also use the same mode for the pointer as the old pointer type.
2496 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2498 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2501 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2503 PR rtl-optimization/31676
2504 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2505 (df_refs_record): Call it.
2507 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2509 * rtl.def (SS_ABS): New code.
2510 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2511 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2512 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2513 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2514 (bfin_init_builtins): Define them.
2515 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2516 (bfin_expand_builtin): ... and handle the others here.
2517 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2518 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2519 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2520 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2521 operand is only HImode.
2523 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2525 * regclass.c (scan_one_insn): Remove splitting of
2528 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2529 Nigel Stephens <nigel@mips.com>
2531 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2533 2007-04-28 Jan Hubicka <jh@suse.cz>
2535 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2536 insn_locators_alloc instead of insn_locators_initialize;
2537 call reset_block_changes.
2538 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2539 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2540 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2541 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2542 * config/score/score.c (th_output_mi_thunk): Likewise.
2543 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2544 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
2545 tolerate uninitialized locator info.
2548 * function.c (init_function_start): Don't init line number info.
2549 (expand_function_end): Update.
2550 (reset_block_changes, record_block_change, finalize_block_changes,
2551 check_block_change, free_block_changes): Kill.
2552 * function.h (reset_block_changes, record_block_change,
2553 finalize_block_changes, check_block_change, free_block_changes): Remove
2555 (struct function): Remove ib_boundaries_block.
2556 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2557 Use curr_insn_locator to initialize locator.
2558 (emit_line_note): Remove.
2559 * cfgexpand.c (expand_gimple_cond_expr): Update.
2560 (construct_exit_block): Likewise.
2561 (tree_expand_cfg): Initialize/finalize locators.
2562 * expr.c (expand_expr_real): Update.
2563 * cfglayout.c (line_locators_locs, line_locators_lines,
2564 file_locators_locs, file_locators_files): Remove.
2565 (set_block_levels): Move to cfgexpand.c.
2566 (insn_locators_initialize): Remove.
2567 (pass_insn_locators_initialize): Remove.
2568 (locations_locators_locs, locations_locators_vals): New static vars.
2569 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2571 (insn_locators_alloc, insn_locators_finalize,
2572 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2574 (locator_location): New.
2575 (locator_line, locator_file): Rewrite.
2576 * rtl.h (emit_line_note): Kill.
2577 (insn_locators_alloc, insn_locators_finalize,
2578 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2580 * tree-inline.c (initialize_cfun): Do not initialize
2581 ib_boundaries_block.
2582 * passes.c (pass_insn_locators_initialize): Remove.
2584 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
2586 * tree-cfg.c (move_block_to_fn): Release bb from dominance
2587 info. Update last_basic_block correctly.
2589 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
2592 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
2593 register itself to hold the offset constant. Tell flow the use
2594 of r4 and r5 when they are used.
2596 2007-04-27 Richard Guenther <rguenther@suse.de>
2598 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
2599 if we simplified anything.
2600 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
2601 warnings until we did a simplification and the stmt was not
2602 marked as TREE_NO_WARNING.
2604 2007-04-27 Mike Stump <mrs@apple.com>
2606 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
2608 2007-04-27 Ian Lance Taylor <iant@google.com>
2611 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
2612 TYPE_MAX_VALUE exist, convert them to the new type.
2614 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2616 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
2617 if it claims to be available.
2618 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
2620 (perform_tree_ssa_dce): Always free postdominators.
2622 2007-04-27 Richard Henderson <rth@redhat.com>
2624 * config/alpha/predicates.md (aligned_memory_operand): Mark
2625 as define_special_predicate.
2626 (unaligned_memory_operand, normal_memory_operand): Likewise.
2627 (reg_or_unaligned_mem_operand): Remove.
2628 (any_memory_operand): Match the documentation and check for
2629 non-renumbered pseudos during reload.
2630 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
2631 alpha_secondary_reload_class, update to new interface, make static.
2632 Handle CQImode like HImode. Remove FP subreg check.
2633 (alpha_expand_mov): Use replace_equiv_address.
2634 (alpha_expand_mov_nobwx): Use any_memory_operand.
2635 (TARGET_SECONDARY_RELOAD): New.
2636 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
2637 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2638 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
2639 * config/alpha/alpha.md: ... here.
2640 (RELOAD12, reloadmode): New.
2642 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
2643 Don't handle the aligned case here.
2644 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
2645 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
2646 reload_inhi_help. Don't expect a scratch register.
2647 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
2649 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
2651 2007-04-27 Richard Guenther <rguenther@suse.de>
2653 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
2655 2007-04-27 Richard Guenther <rguenther@suse.de>
2657 PR tree-optimization/30965
2658 PR tree-optimization/30978
2659 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
2660 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
2661 (find_equivalent_equality_comparison): Likewise.
2662 (simplify_cond): Likewise.
2663 (get_prop_source_stmt): New helper.
2664 (get_prop_dest_stmt): Likewise.
2665 (can_propagate_from): Likewise.
2666 (remove_prop_source_from_use): Likewise.
2667 (combine_cond_expr_cond): Likewise.
2668 (forward_propagate_comparison): New function.
2669 (forward_propagate_into_cond): Rewrite to use fold for
2671 (tree_ssa_forward_propagate_single_use_vars): Call
2672 forward_propagate_comparison to propagate comparisons.
2674 2007-04-27 Richard Guenther <rguenther@suse.de>
2676 PR tree-optimization/31715
2677 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
2678 sure to do computation on the offset in an appropriate
2681 2007-04-27 Richard Sandiford <richard@codesourcery.com>
2683 * reload.h (elimination_target_reg_p): Declare.
2684 * reload.c (find_reloads): Don't apply the reg_rtx move
2685 optimization if the SET_DEST satisfies elimination_target_reg_p.
2686 * reload1.c (elimination_target_reg_p): New function.
2687 (gen_reload): In the move/add2 fallback, make sure that op0
2688 does not overlap the destination register.
2690 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2692 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
2693 transform only GIMPLE_MODIFY_STMTs.
2694 * tree-complex.c (expand_complex_operations_1): Ditto.
2695 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
2696 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
2697 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
2699 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2700 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
2701 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
2702 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
2703 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
2704 slpeel_add_loop_guard): Ditto.
2705 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2706 * lambda-code.c (perfect_nestify): Ditto.
2707 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
2708 before the first statement.
2709 * tree-optimize.c (execute_free_datastructures): Fix comments.
2710 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
2711 * tree-flow.h (disband_implicit_edges): Declaration removed.
2712 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
2714 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
2716 (disband_implicit_edges, has_label_p): Removed.
2717 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
2718 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
2720 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
2722 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
2723 also for COND_EXPRs.
2724 * cfgexpand.c (label_rtx_for_bb): New function.
2725 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
2726 Use label_rtx_for_bb to find the labels.
2727 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
2728 last block. Detect fallthru edges.
2730 2007-04-26 Ian Lance Taylor <iant@google.com>
2733 * reload.c (find_reloads_subreg_address): If the address was valid
2734 in the original mode but not in the new mode, reload the whole
2737 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2739 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
2740 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
2741 (cleanup_control_expr_graph): Do not invalidate dominance info.
2742 Record altered blocks.
2743 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
2744 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
2745 cleanup_tree_cfg_bb): New functions.
2746 (remove_forwarder_block): Do not maintain the worklist of blocks.
2747 Record altered blocks.
2748 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
2750 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
2751 delete_unreachable_blocks if dominators are not available.
2752 * tree-inline.c (optimize_inline_calls): Free dominance information
2754 * tree-flow.h (remove_edge_and_dominated_blocks,
2755 cfgcleanup_altered_bbs): Altered.
2756 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
2758 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
2760 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
2761 do not invalidate dominators.
2763 2007-04-26 Anatoly Sokolov <aesok@post.ru>
2765 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
2766 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
2767 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2768 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2770 2007-04-26 Steve Ellcey <sje@cup.hp.com>
2772 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
2774 2007-04-26 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/31703
2777 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
2778 the right type for the target of the bittest.
2780 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2782 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
2783 ix86_sol10_return_in_memory.
2785 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2787 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
2790 2007-04-26 Jakub Jelinek <jakub@redhat.com>
2793 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
2795 PR tree-optimization/30558
2796 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
2797 clear this_state.prev_try.
2799 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2800 Mark Mitchell <mark@codesourcery.com>
2802 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
2803 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
2804 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
2806 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2809 * doc/invoke.texi (%:print-asm-header): Document.
2810 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
2812 (static_spec_functions): Add print-asm-header.
2813 (main): Print a banner before the --target-help linker options.
2814 (print_asm_header_spec_function): New function.
2816 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
2819 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
2820 (movsf_ie): Likewise.
2822 2007-04-25 Paolo Carlini <pcarlini@suse.de>
2824 * doc/extend.texi ([Type Traits]): Adjust per N2255.
2826 2007-04-25 Bob Wilson <bob.wilson@acm.org>
2828 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
2830 (__umodsi3, __modsi3): Likewise.
2832 2007-04-25 Dirk Mueller <dmueller@suse.de>
2834 * c-typeck.c (build_compound_expr): Annotate warning()
2835 call with OPT_Wunused_value.
2836 * tree-ssa.c (warn_uninit): Annotate warning with
2838 * c-common.c (handle_sentinel_attribute): Annotate warning
2839 call with OPT_Wattributes.
2841 2007-04-25 Thiemo Seufer <ths@mips.com>
2843 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
2845 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
2846 on to the assembler. Improve handling of -mno-mips16. Add handling
2847 of -mno-mips3d, -mno-dsp, -mno-dspr2.
2848 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
2849 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
2850 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
2852 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
2855 * config/i386/winnt.c (i386_pe_file_end): Strip only
2856 USER_LABEL_PREFIX when writing export name.
2858 2007-04-25 Richard Sandiford <richard@codesourcery.com>
2860 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
2861 sh/elf.h, vx-common.h and vxworks.h.
2862 * config/sh/sh.h: Include config/vxworks-dummy.h.
2863 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2864 (OVERRIDE_OPTIONS): Use it.
2865 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
2866 (vxworks_picreg): New pattern.
2867 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
2868 VXWORKS_OS_CPP_BUILTINS.
2869 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
2870 to their VXWORKS_* equivalents.
2871 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2872 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
2873 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
2874 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
2875 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
2876 -mrtp/-fPIC multilibs.
2877 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
2878 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
2879 (MULTILIB_OSDIRNAMES): Delete.
2881 2007-04-25 Anatoly Sokolov <aesok@post.ru>
2884 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
2886 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
2888 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
2889 rounding mode to be specified by the caller.
2890 (real_to_mpfr) Likewise.
2891 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
2892 include new arguments.
2893 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
2895 2007-04-24 Ian Lance Taylor <iant@google.com>
2897 PR tree-optimization/31605
2898 * tree-vrp.c (set_value_range): Check that min and max are not
2899 both overflow infinities.
2900 (set_value_range_to_value): New static function.
2901 (extract_range_from_binary_expr): Call set_value_range_to_value.
2902 (extract_range_from_cond_expr): Likewise.
2903 (extract_range_from_expr): Likewise.
2904 (extract_range_from_unary_expr): Likewise. Don't create a range
2905 which overflows on both sides.
2906 (vrp_meet): Check for a useless range.
2907 (vrp_visit_phi_node): If we see a constant which looks like an
2908 overflow infinity, turn off the TREE_OVERFLOW flag.
2910 2007-04-24 Ian Lance Taylor <iant@google.com>
2912 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
2914 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
2917 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
2918 diagnostic message is being built.
2919 * tree-pretty-print.c (dump_generic_node): Only write the
2920 formatted text into BUFFER's stream if we are not building a
2922 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
2924 * Makefile.in (toplev.o): Depend on tree-pass.h.
2926 2007-04-24 Ian Lance Taylor <iant@google.com>
2928 PR tree-optimization/31602
2929 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
2930 conditionals in the copied loop header.
2931 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
2932 warnings if TREE_NO_WARNING is set.
2933 * doc/invoke.texi (Warning Options): Clarify that
2934 -Wstrict-overflow does not warn about loops.
2936 2007-04-24 Janis Johnson <janis187@us.ibm.com>
2938 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
2939 expand on the comment about _Decimal128 arguments and check the
2940 integer result of the modulus operation; for 64-bit ELF ABI, ensure
2941 that _Decimal128 argument uses even/odd register pair.
2942 (function_arg): Ditto.
2944 2007-04-24 Hui-May Chang <hm.chang@apple.com>
2946 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
2947 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
2949 2007-04-24 Richard Guenther <rguenther@suse.de>
2950 Olga Golovanevsky <olga@il.ibm.com>
2952 * fold-const.c (multiple_of_p): Check for bottom
2955 2007-04-24 Richard Henderson <rth@redhat.com>
2957 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
2958 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
2959 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
2960 looking for non-zero bits shifted out. Avoid a recursive call
2961 when constructing the scalar.
2962 (__floatundisf): Likewise.
2964 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
2966 * dwarf2out.c (field_byte_offset): Move the existing logic
2967 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
2968 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
2970 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2973 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
2974 argument of 0 for memset.
2975 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
2976 unsigned shift instead of the signed variant.
2978 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2980 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
2981 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
2982 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
2983 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2984 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2985 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
2986 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
2987 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
2988 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
2989 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
2990 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
2991 "mul<mode>3", "div<mode>3"): Insn definitions added.
2992 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
2993 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
2994 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
2995 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
2996 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
2997 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
2998 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
2999 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3000 TARGET_FLOAT_FORMAT): Macro definitions removed.
3001 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3002 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3003 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3004 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3005 (s390_gen_rtx_const_DI): Function removed.
3006 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3008 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3010 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3011 over an external ffs function.
3013 2007-04-24 Chao-ying Fu <fu@mips.com>
3014 Richard Sandiford <richard@nildram.co.uk>
3016 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3017 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3018 (smadd_widen_optab, umadd_widen_optab): Define.
3019 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3021 * genopinit.c (optabs): Fill in smadd_widen_optab and
3023 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3024 and umadd_widen_optab to implement multiply-add sequences.
3025 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3026 (<u>maddsidi4): ...this. Extend condition to include
3027 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3028 of operand 0 to "ka" and use the three-operand form of madd<u>
3030 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3032 * config/mips/constraints.md (ka): New register constraint.
3034 2007-04-24 Jan Hubicka <j@suse.cz>
3038 2007-04-23 Jan Hubicka <jh@suse.cz>
3039 * function.c (init_function_start): Don't init line number info.
3040 (expand_function_end): Update.
3041 (reset_block_changes, record_block_change, finalize_block_changes,
3042 check_block_change, free_block_changes): Kill.
3043 * function.h (reset_block_changes, record_block_change,
3044 finalize_block_changes, check_block_change, free_block_changes): Remove
3046 (struct function): Remove ib_boundaries_block.
3047 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3048 Use curr_insn_locator to initialize locator.
3049 (emit_line_note): Remove.
3050 * cfgexpand.c (expand_gimple_cond_expr): Update.
3051 (construct_exit_block): Likewise.
3052 (tree_expand_cfg): Initialize/finalize locators.
3053 * expr.c (expand_expr_real): Update.
3054 * cfglayout.c (line_locators_locs, line_locators_lines,
3055 file_locators_locs, file_locators_files): Remove.
3056 (set_block_levels): Move to cfgexpand.c.
3057 (insn_locators_initialize): Remove.
3058 (pass_insn_locators_initialize): Remove.
3059 (locations_locators_locs, locations_locators_vals): New static vars.
3060 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3062 (insn_locators_alloc, insn_locators_finalize,
3063 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3065 (locator_location): New.
3066 (locator_line, locator_file): Rewrite.
3067 * rtl.h (emit_line_note): Kill.
3068 (insn_locators_alloc, insn_locators_finalize,
3069 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3071 * tree-inline.c (initialize_cfun): Do not initialize
3072 ib_boundaries_block.
3073 * passes.c (pass_insn_locators_initialize): Remove.
3075 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3077 * doc/invoke.texi: Removed leading '-' from option index entries.
3079 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3081 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3083 (create_phi_node): Use set_phi_nodes.
3084 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3085 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3086 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3087 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3088 (bsi_start, bsi_last): Use bb_stmt_list.
3089 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3090 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3091 Traverse the statements using tsi iterator.
3092 * basic-block.h (struct basic_block_def): Fields stmt_list
3093 and phi_nodes moved to ...
3094 (struct tree_bb_info): ... new structure.
3095 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3096 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3097 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3098 (tree_verify_flow_info): Verify that il.tree is not set for
3099 entry and exit block.
3100 (tree_split_block): Use set_bb_stmt_list.
3102 2007-04-23 Mike Stump <mrs@apple.com>
3104 * config/i386/i386.c (ix86_tune_features
3105 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3108 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3110 * config/i386/i386.md (prefix_extra): New attribute.
3111 (length): Add prefix_extra.
3113 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3114 (sse2_movntv2di): Likewise.
3115 (sse2_cvtps2dq): Likewise.
3116 (sse2_cvtpd2pi): Likewise.
3117 (sse2_cvttpd2pi): Likewise.
3118 (*sse2_cvtpd2ps): Likewise.
3119 (*add<mode>3): Likewise.
3120 (sse2_ssadd<mode>3): Likewise.
3121 (sse2_usadd<mode>3): Likewise.
3122 (*sub<mode>3): Likewise.
3123 (sse2_sssub<mode>3): Likewise.
3124 (sse2_ussub<mode>3): Likewise.
3125 (*mulv8hi3): Likewise.
3126 (*smulv8hi3_highpart): Likewise.
3127 (*umulv8hi3_highpart): Likewise.
3128 (sse2_umulv2siv2di3): Likewise.
3129 (sse2_pmaddwd): Likewise.
3130 (ashr<mode>3): Likewise.
3131 (lshr<mode>3): Likewise.
3132 (ashl<mode>3): Likewise.
3133 (sse2_ashlti3): Likewise.
3134 (sse2_lshrti3): Likewise.
3135 (*umaxv16qi3): Likewise.
3136 (*smaxv8hi3): Likewise.
3137 (*uminv16qi3): Likewise.
3138 (*sminv8hi3): Likewise.
3139 (sse2_eq<mode>3): Likewise.
3140 (sse2_gt<mode>3): Likewise.
3141 (*and<mode>3): Likewise.
3142 (sse2_nand<mode>3): Likewise.
3143 (*ior<mode>3): Likewise.
3144 (*xor<mode>3): Likewise.
3145 (sse2_packsswb): Likewise.
3146 (sse2_packssdw): Likewise.
3147 (sse2_packuswb): Likewise.
3148 (sse2_punpckhbw): Likewise.
3149 (sse2_punpcklbw): Likewise.
3150 (sse2_punpckhwd): Likewise.
3151 (sse2_punpcklwd): Likewise.
3152 (sse2_punpckhdq): Likewise.
3153 (sse2_punpckldq): Likewise.
3154 (sse2_punpckhqdq): Likewise.
3155 (sse2_punpcklqdq): Likewise.
3156 (*sse2_pinsrw): Likewise.
3157 (*sse2_pextrw): Likewise.
3158 (sse2_pshufd_1): Likewise.
3159 (sse2_uavgv16qi3): Likewise.
3160 (sse2_uavgv8hi3): Likewise.
3161 (sse2_psadbw): Likewise.
3162 (sse2_pmovmskb): Likewise.
3163 (*sse2_maskmovdqu): Likewise.
3164 (*sse2_maskmovdqu_rex64): Likewise.
3165 (sse4a_extrqi): Likewise.
3166 (sse4a_extrq): Likewise.
3167 (sse3_lddqu): Set prefix_rep.
3168 (sse3_addsubv4sf3): Likewise.
3169 (sse3_haddv4sf3): Likewise.
3170 (sse3_hsubv4sf3): Likewise.
3171 (sse_cvtss2si): Likewise.
3172 (sse_cvtss2si_2): Likewise.
3173 (sse_cvtss2siq): Likewise.
3174 (sse_cvtss2siq_2): Likewise.
3175 (sse_cvttss2si): Likewise.
3176 (sse_cvttss2siq): Likewise.
3177 (sse2_cvttps2dq): Likewise.
3178 (sse3_movshdup): Likewise.
3179 (sse3_movsldup): Likewise.
3180 (sse2_cvtsd2si): Likewise.
3181 (sse2_cvtsd2si_2): Likewise.
3182 (sse2_cvtsd2siq): Likewise.
3183 (sse2_cvtsd2siq_2): Likewise.
3184 (sse2_cvttsd2si): Likewise.
3185 (sse2_cvttsd2siq): Likewise.
3186 (*sse2_cvtpd2dq): Likewise.
3187 (*sse2_cvttpd2dq): Likewise.
3188 (sse2_pshuflw_1): Likewise.
3189 (sse2_pshufhw_1): Likewise.
3190 (sse4a_insertqi): Likewise.
3191 (sse4a_insertq): Likewise.
3192 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3193 (ssse3_phadddv4si3): Likewise.
3194 (ssse3_phaddswv8hi3): Likewise.
3195 (ssse3_phsubwv8hi3): Likewise.
3196 (ssse3_phsubdv4si3): Likewise.
3197 (ssse3_phsubswv8hi3): Likewise.
3198 (ssse3_pmaddubswv8hi3): Likewise.
3199 (ssse3_pmulhrswv8hi3): Likewise.
3200 (ssse3_pshufbv16qi3): Likewise.
3201 (ssse3_psign<mode>3): Likewise.
3202 (ssse3_palignrti): Likewise.
3203 (abs<mode>2): Likewise.
3204 (ssse3_phaddwv4hi3): Set prefix_extra.
3205 (ssse3_phadddv2si3): Likewise.
3206 (ssse3_phaddswv4hi3): Likewise.
3207 (ssse3_phsubwv4hi3): Likewise.
3208 (ssse3_phsubdv2si3): Likewise.
3209 (ssse3_phsubswv4hi3): Likewise.
3210 (ssse3_pmaddubswv4hi3): Likewise.
3211 (ssse3_pmulhrswv4hi3): Likewise.
3212 (ssse3_pshufbv8qi3): Likewise.
3213 (ssse3_psign<mode>3): Likewise.
3214 (ssse3_palignrdi): Likewise.
3215 (abs<mode>2): Likewise.
3216 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3217 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3218 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3220 2007-04-23 Nick Clifton <nickc@redhat.com>
3222 * params.def: Fix formatting of emacs local variables.
3224 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3226 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3227 move if inter-unit move isn't allowed.
3228 Don't split moving the first element of V2DI to DI to inter-unit
3229 move if inter-unit move isn't allowed.
3231 2007-04-23 Richard Guenther <rguenther@suse.de>
3233 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3234 and CDI_POST_DOMINATORS separately.
3236 2007-04-23 Nick Clifton <nickc@redhat.com>
3238 * c.opt (Wformat-contains-nul): Add warning attribute.
3240 2007-04-23 Jan Hubicka <jh@suse.cz>
3242 * function.c (init_function_start): Don't init line number info.
3243 (expand_function_end): Update.
3244 (reset_block_changes, record_block_change, finalize_block_changes,
3245 check_block_change, free_block_changes): Kill.
3246 * function.h (reset_block_changes, record_block_change,
3247 finalize_block_changes, check_block_change, free_block_changes): Remove
3249 (struct function): Remove ib_boundaries_block.
3250 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3251 Use curr_insn_locator to initialize locator.
3252 (emit_line_note): Remove.
3253 * cfgexpand.c (expand_gimple_cond_expr): Update.
3254 (construct_exit_block): Likewise.
3255 (tree_expand_cfg): Initialize/finalize locators.
3256 * expr.c (expand_expr_real): Update.
3257 * cfglayout.c (line_locators_locs, line_locators_lines,
3258 file_locators_locs, file_locators_files): Remove.
3259 (set_block_levels): Move to cfgexpand.c.
3260 (insn_locators_initialize): Remove.
3261 (pass_insn_locators_initialize): Remove.
3262 (locations_locators_locs, locations_locators_vals): New static vars.
3263 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3265 (insn_locators_alloc, insn_locators_finalize,
3266 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3268 (locator_location): New.
3269 (locator_line, locator_file): Rewrite.
3270 * rtl.h (emit_line_note): Kill.
3271 (insn_locators_alloc, insn_locators_finalize,
3272 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3274 * tree-inline.c (initialize_cfun): Do not initialize
3275 ib_boundaries_block.
3276 * passes.c (pass_insn_locators_initialize): Remove.
3278 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3281 * expr.c (reduce_to_bit_field_precision): Handle
3284 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3286 PR tree-optimization/24659
3287 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3288 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3289 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3290 * genopinit.c (optabs): Rename vec_pack_mod_optab
3291 to vec_pack_trunc_optab.
3292 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3293 early for scalar floating point operands for NOP_EXPR.
3294 (vectorizable_type_promotion): Ditto.
3295 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3296 vec_pack_trunc_optab.
3297 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3299 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3300 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3301 Rename from VEC_PACK_MOD_EXPR.
3302 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3303 * expr.c (expand_expr_real_1): Ditto.
3304 * tree-inline.c (estimate_num_insns_1): Ditto.
3305 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3307 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3308 (vec_unpacks_lo_v4sf): Ditto.
3309 (vec_pack_trunc_v2df): Ditto.
3310 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3311 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3312 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3314 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3316 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3318 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3319 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3320 packing of floating point operands.
3321 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3322 represent unpacking of floating point operands.
3323 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3324 [vec_unpacks_hi]: Ditto.
3325 [vec_unpacks_lo]: Ditto.
3327 2007-04-22 Jan Hubicka <jh@suse.cz>
3329 * final.c (rest_of_handle_final): Call
3330 targetm.asm_out.constructor/targetm.asm_out.destructor
3331 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3332 proper priority via decl_*_priority_insert.
3333 * c-common.c (c_expand_body): Likewise.
3335 2007-04-22 Richard Guenther <rguenther@suse.de>
3337 PR tree-optimization/29789
3338 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3339 (rewrite_reciprocal): New helper split out from
3340 determine_invariantness_stmt.
3341 (rewrite_bittest): Likewise.
3342 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3343 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3346 2007-04-22 Revital Eres <eres@il.ibm.com>
3348 * loop-unroll.c (var_to_expand): New field to support also
3349 insns of the form x = something + x.
3350 (analyze_insn_to_expand_var): Use it.
3351 (expand_var_during_unrolling): Likewise.
3353 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3355 * predict.c: Include pointer-set.h.
3356 (bb_predictions): New variable.
3357 (tree_predicted_by_p, tree_predict_edge,
3358 remove_predictions_associated_with_edge): Use bb_predictions map
3359 instead of bb->predictions.
3360 (clear_bb_predictions, assert_is_empty): New functions.
3361 (combine_predictions_for_bb): Use bb_predictions map. Call
3362 clear_bb_predictions.
3363 (tree_estimate_probability): Create and free bb_predictions map.
3364 * Makefile.in (predict.o): Add pointer-set.h dependency.
3365 * basic-block.h (struct basic_block_def): Remove predictions
3367 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3369 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3372 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3375 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3377 * timevar.c (timevar_print): Change reference of --disable-checking to
3378 --enable-checking=release. Also warn if assert checking is disabled.
3380 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3383 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3384 decl as addressable if the compound literal was marked as
3386 Mark the decl as a gimple register if it is a complex or
3387 vector decl and does not live in memory.
3389 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3391 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3392 (GENERIC_NEXT): New function macro.
3393 (PHI_CHAIN): Use phi_node's new chain variable.
3394 (tree_phi_node): Change tree_common to tree_base
3395 and add the chain field.
3396 * tree-phinodes.c (make_phi_node): Don't set
3397 TREE_TYPE on the new node.
3398 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3399 instead of checking GIMPLE_TUPLE_P in chain_next.
3400 * tree-vect-transform.c
3401 (get_initial_def_for_induction): Look at
3402 PHI_RESULT_TREE for the type of the phi node.
3403 (update_vuses_to_preheader): Use PHI_CHAIN
3404 instead of TREE_CHAIN on the phi node.
3405 * tree-ssa-structalias.c (compute_points_to_sets):
3407 (ipa_pta_execute): Likewise.
3409 2007-04-21 Richard Guenther <rguenther@suse.de>
3412 * fold-const.c (fold_unary): Call fold_convert_const on the
3415 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3417 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3418 (store_killed_in_pat): New.
3420 2007-04-20 Richard Henderson <rth@redhat.com>
3423 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3424 TREE_LIST with a void_type_node value, not void_list_node exactly.
3426 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3428 * doc/standards.texi: Re-arrange into language-specific
3429 subsections. Add a C++ section, documenting which standards we
3432 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3434 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3435 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3437 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3439 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3440 ecrti.o and crtbegin.o.
3441 (LIB_DEFAULT_SPEC): Include -lc.
3442 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3444 2007-04-20 Richard Henderson <rth@redhat.com>
3447 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3448 argument; update all callers.
3449 (get_unaligned_offset): New.
3450 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3451 get_unaligned_address, just pass on the address directly.
3452 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3453 the subreg in the helper patterns.
3454 (unaligned_extendqidi_le): Use get_unaligned_offset.
3455 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3456 (unaligned_extendhidi_be): Likewise.
3457 (unaligned_extendhidi): Tidy.
3458 * config/alpha/alpha-protos.h: Update.
3460 2007-04-20 Richard Henderson <rth@redhat.com>
3462 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3463 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3464 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3465 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3466 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3467 (CPP_SPEC): Don't include %(cpp_subtarget).
3468 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3469 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3470 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3472 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3474 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3475 for __builtin_ia32_cmpordss.
3477 PR tree-optimization/31632
3478 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3479 and arg1 for optimizations of comparison against min/max values.
3480 Fold arg0 to arg1's type for optimizations of comparison against
3481 min+1 and max-1 values.
3483 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3485 * reload.c (combine_reloads): When trying to use a dying register,
3486 check whether it's uninitialized and don't use if so.
3488 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3490 * fold-const.c: Remove prototypes for native_encode_expr and
3491 native_interpret_expr.
3492 (native_encode_expr): Make non-static.
3493 (native_interpret_expr): Likewise.
3494 * tree.h: Add prototypes for the above.
3496 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3498 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3499 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3500 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3501 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3502 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3503 Add length attributes.
3505 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3507 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3510 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3511 __STDC_WANT_DEC_FP__.
3513 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3515 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3516 for long double compatibility.
3517 * configure: Regenerate.
3519 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3521 PR rtl-optimization/29841
3522 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3524 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3525 that may cause control flow transfer from being moved.
3527 2007-04-18 Jan Hubicka <jh@suse.cz>
3529 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3532 2007-04-18 Eric Christopher <echristo@apple.com>
3534 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3535 only. Update operands.
3536 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3537 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3538 link register to pic register.
3540 2007-04-18 Dirk Mueller <dmueller@suse.de>
3543 * tree-vrp.c (search_for_addr_array): New.
3544 (check_array_bounds): Suppress warning about
3545 address taken of array refs if its not de-referenced.
3547 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3549 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
3550 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
3552 * tree-vectorizer.h (NITERS_KNOWN_P): New.
3553 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
3554 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
3556 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3558 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
3560 (vect_analyze_scalar_cycles): Fix indentation.
3561 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
3562 (vect_mark_relevant): Include phis in relevance analysis.
3564 * tree-vect-transform.c (vect_transform_loop): Add an assert.
3566 2007-04-18 Anatoly Sokolov <aesok@post.ru>
3568 * config/avr/avr.c (ptrreg_to_str): Replace error() with
3569 output_operand_lossage().
3571 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3573 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
3574 the unused code for reduction without adjust-in-epilog to simplify the
3577 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
3579 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
3580 (S390_TDC_NEGATIVE_ZERO): New constant.
3581 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
3582 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
3583 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
3584 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
3585 (S390_TDC_POSITIVE_INFINITY): New constant.
3586 (S390_TDC_NEGATIVE_INFINITY): New constant.
3587 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
3588 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
3589 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
3590 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
3591 (S390_TDC_INFINITY): New constant.
3592 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
3593 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
3594 optimization for UNSPEC_CCZ_TO_INT.
3595 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
3596 ("*ccz_to_int"): New insn.
3597 ("isinf<mode>2"): New insn.
3598 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
3599 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
3600 (UNSPEC_CCZ_TO_INT): New constant.
3602 2007-04-18 Richard Guenther <rguenther@suse.de>
3604 PR tree-optimization/19431
3605 PR tree-optimization/21463
3606 * tree-pass.h (pass_phiprop): Declare.
3607 * passes.c (init_optimization_passes): New phiprop pass.
3608 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
3609 (phivn_valid_p): New helper function.
3610 (phiprop_insert_phi): Likewise.
3611 (propagate_with_phi): Likewise.
3612 (tree_ssa_phiprop): New propagator propagating loads
3613 through phi nodes if profitable.
3615 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3617 * tree-vect-analyze.c (process_use): New function.
3618 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
3619 Check phis in all bbs.
3620 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
3623 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3625 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
3628 2007-04-17 Anatoly Sokolov <aesok@post.ru>
3631 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
3634 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
3636 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
3638 (sse_vmmulv4sf3): Likewise.
3639 (sse2_vmaddv2df3): Likewise.
3640 (sse2_vmmulv2df3): Likewise.
3642 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
3644 PR rtl-optimization/31360
3645 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
3646 (target_reg_cost): New.
3647 (init_set_costs): Initialize target_reg_cost. Add comments
3648 regarding the rationale of the costs.
3649 (global_cost_for_size): Renamed to...
3650 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
3651 of register pressure.
3652 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
3653 estimate_reg_pressure_cost. Add number of ivs.
3654 (determine_set_costs): Dump target_reg_cost.
3655 * loop-invariant.c (gain_for_invariant): Use
3656 estimate_reg_pressure_cost. Removed n_inv_uses argument.
3657 (best_gain_for_invariant, find_invariants_to_move): Remove
3659 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
3660 (target_reg_cost): Declare.
3661 (global_cost_for_size): Declaration removed.
3662 (estimate_reg_pressure_cost): Declare.
3664 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
3666 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
3667 regnos into even/odd register pairs.
3668 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
3669 TDmode similar to the other floating point modes.
3670 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
3671 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
3673 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
3674 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
3675 (movdd_hardfloat64): Use TARGET_MFPGPR.
3677 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
3679 * reload1.c (delete_output_reload): Don't count output in n_inherited.
3682 2005-01-05 Richard Henderson <rth@redhat.com>
3684 * reload1.c (do_input_reload): Restrict the optimization deleteing
3685 a previous output reload to RELOAD_FOR_INPUT.
3687 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
3689 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
3690 induc_vec_info_type.
3691 (vectorizable_induction): New function declaration.
3692 * tree-vect-transform.c (get_initial_def_for_induction): No need to
3693 check if already vectorized. Find first place in BB where new stmts
3694 can be inserted. Takes only one argument.
3695 (vectorizable_induction): New function.
3696 (vect_transform_stmt): Add case for induc_vec_info_type to call
3697 vectorizable_induction.
3698 (vect_transform_loop): Consider phis for vectorization.
3699 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
3701 (analyze_operations): Call vectorizable_induction when analyzing phis.
3703 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
3704 (vect_mark_relevant): Include phis in relevance analysis.
3705 (vect_mark_stmts_to_be_vectorize): Likewise.
3706 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
3708 2007-04-16 Lawrence Crowl <crowl@google.com>
3710 * doc/invoke.texi (Debugging Options): Add documentation for the
3711 -femit-struct-debug options -femit-struct-debug-baseonly,
3712 -femit-struct-debug-reduced, and
3713 -femit-struct-debug-detailed[=...].
3715 * c-opts.c (c_common_handle_option): Add
3716 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
3717 and OPT_femit_struct_debug_detailed_.
3718 * c.opt: Add specifications for
3719 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
3720 and -femit-struct-debug-detailed[=...].
3721 * opts.c (set_struct_debug_option): Parse the
3722 -femit-struct-debug-... options.
3723 * opts.c (matches_main_base, main_input_basename,
3724 main_input_baselength, base_of_path, matches_main_base): Add
3725 variables and functions to compare header base name to compilation
3727 * opts.c (should_emit_struct_debug): Add to determine to emit a
3728 structure based on the option.
3729 (dump_struct_debug) Also disabled function to debug this
3731 * opts.c (handle_options): Save the base name of the
3734 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
3735 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
3736 This hook indicates if a type is generic. Set it by default
3738 * langhooks.h (struct lang_hooks_for_types): Add a new hook
3739 to determine if a struct type is generic or not.
3740 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
3741 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
3742 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
3745 * flags.h (enum debug_info_usage): Add an enumeration to describe
3746 a program's use of a structure type.
3747 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
3748 to indicate the program's usage of the type. Filter structs based
3749 on the -femit-struct-debug-... specification.
3750 (gen_type_die): Split into two routines, gen_type_die and
3751 gen_type_die_with_usage. gen_type_die is now a wrapper
3752 that assumes direct usage.
3753 (gen_type_die_with_usage): Replace calls to gen_type_die
3754 with gen_type_die_with_usage adding the program usage of
3755 the referenced type.
3756 (dwarf2out_imported_module_or_decl): Suppress struct debug
3757 information using should_emit_struct_debug when appropriate.
3759 2007-04-16 Ian Lance Taylor <iant@google.com>
3761 PR tree-optimization/31522
3762 * tree-vrp.c (vr_phi_edge_counts): New static variable.
3763 (vrp_initialize): Allocate vr_phi_edge_counts.
3764 (vrp_visit_phi_node): Don't push to infinity if we saw a new
3765 executable edge. Drop test for all constants.
3766 (vrp_finalize): Free vrp_phi_edge_counts.
3768 * doc/cpp.texi (Common Predefined Macros): Clarify description of
3769 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3771 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
3772 predecessors at head rather than tail.
3774 2007-04-16 Matthias Klose <doko@debian.org>
3776 * config/alpha/linux.h (CPP_SPEC): Define.
3777 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
3779 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
3781 * function.h: Remove sequence_stack extern declaration.
3783 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3785 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
3787 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
3790 2007-04-16 Anatoly Sokolov <aesok@post.ru>
3792 * config/avr/avr.c (avr_arch_types): Rearranging array.
3793 (enum avr_arch): Add.
3794 (avr_mcu_types): Use avr_arch enumeration constants instead of
3796 * config/avr/avr.h (LINK_SPEC): Simplify.
3798 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3800 * config/m68k/m68k.c (m68k_libcall_value,
3801 m68k_function_value): Use macros for register names more.
3803 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
3805 (M68K_REGNAME): Use A6_REG.
3806 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
3808 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3811 * sched-int.h (struct deps): Split field 'pending_lists_length' into
3812 'pending_read_list_length' and 'pending_write_list_length'. Update
3814 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
3815 to handle two length counters instead of one. Update all uses.
3816 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
3817 two length counters instead of one.
3818 * sched-rgn.c (propagate_deps): Update to handle two length counters
3821 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
3824 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
3825 copy of source, pass it to ix86_expand_vector_set and return
3828 2007-04-16 David Ung <davidu@mips.com>
3829 Joseph Myers <joseph@codesourcery.com>
3831 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
3832 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
3833 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3834 Add 74K processor information.
3835 * config/mips/mips.md: Include 74k.md.
3836 (cpu): Add 74kc,74kf,74kx.
3837 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
3838 * config/mips/74k.md: New.
3839 * doc/invoke.texi (MIPS Options): Document 74K support.
3841 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
3843 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
3844 vectorizable_* functions.
3845 * tree-vect-transform.c (vectorizable_call): Add check for
3846 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
3847 (vectorizable_store): likewise.
3848 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
3850 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3851 (vectorizable_type_promotion, vectorizable_load): Likewise.
3852 (vectorizable_live_operation, vectorizable_condition): Likewise.
3853 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
3855 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
3857 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3859 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
3860 register numbers more.
3861 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
3862 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
3863 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
3864 FUNCTION_VALUE_REGNO_P): Likewise.
3865 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
3866 STATIC_CHAIN_REGNUM): Likewise.
3867 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
3868 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
3869 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
3870 * config/m68k/m68k.md (FP_REG): New.
3872 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3874 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
3877 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3879 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
3880 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
3883 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3885 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
3888 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3891 * c-decl.c (finish_decl): Grab the type of the decl after the call
3892 to store_init_value.
3894 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
3896 * common.opt (fforward-propagate): Fix "Optimization" annotation.
3898 2007-04-14 Jakub Jelinek <jakub@redhat.com>
3901 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
3902 post dominators and cleanup cfg before returning.
3904 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
3906 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
3907 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
3909 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
3911 * config.gcc: Recognize fido.
3912 * config/m68k/m68k-devices.def (fidoa): New.
3913 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
3915 (FL_FIDOA, TARGET_FIDOA): New.
3916 * config/m68k/m68k.opt (mfidoa): New.
3918 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3921 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
3922 when a personality function is used.
3924 2007-04-13 Bob Wilson <bob.wilson@acm.org>
3926 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
3928 2007-04-13 Mike Stump <mrs@apple.com>
3930 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
3932 * config/darwin.opt (fapple-kext): Make C++ only.
3933 * config/darwin.c (darwin_override_options): Remove code to ensure
3934 -fapple-kext is given for C++ only.
3936 2007-04-13 Richard Sandiford <richard@codesourcery.com>
3938 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3939 * config/mips/mips.c (override_options): Call
3940 SUBTARGET_OVERRIDE_OPTIONS, if defined.
3942 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3944 * config/i386/i386.opt (msvr3-shlib): Removed.
3946 * doc/invoke.texi: Remove -msvr3-shlib.
3948 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
3951 with "popcnt" instruction.
3953 2007-04-13 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/21258
3956 * tree-vrp.c (compare_case_labels): New helper.
3957 (find_switch_asserts): New function.
3958 (find_assert_locations): Call it for SWITCH_EXPRs.
3960 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
3962 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
3963 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
3964 check is now implied in X87_FLOAT_MODE_P.
3965 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3966 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3967 (fix_trunc<mode>_i386_fisttp): Ditto.
3968 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3969 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3970 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3971 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3972 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3973 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3974 (unnamed_splitters): Ditto.
3975 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
3976 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
3977 FIRST_SSE_REG for local functions when SSE math is enabled or
3978 for functions with sseregparm attribute.
3979 (standard_80387_constant_p): Return -1 if mode is not
3981 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
3982 (ix86_expand_compare): Ditto.
3983 (ix86_expand_carry_flag_compare): Ditto.
3984 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
3985 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
3986 DECIMAL_FLOAT_MODE_P.
3987 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
3988 of SCALAR_FLOAT_MODE_P.
3989 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
3990 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
3991 checks before FLOAT_MODE_P.
3992 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
3993 before FLOAT_MODE_P.
3998 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4000 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4001 Charles Wilson <libtool@cwilson.fastmail.fm>
4003 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4004 (libgcc.mvars): Don't depend on them.
4005 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4006 * exec-tool.in: New.
4008 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4010 * doc/invoke.text (--help): Document --help=common.
4012 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4014 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4016 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4018 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4019 * genemit.c (main): Emit #include "integrate.h".
4020 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4021 (LOADGP_RTP): New mips_loadgp_style.
4022 * config/mips/mips.h: Include config/vxworks-dummy.h.
4023 (TARGET_RTP_PIC): New macro.
4024 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4025 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4026 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4028 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4029 -mvxworks-pic when using -mrtp and a PIC option.
4030 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4032 (mips_symbolic_constant_p, mips_symbolic_address_p)
4033 (mips_symbol_insns): Handle SYMBOL_HALF.
4034 (override_options): Warn about -G and -mrtp being used together.
4035 Initialize mips_lo_relocs[SYMBOL_HALF].
4036 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4037 (mips_emit_loadgp): Handle LOADGP_RTP.
4038 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4039 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4040 (tablejump): Handle function-relative case table entries if
4042 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4044 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4046 * config/mips/mips.md (load_call<mode>): Allow any general register.
4048 (sibcall_value_internal, sibcall_value_multiple_internal)
4049 (call_value_internal, call_value_split, call_value_multiple_internal)
4050 (call_value_multiple_split): Remove constraints from operand 0.
4052 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4054 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4055 rather than loadgp_noshared.
4056 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4057 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4059 * config/mips/mips.md (loadgp): Rename to...
4060 (loadgp_newabi): ...this.
4061 (loadgp_noshared): Rename to...
4062 (loadgp_absolute): ...this.
4064 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4066 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4067 false for locally-binding symbols.
4068 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4070 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4072 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4073 (SYMBOL_GOT_PAGE_OFST): ...this.
4074 (SYMBOL_GOT_GLOBAL): Rename to...
4075 (SYMBOL_GOT_DISP): ...this.
4076 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4077 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4078 * config/mips/mips.c (mips_global_symbol_p): New function.
4079 (mips_symbol_binds_local_p): Likewise.
4080 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4081 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4082 and mips_symbol_binds_local_p.
4083 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4084 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4085 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4087 (mips_ok_for_lazy_binding_p): New function.
4088 (mips_load_call_address, mips_expand_call): Use it.
4089 (mips_dangerous_for_la25_p): Likewise.
4090 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4091 (*got_disp<mode>): Use got_disp_operand instead of
4092 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4093 SYMBOL_GOTOFF_GLOBAL.
4094 (*got_page<mode>): Use got_page_ofst_operand instead of
4096 * config/mips/predicates.md (const_call_insn_operand): Use
4097 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4098 (global_got_operand): Rename to...
4099 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4101 (local_got_operand): Rename to...
4102 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4103 of SYMBOL_GOT_LOCAL.
4105 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4107 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4108 TARGET_CALL_CLOBBERED_GP.
4109 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4110 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4111 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4112 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4113 of TARGET_ABICALLS && !TARGET_NEWABI.
4114 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4115 * config/mips/mips.c (mips_load_call_address): Check
4116 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4117 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4118 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4119 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4120 TARGET_ABICALLS && TARGET_NEWABI.
4121 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4123 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4124 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4125 TARGET_ABICALLS && TARGET_NEWABI.
4126 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4127 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4128 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4129 whether indirect calls must use $25.
4130 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4132 * config/mips/mips.md (jal_macro): Check flag_pic and
4133 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4134 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4135 instead of TARGET_ABICALLS.
4136 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4137 TARGET_ABICALLS && TARGET_OLDABI.
4138 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4139 (sibcall): In the comment above the define_insn, mention
4140 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4141 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4142 instead of TARGET_ABICALLS.
4144 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4146 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4147 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4148 (MACFLAGS_MATCH_P): New macro.
4149 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4150 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4151 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4152 the other MACFLAG constants.
4153 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4154 (flag_machi): Tighten constraints. Renumber some of the operands.
4155 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4157 (flag_machi_parts_acconly): New pattern.
4158 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4160 (flag_macinit1hi): Tighten constraints.
4161 (flag_mul_macv2hi_parts_acconly): New pattern.
4163 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4164 Use a more efficient implementation.
4165 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4166 inline sequences when not optimizing for size.
4168 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4169 movhi_high2low): Delete, merge functionality into...
4170 (packv2hi): ... this pattern.
4172 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4173 * config/bfin/bfin.opt (msim): New option.
4174 (mcpu=): New option.
4175 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4176 (bfin_cpu_t): Typedef of enum bfin_cpu.
4177 (bfin_cpu_type): New declaration.
4178 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4179 -msim and -mcpu= options.
4180 (LIB_SPEC): Likewise.
4181 * config/bfin/bfin.c (bfin_cpu_type): Define.
4182 (bfin_handle_option): Handle -mcpu= option.
4183 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4184 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4185 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4187 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4189 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4190 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4191 (powerpc-wrs-vxworksae): Use ${tm_file}.
4192 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4193 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4194 * config/i386/vx-common.h: New file.
4196 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4198 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4201 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4203 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4206 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4210 * c-common.c (c_build_qualified_type): Set canonical type
4213 2007-04-12 Richard Guenther <rguenther@suse.de>
4215 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4216 lower bound and element size if lower bound is not zero
4217 or either of the ARRAY_REF operands is set.
4219 2007-04-12 Richard Guenther <rguenther@suse.de>
4221 PR tree-optimization/24689
4222 PR tree-optimization/31307
4223 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4225 * gimplify.c (canonicalize_addr_expr): To be consistent with
4226 gimplify_compound_lval only set operands two and three of
4227 ARRAY_REFs if they are not gimple_min_invariant. This makes
4228 it never at this place.
4229 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4231 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4233 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4234 null before emitting a .nsubspa directive.
4236 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4238 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4239 need_to_partition_p if there are no memory statements in the
4242 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4244 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4245 (gcd_of_steps_may_divide_p): New function.
4246 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4248 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4250 * reload.c (find_reloads_toplev, find_reloads_address,
4251 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4252 not a pointer equality test, to decide if we need to call
4253 push_reg_equiv_alt_mem.
4255 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4257 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4258 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4259 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4261 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4263 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4264 vector to be positive.
4266 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4270 * doc/invoke.texi: Document --params max-aliased-vops and
4272 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4273 debug_memory_partitions): Move to tree-flow.h
4274 * params.h (AVG_ALIASED_VOPS): Define.
4275 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4277 (mp_info_t): Likewise.
4278 (get_mem_sym_stats_for): New.
4279 (set_memory_partition): Move from tree-flow-inline.h.
4280 (mark_non_addressable): Only clear the set of symbols for the
4281 partition if it exists.
4282 (dump_memory_partitions): Move from tree-ssa-operands.c
4283 (debug_memory_partitions): Likewise.
4284 (need_to_partition_p): New.
4285 (dump_mem_ref_stats): New.
4286 (debug_mem_ref_stats): New.
4287 (dump_mem_sym_stats): New.
4288 (debug_mem_sym_stats): New.
4289 (update_mem_sym_stats_from_stmt): New.
4290 (compare_mp_info_entries): New.
4291 (mp_info_cmp): Call it.
4292 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4294 (get_mpt_for): Move from tree-ssa-operands.c.
4295 (find_partition_for): New.
4296 (create_partition_for): Remove.
4297 (estimate_vop_reduction): New.
4298 (update_reference_counts): New.
4299 (build_mp_info): New.
4300 (compute_memory_partitions): Refactor.
4301 Document new heuristic.
4302 Call build_mp_info, update_reference_counts,
4303 find_partition_for and estimate_vop_reduction.
4304 (compute_may_aliases): Populate virtual operands before
4305 calling debugging dumps.
4306 (delete_mem_sym_stats): New.
4307 (delete_mem_ref_stats): New.
4308 (init_mem_ref_stats): New.
4309 (init_alias_info): Call it.
4310 (maybe_create_global_var): Remove alias_info argument.
4311 Get number of call sites and number of pure/const call sites
4312 from gimple_mem_ref_stats().
4313 (dump_alias_info): Call dump_memory_partitions first.
4314 (dump_points_to_info_for): Show how many times a pointer has
4316 * opts.c (decode_options): For -O2 set --param
4317 max-aliased-vops to 500.
4318 For -O3 set --param max-aliased-vops to 1000 and --param
4319 avg-aliased-vops to 3.
4320 * fortran/options.c (gfc_init_options): Remove assignment to
4322 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4323 * tree-dfa.c (dump_variable): Dump memory reference
4325 Dump NO_ALIAS* settings.
4326 (referenced_var_lookup): Tidy.
4327 (mem_sym_stats): New.
4328 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4329 and ORIG are different SSA names for a memory partition.
4330 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4331 * tree-flow.h (struct mem_sym_stats_d): Define.
4332 (mem_sym_stats_t): Define.
4333 (struct mem_ref_stats_d): Define.
4334 (struct gimple_df): Add field mem_ref_stats.
4335 (enum noalias_state): Define.
4336 (struct var_ann_d): Add bitfield noalias_state.
4337 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4338 debug_mem_ref_stats, debug_memory_partitions,
4339 debug_mem_sym_stats): Declare.
4340 * tree-ssa-structalias.c (update_alias_info): Update call
4341 sites, pure/const call sites and asm sites in structure
4342 returned by gimple_mem_ref_stats.
4343 Remove local variable IS_POTENTIAL_DEREF.
4344 Increase NUM_DEREFS if the memory expression is a potential
4346 Call update_mem_sym_stats_from_stmt.
4347 If the memory references memory, call
4348 update_mem_sym_stats_from_stmt for all the direct memory
4349 symbol references found.
4350 (intra_create_variable_infos): Set noalias_state field for
4351 pointer arguments according to the value of
4352 flag_argument_noalias.
4353 * tree-ssa-structalias.h (struct alias_info): Remove fields
4354 num_calls_found and num_pure_const_calls_found.
4355 (update_mem_sym_stats_from_stmt): Declare.
4356 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4357 Set default value to 100.
4358 (PARAM_AVG_ALIASED_VOPS): Define.
4360 2007-04-11 Richard Guenther <rguenther@suse.de>
4363 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4364 a * -b + c as c - a * b if we honor sign dependent rounding.
4366 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4368 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4370 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4371 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4373 (initialize_trampoline): Don't use old-style function definition.
4374 (bfin_secondary_reload): Mark IN_P argument as unused.
4376 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4378 PR tree-optimization/31343
4379 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4380 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4381 * testsuite/gcc.dg/vect/pr31343.c: New.
4383 2007-04-10 Eric Christopher <echristo@apple.com>
4385 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4386 * config/i386/i386.md (*cmpfp0): Use.
4387 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4388 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4389 (fix_trunc<mode>_i386_fisttp): Ditto.
4390 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4391 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4392 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4393 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4394 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4395 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4396 (unnamed_splitters): Ditto.
4397 * config/i386/i386.c (output_fix_trunc): Assert that
4398 we're not being passed a TFmode operand.
4400 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4402 PR tree-optimization/31526
4403 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4404 n_basic_blocks to find newly added blocks.
4406 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4408 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4410 (fix_trunc<mode>si_sse): Ditto.
4411 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4412 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4413 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4414 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4415 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4416 expander using SSEMODEF mode macro.
4417 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4418 expander using SSEMODEF mode macro.
4419 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4420 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4421 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4422 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4423 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4424 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4425 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4426 Macroize insn using X87MODEF mode macro.
4428 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4430 * config/i386/sse.md (sse2_pinsrw): Removed.
4431 (sse2_pextrw): Renamed to ...
4432 (*sse2_pextrw): This.
4434 2007-04-09 Jan Hubicka <jh@suse.cz>
4437 * config/i386/sse.md
4438 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4439 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4440 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4441 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4443 2007-04-09 Jan Hubicka <jh@suse.cz>
4445 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4446 multiple fields of union.
4448 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4450 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4451 (create_preheaders): Check that loops are available.
4452 (fix_loop_structure): Clean up, improve comments.
4453 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4454 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4456 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4457 * predict.c (tree_estimate_probability): Do not call
4458 calculate_dominance_info. Call create_preheaders.
4459 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4460 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4462 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4463 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4464 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4465 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4468 2007-04-08 Jan Hubicka <jh@suse.cz>
4470 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4471 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4472 * fold-const.c (fold_unary): Use it.
4474 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4476 * varasm.c (assemble_variable): Remove call to
4477 lang_hooks.decls.prepare_assemble_variable.
4478 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4479 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4480 * langhooks.h (lang_hooks_for_decls): Remove
4481 prepare_assemble_variable.
4483 2007-04-08 Mike Stump <mrs@apple.com>
4485 * config/i386/i386.c: Use inc/dec on Core2.
4487 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4489 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4490 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4491 lhd_tree_inlining_end_inlining): Remove.
4492 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4493 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4495 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4496 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4497 lhd_tree_inlining_end_inlining): Remove prototypes.
4498 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4499 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4500 LANG_HOOKS_TREE_INLINING_START_INLINING,
4501 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4503 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4506 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4509 * config/avr/predicates.md (io_address_operand): Delete predicate.
4510 (low_io_address_operand): Don't use 'mode' argument.
4511 (higth_io_address_operand): Rename ...
4512 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4513 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4516 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4518 Revert change removing staticp.
4520 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4523 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4526 2007-04-07 Bruce Korb <bkorb@gnu.org>
4528 * c.opt: Add -Wformat-contains-nul.
4529 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4531 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4532 the NUL byte warning.
4534 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4536 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4538 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4540 * tree.c (staticp): No longer use staticp langhook.
4541 * langhooks.c (lhd_staticp): Removed.
4542 * langhooks.h (struct lang_hooks): Remove staticp.
4543 * c-common.c (c_staticp): Remove.
4544 * c-common.h (c_staticp): Ditto.
4545 * langhooks-defs.h (lhd_staticp): Ditto.
4546 (LHD_HOOKS_STATICP): Ditto
4547 * tree.h (gcc_assert_lowered): New macro.
4549 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4551 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
4552 argument "reliable".
4553 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
4554 Add argument "reliable". Propagate it through calls.
4555 (infer_loop_bounds_from_undefined): Derive number of iterations
4556 estimates from references in blocks that do not dominate loop latch.
4557 (gcov_type_to_double_int): New function.
4558 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
4559 and expected_loop_iterations_unbounded.
4560 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
4561 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
4562 * tree-data-ref.c (estimated_loop_iterations): Export.
4563 (get_references_in_stmt): Fix -- do not return addresses of local
4565 * cfgloop.h (expected_loop_iterations_unbounded,
4566 estimated_loop_iterations): Declare.
4568 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4570 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4572 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4574 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
4575 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
4576 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
4577 Use output_387_reg_move().
4578 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
4579 expander using X87MODEF12 mode macro.
4580 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
4581 choosing register preferences. Use output_387_reg_move().
4582 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
4583 instead of "x". Use output_387_reg_move().
4584 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
4585 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
4586 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
4587 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
4588 Use output_387_reg_move().
4589 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
4591 (*truncxf?f_i387 splitter): Ditto.
4593 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4595 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4596 LANG_HOOKS_SAFE_FROM_P.
4597 * expr.c (safe_from_p): Remove langhook call.
4598 * langhooks.h (lang_hooks): Remove safe_from_p.
4599 (lhd_safe_from_p): Remove prototype.
4600 * langhooks.c (lhd_safe_from_p): Remove.
4602 2007-04-06 Jan Hubicka <jh@suse.cz>
4604 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
4607 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4609 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
4610 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
4611 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
4612 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
4614 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
4615 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
4617 2007-04-05 Richard Henderson <rth@redhat.com>
4619 * config/alpha/alpha.c (print_operand) [+]: Remove.
4620 (alpha_end_function): Print nop if call at end of function.
4621 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
4622 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
4623 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
4624 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
4625 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
4626 the call pattern. Update peepholes to match.
4628 2007-04-05 Janis Johnson <janis187@us.ibm.com>
4630 * doc/extend.texi (Other Builtins): Add decimal float variants
4632 * builtins.def: Ditto.
4633 * builtins.c (expand_builtin): Ditto.
4635 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
4636 H.J. Lu <hongjiu.lu@intel.com>
4639 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
4640 of V8HImode when calling ix86_binary_operator_ok.
4641 (sse2_pmaddwd): Call ix86_binary_operator_ok.
4642 (sdot_prodv8hi): Operands 1 and 2 must be register.
4644 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4646 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4647 initialize align to silence bogus warning.
4649 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4652 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4654 (struct sra_walk_fns): Remove use_all parameter from use.
4655 (sra_hash_tree): Handle BIT_FIELD_REFs.
4656 (sra_elt_hash): Don't hash bitfld blocks.
4657 (sra_elt_eq): Skip them in parent compares as well. Handle
4659 (sra_walk_expr): Don't maintain or pass down use_all_p.
4660 (scan_use): Remove use_all parameter.
4661 (scalarize_use): Likewise. Re-expand assignment to
4662 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4663 output, and re-scalarize after output. Don't mark anything
4665 (scalarize_ldst): Adjust.
4666 (scalarize_walk_gimple_modify_statement): Likewise.
4667 (build_element_name_1): Handle BIT_FIELD_REFs.
4668 (instantiate_element): Don't warn for any element whose parent
4670 (instantiate_missing_elements_1): Return the sra_elt.
4671 (canon_type_for_field): New.
4672 (try_instantiate_multiple_fields): New.
4673 (instantiate_missing_elemnts): Use them.
4674 (mark_no_warning): Removed.
4675 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4676 (REPLDUP, sra_build_elt_assignment): New.
4677 (generate_copy_inout): Use them.
4678 (generate_element_copy): Likewise. Handle bitfld differences.
4679 (generate_element_zero): Don't recurse for blocks. Use
4680 sra_build_elt_assignment.
4681 (generate_one_element_int): Take elt instead of var. Use
4682 sra_build_elt_assignment.
4683 (generate_element_init_1): Adjust.
4684 (scalarize_use, scalarize_copy): Use REPLDUP.
4685 (scalarize_ldst): Move assert before dereference.
4686 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4688 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4690 * regmove.c: Fix unused variable warnings due to previous commit.
4692 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4694 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
4695 (regmove_bb_head): Remove.
4696 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
4697 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
4698 problems with fixup_match_1.
4699 Don't initialize/free regmove_bb_head.
4701 (reg_is_remote_constant_p): If an insn is in the same basic block
4702 but not before INSN, consider it remote, too.
4704 2007-04-05 Anatoly Sokolov <aesok@post.ru>
4707 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
4708 DECL_ASSEMBLER_NAME, not the DECL_NAME.
4710 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
4712 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
4713 (CONDITIONAL_REGISTER_USAGE): Likewise.
4715 2007-04-04 Richard Henderson <rth@redhat.com>
4717 * config/alpha/lib1funcs.asm: Remove unused file.
4719 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4722 * opts.c (print_specific_help): Fix --help=<language>
4724 (common_handle_option): Support --help=common.
4726 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4729 * gcc.c (main): Do not run the linker if
4730 print_subprocess_help indicates that it shouldn't be
4733 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4736 * doc/invoke.texi (--help=): Document <languages> value, fix
4737 formatting in tables of values.
4739 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
4741 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
4742 dllimport attribute of virtual methods.
4744 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
4746 * config/score/crti.asm: Change _bss_start to __bss_start.
4747 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
4748 (OUTGOING_REG_PARM_STACK_SPACE) update.
4749 * config/score/score.opt: add options to make backend support
4750 score5, score5u, score7 and score7d.
4751 * config/score/score.md: Likewise.
4752 * config/score/misc.md: Likewise.
4753 * config/score/mac.md: Likewise.
4754 * doc/invoke.texi: Likewise.
4755 * doc/md.texi: update constraints define.
4757 2007-04-03 Richard Henderson <rth@redhat.com>
4759 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
4760 an appropriate type, use the mode instead.
4762 2007-04-03 Richard Sandiford <richard@codesourcery.com>
4764 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
4765 Set the default --with-arch setting to mips2.
4766 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
4767 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4768 (MULTILIB_OSDIRNAMES): Delete.
4769 (MULTILIB_DIRNAMES): Define.
4770 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
4771 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
4772 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
4773 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
4774 VXWORKS_OS_CPP_BUILTINS.
4775 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
4776 (MIPS_DEBUGGING_INFO): Undefine.
4777 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
4779 2007-04-03 Jakub Jelinek <jakub@redhat.com>
4782 * fold-const.c (native_encode_real): Encode real.c provided longs
4783 as a series of 32-bit native integers.
4784 (native_interpret_real): Interpret buffer as a series of 32-bit
4787 2007-04-03 Richard Guenther <rguenther@suse.de>
4789 * genpreds.c (write_insn_constraint_len): Write function
4790 optimized for CONSTRAINT_LEN implementation.
4791 (write_tm_preds_h): Output insn_constraint_len inline and
4792 use it for CONSTRAINT_LEN.
4793 (write_insn_preds_c): Don't output insn_constraint_len.
4794 * doc/md.texi (define_register_constraint): Document multi-letter
4795 constraints shall have the same length if they start with the same
4798 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4801 * config/i386/i386.md (isinf<mode>2): Expand only when
4802 TARGET_C99_FUNCTIONS is set.
4804 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4806 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
4807 (x86_64-*-linux*): Ditto.
4808 * config/i386/i386.opt (mpc): New option.
4809 * config/i386/i386.c (overrride_options): Handle
4810 ix87_precision_string.
4811 * config/i386/crtprec.c: New file.
4812 * config/i386/t-crtpc: Ditto.
4813 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
4815 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
4816 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4817 crtprec32.o, crtprec64.o and crtprec80.o.
4819 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
4821 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
4823 2007-04-02 Eric Christopher <echristo@apple.com>
4825 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
4826 limitations on darwin.
4828 2007-04-02 Anatoly Sokolov <aesok@post.ru>
4831 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
4833 2007-04-02 Dave Korn <dave.korn@artimi.com>
4835 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
4837 2007-04-02 Dave Korn <dave.korn@artimi.com>
4839 * libgcc2.h (exception_descriptor): Don't forward-declare.
4840 (__get_eh_table_language, __get_eh_table_version): Delete
4841 prototypes of long-dead functions.
4843 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
4845 * ebitmap.h: New file
4846 * ebitmap.c: New file
4847 * Makefile.in (ebitmap.o): New target.
4849 2007-04-01 Jan Hubicka <jh@suse.cz>
4851 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
4852 before very first instruction.
4854 2007-04-01 Jan Hubicka <jh@suse.cz>
4856 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
4857 waring on 64bit hosts.
4858 * bitmap.h: Fix typo in bitmap_head_def.
4860 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
4862 PR rtl-optimization/31391
4863 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
4864 into a DELETED_LABEL note, and the label is in an empty basic
4865 block, update BB_END as well as BB_HEAD.
4867 2007-04-01 Richard Henderson <rth@redhat.com>
4869 PR tree-optimization/31169
4870 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
4871 to varying if the range is outside [0, prec-1].
4873 2007-04-01 Richard Sandiford <richard@codesourcery.com>
4876 * config/mips/mips.md (load_const_gp): New insn.
4877 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
4878 the MIPS16 GP pseudo register if no_new_pseudos.
4879 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
4881 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4884 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
4886 (call_value): Likewise.
4888 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
4889 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4892 * doc/invoke.texi: (optimization options): Reword description
4893 of -ffast-math. Document its primary purpose.
4895 2007-03-31 Richard Guenther <rguenther@suse.de>
4897 * omp-low.c (splay-tree.h): Include.
4898 (lookup_decl): Replace splay-tree usage by pointer-map.
4899 (maybe_lookup_decl): Likewise.
4900 (new_omp_context): Likewise.
4901 (delete_omp_context): Likewise.
4902 * gimplify.c (splay-tree.h): Include.
4903 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
4905 (remap_ssa_name): Likewise.
4906 (remap_decl): Likewise.
4907 (remap_type_1): Likewise.
4908 (remap_type): Likewise.
4909 (copy_body_r): Likewise.
4910 (expand_call_inline): Likewise.
4911 (clone_body): Likewise.
4912 (copy_tree_r): Likewise.
4913 (remap_save_expr): Likewise.
4914 (unsave_r): Likewise.
4915 (unsave_expr_now): Likewise.
4916 (tree_function_versioning): Likewise.
4917 (build_duplicate_type): Likewise.
4918 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
4919 (struct copy_body_data): Replace splay-tree by pointer-map.
4920 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
4921 not $(SPLAY_TREE_H).
4922 (gimplify.o): Depend on $(SPLAY_TREE_H).
4923 (omp-low.p): Likewise.
4925 2007-03-31 Anatoly Sokolov <aesok@post.ru>
4927 * config/avr/predicates.md (even_register_operand,
4928 odd_register_operand): New predicates.
4929 * config/avr/avr.md (movw peephole2): New.
4930 (movw_r peephole2): New.
4932 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
4934 * tree.h (get_signed_or_unsigned_type): New.
4935 * fold-const.c (operand_equal_for_comparison_p): Use
4936 get_signed_or_unsigned_type instead of
4937 lang_hooks.types.signed_or_unsigned_type.
4938 * expr.c (store_expr): Ditto.
4939 * langhooks.c (get_signed_or_unsigned_type): New.
4940 (lhd_signed_or_unsigned_type): New.
4941 * langhooks.h (lhd_signed_or_unsigned_type): New.
4942 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
4944 2007-03-30 Richard Henderson <rth@redhat.com>
4946 * tree-ssa-loop-ivopts.c: Include target.h.
4947 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
4948 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
4949 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
4950 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
4952 2007-03-30 Richard Henderson <rth@redhat.com>
4953 Kai Tietz <kai.tietz@onevision.com>
4955 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
4957 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
4958 (TARGET_64BIT_MS_ABI): New.
4959 (DBX_REGISTER_NUMBER): Handle 64-bit.
4960 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
4961 (LONG_TYPE_SIZE): Force to 32.
4962 (REG_PARM_STACK_SPACE): New.
4963 (OUTGOING_REG_PARM_STACK_SPACE): New.
4964 (REGPARM_MAX, SSE_REGPARM_MAX): New.
4965 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4966 (STACK_BOUNDARY): Use 128 for 64-bit.
4967 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
4968 Add 64-bit implementation.
4969 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
4971 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
4972 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
4973 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
4974 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
4975 (ix86_handle_cconv_attribute): Don't warn when ignoring if
4976 TARGET_64BIT_MS_ABI.
4977 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
4978 (ix86_pass_by_reference): Likewise.
4979 (ix86_function_value_regno_p): Likewise.
4980 (ix86_build_builtin_va_list): Likewise.
4981 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
4982 (function_arg_advance_ms_64): New.
4983 (function_arg_advance): Call it.
4984 (function_arg_ms_64): New.
4985 (function_arg): Call it.
4986 (function_value_ms_64): New.
4987 (ix86_function_value_1): Call it.
4988 (return_in_memory_ms_64): New.
4989 (ix86_return_in_memory): Call it.
4990 (setup_incoming_varargs_ms_64): New.
4991 (ix86_setup_incoming_varargs): Call it.
4992 (ix86_expand_prologue): Handle 64-bit stack probing.
4993 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
4994 (output_pic_addr_const): Likewise.
4995 (x86_this_parameter): Likewise.
4996 (x86_output_mi_thunk): Likewise.
4997 (x86_function_profiler): Likewise.
4998 (TARGET_STRICT_ARGUMENT_NAMING): New.
4999 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5000 (TARGET_64BIT_MS_ABI): New.
5001 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5002 * config/i386/i386.md (allocate_stack_worker): Remove.
5003 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5004 describe the clobber of eax without a match_scratch.
5005 (allocate_stack_worker_postreload): Remove.
5006 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5007 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5008 (allocate_stack_worker_rex64_postreload): Remove.
5009 (allocate_stack): Handle 64-bit.
5010 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5011 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5012 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5013 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5014 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5015 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5016 * config.build (x86_64-*-mingw*): New host.
5017 * config.host (x86_64-*-mingw*): New host.
5018 * config.gcc (x86_64-*-mingw*): New target.
5019 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5021 2007-03-30 Richard Henderson <rth@redhat.com>
5022 Kai Tietz <kai.tietz@onevision.com>
5024 * c-pragma.c (struct def_pragma_macro_value): New.
5025 (struct def_pragma_macro): New.
5026 (pushed_macro_table): New.
5027 (dpm_hash, dpm_eq): New.
5028 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5029 (init_pragma): Install them.
5030 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5032 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5034 * config/avr/avr.c (avr_override_options): Clear
5035 'flag_delete_null_pointer_checks'.
5037 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5040 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5041 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5042 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5043 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5044 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5045 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5046 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5048 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5050 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5052 * regmove.c: Move all of pass_stack_adjustments from here...
5053 * combine-stack-adj.c: ...to this new file.
5054 * Makefile.in: Add rules for combine-stack-adj.o.
5056 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5058 PR tree-optimization/31383
5059 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5060 to have the same length.
5062 2007-03-30 Jan Hubicka <jh@suse.cz>
5065 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5066 availablility; add more sanity checking; ask varpool only about
5069 2007-03-29 Richard Henderson <rth@redhat.com>
5071 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5072 to decide, but __SIZEOF_LONG_LONG__.
5074 2007-03-29 Richard Henderson <rth@redhat.com>
5076 * emutls.c (struct __emutls_array): New.
5077 (emutls_destroy): Use it instead of casting element 0 from void*.
5078 (__emutls_get_address): Likewise.
5080 2007-03-29 Richard Henderson <rth@redhat.com>
5082 * varasm.c (initializer_constant_valid_p): Don't deny
5083 DECL_DLLIMPORT_P on functions.
5085 * config/i386/cygming.h: Remove function declarations.
5086 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5087 (ASM_OUTPUT_LABELREF): Remove.
5088 (COMMON_ASM_OP): Remove.
5089 (ASM_OUTPUT_COMMON): Remove.
5090 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5091 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5092 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5093 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5094 Rename from TARGET_ENCODE_SECTION_INFO.
5095 * config/i386/netware.h: Likewise.
5096 * config/i386/i386-protos.h: Update.
5097 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5098 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5099 (legitimate_constant_p): Reject dllimports.
5100 (dllimport_map, get_dllimport_decl): New.
5101 (legitimize_dllimport_symbol): New.
5102 (legitimize_address, ix86_expand_move): Use it.
5103 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5104 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5105 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5106 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5107 * config/i386/predicates.md (constant_call_address_operand): Only
5108 accept symbols; reject dllimport_p symbols.
5109 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5110 i386_pe_maybe_record_exported_symbol.
5111 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5112 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5113 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5114 trust the setting of DECL_DLLIMPORT_P.
5115 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5116 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5117 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5118 tidy the argument scanning loop.
5119 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5120 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5121 (i386_pe_strip_name_encoding): Remove.
5122 (i386_pe_binds_local_p): New.
5123 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5124 (i386_pe_output_labelref): Remove.
5125 (i386_pe_asm_output_aligned_decl_common): New.
5126 (i386_pe_maybe_record_exported_symbol): Rename from
5127 i386_pe_record_exported_symbol; check for dllexported symbols.
5129 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5131 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5132 add comment explaining why vsnprintf cannot be used.
5134 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5136 PR tree-optimization/30666
5137 * tree.c (build_complex_type): When creating type names for DWARF2
5138 debug info, create TYPE_DECLs for TYPE_NAME instead of
5140 (build_common_tree_nodes_2): Use build_complex_type when building
5141 predefined complex types, to preserve canonical types.
5143 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5145 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5146 (noce_get_alt_condition): Look at it to determine whether to
5147 reverse the condition or not.
5148 (noce_get_condition): Substitute the truth for lies.
5149 (noce_find_if_block): Set the then_else_reversed field.
5151 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5153 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5154 destination of this insn.
5155 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5156 than calling gen_rtx_SET directly. Use r0 to hold the value of
5157 'address + 4' rather than a stack based temporary which can be
5160 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5162 * config/s390/s390.c (s390_secondary_input_reload_class,
5163 s390_secondary_output_reload_class): Functions removed.
5164 (s390_secondary_reload): New function.
5165 (TARGET_SECONDARY_RELOAD): Target macro defined.
5166 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5167 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5168 * config/s390/s390.md ("reload_outti", "reload_outdi",
5169 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5170 "reload_out<mode>"): Expanders removed.
5171 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5172 "reload<mode>_nonoffmem_out"): Expanders added.
5174 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5176 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5177 SRC->DEST replacement failed anyway.
5179 2007-03-28 Mike Stump <mrs@apple.com>
5181 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5182 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5183 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5185 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5187 * config.gcc: Accept barcelona as a variant of amdfam10.
5188 * config/i386/i386.c (override_options): Likewise.
5189 * doc/invoke.texi: Likewise.
5191 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5193 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5194 offsets for BIT_FIELD_REF and COMPONENT_REF.
5196 2007-03-28 Richard Guenther <rguenther@suse.de>
5198 * tree.c (is_global_var): Move ...
5199 * tree-flow-inline.h (is_global_var): ... here.
5200 * tree.h (is_global_var): Remove declaration.
5202 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5204 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5206 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5207 * config/i386/i386.c (ix86_tune_features): Initialize new
5209 * config/i386/predicates.md (promotable_binary_operator): Use
5210 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5212 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5215 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5217 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5219 * config/fr30/fr30.md (movsi_internal): Change destination
5220 constraint from m to V and add m to the end.
5222 2007-03-28 Christian Bruel <christian.bruel@st.com>
5224 * config/sh/sh.md (movsi_i): Fix type attribute.
5226 2007-03-28 Christian Bruel <christian.bruel@st.com>
5228 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5229 (movsf_ie): Likewise.
5231 2007-03-28 Christian Bruel <christian.bruel@st.com>
5233 * config.gcc: Add sh4-300 to multilib.
5234 * config/sh/t-mlib-sh4-300: New file.
5236 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5238 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5239 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5241 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5242 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5243 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5244 "fixuns_trunctddi2"): Whitespace fix.
5246 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5248 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5249 the definition of struct sh_args.
5250 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5251 CALL_COOKIE_INT_REG_GET): Likewise.
5253 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5255 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5256 transformations are applied successfully.
5258 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5260 * tree.c (tree_contains_struct): Permit 512 tree codes.
5261 * tree.h (tree_contains_struct): Ditto.
5262 (MAX_TREE_CODES): Ditto.
5263 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5264 SPARE member to store remaining padding bits.
5266 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5268 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5271 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5273 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5274 * configure: Regenerate.
5276 * configure: Regenerate using the correct version of autoconf.
5278 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5280 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5282 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5283 regs to "__SP_L__" and "__SP_H__".
5285 2007-03-27 Richard Guenther <rguenther@suse.de>
5287 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5288 computations with it with a HOST_WIDE_INT variable.
5290 2007-03-26 Mike Stump <mrs@apple.com>
5292 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5293 objective-c-header, objective-c++-header and objc++-cpp-output
5295 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5297 2007-03-26 Richard Henderson <rth@redhat.com>
5300 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5301 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5302 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5303 IX86_BUILTIN_PSRLQ128): New.
5304 (ix86_init_mmx_sse_builtins): Add them.
5305 (ix86_expand_builtin): Expand them.
5306 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5307 operand 2 be TImode.
5308 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5309 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5310 _mm_srli_epi64): Mark __B const.
5311 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5312 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5313 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5314 new two-vector shift builtins.
5316 2007-03-26 Ian Lance Taylor <iant@google.com>
5318 PR tree-optimization/31345
5319 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5320 [+INF, +INF(OVF)] into VARYING.
5322 2007-03-26 Zack Weinberg <zackw@panix.com>
5324 * gengtype-parse.c: New file.
5325 * gengtype-yacc.y: Delete.
5326 * gengtype-lex.l: Don't include gengtype-yacc.h.
5327 Define YY_DECL and yyterminate appropriately for recursive
5328 descent parser. yylval is now a string out-parameter to yylex.
5329 (HWS, EOID): New shorthand.
5330 (IWORD): Add a couple more types.
5331 (yylex): Add a setup stanza. Remove the complex rules for
5332 detecting GTY'ed types and typedefs; replace with simple
5333 keyword detectors. Adjust everything for the changed
5334 definition of yylval. Ignore all pp-directives, not just #define.
5336 (parse_file): Rename yybegin; do not call yyparse.
5338 * gengtype.c (xasprintf): Export again.
5339 (this_file): New. Use everywhere __FILE__ was being used.
5340 (get_lang_bitmap): Special case types defined in gengtype.c.
5341 (do_typedef, new_structure): Suppress definition of certain types.
5342 (new_structure): Improve diagnostics of duplicate definitions.
5343 Make sure location_s is associated with input.h.
5344 (nreverse_pairs, define_location_structures): New functions.
5345 (main): Improve tagging of kludge types. Remove old kludges
5346 for input.h types; use define_location_structures.
5347 * gengtype.h: Update prototypes. Define token codes here.
5348 * Makefile.in: Remove all references to gengtype-yacc.
5349 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5351 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5352 add GTY((skip)) to the field that's only conditionally there.
5353 * doc/install.texi: Document that Bison is no longer required
5354 unless building treelang.
5356 * gengtype.c: Don't include gtyp-gen.h.
5357 (srcdir): Declare here.
5358 (base_files, lang_dir_names): Allocate dynamically.
5359 (gt_files, num_gt_files, num_lang_dirs): New globals.
5360 (measure_input_list, read_input_line, read_input_list)
5361 (set_lang_bitmap): New functions.
5362 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5363 simplify, relying on read_input_list to set up the bitmaps.
5364 (main): Arguments are no longer unused. Check for correct number
5365 of command line arguments, set srcdir and srcdir_len, then call
5366 read_input_list, before doing anything else. No need to worry
5367 about duplicates in main loop.
5368 * configure.ac: Simplify the calculation of all_gtfiles.
5369 Put language tags in there. Don't set or substitute
5370 all_gtfiles_files_langs or all_gtfiles_files_frags.
5371 * Makefile.in: Revamp the way gengtype is invoked, now that it
5372 takes a file on its command line with a much simpler format.
5373 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5374 (GTFILES): Remove duplicates and C source files.
5375 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5376 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5377 * configure: Regenerate.
5379 * gengtype.h: Remove all type definitions to gengtype.c; leave
5380 only definitions of options_p, type_p, and pair_p as opaque
5381 pointers. Update prototypes.
5382 * gengtype.c: Many type definitions moved here from gengtype.h.
5383 Consolidate type definitions at the top of the file.
5384 (xvasprintf): Delete.
5385 (xasprintf): Make static.
5386 (create_nested_pointer_option): Add 'next' parameter.
5387 (create_field_all, create_field_at): New functions.
5388 (create_field): Now a thin wrapper around create_field_all.
5389 (create_optional_field): Rename create_optional_field_ and add
5390 line argument. Original name is now a macro which supplies
5392 (oprintf): Use vsnprintf directly.
5393 (close_output_files): Use fatal rather than perror/exit.
5394 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5395 (main): Set progname. Don't use exit.
5396 * gengtype-yacc.y (struct_fields): Use create_field_at.
5397 (option, optionseqopt): Delete.
5398 (optionseq): Consolidate productions from option here so we
5399 can use the first argument to create_option.
5401 * gengtype-lex.l: Distinguish unions from structures in the
5402 token type. Don't call find_structure; return the tag as a string.
5403 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5404 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5405 Reorganize typedef_struct production accordingly.
5406 Use create_nested_ptr_option.
5407 * gengtype.c (create_nested_ptr_option): New function.
5408 * gengtype.h: Declare it.
5410 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5411 (string_type): Don't declare.
5412 (do_scalar_typedef): Declare.
5413 (create_scalar_type): Update prototype.
5414 * gengtype.c (string_type): Make static.
5415 (scalar_nonchar, scalar_char): New.
5416 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5417 (resolve_typedef): Use scalar_nonchar for error recovery.
5418 (create_scalar_type): Remove name_len field. Return scalar_char
5419 or scalar_nonchar as appropriate.
5420 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5422 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5424 (main): Initialize scalar_char and scalar_nonchar before calling
5426 * gengtype-lex.l: Adjust for removal of second argument to
5427 create_scalar_type. Use yylval.s instead of yylval.t when
5429 * gengtype-yacc.y: Type of SCALAR is string. Call
5430 create_scalar_type from type:SCALAR rule. Adjust for removal of
5431 second argument to create_scalar_type.
5433 * vec.h: Remove all #if IN_GENGTYPE blocks.
5434 Add comment saying that changes may require adjustments to gengtype.
5435 * gengtype.c: Don't include coretypes.h or tm.h.
5436 Add comment to inclusion of errors.h.
5437 (note_def_vec, note_def_vec_alloc): New functions.
5438 * gengtype.h: Declare new functions.
5439 * gengtype-lex.l: Don't include coretypes.h.
5440 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5442 (update_lineno): Remove unnecessary prototype.
5443 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5444 (VEC rule): Just return VEC_TOKEN.
5445 * gengtype-yacc.y (VEC_TOKEN): New token type.
5446 (type): Add a production for VEC(a,b).
5447 * Makefile.in: Update dependencies.
5449 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5450 typedefs that use the old PARAMS macro.
5452 * gengtype-lex.l: Remove all rules and states relating to yacc
5454 * gengtype-yacc.y: Similarly.
5455 * gengtype.c (note_yacc_type): Delete function.
5456 * gengtype.h: Update prototypes.
5458 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5460 * tree-pretty-print.c (dump_generic_node): Report precision of
5461 unnamed integer types.
5463 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5465 * ifcvt.c (noce_try_store_flag_constants): Don't check
5466 no_new_pseudos here.
5467 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5468 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5469 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5470 noce_try_sign_mask): Likewise.
5471 (if_convert): Check no_new_pseudos here.
5473 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5475 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5476 (noce_get_condition): Handle new then_else_reversed argument.
5477 (noce_init_if_info): Remove, fold into noce_find_if_block.
5478 (noce_process_if_block): Take a struct noce_if_info as the
5479 argument. Don't set up one based on ce_if_info. Update pointer
5480 references accordingly.
5481 (cond_move_process_if_block): Likewise.
5482 (process_if_block): Removed.
5483 (find_if_block): Removed. Move functionality two new functions,
5484 noce_find_if_block and cond_exec_find_if_block.
5485 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5486 blocks and the symmetric IF-ELSE-JOIN case.
5487 (cond_exec_find_if_block): Also new function mostly based on old
5488 find_if_block and process_if_block.
5489 (find_if_header): Replace find_if_block call with separately
5490 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5491 (find_cond_trap): Update noce_get_condition call.
5492 (dead_or_predicable): Likewise.
5494 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5496 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5498 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5499 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5500 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5501 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5502 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5503 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5504 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5505 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5506 __builtin_ia32_psrad128 builtins.
5508 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5510 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5511 * config/i386/constraints.md
5512 (define_constraint "I"): Use IN_RANGE macro.
5513 (define_constraint "J"): Ditto.
5514 (define_constraint "K"): Ditto.
5515 (define_constraint "M"): Ditto.
5516 (define_constraint "N"): Ditto.
5517 (define_constraint "O"): Ditto.
5518 * config/i386/predicates.md
5519 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5520 (define_predicate "const_0_to_3_operand"): Ditto.
5521 (define_predicate "const_0_to_7_operand"): Ditto.
5522 (define_predicate "const_0_to_15_operand"): Ditto.
5523 (define_predicate "const_0_to_63_operand"): Ditto.
5524 (define_predicate "const_0_to_255_operand"): Ditto.
5525 (define_predicate "const_1_to_31_operand"): Ditto.
5526 (define_predicate "const_2_to_3_operand"): Ditto.
5527 (define_predicate "const_4_to_7_operand"): Ditto.
5529 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5531 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5532 in SImode for save_world.
5533 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5536 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5538 PR tree-optimization/30784
5539 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
5542 2007-03-25 Revital Eres <eres@il.ibm.com>
5544 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
5545 Fold movement_possibility function into it.
5547 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5549 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
5550 (load_macho_picbase_{si,di}): Convert to LR hard reg.
5551 (call_indirect_nonlocal_darwin64): Same.
5552 (call_nonlocal_darwin64): Same.
5553 (call_value_indirect_nonlocal_darwin64): Same.
5554 (call_value_nonlocal_darwin64): Same.
5555 (sibcall_nonlocal_darwin64): Same.
5556 (sibcall_value_nonlocal_darwin64): Same.
5557 (sibcall_symbolic_64): Same.
5558 (sibcall_value_symbolic_64): Same.
5559 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
5561 (rs6000_emit_load_toc_table): Same.
5562 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
5563 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
5569 (load_toc_v4_pic_si): Same
5570 (load_toc_v4_PIC_1): Same.
5571 (load_toc_v4_PIC_1b): Same.
5572 (call_indirect_aix{32,64}): Same.
5573 (call_value_indirect_aix{32,64}): Same.
5576 (call_local{32,64}): Same.
5577 (call_value_local{32,64}): Same.
5578 (call_indirect_nonlocal_aix{32,64}): Same.
5579 (call_nonlocal_aix{32,64}): Same.
5580 (call_value_indirect_nonlocal_aix{32,64}): Same.
5581 (call_value_nonlocal_aix{32,64}): Same.
5582 (call_indirect_nonlocal_sysv<mode>): Same.
5583 (call_nonlocal_sysv<mode>): Same.
5584 (call_value_indirect_nonlocal_sysv<mode>): Same.
5585 (call_value_nonlocal_sysv<mode>): Same.
5587 (sibcall_local{32,64}): Same.
5588 (sibcall_value_local{32,64}): Same.
5589 (sibcall_nonlocal_aix{32,64}): Same.
5590 (sibcall_value_nonlocal_aix{32,64}): Same.
5591 (sibcall_nonlocal_sysv<mode>): Same.
5592 (sibcall_value): Same.
5593 (sibcall_value_nonlocal_sysv<mode>): Same.
5595 2007-03-24 Paul Brook <paul@codesourcery.com>
5597 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
5598 * config/arm/linux-eabi.h: Remove legacy syscall hack.
5600 2007-03-24 Richard Henderson <rth@redhat.com>
5602 * config/ia64/constraints.md: New file.
5603 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
5604 satisfies_constraint_?.
5605 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
5606 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
5607 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
5608 ia64_output_mi_thunk): Likewise.
5609 (ia64_const_ok_for_letter_p): Remove.
5610 (ia64_const_double_ok_for_letter_p): Remove.
5611 (ia64_extra_constraint): Remove.
5612 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
5613 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
5614 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
5615 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
5616 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
5617 EXTRA_MEMORY_CONSTRAINT): Remove.
5618 * config/ia64/ia64.md: Include constriants.md. Replace
5619 CONST_OK_FOR_? with satisfies_constraint_?.
5621 2007-03-23 Michael Meissner <michael.meissner@amd.com>
5622 H.J. Lu <hongjiu.lu@intel.com>
5624 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
5626 (name macros): Use DPD_BID_NAME to convert names properly.
5628 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
5629 decimal floating point format.
5630 (init_floating_libfuncs): Change decimal functions so that they
5631 have a "bid_" prefix if the decimal system uses the BID format,
5632 and "dpd_" prefix if the decimal system uses the DPD format.
5633 (init_interclass_conv_libfuncs): Ditto.
5634 (init_intraclass_conv_libfuncs): Ditto.
5636 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5637 using the BID format.
5639 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5640 whether we are using the BID decimal format.
5641 * configure: Regenerate.
5643 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5644 the compiler has decimal floating point enabled. Define
5645 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5648 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5649 using the BID format.
5651 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5652 whether we are using the BID decimal format.
5653 * configure: Regenerate.
5655 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5656 the compiler has decimal floating point enabled. Define
5657 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5660 * doc/install.texi (--enable-decimal-float): Document BID and DPD
5661 options, and that it is enabled for i386/x86_64 systems.
5663 * Makefile.in (enable_decimal_float): New.
5665 (DECNUMINC): Add -I$(DECNUMFMT).
5666 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
5667 to $(DECNUMFMT) from $(DECNUM).
5669 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
5670 Substitute enable_decimal_float.
5671 * configure: Regenerated.
5674 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
5677 * configure.ac: Enable decimal float for x86_64-*-linux*.
5678 * configure: Regenerated.
5681 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
5682 decimal128ClearSign to flip and clear the sign bit in decimal128.
5683 (decimal_real_maxval): Set decimal128SetSign to set the sign
5686 2007-03-23 Ian Lance Taylor <iant@google.com>
5688 * fold-const.c (fold_binary): Correct warning for X - c >= X.
5690 2007-03-23 Ian Lance Taylor <iant@google.com>
5692 * tree-dump.c (dump_files): Correct comment.
5694 2007-03-23 Ian Lance Taylor <iant@google.com>
5696 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
5698 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
5700 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
5701 in cfglayout mode. Don't go into and out of cfglayout mode.
5702 Link the blocks in the order of the constructed traces.
5703 (rest_of_handle_tracer): Adjust call to tracer.
5704 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
5705 Don't go into cfglayout mode.
5706 (rtl_loop_done): Don't go out of cfglayout mode.
5707 * cfglayout.c (relink_block_chain): New function, split out from...
5708 (fixup_reorder_chain): ...here. Remove redundant checking.
5709 (cfg_layout_finalize): Don't clear the header, footer, and aux
5710 fields here, move the code to do so to relink_block_chain. Likewise
5711 for free_original_copy_tables.
5712 * rtl.h (tracer): Update prototype.
5713 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
5714 Assert we are in cfglayout mode. Don't go into and out of cfglayout
5715 mode. Use relink_block_chain to serialize the CFG according to the
5716 new basic block order. Move targetm.cannot_modify_jumps_p check from
5718 (gate_handle_reorder_blocks): ...to here.
5719 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
5721 (gate_duplicate_computed_gotos): ...to here.
5722 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
5723 something always changes when going into and out of cfglayout mode.
5724 Perform an expensive cfg cleanup while going into cfglayout mode.
5725 Always update liveness information on HAVE_conditional_execution
5726 targets. Reserialize the basic blocks and go out of cfglayout mode.
5727 * reg-stack.c: Include cfglayout.h.
5728 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
5729 the call to reorder_basic_blocks.
5730 * basic-block.h (reorder_basic_blocks): Update prototype.
5731 (relink_block_chain): New prototype.
5732 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
5734 2007-03-23 Joseph Myers <joseph@codesourcery.com>
5736 * config/mips/mips.md (type, hazard, *movdi_32bit,
5737 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
5738 *movhi_internal, *movqi_internal, *movsf_hardfloat,
5739 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
5740 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
5741 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
5743 (movcc): Change first xfer to multi.
5744 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
5745 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
5746 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
5747 config/mips/generic.md: Change reservations using "xfer" to use
5749 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
5750 using match_operand.
5751 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
5752 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
5754 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
5756 2007-03-22 Richard Henderson <rth@redhat.com>
5758 * config/i386/i386.c: Remove unnecessary function declarations.
5759 Move targetm definition, and all related macros, to the end of
5760 the file. Resort some functions to put definitions before uses.
5761 (ix86_attribute_table): Make static. Move to end of file.
5762 (ix86_gimplify_va_arg): Make static.
5764 2007-03-22 Richard Henderson <rth@redhat.com>
5766 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
5767 don't increase local_regparm with force_align_arg_pointer check.
5768 (ix86_function_sseregparm): Assert 32-bit.
5769 (type_has_variadic_args_p): New.
5770 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
5771 type_has_variadic_args_p.
5772 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
5773 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
5774 use memset instead. Do maybe_vaarg check first; skip attribute
5775 tests if true; skip attribute tests for 64-bit.
5776 (construct_container): Remove TARGET_DEBUG_ARG.
5777 (function_arg_advance_32, function_arg_advance_64): Split out ...
5778 (function_arg_advance): ... from here.
5779 (function_arg_32, function_arg_64): Split out ...
5780 (function_arg): ... from here.
5781 (ix86_pass_by_reference): Tidy.
5782 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
5783 (function_value_32): New, from parts of ix86_function_value
5784 and ix86_value_regno.
5785 (function_value_64): New, from parts of ix86_function_value
5786 and ix86_libcall_value.
5787 (ix86_function_value_1): New.
5788 (ix86_function_value, ix86_libcall_value): Use it.
5789 (return_in_memory_32, return_in_memory_64): Split out ...
5790 (ix86_return_in_memory): ... from here.
5791 (ix86_struct_value_rtx): Skip for 64-bit.
5792 (ix86_libcall_value, ix86_value_regno): Remove.
5793 (setup_incoming_varargs_64): Split out ...
5794 (ix86_setup_incoming_varargs): ... from here.
5795 (ix86_va_start): Remove TARGET_DEBUG_ARG.
5796 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
5797 * config/i386/i386-protos.h (ix86_function_value): Remove.
5798 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
5800 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5803 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
5804 infinities not supported, otherwise emit warning if -Woverflow. On
5805 underflow, emit warning if -Woverflow.
5806 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
5808 * real.h (real_from_string): Update declaration
5810 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
5811 Richard Henderson <rth@redhat.com>
5813 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
5814 * calls.c (compute_argument_block_size, expand_call,
5815 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
5816 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
5817 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
5818 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
5819 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
5820 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
5821 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
5822 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
5825 2007-03-22 Joseph Myers <joseph@codesourcery.com>
5827 * c-incpath.c (add_sysroot_to_chain): New.
5828 (merge_include_chains): Add sysroot argument. Call
5829 add_sysroot_to_chain if sysrooted.
5830 (register_include_chains): Update call to merge_include_chains.
5831 * doc/cppopts.texi: Document use of '=' in include directory
5834 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
5836 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
5837 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
5838 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
5839 insn pattern using X87MODEF12 mode macro.
5841 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
5843 * regmove.c (regmove_optimize): Use reg_mentioned_p
5844 instead of reg_overlap_mentioned_p for DST.
5846 2007-03-21 Mike Stump <mrs@apple.com>
5848 * c.opt: Fixup for Objective-C/C++.
5850 2007-03-21 Steve Ellcey <sje@cup.hp.com>
5852 * explow.c (convert_memory_address): Fold memory reference when
5853 POINTERS_EXTEND_UNSIGNED < 0
5855 2007-03-21 Richard Henderson <rth@redhat.com>
5858 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
5859 * config/i386/mmintrin.h (__m64): Likewise.
5860 * config/i386/xmmintrin.h (__m128): Likewise.
5862 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5864 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
5865 (VXWORKS_OS_CPP_BUILTINS): Define.
5866 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
5867 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
5869 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5871 * rtl.h (constant_pool_reference_p): Delete.
5872 (find_constant_src): Declare.
5873 * rtlanal.c (find_constant_src): New function.
5874 * simplify-rtx.c (constant_pool_reference_p): Delete.
5875 * config/i386/i386.md: Use find_constant_src instead of
5876 constant_pool_reference_p/avoid_constant_pool_reference pairs.
5878 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5880 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
5881 * c-cppbuiltin.c (c_cpp_builtins): Define them.
5883 2007-03-20 Mark Mitchell <mark@codesourcery.com>
5885 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
5886 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
5887 (arm_elf_asm_constructor): Use it.
5888 (arm_elf_asm_destructor): New function.
5890 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
5892 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5894 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
5896 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
5898 2007-03-19 Andrew Haley <aph@redhat.com>
5900 PR tree-optimization/31264
5901 * tree-vrp.c (register_edge_assert_for_1): Don't look though
5904 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
5906 PR rtl-optimization/30907
5907 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
5908 (fwprop_init): Always call loop_optimizer_initialize.
5909 (fwprop_done): Always call loop_optimizer_finalize.
5910 (fwprop): We always have loop info now.
5911 (gate_fwprop_addr): Remove.
5912 (pass_fwprop_addr): Use gate_fwprop as gate.
5914 PR rtl-optimization/30841
5915 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
5916 df_chain_alloc): Call df_reorganize_refs unconditionally.
5917 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
5918 refs_organized to refs_organized_size.
5919 (df_ref_create_structure): Use refs_organized_size instead of
5920 bitmap_size if refs had been organized, and keep refs_organized_size
5922 * df.h (struct df_ref_info): Change refs_organized to
5923 refs_organized_size.
5924 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
5927 2007-03-19 Mark Mitchell <mark@codesourcery.com>
5929 * except.c (output_function_exception_table): Do not reference the
5930 EH personality routine for functions that do not require an
5933 2007-03-20 Jakub Jelinek <jakub@redhat.com>
5936 * c-typeck.c (convert_for_assignment): Call comptypes for
5937 RECORD_TYPE or UNION_TYPE.
5940 * reload1.c (reload): Do invalid ASM checking after
5941 cleanup_subreg_operands.
5943 2007-03-19 Jeff Law <law@redhat.com>
5945 * tree-cfg.c (find_taken_edge): Tighten conditions for
5946 optimizing computed gotos.
5948 2007-03-19 Michael Matz <matz@suse.de>
5950 * builtins.c (expand_builtin_sync_operation,
5951 expand_builtin_compare_and_swap,
5952 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
5955 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
5956 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
5959 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5961 * doc/tm.texi: Add brackets around the return type of
5962 TARGET_SECONDARY_RELOAD.
5964 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5965 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/31254
5968 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5969 Use handled_component_p () where appropriate. Continue
5970 propagating into the rhs if we propagated into an INDIRECT_REF
5973 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5975 * config/s390/s390.md (op_type attribute): RRR instruction type added.
5976 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5977 (xde, xdee): Mode attributes adjusted to support DFP modes.
5978 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
5979 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
5980 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
5981 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
5982 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
5983 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5984 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
5986 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
5987 "movsf"): Insn definitions removed.
5988 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
5989 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
5990 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
5992 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
5993 "reload_in<mode>", "reload_out<mode>"): Expander added.
5994 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
5997 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5999 * config/s390/s390.md: Only non-functional changes. Renamed
6000 FPR mode macro to BFP all over the file.
6002 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6004 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6005 (op_type attribute): RRF instruction type added.
6006 (fT0): New mode attribute.
6007 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6008 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6009 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6010 no secondary memory is needed when moving DFmode values between GPRs
6013 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6015 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6016 inverted and documentation adjusted.
6017 ("mhard-dfp", "msoft-dfp"): New options.
6018 * config/s390/s390.c (s390_handle_arch_option): New architecture
6020 (override_options): Sanity checks for the new options added.
6021 * config.gcc: New architecture switch: z9-ec.
6022 * config/s390/s390.h (processor_flags): PF_DFP added.
6023 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6024 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6025 when the bit is NOT set so remove it from the defaults.
6027 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6029 * genemit.c (main): Print include statement for dfp.h.
6030 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6033 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6035 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6037 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6040 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6043 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6045 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6046 attr_length_call, output_call, output_indirect_call): Cleanup
6047 formatting of targetm calls.
6049 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6051 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6053 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6055 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6056 reservation, bypass and anti-bypass descriptions for these instructions.
6057 Update move patterns.
6058 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6061 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6063 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6064 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6065 (get_initial_def_for_reduction): Likewise.
6067 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6069 Fix PR tree-optimization/29922
6070 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6071 (get_representative): Removed.
6072 (value_dies_in_block_x): Update for rvuse removal.
6073 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6074 (compute_antic_aux): Handle when PHI nodes appear in
6075 non-single-successors.
6076 (dump_bitmap_of_names): Removed.
6077 (compute_antic_safe): Renamed and removed rvuse calculation.
6078 Calculate only antic safe.
6079 (insert_into_preds_of_block): Remove assert.
6080 (execute_pre): Update for renamed functions.
6081 (defer_or_phi_translate_block): New function.
6083 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6085 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6086 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6088 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6089 Follow spelling conventions.
6091 * tree-data-ref.h: Remove the prototype for analyze_array.
6093 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6095 PR tree-optimization/31041
6096 * tree-vect-transform.c (get_initial_def_for_induction): Call
6097 force_gimple_operand.
6099 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6101 * ipa-type-escape.c (look_for_casts) : Revert code to use
6102 handled_component_p due to ada test a-numaux.adb.
6104 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6106 * final.c (final_scan_insn): Alter the condition of a
6107 conditional trap if we have nonstandard CC.
6109 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6111 * configure.ac: Remove excess quoting from asm line 0 test.
6112 * configure: Rebuilt.
6114 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6116 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6117 * c-common.c (convert_and_check): Move warning logic to...
6118 (warnings_for_convert_and_check): ...here. Define.
6119 * c-common.h (warnings_for_convert_and_check): Declare.
6121 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6123 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6124 (output_call): Likewise.
6126 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6128 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6130 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6132 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6134 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6136 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6137 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6139 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6141 PR tree-optimization/31183
6142 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6143 Use double_int instead of unsigned int for representing access_strides.
6144 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6146 2007-03-16 Richard Guenther <rguenther@suse.de>
6148 PR tree-optimization/31146
6149 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6150 to allow recursion of forward_propagate_addr_expr.
6151 (forward_propagate_addr_into_variable_array_index): Likewise.
6152 (forward_propagate_addr_expr): Likewise.
6153 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6154 (forward_propagate_addr_expr_1): Recurse on simple copies
6155 instead of propagating into them. Do so for useless conversions
6157 (forward_propagate_addr_expr): Clean up unused statements after
6160 2007-03-16 Richard Guenther <rguenther@suse.de>
6162 * builtins.c (expand_builtin_cexpi): Use the right argument
6163 for the expansion via cexp.
6165 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6167 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6168 * configure: Rebuilt.
6170 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6173 * dwarf2out.c (force_type_die): Adjust comment.
6174 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6176 2007-03-15 DJ Delorie <dj@redhat.com>
6178 * config/frv/predicates.md (minmax_operator): Don't check operands
6181 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6183 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6184 Update constant estimates of number of iterations.
6185 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6186 argument renamed to "realistic".
6187 (compute_estimated_nb_iterations): Removed.
6188 (record_niter_bound): New function.
6189 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6190 call record_nonwrapping_iv with upper = false.
6191 (infer_loop_bounds_from_signedness): Pass upper argument to
6192 record_nonwrapping_iv.
6193 (estimate_numbers_of_iterations_loop): Do not call
6194 compute_estimated_nb_iterations. Record estimate based on profile
6195 information. Initialize the constant estimates of number of
6197 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6199 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6200 number of iterations is too small.
6201 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6202 (EST_NOT_AVAILABLE): Removed.
6203 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6204 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6207 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6209 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6210 Handle NE_EXPR guards.
6212 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6215 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6216 Set also -pedantic-errors by default for the preprocessor unless
6217 -fpermissive is given.
6219 2007-03-15 Richard Guenther <rguenther@suse.de>
6223 * builtins.c (expand_builtin_cexpi): As a fallback if we
6224 don't have builtins for sincos or cexp create a function
6225 declaration for cexp and expand to a call to that.
6226 (expand_builtin_int_roundingfn): Always fall
6227 back to floor/ceil and its variants even if they may be
6230 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6233 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6234 jump tables, move the call to delete_dead_jumptables from here...
6235 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6236 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6237 don't allow merging of blocks that try_redirect_by_replacing_jump
6238 also does not handle when not optimizing.
6240 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6241 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6243 * config/i386/i386.md (x86_sahf_1): Correctly handle
6246 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6249 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6250 x86_64_general_operand as operand[2] predicate. Remove "iF"
6251 from operand constraints and use "e" constraint instead.
6252 (*subti3_1, *subti3_1 splitter): Ditto.
6253 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6254 operand[1] predicate.
6256 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6258 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6259 arrays, multiply the access strides by the size of the sub-array.
6260 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6262 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6264 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6265 the configured assembler supports the sahf mnemonic.
6266 * configure: Regenerate.
6267 * config.in: Regenerate.
6269 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6270 emit "sahf" or ".byte\t0x9e" as asm template.
6272 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6275 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6276 option to replace hard coded TARGET_xxx in md file.
6277 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6278 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6279 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6280 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6281 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6282 (X86_TUNE_NOT_VECTORMODE): Ditto.
6283 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6284 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6285 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6286 (TUNE_SLOW_IMUL_IMM8): Ditto.
6287 (TUNE_MOVE_M1_VIA_OR): Ditto.
6288 (TUNE_NOT_UNPAIRABLE): Ditto.
6289 (TUNE_NOT_VECTORMODE): Ditto.
6291 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6294 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6295 tuning options instead of hard coded TARGET_xxx.
6296 (fix ssemode peephole2's): Ditto.
6297 (imul peephole2's): Ditto.
6299 (movdi_or_rex64): Ditto.
6300 (move peephole2): Ditto.
6301 (not peephole2's): Ditto.
6303 2007-03-14 Dirk Mueller <dmueller@suse.de>
6305 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6306 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6307 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6309 * c-parser.c (c_parser_do_statement): Warn about empty body in
6311 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6312 * doc/invoke.texi (-Wempty-body): Update documentation.
6314 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6317 * c-common.h (warn_for_div_by_zero): Declare.
6318 * c-common.c (warn_for_div_by_zero): Define.
6319 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6322 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6324 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6325 to PREFIX and STANDARD_PREFIX.
6327 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6328 Phil Edwards <phil@codesourcery.com>
6330 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6331 (__gthread_once_t): Remove busy field for RTPs.
6332 (__GTHREAD_ONCE_INIT): Update accordingly.
6334 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6336 * doc/invoke.texi: Document VxWorks options.
6338 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6340 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6342 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6344 PR tree-optimization/30590
6345 * tree-nrv.c (tree_nrv): Check for the partial update of the
6348 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6350 * flags.h (flag_random_seed): Remove declaration, in favor of...
6351 * toplev.h (get_random_seed, set_random_seed): ... these.
6352 * tree.c (get_file_function_name): Use the former.
6353 * opts.c (common_handle_option): Use the latter.
6356 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6359 * cse.c (cse_find_path): Do not bail out if a basic block that
6360 we already visited now becomes part of a path that starts at a
6361 different basic block. Just disallow this, to make sure we
6362 visit each basic block at most once.
6364 2007-03-13 Jan Hubicka <jh@suse.cz>
6366 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6367 when profile esitmate is present, calls with very low frequency are
6370 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6372 PR tree-optimization/30730
6373 PR tree-optimization/26900
6374 * tree-ssa-loop-niter.c: Include gmp.h.
6376 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6377 split_to_var_and_offset, determine_value_range,
6378 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6379 bound_difference, bounds_add, bounds_negate,
6380 number_of_iterations_ne_max, dump_affine_iv): New functions.
6381 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6382 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6383 difference of initial and final value of control iv to validate
6385 (number_of_iterations_cond): Add loop parameter. Determine bounds
6386 on the difference of the extremes of the control iv. Add dumps.
6387 (expand_simple_operations): Handle phi nodes.
6388 (simplify_using_initial_conditions): Do not record used conditions.
6389 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6390 Do not set additional_info.
6391 (implies_nonnegative_p, implies_ge_p): Removed.
6392 (derive_constant_upper_bound): Do not use parameter `additional'.
6393 (record_estimate): Parameter `additional' removed. Parameter
6394 `i_bound' added. Do not call derive_constant_upper_bound.
6395 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6396 bound the number of iterations estimate.
6397 (estimate_numbers_of_iterations_loop): Pass the estimate from
6398 the number of iterations analysis to record_estimate.
6399 * tree.h (multiple_of_p): Declare.
6400 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6401 (scev_const_prop): Do not check expression_expensive_p.
6402 * fold-const.c (multiple_of_p): Exported.
6403 * double-int.c (double_int_mask): Exported.
6404 * double-int.h (double_int_mask): Declare.
6405 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6406 field. Added max field.
6408 2007-03-13 David Taylor <taylor@candd.org>
6411 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6414 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6417 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6418 two unamed patterns.
6420 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6422 * config/i386/i386.opt (mcx16, msahf): New options.
6423 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6424 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6426 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6427 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6428 Output -mcx16 and -msahf options when corresponding bit is set.
6430 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6433 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6435 * configure.ac: Test for assembler tolerance to # 0 "".
6436 * configure, config.in: Rebuilt.
6437 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6439 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6441 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6443 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6444 (handle_syscall): Handle direct system calls.
6445 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6447 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6449 * doc/invoke.texi: Fix cpp.info cross-reference.
6450 * doc/passes.texi: Fix gcc.info cross-reference.
6452 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6454 PR tree-optimization/30835
6455 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6456 bb_for_stmt is not NULL before accessing it.
6458 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6460 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6463 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6466 * doc/install.texi: Document --enable-stage1-languages
6468 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6470 * tree-pass.h (pass_into_cfg_layout_mode,
6471 pass_outof_cfg_layout_mode): Declare.
6472 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6473 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6474 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6475 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6477 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6479 * c-decl.c (warn_variable_length_array): New function.
6480 Refactored from grokdeclarator to handle warn_vla
6481 and handle unnamed array case.
6482 (grokdeclarator): Refactored VLA warning case.
6483 * c.opt (Wvla): New flag.
6484 * doc/invoke.texi (Wvla): New warning.
6486 2007-03-12 Richard Henderson <rth@redhat.com>
6488 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6489 (TARGET_SECTION_TYPE_FLAGS): New.
6491 2007-03-12 Richard Henderson <rth@redhat.com>
6493 * config/darwin.c (machopic_reloc_rw_mask): New.
6494 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6495 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6497 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6499 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6500 * cppdefault.h (cpp_PREFIX): Document.
6501 (cpp_PREFIX_len): Likewise.
6502 (cpp_EXEC_PREFIX): New variable.
6503 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6504 * c-incpath.c (add_standard_paths): Correct logic for relocating
6505 paths within prefix.
6507 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6509 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6510 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6512 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6513 fix_truncdfdi_sse using SSEMODEF mode macro.
6514 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6515 fix_truncdfsi_sse using SSEMODEF mode macro.
6516 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6517 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6519 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6521 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6524 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6526 * tree.h : Add multiple_of_p declaration.
6527 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6528 * ipa-type-escape.c (results_of_malloc): Redundant.
6529 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6530 (cast_type): Extended with new members.
6531 (check_cast): Returns cast_type.
6532 (cast): New structure for data of walk_use_def_chains.
6533 (is_malloc_result, is_cast_from_non_pointer_1,
6534 is_cast_from_non_pointer,
6535 is_array_access_through_pointer_and_index): New functions.
6536 (look_for_casts): Returns cast types.
6537 (check_call): Returns void.
6538 (okay_pointer_operation): Use support of pointer plus index,
6539 pointer plus constant and allow all multiplications.
6541 2007-03-11 Richard Guenther <rguenther@suse.de>
6543 PR tree-optimization/31115
6544 * tree-vrp.c (extract_range_from_binary_expr): Make sure
6545 the shift count is positive and non-anti-range for RSHIFT_EXPR.
6546 A shift count of zero is not special as with *_DIV_EXPR.
6547 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
6550 2007-03-11 Ian Lance Taylor <iant@google.com>
6552 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
6553 the *_DIV_EXPR codes correctly with overflow infinities.
6555 2007-03-11 Ira Rosen <irar@il.ibm.com>
6557 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
6558 indicate success/failure of the analysis. Add negation to subtrahend
6559 in case of subtraction. Fail if both operands contain constants.
6560 (create_data_ref): Fail if analyze_offset fails.
6562 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
6564 * config/i386/i386.md (frndintxf2): Rename to ...
6565 (rintxf2): ... this. Remove expander having same name.
6566 (rintsf2, rintdf2): Implement using SSEMODEF macro.
6567 (roundsf2, rounddf2): Ditto.
6568 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
6569 (lround<mode>di2, lround<mode>si2): Ditto.
6571 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
6573 * lower-subreg.c: Include except.h.
6574 (decompose_multiword_subregs): Verify that the only control flow
6575 insns we can split are loads to multi-words pseudos.
6576 Handle breaking such blocks after splitting, instead of calling
6577 find_many_sub_basic_blocks.
6579 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
6580 on the new basic block. Add a lengthy comment explaining why we
6581 thought this was necessary.
6582 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
6584 2007-03-10 Mark Mitchell <mark@codesourcery.com>
6587 * tree.c (walk_type_fields): Recurse into the element type of
6588 ARRAY_TYPEs if there is a pointer set.
6590 2007-03-10 Dirk Mueller <dmueller@suse.de>
6592 * c-common.c (warn_logical_operator): Fix condition.
6594 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
6596 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
6598 * config/darwin.c (machopic_select_section): Remove superfluous
6599 argument in call to categorize_decl_for_section. Remove unused
6602 2007-03-10 Joseph Myers <joseph@codesourcery.com>
6604 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
6606 * configure: Regenerate.
6608 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
6611 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
6612 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
6613 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
6614 Add LABEL_NUSES to emitted label.
6615 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
6616 branch probability value to emitted jump insn.
6617 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
6618 Do not check life information and do not re-arrange input operands
6619 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
6621 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6623 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
6624 the change of decode_asm_operands.
6626 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6628 * mode-switching.c (create_pre_exit): Skip blockage insn.
6630 2007-03-09 Diego Novillo <dnovillo@redhat.com>
6632 * tree-pass.h (TODO_update_smt_usage): Remove.
6634 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6638 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6640 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
6641 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
6642 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
6645 2007-03-09 Geoffrey Keating <geoffk@apple.com>
6647 * gcc.c: Document %{, in big comment at top.
6648 (input_suffix_matches): Remove special handling for .s and
6650 (input_spec_matches): New.
6651 (handle_braces): Handle %{,.
6652 (validate_switches): ',' indicates a value which is not a switch.
6653 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
6654 to detect assembler input.
6655 * config/i386/sol2.h (CPP_SPEC): Likewise.
6656 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
6657 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6658 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
6659 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
6660 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
6661 -m64 causes deployment target to default to 10.5.
6662 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6664 2007-03-09 Richard Henderson <rth@redhat.com>
6667 * target.h (targetm.asm.out.reloc_rw_mask): New.
6668 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
6669 (TARGET_ASM_OUT): Use it.
6670 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
6671 * varasm.c (categorize_decl_for_section): Remove shlib argument;
6672 use the new reloc_rw_mask target hook instead.
6673 (default_section_type_flags_1): Merge into...
6674 (default_section_type_flags): ... here.
6675 (decl_readonly_section_1): Merge into...
6676 (decl_readonly_section): ... here.
6677 (default_elf_select_section_1): Merge into...
6678 (default_elf_select_section): ... here.
6679 (default_unique_section_1): Merge into...
6680 (default_unique_section): ... here.
6681 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
6682 (default_select_rtx_section): Use it.
6683 (default_elf_select_rtx_section): Likewise.
6684 * output.h: Update to match.
6685 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
6686 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
6687 (TARGET_ASM_RELOC_RW_MASK): New.
6688 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
6689 to categorize_decl_for_section.
6690 (x86_64_elf_unique_section): Likewise.
6691 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6692 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
6693 (TARGET_ASM_RELOC_RW_MASK): New.
6694 * config/ia64/ia64.c (ia64_rwreloc_select_section,
6695 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
6696 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
6697 (TARGET_RWRELOC): Remove.
6698 (ia64_section_type_flags): Adjust call to default_section_type_flags.
6699 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6700 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
6701 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
6702 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
6703 (rs6000_xcoff_select_section): Use decl_readonly_section.
6704 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
6705 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6706 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
6707 (TARGET_SECTION_TYPE_FLAGS): Remove.
6708 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
6710 2007-03-09 Roger Sayle <roger@eyesopen.com>
6712 * fold-const.c (fold_comparison): Remove compile-time evaluation of
6713 complex constant equality/inequality comparisons for here.
6714 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
6715 known at compile-time or can be simplified to a scalar comparison.
6716 (fold_relational_const): Move compile-time evaluation of complex
6717 constant equality/inequality comparisons to here.
6719 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6721 PR rtl-optimization/30643
6722 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
6724 (fold_rtx): Recurse, like before 2006-11-03.
6726 2007-03-09 DJ Delorie <dj@redhat.com>
6728 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
6731 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
6733 PR tree-optimization/30375
6734 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
6735 LHS of statements is not the same.
6736 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
6738 2007-03-09 Chao-ying Fu <fu@mips.com>
6740 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
6742 * doc/invoke.texi (-mdspr2): Document new option.
6743 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
6744 New unspec for DSP REV 2.
6745 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
6746 these instructions are extended in DSP REV 2.
6747 (mips-dspr2.md): Include.
6748 * config/mips/mips.opt (mdspr2): New option.
6749 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
6750 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
6751 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
6752 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
6753 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
6754 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
6755 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
6757 (bdesc_map): Add one field of unsupported_target_flags.
6758 (bdesc_arrays): Update entries to have extra fields. Add
6760 (mips_init_builtins): Initialize new function types.
6761 Check unsupported_target_fileds to filter out builtins.
6762 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
6764 (ASM_SPEC): Pass mdspr2 to the assembler.
6765 * config/mips/mips-dspr2.md: New file.
6767 2007-03-09 Sa Liu <saliu@de.ibm.com>
6769 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
6771 2007-03-09 Ian Lance Taylor <iant@google.com>
6773 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
6774 argument) like -Wstrict-overflow=2.
6775 * doc/invoke.texi (Warning Options): Update documentation.
6777 2007-03-09 Dirk Mueller <dmueller@suse.de>
6780 * doc/invoke.texi (-Wlogical-op): Document.
6781 * common.opt (-Wlogical-op): New.
6782 * c-common.h (warn_logical_operator): Declare.
6783 * c-common.c (warn_logical_operator): Define.
6784 * c-typeck.c (parser_build_binary_op): Call
6785 warn_logical_operator.
6787 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6789 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
6790 * final.c (final_scan_insn): Test for non-"" file name.
6792 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
6794 * doc/loop.texi: Document the Omega linear constraints solver.
6795 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
6796 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
6797 omega-hash-table-size, omega-max-keys, and
6798 omega-eliminate-redundant-constraints.
6799 * tree-pass.h (pass_check_data_deps): Declared.
6802 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
6803 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
6804 pass_check_data_deps): New.
6805 * tree-data-ref.c (init_data_ref): Remove declaration.
6806 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
6807 (analyze_array): Renamed init_array_ref, move up initializations.
6808 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
6809 Removed arguments that are set to NULL.
6810 (analyze_indirect_ref): Correct indentation, correct call to
6812 (object_analysis): Call init_array_ref instead of analyze_array.
6813 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
6814 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
6815 of DR_ACCESS_FNS_ADDR.
6816 (init_omega_eq_with_af, omega_extract_distance_vectors,
6817 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
6818 ddr_consistent_p): New.
6819 (compute_affine_dependence): Check consistency of ddrs when
6820 flag_check_data_deps is passed.
6821 (analyze_all_data_dependences): Uncomment.
6822 (tree_check_data_deps): New.
6823 * tree-data-ref.h: Include omega.h.
6824 (DR_ACCESS_FNS_ADDR): Removed.
6825 (data_dependence_relation): Add inner_loop.
6826 (DDR_INNER_LOOP): New.
6827 * common.opt (fcheck-data-deps): New.
6828 * tree-flow.h (tree_check_data_deps): Declare.
6829 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
6830 (OBJS-common): Depend on omega.o.
6832 * passes.c (pass_check_data_deps): Scheduled.
6833 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
6834 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
6835 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
6836 PARAM_VECT_MAX_VERSION_CHECKS,
6837 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
6839 2007-03-09 Richard Guenther <rguenther@suse.de>
6841 PR tree-optimization/30904
6843 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
6844 the same way as *_DIV_EXPR.
6846 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6848 * recog.c (decode_asm_operands): No mixed declarations and code.
6850 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6852 * rtl.def (ASM_INPUT): Add location.
6853 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
6854 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
6855 (decode_asm_operands): Add loc operand.
6856 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
6857 * stmt.c (expand_asm): Rename to...
6858 (expand_asm_loc): ... this. Add locus argument. Pass it on to
6859 gen_rtx_ASM_INPUT_loc.
6860 (expand_asm_expr): Adjust.
6861 * recog.c (decode_asm_operands): Add loc operand.
6862 (check_asm_operands, extract_insn): Adjust.
6863 * reload1.c (maybe_fix_stack_asms): Likewise.
6864 * final.c (asm_insn_count): Likewise.
6865 (final_scan_insn): Output # line before and after asm.
6867 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
6869 * tree-ssa-structalias.c (variable_info): Remove
6871 (new_var_info): Ditto.
6872 (shared_bitmap_info_t): New structure.
6873 (shared_bitmap_table): New variable.
6874 (shared_bitmap_hash): New function.
6875 (shared_bitmap_eq): Ditto
6876 (shared_bitmap_lookup): Ditto.
6877 (shared_bitmap_add): Ditto.
6878 (merge_smts_into): Change to take bitmap directly.
6879 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
6880 (init_alias_vars): Init shared bitmap hashtable.
6881 (delete_points_to_sets): Delete shared bitmap hashtable.
6882 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
6883 is_aliased removal as a change that was still necessary was
6886 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
6888 * config/i386/i386.h (override_options): Conditionally disable
6889 x86_sahf for 64bit targets only.
6891 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6894 * c-decl.c (merge_decls): Don't call make_var_volatile.
6895 * varasm.c (make_var_volatile): Remove.
6896 * output.h (make_var_volatile): Remove.
6898 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
6900 PR tree-optimization/31085
6901 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
6903 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6905 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
6906 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
6907 ATTR_CONST_NOTHROW_LIST.
6909 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6912 2007-03-08 Diego Novillo <dnovillo@redhat.com>
6914 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
6916 2007-03-08 Geoffrey Keating <geoffk@apple.com>
6919 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
6921 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
6922 passed, use shared libgcc.
6924 2007-03-08 Roger Sayle <roger@eyesopen.com>
6926 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
6927 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6928 (honor_protect_cleanup_actions, lower_try_finally_switch):
6930 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
6931 ifc_temp_var): Likewise.
6932 * tree-inline.c (setup_one_parameter): Likewise.
6933 * tree-mudflap.c (mf_decl_cache_locals,
6934 mf_build_check_statement_for): Likewise.
6935 * tree-nested.c (init_tmp_var, save_tmp_var,
6936 finalize_nesting_tree_1): Likewise.
6937 * tree-outof-ssa.c (insert_copy_on_edge,
6938 insert_backedge_copies): Likewise.
6939 * tree-profile.c (tree_gen_edge_profiler,
6940 tree_gen_ic_profiler): Likewise.
6941 * tree-scalar-evolution.c (scev_const_prop): Likewise.
6942 * tree-sra.c (sra_build_assignment): Likewise.
6943 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
6944 * tree-ssa-math-opts.c (insert_reciprocals,
6945 execute_cse_sincos_1): Likewise.
6946 * tree-tailcall.c (adjust_accumulator_values,
6947 adjust_return_value): Likewise.
6948 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
6949 * tree-vect-transform.c (vect_create_data_ref_ptr,
6950 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
6951 vect_create_epilog_for_reduction, vectorizable_reduction,
6952 vectorizable_call, vectorizable_conversion,
6953 vectorizable_assignment, vectorizable_operation,
6954 vectorizable_type_demotion, vect_gen_widened_results_half,
6955 vect_permute_store_chain, vectorizable_store,
6956 vect_setup_realignment, vect_permute_load_chain,
6957 vectorizable_load, vectorizable_condition,
6958 vect_create_cond_for_align_checks): Likewise.
6959 * tree-vrp.c (build_assert_expr_for): Likewise.
6961 2007-03-08 Ian Lance Taylor <iant@google.com>
6963 * tree-vrp.c: Include "intl.h".
6964 (usable_range_p): New static function.
6965 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
6966 overflowed values, juts set *strict_overflow_p.
6967 (compare_values): Only return -2 if one of the operands is not a
6969 (compare_ranges): Call usable_range_p.
6970 (compare_range_with_value): Likewise.
6971 (vrp_evaluate_conditional_warnv): Rename from
6972 vrp_evaluate_conditional. Make static. Change all callers.
6973 (vrp_evaluate_conditional): New function.
6974 (simplify_div_or_mod_using_ranges): Issue warning about reliance
6976 (simplify_abs_using_ranges): Likewise.
6977 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
6978 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
6979 within_stmt parameter.
6980 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6981 vrp_evaluate_conditional.
6982 * tree-ssa-threadedge.c
6983 (record_temporary_equivalences_from_stmts_at_dest): Change
6984 simplify parameter to take a second tree parameter.
6985 (simplify_control_stmt_condition): Likewise.
6986 (thread_across_edge): Likewise.
6987 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6988 (thread_across_edge): Likewise.
6989 * Makefile.in (tree-vrp.o): Depend upon intl.h.
6991 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
6993 * config/i386/i386.h (TARGET_SAHF): New define.
6994 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
6995 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
6996 (x86_sahf): New global variable.
6997 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
6998 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
6999 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7000 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7002 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7003 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7004 when expanding fcomi/sahf based tests.
7005 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7006 expanding sahf based alternative. Emit sahf based sequence when
7007 optimizing for code size.
7008 * config/i386/i386.md (x86_sahf_1): Do not disable for
7009 TARGET_64BIT, enable for TARGET_SAHF.
7011 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7013 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7014 spurious whitespace from error message.
7016 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7019 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7021 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7023 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7025 * tree-sra.c (instantiate_element): Propagate disabled warnings
7026 from the element itself to the created variable.
7028 2007-03-07 Richard Henderson <rth@redhat.com>
7031 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7032 silently fix up the stack in the case of a missing register.
7034 2007-03-07 Paul Brook <paul@codesourcery.com>
7036 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7038 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7040 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7042 (phase1_vrs): Use them.
7043 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7044 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7045 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7046 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7047 __gnu_Unwind_Restore_WMMXC if required.
7048 (_Unwind_VRS_Pop): Implement iWMMXt support.
7049 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7050 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7051 gnu_Unwind_Save_WMMXC): Define.
7053 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7055 * config/vxworks.h (vxworks_override_options): Declare.
7056 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7057 * config/vxworks.c: Include target.h and toplev.h.
7058 (vxworks_override_options): New function.
7059 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7061 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7063 * config/s390/s390.c (override_options): Don't emit an error when
7064 -mstack-size is used without providing -mstack-guard.
7065 (s390_emit_prologue): Choose stack_guard value automatically if not
7066 provided via command line.
7067 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7069 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7071 * config/i386/i386.c (output_set_got): Add a GOT initialization
7072 sequence for VxWorks PIC.
7073 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7074 around labels as well as symbols. Use gotoff_operand instead
7075 of local_symbolic_operand.
7076 (legitimize_pic_address): Use gotoff_operand instead of
7077 local_symbolic_operand. Use @GOT accesses for labels as
7079 (ix86_output_addr_diff_elt): Use PC-relative rather than
7080 GP-relative offsets for VxWorks PIC.
7081 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7082 no_new_pseudos. Check whether the returned register is op0.
7083 * config/i386/i386.md (tablejump): Use PC-relative rather than
7084 GP-relative offsets for VxWorks PIC.
7085 * config/i386/predicates.md (gotoff_operand): New predicate.
7087 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7089 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7091 * config/vxworks-dummy.h: New file.
7092 * config/i386/i386.h: Include it.
7094 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7096 * dwarf2out.c (is_inlined_entry_point): New
7097 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7098 DW_AT_ranges if the first subblock is the entry point.
7100 2007-03-06 David Daney <ddaney@avtrex.com>
7102 * doc/install.texi (mips-*-*): Change recommended binutils
7105 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7107 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7108 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7110 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7111 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7113 2007-03-06 Jan Hubicka <jh@suse.cz>
7115 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7116 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7118 (probably_cold_bb_p): Cold functions are cold.
7119 (probably_never_executed_bb_p): Cold functions are cold.
7120 (tree_bb_level_predictions): Predict calls to cold functions as not
7122 (compute_function_frequency): Check hot/cold attributes.
7123 * function.h (function_frequency): Update comments.
7124 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7125 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7126 (c_common_att): Add cold and hot.
7128 * doc/extend.texi (hot,cold attributes): Document.
7130 2007-03-06 Andrew Haley <aph@redhat.com>
7132 * function.c (expand_function_end): Move blockage to just after we
7133 emit the label for the naked return from the function.
7135 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7137 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7140 2007-03-06 Jan Hubicka <jh@suse.cz>
7142 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7143 loaded for constant large models. Non-large 64bit PIC can do.
7144 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7145 * cmodel.h: Add LARGE PIC.
7146 * i386.md (UNSPEC_PLTOFF): New.
7147 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7149 (*call_1_rex64): Disable for large models.
7150 (*call_1_rex64_large): New.
7151 (*call_value_1_rex64): Disable for large models.
7152 (*call_value_1_rex64_large): New.
7153 (set_rip_rex4): New.
7154 (set_got_offset_rex64): New.
7155 * predicates.md (constant_call_address_operand): For large model
7156 constant calls are not possible.
7157 * i386-protos.h (construct_plt_address): Declare.
7158 * i386.c (override_options): Accept large models.
7159 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7160 (legitimate_constant_p): Add new UNSPECs.
7161 (legitimate_pic_operand_p): Likewise.
7162 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7163 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7165 (output_pic_addr_const): Add PLTOFF.
7166 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7167 (ix86_expand_move): Legitimize pic address when in PIC mode.
7168 (construct_plt_address): New function.
7169 (ix86_expand_call): Offload the address to register and use GOT pointer
7171 * invoke.texi (mcmodel=large): Update documentation.
7173 2007-03-06 Richard Henderson <rth@redhat.com>
7175 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7176 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7177 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7178 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7179 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7180 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7181 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7182 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7183 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7184 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7185 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7186 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7187 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7188 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7189 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7190 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7191 x86_schedule, x86_use_bt, x86_pad_returns,
7192 x86_use_xchgb): Merge into ...
7193 (ix86_tune_features): ... here. New array.
7194 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7195 x86_bswap): Merge into ...
7196 (ix86_arch_features): ... here. New array.
7197 (x86_3dnow_a): Remove.
7198 (x86_accumulate_outgoing_args): Make static.
7199 (x86_arch_always_fancy_math_387): Make static.
7200 (ix86_tune_mask, ix86_arch_mask): Move ...
7201 (override_options): ... to local variables here. Apply the
7202 appropriate mask to each element of ix86_arch_features and
7203 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7204 as were done in the old macros.
7205 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7206 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7207 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7208 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7209 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7210 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7211 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7212 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7213 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7214 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7215 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7216 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7217 x86_accumulate_outgoing_args, x86_prologue_using_move,
7218 x86_epilogue_using_move, x86_decompose_lea,
7219 x86_arch_always_fancy_math_387, x86_shift1,
7220 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7221 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7222 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7223 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7224 x86_use_incdec, x86_pad_returns, x86_bswap,
7225 x86_partial_flag_reg_stall): Remove.
7226 (enum ix86_tune_indices): New.
7227 (ix86_tune_features): New.
7228 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7229 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7230 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7231 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7232 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7233 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7234 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7235 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7236 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7237 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7238 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7239 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7240 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7241 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7242 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7243 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7244 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7245 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7246 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7247 TARGET_EXT_80387_CONSTANTS): Use it.
7248 (enum ix86_arch_indices): New.
7249 (ix86_arch_features): New.
7250 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7251 TARGET_BSWAP): Use it.
7252 (ix86_tune_mask, ix86_arch_mask): Remove.
7254 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7257 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7258 Define using $${sysroot_headers_suffix}.
7259 * configure: Regenerate.
7260 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7261 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7263 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7264 * gcc.c (print_sysroot_headers_suffix): New.
7265 (option_map): Include --print-sysroot-headers-suffix.
7266 (display_help): Mention -print-sysroot-headers-suffix.
7267 (process_command): Handle -print-sysroot-headers-suffix.
7268 (do_spec_1): Append multilib directory to include-fixed path if
7269 sysroot suffixes in use.
7270 (main): Handle -print-sysroot-headers-suffix.
7271 * Makefile.in (start.encap): Don't depend on xlimits.h
7272 (xlimits.h): Remove.
7273 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7274 limits.h for each multilib in fixinc_list.
7275 (fixinc_list, s-fixinc_list): New.
7276 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7277 generate them for each multilib in fixinc_list.
7278 (stmp-fixproto): Use include-fixed. Run fixproto for each
7279 multilib in fixinc_list.
7280 (mostlyclean): Don't remove xlimits.h.
7281 (clean): Remove include-fixed.
7282 (real-install-headers-tar, real-install-headers-cpio,
7283 real-install-headers-cp): Don't copy include, only include-fixed.
7284 (install-mkheaders): Depend on fixinc_list. Don't depend on
7285 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7286 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7287 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7289 2007-03-06 Jan Hubicka <jh@suse.cz>
7291 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7294 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7296 * configure.ac: Allow tm_file to contain build-directory files.
7297 * configure: Regenerate.
7298 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7299 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7300 * config/m68k/print-sysroot-suffix.sh: New file.
7302 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7304 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7305 of pic_offset_table_rtx if reload_completed.
7306 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7307 PIC_OFFSET_TABLE_REGNUM.
7308 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7310 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7311 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7313 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7315 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7316 functions that call eh_return.
7318 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7320 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7321 functions that need a constant pool.
7323 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7326 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7327 (m68k_preferred_reload_class): Likewise.
7328 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7329 (SECONDARY_RELOAD_CLASS): Define.
7330 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7331 (LIMIT_RELOAD_CLASS): Delete.
7332 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7333 registers from storing bytes.
7334 (m68k_secondary_reload_class): New function.
7335 (m68k_preferred_reload_class): Likewise.
7337 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7339 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7341 (m68k_expand_prologue): Likewise.
7343 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7345 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7346 (mips_expand_epilogue): Add a bool parameter.
7347 (m68k_legitimize_sibcall_address): Declare.
7348 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7349 (m68k_expand_epilogue): Add a parameter to select between sibling
7350 and normal epilogues. Only generate a return for the latter.
7351 (m68k_ok_for_sibcall_p): New function.
7352 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7353 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7354 (sibcall_value, *sibcall_value): Likewise.
7355 (*call, *call_value): Require !SIBLING_CALL_P.
7356 (epilogue): Update call to m68k_expand_epilogue.
7357 (sibcall_epilogue): New pattern.
7358 * config/m68k/predicates.md (const_call_operand): Say that this
7359 predicate applies to sibling calls too.
7360 (sibcall_operand): New predicate.
7362 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7364 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7365 alternatives as movsi_cf.
7366 (movsf_cf_hard): Add commentary.
7368 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7369 Richard Sandiford <richard@codesourcery.com>
7371 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7372 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7373 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7374 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7375 as being live on exit from an interrupt function.
7376 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7377 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7378 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7379 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7380 (m68k_interrupt_function_p): Globalize.
7381 (m68k_compute_frame_layout): Remove reverse mask code.
7382 (m68k_emit_movem, m68k_set_frame_related): New functions.
7383 (m68k_output_function_prologue): Delete in favor of...
7384 (m68k_expand_prologue): ...this new function.
7385 (m68k_output_function_epilogue): Delete in favor of...
7386 (m68k_expand_epilogue): ...this new function.
7387 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7389 (print_operand): Handle %?.
7390 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7391 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7392 (prologue, epilogue): New patterns.
7393 (return): Turn into a define_expand.
7394 (*return): New pattern, derived from old "return" pattern. Use rte
7395 rather than rts for interrupt functions. Only use rtd if the pop
7397 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7398 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7399 (link, *link, unlink, *unlink, load_got): Likewise.
7401 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7405 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7406 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7407 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7408 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7409 and m68k_matches_u_p.
7410 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7411 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7412 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7413 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7414 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7415 (REG_STRICT_P): New macro.
7416 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7417 PCREL_GENERAL_OPERAND_OK.
7418 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7419 m68k_legitimate_base_reg_p.
7420 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7421 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7422 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7423 * config/m68k/m68k.c (m68k_address): New structure.
7424 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7425 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7426 (m68k_jump_table_ref_p, m68k_decompose_address)
7427 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7428 (m68k_matches_u_p): New functions.
7429 (print_operand_address): Rewrite to use m68k_decompose_index.
7431 2007-03-05 David Taylor <dtaylor@emc.com>
7433 * gcc.c: Correct copyright date in --version output.
7435 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7437 * pa.md: In unamed move patterns, disparge copies between general
7438 and floating point registers using '?' modifier. Don't include 'f'
7439 constraint for register preferences in DImode, SImode, HImode and
7440 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7441 Remove constraints for copies between general and floating registers
7442 in soft-float DFmode pattern.
7443 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7447 2007-03-05 Mike Stump <mrs@apple.com>
7449 * c-common.c (targetcm): Add.
7450 * c-opts.c (c_common_handle_option): Handle language specific
7452 * opts.c (handle_option): Verify language for target options, if
7454 * opth-gen.awk: Add CL_LANG_ALL.
7455 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7456 (TARGETCM_INITIALIZER): Add.
7457 * target.h (struct gcc_targetcm): Add.
7459 * targhooks.c (default_handle_c_option): Add.
7460 * targhooks.h (default_handle_c_option): Add.
7461 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7463 * config/darwin.opt (iframework): Add.
7464 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7465 * config/darwin-c.c (handle_c_option): Add.
7466 (TARGET_HANDLE_C_OPTION): Add.
7468 * doc/invoke.texi (Darwin Options): Add -iframework.
7470 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7472 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7475 2007-03-05 Ian Lance Taylor <iant@google.com>
7477 * c.opt (fgnu89-inline): New option.
7478 * c-opts.c (c_common_post_options): Set default value for
7480 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7481 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7483 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7484 (grokdeclarator, start_function): Likewise.
7485 * c-cppbuiltin.c (c_cpp_builtins): Define either
7486 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7487 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7488 (C Dialect Options): Document -fgnu89-inline.
7489 * doc/extend.texi (Function Attributes): Explain what the
7490 gnu_inline attribute does.
7491 * doc/cpp.texi (Common Predefined Macros): Document
7492 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7494 2007-03-05 Ian Lance Taylor <iant@google.com>
7496 PR tree-optimization/31034
7497 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7498 half-range if the other side is an overflow infinity.
7500 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7502 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7503 (bfin*-linux-uclibc*): New configuration.
7504 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7506 * config/bfin/linux.h: New file.
7507 * config/bfin/libgcc-bfin.ver: New file.
7508 * config/bfin/t-bfin-uclinux: New file.
7509 * config/bfin/t-bfin-linux: New file.
7510 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7511 (TARGET_OS_CPP_BUILTINS): New macro.
7513 2007-03-05 Richard Guenther <rguenther@suse.de>
7515 * fold-const.c (fold_binary): Remove duplicate folding
7516 of comparison of non-null ADDR_EXPR against null.
7518 2007-03-05 Richard Guenther <rguenther@suse.de>
7519 Dorit Nuzman <dorit@il.ibm.com>
7521 PR tree-optimization/26420
7522 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7523 are no loops in the function. Only print the number of
7524 vectorized loops if it is greater than zero or we are supposed
7525 to print information about unvectorized loops.
7527 2007-03-05 Revital Eres <eres@il.ibm.com>
7529 * gcc.dg/var-expand1.c: New test.
7530 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7531 when an accumulator is expanded.
7533 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7536 * c-common.c (convert_and_check): Don't give warnings for
7537 conversion if 'expr' already overflowed.
7539 2007-03-04 Roger Sayle <roger@eyesopen.com>
7542 * fold-const.c (fold_comparison): Enforce type consistency when
7543 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
7545 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
7547 * tree-ssa-address.c (create_mem_ref): Do not put an expression
7548 containing a cast to the base of TARGET_MEM_REF.
7550 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
7552 * tree.c (tree_contains_struct_check_failed): Remove spurious
7553 whitespace from error message.
7555 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7558 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
7559 instead of precision.
7561 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
7562 Nathan Sidwell <nathan@codesourcery.com>
7564 * emit-rtl.c (find_auto_inc): New.
7565 (try_split): recreate REG_INC notes,
7566 Use regular for loops rather than whiles.
7568 2007-03-03 Andreas Schwab <schwab@suse.de>
7570 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
7571 * configure: Regenerate.
7573 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7575 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
7576 flag_rounding_math, not flag_unsafe_math_optimizations.
7578 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
7580 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
7581 alpha_fold_vector_minmax): Likewise.
7582 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7583 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
7585 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7587 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
7588 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
7589 if the lhs has side-effects.
7590 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
7592 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7594 * config/i386/i386.h (TUNEMASK): Remove define.
7595 (ARCHMASK): Remove define.
7596 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
7597 Use ix86_arch_mask variable instead of ARCHMASK.
7598 * config/i386/i386.c (override_options): Ditto.
7599 (standard_80387_constant_p): Ditto.
7601 2007-03-02 Ian Lance Taylor <iant@google.com>
7603 Used signed infinities in VRP.
7604 * tree-vrp.c (uses_overflow_infinity): New static function.
7605 (supports_overflow_infinity): New static function.
7606 (make_overflow_infinity): New static function.
7607 (negative_overflow_infinity): New static function.
7608 (positive_overflow_infinity): New static function.
7609 (is_negative_overflow_infinity): New static function.
7610 (is_positive_overflow_infinity): New static function.
7611 (is_overflow_infinity): New static function.
7612 (overflow_infinity_range_p): New static function.
7613 (compare_values_warnv): New function split out of compare_values.
7614 (compare_value): Call it.
7615 (set_value_range_to_nonnegative): Add overflow_infinity
7616 parameter. Change caller.
7617 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
7619 (vrp_expr_computes_nonzero): Likewise.
7620 (compare_ranges, compare_range_with_value): Likewise.
7621 (compare_name_with_value, compare_names): Likewise.
7622 (vrp_evaluate_conditional): Likewise.
7623 (set_value_range): Handle infinity
7624 (vrp_operand_equal_p, operand_less_p): Likewise.
7625 (extract_range_from_assert): Likewise.
7626 (vrp_int_const_binop): Likewise.
7627 (extract_range_from_binary_expr): Likewise.
7628 (extract_range_from_unary_expr): Likewise.
7629 (extract_range_from_comparison): Likewise.
7630 (extract_range_from_expr): Likewise.
7631 (dump_value_range): Likewise.
7632 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
7633 (test_for_singularity): Likewise.
7634 (vrp_int_const_binop): Remove inline qualifier.
7635 (adjust_range_with_scev): Add comment.
7636 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7638 2007-03-02 Diego Novillo <dnovillo@redhat.com>
7640 * tree-ssa-structalias.c (could_have_pointers): Tidy.
7641 (get_constraint_for): Likewise.
7642 (do_structure_copy): Likewise.
7643 (find_func_aliases): Fix references to MODIFY_EXPR.
7644 (intra_create_variable_infos): Tidy.
7645 * tree-ssa-operands.c (add_virtual_operand): Add argument
7647 When adding members of alias sets, if IS_CALL_SITE is true and
7648 the symbol is not call-clobbered, skip it.
7651 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7653 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
7654 entry by means of emit_insn_at_entry.
7656 2007-03-02 Richard Henderson <rth@redhat.com>
7658 * expr.h (promoted_input_arg): Remove decl.
7659 * function.c (promoted_input_arg): Merge into ...
7660 * combine.c (setup_incoming_promotions): ... only caller.
7661 Rearrange to avoid double loop.
7663 2007-03-02 Ben Elliston <bje@au.ibm.com>
7664 Peter Bergner <bergner@vnet.ibm.com>
7665 Janis Johnson <janis187@us.ibm.com>
7667 * config/rs6000/dfp.md: New file.
7668 * config/rs6000/rs6000.md: Include dfp.md.
7669 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
7670 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
7671 and TDmode decimal float modes in FP registers.
7672 (num_insns_constant): Likewise.
7673 (rs6000_legitimate_offset_address_p): Likewise.
7674 (rs6000_legitimize_address): Likewise.
7675 (rs6000_legitimize_reload_address): Likewise.
7676 (rs6000_legitimate_address): Likewise.
7677 (rs6000_emit_move): Likewise.
7678 (function_arg_boundary): Likewise.
7679 (function_arg_advance): Likewise.
7680 (rs6000_darwin64_record_arg_recurse): Likewise.
7681 (function_arg): Likewise.
7682 (rs6000_gimplify_va_arg): Likewise.
7683 (rs6000_split_multireg_move): Likewise.
7684 (rs6000_output_function_epilogue): Likewise.
7685 (rs6000_output_function_epilogue): Likewise.
7686 (rs6000_register_move_cost): Likewise.
7687 (rs6000_function_value): Likewise.
7688 (rs6000_libcall_value): Likewise.
7690 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7692 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
7694 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7696 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
7697 Use $MULTIDIR to choose between the kernel and RTP headers,
7698 and use $WIND_BASE and $WIND_USR to locate them.
7700 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7702 * config/i386/i386.c (override_options): Put initialization of
7703 ix86_tune_mask and ix86_arch_mask to the correct place.
7705 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7706 Michael Meissner <michael.meissner@amd.com>
7709 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
7711 (TARGET_CMOVE): Use ARCHMASK.
7712 (TARGET_CMPXCHG): Ditto.
7713 (TARGET_CMPXCHG8B): Ditto.
7714 (TARGET_XADD): Ditto.
7715 (TARGET_BSWAP): Ditto.
7716 * config/i386/i386.c (ix86_tune_mask): New global variable.
7717 (ix86_arch_mask): Ditto.
7718 (override_options): Initialize ix86_tune_mask and
7719 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
7722 2007-03-02 Ben Elliston <bje@au.ibm.com>
7725 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
7727 2007-03-02 Joseph Myers <joseph@codesourcery.com>
7729 * target.h (init_dwarf_reg_sizes_extra): New target hook.
7730 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
7731 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
7732 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
7734 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
7735 rs6000_init_dwarf_reg_sizes_extra): New.
7736 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
7737 SPE register high parts.
7739 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
7741 * Makefile.in: Add install-pdf target as
7742 copied from automake v1.10 rules.
7743 * configure.ac: Add install-pdf to target list.
7744 * configure: Regenerate.
7746 2007-03-01 Paul Brook <paul@codesourcery.com>
7748 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
7749 modes to LDRD for DImode.
7750 (output_move_double): Fixup out of range ldrd/strd.
7751 (vfp_secondary_reload_class): Rename...
7752 (coproc_secondary_reload_class): ... to this. Add wb argument.
7753 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
7754 coproc_secondary_reload_class for CLASS_IWMMXT.
7755 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
7756 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
7758 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7760 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
7761 factor by the estimated number of iterations.
7762 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
7765 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
7766 decode_caches_intel, detect_caches_intel): New functions.
7767 (host_detect_local_cpu): Use detect_caches_amd and
7768 detect_caches_intel.
7770 2007-03-01 Richard Henderson <rth@redhat.com>
7772 * expr.c (emit_move_complex_push): Export.
7773 (emit_move_complex_parts): Split out from ...
7774 (emit_move_complex): ... here.
7775 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
7776 * config/i386/i386.md (movcdi): New.
7778 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
7780 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
7781 size of mode1 to check for tieable modes in MMX case.
7783 2007-03-01 Richard Sandiford <richard@codesourcery.com>
7785 * Makefile.in (rtlanal.o): Depend on tree.h.
7786 * rtl.h (offset_within_section_p, split_const): Declare.
7787 * rtlanal.c: Include tree.h.
7788 (offset_within_block_p): New function, taken from
7789 mips_offset_within_object_p.
7790 (split_const): New function, taken from mips_split_const.
7791 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
7793 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7794 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
7795 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
7796 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7797 (m68k_illegitimate_symbolic_constant_p): New function.
7798 * config/m68k/m68k.md (movsi): Remove misleading predicates.
7799 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
7800 symbolic constant that might be outside the symbol's section,
7801 move the symbol first and then add the offset.
7802 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
7804 * config/mips/mips.c (mips_split_const): Delete.
7805 (mips_offset_within_object_p): Delete.
7806 (mips_symbolic_constant_p): Use offset_within_section_p and
7807 split_const instead of mips_offset_within_object_p and
7809 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
7810 (mips_legitimize_const_move, print_operand_reloc)
7811 (mips_dangerous_for_la25_p): Use split_const instead of
7814 2007-02-28 Eric Christopher <echristo@apple.com>
7816 * Makefile.in (install-include-dir): Don't rm -rf include.
7818 2007-02-28 Richard Guenther <rguenther@suse.de>
7821 * fold-const.c (fold_binary): Do not associate expressions
7822 with more than one variable for integer types that do not wrap.
7824 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
7826 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
7827 Delete, and replace with...
7828 (fold_builtin_call_array): This. Update callers to use it.
7829 * fold-const.c (fold_build_call_list): Delete, and replace with...
7830 (fold_build_call_array): This.
7831 (fold_build_call_list_initializer): Delete, and replace with...
7832 (fold_build_call_array_initializer): This.
7833 * tree.h: Update declarations to reflect above changes.
7835 * c-typeck.c (build_function_call): Store converted arguments
7836 in a stack-allocated array instead of building a list.
7837 (convert_arguments): Store arguments in the array passed in as an
7838 argument, and return the actual number of arguments.
7839 * c-format.c: (check_function_format): Pass arguments in an
7840 array instead of a list.
7841 * c-common.c (check_function_nonnull): Likewise.
7842 (check_function_sentinel): Likewise.
7843 (check_function_arguments): Likewise.
7844 * c-common.h: Update declarations to reflect above changes.
7846 2007-02-28 Jan Hubicka <jh@suse.cz>
7848 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
7849 PRED_NEGATIVE_RETURN): Update outcomes.
7851 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
7853 * calls.c (emit_library_call_value_1): Handle partial registers
7854 correctly when building up CALL_INSN_FUNCTION_USAGE.
7856 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7858 * pa/predicates.md (move_src_operand): Allow zero for mode.
7859 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
7862 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
7865 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
7866 *movv2df_internal): Enable pattern only for valid operand
7868 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
7869 tie only 128bit modes. For MMX registers, tie only 64bit modes.
7871 2007-02-27 Mike Stump <mrs@apple.com>
7873 * config/darwin-crt3.c: Avoid compilation when compiling for a
7876 2007-02-27 Joseph Myers <joseph@codesourcery.com>
7878 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
7880 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
7881 for fixed headers and limits.h.
7882 (install-include-dir, install-headers-tar, install-headers-cpio,
7883 install-headers-cp, real-install-headers-tar,
7884 real-install-headers-cpio, real-install-headers-cp): Handle
7885 include-fixed as well as include.
7886 (install-mkheaders): Don't install files that go only in include
7888 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
7889 from GCC_INCLUDE_DIR.
7890 * gcc.c (process_command): Remove special -BstageN/ handling.
7891 (do_spec_1): Add include-fixed directories.
7893 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7895 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
7897 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
7899 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
7902 2007-02-27 Mark Mitchell <mark@codesourcery.com>
7904 * c-common.c (get_priority): Add check for
7905 SUPPORTS_INIT_PRIORITY.
7907 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7909 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
7911 * config/bfin/bfin.c: Include "cfglayout.h".
7912 (MAX_LSETUP_DISTANCE): New macro.
7913 (struct loop_info): New members incoming, incoming_src and
7914 incoming_dest. Delete member predecessor.
7915 (length_for_loop): New function.
7916 (bfin_optimize_loop): Handle more different loop structures.
7917 (bfin_discover_loop): Rework detection of predecessor blocks by
7918 examining incoming edges.
7919 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
7921 (bfin_reorder_loops): New function.
7922 (bfin_reorg_loops): Use these three new functions.
7924 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
7925 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
7926 (CONSTRAINT_LEN): Add entry for 'q'.
7927 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
7928 Add 'q' constraints.
7929 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
7930 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
7932 * config/bfin/bfin.md (add_with_carry): New pattern.
7933 (s_or_u, su_optab, su_modifier): New code macros/attrs.
7934 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
7935 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
7936 support unsigned multiplies too. Removed incorrect commutativity from
7937 operand 1 constraint where appropriate.
7938 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
7940 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
7941 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
7943 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
7944 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
7945 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
7946 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
7947 usmulhisi_hh_huh): New patterns.
7949 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
7950 lshifthi3): Fix output template to use half reg for operand 2.
7952 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
7955 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
7957 2007-02-27 Andreas Schwab <schwab@suse.de>
7959 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
7961 2007-02-27 Jan Hubicka <jh@suse.cz>
7963 * predict.c (last_basic_block_p): Remove.
7964 (tree_estimate_probability): Update return heuristic for commonized
7967 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7969 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
7971 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7973 * doc/include/gcc-common.texi (versionsubtitle): New macro.
7974 * doc/cpp.texi: Standardize title page.
7975 * doc/cppinternals.texi: Likewise.
7976 * doc/gcc.texi: Standardize title page, remove version number
7977 from copyright page.
7978 * doc/gccint.texi: Likewise.
7979 * doc/install.texi: Standardize title page, add table of
7982 2007-02-26 Jan Hubicka <jh@suse.cz>
7984 * predict.def: Set outcomes according to more recent results.
7985 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
7986 Remove dead predictors.
7987 * predict.c (return_prediction): Fix pasto.
7989 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7991 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
7992 change; avoid a memory leak when returning early.
7994 2007-02-26 Mark Mitchell <mark@codesourcery.com>
7996 * c-decl.c (static_ctors): Move to c-common.c.
7997 (static_dtors): Likewise.
7998 (finish_function): Use c_record_cdtor_fn.
7999 (build_cdtor): Move to c-common.c.
8000 (c_write_global_declarations): Use c_build_cdtor_fns.
8001 * c-common.h (static_ctors): Declare.
8002 (static_dtors): Likewise.
8003 (c_record_cdtor_fn): Likewise.
8004 (c_build_cdtor_fns): Likewise.
8005 * c-common.c (static_ctors): New variable.
8006 (static_dtors): Likewise.
8007 (c_record_cdtor_fn): New function.
8008 (build_cdtor): Move from c-decl.c
8009 (c_build_cdtor_fns): New function.
8011 * output.h (assemble_addr_to_section): Declare.
8012 (get_cdtor_priority_section): Likewise.
8013 * varasm.c (assemble_addr_to_section): New function.
8014 (get_cdtor_priority_section): Likewise.
8015 (default_named_section_asm_out_destructor): Use them.
8016 (destor_dtor_section_asm_out_destructor): Likewise.
8017 (default_named_section_asm_out_constructor): Likewise.
8018 (default_ctor_section_asm_out_constructor): Likewise.
8019 * config.gcc (*-*-vxworks*): Include vxworks.o.
8020 * config/t-vxworks (vxworks.o): New target.
8021 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8022 (TARGET_ASM_CONSTRUCTOR): Define.
8023 (TARGET_ASM_DESTRUCTOR): Likewise.
8024 (vxworks_asm_out_constructor): Declare.
8025 (vxworks_asm_out_destructor): Likewise.
8027 * c-common.c (get_priority): Check that we have not just an
8028 INTEGER_CST, but an integer constant with integeral type.
8030 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8032 PR tree-optimization/30938
8033 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8034 use &dt[nargs-1] instead of &dt[nargs] in the call to
8035 vect_is_simple_use().
8037 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8039 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8040 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8041 Do not attempt to handle MEM inside auto-inc expressions.
8042 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8043 of a register modified by an auto-inc expression. However, do handle
8044 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8045 (elimination_effects): Prohibit elimination of a register modified
8046 by an auto-inc expression. Disable register elimination rules whose
8047 target register is modified by an auto-inc expression with variable
8050 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8052 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8054 (array_at_struct_end_p): New function.
8055 (idx_infer_loop_bounds): Use it.
8056 (estimate_numbers_of_iterations_loop): Export.
8057 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8058 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8059 (tree_estimate_probability): Call record_loop_exits.
8060 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8061 (estimated_loop_iterations, estimated_loop_iterations_int,
8062 estimated_loop_iterations_tree): New functions.
8063 (analyze_siv_subscript_cst_affine,
8064 compute_overlap_steps_for_affine_1_2,
8065 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8066 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8067 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8068 (PRED_LOOP_ITERATIONS_GUESSED): New.
8069 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8070 * cfgloop.h (estimate_numbers_of_iterations_loop,
8071 estimated_loop_iterations_int): Declare.
8073 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8075 * doc/extend.texi: Document optional priority argument to
8076 constructors and destructors.
8077 * tree.c (init_priority_for_decl): Adjust GTY markers.
8078 (init_ttree): Use priority-info hash functions for
8079 init_priority_for_decl.
8080 (tree_map_eq): Rename to ...
8081 (tree_map_base_eq): ... this.
8082 (tree_map_marked_p): Rename to ...
8083 (tree_map_base_marked_p): ... this.
8084 (tree_map_base_hash): New function.
8085 (decl_init_priority_lookup): Rework.
8086 (decl_fini_priority_lookup): New function.
8087 (decl_priority_info): New function.
8088 (decl_init_priority_insert): Use it.
8089 (decl_fini_priority_insert): Likewise.
8090 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8092 (decl_restrict_base_insert): Likewise.
8093 (decl_debug_expr_insert): Likewise.
8094 (decl_value_expr_lookup): Likewise.
8095 (decl_value_expr_insert): Likewise.
8096 * tree.h (priority_type): New type.
8097 (decl_init_priority_lookup): Use priority_type.
8098 (decl_fini_priority_lookup): New function.
8099 (decl_init_priority_insert): Use priority_type.
8100 (decl_fini_priority_insert): New function.
8101 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8102 (DECL_INIT_PRIORITY): Likewise.
8103 (SET_DECL_INIT_PRIORITY): Add comment.
8104 (DECL_FINI_PRIORITY): New macro.
8105 (SET_DECL_FINI_PRIORITY): Likewise.
8106 (DEFAULT_INIT_PRIORITY): Document.
8107 (MAX_INIT_PRIORITY): Likewise.
8108 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8109 (tree_map_base): New type.
8110 (tree_map_base_eq): New function.
8111 (tree_map_base_hash): Likewise.
8112 (tree_map_base_marked_p): Likewise.
8113 (tree_map): Inherit from tree_map_base.
8114 (tree_map_eq): Make it a macro.
8115 (tree_map_marked_p): Likewise.
8116 (tree_int_map): Inherit from tree_map_base.
8117 (tree_int_map_eq): Make it a macro.
8118 (tree_int_map_hash): Likewise.
8119 (tree_int_map_marked_p): Likewise.
8120 (tree_priority_map): New type.
8121 (tree_priority_map_eq): New macro.
8122 (tree_priority_map_hash): Likewise.
8123 (tree_priority_map_marked_p): Likewise.
8124 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8126 (emutls_common_1): Likewise.
8127 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8128 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8129 of tree_map hierarchy.
8130 * tree-cfg.c (move_stmt_r): Likewise.
8131 (new_label_mapper): Likewise.
8132 * c-tree.h (c_expand_body): Move to ...
8133 * c-common.h (c_expand_body): ... here.
8134 * c-decl.c (c_expand_body): Move to ...
8135 * c-common.c (c_expand_body): ... here.
8136 (c_common_attribute_table): Allow 1 argument for the constructor
8137 and destructor attributes.
8138 (get_priority): New function.
8139 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8140 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8142 2007-02-24 Jan Hubicka <jh@suse.cz>
8145 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8147 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8148 Jan Hubicka <jh@suse.cz>
8151 * i386.c (counter_mode): New function.
8152 (expand_set_or_movmem_via_loop): Use it.
8153 (expand_movmem_epilogue): Likewise; fix pasto.
8154 (ix86_expand_movmem): Do emit guard even for constant counts.
8155 (ix86_expand_setmem): Likewise.
8157 2007-02-25 Nick Clifton <nickc@redhat.com>
8159 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8160 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8162 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8165 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8166 count argument with 0x10, not with 0x16.
8167 (expand_setmem_epilogue): Ditto.
8169 2007-02-24 Mike Stump <mrs@apple.com>
8171 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8174 2007-02-24 Richard Guenther <rguenther@suse.de>
8177 * fold-const.c (fold_binary): Fold x +- CST op x for
8178 EQ_EXPR and NE_EXPR.
8180 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8182 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8184 2007-02-24 Jan Hubicka <jh@suse.cz>
8186 * cgraphunit.c (decide_is_function_needed): Honor
8187 -fkeep-inline-functions.
8189 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8191 * builtins.c (fold_builtin_modf): New.
8192 (fold_builtin_2): Use it.
8194 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8196 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8197 (determine_max_iter): Take additional LOOP arg; all callers changed.
8198 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8199 one using simplifications.
8200 (simplify_using_initial_values): Return if the expression becomes
8201 invalid due to altered regs.
8203 2007-02-23 DJ Delorie <dj@redhat.com>
8205 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8207 2007-02-23 Mike Stump <mrs@apple.com>
8209 * tlink.c (scan_linker_output): Parse linker messages from
8210 darwin9's linker better.
8212 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8215 * varpool.c (varpool_assemble_pending_decls): Set
8216 varpool_last_needed_node to null.
8218 2007-02-23 DJ Delorie <dj@redhat.com>
8220 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8221 alignment bigger than the object file can handle.
8223 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8226 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8227 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8228 (*movsf_1): Penalize MMX moves.
8230 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8232 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8233 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8235 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8237 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8239 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8240 (fold_builtin_1): Use them.
8241 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8242 BUILT_IN_SIGNIFICAND.
8244 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8246 * config/i386/i386.c (bdesc_1arg): Initialize
8247 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8248 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8249 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8250 and IX86_BUILTIN_MOVSLDUP.
8252 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8254 PR rtl-optimization/30841
8255 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8257 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8259 * builtins.c (fold_builtin_frexp): New.
8260 (fold_builtin_2): Use it.
8262 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8264 * doc/invoke.texi (Spec Files): Document getenv spec function.
8266 * gcc.c (getenv_spec_function): New function.
8267 (static_spec_functions): Add it.
8268 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8269 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8272 2007-02-22 Michael Matz <matz@suse.de
8275 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8276 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8278 2007-02-22 Ian Lance Taylor <iant@google.com>
8281 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8282 (mem_loc_descriptor): Call it.
8284 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8285 Ira Rosen <irar@il.ibm.com>
8287 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8289 2007-02-22 Ira Rosen <irar@il.ibm.com>
8291 PR tree-optimization/30843
8292 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8293 stores only after all the group is vectorized.
8295 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8297 PR tree-optimization/30858
8298 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8299 in the reduction cycle have a single use in the loop.
8300 * tree-vectorizer.h (relevant): Add documentation.
8302 2007-02-20 Mike Stump <mrs@apple.com>
8304 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8305 * configure: Regenerate.
8307 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8309 Change the defaults of some parameters and options.
8310 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8311 * config/spu/spu.c (spu_optimization_options): Add.
8312 (spu_override_options): Change params in spu_optimization_options.
8313 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8315 Register 127 is only 16 byte aligned when used as a frame pointer.
8316 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8317 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8318 HARD_FRAME_POINTER_REGNUM.
8319 (spu_legitimate_address): Use regno_aligned_for_reload.
8320 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8321 aligned when frame_pointer_needed is true.
8322 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8324 * config/spu/spu.h (INIT_EXPANDERS): Define.
8326 Make sure shift and rotate instructions have valid immediate operands.
8327 * config/spu/predicates.md (spu_shift_operand): Remove.
8328 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8329 * config/spu/constraints.md (W, O): Extend range.
8330 * config/spu/spu.md (umask, nmask): Define.
8331 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8332 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8333 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8334 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8335 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8336 (lshr<mode>3_reg): Fix rtl description.
8338 Make sure mulhisi immediate operands are valid.
8339 * config/spu/predicates.md (imm_K_operand): Add.
8340 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8342 Generate constants using fsmbi and andi.
8343 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8344 (print_operand, spu_split_immediate, classify_immediate,
8345 fsmbi_const_p): Handle IC_FSMBI2.
8347 Correctly handle a CONST_VECTOR containing symbols.
8348 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8349 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8350 (immediate_load_p): Allow symbols that use 2 instructions to create.
8351 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8352 with symbols when flag_pic is set.
8353 (const_vector_immediate_p): New.
8354 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8355 accept a CONST_VECTOR with symbols.
8356 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8357 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8359 * config/spu/spu.md (high, low): Delete.
8360 (low_<mode>): Define.
8362 Remove INTRmode and INTR_REGNUM, which didn't work.
8363 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8365 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8366 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8367 peephole2 pattern): Don't use INTR or 131.
8368 (movintrcc): Delete.
8369 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8370 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8371 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8372 (UNSPEC_SET_INTR): Add.
8373 * config/spu/spu-modes.def (INTR): Remove.
8375 More accurate warnings about run-time relocations.
8376 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8378 Correctly warn about immediate arguments to specific intrinsics.
8379 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8380 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8381 the instruction predicate.
8383 Fix tree check errors with latest update.
8384 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8386 (spu_expand_builtin): Use CALL_EXPR_FN.
8388 Add missing specific intrinsics.
8389 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8391 * config/spu/spu_internals.h: Ditto.
8393 Fix incorrect operand modifiers.
8394 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8395 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8397 Optimize one case of zero_extend of a vec_select.
8398 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8400 Accept any immediate for hbr.
8401 * config/spu/spu.md (hbr): Change s constraints to i.
8403 2007-02-21 Paul Brook <paul@codesourcery.com>
8405 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8406 condexec_count when skipping USE and CLOBBER.
8408 2007-02-21 Nick Clifton <nickc@redhat.com>
8410 * common.opt (Warray-bounds): Add Warning attribute.
8411 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8413 (fsized-zeroes): Add Optimization attribute.
8414 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8415 * c.opt (Wc++0x-compat): Add Warning attribute.
8417 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8420 * reload1.c (eliminate_regs_in_insn): In the single_set special
8421 case, attempt to re-recognize the insn before falling back to
8422 having reload fix it up.
8424 2007-02-20 Eric Christopher <echristo@gmail.com>
8426 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8427 Rewrite accordingly.
8428 (frv_read_iacc_argument): Ditto.
8429 (frv_expand_set_builtin): Take a call instead of arglist, update for
8431 (frv_expand_unop_builtin): Ditto.
8432 (frv_expand_binop_builtin): Ditto.
8433 (frv_expand_cut_builtin): Ditto.
8434 (frv_expand_binopimm_builtin): Ditto.
8435 (frv_expand_voidbinop_builtin): Ditto.
8436 (frv_expand_int_void2arg): Ditto.
8437 (frv_expand_prefetches): Ditto.
8438 (frv_expand_voidtriop_builtin): Ditto.
8439 (frv_expand_voidaccop_builtin): Ditto.
8440 (frv_expand_load_builtin): Ditto.
8441 (frv_expand_store_builtin): Ditto.
8442 (frv_expand_mdpackh_builtin): Ditto.
8443 (frv_expand_mclracc_builtin): Ditto.
8444 (frv_expand_mrdacc_builtin): Ditto.
8445 (frv_expand_mwtacc_builtin): Ditto.
8446 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8449 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8451 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8452 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8454 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8456 * configure: Regenerate.
8457 * config.in: Regenerate.
8458 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8459 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8460 masks to power6 and power6x and to POWERPC_MASKS.
8461 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8463 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8464 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8465 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8466 Access PROTOTYPE as variable, not mask.
8468 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8470 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8471 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8472 * combine.c (adjust_for_new_dest): Use it.
8473 * postreload.c (reload_combine): Likewise.
8475 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8477 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8478 notes on an insn with multiple sets, even if single_set returns
8479 non-NULL for that insn.
8481 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8483 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8486 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8488 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8489 if user didn't pass it.
8490 * config/i386/darwin.h (CC1_SPEC): Likewise.
8491 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8492 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8493 -mmacosx-version-min.
8495 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8496 Uros Bizjak <ubizjak@gmail.com>
8498 * optabs.h (enum optab_index): Add new OTI_scalb.
8499 (scalb_optab): Define corresponding macro.
8500 * optabs.c (init_optabs): Initialize scalb_optab.
8501 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8503 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8504 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8505 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8506 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8507 flag_unsafe_math_optimizations is set.
8509 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8510 to implement scalbf, scalb and scalbl built-ins as inline x87
8513 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8514 DJ Delorie <dj@redhat.com>
8517 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8518 (diagnostic_report_diagnostic): ... here, and turn them into real
8519 errors. If warnings are inhibited, no need to do anything.
8521 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8523 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8524 better code generation.
8526 2007-02-20 Ben Elliston <bje@au.ibm.com>
8528 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8530 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8532 * config/alpha/alpha.c, config/alpha/alpha.md,
8533 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8534 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8535 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8536 config/arm/lib1funcs.asm: Follow spelling conventions.
8538 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8539 config/fr30/fr30.md, config/i386/i386.h,
8540 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8541 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
8542 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
8543 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
8544 config/rs6000/altivec.md, config/rs6000/rs6000.c,
8545 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
8546 config/sparc/sparc.c, config/sparc/sparc.h,
8547 config/sparc/sparc.md, config/spu/constraints.md,
8548 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
8551 2007-02-20 Alan Modra <amodra@bigpond.net.au>
8554 * varasm.c (use_blocks_for_decl_p): Return false for decls with
8557 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8559 * doc/invoke.texi (-ftree-lrs): Remove.
8561 2007-02-19 Diego Novillo <dnovillo@redhat.com>
8563 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
8566 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
8568 * config/ia64/ia64.c (ia64_expand_builtin): Use the
8569 new CALL_EXPR_FN macro for retrieving the function
8570 declaration of the input expression.
8572 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8574 * c.opt (Waddress): New.
8575 * common.opt (Walways-true): Delete.
8576 (Wstring-literal-comparison): Delete.
8577 * doc/invoke.texi (Warning Options): Delete -Walways-true and
8578 -Wstring-literal-comparison. Add -Waddress.
8580 (Walways-true): Delete.
8581 (Wstring-literal-comparison): Delete.
8582 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
8583 consistently instead of -Walways-true in example.
8584 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
8585 * c-typeck.c (parser_build_binary_op): Replace
8586 -Wstring-literal-comparison and -Walways-true with -Waddress.
8587 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
8590 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8592 * tree-cfg.c (dump_function_to_file): Be prepared for functions
8593 without DECL_STRUCT_FUNCTION initialized.
8595 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8597 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
8598 due to calls to functions taking pointers as parameters.
8600 2007-02-19 Richard Henderson <rth@redhat.com>
8603 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
8606 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
8608 * config/s390/s390.c (s390_call_saved_register_used,
8609 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
8610 accessed to the new scheme.
8612 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8614 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
8615 (cris_print_index, cris_print_operand, cris_print_operand_address)
8616 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
8617 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
8618 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
8620 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
8621 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
8622 GO_IF_LEGITIMATE_ADDRESS): Ditto.
8623 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
8624 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
8625 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
8626 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
8627 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
8628 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
8629 (uminsi3, call, call_value): Ditto.
8630 (define_split: indir_to_reg_split, unnamed): Ditto.
8632 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
8634 PR tree-optimization/30975
8635 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
8638 2007-02-18 Eric Christopher <echristo@gmail.com>
8640 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
8641 Remove use of arglist.
8642 (mips_expand_builtin): Remove use of arglist, pass in expr.
8643 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
8644 (mips_expand_builtin_movtf): Ditto.
8645 (mips_expand_builtin_compare): Ditto.
8647 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8649 * tree-sra.c (sra_build_assignment): Replace assertion
8650 checking with a comment explaining why it can't be done.
8652 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8655 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
8656 during CALL_EXPR representation conversion.
8657 * tree-ssa-propagate.c (set_rhs): Likewise.
8659 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8661 * tree-sra.c (sra_build_assignment): Disable assertion checking
8664 2007-02-18 Roger Sayle <roger@eyesopen.com>
8666 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
8667 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8668 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
8670 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
8671 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
8672 gimplify_init_ctor_eval_range, gimple_push_cleanup,
8673 gimplify_omp_for, gimplify_omp_atomic_pipeline,
8674 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
8675 force_gimple_operand): Likewise.
8676 * ipa-cp.c (constant_val_insert): Likewise.
8677 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
8678 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
8679 perfect_nestify): Likewise.
8680 * langhooks.c (lhd_omp_assignment): Likewise.
8681 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
8682 lower_copyprivate_clauses, lower_send_clauses,
8683 lower_send_shared_vars, expand_parallel_call,
8684 expand_omp_for_generic, expand_omp_for_static_nochunk,
8685 expand_omp_for_static_chunk, expand_omp_sections,
8686 lower_omp_single_copy, lower_omp_for_lastprivate,
8687 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
8688 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8689 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
8692 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8694 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
8695 config/sh/sh.md: Follow spelling conventions.
8697 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
8698 config/frv/predicates.md: Follow spelling conventions.
8700 * config/m68k/linux-unwind.h: Fix a comment typo.
8701 * target.h: Follow spelling conventions.
8703 2007-02-18 Roger Sayle <roger@eyesopen.com>
8705 PR rtl-optimization/28173
8706 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
8707 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
8708 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
8709 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
8710 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
8712 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8714 * builtins.c (fold_builtin_load_exponent): New.
8715 (fold_builtin_2): Use it.
8717 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
8719 PR rtl-optimization/30773
8720 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
8721 if we fail to attach a REG_EQUIV note.
8723 2007-02-18 David Edelsohn <edelsohn@gnu.org>
8724 Roger Sayle <roger@eyesopen.com>
8726 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
8728 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8730 * calls.c (initialize_argument_information): Pass original EXP
8731 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
8732 code to split complex arguments here, as part of initializing the
8734 (expand_call): Remove code that builds a list of arguments and
8735 inserts implicit arguments into it. Instead, just count how many
8736 implicit arguments there will be so we can determine the size of
8737 the ARGS array, and let initialize_argument_information do the work.
8738 (split_complex_values): Delete unused function.
8740 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8742 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
8744 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8746 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
8747 for arg pointer based indexed addressing.
8749 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8751 * config/ia64/ia64.h, config/ia64/ia64.md,
8752 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
8753 spelling conventions.
8755 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8757 * config/m68k/m68k.c (split_di): New.
8758 * config/m68k/m68k-protos.h: Declare split_di.
8759 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
8760 Improve predicate handling and split constant shifts.
8762 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8764 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
8765 parameter for register bitfield operations, general predicates
8768 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8770 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
8771 * config/m68k/linux-unwind.h: New file.
8773 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8775 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
8776 config/i386/athlon.md, config/ia64/ia64.md,
8777 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
8778 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
8779 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
8780 tree-ssa-loop-niter.c, tree-vect-analyze.c,
8781 tree-vect-transform.c: Fix comment typos.
8783 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
8785 * sched-deps.c (find_insn_list): Remove.
8786 * sched-int.h: Remove the prototype for find_insn_list.
8788 2007-02-16 Geoffrey Keating <geoffk@apple.com>
8790 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
8792 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
8793 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
8794 darwin_rs6000_override_options.
8795 (C_COMMON_OVERRIDE_OPTIONS): Expect
8796 darwin_macosx_version_min to be non-NULL always.
8797 (TARGET_C99_FUNCTIONS): Likewise.
8798 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
8799 (DARWIN_MINVERSION_SPEC): New.
8800 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
8801 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
8803 (DARWIN_MINVERSION_SPEC): New.
8804 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
8806 * config/darwin-c.c (darwin_cpp_builtins): Expect
8807 darwin_macosx_version_min to be non-NULL always.
8809 * config/rs6000/rs6000.c: Clean up trailing whitespace.
8811 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
8813 * config/i386/i386.h (x86_use_xchgb): New.
8814 (TARGET_USE_XCHGB): New macro.
8815 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
8816 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
8817 Split after reload into bswaphi for shifts of 8.
8818 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
8819 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
8820 or when optimizing for size.
8822 2007-02-16 Richard Guenther <rguenther@suse.de>
8823 Christian Bruel <christian.bruel@st.com>
8825 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
8826 DECLs but prefer SSA_NAMEs over DECLs.
8828 2007-02-16 Richard Guenther <rguenther@suse.de>
8830 * tree-flow-inline.h (single_imm_use_p): Remove.
8831 (zero_imm_uses_p): Likewise.
8832 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
8833 instead of single_imm_use_p.
8834 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
8837 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8840 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
8841 nested double- and backquotes.
8843 2007-02-15 Roger Sayle <roger@eyesopen.com>
8846 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
8847 should be unreachable.
8848 (build2_stat): Allow construction of MODIFY_EXPR at any time.
8849 For the time being redirect GIMPLE_MODIFY_STMT to the new
8850 (renamed) build_gimple_modify_stmt_stat.
8851 (build2_gimple_stat): Rename to...
8852 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
8853 Always build a GIMPLE_MODIFY_STMT node.
8854 * tree.h (build2_gimple, build2_gimple_stat): Delete.
8855 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
8858 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
8859 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
8860 * tree-complex.c (set_component_ssa_name, expand_complex_move,
8861 expand_complex_div_wide): Likewise.
8862 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8863 * tree-ssa-loop-im.c (schedule_sm): Likewise.
8864 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
8865 * tree-ssa-loop-manip.c (create_iv): Likewise.
8866 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
8867 abs_replacement): Likewise.
8868 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
8869 realify_fake_stores): Likewise.
8871 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
8872 node rather than a GIMPLE_MODIFY_STMT node.
8873 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
8874 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
8876 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
8877 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
8880 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8883 * fold-const.c (fold_comparison): Add back the
8884 folding of constant complex comparisions.
8886 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8889 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
8890 effects unknown to this function, return early.
8892 2007-02-15 Ian Lance Taylor <iant@google.com>
8894 * lower-subreg.c (move_eh_region_note): New static function.
8895 (resolve_simple_move): Call it.
8896 (decompose_multiword_subregs): Track blocks for which we resolve a
8897 simple move which is also a control flow insn. Pass them to
8898 find_many_sub_basic_blocks.
8899 (pass_lower_subreg): Add TODO_verify_flow.
8900 (pass_lower_subreg2): Likewise.
8902 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8903 Brooks Moses <brooks.moses@codesourcery.com>
8904 Lee Millward <lee.millward@codesourcery.com>
8906 * tree.h (enum tree_code_class): Add tcc_vl_exp.
8907 (VL_EXP_CLASS_P): New.
8908 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
8910 (TREE_OPERAND_CHECK_CODE): Likewise.
8911 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
8912 (TREE_RTL_OPERAND_CHECK): Likewise.
8913 (tree_operand_check_failed): Make second parameter the whole tree
8914 instead of its code. Fixed callers.
8915 (VL_EXP_CHECK): New.
8916 (TREE_OPERAND_LENGTH): New.
8917 (VL_EXP_OPERAND_LENGTH): New.
8918 (CALL_EXPR_FN): New.
8919 (CALL_EXPR_STATIC_CHAIN): New.
8920 (CALL_EXPR_ARGS): New.
8921 (CALL_EXPR_ARG): New.
8922 (call_expr_nargs): New.
8923 (CALL_EXPR_ARGP): New.
8924 (build_nt_call_list): Declare.
8925 (build_vl_exp_stat): Declare.
8926 (build_vl_exp): New.
8927 (build_call_list): Declare.
8928 (build_call_nary): Declare.
8929 (build_call_valist): Declare.
8930 (build_call_array): Declare.
8931 (call_expr_arg): Declare.
8932 (call_expr_argp): Declare.
8933 (call_expr_arglist): Declare.
8934 (fold_build_call_list): Declare.
8935 (fold_build_call_list_initializer): Declare.
8936 (fold_call_expr): Declare to replace fold_builtin.
8937 (fold_builtin_fputs): Update to agree with modified definition.
8938 (fold_builtin_strcpy): Likewise.
8939 (fold_builtin_strncpy): Likewise.
8940 (fold_builtin_memory_chk): Likewise.
8941 (fold_builtin_stxcpy_chk): Likewise.
8942 (fold_builtin_strncpy_chk): Likewise.
8943 (fold_builtin_next_arg): Likewise.
8944 (fold_build_call_expr): Declare.
8945 (fold_builtin_call_list): Declare.
8946 (fold_builtin_call_valist): Declare.
8947 (build_call_expr): Declare.
8948 (validate_arglist): Update to agree with modified definition.
8949 (tree_operand_length): New.
8950 (call_expr_arg_iterator): New.
8951 (init_call_expr_arg_iterator): New.
8952 (next_call_expr_arg): New.
8953 (first_call_expr_arg): New.
8954 (more_call_expr_args_p): New.
8955 (FOR_EACH_CALL_EXPR_ARG): New.
8957 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
8958 and tcc_gimple_stmt.
8959 (tree_code_size): Update documentation. Use sizeof (tree) rather
8960 than sizeof (char *).
8961 (tree_size): Likewise. Add case for tcc_vl_exp.
8962 (tree_node_structure): Add case for tcc_vl_exp.
8963 (contains_placeholder_p): Likewise.
8964 (substitute_in_expr): Likewise.
8965 (substitute_placeholder_in_expr): Likewise.
8966 (stabilize_reference_1): Likewise.
8967 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
8968 to diagnose breakage of this interface for constructing CALL_EXPRs.
8969 (build_nt): Add similar assertion here.
8970 (build_nt_call_list): New.
8971 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
8972 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
8974 (get_callee_fndecl): Use new CALL_EXPR accessors.
8975 (tree_operand_check_failed): Change parameters to pass entire node
8976 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
8977 (process_call_operands): New.
8978 (build_vl_exp_stat): New.
8979 (build_call_list): New.
8980 (build_call_nary): New.
8981 (build_call_valist): New.
8982 (build_call_array): New.
8983 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8984 (call_expr_arglist): New.
8986 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
8987 tcc_vl_exp instead of a fixed-size tcc_expression.
8989 * doc/c-tree.texi (CALL_EXPR): Document new representation and
8990 accessors for CALL_EXPRs.
8991 (AGGR_INIT_EXPR): Likewise.
8993 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8994 Brooks Moses <brooks.moses@codesourcery.com>
8995 Lee Millward <lee.millward@codesourcery.com>
8997 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
8998 (expand_builtin_nonlocal_goto): Change parameter to be entire
8999 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9000 (expand_builtin_prefetch): Likewise.
9001 (expand_builtin_classify_type): Likewise.
9002 (mathfn_built_in): Return NULL_TREE instead of 0.
9003 (expand_errno_check): Use new CALL_EXPR accessors.
9004 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9005 Return NULL_RTX instead of 0.
9006 (expand_builtin_mathfn_2): Likewise.
9007 (expand_builtin_mathfn_3): Likewise.
9008 (expand_builtin_interclass_mathfn): Likewise.
9009 (expand_builtin_sincos): Likewise.
9010 (expand_builtin_cexpi): Likewise.
9011 (expand_builtin_int_roundingfn): Likewise.
9012 (expand_builtin_int_roundingfn_2): Likewise.
9013 (expand_builtin_pow): Likewise.
9014 (expand_builtin_powi): Likewise.
9015 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9016 of arglist, fixing callers appropriately. Use new CALL_EXPR
9017 accessors and constructors. Return NULL_RTX instead of 0.
9018 (expand_builtin_strstr): Likewise.
9019 (expand_builtin_strchr): Likewise.
9020 (expand_builtin_strrchr): Likewise.
9021 (expand_builtin_strpbrk): Likewise.
9022 (expand_builtin_memcpy): Likewise.
9023 (expand_builtin_mempcpy): Likewise.
9024 (expand_builtin_mempcpy_args): New.
9025 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9026 (expand_builtin_memmove_args): New.
9027 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9028 (expand_movstr): Likewise.
9029 (expand_builtin_strcpy): Likewise.
9030 (expand_builtin_strcpy_args): New.
9031 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9032 (expand_builtin_strncpy): Likewise.
9033 (expand_builtin_memset): Likewise.
9034 (expand_builtin_memset_args): New.
9035 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9036 (expand_builtin_memcmp): Likewise.
9037 (expand_builtin_strcmp): Likewise.
9038 (expand_builtin_strncmp): Likewise.
9039 (expand_builtin_strcat): Likewise.
9040 (expand_builtin_strncat): Likewise.
9041 (expand_builtin_strspn): Likewise.
9042 (expand_builtin_strcspn): Likewise.
9043 (expand_builtin_args_info): Likewise.
9044 (expand_builtin_va_start): Likewise.
9045 (gimplify_va_arg_expr): Likewise.
9046 (expand_builtin_va_end): Likewise.
9047 (expand_builtin_va_copy): Likewise.
9048 (expand_builtin_frame_address): Likewise.
9049 (expand_builtin_alloca): Likewise.
9050 (expand_builtin_bswap): Likewise.
9051 (expand_builtin_unop): Likewise.
9052 (expand_builtin_fputs): Likewise.
9053 (expand_builtin_expect): Likewise.
9054 (expand_builtin_fabs): Likewise.
9055 (expand_builtin_copysign): Likewise.
9056 (expand_builtin_printf): Likewise.
9057 (expand_builtin_fprintf): Likewise.
9058 (expand_builtin_sprintf): Likewise.
9059 (expand_builtin_init_trampoline): Likewise.
9060 (expand_builtin_signbit): Likewise.
9061 (expand_builtin_fork_or_exec): Likewise.
9062 (expand_builtin_sync_operation): Likewise.
9063 (expand_builtin_compare_and_swap): Likewise.
9064 (expand_builtin_lock_test_and_set): Likewise.
9065 (expand_builtin_lock_release): Likewise.
9066 (expand_builtin): Likewise.
9067 (builtin_mathfn_code): Likewise.
9069 (fold_builtin_constant_p): Pass call arguments individually instead
9070 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9071 accessors and constructors. Return NULL_TREE instead of 0.
9072 (fold_builtin_expect): Likewise.
9073 (fold_builtin_classify_type): Likewise.
9074 (fold_builtin_strlen): Likewise.
9075 (fold_builtin_nan): Likewise.
9076 (integer_valued_real_p): Likewise.
9077 (fold_trunc_transparent_mathfn): Likewise.
9078 (fold_fixed_mathfn): Likewise.
9079 (fold_builtin_cabs): Likewise.
9080 (fold_builtin_sqrt): Likewise.
9081 (fold_builtin_cbrt): Likewise.
9082 (fold_builtin_cos): Likewise.
9083 (fold_builtin_cosh): Likewise.
9084 (fold_builtin_tan): Likewise.
9085 (fold_builtin_sincos): Likewise.
9086 (fold_builtin_cexp): Likewise.
9087 (fold_builtin_trunc): Likewise.
9088 (fold_builtin_floor): Likewise.
9089 (fold_builtin_ceil): Likewise.
9090 (fold_builtin_round): Likewise.
9091 (fold_builtin_int_roundingfn): Likewise.
9092 (fold_builtin_bitop): Likewise.
9093 (fold_builtin_bswap): Likewise.
9094 (fold_builtin_logarithm): Likewise.
9095 (fold_builtin_hypot): Likewise.
9096 (fold_builtin_pow): Likewise.
9097 (fold_builtin_powi): Likewise.
9098 (fold_builtin_exponent): Likewise.
9099 (fold_builtin_memset): Likewise.
9100 (fold_builtin_bzero): Likewise.
9101 (fold_builtin_memory_op): Likewise.
9102 (fold_builtin_bcopy): Deleted; call site changed to invoke
9103 fold_builtin_memory_op directly.
9104 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9105 (fold_builtin_strncpy): Likewise.
9106 (fold_builtin_memcmp): Likewise.
9107 (fold_builtin_strcmp): Likewise.
9108 (fold_builtin_strncmp): Likewise.
9109 (fold_builtin_signbit): Likewise.
9110 (fold_builtin_copysign): Likewise.
9111 (fold_builtin_isascii): Likewise.
9112 (fold_builtin_toascii): Likewise.
9113 (fold_builtin_isdigit): Likewise.
9114 (fold_builtin_fabs): Likewise.
9115 (fold_builtin_abs): Likewise.
9116 (fold_builtin_fmin_fmax): Likewise.
9117 (fold_builtin_carg): Likewise.
9118 (fold_builtin_classify): Likewise.
9119 (fold_builtin_unordered_cmp): Likewise.
9121 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9122 New functions split out from fold_builtin_1.
9123 (fold_builtin_n): New.
9124 (fold_builtin_varargs): New.
9125 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9127 (fold_call_expr): New.
9128 (build_function_call_expr): Rewrite to use new helper function.
9129 (fold_builtin_call_list): New.
9130 (build_call_expr): New.
9131 (fold_builtin_call_valist): New.
9132 (rewrite_call_expr): New.
9133 (validate_arg): New.
9134 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9135 of an arglist. Change return type to bool. Use new CALL_EXPR
9138 (fold_builtin_strstr): Pass call arguments individually instead
9139 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9140 accessors and constructors. Return NULL_TREE instead of 0.
9141 (fold_builtin_strchr): Likewise.
9142 (fold_builtin_strrchr): Likewise.
9143 (fold_builtin_strpbrk): Likewise.
9144 (fold_builtin_strcat): Likewise.
9145 (fold_builtin_strncat): Likewise.
9146 (fold_builtin_strspn): Likewise.
9147 (fold_builtin_strcspn): Likewise.
9148 (fold_builtin_fputs): Likewise.
9149 (fold_builtin_next_arg): Likewise.
9150 (fold_builtin_sprintf): Likewise.
9152 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9153 NULL_RTX instead of 0.
9154 (expand_builtin_memory_chk): Likewise.
9155 (maybe_emit_chk_warning): Likewise.
9156 (maybe_emit_sprintf_chk_warning): Likewise.
9158 (fold_builtin_object_size): Pass call arguments individually instead
9159 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9160 accessors and constructors. Return NULL_TREE instead of 0.
9161 (fold_builtin_memory_chk): Likewise.
9162 (fold_builtin_stxcpy_chk): Likewise.
9163 (fold_builtin_strncpy_chk): Likewise.
9164 (fold_builtin_strcat_chk): Likewise.
9165 (fold_builtin_strcat_chk): Likewise.
9166 (fold_builtin_strncat_chk): Likewise.
9167 (fold_builtin_sprintf_chk): Likewise.
9168 (fold_builtin_snprintf_chk): Likewise.
9169 (fold_builtin_printf): Likewise.
9170 (fold_builtin_vprintf): Likewise.
9172 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9174 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9175 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9176 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9177 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9178 (fold_unary): Likewise.
9179 (fold_binary): Likewise.
9180 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9181 ternary expressions.
9182 (fold): Add logic for tcc_vl_exp.
9183 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9184 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9185 (fold_build3_stat): Add assertion to flag broken interface for
9186 constructing CALL_EXPRs.
9187 (fold_build_call_list): New.
9188 (fold_build_call_list_initializer): New.
9189 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9191 (fold_strip_sign_ops): Likewise.
9193 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9194 Brooks Moses <brooks.moses@codesourcery.com>
9195 Lee Millward <lee.millward@codesourcery.com>
9197 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9198 accessors and dump arguments explicitly.
9200 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9202 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9204 (print_call_name): Use new CALL_EXPR accessors.
9206 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9207 CALL_EXPR arguments explicitly instead of as a list. Use
9208 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9210 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9211 (vrp_visit_stmt): Likewise.
9213 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9214 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9216 (force_move_till_expr): Likewise.
9218 * targhooks.c (default_external_stack_protect_fail): Use
9219 build_call_expr instead of build_function_call_expr.
9220 (default_hidden_stack_protect_fail): Likewise.
9222 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9225 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9226 and walk arguments explicitly.
9228 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9229 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9230 (expand_simple_operations): Likewise.
9231 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9233 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9234 of TREE_CODE_LENGTH.
9235 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9237 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9238 instead of TREE_CODE_LENGTH.
9240 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9241 (tree_ic_transform): Likewise.
9242 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9243 parameter instead of arglist. Fix callers.
9244 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9245 (tree_stringops_transform): Likewise.
9246 (tree_indirect_call_to_profile): Likewise.
9247 (tree_stringops_values_to_profile): Likewise.
9249 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9250 (eliminate_tail_call): Likewise.
9252 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9254 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9255 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9257 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9259 * omp-low.c (build_omp_barrier): Use build_call_expr.
9260 (lower_rec_input_clauses): Likewise.
9261 (lower_reduction_clauses): Likewise.
9262 (expand_parallel_call): Likewise.
9263 (maybe_catch_exception): Likewise.
9264 (expand_omp_for_generic): Likewise.
9265 (expand_omp_for_static_nochunk): Likewise.
9266 (expand_omp_sections): Likewise.
9267 (lower_omp_single_simple): Likewise.
9268 (lower_omp_single_copy): Likewise.
9269 (lower_omp_master): Likewise.
9270 (lower_omp_ordered): Likewise.
9271 (lower_omp_critical): Likewise.
9273 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9274 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9276 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9277 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9278 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9280 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9281 and generalize to handle any number of operands.
9282 (chrec_contains_undetermined): Likewise.
9283 (tree_contains_chrecs): Likewise.
9284 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9286 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9288 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9289 fold_call_expr instead of fold_builtin.
9290 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9291 match declarations there.
9292 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9295 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9296 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9298 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9299 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9301 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9304 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9305 (execute_cse_sincos): Use new CALL_EXPR accessors.
9307 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9309 * gimple-low.c (lower_function_body): Use build_call_expr.
9310 (lower_builtin_setjmp): Likewise.
9312 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9313 (set_storage_via_libcall): Likewise.
9314 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9315 instead of TREE_CODE_LENGTH.
9316 (expand_expr_real_1): Use new CALL_EXPR accessors.
9318 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9319 generalize to handle any number of operands.
9320 (TB_parent_eq): Likewise.
9322 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9323 (strip_builtin_expect): Likewise.
9325 * function.c (gimplify_parameters): Use build_call_expr.
9327 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9328 instead of TREE_CODE_LENGTH.
9330 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9331 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9333 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9336 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9337 (gimplify_decl_expr): Likewise.
9338 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9339 Use new CALL_EXPR iterators.
9340 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9341 (gimplify_modify_expr_to_memset): Likewise.
9342 (gimplify_variable_sized_compare): Likewise.
9343 (gimplify_omp_atomic_fetch_op): Likewise.
9344 (gimplify_omp_atomic_pipeline): Likewise.
9345 (gimplify_omp_atomic_mutex): Likewise.
9346 (gimplify_function_tree): Likewise.
9348 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9349 (call_expr_flags): Likewise.
9350 (expand_call): Likewise.
9352 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9353 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9356 * coverage.c (create_coverage): Use build_call_expr.
9358 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9359 (temp_call_expr_obstack): New.
9360 (pool_copy_list): Delete.
9361 (temp_copy_call_expr): New.
9362 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9363 CALL_EXPR accessors. Get rid of special goo for copying argument
9364 lists and use temp_copy_call_expr instead.
9365 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9366 CALL_EXPR accessors.
9367 (create_expression_by_pieces): Likewise. Use build_call_array
9368 to construct the result instead of fold_build3.
9369 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9370 dealing with argument lists.
9371 (init_pre): Remove references to expression_node_pool and
9372 list_node_pool. Init temp_call_expr_obstack instead.
9373 (fini_pre): Remove references to expression_node_pool and
9376 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9377 and walk arguments explicitly instead of as a list.
9379 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9380 (mx_register_decls): Likewise.
9381 (mudflap_register_call): Likewise.
9382 (mudflap_finish_file): Likewise.
9384 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9385 (ipa_callsite_compute_param): Likewise.
9387 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9388 accessors and constructor.
9390 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9391 accessors and constructor.
9392 (convert_tramp_reference): Likewise.
9393 (convert_call_expr): Likewise.
9394 (finalize_nesting_tree_1): Likewise.
9396 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9399 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9401 * tree-inline.c (initialize_inlined_parameters): Pass entire
9402 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9404 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9405 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9407 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9408 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9409 (vectorizable_reduction): Likewise.
9410 (vectorizable_call): Use new CALL_EXPR iterators.
9411 (vectorizable_conversion): Use build_call_expr.
9412 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9413 (vect_gen_widened_results_half): Use build_call_expr.
9414 (vect_setup_realignment): Likewise.
9415 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9417 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9418 (pass_through_call): Likewise.
9419 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9422 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9423 (tree_gen_pow2_profiler): Likewise.
9424 (tree_gen_one_value_profiler): Likewise.
9425 (tree_gen_ic_func_profiler): Likewise.
9426 (tree_gen_average_profiler): Likewise.
9427 (tree_gen_ior_profiler): Likewise.
9429 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9430 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9431 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9433 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9434 of TREE_CODE_LENGTH.
9436 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9437 of TREE_CODE_LENGTH.
9439 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9441 (convert_to_integer): Likewise.
9443 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9446 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9447 Brooks Moses <brooks.moses@codesourcery.com>
9448 Lee Millward <lee.millward@codesourcery.com>
9450 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9452 * config/frv/frv.c (frv_expand_builtin): Likewise.
9453 * config/s390/s390.c (s390_expand_builtin): Likewise.
9455 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9456 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9458 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9459 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9460 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9461 (ix86_expand_store_builtin): Likewise.
9462 (ix86_expand_unop_builtin): Likewise.
9463 (ix86_expand_unop1_builtin): Likewise.
9464 (ix86_expand_sse_compare): Likewise.
9465 (ix86_expand_sse_comi): Likewise.
9466 (ix86_expand_vec_init_builtin): Likewise.
9467 (ix86_expand_vec_ext_builtin): Likewise.
9468 (ix86_expand_vec_set_builtin): Likewise.
9469 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9471 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9472 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9474 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9475 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9476 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9478 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9480 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9481 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9482 arglist. Use new CALL_EXPR accessors. Fix callers.
9483 (altivec_expand_abs_builtin): Likewise.
9484 (rs6000_expand_binop_builtin): Likewise.
9485 (altivec_expand_predicate_builtin): Likewise.
9486 (altivec_expand_lv_builtin): Likewise.
9487 (spe_expand_stv_builtin): Likewise.
9488 (altivec_expand_stv_builtin): Likewise.
9489 (rs6000_expand_ternop_builtin): Likewise.
9490 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9491 (altivec_expand_st_builtin): Likewise.
9492 (altivec_expand_dst_builtin): Likewise.
9493 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9494 arglist. Use new CALL_EXPR accessors. Fix callers.
9495 (altivec_expand_vec_set_builtin): Likewise.
9496 (altivec_expand_vec_ext_builtin): Likewise.
9497 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9498 (spe_expand_builtin): Likewise.
9499 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9500 arglist. Use new CALL_EXPR accessors. Fix callers.
9501 (spe_expand_evsel_builtin): Likewise.
9502 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9503 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9505 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9506 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9507 (arm_expand_unop_builtin): Likewise.
9508 (arm_expand_builtin): Use new CALL_EXPR accessors.
9510 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9513 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9514 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9515 (bfin_expand_unop_builtin): Likewise.
9516 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9518 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9519 Brooks Moses <brooks.moses@codesourcery.com>
9520 Lee Millward <lee.millward@codesourcery.com>
9522 * c-semantics.c (build_stmt): Add internal diagnostic check.
9524 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9525 accessors. Print arguments explicitly instead of as a list.
9527 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9529 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9530 (c_finish_omp_flish): Likewise.
9532 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9533 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9534 instead of TREE_CODE_LENGTH.
9535 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9536 (c_warn_unused_result): Likewise.
9538 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9541 * doc/invoke.texi (Warning Options): Remove
9542 -Werror-implicit-function-declaration.
9543 (Wimplicit-function-declaration): Update description.
9544 * opts.c (common_handle_option): Move handling of -Werror=* to...
9545 (enable_warning_as_error): ...here.
9546 * opts.h (enable_warning_as_error): Declare.
9547 * c-decl.c (implicit_decl_warning): Unless
9548 -Wno-implicit-function-declaration is given, emit a pedwarn if
9549 -std=c99 or emit a warning if -Wimplicit-function-declaration.
9550 * c.opt (Wimplicit-function-declaration): Replace
9551 mesg_implicit_function_declaration with
9552 warn_implicit_function_declaration.
9553 * c-opts.c (c_common_handle_option):
9554 -Werror-implicit-function-declaration is exactly equal as
9555 -Werror=implicit-function-declaration.
9556 (set_Wimplicit): Replace mesg_implicit_function_declaration with
9557 warn_implicit_function_declaration.
9558 (c_common_post_options): -Wimplict-function-declaration is enabled
9559 by default by -std=c99, otherwise is disabled by default.
9560 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
9562 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9564 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
9565 DECL on the rhs to a DECL on the lhs for debug info purposes if the
9566 former is ignored but not the latter.
9568 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9570 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
9571 is made and the reference doesn't use the alias set of its type,
9572 do not create the temporary using that type.
9574 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
9576 * jump.c: Remove prototypes for delete_computation and
9577 delete_prior_computation.
9579 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9581 * jump.c (get_label_after): Delete.
9582 (get_label_before, delete_computation, delete_jump,
9583 delete_prior_computation, follow_jumps): Move...
9584 * reorg.c (delete_computation, delete_prior_computation): ... here...
9585 (get_label_before, delete_jump): ... making these static ...
9586 (follow_jumps): ... and simplifying this since it only runs after
9588 * rtl.h (get_label_after, get_label_before, delete_jump,
9589 follow_jumps): Delete prototypes.
9591 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9593 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
9595 2007-02-15 Nick Clifton <nickc@redhat.com>
9597 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
9598 order to prevent it from being munged by the target.
9600 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
9602 * config/i386/i386.md: Remove misleading comment.
9604 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9606 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
9607 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
9610 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9612 * tree-sra.c (instantiate_missing_elements): Canonicalize
9614 (sra_build_assignment): New.
9615 (generate_copy_inout, generate_element_copy,
9616 generate_element_zero, generate_one_element_init): Use it.
9618 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9620 * tree-sra.c (instantiate_missing_elements): Canonicalize
9622 (sra_build_assignment): New.
9623 (generate_copy_inout, generate_element_copy,
9624 generate_element_zero, generate_one_element_init): Use it.
9626 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9628 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
9631 2007-02-14 Joseph Myers <joseph@codesourcery.com>
9633 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
9634 types as aggregates not scalars.
9635 * function.c (assign_stack_temp_for_type): Likewise.
9637 2007-02-14 Roger Sayle <roger@eyesopen.com>
9638 Zdenek Dvorak <dvorakz@suse.cz>
9640 * tree-dump.c (dump_switch_p_1): Require exact match of the option
9643 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
9645 * passes.c (next_pass_1): Clear the next field of the copied
9648 2007-02-14 Richard Henderson <rth@redhat.com>
9650 * tree-sra.c (early_sra): New.
9651 (decl_can_be_decomposed_p): Deny va_list if early_sra.
9652 (tree_sra_early, pass_sra_early): New.
9653 * tree-pass.h (pass_sra_early): Declare.
9654 * passes.c (init_optimization_passes): Use it.
9656 2007-02-14 Richard Guenther <rguenther@suse.de>
9658 * flags.h (issue_strict_overflow_warning): Convert to a macro.
9660 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
9662 PR tree-optimization/30771
9663 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
9665 (vect_analyze_operations): Induction phis can now be marked as
9667 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
9668 Update documentation accordingly.
9670 2007-02-14 Nick Clifton <nickc@redhat.com>
9672 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
9673 most 3 arguments are supported.
9674 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
9676 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
9678 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
9679 Ensure dst->current is valid.
9681 2007-02-13 Paul Brook <paul@codesourcery.com>
9683 * config.gcc: Add arm*-*-uclinux-*eabi.
9684 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
9685 (SUBTARGET_EXTRA_LINK_SPEC): Define.
9686 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
9687 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
9688 (LINK_SPEC): Define.
9690 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
9692 * config/arm/uclinux-eabi.h: New file.
9693 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
9694 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
9697 2007-02-13 Ian Lance Taylor <iant@google.com>
9699 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
9700 * flags.h (warn_strict_overflow): Declare.
9701 (enum warn_strict_overflow_code): Define.
9702 (issue_strict_overflow_warning): New static inline function.
9703 * opts.c (warn_strict_overflow): New variable.
9704 (common_handle_option): Handle OPT_Wstrict_overflow and
9705 OPT_Wstrict_overflow_.
9706 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
9708 * fold-const.c: Include intl.h.
9709 (fold_deferring_overflow_warnings): New static variable.
9710 (fold_deferred_overflow_warning): New static variable.
9711 (fold_deferred_overflow_code): New static variable.
9712 (fold_defer_overflow_warnings): New function.
9713 (fold_undefer_overflow_warnings): New function.
9714 (fold_undefer_and_ignore_overflow_warnings): New function.
9715 (fold_deferring_overflow_warnings_p): New function.
9716 (fold_overflow_warning): New static function.
9717 (make_range): Add strict_overflow_p parameter. Change all
9719 (extract_muldiv, extract_muldiv_1): Likewise.
9720 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
9721 tree_expr_nonnegative_p.
9722 (fold_negate_expr): Call fold_overflow_warning.
9723 (fold_range_test): Likewise.
9724 (fold_comparison): Likewise.
9725 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
9726 instead of tree_expr_nonnegative_p.
9727 (tree_expr_nonnegative_warnv_p): Rename from
9728 tree_expr_nonnegative_p, add strict_overflow_p parameter.
9729 (tree_expr_nonnegative_p): New function.
9730 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
9731 strict_overflow_p parameter.
9732 (tree_expr_nonzero_p): New function.
9733 * passes.c (verify_interpass_invariants): New static function.
9734 (execute_one_pass): Call it.
9735 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
9737 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
9738 (estimate_numbers_of_iterations): Likewise.
9739 (scev_probably_wraps_p): Likewise.
9740 * tree-ssa-ccp.c: Include "toplev.h".
9741 (evaluate_stmt): Defer fold overflow warnings until we know we are
9743 (struct fold_stmt_r_data): Add stmt field.
9744 (fold_stmt_r): Defer fold overflow warnings until we know we
9746 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
9747 (fold_stmt_inplace): Likewise.
9748 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
9749 (cleanup_control_expr_graph): Defer fold overflow warnings until
9750 we know we are going to optimize.
9751 * tree-cfg.c (fold_cond_expr_cond): Likewise.
9752 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
9754 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9755 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
9756 * tree-ssa-loop-manip.c (create_iv): Likewise.
9757 * c-typeck.c (build_conditional_expr): Likewise.
9758 (build_binary_op): Likewise.
9759 * tree-vrp.c (vrp_expr_computes_nonzero): Call
9760 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
9761 (extract_range_from_unary_expr): Likewise.
9762 * simplify-rtx.c (simplify_const_relational_operation): Warn when
9763 assuming that signed overflow does not occur.
9764 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
9765 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
9766 (fold_defer_overflow_warnings): Declare.
9767 (fold_undefer_overflow_warnings): Declare.
9768 (fold_undefer_and_ignore_overflow_warnings): Declare.
9769 (fold_deferring_overflow_warnings_p): Declare.
9770 (tree_expr_nonzero_warnv_p): Declare.
9771 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
9773 (Warning Options): Document -Wstrict-overflow.
9774 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
9775 (tree-ssa-ccp.o): Likewise.
9776 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
9777 (fold-const.o): Depend on intl.h.
9779 2007-02-13 Ian Lance Taylor <iant@google.com>
9782 * lower-subreg.c (resolve_simple_move): Decompose subregs in
9785 2007-02-13 Stuart Hastings <stuart@apple.com>
9787 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
9789 2007-02-13 Richard Henderson <rth@redhat.com>
9791 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
9792 handled_component_p before looking for the indirect_ref.
9794 2007-02-13 Richard Henderson <rth@redhat.com>
9796 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
9797 remove flags clobber.
9798 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
9799 (bswaphi_lowpart): New.
9800 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
9801 remove TARGET_BSWAP test. Delete expander of the same name.
9803 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
9804 (expand_unop): Use them.
9806 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
9808 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
9809 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
9810 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
9811 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
9812 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
9813 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
9814 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
9815 assembler dialect choice from asm templates.
9817 2007-02-12 Richard Henderson <rth@redhat.com>
9819 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
9820 (fixuns_trunc<SSEMODEF>si2): Use it.
9821 * config/i386/sse.md (vec_setv4sf_0): Export.
9822 * config/i386/i386.c (ix86_build_const_vector): Export.
9823 (ix86_split_convert_uns_si_sse): Rename from
9824 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
9825 * config/i386/i386-protos.h: Update.
9827 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9830 * c-typeck.c (c_finish_return): Improve warning message.
9832 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9834 * alias.c (find_symbolic_term): Delete unused function.
9836 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
9838 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
9839 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
9840 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
9842 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9844 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9845 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
9846 the function, temporarily point the debug interface to the null one.
9848 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9850 * dwarf2out.c (round_up_to_align): New static function.
9851 (field_byte_offset): Use it to round the offset.
9853 2007-02-12 Richard Henderson <rth@redhat.com>
9855 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
9856 (inswl_const): Export.
9858 2007-02-12 Richard Henderson <rth@redhat.com>
9860 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
9861 result mode of the libcall, convert back to outmode.
9863 2007-02-12 Roger Sayle <roger@eyesopen.com>
9865 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
9866 (bswapdi2): New define_expand to implement 32-bit implementation.
9868 2007-02-12 Nick Clifton <nickc@redhat.com>
9870 * doc/invoke.texi (Overall Options): Document --help=.
9871 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
9872 (cc1_options): Pass --help= on to cc1.
9873 (display_help): Add description of --help=.
9874 (process_command): Add code to handle --help=. Allow translated
9875 --help and --target-help switches to be passed on to compiler
9877 (main): Remove unused if statement.
9878 * opts.c (columns): Remove.
9879 (LEFT_COLUMN): Define.
9880 (wrap_help): Add columns argument.
9881 (print_filtered_help): Change parameters to be an include bitmask,
9882 an exclude bitmask, an any bitmask and the column width. Move the
9883 code to display the params list here. Add code to display the
9884 status of options rather than their descriptions if the quiet flag
9886 (print_specific_help): Change parameters to be an include bitmask,
9887 an exclude bitmask and an any bitmask. Move code to look up the
9888 column width here. Decide upon the title for an options listing.
9889 (common_handle_options): Add code to handle --help=. Adapt code
9890 for --help and --target-help to use the revised form of the
9891 print_specific_help function.
9892 (print_help): Delete.
9893 (print_param_help): Delete.
9894 (print_switch): Delete.
9895 * opts.h (cl_lang_count): Add prototype.
9896 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
9897 CL_MAX_OPTION_CLASS): New defines.
9898 * optc-gen.awk: Add construction of cl_lang_count.
9899 * c.opt: Add Warning attribute to warning options and Optimization
9900 attribute to optimization options.
9901 * common.opt: Likewise.
9903 Add -fhelp and -ftarget-help as aliases for the transformed --help
9904 and --target-help options.
9905 * opt-functions.awk: Add code to handle Warning and Optimization
9908 2007-02-12 Richard Henderson <rth@redhat.com>
9910 * config/alpha/constraints.md: New file.
9911 * config/alpha/alpha.c: Include tm-constrs.h.
9912 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
9913 alpha_extra_constraint): Remove.
9914 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
9915 * config/alpha/alpha-protos.h: Update.
9916 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
9917 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
9918 (EXTRA_CONSTRAINT): Remove.
9919 * config/alpha/alpha.md: Include constraints.md.
9920 (adddi splitter): Use satisfies_constraint_*.
9921 * config/alpha/predicates.md (add_operand): Likewise.
9922 (sext_add_operand, addition_operation): Likewise.
9924 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
9926 PR tree-optimization/29145
9927 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
9928 in our handling of restrict qualified pointers.
9930 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9933 * doc/invoke.texi (Wunused-value): Update description.
9934 (Wextra): Delete item.
9935 * opts.c (set_Wextra): Don't use the value of Wextra to set the
9936 value of Wunused-value.
9937 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
9938 (c_finish_stmt_expr): Don't check extra_warnings.
9939 (emit_side_effect_warnings): The caller is responsible to check
9942 2007-02-11 Roger Sayle <roger@eyesopen.com>
9943 Matt Thomas <matt@3am-software.com>
9945 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
9947 2007-02-11 Roger Sayle <roger@eyesopen.com>
9949 * simplify-rtx.c (simplify_relational_operation_1): Optimize
9950 comparisons of POPCOUNT against zero.
9951 (simplify_const_relational_operation): Likewise.
9953 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9955 * doc/invoke.texi (Wextra): Delete outdated paragraph.
9957 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9959 * dwarf2out.c (root_type): Delete unused function.
9961 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9963 * genattrtab.c (contained_in_p): Delete unused function.
9964 (write_expr_attr_cache): Likewise.
9966 2007-02-11 Jan Hubicka <jh@suse.cz>
9968 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
9971 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
9973 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
9974 to add the REG_EQ* note.
9975 * see.c (see_merge_one_use_extension): Likewise.
9976 * local-alloc.c (update_equiv_regs): Likewise. Also don't
9977 turn REG_EQUAL notes into REG_EQUIV notes if the target
9978 register may have more than one set.
9979 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
9980 * gcse.c (try_replace_reg): Likewise.
9981 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
9982 * calls.c (fixup_tail_calls): Likewise. Abort if there is
9983 more than one REG_EQUIV note.
9984 * reload1.c (gen_reload): Use set_unique_reg_note.
9986 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
9988 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
9989 (ix86_builtin_conversion): New function.
9991 2007-02-06 Mark Mitchell <mark@codesourcery.com>
9994 * tree.h (DECL_REPLACEABLE_P): New macro.
9995 * except.c (set_nothrow_function_flags): Likewise.
9997 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
9998 Ira Rosen <irar@il.ibm.com>
9999 Dorit Nuzman <dorit@il.ibm.com>
10001 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10002 * targhooks.c (default_builtin_vectorized_conversion): New.
10003 * targhooks.h (default_builtin_vectorized_function): New declaration.
10004 * target.h (struct vectorize): Add builtin_conversion field.
10005 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10006 stmt_vec_info_type value.
10007 (vectorizable_conversion): New declaration.
10008 * tree-vect-analyze.c (vect_analyze_operations): Add
10009 vectorizable_conversion call.
10010 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10011 * tree-vect-transform.c (vectorizable_conversion): New function.
10012 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10013 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10015 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10016 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10017 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10018 or ALTIVEC_BUILTIN_VCFSX.
10020 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10023 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10024 CONST_DOUBLE and operand 0 is a hard register.
10025 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10026 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10027 is a hard floating-point register.
10029 2007-02-10 Richard Henderson <rth@redhat.com>
10030 Jakub Jelinek <jakub@redhat.com>
10031 Alexandre Oliva <aoliva@redhat.com>
10033 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10034 * builtin-types.def (BT_WORD): Make unsigned.
10035 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10036 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10037 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10038 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10039 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10040 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10042 * expr.c (emutls_var_address): New.
10043 (expand_expr_real_1): Expand emulated tls.
10044 (expand_expr_addr_expr_1): Likewise.
10045 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10046 * output.h (emutls_finish): Declare.
10047 * toplev.c (compile_file): Call it.
10048 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10049 address before wrapping in CONST.
10050 * varasm.c (emutls_htab, emutls_object_type): New.
10051 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10052 (get_emutls_object_name, get_emutls_object_type): New.
10053 (get_emutls_init_templ_addr, emutls_decl): New.
10054 (emutls_common_1, emutls_finish): New.
10055 (assemble_variable): When emulating tls, swap decls; generate
10056 constructor for the emutls objects.
10057 (do_assemble_alias): When emulating tls, swap decl and target name.
10058 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10060 * varpool.c (decide_is_variable_needed): Look at force_output.
10061 Recurse for emulated tls.
10062 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10063 with decide_is_variable_needed.
10064 * emutls.c: New file.
10065 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10066 tls_object for real tls.
10068 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10070 PR rtl-optimization/29599
10071 * reload1.c (eliminate_regs_in_insn): Take the destination
10072 mode into account when computing the offset.
10074 2007-02-09 Stuart Hastings <stuart@apple.com>
10075 Richard Henderson <rth@redhat.com>
10077 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10078 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10079 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10080 fixuns_truncdfhi2): New.
10081 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10082 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10083 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10084 (floatunssidf2): Allow nonimmediate source.
10085 * config/i386/sse.md (movdi_to_sse): New.
10086 (vec_concatv2di): Drop '*'.
10087 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10088 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10089 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10091 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10092 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10093 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10094 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10095 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10096 ix86_build_const_vector.
10097 (x86_emit_floatuns): Rewrite.
10099 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10101 * genautomata.c (longest_path_length): Delete unused function.
10102 (struct state): Delete unused longest_path_length.
10103 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10104 (get_free_state): Delete unused.
10106 2007-02-09 Jan Hubicka <jh@suse.cz>
10108 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10109 * doc/invoke.texi (inline-unit-growth): Update default value.
10111 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10112 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10113 (rebuild_cgraph_edges): Likewise.
10114 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10115 (dump_cgraph_node): Dump frequencies.
10116 (cgraph_clone_edge): Add frequency scales.
10117 (cgraph_clone_node): Add freuqnecy.
10118 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10119 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10120 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10121 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10122 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10123 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10124 (save_inline_function_body): Likewise.
10125 * ipa-inline.c: inluce rtl.h
10126 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10127 (cgraph_edge_badness): Use frequencies.
10128 (cgraph_decide_recursive_inlining): Update clonning.
10129 (cgraph_decide_inlining_of_small_function): Dump frequency.
10130 * predict.c (estimate_bb_frequencies): Export.
10131 * predict.h (estimate_bb_frequencies): Declare.
10132 * tree-inline.c (copy_bb): Watch overflows.
10133 (expand_call_inline): Update call of cgraph_create_edge.
10134 (optimize_inline_calls): Use TODO flags to update frequnecies.
10135 * passes.h: Include predict.h
10136 (init_optimization_passes): Move profile ahead.
10137 (execute_function_todo): Handle TODO_rebuild_frequencies.
10139 2007-02-09 Roger Sayle <roger@eyesopen.com>
10141 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10142 the insbl or inswl pattern into a register.
10144 2007-02-09 Roger Sayle <roger@eyesopen.com>
10146 * config/ia64/ia64.md (bswapdi2): New define_insn.
10148 2007-02-09 Richard Henderson <rth@redhat.com>
10150 * config/i386/constraints.md (Ym): New constraint.
10151 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10152 (movdi_1_rex64): Split sse and xmm general register moves from
10153 memory move alternatives. Use conditional register constraints.
10154 (movsf_1, movdf_integer): Likewise.
10155 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10156 (movdf_integer_rex64): New.
10157 (pushsf_rex64): Fix output constraints.
10158 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10159 (sse2_stored): Likewise.
10160 (sse2_storeq_rex64): New.
10161 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10162 amd and not generic.
10163 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10164 for optimize_size. Remove SF/DFmode hack.
10166 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10168 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10171 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10172 Richard Sandiford <richard@codesourcery.com>
10174 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10175 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10176 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10177 m68k/t-mlib to tmake_file.
10178 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10179 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10180 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10181 Allow it to be cf or m68k. Set m68k_arch_family. If that
10182 variable is not empty, add t-$m68k_arch_family to tmake_file.
10183 Add t-mlibs to tmake_file.
10184 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10185 * config/m68k/t-cf: New file.
10186 * config/m68k/t-m68k: Likewise.
10187 * config/m68k/t-mlibs: Likewise.
10188 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10189 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10190 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10191 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10192 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10194 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10195 (INSTALL_LIBGCC): Delete.
10196 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10197 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10198 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10199 (M68K_MLIB_CPU): Define.
10200 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10201 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10202 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10204 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10205 Richard Guenther <rguenther@suse.de>
10207 PR middle-end/23361
10208 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10209 against INT_MIN/INT_MAX.
10210 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10211 file if a loop is removed.
10213 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10215 * calls.c (store_one_arg): Pass correct alignment to
10216 emit_push_insn for non-BLKmode values.
10217 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10218 unaligned stack slot via a suitably aligned slot.
10220 2007-02-08 DJ Delorie <dj@redhat.com>
10222 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10224 (legal_subregs): Use unsigned char, make const.
10225 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10227 2007-02-08 Paul Brook <paul@codesourcery.com>
10229 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10230 special interworking needed.
10232 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10234 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10235 conditional to __SSE2__.
10236 (Entries below should have been added to first ChangeLog
10237 entry for amdfam10 dated 2007-02-05)
10238 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10240 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10242 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10245 2007-02-08 DJ Delorie <dj@redhat.com>
10247 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10248 * config/m32c/m32c.c (legal_subregs): New.
10249 (m32c_illegal_subreg_p): New.
10250 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10251 unsupported subregs of hard regs.
10253 2007-02-08 Jan Hubicka <jh@suse.cz>
10255 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10256 the same one; always update histograms.
10258 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10260 * passes.c (init_optimization_passes): Tidy comment.
10262 2007-02-08 Roger Sayle <roger@eyesopen.com>
10264 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10265 strip zero_extend, bswap and rotates from POCOUNT's argument.
10266 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10267 zero_extend and rotates from PARITY's argument.
10268 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10269 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10270 of an integer constant at compile-time.
10272 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10275 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10277 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10280 * tree-ssa-live.c (remove_unused_locals): Do not remove
10281 TREE_ADDRESSABLE variables.
10282 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10283 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10284 FOR_CLOBBER. Update all users.
10285 If VAR has an associated alias set, add a virtual operand for
10286 it if no alias is found to conflict with the memory reference.
10288 2007-02-07 Jan Hubicka <jh@suse.cz>
10289 Robert Kidd <rkidd@crhc.uiuc.edu>
10291 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10293 2007-02-07 Ian Lance Taylor <iant@google.com>
10295 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10297 2007-02-07 Roger Sayle <roger@eyesopen.com>
10299 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10300 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10301 tablejumpdi, movsi_to_cr_one): Remove constraints from
10302 define_expand's match_operands.
10304 2007-02-07 Roger Sayle <roger@eyesopen.com>
10306 * global.c (compute_regsets): Move declatation of "i" inside of
10307 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10309 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10312 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10313 of INDIRECT_REF <RESULT_DECL>.
10315 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10317 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10318 Kaz Kojima <kkojima@gcc.gnu.org>
10321 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10323 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10325 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10327 * doc/loop.texi: Document possibility not to perform disambiguation
10328 of loops with multiple latches.
10329 * cfgloopmanip.c (alp_enum_p): Removed.
10330 (add_loop): Handle subloops. Use get_loop_body_with_size.
10331 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10332 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10333 the new forwarder block.
10334 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10335 Handle the case latch is NULL.
10336 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10337 when marking loop exits.
10338 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10340 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10341 disambiguate_loops_with_multiple_latches.
10342 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10343 before fix_loop_structure.
10344 * cfgloop.c: Include pointer-set.h and output.h.
10345 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10346 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10347 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10348 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10349 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10350 disambiguate_multiple_latches, get_loop_body_with_size,
10351 disambiguate_loops_with_multiple_latches): New functions.
10352 (flow_loop_dump): Dump multiple latch edges.
10353 (flow_loop_nodes_find): Handle loops with multiple latches.
10354 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10355 (glb_enum_p): Modified.
10356 (get_loop_body): Use get_loop_body_with_size.
10357 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10358 (AVOID_CFG_MODIFICATIONS): New constant.
10359 (disambiguate_loops_with_multiple_latches, add_loop,
10360 get_loop_body_with_size): Declare.
10361 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10363 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10365 PR inline-asm/28686
10366 * global.c (compute_regsets): New function.
10367 (global_alloc): Refactored ELIMINABLE_REGSET
10368 and NO_GLOBAL_ALLOC_REGS computation out.
10369 (rest_of_handle_global_alloc): Call compute_regsets()
10370 for non-optimizing case.
10372 2007-02-06 Richard Henderson <rth@redhat.com>
10374 * config/i386/constraints.md (Y2): Rename from Y.
10375 (Yi): New constraint.
10376 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10377 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10378 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10379 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10380 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10381 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10382 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10383 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10384 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10385 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10386 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10387 vec_extractv2si_1): Change Y constraints to Y2.
10388 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10389 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10390 Change Y constraints to Y2.
10391 (sse2_loadld): Change Y constraints to x.
10393 2007-02-06 Roger Sayle <roger@eyesopen.com>
10395 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10396 (parity<mode>2): New define_expand using rs6000_emit_parity.
10397 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10398 rs6000_emit_parity): New functions.
10399 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10400 rs6000_emit_parity): Prototype here.
10402 2007-02-06 Ian Lance Taylor <iant@google.com>
10404 * lower-subreg.c (simple_move_operand): Reject CONST.
10405 (resolve_clobber): Call validate_change rather than directly
10406 assigning to XEXP (pat, 0).
10408 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10410 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10411 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10412 (tree-cfg.o): Remove hashtab.h dependency.
10414 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10415 (struct ivopts_data): Change niters to pointer_map_t.
10416 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10417 (niter_for_exit): Create pointer_map on demand. Change for
10419 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10420 (free_loop_data): Destroy data->niters if created and reset field.
10421 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10422 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10424 * tree-ssa-reassoc.c: Include pointer-set.h.
10425 (bb_rank): Change to long *.
10426 (operand_rank): Change to pointer_map_t.
10427 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10428 (insert_operand_rank): Accept long.
10429 (operand_entry_hash, operand_entry_eq): Remove.
10430 (get_rank): Return long. Adjust for changes above.
10431 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10433 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10435 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10436 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10437 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10439 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10440 directly since it cannot be NULL.
10441 (get_vi_for_tree): Rewrite for pointer_map API.
10442 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10443 (init_alias_vars): Create vi_for_tree as pointer_map.
10444 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10446 * tree-cfg.c: Don't include hashtab.h.
10447 (edge_to_cases): Declare as pointer_map.
10448 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10450 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10451 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10452 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10454 (record_switch_edge): Delete.
10455 (get_cases_for_edge): Adjust for pointer_map API, inline
10456 record_switch_edge (rewritten for new API), remove goto.
10458 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10460 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10461 * tree-nested.c: Include pointer-set.h.
10462 (var_map_elt, var_map_eq, var_map_hash): Delete.
10463 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10464 to pointer_map_t's.
10465 (nesting_info_bitmap_obstack): New.
10466 (lookup_field_for_decl): Adjust for pointer_map API.
10467 (lookup_tramp_for_decl): Adjust for pointer_map API.
10468 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10469 (get_local_debug_decl): Adjust for pointer_map API.
10470 (convert_nl_goto_reference): Adjust for pointer_map API.
10471 (convert_nl_goto_receiver): Adjust for pointer_map API.
10472 (create_nesting_tree): Create outside GGC space. Create bitmap on
10473 the new obstack. Create field_map and var_map as pointer_maps.
10474 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10476 (lower_nested_functions): Move root here, no need to NULL it.
10477 Initialize and release the obstack.
10479 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10481 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10482 Remove prototypes and make them non-static.
10483 (struct tree_int_map): Remove.
10484 * tree.h (struct tree_int_map): Move here, turning TO into an
10486 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10488 * tree.h (TREE_COMPLEXITY): Remove.
10489 (struct tree_exp): Remove complexity field.
10490 * tree.c (build1_stat): Don't set it.
10492 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10493 Victor Kaplansky <victork@il.ibm.com>
10495 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10496 (vect_is_simple_reduction): Support reduction with induction as
10497 one of the operands.
10498 (vect_is_simple_iv_evolution): Fix formatting.
10499 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10500 formatting. Don't mark induction phis for vectorization.
10501 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10502 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10503 (vect_get_vec_def_for_operand): Support induction.
10504 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10506 (vectorizable_reduction): Support reduction with induction as one of
10508 (vectorizable_type_demotion): Use def-type of stmt argument rather
10509 than dummy def-type.
10511 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10512 flag_tree_scev_cprop.
10513 * common.opt (tree-scev-cprop): New flag.
10515 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10516 call to vect_get_new_vect_var.
10518 2007-02-06 Ira Rosen <irar@il.ibm.com>
10520 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10521 vectype is not NULL.
10522 (vect_pattern_recog_1): Likewise.
10524 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10526 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10527 (fold_negate_expr): Likewise.
10529 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10532 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10533 even if cv-qualification is the same.
10535 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10537 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10538 __enable_execute_stack on completion.
10540 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10542 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
10543 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
10544 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
10545 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
10546 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
10547 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
10548 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
10549 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
10551 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10553 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
10554 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
10555 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
10556 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
10557 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
10558 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
10559 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
10560 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
10561 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
10562 umuldi3_highpart_rex64, umulsi3_highpart_insn,
10563 umulsi3_highpart_zext, smuldi3_highpart_rex64,
10564 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
10565 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
10566 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
10567 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
10568 sqrtextenddfxf2_i387): Added amdfam10_decode.
10570 * config/i386/athlon.md (athlon_idirect_amdfam10,
10571 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
10572 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
10573 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
10574 athlon_ivector_store_amdfam10): New define_insn_reservation.
10575 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
10578 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10580 * config/i386/athlon.md (athlon_call_amdfam10,
10581 athlon_pop_amdfam10, athlon_lea_amdfam10): New
10582 define_insn_reservation.
10583 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
10584 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
10585 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
10587 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10589 * config/i386/athlon.md (athlon_sseld_amdfam10,
10590 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
10591 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
10593 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10595 * config/i386/athlon.md (athlon_sseins_amdfam10): New
10596 define_insn_reservation.
10597 * config/i386/i386.md (sseins): Added sseins to define_attr type
10598 and define_attr unit.
10599 * config/i386/sse.md: Set type attribute to sseins for insertq
10602 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10604 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
10605 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
10606 ssecomi_load_amdfam10, ssecomi_amdfam10,
10607 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
10608 define_insn_reservation.
10609 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
10611 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10613 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
10614 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
10615 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
10616 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
10617 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
10618 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
10619 define_insn_reservation.
10621 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
10622 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
10623 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
10624 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
10625 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
10627 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10629 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
10630 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
10631 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
10632 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
10633 athlon_ssemul_load_k8): Added amdfam10.
10635 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10637 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
10638 (x86_sse_unaligned_move_optimal): New variable.
10640 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
10642 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
10643 for unaligned vector SSE double/single precision loads for AMDFAM10.
10645 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10647 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
10648 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
10649 Define TARGET_CPU_DEFAULT_amdfam10.
10650 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
10651 (processor_type): Add PROCESSOR_AMDFAM10.
10653 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
10654 processor_type in config/i386/i386.h.
10655 Enable imul peepholes for TARGET_AMDFAM10.
10657 * config.gcc: Add support for --with-cpu option for amdfam10.
10659 * config/i386/i386.c (amdfam10_cost): New variable.
10660 (m_AMDFAM10): New macro.
10661 (m_ATHLON_K8_AMDFAM10): New macro.
10662 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
10663 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
10664 x86_promote_QImode, x86_integer_DFmode_moves,
10665 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10666 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
10667 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
10668 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
10669 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
10670 Enable/disable for amdfam10.
10671 (override_options): Add amdfam10_cost to processor_target_table.
10672 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
10673 processor_alias_table.
10674 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
10675 (ix86_adjust_cost): Add code for amdfam10.
10677 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10679 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
10680 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
10681 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
10682 * config/i386/i386.h: Add builtin definition for SSE4A.
10683 * config/i386/i386.md: Add support for ABM instructions
10684 (popcnt and lzcnt).
10685 * config/i386/sse.md: Add support for SSE4A instructions
10686 (movntss, movntsd, extrq, insertq).
10687 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
10688 Add -march=amdfam10 flag.
10689 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
10690 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
10692 * doc/extend.texi: Add documentation for SSE4A builtins.
10694 2007-02-05 Bob Wilson <bob.wilson@acm.org>
10696 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
10698 2007-02-05 Richard Guenther <rguenther@suse.de>
10700 * tree-vectorizer.h (vectorizable_function): Add argument type
10701 argument, change return type.
10702 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
10703 * tree-vect-transform.c (vectorizable_function): Handle extra
10704 argument, return vectorized function decl.
10705 (build_vectorized_function_call): Remove.
10706 (vectorizable_call): Handle calls with result and argument types
10707 differing. Handle loop vectorization factor correctly.
10708 * targhooks.c (default_builtin_vectorized_function): Adjust for
10710 * targhooks.h (default_builtin_vectorized_function): Likewise.
10711 * target.h (builtin_vectorized_function): Add argument type
10713 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
10714 extra argument, allow vectorizing of lrintf.
10715 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
10716 documentation of target hook.
10718 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
10721 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
10722 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
10723 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
10725 2007-02-05 Roger Sayle <roger@eyesopen.com>
10727 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
10728 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
10729 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
10730 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
10731 before canonicalizing sincos to cexpi.
10732 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
10734 2007-02-05 Roger Sayle <roger@eyesopen.com>
10736 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
10737 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
10738 (alpha_init_builtins): Use alpha_add_builtins to process tables.
10740 2007-02-05 Roger Sayle <roger@eyesopen.com>
10742 * mips-tfile.c (initialize_init_file): Correct endianness test.
10744 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
10746 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
10747 the 'y' constraint.
10749 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10751 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
10752 saves in a PARALLEL before the register assignments.
10754 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10756 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
10757 DWARF_FRAME_RETURN_COLUMN to be a general register.
10758 * dwarf2out.c (init_return_column_size): New function, split from...
10759 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
10760 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
10761 to be nongeneral registers.
10762 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
10764 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
10765 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
10767 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10769 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
10771 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10773 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
10774 (remove_path): Use can_remove_branch_p and remove_branch instead
10775 of loop_delete_branch_edge.
10776 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
10777 (tree_transform_and_unroll_loop): Remove dead branches immediately.
10778 Update profile using scale_dominated_blocks_in_loop.
10779 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
10780 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
10781 (can_remove_branch_p, remove_branch): Declare.
10782 * tree-cfg.c (tree_can_remove_branch_p): New function.
10783 (tree_cfg_hooks): Add tree_can_remove_branch_p.
10784 * cfgrtl.c (rtl_can_remove_branch_p): New function.
10785 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
10787 2007-02-05 Jan Hubicka <jh@suse.cz>
10789 PR middle-end/30696
10790 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
10791 nodes in cgraph, don't remove offline copy of the function.
10793 2007-02-04 Jan Hubicka <jh@suse.cz>
10795 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
10796 vectors might cause maybe_lookup_element_for_expr to be called
10797 on non-sra-candidate.
10799 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10801 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
10802 config/bfin/bfin.md, config/bfin/predicates.md: Follow
10803 spelling conventions.
10805 2007-02-04 Richard Guenther <rguenther@suse.de>
10807 PR middle-end/30636
10808 * fold-const.c (try_move_mult_to_index): Make sure to not
10809 overflow one dimension of a multi-dimensional array access.
10811 2007-02-04 Jan Hubicka <jh@suse.cz>
10813 * passes.c (init_optimization_passes): Reindent.
10815 2007-02-04 Jan Hubicka <jh@suse.cz>
10816 Eric Botcazou <ebotcazou@adacore.com>
10818 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
10819 (execute_fixup_cfg): Break out the abnormal goto code.
10820 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
10821 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
10822 (optimize_inline_calls): Call make_nonlocal_label_edges.
10824 2007-02-04 Jan Hubicka <jh@suse.cz>
10826 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
10827 true when something was changed.
10828 (rename_ssa_copies): When something was changed, do
10829 TODO_remove_unused_locals.
10830 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10831 add TODO_remove_unused_locals when instruction was removed.
10833 2007-02-04 Jan Hubicka <jh@suse.cz>
10835 * ipa-inline.c (try_inline): Improve debug output; work on already
10837 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
10838 call try_inline for already inlined edges too when flattening;
10839 inline also functions that make callee growth but overall unit size
10842 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10844 * config/m32c/bitops.md, config/m32c/jump.md,
10845 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
10846 config/m32r/m32r.h, config/m32r/m32r.md,
10847 config/m32r/predicates.md, config/m68hc11/larith.asm,
10848 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
10849 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
10850 config/mips/mips-protos.h, config/mips/mips.c,
10851 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
10852 config/mn10300/mn10300.h, config/mn10300/predicates.md,
10853 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
10854 spelling conventions.
10856 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
10857 Follow spelling conventions.
10859 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
10861 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
10862 warn about C++0x compatibility.
10864 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10866 * config/h8300/h8300.c, config/h8300/h8300.h,
10867 config/h8300/h8300.md: Follow spelling conventions.
10869 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
10871 PR middle-end/30667
10872 * combine.c (try_combine): Do not substitute source operand
10873 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
10875 2007-02-03 Jan Hubicka <jh@suse.cz>
10877 PR gcov-profile/30650
10878 * value-prof.c (stringop_block_profile): Fix handling of size counter;
10879 do not divide by zero for never executed counters.
10880 (tree_find_values_to_profile): Fix counters.
10881 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
10883 2007-02-03 Ian Lance Taylor <iant@google.com>
10885 * lower-subreg.c (simple_move_operand): New static function,
10886 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
10888 (simple_move): Call simple_move_operand.
10889 (find_decomposable_subregs): Add special handling of MEMs.
10890 (can_decompose_p): Rename from cannot_decompose_p. Reverse
10891 meaning of return value. If we see a hard register, test whether
10892 it can store a word_mode value. Change all callers.
10894 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10896 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
10897 ftrapv insns and expanders.
10898 (subdi3): Change define_expand operand 1 to arith11_operand, and
10899 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
10900 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
10901 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
10904 PR middle-end/30174
10905 * varasm.c (notice_global_symbol): Treat global objects as weak when
10906 flag_shlib is true.
10908 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10910 * emit-rtl.c (dconstpi): Delete.
10911 (dconstsqrt2): New.
10912 (init_emit_once): Delete dconstpi and init dconstsqrt2.
10913 * real.h (dconstpi): Delete.
10914 (dconstsqrt2): New.
10915 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
10916 (fold_builtin_hypot): Likewise.
10918 2007-02-03 Tom Tromey <tromey@redhat.com>
10921 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
10922 -gcoff3, -gxcoff3, -gvms3 implies -dD.
10924 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
10926 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
10927 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
10928 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
10929 config/rs6000/cell.md, config/rs6000/darwin.h,
10930 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
10931 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
10932 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10933 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
10934 typos. Follow spelling conventions.
10935 * doc/invoke.texi: Follow spelling conventions.
10937 2007-02-03 Roger Sayle <roger@eyesopen.com>
10939 * simplify-rtx.c (simplify_relational_operation_1): Implement some
10940 canonicalization transformations that attempt to simplify integer
10941 constant comparisons to become comparisons against zero.
10943 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10945 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
10947 * fold-const.c (fold_binary): Fix comment typos. Fold complex
10948 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
10950 2007-02-02 Mike Stump <mrs@apple.com>
10952 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
10953 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
10954 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
10955 generate a branch island.
10957 2007-02-02 Bob Wilson <bob.wilson@acm.org>
10959 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
10960 (xtensa_legitimate_address_p): New.
10961 (xtensa_legitimize_address): New.
10962 (xtensa_output_addr_const_extra): New.
10963 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
10965 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10966 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
10967 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
10968 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
10969 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
10970 (xtensa_legitimize_address): New.
10971 (xtensa_output_addr_const_extra): New.
10973 2007-02-02 Steve Ellcey <sje@cup.hp.com>
10975 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
10977 2007-02-02 Ian Lance Taylor <iant@google.com>
10979 * expmed.c (expand_divmod): Add comment.
10981 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
10983 * emit-rtl.c (renumber_insns): Remove.
10984 * flags.h: Remove the extern for flag_renumber_insns.
10985 * rtl.h: Remove the prototype for renumber_insns.
10986 * toplev.c (flag_renumber_insns): Remove.
10988 2007-02-02 Hui-May Chang <hm.chang@apple.com>
10990 Revert for x86 darwin:
10991 2005-06-19 Uros Bizjak <uros@kss-loka.si>
10993 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
10994 code before the following patch under TARGET_MACHO.
10995 (ix86_function_value_regno_p): Likewise.
10997 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10999 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11002 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11005 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11006 general or fp registers. Add comments.
11007 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11009 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11011 * pointer-set.c (insert_aux): Only return insertion slot.
11012 (pointer_set_insert): Adjust.
11013 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11014 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11015 pointer_map_traverse): New.
11016 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11017 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11018 pointer_map_contains, pointer_map_traverse): Declare.
11020 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11022 PR middle-end/30473
11023 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11024 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11026 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11028 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11030 (struct _dep): New type.
11031 (dep_t): New typedef.
11032 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11033 (DEP_STATUS): New access macro. The macro with the same name was
11034 renamed to DEP_LINK_STATUS.
11035 (dep_init): Declare function
11037 (struct _dep_link): New type.
11038 (dep_link_t): New typedef.
11039 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11040 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11041 (DEP_LINK_STATUS): New macro.
11042 (debug_dep_links): New debug function.
11044 (struct _deps_list): New type.
11045 (deps_list_t): New typedef.
11046 (DEPS_LIST_FIRST): New access macro.
11047 (FOR_EACH_DEP_LINK): New cycle macro.
11048 (create_deps_list, free_deps_list, delete_deps_list): Declare
11050 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11051 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11052 (copy_deps_list_change_con): Ditto.
11054 (move_dep_link): Declare function.
11056 (struct _dep_node): New type.
11057 (dep_node_t): New typedef.
11058 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11060 (struct haifa_insn_data.back_deps): New field to hold backward
11061 dependencies of the insn.
11062 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11064 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11065 Change its type to deps_list_t.
11066 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11067 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11068 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11070 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11072 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11074 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11076 (dep_cost): Declare.
11078 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11079 (ds_to_dk, dk_to_ds): New functions.
11081 (init_dep_1): New static function.
11082 (init_dep): New function.
11083 (copy_dep): New static function.
11085 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11087 (detach_dep_link): New static function.
11088 (move_dep_link): New function.
11090 (dep_links_consistent_p, dump_dep_links): New static functions.
11091 (debug_dep_links): New debugging function.
11093 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11095 (alloc_deps_list, init_deps_list): New static functions.
11096 (create_deps_list): New function.
11097 (clear_deps_list): New static function.
11098 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11099 (deps_list_consistent_p, dump_deps_list): New static functions.
11100 (debug_deps_list): New function.
11101 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11103 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11105 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11106 use new scheduler dependencies lists.
11107 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11108 (sched_analyze): Ditto. Initialize dependencies lists.
11109 (add_forw_dep, compute_forward_dependences): Update to use new
11110 scheduler dependencies lists.
11112 (init_dependency_caches): Init deps_obstack.
11113 (free_dependency_caches): Free deps_obstack.
11115 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11116 new scheduler dependencies lists.
11117 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11118 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11120 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11121 Update to use new scheduler dependencies lists.
11122 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11123 (debug_dependencies): Ditto.
11124 (schedule_region): Update comments.
11126 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11127 scheduler dependencies lists.
11128 (schedule_ebb): Update comments.
11130 * rtl.def (DEPS_LIST): Remove.
11132 * lists.c (unused_deps_list): Remove.
11133 (free_list): Update assertions.
11135 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11136 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11138 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11139 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11141 * haifa-sched.c (comments): Update.
11142 (insn_cost1): Remove. Inline the code into insn_cost ().
11143 (insn_cost): Update to use new scheduler dependencies lists. Move
11144 processing of the dependency cost to dep_cost ().
11145 (dep_cost): New function. Use it instead of insn_cost () when
11146 evaluating cost of the dependency. Use compatible interface to
11147 interact with the target.
11148 (priority): Update to use new scheduler dependencies lists.
11149 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11150 with greater number of insns that depend on the insn.
11151 (schedule_insn): Update to use new scheduler dependencies lists. Add
11152 code to free backward dependencies lists. Inline and optimize code
11153 from resolve_dep () - see PR28071.
11154 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11155 lists. Update call to targetm.sched.is_costly_dependence hook.
11157 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11158 scheduler dependencies lists.
11160 (resolve_dep): Remove. Move the logic to schedule_insn ().
11161 (init_h_i_d): Initialize dependencies lists.
11163 (process_insn_depend_be_in_spec): Rename to
11164 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11165 dependencies lists.
11166 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11167 Update to use new scheduler dependencies lists.
11168 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11170 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11171 new scheduler dependencies lists.
11172 (build_intra_loop_deps): Ditto.
11174 * target.h (struct _dep): Declare to use in
11175 gcc_target.sched.is_costly_dependence.
11176 (struct gcc_target.sched.adjust_cost): Fix typo.
11177 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11178 single dep_t parameter instead of an equivalent triad.
11179 (struct gcc_target.sched.adjust_cost_2): Remove.
11181 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11183 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11185 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11187 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11189 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11190 (REG_DEP_TRUE): Document.
11192 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11193 Change signature to correspond to the targetm.sched.adjust_cost hook.
11194 Update use in TARGET_SCHED_ADJUST_COST_2.
11195 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11196 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11197 new scheduler dependencies lists.
11198 (ia64_gen_check): Ditto.
11200 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11201 dependencies lists.
11203 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11204 signature to correspond to the targetm.sched.is_costly_dependence hook.
11205 (is_costly_group): Update to use new scheduler dependencies lists.
11207 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11208 instead of INSN_COST () macro.
11210 2007-02-01 Ian Lance Taylor <iant@google.com>
11212 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11214 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11216 * pa.md (tp_load): Correct mfctl instruction syntax.
11218 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11220 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11221 altivec_padding_size calculation on AIX. Improve comment, add
11222 assert to verify that it's right.
11224 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11227 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11229 PR inline-asm/28686
11230 * global.c (global_alloc): Add mising initialization of
11233 2007-02-01 Roger Sayle <roger@eyesopen.com>
11235 * alias.c (init_alias_analysis): Correct whitespace.
11236 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11237 partition_hot_cold_basic_blocks): Likewise.
11238 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11239 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11240 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11241 fold_builtin_snprintf_chk, fold_builtin_printf,
11242 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11243 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11244 * cfgcleanup.c (cleanup_cfg): Likewise.
11245 * cfgexpand.c (tree_expand_cfg): Likewise.
11246 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11247 * function.c (get_next_funcdef_no): Likewise.
11248 * gengtype.c (main): Likewise.
11249 * genmodes.c (main): Likewise.
11250 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11251 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11252 * ifcvt.c (noce_emit_move_insn): Likewise.
11253 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11255 * stor-layout.c (get_best_mode): Likewise.
11256 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11257 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11258 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11259 perform_var_substitution, solve_graph): Likewise.
11260 * tree-vrp.c (vrp_finalize): Likewise.
11262 2007-02-01 Ian Lance Taylor <iant@google.com>
11264 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11265 high part of a paradoxical subreg, return a constant zero.
11267 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11269 * toplev.c (lang_dependent_init): Call init_set_costs.
11270 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11272 2007-02-01 Richard Guenther <rguenther@suse.de>
11274 PR middle-end/30656
11275 * fold-const.c (fold_negate_expr): Allow negating a
11276 constant if overflow does not change.
11278 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11280 * doc/c-tree.texi (Expression trees): Improve markup.
11281 * doc/tm.texi (Register Classes, Addressing Modes)
11282 (Floating Point): Fix spacing after abbreviations. Fix some
11285 2007-02-01 Ben Elliston <bje@au.ibm.com>
11287 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11288 * doc/contrib.texi: Likewise.
11289 * doc/install.texi: Likewise.
11291 2007-01-31 Richard Henderson <rth@redhat.com>
11292 Ian Lance Taylor <iant@google.com>
11294 * lower-subreg.c: New file.
11295 * rtl.def (CONCATN): Define.
11296 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11297 pass_lower_subreg2.
11298 * emit-rtl.c (update_reg_offset): New static function, broken out
11299 of gen_rtx_REG_offset.
11300 (gen_rtx_REG_offset): Call update_reg_offset.
11301 (gen_reg_rtx_offset): New function.
11302 * regclass.c: Revert patch of 2006-03-05, restoring
11304 (clear_reg_info_regno): New function.
11305 * dwarf2out.c (concatn_loc_descriptor): New static function.
11306 (loc_descriptor): Handle CONCATN.
11307 * common.opt (fsplit_wide_types): New option.
11308 * opts.c (decode_options): Set flag_split_wide_types when
11310 * timevar.def (TV_LOWER_SUBREG): Define.
11311 * rtl.h (gen_reg_rtx_offset): Declare.
11312 (reg_scan_update): Declare.
11313 * regs.h (clear_reg_info_regno): Declare.
11314 * tree-pass.h (pass_lower_subreg): Declare.
11315 (pass_lower_subreg2): Declare.
11316 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11317 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11318 -fsplit-wide-types.
11319 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11320 * Makefile.in (OBJS-common): Add lower-subreg.o.
11321 (lower-subreg.o): New target.
11323 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11325 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11327 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11330 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11332 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11334 PR middle-end/29335
11335 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11337 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11339 * cfgloop.h: Include vec-prim.h.
11340 (enum li_flags): Remove LI_ONLY_OLD.
11341 (loop_iterator): Changed.
11342 (fel_next, fel_init): Iterate over loop tree.
11343 (FOR_EACH_LOOP_BREAK): New macro.
11344 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11346 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11347 * modulo-sched.c (sms_schedule): Ditto.
11348 * tree-vectorizer.c (vectorize_loops): Ditto.
11349 * doc/loop.texi: Update information on loop numbering and behavior of
11350 FOR_EACH_LOOP wrto new loops.
11351 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11352 add_to_evolution_1): Test nestedness of loops instead of comparing
11354 * tree-chrec.c (chrec_fold_plus_poly_poly,
11355 chrec_fold_multiply_poly_poly, chrec_evaluate,
11356 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11357 reset_evolution_in_loop): Ditto.
11358 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11360 2007-01-31 Dirk Mueller <dmueller@suse.de>
11362 * c-common.c (warn_about_parentheses): Separate warning about
11363 un-parenthized sequence of comparison operators from the one
11364 which is supposed to warn about x <= y <= z.
11366 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11368 * optabs.h (enum optab_index): Add new OTI_isinf.
11369 (isinf_optab): Define corresponding macro.
11370 * optabs.c (init_optabs): Initialize isinf_optab.
11371 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11373 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11374 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11376 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11377 expand_builtin_interclass_mathfn.
11378 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11379 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11380 (fxam<mode>2_i387): New insn pattern.
11381 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11382 built-in functions as x87 inline asm.
11384 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11386 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11388 2007-01-30 Eric Christopher <echristo@apple.com>
11390 * config.gcc: Add geode.
11392 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11394 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11395 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11396 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11397 value-prof.c: Fix comment typos.
11399 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11402 * doc/invoke.texi (Wpointer-arith): Document warning.
11404 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11406 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11407 the list of discrepancies from the draft TR.
11409 2007-01-30 Dirk Mueller <dmueller@suse.de>
11412 * doc/invoke.texi (-Wreturn-type): Update description to
11413 match new behavior.
11415 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11417 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11419 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11421 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11422 to handle optabs that operate on floating point input argument and
11423 output to integer output.
11424 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11425 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11426 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11427 expand_builtin_interclass_mathfn ().
11428 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11429 (ilogbsi2): Remove.
11430 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11431 ilogbl built-in functions as x87 intrinsics.
11433 2007-01-30 Richard Guenther <rguenther@suse.de>
11435 PR middle-end/27657
11436 * dwarf2out.c (reference_to_unused): Query varpool if the
11437 variable was output.
11439 2007-01-30 Richard Guenther <rguenther@suse.de>
11441 PR middle-end/30313
11442 * passes.c (execute_one_pass): Reset in_gimple_form to not
11443 confuse non-unit-at-a-time mode.
11445 2007-01-29 Roger Sayle <roger@eyesopen.com>
11446 Richard Guenther <rguenther@suse.de>
11448 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11449 avoid undefined behaviour on overflow. Use force_fit_type_double
11450 to construct the constant with the specified TREE_OVERFLOW.
11452 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11454 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11455 * config/dfp-bit.h: Ditto.
11457 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11459 * c-decl.c (pop_scope): Replace warnings with call to
11460 warn_for_unused_label.
11461 * c-common.h (warn_for_unused_label): Declare.
11462 * c-common.c (warn_for_unused_label): Define.
11464 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11466 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11469 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11471 * Makefile.in (USER_H): Remove decfloat.h.
11472 * ginclude/decfloat.h: Delete, moving contents to ...
11473 * ginclude/float.h: Add support for decimal floating point,
11474 guarded by __STDC_WANT_DEC_FP__.
11476 2007-01-29 Mike Stump <mrs@apple.com>
11478 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11479 Analysis and Representation to resolve case insensitive conflict.
11480 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11482 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11484 * tree.h (struct tree_memory_tag): Add aliases member.
11485 (MTAG_ALIASES): New macro.
11486 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11487 (add_may_alias): Remove pointer-set. Update for may_aliases being
11489 (mark_aliases_call_clobbered): Update for may_aliases being a
11491 (compute_tag_properties): Ditto.
11492 (create_partition_for): Ditto.
11493 (compute_memory_partitions): Ditto.
11494 (dump_may_aliases_for): Ditto.
11495 (is_aliased_with): Ditto.
11496 (add_may_alias_for_new_tag): Ditto.
11497 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11498 (compute_is_aliased): New function.
11499 (compute_may_aliases): Call compute_is_aliased).
11500 (init_alias_info): Initialize alias_bitmap_obstack.
11501 (union_alias_set_into): New function.
11502 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11503 (have_common_aliases_p): Rewrite to take two bitmaps and use
11505 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11506 Update for bitmaps.
11507 (finalize_ref_all_pointers): Update for add_may_alias changes.
11508 (new_type_alias): Ditto.
11509 * tree-flow-inline.h (may_aliases): Return a bitmap.
11510 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11511 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11512 may_aliases being a bitmap.
11513 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11514 may_aliases now returns a bitmap.
11515 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11517 * tree-ssa-operands.c (add_virtual_operand): Update for
11518 may_aliases being a bitmap.
11520 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11522 PR tree-optimization/30630
11523 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11524 variable as changed.
11526 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11529 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11530 expanded only once even if an error occurs.
11532 2007-01-29 Ben Elliston <bje@au.ibm.com>
11534 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11535 (__gcov_average_profiler): Likewise.
11536 (__gcov_ior_profiler): Likewise.
11537 (__gcov_merge_ior): Likewise.
11539 2007-01-28 Jan Hubicka <jh@suse.cz>
11541 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
11542 * value-prof.c (stringop_block_profile): Likewise.
11544 2007-01-28 Jan Hubicka <jh@suse.cz>
11546 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
11547 variant handling histograms; add wrapper.
11548 (clear_storage_via_libcall): Export.
11549 (emit_block_move_hints): Break out from ...; add histograms.
11550 (emit_block_move): ... this one.
11551 (clear_storage_hints): Break out from ...; add histograms.
11552 (clear_storage): ... this one.
11553 (set_storage_via_memset): Handle histogram.
11554 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
11555 (clear_storage_hints, clear_storage_via_libcall): Declare.
11556 (set_storage_via_setmem): Update prototype.
11557 * doc/md.texi (movmem, setmem): Document new arguments.
11559 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
11561 (stringop_block_profile): New global function.
11562 (tree_stringops_values_to_profile): Profile block size and alignment.
11563 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
11565 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
11566 (stringop_block_profile): Declare.
11567 * builtins.c: Include value-prof.h.
11568 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
11569 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
11570 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
11571 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
11572 * profile.c (instrument_values): Add new counters.
11573 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
11575 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
11576 (tree_init_edge_profiler): Build new profilers.
11577 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
11578 (pass_tree_profile): Add dump.
11579 (tree_profile_hooks): Update.
11580 * Makefile.in (LIBGCOV): Add new constants.
11581 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
11582 __gcov_ior_profiler): New.
11583 * i386.md (movmem/setmem expanders): Add new optional arguments.
11585 2007-01-28 David Edelsohn <edelsohn@gnu.org>
11587 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
11589 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11591 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
11592 (tree_unswitch_single_loop): Pass eni_size_weights to
11593 tree_num_loop_insns.
11594 * tree-ssa-loop-manip.c: Include tree-inline.h.
11595 (can_unroll_loop_p): Pass eni_size_weights to
11596 tree_num_loop_insns.
11597 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
11598 Pass eni_size_weights to estimate_num_insns.
11599 * tree.h (init_inline_once): Export.
11600 * toplev.c (backend_init): Call init_inline_once.
11601 * cgraphunit.c (cgraph_process_new_functions,
11602 cgraph_analyze_function): Pass eni_inlining_weights to
11603 estimate_num_insns.
11604 * ipa-inline.c (compute_inline_parameters): Ditto.
11605 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
11606 to estimate_num_insns.
11607 (try_unroll_loop_completely): Pass eni_size_weights to
11608 tree_num_loop_insns.
11609 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
11610 ot estimate_num_insns.
11611 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
11612 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
11613 * tree-inline.c (eni_inlining_weights, eni_size_weights,
11614 eni_time_weights): New variables.
11615 (init_inline_once): Initialize them.
11616 (struct eni_data): Mew.
11617 (estimate_num_insns_1, estimate_num_insns): Use weights.
11618 * tree-inline.h (struct eni_weights_d): New.
11619 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
11620 (estimate_num_insns): Declaration changed.
11621 * cfgloop.h (tree_num_loop_insns): Declaration changed.
11622 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
11623 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
11625 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11627 * tree-data-ref.c (conflict_fn): Assert that the number of affine
11628 relations in the conflict function is valid.
11630 2007-01-27 Ian Lance Taylor <iant@google.com>
11632 * common.opt: Add fstrict-overflow.
11633 * opts.c (decode_options): Set flag_strict_overflow if -O2.
11634 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
11635 (TYPE_OVERFLOW_UNDEFINED): Define.
11636 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
11638 * tree.h (TYPE_TRAP_SIGNED): Don't define.
11639 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
11640 (fold_negate_expr): Likewise.
11641 (make_range): Likewise.
11642 (extract_muldiv_1): Likewise.
11643 (maybe_canonicalize_comparison): Likewise.
11644 (fold_comparison): Likewise.
11645 (fold_binary): Likewise.
11646 (tree_expr_nonnegative_p): Likewise.
11647 (tree_expr_nonzero_p): Likewise.
11648 * tree-vrp.c (compare_values): Likewise.
11649 (extract_range_from_binary_expr): Likewise.
11650 (extract_range_from_unary_expr): Likewise.
11651 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
11653 (nowrap_type_p): Likewise.
11654 * tree-scalar-evolution.c (simple_iv): Likewise.
11655 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
11656 (build_range_check): Likewise.
11657 (extract_muldiv_1): Likewise.
11658 (fold_comparison): Likewise.
11659 * tree-vrp.c (vrp_int_const_binop): Likewise.
11660 (extract_range_from_unary_expr): Likewise.
11661 * convert.c (convert_to_integer): Likewise.
11662 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
11663 (fold_comparison): Likewise.
11664 (fold_binary): Likewise.
11665 * optabs.c (optab_for_tree_code): Likewise.
11666 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
11667 * simplify-rtx.c (simplify_const_relational_operation): Check
11668 flag_strict_overflow and flag_trapv.
11669 (simplify_const_relational_operation): Likewise.
11670 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
11671 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
11674 2007-01-27 Roger Sayle <roger@eyesopen.com>
11676 * tree.c (tree_fold_gcd): Delete.
11677 * tree.h (tree_fold_gcd): Remove prototype.
11678 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
11679 test whether one constant integer is a multiple of another. Instead
11680 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
11681 * fold-const.c (multiple_of_p): We've determined both TOP and
11682 BOTTOM are integer constants so we can call int_const_binop directly
11683 instead of the more generic const_binop.
11685 2007-01-27 Roger Sayle <roger@eyesopen.com>
11687 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
11688 1*X check that the constant hasn't overflowed, to preserve the
11690 (round_up): Provide an efficient implementation when rouding-up an
11691 INTEGER_CST to a power-of-two.
11693 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11695 * doc/sourcebuild.texi: Add comma for clarity.
11696 * doc/extend.texi: Fix some typos.
11697 * doc/passes.texi: Likewise.
11698 * doc/cppinternals.texi: Likewise.
11699 * doc/c-tree.texi: Likewise.
11700 * doc/tree-ssa.texi: Likewise.
11701 * doc/install.texi: Likewise.
11703 2007-01-27 Jan Hubicka <jh@suse.cz>
11705 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
11706 (pass_sra): Do not require alias information.
11707 * passes.c (init_optimization_passes): Add SRA
11709 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
11711 * tracer.c (rest_of_handle_tracer): We already cleaned
11712 up the CFG in tracer() so don't do it here again.
11713 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
11714 cleanup_cfg here, either. And don't call renumber_insns.
11716 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
11717 and BB_HEAD are in the insn stream here. Instead make sure
11718 that BB_INSN is valid on all insns. Also, do check here that
11719 there are no pending branch predictions...
11720 (rtl_verify_flow_info): ...instead of doing it here. Checks
11721 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
11724 2007-01-26 Roger Sayle <roger@eyesopen.com>
11726 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
11727 function to simplify/factorize operand order canonicalization.
11728 (ix86_fixup_binary_operands): Reorganize using the above function.
11729 (ix86_binary_operator_ok): Likewise.
11731 2007-01-27 Jakub Jelinek <jakub@redhat.com>
11733 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
11734 file scope from optimize_attrs.
11735 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
11737 (optimize_attrs): Clear insn_code_values after freeing it.
11739 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11741 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
11742 a parts.base assignment.
11744 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11746 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
11747 (compute_subscript_distance, initialize_data_dependence_relation,
11748 finalize_ddr_dependent, analyze_ziv_subscript,
11749 analyze_siv_subscript_cst_affine,
11750 compute_overlap_steps_for_affine_univar,
11751 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11752 analyze_siv_subscript, analyze_miv_subscript,
11753 analyze_overlapping_iterations, subscript_dependence_tester_1,
11754 compute_self_dependence, free_dependence_relation): Work
11755 with affine_fn instead of chrecs.
11756 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
11757 common_affine_function, affine_function_base,
11758 affine_function_constant_p, affine_fn_op, affine_fn_plus,
11759 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
11760 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
11761 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
11762 (all_chrecs_equal_p): Removed.
11763 * tree-data-ref.h (affine_fn, conflict_function): New types.
11764 (struct subscript): Change type of conflicting_iterations_in_a
11765 and conflicting_iterations_in_b.
11767 2007-01-26 Steve Ellcey <sje@cup.hp.com>
11770 * config/pa/pa.h (TARGET_HPUX_11): New.
11771 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
11772 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
11774 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
11775 Richard Guenther <rguenther@suse.de>
11777 * tree-ssa-structalias.c (solve_graph): Handle case
11778 we merged the variable to another.
11780 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11782 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
11785 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
11786 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
11788 2007-01-25 DJ Delorie <dj@redhat.com>
11790 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
11791 allow changes to modes which don't fit in those registers.
11793 * reload1.c (choose_reload_regs): Check for invalid subregs before
11794 computing their locations, not after.
11796 2007-01-25 Geoffrey Keating <geoffk@apple.com>
11799 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
11800 save Altivec registers in an eh_return function.
11801 (compute_vrsave_mask): Likewise.
11802 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
11803 for saving Altivec registers.
11804 (rs6000_emit_prologue): Don't allocate stack twice in
11805 eh_return function. Correct expected value of altivec_save_offset
11806 when using save_world. Describe save of R0 to stack when using
11807 save_world. Describe stack pointer adjustment when using
11808 save_world. Remove duplicated eh_return parameter register saving.
11809 Update sp_offset variable after save_world.
11810 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
11812 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
11813 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
11816 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11818 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
11820 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11823 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
11824 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
11826 2007-01-25 Richard Guenther <rguenther@suse.de>
11828 * doc/invoke.texi (-Wcoverage-mismatch): Document.
11829 * common.opt (-Wcoverage-mismatch): New warning option.
11830 * coverage.c (get_coverage_counts): Ignore coverage mismatch
11831 if -Wcoverage-mismatch is given.
11833 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
11835 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
11836 (ipcp_driver): Change to static definition.
11837 Add dumping of the ifunctions.
11838 (constant_val_insert): Remove unused parameter. Support for SSA.
11839 (ipcp_propagate_const): Support for SSA.
11840 (ipcp_profile_bb_print): Print only analyzed nodes.
11841 (ipcp_replace_map_create): Remove support for Fortran constant
11843 * ipa-prop.c (ipa_method_modify_stmt,
11844 ipa_callsite_compute_param): Support for SSA.
11845 * ipa-prop.h (ipcp_driver): Remove declaration.
11846 (IS_VALID_TREE_MAP_INDEX): Add define.
11848 2007-01-24 Geoffrey Keating <geoffk@apple.com>
11850 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
11852 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11854 PR middle-end/30447
11855 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
11856 constant argument to cabs and do it without checking for
11857 -funsafe-math-optimizations.
11859 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
11861 * c-common.h (RID_FIRST_CXX0X): New.
11862 (RID_LAST_CXX0X): New.
11863 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
11865 * c.opt (Wc++0x-compat): New.
11866 * doc/invoke.texi (-Wc++0x-compat): Document.
11868 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11870 * builtins.c (fold_builtin_carg): New.
11871 (fold_builtin_1): Use it.
11873 2007-01-24 Jan Hubicka <jh@suse.cz>
11875 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
11877 * ipa-inline.c (initial_insns, max_insns): Delete.
11878 (compute_max_insns): New function.
11879 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
11880 of insns as base for code growth.
11881 (cgraph_decide_inlining): Make initial_insns local; do not compute
11883 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
11884 * doc/invoke.texi (inline-unit-growth): Update docs.
11886 2007-01-24 Jakub Jelinek <jakub@redhat.com>
11888 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
11889 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
11890 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
11891 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
11892 for CPUs that have PTA_CX16 set.
11894 PR middle-end/27416
11895 * gimplify.c (omp_check_private): New function.
11896 (gimplify_scan_omp_clauses): Use it for
11897 firstprivate/lastprivate/reduction.
11899 PR middle-end/30494
11900 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
11901 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
11903 PR middle-end/30421
11904 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
11905 If lower_lastprivate_clauses emits some statements, append them
11906 to dlist rather than body_p and to body_p append an initializer.
11907 (lower_omp_for): Adjust caller.
11909 2007-01-24 Steve Ellcey <sje@cup.hp.com>
11911 * target.h (globalize_decl_name): New.
11912 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11913 * output.h (default_globalize_decl_name): New.
11914 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
11916 (globalize_decl): Ditto.
11917 (default_globalize_decl_name): New.
11918 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
11919 (ia64_handle_version_id_attribute): New.
11920 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11921 (ia64_asm_output_external): Use globalize_decl_name instead
11922 of globalize_label.
11923 * doc/extend.texi (version_id): New pragma.
11924 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
11926 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11928 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
11929 _uleb128_t and _Unwind_SWord with _sleb128_t.
11930 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
11931 uw_frame_state_for, uw_update_context_1): Likewise.
11932 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
11933 * unwind-pe.h (read_uleb128, read_sleb128,
11934 read_encoded_value_with_base): Likewise.
11935 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
11937 2007-01-24 Richard Guenther <rguenther@suse.de>
11939 * builtins.c (expand_builtin_cexpi): Get the fndecl
11940 for cexp in the correct way.
11942 2007-01-24 Jan Hubicka <jh@suse.cz>
11944 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
11946 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11948 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
11949 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
11950 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
11951 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
11952 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
11953 __SIZEOF_PTRDIFF_T__.
11954 * doc/cpp.texi: Documentation for the new builtin macros added.
11956 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
11958 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
11959 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
11960 instead of operands[2] to avoid access past the end of array.
11962 2007-01-24 Richard Sandiford <richard@codesourcery.com>
11964 * reload1.c (emit_reload_insns): Pass the reload register
11965 for a non-spill output reload through forget_old_reloads_1.
11967 2007-01-23 Joseph Myers <joseph@codesourcery.com>
11969 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11970 _SOFT_DOUBLE if doubles use software floating-point.
11971 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
11972 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11973 * config/rs6000/darwin-ldouble.c: Also compile functions for
11974 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
11975 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11976 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
11977 commented-out long double override.
11978 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
11979 * config/rs6000/eabispe.h: Likewise.
11980 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
11981 long double for non-SPE.
11982 (rs6000_handle_option): Likewise.
11983 (invalid_e500_subreg): Disallow more subregs involding DImode,
11984 DFmode, TImode or TFmode.
11985 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
11987 (legitimate_lo_sum_address_p): Also check for TFmode for E500
11989 (rs6000_legitimize_address): Also handle TFmode for E500 double.
11990 (rs6000_legitimize_reload_address): Also handle TFmode for E500
11992 (rs6000_legitimate_address): Also check for TFmode for E500
11994 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
11995 (spe_build_register_parallel): Handle TFmode and TCmode.
11996 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
11998 (function_arg): Handle TFmode and TCmode for E500 double.
11999 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12001 (print_operand): Handle TFmode and TImode for %y.
12002 (rs6000_generate_compare): Handle TFmode comparisons for E500
12004 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12005 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12006 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12007 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12008 TFmode for E500 double.
12009 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12010 (floatsidf2): Enable for E500 double.
12011 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12012 (extenddftf2): Change to extenddftf2_fprs.
12013 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12014 depending on TARGET_E500_DOUBLE.
12015 (extendsftf2): Enable for E500 double.
12016 (trunctfdf2): Enable for E500 double.
12017 (trunctfsf2): Change to trunctfsf2_fprs.
12018 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12019 depending on TARGET_E500_DOUBLE.
12020 (floatsitf2): Enable for E500 double.
12021 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12022 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12023 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12024 (negtf2): Change to negtf2_internal.
12025 (negtf2): New expander.
12026 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12027 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12028 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12029 (movdi_internal32): Use rs6000_nonimmediate_operand.
12030 (unnamed splitter): Likewise.
12031 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12032 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12033 (SPE64TF, DITI): New mode macros.
12034 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12037 (frob_<mode>_di_2): New.
12038 (frob_tf_di_8_2): New.
12039 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12041 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12043 (frob_ti_<mode>_8_2): New.
12044 (frob_ti_tf_2): New.
12045 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12046 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12048 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12049 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12050 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12051 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12052 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12053 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12056 2007-01-23 Ian Lance Taylor <iant@google.com>
12058 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12060 (OBJS-archive): Reformat, alphabetize.
12061 (OBJS): Change out_object_file to OBJS-md.
12063 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12065 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12066 JUMP_P and CALL_P predicates where applicable.
12067 * config/i386/i386.c: Ditto.
12068 * config/i386/i386.md: Ditto.
12069 * config/i386/mmx.md: Ditto.
12070 * config/i386/predicates.md: Ditto.
12072 2007-01-22 Andreas Schwab <schwab@suse.de>
12074 * config/m68k/m68k.h: Fix comment.
12076 2007-01-22 Jan Hubicka <jh@suse.cz>
12078 * passes.c (init_optimization_passes): Do not rerun
12079 pass_early_warn_uninitialized.
12081 2007-01-22 Richard Guenther <rguenther@suse.de>
12083 PR tree-optimization/30038
12084 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12086 (execute_cse_sincos_1): Likewise.
12087 (execute_cse_sincos): Likewise.
12088 (gate_cse_sincos): Likewise.
12089 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12090 the cexpi() canonicalization of sincos().
12091 * tree-pass.h (pass_cse_sincos): Declare.
12092 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12094 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12096 PR rtl-optimization/29329
12097 * combine.c (replaced_rhs_insn): Rename to i2mod.
12098 (replaced_rhs_value): Rename to i2mod_new_rhs.
12099 (i2mod_old_rhs): New global variable.
12100 (combine_instructions): Adjust for above change. Save a copy of
12101 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12102 note are substituted in the second instruction.
12103 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12104 ditch the note if it pertains to the second eliminated register
12105 and this register is mentioned in i2mod_old_rhs.
12108 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12110 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12111 the insn to which the note was originally attached.
12113 2007-01-21 Jan Hubicka <jh@suse.cz>
12115 * ipa-inline.c (inlining_mode): Comment, move up.
12116 (cgraph_decide_inlining_incrementally): Do not perform inlining
12117 itself; fix handling of flattening of self recursive functions.
12118 (cgraph_find_cycles): Remove.
12119 (cgraph_flatten_node): Remove.
12120 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12121 (try_inline): New function.
12122 (cgraph_early_inlining): Update call of
12123 cgraph_decide_inlining_incrementally. Apply inlining here.
12124 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12126 2007-01-21 Dirk Mueller <dmueller@suse.de>
12129 * tree-vrp.c (check_array_bounds): do not warn
12130 about ADDR_EXPR's of ARRAY_REF's which are immediately
12131 used in binary expressions.
12133 2007-01-21 Ira Rosen <irar@il.ibm.com>
12135 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12136 read_write_dep and macros for its access.
12137 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12138 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12139 argument, call vect_check_interleaving for every independent pair of
12140 data-refs. Mark loads that access the same memory location as a store
12142 (vect_check_dependences): Remove.
12143 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12144 call, fix the call to vect_analyze_data_ref_dependence.
12145 (vect_analyze_data_ref_access): For statements that access the same
12146 data-ref, check that they are not stores; for loads, check that there
12147 is no store that access the same location.
12149 2007-01-20 Roger Sayle <roger@eyesopen.com>
12150 Joseph Myers <joseph@codesourcery.com>
12152 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12153 (-fdump-rtl-stack): Likewise.
12154 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12155 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12156 (-mpt-fixed): Use @minus{} for minus sign.
12157 (Using Precompiled Headers): Fix under/overfull hbox.
12159 2007-01-20 Jan Hubicka <jh@suse.cz>
12161 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12162 place within annotation.
12164 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12166 * pa.c (output_move_double): Change array size of xoperands to 4.
12168 2007-01-20 Jan Hubicka <jh@suse.cz>
12170 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12173 2007-01-19 Ian Lance Taylor <iant@google.com>
12175 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12176 constant to unsigned HOST_WIDE_INT before negating.
12178 2007-01-19 Ian Lance Taylor <iant@google.com>
12180 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12182 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12183 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12184 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12185 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12186 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12187 (realloc_vdef, realloc_vuse): Change second parameter to
12189 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12190 fields to unsigned.
12191 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12192 unsigned. Change x and lim locals to unsigned.
12193 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12195 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12196 (copy_virtual_operands): Change i and n locals to unsigned.
12198 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12200 PR middle-end/29335
12201 * builtins.c (fold_builtin_1): Handle builtin fdim.
12203 2007-01-20 Jan Hubicka <jh@suse.cz>
12205 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12206 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12207 init_alias_heapvars.
12208 (init_alias_heapvars): Initialize only when not already initialized.
12209 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12211 2007-01-19 Roger Sayle <roger@eyesopen.com>
12213 * common.opt (fsigned-zeros): New command line option.
12214 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12215 of flag_unsafe_math_optimizations.
12216 * opts.c (set_fast_math_flags): The -ffast-math command line option
12217 implies -fno-signed-zeros.
12218 (fast_math_flags_set_p): Likewise.
12220 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12221 the documentation of -ffast-math appropriately. Wrap long lines.
12223 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12225 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12226 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12228 2007-01-19 Tomas Bily <tbily@suse.cz>
12230 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12232 (tree_init_ic_make_global_vars): New function
12233 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12234 (tree_gen_ic_profiler): New function
12235 (tree_gen_ic_func_profiler): New function
12236 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12237 (tree_profile_hooks): Added hook for indirec/virtual calls
12238 * value-prof.c (tree_find_values_to_profile): New case for
12240 (tree_values_to_profile): Call for determining indirect/virtual
12242 (tree_indirect_call_to_profile): New function
12243 (tree_ic_transform): New function
12244 (tree_ic): New function
12245 (find_func_by_pid): New function
12246 (init_pid_map): New function
12247 (tree_value_profile_transformations): Added check for
12248 indirect/virtual call transformation
12249 * value-prof.h (enum hist_type): New counter type for
12250 indirect/virtual calls
12251 (profile_hooks): Added new hook for profiling indirect/virtual
12253 * profile.c (instrument_values): New case for indirect/virtual
12255 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12256 (GCOV_COUNTER_V_INDIR): New counter type
12257 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12258 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12260 * cgraph.c: Definition of cgraph_max_pid
12261 (cgraph_create_node): Default init of pid attribute
12262 * cgraph.h: Declaration of cgraph_max_pid
12263 (struct cgraph_node): Added pid attribute
12264 * libgcov.c (__gcov_indirect_call_profiler): New function
12265 (__gcov_one_value_profiler_body): New function
12266 (__gcov_one_value_profiler): Body was moved to
12267 __gcov_one_value_profiler_body and calls it
12269 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12271 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12272 * gengtype.c (write_types_data, write_func_for_structure,
12273 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12274 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12275 (walk_type, write_func_for_structure): Generate the mark_hook if
12278 2007-01-19 Jan Hubicka <jh@suse.cz>
12280 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12281 'early' argument take inlining mode argument specifying whether to
12282 inline for size/speeed or all functions; add support for flattening;
12284 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12286 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12289 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12290 the name of the declared identifier.
12292 2007-01-19 Dirk Mueller <dmueller@suse.de>
12294 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12295 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12296 duplicate evaluation.
12298 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12300 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12301 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12302 to XFMode, use acosxf2 and truncate result to requested mode.
12303 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12304 (asin<mode>2): Similarly, with asin expanders.
12305 (*fscalexf4_i387): Rename from *fscalexf4.
12306 (expNcorexf3): New expander.
12307 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12308 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12309 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12310 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12311 patterns for SSE math.
12312 (exp10<mode>2): Similarly, with exp10 expanders.
12313 (exp2<mode>2): Similarly, with exp2 expanders.
12314 (expm1<mode>2): Similarly, with expm1 expanders.
12315 (ldexp<mode>3): Similarly, with ldexp expanders.
12316 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12317 Use gen_truncxf<mode>2_i387_noop to truncate result.
12319 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12321 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12322 for ColdFire targets.
12324 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12325 Richard Sandiford <richard@codesourcery.com>
12327 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12328 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12329 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12330 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12331 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12332 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12334 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12336 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12337 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12338 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12339 (*adddi_dilshr32_cf): New pattern.
12340 (adddi3, subdi3): Remove first alternatives.
12342 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12344 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12345 implemented using move.l, do not use its cc result for floating-point
12348 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12350 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12351 from accepting 's' constraints if flag_pic.
12353 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12355 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12356 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12357 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12358 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12360 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12362 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12363 ColdFire alternatives.
12364 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12365 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12366 architectures that support ff1 instruction.
12368 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12369 Julian Brown <julian@codesourcery.com>
12371 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12372 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12373 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12376 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12378 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12380 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12381 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12382 HOST_WIDE_INT instead of an rtx.
12383 (m68k_rtx_costs): Update call accordingly.
12384 (output_move_const_into_data_reg): Likewise. Fix formatting.
12385 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12387 (output_move_simode_const): Update calls after above changes.
12388 Rework to use automatic variables and predicates like MEM_P.
12389 * config/m68k/m68k.md (pushexthisi_const): Update call to
12392 2007-01-19 Dirk Mueller <dmueller@suse.de>
12394 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12395 in dump_flags test.
12397 2007-01-19 Richard Guenther <rguenther@suse.de>
12399 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12400 via cexp in case sincos is not available.
12402 2007-01-19 Richard Guenther <rguenther@suse.de>
12404 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12405 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12406 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12407 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12408 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12409 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12410 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12411 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12413 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12415 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12417 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12418 (atan2xf3): Directly generate RTL pattern.
12419 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12420 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12421 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12422 disable patterns for SSE math.
12423 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12424 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12425 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12426 disable patterns for SSE math.
12428 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12430 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12432 2007-01-18 Roger Sayle <roger@eyesopen.com>
12434 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12435 VIEW_CONVERT_EXPR to the same type as it's operand.
12437 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12439 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12440 configured for long double 128.
12442 2007-01-18 Mike Stump <mrs@apple.com>
12444 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12447 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12449 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12452 2007-01-18 Jan Hubicka <jh@suse.cz>
12454 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12455 greater than NUM_VOP_FREE_BUCKETS.
12457 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12459 * tree-ssa-structalias.c: Update comments.
12460 (ptabitmap_obstack): Removed.
12461 (pta_obstack): New.
12462 (oldpta_obstack): Ditto.
12463 (stats): Add a few members.
12464 (struct variable_info): Remove node, complex, address_taken, and
12465 indirect_target members. Add oldsolution member.
12466 (new_var_info): Do not initialize removed members.
12467 (constraint_expr_type): Remove INCLUDES.
12468 (constraint_graph): Add size, implicit_preds, rep,
12469 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12470 (FIRST_REF_NODE): New macro.
12471 (LAST_REF_NODE): Ditto.
12472 (FIRST_ADDR_NODE): Ditto.
12473 (find): New function.
12475 (dump_constraint): Do not handle INCLUDES.
12476 (insert_into_complex): Do not insert duplicate constraints.
12477 (condense_varmap_nodes): Renamed and rewritten into ...
12478 (merge_node_constraints): This. Also fix bug in handling of
12479 offseted copy constraints.
12480 (clear_edges_for_node): No longer need to deal with preds at all,
12481 or removing associated preds/succs.
12482 (merge_graph_nodes): Deal with indirect_cycles.
12483 Don't deal with predecessors.
12484 (add_implicit_graph_edge): New function.
12485 (add_pred_graph_edge): Ditto.
12486 (add_graph_edge): Don't deal with predecessors.
12487 (build_constraint_graph): Removed.
12488 (build_pred_graph): New function.
12489 (build_succ_graph): Ditto.
12490 (struct scc_info): Removed in_component. Added roots, dfs, and
12491 node_mapping. Remove visited_index, unification_queue.
12492 (scc_visit): Deal with union-find we do now.
12493 Deal with cycles with REF nodes.
12494 (collapse_nodes): Renamed and rewritten to ...
12495 (unify_nodes): This.
12496 (process_unification_queue): Removed.
12497 (topo_visit): Cleanup
12498 (do_da_constraint): Use find.
12499 (do_sd_constraint): Ditto.
12500 (do_ds_constraint): Ditto.
12501 (do_complex_constraint): Ditto.
12502 (init_scc_info): Update for removed and added members.
12503 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12504 (find_indirect_cycles): This.
12505 (equivalence_class): New variable.
12506 (label_visit): New function.
12507 (perform_variable_substitution): Rewritten.
12508 (free_var_substitution_info): New function.
12509 (find_equivalent_node): Ditto.
12510 (move_complex_constraints): Ditto.
12511 (eliminate_indirect_cycles): Ditto.
12512 (solve_graph): Only propagate changed bits.
12513 Use indirect cycle elimination.
12515 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12516 (tree_id_eq): Renamed to ...
12517 (tree_vi_eq): This. Update for member change
12518 (insert_id_for_tree): Renamed and rewritten to ...
12519 (insert_vi_for_tree): This.
12520 (lookup_id_for_tree): Renamed and rewritten to ...
12521 (lookup_vi_for_tree): This.
12522 (get_id_for_tree): Renamed and rewritten to ...
12523 (get_vi_for_tree): Ditto.
12524 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12525 (process_constraint): Don't handle INCLUDES.
12526 Remove special ADDRESSOF case.
12527 (find_func_aliases): Rewrite to use vi functions instead of id
12529 (create_function_info_for): Ditto.
12530 (create_variable_info_for): Ditto.
12531 (intra_create_variable_infos): Ditto.
12532 (merge_smts_into): Ditto.
12533 (find_what_p_points_to): Ditto.
12534 (init_base_vars): Ditto.
12535 (init_alias_vars): Ditto.
12536 (remove_preds_and_fake_succs): New function.
12537 (dump_sa_points_to_info): Dump new stats.
12538 (dump_solution_for_var): Use find.
12539 (set_used_smts): Fix formatting.
12540 (compute_points_to_sets): Updated for new functions.
12541 (ipa_pta_execute): Ditto.
12543 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12544 Richard Sandiford <richard@codesourcery.com>
12546 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
12548 * calls.c (expand_call): If the return value is a PARALLEL,
12549 extract its first member.
12550 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
12551 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12552 use FUNCTION_EXTRA_EPILOGUE.
12553 (m68k_function_value): Return a PARALLEL if the return value
12554 is of a pointer type.
12555 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
12556 (FUNCTION_EXTRA_EPILOGUE): Remove.
12557 * config/m68k/m68k.md (D0_REG): New constant.
12559 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12561 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12562 output a NOP for empty epilogues.
12564 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12566 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
12567 before function. Extend register save check to include all
12568 registers, not just integer ones.
12570 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12572 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
12573 (m68k_use_return_insn): ...this.
12574 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
12575 * config/m68k/m68k.c (use_return_insn): Rename to...
12576 (m68k_use_return_insn): ...this.
12577 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
12578 of USE_RETURN_INSN.
12580 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12582 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
12583 nearest even, fix denormal rounding overflow.
12585 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12587 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
12588 f%$smove and f%$move.
12589 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
12590 (extendsfdf2_cf): Use fdmove instead of f%&move.
12591 (truncdfsf2_cf): Use fsmove instead of f%$smove.
12592 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
12594 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12596 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
12599 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12601 * real.h (real_format): Add a canonical_nan_lsbs_set field.
12602 (coldfire_single_format): Declare.
12603 (coldfire_double_format): Likewise.
12604 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
12605 of qnan_msb_set to determine the lower bits of a canonical
12607 (encode_ieee_double): Likewise.
12608 (encode_ieee_quad): Likewise.
12609 (ieee_single_format): Initialize canonical_nan_lsbs_set.
12610 (mips_single_format): Likewise.
12611 (ieee_double_format): Likewise.
12612 (mips_double_format): Likewise.
12613 (ieee_extended_motorola_format): Likewise.
12614 (ieee_extended_intel_96_format): Likewise.
12615 (ieee_extended_intel_128_format): Likewise.
12616 (ieee_extended_intel_96_round_53_format): Likewise.
12617 (ibm_extended_format): Likewise.
12618 (mips_extended_format): Likewise.
12619 (ieee_quad_format): Likewise.
12620 (mips_quad_format): Likewise.
12621 (vax_f_format): Likewise.
12622 (vax_d_format): Likewise.
12623 (vax_g_format): Likewise.
12624 (i370_single_format): Likewise.
12625 (i370_double_format): Likewise.
12626 (decimal_single_format): Likewise.
12627 (decimal_double_format): Likewise.
12628 (decimal_quad_format): Likewise.
12629 (c4x_single_format): Likewise.
12630 (c4x_extended_format): Likewise.
12631 (real_internal_format): Likewise.
12632 (coldfire_single_format): New real_format.
12633 (coldfire_double_format): Likewise.
12634 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
12635 canonical_nan_lsbs_set.
12636 (pdp11_d_format): Likewise.
12637 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
12638 if TARGET_COLDFIRE_CPU.
12640 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12642 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
12643 (output_call, m68k_legitimize_call_address): Declare.
12644 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
12645 parenthesees. Add support for a 'W' constraint.
12646 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
12647 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
12648 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
12649 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
12651 (override_options): Initialize them. Do not set flag_no_function_cse
12652 for TARGET_ID_SHARED_LIBRARY.
12653 (m68k_output_pic_call): Delete.
12654 (m68k_legitimize_call_address): New function.
12655 (print_operand): Remove the %o prefix. Handle the %p prefix.
12656 (output_call): New function.
12657 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
12658 target address from the GOT if symbolic jumps are not allowed.
12659 * config/m68k/m68k.md (call, general_operand): Do not set
12660 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
12661 Merge separate flag_pic and !flag_pic define_insns into...
12662 (*call, *call_value): ...these new patterns. Match the address
12663 rather than the containing MEM and require it to be a call_operand.
12664 Use output_call to generate the asm template.
12665 * config/m68k/predicates.md (const_call_operand): New predicate.
12666 (call_operand): Likewise.
12668 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12670 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
12671 (STACK_GROWS_DOWNWARD): Define to 1.
12672 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
12673 comments, emphasizing that these values are only defaults.
12674 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
12675 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
12677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12679 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
12681 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12682 Richard Sandiford <richard@codesourcery.com>
12684 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
12685 (FP_REGNO_P): New macros.
12686 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
12687 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
12688 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
12689 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
12691 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12693 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12694 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
12696 * config/m68k/t-floatlib: New file, extracting common code from...
12697 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
12698 * config/m68k/t-uclinux: Here.
12699 * config/m68k/fpgnulib.c: Do not compile extendeed precision
12700 routines on ColdFire targets.
12702 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12704 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12705 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
12706 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
12707 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
12708 explicitly set MOTOROLA to 1.
12709 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
12711 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12712 Nathan Sidwell <nathan@codesourcery.com>
12714 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
12715 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
12716 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
12717 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
12718 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
12719 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
12720 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
12721 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
12722 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
12723 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12724 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
12725 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
12726 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
12727 (DBX_REGISTER_NUMBER): Delete.
12728 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
12729 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12730 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
12732 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12734 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
12735 * config/flat.h: New file.
12736 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
12737 OBJECT_FORMAT_FLAT.
12738 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
12739 indirect references for -msep-data or -mid-shared-library.
12740 Do not use PC-relative code addresses either.
12741 * config/m68k/m68k.c (override_options): Restrict -fPIC error
12743 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
12744 for shared libraries and crt1.o for executables. Use crti.o and
12746 (ENDFILE_SPEC): Use crtend.o and crtn.o.
12747 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
12748 Do not add -elf2flt or -shared-lib-id options here.
12749 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
12750 Pass -shared-lib-id if -mid-shared-library, taking the library
12751 identifier from -mshared-library-id if given, otherwise
12753 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
12754 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
12755 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
12756 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
12757 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
12758 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
12760 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
12761 jump sequence for ISA A and ISA A+.
12762 (PICJUMP): Likewise.
12764 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12766 * config.gcc (m68k-*-uclinux*): Base the port on the common
12767 and m68k GNU/Linux files rather than on the generic ELF ones.
12768 * config/m68k/uclinux.h (TARGET_VERSION): Override.
12769 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12771 2007-01-18 Julian Brown <julian@codesourcery.com>
12772 Richard Sandiford <richard@codesourcery.com>
12774 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
12775 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12776 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
12778 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
12779 80 unconditionally.
12780 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12782 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12784 * doc/install.texi: Document m68k-uclinuxoldabi.
12785 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
12786 * config/m68k/uclinux-oldabi.h: New file, copied from
12787 config/m68k/uclinux.h.
12789 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
12791 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
12792 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
12793 (m32r_compute_frame_size): Use unsigned for regno.
12794 (m32r_reload_lr): Use gen_frame_mem.
12796 (m32r_output_function_epilogue): Don't output the function epilogue
12798 (m32r_expand_epilogue): New.
12799 (direct_return): Return false if the function has the interrupt
12801 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
12802 * config/m32r/m32r.md (epilogue): New expander.
12803 (return_lr, return_rte): New insns.
12804 (return): Make it expander.
12805 (return_normal): New expander.
12807 2007-01-18 Josh Conner <jconner@apple.com>
12810 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
12811 support for UNLE, UNLT, UNGE, and UNGT.
12813 2007-01-18 Jan Hubicka <jh@suse.cz>
12815 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
12816 * tree-tailcall (add_virtual_phis): Likewise.
12817 (optimize_tail_call): Return TODOs.
12818 (execute_tail_calls): Return TODOs.
12819 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
12820 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
12822 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12823 Cleanup cfg using TODO.
12824 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
12825 * passes.c (execute_function_todo): When cleanup did something, remove
12827 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
12828 (make_edges): Don't cleanup_cfg.
12830 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
12832 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
12833 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
12834 operate on the top of stack.
12835 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
12836 register handling of instructions that output to the second
12838 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
12839 (move_for_stack_reg): Special-case check for dead destination
12840 stack slot for constant load of 1.0 inside UNSPEC_TAN.
12842 * config/i386/i386.md (UNSPEC_TAN): New constant.
12843 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
12844 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
12845 to correctly model move of constant 1.0 to top stack slot.
12846 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
12847 (unnamed peephole2 pattern): Remove corresponding peephole2
12848 pattern that optimizes tan insn and loading of constant 1.0.
12849 (tanxf2): Use fptanxf4_i387.
12850 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
12851 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
12852 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12853 disable patterns for SSE math.
12854 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
12855 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
12857 2007-01-18 Dirk Mueller <dmueller@suse.de>
12858 Richard Guenther <rguenther@suse.de>
12861 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
12862 * common.opt (Warray-bounds): Add new warning option.
12863 * c-opts.c (c_common_handle_option): Define -Warray-bounds
12865 * Makefile.in: make tree-vrp.o depend on toplev.h
12866 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
12868 (check_array_refs, check_array_bounds, check_array_ref): New.
12870 2007-01-18 Jan Hubicka <jh@suse.cz>
12872 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
12873 (execute_ssa_ccp): Return flags conditionally.
12874 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
12876 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
12878 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
12880 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
12881 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
12883 * Makefile.c (GTFILES): Add cfglayout.h.
12884 * gengtype.c (open_base_files): Likewise.
12885 * cfglayout.c (cfg_layout_function_footer,
12886 cfg_layout_function_header) Reindent to make gengtype happy.
12887 * cfglayout.h (cfg_layout_function_footer,
12888 cfg_layout_function_header): Add GTY(()) marker.
12890 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
12892 2007-01-18 Ben Elliston <bje@au.ibm.com>
12894 * genautomata.c (write_automata): Include xstrerror output in the
12895 error message if writing the DFA description file fails.
12897 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
12899 * config/mips/mips-protos.h (mips_output_external): Make it
12901 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
12902 * config/mips/mips.c (irix_output_external_libcall): Likewise.
12903 (extern_list): Likewise.
12904 (extern_head): Likewise.
12905 (TARGET_ASM_FILE_END): Likewise.
12906 (mips_file_end): Likewise.
12907 (mips_output_external): Rewritten.
12909 2007-01-18 Ben Elliston <bje@au.ibm.com>
12911 * genpreds.c (write_insn_preds_c): Only write out the function
12912 body for regclass_for_constraint if we have register constraints.
12914 2007-01-17 Tom Tromey <tromey@redhat.com>
12916 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
12917 * doc/install.texi (Testing): Use sourceware.org.
12918 (Binaries): Likewise.
12919 (Specific): Likewise.
12920 * doc/contrib.texi (Contributors): Use sourceware.org.
12922 2007-01-17 Anatoly Sokolov <aesok@post.ru>
12924 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
12925 (AVR_ENHANCED): Rename to ...
12926 (AVR_HAVE_MUL): ... new.
12927 (avr_enhanced_p): Rename to ...
12928 (avr_have_mul_p): ... new.
12929 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
12930 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
12931 * config/avr/avr.c (avr_enhanced_p): Rename to ...
12932 (avr_have_mul_p): ... new.
12933 (base_arch_s): Rename 'enhanced' to 'have_mul'.
12934 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
12935 'avr_enhanced_p' and 'enhanced'.
12936 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
12937 AVR_HAVE_MUL instead of AVR_ENHANCED.
12938 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12939 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
12940 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
12941 instead of AVR_ENHANCED.
12942 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12943 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
12944 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
12946 2007-01-17 Ian Lance Taylor <iant@google.com>
12948 * vec.h (VEC_reserve_exact): Define.
12949 (vec_gc_p_reserve_exact): Declare.
12950 (vec_gc_o_reserve_exact): Declare.
12951 (vec_heap_p_reserve_exact): Declare.
12952 (vec_heap_o_reserve_exact): Declare.
12953 (VEC_OP (T,A,reserve_exact)): New static inline function, three
12955 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
12956 negative parameter.
12957 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
12958 (VEC_OP (T,A,copy)) [all versions]: Likewise.
12959 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
12960 * vec.c (calculate_allocation): Add exact parameter. Change all
12962 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
12963 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
12964 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
12965 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
12966 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
12967 (vec_heap_p_reserve_exact): New function.
12968 (vec_heap_o_reserve_exact): New function.
12970 2007-01-17 Jan Hubicka <jh@suse.cz>
12972 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
12974 2007-01-17 Eric Christopher <echristo@apple.com>
12976 * config.gcc: Support core2 processor.
12978 2007-01-16 Jan Hubicka <jh@suse.cz>
12980 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
12981 the names, just unlink the chain so we don't crash on dangling pointers
12984 2007-01-16 Jan Hubicka <jh@suse.cz>
12986 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
12987 * tree-pass.h: Reorder to make IPA passes appear toegher.
12988 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
12989 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
12990 parameters, do not call early inliner.
12991 * ipa-inline.c: Update comments. Include tree-flow.h
12992 (cgraph_decide_inlining): Do not compute inlining parameters.
12993 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
12994 be called with function context set up.
12995 (pass_ipa_inline): Remove unreachable functions before pass.
12996 (cgraph_early_inlining): Simplify assuming to be called from the
12998 (pass_early_inline): New pass.
12999 (cgraph_gate_ipa_early_inlining): New gate.
13000 (pass_ipa_early_inline): Turn into simple wrapper.
13001 (compute_inline_parameters): New function.
13002 (gate_inline_passes): New gate.
13003 (pass_inline_parameters): New pass.
13004 (apply_inline): Move here from tree-optimize.c
13005 (pass_apply_inline): New pass.
13006 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13008 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13009 doing them by hand.
13010 (tree_function_versioning): Do not allocate dummy struct function.
13011 * tree-inline.h (optimize_inline_calls): Update prototype.
13012 * tree-optimize.c (execute_fixup_cfg): Export.
13013 (pass_fixup_cfg): Remove
13014 (tree_rest_of_compilation): Do not apply inlines.
13015 * tree-flow.h (execute_fixup_cfg): Declare.
13016 * Makefile.in (gt-passes.c): New.
13017 * passes.c: Include gt-passes.h
13018 (init_optimization_passes): New passes.
13019 (nnodes, order): New static vars.
13020 (do_per_function_toporder): New function.
13021 (execute_one_pass): Dump current pass here.
13022 (execute_ipa_pass_list): Don't dump current pass here.
13024 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13026 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13027 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13029 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13031 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13032 (strong_alias): Define.
13033 (__gcc_qmul): Provide non-FMA for soft-float.
13034 (__gcc_qdiv): Same.
13039 (__gcc_qunord): New.
13049 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13050 soft-float functions.
13051 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13052 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13053 about long double soft float.
13055 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13056 Tehila Meyzels <tehila@il.ibm.com>
13058 * tree-vectorizer.h (is_pattern_stmt_p): New.
13059 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13060 formatting (tabs instead of spaces). Cleanup and clarify setting
13061 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13062 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13063 (vectorizable_type_demotion): Check that types are integral.
13064 (vectorizable_type_promotion): Likewise.
13065 (vectorizable_store): Fix typo. Eliminate new-line at end of
13068 2007-01-16 Jan Hubicka <jh@suse.cz>
13070 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13073 2007-01-15 Eric Christopher <echristo@apple.com>
13075 * ifcvt.c: Include vec.h, vecprim.h.
13076 (check_cond_move_block): New argument regs.
13077 Reorganize. Add registers used to regs.
13078 (cond_move_process_if_block): Use regs set above as
13081 2007-01-15 Eric Christopher <echristo@apple.com>
13083 * config/darwin.h: Update copyright.
13084 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13085 (LINK_COMMAND_SPEC): Add -u.
13086 (LINK_SPEC): Fix umbrella for above.
13088 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13090 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13093 2007-01-15 Tom Tromey <tromey@redhat.com>
13095 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13096 * doc/install.texi (Testing): Don't mention jacks.
13097 (Configuration): Document --enable-java-maintainer-mode. Move
13098 --with-java-home to libgcj-specific section. Document
13100 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13102 2007-01-15 Jan Hubicka <jh@suse.cz>
13104 * tree-ssa-dce.c (DCE_TODOs): New.
13105 (propagate_necessity): Return if something changed.
13106 (eliminate_unnecessary_stmts): Likewise.
13107 (perform_tree_ssa_dce): Return TODO flags when needed.
13108 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13110 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13112 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13113 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13114 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13115 patterns using X87MODEF12 mode macro. Extend operand 1
13116 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13117 (log10<mode>2): Ditto.
13118 (log2<mode>2): Ditto.
13119 (log1p<mode>2): Ditto.
13120 (logb<mode>2): Ditto.
13121 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13122 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13123 (*fxtractxf3_i387): Rename from *fxtractxf3.
13124 (fxtract_extend<mode>xf3_i387): New insn pattern.
13125 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13126 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13127 and gen_fyl2xxf3_i387().
13129 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13131 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13132 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13133 get_loop_exit_edges. Changed return type to bool.
13134 * cfgloop.h (fix_loop_placement): Declaration removed.
13136 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13138 * param.h (MIN_VECT_LOOP_BOUND): New.
13139 * params.def (MIN_VECT_LOOP_BOUND): New.
13140 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13141 argument - minimum threshold for number of iterations.
13142 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13143 argument to declaration.
13144 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13145 MIN_VECT_LOOP_BOUND.
13146 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13147 slpeel_tree_peel_loop_to_edge with additional argument.
13148 (vect_do_peeling_for_alignment): Likewise.
13149 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13151 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13154 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13155 operands of size 1.
13157 2007-01-14 Jan Hubicka <jh@suse.cz>
13159 * tree-dfa.c (remove_referenced_var): New function.
13160 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13161 prune referenced vars list too.
13162 * tree-flow.h (remove_referenced_var): Declare.
13164 2007-01-14 Jan Hubicka <jh@suse.cz>
13166 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13168 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13169 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13170 * except.h (verify_eh_throw_table_statements): Kill prototype.
13171 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13172 into call exrepssions.
13173 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13175 * tree-cfg.c: Include pointer-set.h.
13176 (verify_node_sharing): Work on pointer set.
13177 (verify_eh_throw_stmt_node): New.
13178 (verify_stmts): Use pointers sets, verify throw_stmt.
13180 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13182 * ipa-reference.c (analyze_function): Consider also addresses taken
13185 2007-01-12 Roger Sayle <roger@eyesopen.com>
13187 * c-typeck.c (null_pointer_constant_p): Replace use of
13188 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13189 (build_c_cast): Likewise.
13191 2007-01-12 Roger Sayle <roger@eyesopen.com>
13193 * tree.h (force_fit_type_double): Remove unused final argument.
13194 * c-common.c (constant_expression_warning): Replace use of
13195 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13196 (convert_and_check): Likewise.
13197 (shorten_compare): Update call to force_fit_type_double.
13198 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13199 * convert.c (convert_to_pointer): Update call to
13200 force_fit_type_double.
13201 * fold-const.c (force_fit_type_double): Remove overflowed_const
13203 (int_const_binop, fold_convert_const_int_from_int,
13204 fold_convert_const_int_from_real, fold_div_compare,
13205 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13206 fold_abs_const, fold_not_const): Remove the final argument from
13207 calls to force_fit_type_double.
13209 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13211 * configure.ac: Set insn to "nop" for spu-*-* also.
13212 * configure: Regenerate.
13214 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13216 * builtins.def : Add BUILT_IN_FREE.
13218 2007-01-12 Jan Hubicka <jh@suse.cz>
13220 PR tree-optimization/30443
13221 * tree-inline.c (tree_function_versioning): Do not optimize when
13222 cloning for inlining.
13224 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13226 * doc/loop.texi: Document recording of loop exits.
13227 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13228 (update_single_exits_after_duplication,
13229 update_single_exit_for_duplicated_loop,
13230 update_single_exit_for_duplicated_loops): Removed.
13231 (duplicate_loop_to_header_edge): Do not call
13232 update_single_exits_after_duplication and
13233 update_single_exit_for_duplicated_loops.
13234 (loop_version): Do not update single_exit information.
13235 (fix_loop_structure): Use record_loop_exits instead of
13236 mark_single_exit_loops.
13237 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13238 the lists of loop exits.
13239 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13240 split_edge, merge_blocks): Update the lists of loop exits.
13241 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13242 loop_optimizer_init.
13243 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13244 of mark_single_exit_loops.
13245 (loop_optimizer_finalize): Call release_recorded_exits.
13246 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13247 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13248 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13249 update single exit information.
13250 * lambda-code.c (perfect_nestify): Ditto.
13251 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13252 (mark_single_exit_loops): Removed.
13253 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13254 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13255 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13257 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13258 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13259 (verify_loop_structure): Verify consistency of the exit lists.
13260 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13261 (set_single_exit): Removed.
13262 * cfgloop.h (struct loop_exit): New function.
13263 (struct loop): single_exit_ field replaced by exits field.
13264 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13265 (struct loops): Added exits hash.
13266 (mark_single_exit_loops, set_single_exit): Declaration removed.
13267 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13269 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13271 * doc/invoke.texi: Avoid use of @headitem.
13273 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13275 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13277 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13279 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13282 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13283 Richard Sandiford <richard@codesourcery.com>
13285 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13286 * config/m68k/m68k.opt: Resort options.
13287 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13289 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13290 Richard Sandiford <richard@codesourcery.com>
13292 * doc/invoke.texi: Document the macros that are defined by
13293 m68k's -mtune and -mhard-float options.
13294 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13295 (m68k_cpp_cpu_family): Likewise.
13296 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13297 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13298 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13299 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13300 (m68k_cpp_cpu_family): Likewise.
13302 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13304 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13305 macros besides mc68000 as tuning macros. Use a switch statement
13306 to set them and mcpu32.
13308 2007-01-12 Julian Brown <julian@codesourcery.com>
13310 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13311 (TARGET_68040_ONLY): Rename to...
13312 (TARGET_68040): ...this.
13313 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13314 * config/m68k/m68k.md: Likewise.
13316 2007-01-12 Julian Brown <julian@codesourcery.com>
13317 Nathan Sidwell <nathan@codesourcery.com>
13318 Richard Sandiford <richard@codesourcery.com>
13320 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13321 the -mcpu= argument associated with the --with-cpu setting.
13322 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13323 if different from the one implied by the -mcpu setting.
13324 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13325 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13326 * doc/invoke.texi: Mention ColdFire in the introduction to the
13327 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13328 -mno-div and -mhard-float options. Make -m68881 a synonym for
13329 -mhard-float. Document the previously-undocumented -m5206e,
13330 -m528x, -m5307 and -m5407 options. Tweak the existing option
13331 documentation for consistency.
13332 * doc/install.texi: Mention new --with-cpu arguments.
13333 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13334 default CPU if neither -mcpu nor -march are specified.
13335 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13336 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13337 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13338 using m68k_tune to decide between families that implement the
13339 same ISA. Use m68k_tune to set __mcfv4e__.
13340 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13341 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13342 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13343 (FL_ISA_C, FL_ISA_MMU): New macros.
13344 (MASK_COLDFIRE): Delete.
13345 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13346 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13347 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13348 (TARGET_HARD_FLOAT): Do not define here.
13349 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13350 (TUNE_68000): New macro.
13351 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13352 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13353 (TUNE_CFV2): Redefine in terms of m68k_tune.
13354 (uarch_type, target_device, fpu_type): New enums.
13355 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13356 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13357 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13358 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13359 (FL_FOR_isa_c): New macros.
13360 (m68k_isa): New enum.
13361 (m68k_target_selection): New structure.
13362 (all_devices, all_isas, all_microarchs): New tables.
13363 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13364 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13365 (MASK_ALL_CPU_BITS): Delete.
13366 (m68k_find_selection): New function.
13367 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13368 Map the legacy target options to a combination of the new ones.
13369 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13370 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13371 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13373 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13374 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13376 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13377 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13378 * config/m68k/m68k-devices.def: New file.
13380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13381 Nathan Sidwell <nathan@codesourcery.com>
13383 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13384 (SUBTARGET_EXTRA_SPECS): New macros.
13385 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13386 use %(asm_cpu_spec) instead.
13387 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13388 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13389 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13390 (EXTRA_SPECS): Rename to...
13391 (SUBTARGET_EXTRA_SPECS): ...this.
13393 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13394 Richard Sandiford <richard@codesourcery.com>
13395 Julian Brown <julian@codesourcery.com>
13397 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13398 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13399 to the configuration's default CPU.
13400 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13401 Remove default masks.
13402 (m680[012]0-*-*): Set the default with_cpu to the first part of
13404 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13405 (m68k*-*-linux): Extend the --with-cpu handling to...
13406 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13407 and m68010. Don't set target_cpu_default2.
13408 * doc/install.texi: Document --with-cpu for m68k.
13409 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13410 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13411 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13412 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13413 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13414 (ASM_SPEC): Remove use of %(asm_cpu_default).
13415 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13416 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13417 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13418 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13419 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13420 (TARGET_DEFAULT): Delete.
13421 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13422 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13423 (CPP_CPU_SPEC): Delete.
13424 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13425 the appropriate string.
13426 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13427 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13428 (ASM_SPEC): Don't use %(asm_default_spec).
13429 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13430 TARGET_DEFAULT and add MASK_68881.
13431 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13435 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13436 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13437 MASK_68010 alongside MASK_68020.
13438 * doc/invoke.texi: Document -m68010.
13439 * config/m68k/m68k.opt (m68010): New.
13440 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13442 (TUNE_68010): New macro.
13443 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13444 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13445 (M68K_CPU_m68332): Add MASK_68010.
13446 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13447 fallback definition.
13448 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13450 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13451 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13452 to all entries that use MASK_68020.
13453 (output_move_simode_const, output_move_himode, output_move_qimode)
13454 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13455 instead of TARGET_68020 to select clr behavior. Remove comment
13456 about there being no TARGET_68010.
13457 * config/m68k/m68k.md: Likewise throughout.
13459 2007-01-12 Julian Brown <julian@codesourcery.com>
13461 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13462 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13463 * config/m68k/m68k.md: Likewise.
13465 2007-01-12 Julian Brown <julian@codesourcery.com>
13467 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13468 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13470 2007-01-12 Julian Brown <julian@codesourcery.com>
13472 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13473 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13474 * config/m68k/m68k.md: Likewise.
13476 2007-01-12 Julian Brown <julian@codesourcery.com>
13477 Richard Sandiford <richard@codesourcery.com>
13479 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13480 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13481 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13483 (TARGET_CPU32): Rename to...
13484 (TUNE_CPU32): ...this.
13485 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13486 (TUNE_CFV2): New macros.
13487 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13488 remove conditions that are implied by TARGET_68020.
13489 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13490 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13491 (m68k_output_function_epilogue): Likewise.
13492 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13493 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13494 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13495 non-68000 timings. Refactor multiplication and division costs.
13496 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13497 TUNE_CPU32 instead of TARGET_CPU32.
13498 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13499 and TUNE_68060 instead of TARGET_68060.
13500 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13501 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13503 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13504 && !TARGET_COLDFIRE" to choose between moveq and clr.
13505 Likewise in the unnamed movsf pattern.
13506 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13507 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13512 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13513 of tabbing before backslashes.
13515 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13517 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13518 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13519 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13521 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13523 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13524 find_interesting_uses_cond.
13525 (find_interesting_uses_cond): Use extract_cond_operands.
13526 (rewrite_use_compare): Use extract_cond_operands and
13527 force_gimple_operand_bsi. Do not call update_stmt.
13528 (determine_use_iv_cost_condition): Use extract_cond_operands.
13529 Return cheaper of using original bound and changing the exit bound.
13531 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13533 PR tree-optimization/29516
13534 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13535 most_expensive_mult_to_index, addr_to_parts,
13536 create_mem_ref, maybe_fold_tmr): Make the type of
13537 fields of TARGET_MEM_REF sizetype.
13538 (move_fixed_address_to_symbol, move_pointer_to_base):
13540 * tree.def (TARGET_MEM_REF): Add comment on types of
13543 2007-01-11 Joseph Myers <joseph@codesourcery.com>
13545 * c-common.c (vector_types_convertible_p): Treat opaque types as
13546 always convertible if they have the same size, but not otherwise.
13548 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
13550 * ifcvt.c (struct noce_if_info): Add comments to the fields.
13551 Remove the b_unconditional field.
13552 (noce_try_sign_mask): Do not look at b_unconditional.
13553 (noce_process_if_block): Do not use merge_if_blocks. Update
13554 the CFG here. Do not set b_unconditional.
13555 (cond_move_process_if_block): Likewise.
13556 (find_cond_trap): Likewise.
13557 (check_cond_move_block): Require simple jump insns at the end
13558 of the basic block.
13560 2007-01-11 Jan Hubicka <jh@suse.cz>
13562 PR tree-optimization/1046
13563 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
13564 when alias info is not ready.
13565 (pass_tail_recursion): Do not require aliasing.
13566 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
13567 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
13568 * tree-ssa-copy.c (pass_copy_prop): Likewise.
13569 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13570 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
13571 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
13572 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
13574 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
13575 When aliasing is not build, mark statement as volatile.
13577 2007-01-11 Tom Tromey <tromey@redhat.com>
13579 PR preprocessor/15185, PR preprocessor/20989:
13580 * doc/cppopts.texi <-MT>: Update description of algorithm for
13581 computing default target.
13582 <-M, -MD>: Reword "basename" text.
13584 2007-01-11 Roger Sayle <roger@eyesopen.com>
13586 * builtins.c (expand_builtin_pow, expand_builtin_powi,
13587 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
13588 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13589 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
13590 fold_builtin_bswap, real_constp, fold_builtin_pow,
13591 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
13592 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
13593 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13594 * convert.c (convert_to_pointer): Likewise.
13595 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13596 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
13597 const_binop, fold_convert_const_int_from_int,
13598 fold_convert_const_int_from_real,
13599 fold_convert_const_real_from_real, sign_bit_p,
13600 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
13601 fold_sign_changed_comparison, fold_unary, fold_comparison,
13602 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
13603 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
13604 * print-tree.c (print_node_brief, print_node): Likewise.
13605 * stor-layout.c (place_field, layout_type): Likewise.
13606 * tree-chrec.c (keep_cast): Likewise.
13607 * tree.c (build_vector, build_real, build_real_from_int_cst,
13608 build_complex): Likewise.
13610 2007-01-11 Roger Sayle <roger@eyesopen.com>
13612 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
13613 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
13615 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
13617 * configure.ac (strict1_warn): Rename to strict_warn.
13618 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
13619 cc_set_by_configure, quoted_cc_set_by_configure,
13620 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
13621 all_boot_languages, all_stagestuff): Remove.
13622 (target_list): Remove bootstrap targets.
13623 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
13624 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
13625 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
13626 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
13627 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
13628 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
13629 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
13630 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
13631 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
13632 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
13633 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
13634 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
13635 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
13636 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
13637 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
13638 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
13639 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
13640 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
13641 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
13642 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
13643 (mostlyclean): Adjust.
13644 (clean, distclean): Don't mention bootstrap stuff.
13645 * configure: Regenerate.
13646 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
13647 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
13648 treelang/config-lang.in (stagestuff): Remove.
13649 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
13650 stageprofile, stagefeedback, stagestuff): Remove mention.
13652 2007-01-11 Nick Clifton <nickc@redhat.com>
13654 * config/mcore/predicates.md (mcore_general_movesrc_operand):
13656 (mcore_general_movdst_operand): Do not accept CONST_INTs.
13657 (mcore_arith_K_S_operand): Run the test for the S constraint not
13658 the test for the M constraint.
13659 (mcore_addsub_operand): Do not accept integer values that are
13660 larger than 32 bits.
13661 * config/mcore/mcore.md: Remove unused constraints from split.
13662 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
13663 (addsi3): Likewise.
13664 (allocate_stack): Likewise.
13665 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
13666 operands to 32 bits.
13667 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
13669 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
13670 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
13671 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
13672 mcore_output_bclri, mcore_output_andn, output_inline_const,
13673 mcore_output_move, mcore_output_movedouble): Likewise.
13674 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
13675 (output_inline_const): Likewise.
13676 (output_inline_const): Fix format strings used in sprintf
13678 * config/mcore/mcore-protos.h: Update prototypes for changed
13679 functions in mcore.c.
13680 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
13681 HOST_WIDE_INT and not int.
13682 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
13683 CONST_OK_FOR_N): Likewise.
13684 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
13685 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
13688 2007-01-10 Jan Hubicka <jh@suse.cz>
13690 * tree-vrp.c (remove_range_assertions): Release defs.
13691 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
13692 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
13694 2007-01-10 Paul Brook <paul@codesourcery.com>
13696 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
13697 * config/arm/arm.md (mulsi3subsi): New insn.
13699 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
13701 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
13702 (tree_transform_and_unroll_loop): New.
13703 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
13706 2007-01-10 Robert Kennedy <jimbob@google.com>
13708 * fold-const.c (fold_comparison): Fold comparisons like (x *
13709 1000 < 0) to (x < 0).
13711 2007-01-10 Ian Lance Taylor <iant@google.com>
13713 * tree-pretty-print.c (dump_generic_node): Print parentheses when
13714 operands have the same priority.
13716 2007-01-10 Tom Tromey <tromey@redhat.com>
13718 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
13719 (fold_binary): Likewise.
13720 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
13721 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
13722 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
13723 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
13724 * langhooks.h (struct lang_hooks): Removed field
13725 'can_use_bit_fields_p'.
13727 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
13729 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
13731 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
13733 * function.c (get_last_funcdef_no): New function.
13734 * function.h (get_last_funcdef_no): Declare.
13735 * tree-inline.c (initialize_cfun): Add initialization.
13736 (tree_function_versioning): Cleanup.
13738 2007-01-10 Jan Hubicka <jh@suse.cz>
13740 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
13743 2007-01-10 Sa Liu <saliu@de.ibm.com>
13744 Ben Elliston <bje@au.ibm.com>
13746 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
13747 for SAVE_NONLOCAL and Pmode for any other save level.
13748 * spu-protos.h (spu_restore_stack_block): Declare.
13749 * spu.md (save_stack_block): Remove.
13750 (restore_stack_block): Call spu_restore_stack_block.
13751 * spu.c (spu_restore_stack_block): New function.
13752 (spu_expand_epilogue): Remove old comment.
13754 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13756 PR tree-optimization/30322
13757 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
13758 (cand_value_at): Return the value as aff_tree.
13759 (may_eliminate_iv): Convert the bound from aff_tree to tree.
13760 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
13761 aff_combination_mult): New functions.
13762 (aff_combination_add): Use aff_combination_add_cst.
13763 (aff_combination_convert): Allow conversions to a wider type.
13764 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
13765 * tree-affine.h (aff_combination_mult): Declare.
13767 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
13769 * doc/tm.texi: Update documentation to reflect reality of exec
13770 and start file search behaviours. Update copyright year.
13771 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
13772 header file directories.
13774 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
13776 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
13777 (*cosxf2): Rename to cosxf2_i387.
13778 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
13779 using X87MODEF12 mode macro. Rename patterns to
13780 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
13782 (*cosdf2, *cossf2): Ditto.
13783 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
13784 to match extended input operands.
13785 (sincos<mode>3): New expander.
13786 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
13787 insn patterns and corresponding splitters.
13789 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
13791 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
13792 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
13794 2007-01-09 Nicolas Pitre <nico@cam.org>
13797 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
13799 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13801 * target.h (struct gcc_target): New field library_rtti_comdat.
13802 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
13803 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
13804 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
13805 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
13807 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13809 * doc/invoke.texi (Optimize Options): Correct description of -O0.
13811 2007-01-08 Richard Guenther <rguenther@suse.de>
13813 * tree.h (force_fit_type_double): Export.
13814 (force_fit_type): Remove.
13815 * fold-const.c (force_fit_type_double): New function.
13816 (force_fit_type): Remove.
13817 (int_const_binop): Use it.
13818 (fold_convert_const_int_from_int): Likewise.
13819 (fold_convert_const_int_from_real): Likewise.
13820 (fold_div_compare): Likewise.
13821 (fold_sign_changed_comparison): Likewise.
13822 (fold_unary): Likewise.
13823 (fold_negate_const): Likewise.
13824 (fold_abs_const): Likewise.
13825 (fold_not_const): Likewise.
13826 * c-common.c (shorten_compare): Use force_fit_type_double.
13827 * convert.c (convert_to_pointer): Likewise.
13829 2007-01-08 Richard Guenther <rguenther@suse.de>
13831 * tree.h (build_int_cst_wide_type): Export.
13832 * tree.c (build_int_cst_wide_type): New function.
13833 (build_int_cst_wide): Fix comment.
13834 * builtins.c (fold_builtin_object_size): Use build_int_cst
13835 to build -1 or 0 of the correct type. Use fit_double_type
13836 to check for overflow.
13837 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
13839 (decode_field_reference): Likewise.
13840 (all_ones_mask_p): Likewise.
13841 (native_interpret_int): Use build_int_cst_wide_type.
13842 (fold_binary): Use build_int_cst_type to build an all-ones
13844 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
13846 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
13848 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
13850 2007-01-09 Ben Elliston <bje@au.ibm.com>
13852 * genautomata.c (STATS_OPTION): New option.
13853 (stats_flag): New flag.
13854 (gen_automata_option): Handle it.
13855 (initiate_automaton_gen): Ditto.
13856 (write_automata): Output statistics only if stats_flag is
13857 set. Likewise, output time statistics only if time_flag is set.
13858 * doc/md.texi (Processor pipeline description): Document new flag.
13860 2007-01-08 Richard Guenther <rguenther@suse.de>
13862 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
13863 * tree.c (build_int_cst_type): Likewise.
13864 (size_in_bytes): Don't call force_fit_type on the result.
13865 (int_fits_type_p): Use fit_double_type.
13866 * fold-const.c (fit_double_type): New function.
13867 (force_fit_type): Use it.
13868 * tree.h (fit_double_type): Export.
13870 2007-01-08 Jan Hubicka <jh@suse.cz>
13872 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
13873 * ipa.c (function_and_variable_visibility): Fix return type.
13875 2007-01-08 Richard Guenther <rguenther@suse.de>
13877 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
13878 of offset to build the index.
13879 * tree-pretty-print.c (dump_generic_node): Don't build negated
13880 const just for printing.
13881 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13882 * builtins.c (fold_builtin_int_roundingfn): Check if result
13883 fits the type by using force_fit_type and comparing the result.
13884 * predict.c (predict_loops): Use compare_tree_int for comparison.
13885 * tree.c (build_int_cst): Fall back to integer_type_node for
13887 (build_int_cst_wide): Assert type is non-null.
13889 2007-01-08 Roberto Costa <roberto.costa@st.com>
13891 * tree-vrp.c (extract_range_from_cond_expr): New.
13892 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
13893 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
13895 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
13896 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
13897 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
13898 used as expressions.
13899 * tree-object-size.c (cond_expr_object_size): New.
13900 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
13902 2007-01-08 Jan Hubicka <jh@suse.cz>
13904 * tree-ssa-forwprop.c (forward_propagate_into_cond,
13905 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
13908 2007-01-08 Richard Guenther <rguenther@suse.de>
13910 PR tree-optimization/23603
13911 * tree-vrp.c (set_value_range_to_truthvalue): New function.
13912 (extract_range_from_binary): Fall back to truthvalue instead of
13913 varying for TRUTH_*_EXPR.
13914 (extract_range_from_comparison): Fall back to truthvalue instead of
13916 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
13917 if all visited PHI values were constant.
13919 2007-01-08 Jan Hubicka <jh@suse.cz>
13921 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
13922 (cgraph_analyze_function): break out from ...
13923 (cgraph_finalize_compilation_unit): ... here.
13924 (cgraph_expand_function): Remove forgoten commented out line.
13925 (cgraph_optimize): Analyze functions.
13927 2007-01-08 Jan Hubicka <jh@suse.cz>
13929 * tree-pas.h (TODO_remove_function): New flag.
13930 (TODO_update*): Renumber.
13931 (pass_ipa_increase_alignment,
13932 pass_ipa_function_and_variable_visibility): New passes.
13933 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
13934 (cgraph_function_and_variable_visibility): Move to ipa.c
13935 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
13936 cgraph_increase_alignment.
13937 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
13938 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
13939 calling tree-inline.
13940 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
13941 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
13942 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
13943 (gate_increase_alignment): New function.
13944 (pass_ipa_increase_alignment): New pass.
13945 * ipa.c: Inline tree-pass.h and timevar.h
13946 (function_and_variable_visibility): Move here from cgraphunit.c
13947 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
13948 * passes.c (init_optimization_passes): Add the two new passes.
13949 (execute_todo): Handle cgraph_remove_functions.
13951 2007-01-08 Nick Clifton <nickc@redhat.com>
13953 * config/frv/predicates.md (reg_or_0_operand): Accept
13956 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
13958 * config/bfin/rtems.h, config/bfin/t-rtems: New.
13959 * config.gcc: Add bfin*-rtems*.
13961 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13963 * c.opt: Add -flax-vector-conversions.
13964 * c-typeck.c (convert_for_assignment): Pass flag to
13965 vector_types_convertible_p to allow emission of note.
13966 (digest_init): Likewise.
13967 * c-opts.c: Handle -flax-vector-conversions.
13968 * c-common.c (flag_lax_vector_conversions): New.
13969 (vector_types_convertible_p): Unless -flax-vector conversions
13970 has been passed, disallow conversions between vectors with
13971 differing numbers of subparts and/or element types. If such
13972 a conversion is disallowed, possibly emit a note on the first
13973 occasion only to inform the user of -flax-vector-conversions.
13974 The new last argument specifies this.
13975 * c-common.h (flag_lax_vector_conversions): New.
13976 (vector_types_convertible_p): Add extra argument.
13977 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
13978 char_type_node for V*QI type vectors.
13979 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
13980 Update to satisfy new typechecking rules.
13981 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
13982 C and C++ variants.
13983 * doc/invoke.texi (C Dialect Options): Document
13984 -flax-vector-conversions.
13986 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13988 PR tree-optimization/29877
13989 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
13990 a register variable on the RHS to not be replaceable.
13992 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
13993 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
13994 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
13995 const_simm15, const_pow2, const_npow2): Added.
13996 * config/score/misc.md (insv, extv, extzv, movmemsi,
13997 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
13998 * config/score/score.c (score_address_cost, score_select_cc_mode):
14000 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14001 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14002 Update score_print_operand.
14003 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14004 Adjust register allocate order and update some macro define.
14005 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14006 mdx_block_move_straight, mdx_block_move_loop_head,
14007 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14008 mdx_block_move): Added.
14009 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14010 mdp_limm): Updated and fix some bug and typo.
14011 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14012 (movsf, movdf, doloop_end): Added.
14014 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14016 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14017 config/arm/thumb2.md: Fix comment typos.
14018 * doc/extend.texi: Fix a typo.
14020 2007-01-07 Eric Christopher <echristo@apple.com>
14022 * configure.ac: Check for __stack_chk_fail for darwin.
14023 * configure: Regenerate.
14025 2007-01-07 Richard Guenther <rguenther@suse.de>
14027 * tree-vrp.c (extract_range_from_assert): CSE calls to
14028 compare_values where possible.
14029 (extract_range_from_unary_expr): Likewise.
14031 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14033 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14034 * config/avr/avr.c (call_insn_operand): Delete function.
14035 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14036 instead of register number. Use predicates.
14037 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14038 call_insn_operand): Add.
14040 2007-01-06 Jan Hubicka <jh@suse.cz>
14042 * tree-pass.h (pass_build_cgraph_edges): Declare.
14043 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14044 (visited_nodes): Remove.
14045 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14046 build_cgrpah_edges; make visited_nodes local.
14047 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14048 (record_references_in_initializer): Move to cgraphbuild.c
14049 (initialize_inline_failed, rebuild_cgraph_edges,
14050 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14051 (verify_cgraph_node): Make visited_nodes local.
14052 (cgraph_analyze_function): Do not call cgraph_create_edges and
14053 initialize_inline_failed.
14054 (cgraph_expand_function): Do not call cgraph_lower_function;
14055 assert that function is already lowered.
14056 * Makefile.in (cgraphbuild.o): New.
14057 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14058 at the end of lowering passes.
14060 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14062 * ifcvt.c (cond_move_convert_if_block): New function, code
14063 factored out from...
14064 (cond_move_process_if_block): ...here. Call the new function
14065 on the THEN and ELSE blocks.
14066 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14067 already takes care of this.
14069 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14072 * tree.h (TREE_OVERFLOW_P): New.
14073 * c-typeck.c (parser_build_unary_op): Warn only if result
14074 overflowed and operands did not.
14075 (parser_build_binary_op): Likewise.
14076 (convert_for_assignment): Remove redundant overflow_warning.
14077 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14079 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14081 * c-typeck.c (store_init_value): Split over two lines to follow
14082 the GNU coding style.
14084 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14086 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14087 __GXX_EXPERIMENTAL_CXX0X__.
14088 * doc/cpp.texi: Same.
14090 2007-01-05 Richard Guenther <rguenther@suse.de>
14092 PR middle-end/27826
14093 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14094 with mismatched types. Instead explicitly build a
14095 conversion NOP_EXPR.
14097 2007-01-05 Ian Lance Taylor <iant@google.com>
14099 * c-common.c (decl_with_nonnull_addr_p): New function.
14100 (c_common_truthvalue_conversion): Call it.
14101 * c-typeck.c (build_binary_op): Likewise.
14102 * c-common.h (decl_with_nonnull_addr_p): Declare.
14104 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14107 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14110 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14112 * doc/install.texi (Final install): Document the fact that
14113 the GNAT runtime should not be stripped.
14115 2007-01-04 Jan Hubicka <jh@suse.cz>
14117 * tree-inline.c (fold_marked_statements): Update operand caches
14118 and EH after folding
14120 2007-01-04 Ian Lance Taylor <iant@google.com>
14122 * c-common.c (check_function_nonnull): Whitespace fix.
14124 2007-01-04 Jan Hubicka <jh@suse.cz>
14126 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14127 comitted older version of patch.
14128 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14129 function, celanup cfg and collect garbage.
14131 2007-01-04 Mike Stump <mrs@apple.com>
14133 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14136 2007-01-04 Eric Christopher <echristo@apple.com>
14138 * libgcc2.c (__bswapsi2): Use SItype.
14139 (__bswapdi2): Use DItype.
14140 * libgcc2.h: Update for above.
14142 2007-01-04 Paul Brook <paul@codesourcery.com>
14144 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14145 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14146 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14147 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14148 umulsi3_highpart): Make conditional on !arm_arch6.
14149 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14150 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14151 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14152 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14153 umulsi3_highpart_v6): New insns.
14155 2007-01-04 Roger Sayle <roger@eyesopen.com>
14157 * fold-const.c (fold_convert): When casting an expression to void,
14158 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14159 have a type. Instead of attempting to build a NOP_EXPR, return
14160 these "special" trees directly.
14162 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14164 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14165 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14166 rs6000_cost->fp not 0 as adjustment for outer NEG.
14168 2007-01-04 Jan Hubicka <jh@suse.cz>
14170 * cgraph.c (cgraph_release_function_body): New function.
14171 (cgraph_remove_node): Use it.
14172 * cgraph.h (cgraph_release_function_body): Declare.
14173 * cgraphunit.c (cgraph_expand_function): Use it.
14174 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14175 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14176 is initialized and while compilation of other function is running.
14177 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14178 statement CFG annotations from here to ...
14179 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14181 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14183 * cfgloop.h (enum li_flags): Make the constants powers of two.
14185 2007-01-04 Jan Hubicka <jh@suse.cz>
14187 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14189 (fold_marked_statements): New function.
14190 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14191 * tree-inline.h (copy_body_data): Add statements_to_fold.
14193 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14195 * config.gcc: Mention libgcc/config.host.
14196 * Makefile.in: Update comments mentioning libgcc.
14197 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14198 (all.cross, start.encap, rest.encap, rest.cross): Update
14199 dependencies for libgcc move.
14200 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14201 (clean-target, clean-target-libgcc): Delete.
14202 (srcdirify, GCC_EXTRA_PARTS): New macros.
14203 (libgcc-support, libgcc.mvars): New rules.
14204 (distclean): Remove mention of mklibgcc.
14205 (install): Don't reference INSTALL_LIBGCC.
14206 (install-common): Don't reference EXTRA_PARTS.
14207 (install-libgcc, install-multilib): Delete rules.
14208 * mklibgcc.in: Delete file.
14209 * doc/configfiles.texi: Don't mention mklibgcc.
14211 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14212 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14213 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14214 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14215 (mklibgcc, ldblspecs): Likewise.
14217 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14218 (posixpre.def): Use $(T).
14219 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14220 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14221 (SHLIB_LINK): Make dummy.
14222 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14224 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14226 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14227 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14228 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14229 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14231 * configure.ac (all_outputs): Remove mklibgcc.
14232 * configure: Regenerated.
14234 2007-01-03 Josh Conner <jconner@apple.com>
14236 PR middle-end/29683
14237 * calls.c (compute_argument_addresses): Set stack and stack_slot
14238 for partial args, too.
14239 (store_one_arg): Use locate.size.constant for the size when
14240 generating a save_area.
14242 2007-01-03 Robert Kennedy <jimbob@google.com>
14244 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14245 whose definitions are deleted due to basic block merging.
14247 2007-01-03 Paul Brook <paul@codesourcery.com>
14250 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14252 (use_return_insn): Return 0 for Thumb interrupt functions.
14253 (print_multi_reg): Add rfe argument for IRQ returns.
14254 (arm_output_epilogue): Pop interrupt return address directly into PC.
14255 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14257 2007-01-03 Paul Brook <paul@codesourcery.com>
14259 Merge from sourcerygxx-4_1.
14260 * config/arm/thumb2.md: New file.
14261 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14263 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14264 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14265 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14266 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14268 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14269 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14271 * config/arm/ieee754-sf.S: Ditto.
14272 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14273 (thumb1_base_register_rtx_p): ... to this.
14274 (thumb_index_register_rtx_p): Rename...
14275 (thumb1_index_register_rtx_p): ... to this.
14276 (thumb_output_function_prologue): Rename...
14277 (thumb1_output_function_prologue): ... to this.
14278 (thumb_legitimate_address_p): Rename...
14279 (thumb1_legitimate_address_p): ... to this.
14280 (thumb_rtx_costs): Rename...
14281 (thumb1_rtx_costs): ... to this.
14282 (thumb_compute_save_reg_mask): Rename...
14283 (thumb1_compute_save_reg_mask): ... to this.
14284 (thumb_final_prescan_insn): Rename...
14285 (thumb1_final_prescan_insn): ... to this.
14286 (thumb_expand_epilogue): Rename...
14287 (thumb1_expand_epilogue): ... to this.
14288 (arm_unwind_emit_stm): Rename...
14289 (arm_unwind_emit_sequence): ... to this.
14290 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14291 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14292 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14293 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14294 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14295 thumb2_output_casesi): New functions.
14296 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14297 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14298 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14299 THUMB2_WORK_REGS): Define.
14300 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14301 arm_condexec_mask, arm_condexec_masklen)): New variables.
14302 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14303 (arm_override_options): Check new CPU capabilities.
14304 Set new architecture flag variables.
14305 (arm_isr_value): Handle v7m interrupt functions.
14306 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14308 (const_ok_for_arm): Handle Thumb-2 constants.
14309 (arm_gen_constant): Ditto. Use movw when available.
14310 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14312 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14313 (thumb_find_work_register, arm_load_pic_register,
14314 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14315 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14316 print_multi_reg, output_mov_long_double_fpa_from_arm,
14317 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14318 output_mov_double_fpa_from_arm, output_move_double,
14319 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14320 output_return_instruction, arm_output_function_prologue,
14321 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14322 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14323 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14324 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14325 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14326 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14328 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14329 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14330 (arm_file_start): Output directive for unified syntax.
14331 (arm_unwind_emit_set): Handle stack alignment instruction.
14332 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14333 Add v6t2, v7, v7a, v7r and v7m.
14334 (RETLDM): Add Thumb-2 code.
14335 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14336 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14337 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14338 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14339 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14340 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14341 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14342 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14343 ADJUST_INSN_LENGTH): Define.
14344 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14345 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14346 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14347 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14348 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14349 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14350 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14351 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14352 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14353 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14354 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14355 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14356 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14357 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14358 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14359 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14360 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14362 * config/arm/arm-tune.md: Regenerate.
14363 * config/arm/arm-protos.h: Update prototypes.
14364 * config/arm/vfp.md: Enable patterns for Thumb-2.
14365 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14366 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14367 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14368 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14369 * config/arm/libunwind.S: Add Thumb-2 code.
14370 * config/arm/constraints.md: Update include Thumb-2.
14371 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14372 * config/arm/ieee754-df.S: Ditto.
14373 * config/arm/bpabi.S: Ditto.
14374 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14375 * config/arm/predicates.md (low_register_operand,
14376 low_reg_or_int_operand, thumb_16bit_operator): New.
14377 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14378 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14379 * config/arm/t-arm-elf: Add armv7 multilib.
14380 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14382 (UNSPEC_STACK_ALIGN, ce_count): New.
14383 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14384 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14386 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14387 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14388 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14389 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14390 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14391 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14393 * doc/extend.texi: Document ARMv7-M interrupt functions.
14394 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14396 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14398 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14399 (struct _Unwind_Context): Rename args_size to flags, remove
14400 signal_frame field, add a new args_size field and version field.
14401 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14402 _Unwind_IsExtendedContext): New inline functions.
14403 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14404 Assume by_value array is only present if _Unwind_IsExtendedContext.
14405 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14406 _Unwind_IsSignalFrame.
14407 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14408 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14409 (uw_init_context_1): Initialize context->flags to
14410 EXTENDED_CONTEXT_BIT.
14411 * config/rs6000/linux-unwind.h (frob_update_context): Use
14412 _Unwind_SetSignalFrame.
14414 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14416 PR middle-end/30353
14417 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14418 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14421 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14423 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14424 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14425 RET, AT_SP): Remove.
14426 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14429 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14430 * cfgbuild.c (find_basic_blocks): Likewise.
14431 * cfgrtl.c (rtl_create_basic_block): Likewise.
14432 * function.c (temp_slots_at_level): Likewise.
14433 * reg-stack.c (stack_regs_mentioned): Likewise.
14434 * regclass.c (allocate_reg_info): Likewise.
14435 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14436 set_bb_for_stmt, move_block_to_fn): Likewise.
14437 * tree-complex.c (tree_lower_complex): Likewise.
14438 * vec.h (VEC_safe_grow_cleared): New.
14440 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14442 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14444 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14445 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14447 * cfgloopmanip.c (scale_loop_frequencies): Export.
14448 (loopify): Scale the frequencies by prescribed coefficients.
14449 (set_zero_probability): New function.
14450 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14451 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14452 and frequencies according to arguments.
14453 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14455 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14456 * modulo-sched.c (sms_schedule): Set probabilities for entering
14457 versioned loop correctly.
14458 * tree-vect-transform.c (vect_transform_loop): Ditto.
14459 * cfgloop.h (loopify, loop_version): Declaration changed.
14460 (scale_loop_frequencies): Declared.
14462 2007-01-02 Jan Hubicka <jh@suse.cz>
14464 * cgraph.c: Include tree-flow.h
14465 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14466 early_local_passes.
14467 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14468 * tree-pass.h (pass_all_early_optimizations): Declare.
14469 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14470 early_local_passes.
14471 (cgraph_analyze_function): Do early_local_passes.
14472 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14473 Do not add referenced vars.
14474 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14476 (gate_all_early_local_passes): New gate.
14477 (pass_early_local_passes): Use new gate.
14478 (execute_early_local_optimizations): New functions.
14479 (gate_all_early_optimizations): New gate.
14480 (pass_all_early_optimizations): New pass.
14481 (execute_free_datastructures): Free SSA only when initialized.
14482 (gate_init_datastructures): Init only when optimizing.
14483 (tree_lowering_passes): Do early local passes when called late.
14484 * tree-profile.c (do_tree_profiling): Don't profile functions added
14486 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14487 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14489 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14490 during early_local_passes.
14491 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14494 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14496 * Makefile.in: Update copyright year.
14498 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14500 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14501 in $(lang_checks) and check-consistency targets.
14503 2007-01-02 Jan Hubicka <jh@suse.cz>
14505 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14506 Do not add referenced vars.
14507 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14509 * passes.c (init_optimization_passes): Put mudflap_2 after
14510 free_datastructures.
14512 2007-01-02 Jan Hubicka <jh@suse.cz>
14514 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14515 Set NOTHROW flag on call statements proved to be nothrow.
14516 Update statement of local calls so new pure/const functions are
14517 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14519 (tree_rest_of_compilation): Register hooks and initialize bitmap
14520 early. Do not set after_inlining flag.
14522 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14524 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14525 HOST_BITS_PER_LONGLONG
14527 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14530 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14531 warning for non-static initializers.
14533 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14535 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14536 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14537 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14538 Always use set_unique_reg_note to add REG_EQUAL notes.
14540 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14543 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14545 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14546 * cfgbuild.c (find_basic_blocks): Likewise.
14547 * cfgrtl.c (rtl_create_basic_block): Likewise.
14548 * function.c (temp_slots_at_level): Likewise.
14549 * reg-stack.c (stack_regs_mentioned): Likewise.
14550 * regclass.c (allocate_reg_info): Likewise.
14551 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14552 set_bb_for_stmt, move_block_to_fn): Likewise.
14553 * tree-complex.c (tree_lower_complex): Likewise.
14554 * vec.h (VEC_safe_grow_cleared): New.
14556 2007-01-02 Ian Lance Taylor <iant@google.com>
14558 * c-common.c (c_common_truthvalue_conversion): When warning about
14559 using an assignment as a truth value, set TREE_NO_WARNING.
14561 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14564 * c.opt (Wold-style-declaration): New.
14565 * doc/invoke.texi (C-only Warning Options): New.
14566 (Wold-style-declaration): Document it.
14567 (Wextra): Enabled by -Wextra.
14568 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14569 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
14570 -Wold-style-declaration.
14572 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14574 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14575 * cfgbuild.c (find_basic_blocks): Likewise.
14576 * cfgrtl.c (rtl_create_basic_block): Likewise.
14577 * function.c (temp_slots_at_level): Likewise.
14578 * reg-stack.c (stack_regs_mentioned): Likewise.
14579 * regclass.c (allocate_reg_info): Likewise.
14580 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14581 set_bb_for_stmt, move_block_to_fn): Likewise.
14582 * tree-complex.c (tree_lower_complex): Likewise.
14583 * vec.h (VEC_safe_grow_cleared): New.
14585 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
14587 * c-common.c (c_common_nodes_and_builtins): Since variants of
14588 void_type_node get built before it is given a name, we need to
14589 give those variants the name, too.
14590 (complete_array_type): We need to work with the canonical main
14591 type of the array, from which we will build the qualified version.
14592 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
14593 * print-tree.c (print_node): Display canonical type information
14595 * stor-layout.c (layout_type): When we don't know the
14596 alignment of a type for which we're building an array, we end up
14597 guessing wrong, so make the type require structural equality.
14598 * tree.c (make_node_stat): When we build a new type, it is its
14599 own canonical type.
14600 (build_type_attribute_qual_variant): When building an attribute
14601 variant, its canonical type is the non-attribute variant. However,
14602 if the attributes are target-dependent and they differ, we need to
14603 use structural equality checks for this type.
14604 (build_qualified_type): A qualified type is not equivalent to its
14605 unqualified variant; set the canonical type appropriately.
14606 (build_distinct_type_copy): When building a distinct type from
14607 another type, the new type is its own canonical type.
14608 (build_variant_type_copy): When building a new type variant, we
14609 assume that it is equivalent to the original type.
14610 (build_pointer_type_for_mode): When building a pointer type, also
14611 build a canonical type pointer.
14612 (build_reference_type_for_mode): When building a reference type,
14613 also build a canonical type reference.
14614 (build_index_type): When we can't hash an index type (e.g.,
14615 because its maximum value is negative), the index type requires
14616 structural equality tests.
14617 (build_array_type): Build the canonical form of an array type.
14618 (build_function_type): Function types require structural equality,
14619 because they contain default arguments, attributes, etc.
14620 (build_method_type_directly): Ditto for method types.
14621 (build_offset_type): Build the canonical offset type.
14622 (build_complex_type): Build the canonical vector type.
14623 (make_vector_type): Build the canonical vector type.
14624 * tree.h (TYPE_CANONICAL): New.
14625 (TYPE_STRUCTURAL_EQUALITY_P): New.
14626 (SET_TYPE_STRUCTURAL_EQUALITY): New.
14627 (struct tree_type): Added "canonical" field.
14628 * params.h (VERIFY_CANONICAL_TYPES): New.
14629 * doc/c-tree.texi (TYPE_CANONICAL): Document.
14630 (TYPE_STRUCTURAL_EQUALITY_P): Document.
14631 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
14632 * doc/invoke.texi (verify-canonical-types): Document --param
14633 parameter for verifying canonical types.
14635 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14637 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
14638 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
14639 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
14640 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
14642 * config/rs6000/e500.h: New.
14643 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
14644 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
14646 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
14647 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
14648 TARGET_E500_DOUBLE): Remove.
14649 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
14650 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
14651 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
14652 * config/rs6000/rs6000.c (rs6000_override_options): Use
14653 CHECK_E500_OPTIONS.
14655 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14657 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
14658 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
14659 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
14660 rs6000_emit_cmove): Don't check TARGET_E500.
14661 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
14662 sordered): Don't check TARGET_E500.
14664 2007-01-01 Eric Christopher <echristo@apple.com>
14666 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
14667 HARD_REGISTER_NUM_P.
14669 2007-01-01 Roger Sayle <roger@eyesopen.com>
14671 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
14672 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
14673 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
14676 2007-01-01 Mike Stump <mrs@apple.com>
14678 * configure.ac: Remove support for building with Apple's gcc-3.1.
14680 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14682 PR middle-end/30311
14683 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
14684 REG is a hard register. Do not modify REG before calling
14686 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
14687 multiple of the size of YMODE for certain lowpart cases.
14689 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14691 PR middle-end/30253
14692 * gimplify (voidify_wrapper_expr): Update for
14693 GIMPLE_MODIFY_STMT.
14695 2007-01-01 Andreas Schwab <schwab@suse.de>
14698 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
14699 save of BR0 in extra_spill_size instead of spill_size.
14700 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
14702 (ia64_expand_epilogue): Restore BR0 from its new location.
14704 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14706 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
14707 Use a temporary variable if the left hand side is not a gimple
14710 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14712 * gimplify.c (gimplify_return_expr): Make the temporary variable
14713 for the return expression, a gimple register variable.
14715 2007-01-01 Jan Hubicka <jh@suse.cz>
14717 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
14720 2007-01-01 Mike Stump <mrs@apple.com>
14722 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
14724 * config/darwin.c (machopic_select_rtx_section): Use
14725 HAVE_GAS_LITERAL16.
14726 (darwin_mergeable_constant_section): Likewise.
14727 * configure: Regenerate.
14728 * config.in: Regenerate.
14730 2007-01-01 Jan Hubicka <jh@suse.cz>
14731 Andrew Pinski <pinskia@gmail.com>
14733 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
14734 before starting IPA passes.