1 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3 * basic-block.h: Remove the prototype for merge_seq_blocks.
4 * cfgcleanup.c (merge_seq_blocks): Remove.
6 * tree-flow.h: Remove the prototype for is_aliased_with.
7 * tree-ssa-alias.c (is_aliased_with): Remove.
9 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17 (vec_unpacks_hi_v16qi): Likewise.
18 (vec_unpacku_lo_v16qi): Likewise.
19 (vec_unpacks_lo_v16qi): Likewise.
20 (vec_unpacku_hi_v8hi): Likewise.
21 (vec_unpacks_hi_v8hi): Likewise.
22 (vec_unpacku_lo_v8hi): Likewise.
23 (vec_unpacks_lo_v8hi): Likewise.
24 (vec_unpacku_hi_v4si): Likewise.
25 (vec_unpacks_hi_v4si): Likewise.
26 (vec_unpacku_lo_v4si): Likewise.
27 (vec_unpacks_lo_v4si): Likewise.
29 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
31 * c-typeck.c, config/arm/arm.c, config/darwin.c,
32 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
33 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
34 follow spelling conventions in various
35 warning/error/diagnostic messages.
37 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
38 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
39 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
40 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
41 tree-vrp.c: Fix comment typos. Follow spelling conventions.
42 * doc/tm.texi: Follow spelling conventions.
44 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
48 (forward_propagate_addr_into_variable_array_index): Remove
49 the lhs argument. Use the type of def_rhs instead of lhs.
50 (forward_propagate_addr_expr_1): Update use of
51 forward_propagate_addr_into_variable_array_index.
53 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
54 Nigel Stephens <nigel@mips.com>
56 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
57 function attributes, "far" being an alias for "long_call".
58 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
59 (mips_near_type_p, mips_far_type_p): New.
60 (mips_comp_type_attributes): New function to check that attributes
61 attached to a function type are compatible.
62 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
63 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
64 to the target function of the thunk.
65 (mips_encode_section_info): Check for "near" and "far" function
66 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
68 * config/mips/predicates.md (const_call_insn_operand): Test only
69 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
71 * doc/extend.texi (Function Attributes): Document MIPS "near" and
74 * testsuite/gcc.target/mips/near-far-1.c: New test case.
75 * testsuite/gcc.target/mips/near-far-2.c: New test case.
76 * testsuite/gcc.target/mips/near-far-3.c: New test case.
77 * testsuite/gcc.target/mips/near-far-4.c: New test case.
79 2007-05-25 Eric Christopher <echristo@apple.com>
81 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
82 to x86-darwin configurations.
83 * config/i386/t-darwin: Add softfp support.
84 * config/i386/t-darwin64: Ditto.
85 * config/i386/sfp-machine.h: If mach then don't use
86 aliasing, emit a stub to call.
88 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
90 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
91 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
92 tree-predcom.c, tree-ssa-alias-warnings.c,
93 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
94 comment typos. Follow spelling conventions.
95 * doc/cpp.texi, doc/invoke.texi: Fix typos.
97 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
100 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
101 constants into memory. Expand unaligned memory references for
102 SSE modes via x86_expand_vector_move_misalign() function.
104 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
106 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
107 "memory" attribute for "sseishft" type insn without operands[2].
109 2007-05-25 Dirk Mueller <dmueller@suse.de>
110 Marcus Meissner <meissner@suse.de>
112 * doc/extend.texi (alloc_size): New attribute.
113 * c-common.c (handle_alloc_size_attribute): New.
114 * tree-object-size.c (alloc_object_size): Use alloc_size
115 attribute, if available.
117 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
119 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
121 (__builtin_ia32_vec_ext_v2di): Likewise.
122 (__builtin_ia32_vec_ext_v4si): Likewise.
123 (__builtin_ia32_vec_ext_v8hi): Likewise.
124 (__builtin_ia32_vec_ext_v16qi): Likewise.
125 (__builtin_ia32_vec_set_v8hi): Likewise.
127 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
129 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
131 2007-05-25 Richard Sandiford <richard@codesourcery.com>
133 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
134 (arm_is_longcall_p): Rename to...
135 (arm_is_long_call_p): ...this. Take a single tree argument and
137 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
138 (CUMULATIVE_ARGS): Remove call_cookie.
139 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
140 (ENCODED_LONG_CALL_ATTR_P): Delete.
141 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
142 LONG_CALL_FLAG_CHAR cases.
143 (ARM_DECLARE_FUNCTION_SIZE): Delete.
144 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
145 ARM_DECLARE_FUNCTION_SIZE.
146 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
147 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
148 (arm_encode_call_attribute, current_file_function_operand): Delete.
149 (arm_function_in_section_p): New function.
150 (arm_is_longcall_p): Rename to...
151 (arm_is_long_call_p): ...this. Take the target function as a single
152 argument and return a bool. Do not rely on call cookies. Check
153 whether the target symbol is in the same section as the current
154 function, not just the same compilation unit.
155 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
156 (arm_encode_section_info): Don't encode a call type.
157 * config/arm/arm.md (call, call_value): Update calls to
158 arm_is_long(_)call_p. Simplify logic.
159 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
160 Update calls to arm_is_long(_)call_p.
162 2007-05-25 Richard Guenther <rguenther@suse.de>
164 PR tree-optimization/31982
165 * tree-ssa-forwprop.c
166 (forward_propagate_addr_into_variable_array_index): Handle arrays
167 with element size one.
169 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
171 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
172 (umulsi3_highpart): Likewise.
174 2007-05-24 Ian Lance Taylor <iant@google.com>
176 PR rtl-optimization/32069
177 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
180 2007-05-24 Ollie Wild <aaw@google.com>
182 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
185 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
187 * postreload-gcse.c (reg_changed_after_insn_p): New function.
188 (oprs_unchanged_p): Use it to check all registers in a REG.
189 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
190 (reg_set_between_after_reload_p): Delete.
191 (reg_used_between_after_reload_p): Likewise.
192 (reg_set_or_used_since_bb_start): Likewise.
193 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
194 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
195 Use reg_set_between_p instead of reg_set_between_after_reload_p.
196 * rtlanal.c (reg_set_p): Check whether REG overlaps
197 regs_invalidated_by_call, rather than just checking the
198 membership of REGNO (REG).
200 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
202 * doc/passes.texi: Document predictive commoning.
203 * doc/invoke.texi (-fpredictive-commoning): Document.
204 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
205 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
206 adding indices to the generated name.
207 (schedule_sm): Pass 0 to get_lsm_tmp_name.
208 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
209 * tree-pretty-print.c (op_symbol_1): Renamed to ...
210 (op_symbol_code): ... and exported.
211 (dump_omp_clause, op_symbol): Use op_symbol_code
212 instead of op_symbol_1.
213 * tree-pass.h (pass_predcom): Declare.
214 * timevar.def (TV_PREDCOM): New timevar.
215 * tree-ssa-loop.c (run_tree_predictive_commoning,
216 gate_tree_predictive_commoning, pass_predcom): New.
217 * tree-data-ref.c (find_data_references_in_loop): Find the
218 references in dominance order.
219 (canonicalize_base_object_address): Ensure that the result has
221 (dr_analyze_innermost): Export.
222 (create_data_ref): Code to fail for references with invariant
224 (find_data_references_in_stmt): ... here.
225 * tree-data-ref.h (dr_analyze_innermost): Declare.
226 * tree-affine.c: Include tree-gimple.h and hashtab.h.
227 (aff_combination_find_elt, name_expansion_hash,
228 name_expansion_eq, tree_to_aff_combination_expand,
229 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
231 * tree-affine.h (aff_combination_constant_multiple_p,
232 tree_to_aff_combination_expand): Declare.
233 * tree-predcom.c: New file.
234 * common.opt (fpredictive-commoning): New option.
235 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
236 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
237 * Makefile.in (tree-predcom.o): Add.
238 (tree-affine.o): Add TREE_GIMPLE_H dependency.
239 * passes.c (init_optimization_passes): Add dceloop after
240 copy propagation in loop optimizer. Add predictive commoning
241 to loop optimizer passes.
243 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
245 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
248 2007-05-24 Jan Hubicka <jh@suse.cz>
250 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
252 (genheader): Include statistics.h.
254 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
256 * print-rtl.c (flag_dump_unnumbered): Update comments.
257 (print_rtl): Fix my previous change.
258 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
261 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
264 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
266 (thread_through_all_blocks): Call initialize_original_copy_tables
267 and free_original_copy_tables.
268 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
270 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
271 * cfghooks.c (duplicate_block): Use get_loop_copy.
272 * cfg.c: Include cfgloop.h.
273 (loop_copy): New hash table.
274 (initialize_original_copy_tables): Initialize loop_copy table.
275 (free_original_copy_tables): Free loop_copy table.
276 (copy_original_table_clear, copy_original_table_set,
277 set_loop_copy, get_loop_copy): New functions.
278 (set_bb_original, set_bb_copy): Use copy_original_table_set.
279 * cfgloop.h (struct loop): Remove copy field.
280 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
281 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
283 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
285 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
288 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
290 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
291 __builtin_ia32_vec_set_v2di with MASK_64BIT.
293 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
296 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
297 * targhooks.h (default_mangle_decl_assembler_name): Declare
299 * targhooks.c (default_mangle_decl_assembler_name): Define
301 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
303 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
304 * langhooks.c (lhd_set_decl_assembler_name): Call
305 targetm.mangle_decl_assembler_name for names with global scope.
307 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
309 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
310 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
312 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
313 New. Factored out of i386_pe_encode_section_info.
314 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
315 Move check for prior decoration of stdcall
316 symbols to i386_pe_encode_section_info.
317 (i386_pe_encode_section_info): Adjust call to
318 gen_stdcall_or_fastcall_suffix. Use
319 i386_pe_maybe_mangle_decl_assembler_name, if needed.
320 (i386_pe_mangle_decl_assembler_name): New. Wrap
321 i386_pe_maybe_mangle_decl_assembler_name.
323 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
325 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
326 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
327 * langhooks.c (get_signed_or_unsigned_type): Don't check for
328 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
329 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
332 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
333 Nigel Stephens <nigel@mips.com>
334 Richard Sandiford <richard@codesourcery.com>
336 Fix up MIPS16 hard float and add support for complex.
338 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
339 (TARGET_SOFT_FLOAT_ABI): New.
340 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
341 __mips_soft_float to reflect the ABI in use, not whether the
342 FPU is directly accessible (e.g., in MIPS16 mode).
343 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
344 (UNITS_PER_FPVALUE): Likewise.
346 * config/mips/mips.c (mips_expand_call): Remove redundant
348 (mips_arg_regno): New.
349 (function_arg_advance): When setting bits in cum->fp_code for
350 MIPS16, don't subtract 1 from cum->arg_number, since it is now
352 (function_arg): Use mips_arg_regno.
353 (mips_return_mode_in_fpr_p): New.
354 (mips16_call_stub_mode_suffix): New.
355 (mips16_cfun_returns_in_fpr_p): New.
356 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
357 (mips_output_function_prologue): Test mips16_hard_float, not
358 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
359 (mips_expand_epilogue): Call MIPS16 helper routines to copy
360 return value into a floating-point register.
361 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
362 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
363 (mips16_fp_args): Handle MIPS32r2 ISA which supports
364 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
365 word of double arguments from or to the high bits of 64-bit
366 floating point registers.
367 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
368 (mips16_fpret_double): New helper function.
369 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
370 support for complex modes. Fill in DECL_RESULT for stubdecl.
371 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
373 * config/mips/mips16.S
374 (RET, ARG1, ARG2): New.
375 (MERGE_GPRf, MERGE_GPRt): New.
376 (DELAYt, DELAYf): New.
377 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
378 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
379 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
380 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
381 (SFOP): Renamed to...
382 (OPSF3): This, and macro-ified. Updated all uses.
383 (SFOP2): Renamed to...
384 (OPSF2): This, and macro-ified. Updated all uses.
385 (SFCMP): Renamed to...
386 (CMPSF): This, and macro-ified. Updated all uses.
387 (SFREVCMP): Renamed to...
388 (REVCMPSF): This, and macro-ified. Updated all uses.
389 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
390 (LDDBL1, LDDBL2, RETDBL): Deleted.
391 (DFOP): Renamed to...
392 (OPDF3): This, and macro-ified. Updated all uses.
393 (DFOP2): Renamed to...
394 (OPDF2): This, and macro-ified. Updated all uses.
395 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
396 (DFCMP): Renamed to...
397 (CMPDF): This, and macro-ified. Updated all uses.
398 (DFREVCMP): Renamed to...
399 (REVCMPDF): This, and macro-ified. Updated all uses.
400 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
402 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
403 (__mips16_ret_sc, __mips16_ret_dc): New.
404 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
405 STUB_ARGS_6, STUB_ARGS_10): New.
406 (CALL_STUB_NO_RET): New.
407 (__mips16_call_stub_1): Macro-ified.
408 (__mips16_call_stub_5): Macro-ified.
409 (__mips16_call_stub_2): Macro-ified.
410 (__mips16_call_stub_6): Macro-ified.
411 (__mips16_call_stub_9): Macro-ified.
412 (__mips16_call_stub_10): Macro-ified.
413 (CALL_STUB_RET): New.
414 (__mips16_call_stub_sf_0): Macro-ified.
415 (__mips16_call_stub_sf_1): Macro-ified.
416 (__mips16_call_stub_sf_5): Macro-ified.
417 (__mips16_call_stub_sf_2): Macro-ified.
418 (__mips16_call_stub_sf_6): Macro-ified.
419 (__mips16_call_stub_sf_9): Macro-ified.
420 (__mips16_call_stub_sf_10): Macro-ified.
421 (__mips16_call_stub_df_0): Macro-ified.
422 (__mips16_call_stub_df_1): Macro-ified.
423 (__mips16_call_stub_df_5): Macro-ified.
424 (__mips16_call_stub_df_2): Macro-ified.
425 (__mips16_call_stub_df_6): Macro-ified.
426 (__mips16_call_stub_df_9): Macro-ified.
427 (__mips16_call_stub_df_10): Macro-ified.
428 (__mips16_call_stub_sc_0): New.
429 (__mips16_call_stub_sc_1): New.
430 (__mips16_call_stub_sc_5): New.
431 (__mips16_call_stub_sc_2): New.
432 (__mips16_call_stub_sc_6): New.
433 (__mips16_call_stub_sc_9): New.
434 (__mips16_call_stub_sc_10): New.
435 (__mips16_call_stub_dc_0): New.
436 (__mips16_call_stub_dc_1): New.
437 (__mips16_call_stub_dc_5): New.
438 (__mips16_call_stub_dc_2): New.
439 (__mips16_call_stub_dc_6): New.
440 (__mips16_call_stub_dc_9): New.
441 (__mips16_call_stub_dc_10): New.
443 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
444 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
445 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
447 2007-05-23 Ian Lance Taylor <iant@google.com>
449 * doc/invoke.texi (Invoking GCC): Document that the order of the
452 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
455 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
456 * config/score/predicate.md (const_pow2, const_npow2): Remove.
457 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
461 * config/score/score.c (score_print_operand): Make sure that only
464 2007-05-22 Ian Lance Taylor <iant@google.com>
466 * tree-vrp.c (avoid_overflow_infinity): New static function,
467 broken out of set_value_range_to_value.
468 (set_value_range_to_value): Call avoid_overflow_infinity.
469 (extract_range_from_assert): Likewise.
471 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
474 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
475 change the type before looking for a COMPOUND_EXPR.
477 2007-05-22 Ian Lance Taylor <iant@google.com>
479 * lower-subreg.c (decompose_multiword_subregs): If we change an
480 insn, call remove_retval_note on it.
482 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
484 * regs.h (end_hard_regno): New function.
485 (END_HARD_REGNO, END_REGNO): New macros.
486 (add_to_hard_reg_set): New function.
487 (remove_from_hard_reg_set): Likewise.
488 (in_hard_reg_set_p): Likewise.
489 (overlaps_hard_reg_set_p): Likewise.
490 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
491 (note_btr_set): Use END_HARD_REGNO.
492 * caller-save.c (setup_save_areas): Use end_hard_regno.
493 (mark_set_regs): Use END_HARD_REGNO.
494 (add_stored_regs): Use end_hard_regno.
495 (mark_referenced_regs): Use add_to_hard_reg_set.
496 * combine.c (update_table_tick): Use END_REGNO.
497 (record_value_for_reg): Likewise.
498 (record_dead_and_set_regs): Likewise.
499 (get_last_value_validate): Likewise.
500 (use_crosses_set_p): Likewise.
501 (reg_dead_at_p_1): Likewise.
502 (reg_dead_at_p): Likewise.
503 (mark_used_regs_combine): Use add_to_hard_reg_set.
504 (move_deaths): Use END_HARD_REGNO.
505 (reg_bitfield_target_p): Use end_hard_regno.
506 (distribute_notes): Use END_HARD_REGNO.
507 * cse.c (mention_regs): Use END_REGNO.
508 (insert): Use add_to_hard_reg_set.
509 (invalidate): Use END_HARD_REGNO.
510 (invalidate_for_call): Likewise.
511 (exp_equiv_p): Use END_REGNO.
512 (cse_insn): Likewise.
513 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
514 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
515 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
516 * function.c (keep_stack_depressed): Use end_hard_regno.
517 * global.c (global_alloc): Use end_hard_regno.
518 (global_conflicts): Use add_to_hard_reg_set instead of
520 (find_reg): Likewise.
521 (mark_reg_store): Likewise.
522 (mark_reg_conflicts): Likewise.
523 (mark_reg_death): Use remove_from_hard_reg_set.
524 (mark_reg_live_nc): Delete.
525 (set_preference): Use end_hard_regno.
526 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
527 remove_from_hard_reg_set.
528 (post_mark_life): Use add_to_hard_reg_set.
529 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
530 (reg_becomes_live): Use add_to_hard_reg_set.
531 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
532 (peep2_find_free_register): Use add_to_hard_reg_set.
533 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
534 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
535 * regrename.c (note_sets): Use add_to_hard_reg_set.
536 (clear_dead_regs): Use remove_from_hard_reg_set.
537 (regrename_optimize): Use add_to_hard_reg_set.
538 (find_oldest_value_reg): Use in_hard_reg_set_p.
539 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
540 (hard_reg_set_here_p): Use end_hard_regno.
541 (decompose): Likewise.
542 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
543 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
544 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
545 (mark_home_live): Use end_hard_regno.
546 (spill_hard_reg): Likewise.
547 (clear_reload_reg_in_use): Likewise.
548 * reorg.c (delete_prior_computation): Use END_REGNO.
549 * resource.c (update_live_status): Use END_HARD_REGNO.
550 (mark_referenced_resources): Use add_to_hard_reg_set.
551 (mark_set_resources): Likewise.
552 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
553 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
554 (reg_overlap_mentioned_p): Likewise.
555 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
556 (covers_regno_no_parallel_p): Use END_REGNO.
557 (find_regno_note): Likewise.
558 (find_reg_fusage): Use END_HARD_REGNO.
559 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
560 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
562 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
564 * mode-switching.c (reg_dies): Change type of second argument to
566 (optimize_mode_switching): Update accordingly.
568 2007-05-22 Richard Sandiford <richard@codesourcery.com>
570 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
572 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
573 (hard_reg_set_empty_p): ...these new functions.
574 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
575 GO_IF_HARD_REG_SUBSET.
576 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
577 instead of GO_IF_HARD_REG_EQUAL.
578 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
579 instead of GO_IF_HARD_REG_EQUAL.
580 * global.c (find_reg): Use hard_reg_set_empty_p instead of
581 GO_IF_HARD_REG_SUBSET.
582 (modify_reg_pav): Use hard_reg_set_empty_p instead of
583 GO_IF_HARD_REG_EQUAL.
584 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
585 of GO_IF_HARD_REG_SUBSET.
586 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
587 instead of GO_IF_HARD_REG_EQUAL.
588 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
589 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
590 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
591 of GO_IF_HARD_REG_SUBSET,
592 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
593 GO_IF_HARD_REG_SUBSET.
594 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
595 instead of GO_IF_HARD_REG_EQUAL.
596 * config/sh/sh.c (push_regs, calc_live_regs): Use
597 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
598 (hard_regs_intersect_p): Delete.
600 2007-05-22 Janis Johnson <janis187@us.ibm.com>
602 * doc/sourcebuild.texi (Test Directives) Add dg-message.
604 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
605 Richard Henderson <rth@redhat.com>
607 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
609 (x86_64-*-*): Likewise.
611 * i386/i386-modes.def (V2QI): New.
613 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
615 (override_options): Support SSE4.1.
616 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
617 (IX86_BUILTIN_BLENDPS): Likewise.
618 (IX86_BUILTIN_BLENDVPD): Likewise.
619 (IX86_BUILTIN_BLENDVPS): Likewise.
620 (IX86_BUILTIN_PBLENDVB128): Likewise.
621 (IX86_BUILTIN_PBLENDW128): Likewise.
622 (IX86_BUILTIN_DPPD): Likewise.
623 (IX86_BUILTIN_DPPS): Likewise.
624 (IX86_BUILTIN_INSERTPS128): Likewise.
625 (IX86_BUILTIN_MOVNTDQA): Likewise.
626 (IX86_BUILTIN_MPSADBW128): Likewise.
627 (IX86_BUILTIN_PACKUSDW128): Likewise.
628 (IX86_BUILTIN_PCMPEQQ): Likewise.
629 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
630 (IX86_BUILTIN_PMAXSB128): Likewise.
631 (IX86_BUILTIN_PMAXSD128): Likewise.
632 (IX86_BUILTIN_PMAXUD128): Likewise.
633 (IX86_BUILTIN_PMAXUW128): Likewise.
634 (IX86_BUILTIN_PMINSB128): Likewise.
635 (IX86_BUILTIN_PMINSD128): Likewise.
636 (IX86_BUILTIN_PMINUD128): Likewise.
637 (IX86_BUILTIN_PMINUW128): Likewise.
638 (IX86_BUILTIN_PMOVSXBW128): Likewise.
639 (IX86_BUILTIN_PMOVSXBD128): Likewise.
640 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
641 (IX86_BUILTIN_PMOVSXWD128): Likewise.
642 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
643 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
644 (IX86_BUILTIN_PMOVZXBW128): Likewise.
645 (IX86_BUILTIN_PMOVZXBD128): Likewise.
646 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
647 (IX86_BUILTIN_PMOVZXWD128): Likewise.
648 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
649 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
650 (IX86_BUILTIN_PMULDQ128): Likewise.
651 (IX86_BUILTIN_PMULLD128): Likewise.
652 (IX86_BUILTIN_ROUNDPD): Likewise.
653 (IX86_BUILTIN_ROUNDPS): Likewise.
654 (IX86_BUILTIN_ROUNDSD): Likewise.
655 (IX86_BUILTIN_ROUNDSS): Likewise.
656 (IX86_BUILTIN_PTESTZ): Likewise.
657 (IX86_BUILTIN_PTESTC): Likewise.
658 (IX86_BUILTIN_PTESTNZC): Likewise.
659 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
660 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
661 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
662 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
663 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
665 (bdesc_sse_3arg): Likewise.
666 (bdesc_2arg): Likewise.
667 (bdesc_1arg): Likewise.
668 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
670 (ix86_expand_sse_4_operands_builtin): New.
671 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
672 smaller than 8 bits as the 2nd arg.
673 (ix86_expand_sse_ptest): New.
674 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
675 (ix86_expand_vector_set): Support SSE4.1.
676 (ix86_expand_vector_extract): Likewise.
678 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
679 __SSE4_1__ for -msse4.1.
681 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
682 (UNSPEC_INSERTPS): Likewise.
683 (UNSPEC_DP): Likewise.
684 (UNSPEC_MOVNTDQA): Likewise.
685 (UNSPEC_MPSADBW): Likewise.
686 (UNSPEC_PHMINPOSUW): Likewise.
687 (UNSPEC_PTEST): Likewise.
688 (UNSPEC_ROUNDP): Likewise.
689 (UNSPEC_ROUNDS): Likewise.
691 * config/i386/i386.opt (msse4.1): New for SSE4.1.
693 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
694 (const_pow2_1_to_32768_operand): Likewise.
696 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
699 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
701 (sse4_1_insertps): Likewise.
702 (*sse4_1_extractps): Likewise.
703 (sse4_1_ptest): Likewise.
704 (sse4_1_mulv2siv2di3): Likewise.
705 (*sse4_1_mulv4si3): Likewise.
706 (*sse4_1_smax<mode>3): Likewise.
707 (*sse4_1_umax<mode>3): Likewise.
708 (*sse4_1_smin<mode>3): Likewise.
709 (*sse4_1_umin<mode>3): Likewise.
710 (sse4_1_eqv2di3): Likewise.
711 (*sse4_1_pinsrb): Likewise.
712 (*sse4_1_pinsrd): Likewise.
713 (*sse4_1_pinsrq): Likewise.
714 (*sse4_1_pextrb): Likewise.
715 (*sse4_1_pextrb_memory): Likewise.
716 (*sse4_1_pextrw_memory): Likewise.
717 (*sse4_1_pextrq): Likewise.
718 (sse4_1_blendpd): Likewise.
719 (sse4_1_blendps): Likewise.
720 (sse4_1_blendvpd): Likewise.
721 (sse4_1_blendvps): Likewise.
722 (sse4_1_dppd): Likewise.
723 (sse4_1_dpps): Likewise.
724 (sse4_1_movntdqa): Likewise.
725 (sse4_1_mpsadbw): Likewise.
726 (sse4_1_packusdw): Likewise.
727 (sse4_1_pblendvb): Likewise.
728 (sse4_1_pblendw): Likewise.
729 (sse4_1_phminposuw): Likewise.
730 (sse4_1_extendv8qiv8hi2): Likewise.
731 (*sse4_1_extendv8qiv8hi2): Likewise.
732 (sse4_1_extendv4qiv4si2): Likewise.
733 (*sse4_1_extendv4qiv4si2): Likewise.
734 (sse4_1_extendv2qiv2di2): Likewise.
735 (*sse4_1_extendv2qiv2di2): Likewise.
736 (sse4_1_extendv4hiv4si2): Likewise.
737 (*sse4_1_extendv4hiv4si2): Likewise.
738 (sse4_1_extendv2hiv2di2): Likewise.
739 (*sse4_1_extendv2hiv2di2): Likewise.
740 (sse4_1_extendv2siv2di2): Likewise.
741 (*sse4_1_extendv2siv2di2): Likewise.
742 (sse4_1_zero_extendv8qiv8hi2): Likewise.
743 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
744 (sse4_1_zero_extendv4qiv4si2): Likewise.
745 (*sse4_1_zero_extendv4qiv4si2): Likewise.
746 (sse4_1_zero_extendv2qiv2di2): Likewise.
747 (*sse4_1_zero_extendv2qiv2di2): Likewise.
748 (sse4_1_zero_extendv4hiv4si2): Likewise.
749 (*sse4_1_zero_extendv4hiv4si2): Likewise.
750 (sse4_1_zero_extendv2hiv2di2): Likewise.
751 (*sse4_1_zero_extendv2hiv2di2): Likewise.
752 (sse4_1_zero_extendv2siv2di2): Likewise.
753 (*sse4_1_zero_extendv2siv2di2): Likewise.
754 (sse4_1_roundpd): Likewise.
755 (sse4_1_roundps): Likewise.
756 (sse4_1_roundsd): Likewise.
757 (sse4_1_roundss): Likewise.
758 (mulv4si3): Don't expand for SSE4.1.
759 (smax<mode>3): Likewise.
760 (umaxv4si3): Likewise.
761 (uminv16qi3): Likewise.
762 (umin<mode>3): Likewise.
763 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
765 * doc/extend.texi: Document SSE4.1 built-in functions.
767 * doc/invoke.texi: Document -msse4.1.
769 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
771 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
772 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
773 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
774 (ASM_SPEC): Add asm_pcrel_spec.
775 (EXTRA_SPECS): Add asm_pcrel_spec.
777 2007-05-21 David Daney <ddaney@avtrex.com>
779 * doc/install.texi (Building a cross compiler): Add requirements
780 for Java cross compiler.
782 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
785 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
786 Add loopno argument. Use evolution_function_is_invariant_rec_p
787 instead of evolution_function_is_constant_p.
788 Update calls to evolution_function_is_affine_multivariate_p.
789 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
791 * tree-scalar-evolution.c (gather_chrec_stats): Call
792 evolution_function_is_affine_multivariate_p with a loop
794 * tree-data-ref.c (analyze_miv_subscript): Likewise.
795 (analyze_overlapping_iterations): Likewise.
796 (access_functions_are_affine_or_constant_p): Likewise.
797 (build_classic_dist_vector_1): If the access functions
798 are equal, don't do anything.
800 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
801 Paolo Carlini <pcarlini@suse.de>
802 Uros Bizjak <ubizjak@gmail.com>
804 * c-cppbuiltin.c (c_cpp_builtins): Define
805 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
806 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
807 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
808 * doc/cpp.texi ([Standard Predefined Macros]): Document.
810 2007-05-21 Mike Stump <mrs@apple.com>
812 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
814 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
816 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
819 implementation if __OPTIMIZE__ is not defined.
820 (_mm_alignr_pi8): Ditto.
821 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
822 (_mm_inserti_si64): Ditto.
823 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
824 (_mm_slli_epi16): Ditto.
825 (_mm_slli_epi32): Ditto.
826 (_mm_slli_epi64): Ditto.
827 (_mm_srai_epi16): Ditto.
828 (_mm_srai_epi32): Ditto.
829 (_mm_srli_si128): Ditto.
830 (_mm_slli_si128): Ditto.
831 (_mm_srli_epi16): Ditto.
832 (_mm_srli_epi32): Ditto.
833 (_mm_srli_epi64): Ditto.
834 (_mm_extract_epi16): Ditto.
835 (_mm_insert_epi16): Ditto.
836 (_mm_shufflehi_epi16): Ditto.
837 (_mm_shufflelo_epi16): Ditto.
838 (_mm_shuffle_epi32): Ditto.
839 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
841 (_mm_insert_pi16): Ditto.
843 (_mm_shuffle_pi16): Ditto.
845 (_mm_shufle_ps): Ditto.
846 (_mm_prefetch): Ditto.
848 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
850 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
851 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
852 * real.c (encode_i370_single, decode_i370_single,
853 encode_i370_double, decode_i370_double): Functions removed.
854 (i370_single_format, i370_double_format): Initializations removed.
855 (real_maxval, round_for_format, exact_real_truncate, significand_size):
856 Consider the log2_b field to always be one.
857 (ieee_single_format, mips_single_format, coldfire_single_format,
858 ieee_double_format, mips_double_format, coldfire_double_format,
859 ieee_extended_motorola_format, ieee_extended_intel_96_format,
860 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
861 ibm_extended_format, mips_extended_format, ieee_quad_format,
862 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
863 decimal_single_format, decimal_double_format, decimal_quad_format,
864 c4x_single_format, c4x_extended_format, real_internal_format): Remove
865 initialization of log2_b.
866 * real.h (i370_single_format, i370_double_format): Declarations removed.
867 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
868 field to always be one.
870 2007-05-21 Andreas Schwab <schwab@suse.de>
872 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
873 NOTE_INSN_BASIC_BLOCK_P.
874 (process_for_unwind_directive): Likewise.
876 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
878 * builtins.c (expand_builtin_setjmp_setup): Update comment.
879 * function.h (struct function): Move va_list_gpr_size,
880 va_list_fpr_size, function_frequency to front of bitfields. Add
882 (current_function_calls_unwind_init): New.
883 * except.c (expand_builtin_unwind_init): Set
884 current_function_calls_unwind_init not
885 current_function_has_nonlocal_label.
886 * reload1.c (has_nonexceptional_receiver): New.
887 (reload): Use it and current_function_calls_unwind_init to
888 determine whether call-saved regs must be saved.
890 2007-05-20 Jan Hubicka <jh@suse.cz>
892 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
893 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
894 * ddg.c (create_ddg): LIkewise.
895 * final.c (final): Remove hunk moving line numbernotes around since
896 they are no longer present at this stage.
897 (final_scan_insn): Use NOTE_KIND instead of
898 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
899 (output_asm_label): Likewise.
900 * reorg.c (dbr_schedule): Likewise.
901 * haifa-sched.c (unlink_other_notes): Likewise.
902 * mode-switching.c (optimize_mode_switching): Likewise.
903 * graph.c (start_bb): Likewise.
904 * rtl.def (NOTE): Update description.
905 * jump.c (squeeze_notes): Delete.
906 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
907 NOTE_INSN_BASIC_BLOCK_P when possible.
908 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
909 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
910 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
911 (dwarf2out_var_location): Likewise.
912 * cfgbuild.c (make_edges): Likewise.
913 (find_basic_blocks_1): Likewise.
914 * function.c (reorder_blocks_1): Likewise.
915 (epilogue_done): Likewise.
916 (reposition_prologue_and_epilogue_notes): Likewise.
917 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
919 (print_rtl): Likewise.
920 (print_rtl_single): Likewise.
921 * gcse.c (insert_insn_start_bb): Likewise.
922 * alias.c (init_alias_analysis): Likewise.
923 * calls.c (fixup_tail_calls): Likewise.
924 * except.c (sjlj_emit_function_enter): Likewise.
925 * emit-rtl.c (add_insn_after): Likeiwse.
926 (emit_label_before): Likewise.
927 (emit_label_after): Likewise.
928 (emit_note_before, emit_note_after, emit_note): Update
929 parameter to be enum insn_note; do not deal with source
931 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
932 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
934 (merge_blocks_move_successor_nojumps): Simplify now when
935 we don't have BLOCK notes.
936 (try_optimize_cfg): Likewise.
937 * cfglayout.c (skip_insns_after_block): Likewise.
938 (record_effective_endpoints): Likewise.
939 (duplicate_insn_chain): Likewise.
940 * varasm.c (output_constant_pool_1): Likewise.
941 * sched-deps.c (sched_analyze): Likewise.
942 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
944 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
945 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
946 (SET_INSN_DELETED): Simplify.
947 (NOTE_LINE_NUMBER): Exterminate.
948 (NOTE_LINE_KIND): New.
949 (NOTE_INSN_BASIC_BLOCK_P): Update.
950 (enum insn_note): Simplify.
951 (GET_NOTE_INSN_NAME) Simplify.
952 (emit_note_before, emit_note_after, emit_note): Update prototype.
953 (squeeze_notes): Remove.
954 * sched-int.h (NOTE_NOT_BB_P): Update.
955 * resource.c (mark_target_live_regs): Update.
956 * sched-rgn.c (debug_dependencies): Update.
957 * sched-vis.c (print_insn): Update.
958 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
959 * config/i386/i386.c (ix86_output_function_epilogue): Update.
960 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
961 (TARGET_ADJUST_UNROLL_MAX): Likewise.
962 (split_branches): Update.
963 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
965 (sh_adjust_unroll_max): Exterminate.
966 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
967 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
968 (m68hc11_reorg): Likewise.
969 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
970 (emit_predicate_relation_info): Update.
971 (process_for_unwind_directive): Update.
972 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
973 (output_call): Update.
974 * config/pa/pa.c (output_lbranch): Update.
975 (output_millicode_call): Update.
976 (output_call): Update.
977 (pa_combine_instructions): Update.
978 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
979 * config/bfin/bfin.c (gen_one_bundle): Update.
980 * cfgrtl.c (can_delete_note_p): Update.
981 (delete_insn): Update.
982 (rtl_merge_blocks): Update.
983 (commit_one_edge_insertion): Update.
984 (rtl_verify_flow_info): Update.
985 * stmt.c (expand_case): Do not call squeeze_notes.
987 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
994 * c.opt (Wtype-limits): New.
995 * doc/invoke.texi (Wtype-limits): Document it.
996 (Wextra): Enabled by -Wextra.
997 * c-opts.c (c_common_post_options): Enabled by -Wextra.
998 * c-common.c (shorten_compare): Warn with Wtype-limits.
1000 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1003 inlined function, not as a macro.
1004 (_mm_alignr_pi8): Ditto.
1005 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1006 (_mm_inserti_si64): Ditto.
1007 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1008 (_mm_extract_epi16): Ditto.
1009 (_mm_insert_epi16): Ditto.
1010 (_mm_shufflehi_epi16): Ditto.
1011 (_mm_shufflelo_epi16): Ditto.
1012 (_mm_shuffle_epi32): Ditto.
1013 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1014 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1016 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1018 (_m_to_float): Use C89 compatible assignment.
1020 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1023 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1025 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1028 * doc/invoke.texi (Wreturn-type): Complete description.
1029 (Wextra): Delete item about return-type warning.
1030 * c-decl.c: Delete redundant Wextra warning.
1032 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1036 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1037 inlined function, not as a macro.
1038 (_mm_prefetch): Ditto.
1040 (_mm_insert_pi16): Ditto.
1042 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1043 (_m_pshufw): Ditto. Add const to __N argument.
1044 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1045 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1046 (_mm_slli_epi32): Ditto.
1047 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1048 Add __inline to function declaration.
1049 (_mm_slli_si128): Ditto.
1051 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1053 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1054 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1056 (struct fenv): New structure.
1057 (FP_HANDLE_EXCEPTIONS): New define.
1058 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1059 (_FP_DECL_EXP): New define.
1060 (FP_INIT_ROUNDMODE): New define.
1061 (FP_ROUNDMODE): New define.
1063 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1065 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1066 (Wconversion): Update description.
1067 (Wconversion-sign): New.
1068 * c.opt (Wconversion-sign): New.
1069 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1070 means disabled for C++. Otherwise, take the status of Wconversion.
1071 * c-common.c (conversion_warning): Warn with either Wconversion or
1073 (warnings_for_convert_and_check): Conditions are already checked by
1075 (convert_and_check): Don't check warnings if the conversion failed.
1077 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1078 Anatoly Sokolov <aesok@dol.ru>
1080 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1081 avr_epilogue_uses) : Add declaration.
1082 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1083 * config/avr/constraints.md (R): New constraint.
1084 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1085 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1086 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1087 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1088 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1089 call_prologue_saves, epilogue_restores, return_from_epilogue,
1090 return_from_main_epilogue, return_from_interrupt_epilogue,
1091 return_from_naked_epilogue, prologue, epilogue): New patterns.
1092 (jump): Handle symbol reference.
1093 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1094 avr_output_function_prologue, avr_output_function_epilogue): Remove
1096 (avr_init_machine_status, expand_prologue, expand_epilogue,
1097 avr_asm_function_end_prologue, avr_epilogue_uses,
1098 avr_asm_function_begin_epilogue): New functions.
1099 (prologue_size, epilogue_size, jump_tables_size): Remove global
1101 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1102 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1103 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1104 (avr_override_options): Initialise init_machine_status.
1105 (output_movhi): Handle all stack pointer loads.
1106 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1107 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1108 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1109 (EPILOGUE_USES) Redefine.
1110 (machine_function) Declare.
1112 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1114 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1115 Use a single return statement.
1117 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1120 * builtins.c (do_mpfr_lgamma_r): New.
1121 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1122 * tree.h (CASE_FLT_FN_REENT): New.
1124 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1126 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1127 (output_die): Use 'unsigned long' with %x.
1128 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1129 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1130 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1132 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1134 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1139 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1140 true if function has no argument.
1142 2007-05-18 DJ Delorie <dj@redhat.com>
1144 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1145 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1147 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1149 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1150 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1151 count_trailing_zeros.
1152 (__i386__): Implement count_leading_zeros using __builtin_clz().
1153 Implement count_trailing_zeros usign __builtin_ctz().
1155 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1157 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1159 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1162 * expr.c (emit_move_change_mode): Change mode of push operands here.
1164 2007-05-17 Ian Lance Taylor <iant@google.com>
1166 PR tree-optimization/31953
1167 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1169 (set_value_range_to_null): Call set_value_range_to_value.
1170 (extract_range_from_comparison): Likewise.
1172 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1174 * toplev.c (print_version): Output GMP/MPFR version info.
1176 * builtins.c (CASE_MATHFN_REENT): New macro.
1177 (mathfn_built_in): Use it.
1178 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1179 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1180 BUILT_IN_LGAMMAL_R): New.
1181 * doc/extend.texi: Document new builtins.
1184 * builtins.c (do_mpfr_remquo): New.
1185 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1186 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1189 * builtins.c (fold_builtin_1): Handle y0, y1.
1190 (fold_builtin_2): Handle yn.
1193 * builtins.c (do_mpfr_bessel_n): New.
1194 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1195 (fold_builtin_2): Handle BUILT_IN_JN.
1197 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1200 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1201 TYPE_PRECISION (intmax_type_node).
1203 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1206 * reload.c (subst_reloads): Remove checking.
1208 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1210 PR rtl-optimization/31691
1211 * combine.c (simplify_set): Build a new src pattern instead of
1212 substituting its operands in the COMPARE case.
1214 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1216 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1217 (execute_vrp): Preserve loops through jump threading.
1218 * tree-ssa-threadupdate.c (thread_single_edge,
1219 dbds_continue_enumeration_p, determine_bb_domination_status,
1220 thread_through_loop_header): New functions.
1221 (create_edge_and_update_destination_phis,
1222 create_edge_and_update_destination_phis): Set loops for the new blocks.
1223 (prune_undesirable_thread_requests): Removed.
1224 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1226 (thread_block): Do not call prune_undesirable_thread_requests.
1228 (mark_threaded_blocks): Select edges to thread here.
1229 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1230 Thread edges through loop headers independently.
1231 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1232 * tree-pass.h (TODO_mark_first_instance): New.
1233 (first_pass_instance): Declare.
1234 * cfghooks.c (duplicate_block): Put the block to the original loop
1235 if copy is not specified.
1236 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1237 jump threading. Pass may_peel_loop_headers to
1238 thread_through_all_blocks according to first_pass_instance.
1239 * cfgloop.h (create_preheader): Declare.
1240 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1241 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1242 * passes.c (first_pass_instance): New variable.
1243 (next_pass_1): Set TODO_mark_first_instance.
1244 (execute_todo): Set first_pass_instance.
1246 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1248 PR tree-optimization/24659
1249 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1250 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1251 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1252 OTI_vec_pack_ufix_trunc.
1253 (vec_unpacks_float_hi_optab): Define new macro.
1254 (vec_unpacks_float_lo_optab): Ditto.
1255 (vec_unpacku_float_hi_optab): Ditto.
1256 (vec_unpacku_float_lo_optab): Ditto.
1257 (vec_pack_sfix_trunc_optab): Ditto.
1258 (vec_pack_ufix_trunc_optab): Ditto.
1259 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1260 and vec_pack_[s|u]fix_trunc_optab using
1261 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1262 * tree-vectorizer.c (supportable_widening_operation): Handle
1263 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1264 (supportable_narrowing_operation): New function.
1265 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1266 * tree-vect-transform.c (vectorizable_conversion): Handle
1267 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1268 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1269 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1270 to check for target support.
1271 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1272 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1273 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1274 for VEC_PACK_FIX_TRUNC_EXPR.
1275 (expand_binop): Special case mode of the result for
1276 vec_pack_[u|s]fix_trunc_optab.
1277 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1278 vec_pack_[u|s]fix_trunc_optab.
1280 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1281 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1282 * tree-pretty-print.c (dump_generic_node): Handle
1283 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1284 VEC_PACK_FIX_TRUNC_EXPR.
1286 * expr.c (expand_expr_real_1): Ditto.
1287 * tree-inline.c (estimate_num_insns_1): Ditto.
1288 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1290 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1291 (vec_unpacks_float_lo_v8hi): Ditto.
1292 (vec_unpacku_float_hi_v8hi): Ditto.
1293 (vec_unpacku_float_lo_v8hi): Ditto.
1294 (vec_unpacks_float_hi_v4si): Ditto.
1295 (vec_unpacks_float_lo_v4si): Ditto.
1296 (vec_pack_sfix_trunc_v2df): Ditto.
1298 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1300 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1301 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1302 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1303 [vec_pack_ufix_trunc]: Ditto.
1304 [vec_unpacks_float_hi]: Ditto.
1305 [vec_unpacks_float_lo]: Ditto.
1306 [vec_unpacku_float_hi]: Ditto.
1307 [vec_unpacku_float_lo]: Ditto.
1309 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1311 * soft-fp/README: Update for new files.
1312 * soft-fp/floattisf.c: New file.
1313 * soft-fp/floattidf.c: New file.
1314 * soft-fp/floattitf.c: New file.
1315 * soft-fp/floatuntisf.c: New file.
1316 * soft-fp/floatuntidf.c: New file.
1317 * soft-fp/floatuntitf.c: New file.
1318 * soft-fp/fixsfti.c: New file.
1319 * soft-fp/fixdfti.c: New file.
1320 * soft-fp/fixtfti.c: New file.
1321 * soft-fp/fixunssfti.c: New file.
1322 * soft-fp/fixunsdfti.c: New file.
1323 * soft-fp/fixunstfti.c: New file.
1324 * soft-fp/extendxftf.c: New file.
1325 * soft-fp/trunctfxf.c: New file.
1327 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1328 (__trunctfxf2): Ditto.
1330 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1331 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1332 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1333 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1334 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1335 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1337 * config/i386/t-fprules-softfp64: New file.
1338 * config/i386/sfp-machine.h: New file.
1339 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1340 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1341 and soft-fp/t-softfp to tmake_file.
1342 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1343 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1345 * config/i386/t-linux64 (softfp_wrap_start): New.
1346 (softfp_wrap_end): New.
1347 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1348 supported for TARGET_64BIT.
1350 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1352 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1353 c_common_unsigned_type behavior.
1355 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1357 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1360 2007-05-16 Eric Christopher <echristo@apple.com>
1362 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1363 saving after stack push. Set sp_offset whenever we push.
1364 (rs6000_emit_epilogue): Move altivec register restore before
1367 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1369 * configure.ac: Allow sysroots to be relocated under $prefix as
1370 well as $exec_prefix.
1371 * configure: Regenerate.
1373 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1377 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1379 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1380 (gcc_tooldir): Likewise.
1381 * configure: Regenerate.
1382 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1383 old configure.ac gcc_tooldir setting.
1384 (prefix_to_exec_prefix): New variable.
1385 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1386 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1388 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1390 * c-typeck.c (build_binary_op): Return early for error.
1392 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1394 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1395 struct nb_iter_bound.
1396 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1397 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1398 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1399 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1400 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1401 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1402 (del_scev_info): Use ggc_free.
1403 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1404 * loop-init.c: Include ggc.h.
1405 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1406 (loop_optimizer_finalize): Use ggc_free.
1407 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1408 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1409 pass_iv_optimize): Add TODO_ggc_collect.
1410 * function.h (struct function): Remove skip marker from x_current_loops.
1411 * cfgloop.c: Include ggc.h.
1412 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1414 (establish_preds): Vector superloops is gc allocated.
1415 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1417 (flow_loops_find): Vector larray is gc allocated.
1418 (loop_exit_free): Use ggc_free.
1419 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1420 that head of exits list is now not a part of struct loop.
1421 (record_loop_exits): Allocate exits table in gc memory.
1422 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1423 head of exits list is now not a part of struct loop.
1424 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1425 struct loop_exit): Add GTY marker.
1426 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1427 Add skip marker to aux field. Make head of exits list a separate
1429 (struct loops): Add GTY marker. Make larray vector gc allocated.
1430 Add param marker to exits table.
1431 (get_loops): Type changed.
1432 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1434 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1435 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1436 * basic-block.h (struct basic_block_def): Remove skip marker from
1439 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1441 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1442 of 0 in the call to expand_expr().
1443 (expand_builtin_mathfn_3): Ditto.
1444 (expand_builtin_interclass_mathfn): Ditto.
1445 (expand_builtin_cexpi): Ditto.
1446 (expand_builtin_int_roundingfn): Ditto.
1447 (expand_builtin_int_roundingfn_2): Ditto.
1448 (expand_builtin_pow): Ditto.
1449 (expand_builtin_powi): Ditto.
1450 (expand_builtin_bswap): Ditto.
1451 (expand_builtin_unop): Ditto.
1452 (expand_builtin_fabs): Ditto.
1453 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1454 the call to expand_expr().
1455 (expand_builtin_sync_operation): Ditto.
1456 (expand_builtin_compare_and_swap): Ditto.
1457 (expand_builtin_lock_test_and_set): Ditto.
1458 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1459 instead of 0 in the call to expand_expr().
1460 (expand_builtin_extract_return_addr): Ditto.
1461 (expand_builtin_eh_return): Ditto.
1462 (expand_eh_return): Ditto.
1463 * explow.c (expr_size): Ditto.
1464 * expr.c (optimize_bitfield_assignment_op): Ditto.
1465 (expand_assignement): Ditto.
1466 (store_expr): Ditto.
1467 (store_field): Ditto.
1468 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
1469 the call to expand_expr().
1470 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
1471 in the call to expand_expr().
1472 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
1473 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
1474 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
1476 * optabs.c (expand_vec_shift_expr): Ditto.
1477 (expand_vec_cond_expr): Ditto.
1478 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
1479 call to expand_expr().
1480 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
1481 in the call to expand_expr().
1483 2007-05-14 Dave Korn <dave.korn@artimi.com>
1485 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
1487 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
1489 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
1490 instead of c_common_unsigned_type.
1491 (c_common_unsigned_type): Remove.
1492 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
1493 c_common_unsigned_type.
1494 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
1495 c_common_unsigned_type.
1496 * c-common.h (c_common_unsigned_type): Remove.
1497 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
1498 c_common_unsigned_type.
1499 * c-format.c (check_format_types): Use unsigned_type_for instead of
1500 c_common_unsigned_type.
1501 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1502 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
1503 c_common_unsigned_type.
1504 * convert.c (convert_to_integer): Use unsigned_type_for instead of
1505 lang_hooks.types.unsigned_type.
1506 * expmed.c (make_tree): Use unsigned_type_for instead of
1507 lang_hooks.types.unsigned_type.
1508 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
1509 lang_hooks.types.unsigned_type.
1510 (build_range_check): Likewise.
1511 (fold_unary): Likewise.
1512 (fold_binary): Likewise.
1513 (fold_ternary): Likewise.
1514 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1515 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
1516 * tree.c (get_unsigned_type): New.
1517 (unsigned_type_for): Use get_unsigned_type instead of
1518 lang_hooks.types.unsigned_type.
1520 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
1522 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
1523 to m68k_get_function_kind. Update its prototype.
1524 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
1526 (m68k_interrupt_function_p): Return enum m68k_function_type
1527 instead of bool. Rename to m68k_get_function_kind.
1528 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
1530 (m68k_compute_frame_layout): Don't mark any register for save
1531 if an interrupt_thread attribute is specified.
1532 (m68k_hard_regno_rename_ok): Update a use of
1533 m68k_interrupt_function_p.
1534 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
1535 m68k_interrupt_function_p.
1536 (m68k_function_type): New.
1537 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
1538 for a function with an interrupt_thread attribute.
1539 * doc/extend.texi: Document the interrupt_thread attribute.
1541 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
1543 Fix PR tree-optimization/31911
1544 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
1545 if they didn't change the expression.
1547 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
1549 * tree-scalar-evolution.c (resolve_mixers): Exported.
1550 * tree-scalar-evolution.h (resolve_mixers): Declare.
1551 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
1552 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1553 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
1554 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
1555 init_array_ref, init_pointer_ref, analyze_indirect_ref,
1556 strip_conversion, analyze_offset_expr, address_analysis,
1557 object_analysis, analyze_offset): Removed.
1558 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
1559 split_constant_offset, canonicalize_base_object_address,
1560 object_address_invariant_in_loop_p, disjoint_objects_p,
1561 dr_may_alias_p, dr_address_invariant_p): New functions.
1562 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
1563 and dr_analyze_alias.
1564 (initialize_data_dependence_relation): Use dr_may_alias_p
1565 and object_address_invariant_in_loop_p.
1566 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
1568 (find_data_references_in_stmt): Restrict the analysis of data references
1569 to the given loop nest.
1570 (find_data_references_in_loop): Made static. Pass loop nest to
1571 find_data_references_in_stmt.
1572 (compute_data_dependences_for_loop): Use DR_VOPS.
1573 (free_data_ref): Free DR_VOPS.
1574 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
1575 (struct innermost_loop_behavior): ... new.
1576 (struct base_object_info): Replaced by ...
1577 (struct indices): ... new.
1578 (struct dr_alias): New.
1579 (enum data_ref_type): Removed.
1580 (struct data_reference): Consist of struct innermost_loop_behavior,
1581 struct indices and struct dr_alias.
1582 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
1583 (DR_MEMTAG): Renamed to ...
1584 (DR_SYMBOL_TAG): ... this.
1585 (find_data_references_in_loop): Declaration removed.
1586 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
1587 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
1588 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
1589 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1591 2007-05-13 Revital Eres <eres@il.ibm.com>
1593 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
1594 which walks virtual def-use chains to find redundant stores.
1595 (dse_optimize_stmt): Call it.
1597 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1599 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
1600 * passes.c (init_optimization_passes): Move pass_jump_bypass
1603 * basic-block.h (bb_has_eh_pred): Fix style issue.
1605 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1607 PR rtl-optimization/31848
1608 * loop-invariant.c (move_invariant_reg): If we move an insn
1609 with a REG_EQUAL note, and that insn is not always executed,
1610 remove the REG_EQUAL note.
1612 2007-05-12 Richard Guenther <rguenther@suse.de>
1614 PR tree-optimization/31797
1615 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1616 propagate into a stmt that has volatile ops.
1618 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1620 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1621 (gcc_tooldir): Likewise.
1622 * configure: Regenerate.
1623 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1624 old configure.ac gcc_tooldir setting.
1625 (prefix_to_exec_prefix): New variable.
1626 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1627 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1629 2007-05-11 Silvius Rus <rus@google.com>
1631 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
1632 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
1633 * c-common.h (strict_aliasing_warning): Change return type.
1634 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
1635 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
1636 (build_c_cast): Condition call to strict_aliasing_warning.
1637 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
1638 * flags.h (set_Wstrict_aliasing): Declare.
1639 * opts.c (set_Wstrict_alising): Define, add call to.
1640 * tree-flow.h (strict_aliasing_warning_backend): Declare.
1641 * tree-ssa-alias-warnings.c: New file.
1642 * tree-ssa-alias.c (compute_may_aliases): Add call to
1643 strict_aliasing_warning_backend.
1645 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
1647 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1648 Use loop_depth and loop_outer accessor functions.
1649 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
1650 determine_invariantness_stmt, move_computations_stmt): Ditto.
1651 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
1652 add_loop, loopify, unloop, fix_loop_structure): Ditto.
1653 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
1654 * tree-scalar-evolution.c (interpret_loop_phi,
1655 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
1656 instantiate_parameters_1, scev_const_prop): Ditto.
1657 * cfghooks.c (make_forwarder_block): Ditto.
1658 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
1659 * modulo-sched.c (loop_canon_p): Ditto.
1660 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
1661 slpeel_can_duplicate_loop_p): Ditto.
1662 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
1663 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1664 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
1665 cancel_loop, verify_loop_structure): Ditto.
1666 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
1667 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
1668 superloops vector instead of "pred" array.
1669 (establish_preds): Take father loop as an argument. Initialize the
1671 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
1672 initialize loop->outer.
1673 (flow_loop_tree_node_remove): Truncate the superloops vector.
1674 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
1675 "pred" merged to "superloops" vector.
1676 (loop_depth, loop_outer): New.
1677 (fel_init): Use loop_outer.
1679 2007-05-11 Jan Hubicka <jh@suse.cz>
1681 * cgraphunit.c: Include gt-cgraphunit.h
1682 (static_ctors, static_dtors): New static vars.
1683 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
1684 based on implementation in c-common.c
1685 (cgraph_finalize_function): Call record_cdtor_fn.
1686 (cgraph_optimize): Call cgraph_build_cdtor_fns.
1687 * decl.c (finish_function): Do not call c_record_cdtor_fn.
1688 (c_write_global_declarations): Do not call c_build_cdtor_fns.
1689 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
1690 build_cdtor, c_build_cdtor_fns): Remove.
1691 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
1692 c_build_cdtor_fns): Remove prototype.
1694 2007-05-11 Paolo Carlini <pcarlini@suse.de>
1697 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
1698 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
1699 * builtins.c (fold_builtin_memchr): New.
1700 (expand_builtin_memchr): Call the latter.
1701 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
1702 * doc/extend.texi ([Other built-in functions provided by GCC]):
1705 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
1707 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
1708 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
1709 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
1710 PFPO_OP1_TYPE_SHIFT): Constants added.
1711 (DFP_ALL): Mode macro defined.
1712 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
1713 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
1714 Insn definitions added.
1715 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
1716 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
1719 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1721 PR tree-optimization/31885
1722 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
1724 (automatically_generated_chrec_p): Return false for NULL.
1726 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1728 * config/bfin/bfin.h (MOVE_RATIO): Define.
1730 2007-05-10 Richard Sandiford <richard@codesourcery.com>
1732 * config.gcc (sparc-wrs-vxworks): New target.
1733 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
1734 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
1735 * config/sparc/sparc.h: Include vxworks-dummy.h.
1736 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
1737 include LABEL_REFs too.
1738 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
1739 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
1741 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
1743 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
1744 (sparc_emit_call_insn): New function.
1745 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
1746 functions when generating VxWorks PIC.
1747 * config/sparc/sparc.md (vxworks_load_got): New pattern.
1748 (call, call_value): Use sparc_emit_call_insn instead of
1751 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1753 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
1755 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1757 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
1758 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
1759 instead of operand_subword.
1761 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1763 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
1764 * config/bfin/bfin.c (bfin_local_alignment): New function.
1765 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
1767 2007-05-08 Chao-ying Fu <fu@mips.com>
1769 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
1770 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
1771 (smsub_widen_optab, umsub_widen_optab): Define.
1772 * optabs.c (init_optabs): Initialize smsub_widen_optab and
1774 * genopinit.c (optabs): Fill in smsub_widen_optab and
1776 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
1777 and umsub_widen_optab to implement multiply-subtract sequences.
1778 * config/mips/mips.md (*msac<u>_di): Rename to...
1779 (<u>msubsidi4): ...this. Extend condition to include
1780 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1781 of operand 0 to "ka" and use the three-operand form of msub<u>
1783 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
1786 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1788 PR rtl-optimization/28011
1789 * reload.c (push_reload): Set dont_share if IN appears in OUT
1790 also when IN is a PLUS rtx.
1791 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
1794 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
1796 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
1797 call unshare_all_decls.
1798 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
1799 (unshare_all_decls): Remove.
1801 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
1804 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
1807 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
1808 Nigel Stephens <nigel@mips.com>
1810 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
1811 Update comments and all uses.
1812 (MIN_FPRS_PER_FMT): Define.
1813 * config/mips/mips.c (function_arg): Fix to correctly handle
1814 the -mips32r2 -mfp64 -mabi=32 case.
1815 (override_options): Enable use of odd-numbered registers for
1816 SFmode values on MIPS32.
1817 (mips_save_reg_p): Save whole floating-point register pair if
1818 either half is used.
1819 (compute_frame_size): Fix comment.
1821 2007-05-08 Jie Zhang <jie.zhang@analog.com>
1823 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
1824 argument of type bool.
1825 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
1826 argument. Safely select temporary P register according to it.
1827 (do_link): Change call site of add_to_reg accordingly.
1828 (do_unlink): Add epilogue_p as a fourth argument and pass it
1830 (expand_interrupt_handler_epilogue): Change call of do_unlink
1832 (bfin_expand_prologue): Add a third argument sibcall_p.
1833 * config/bfin/bfin.md (epilogue): Change call of
1834 bfin_expand_epilogue accordingly.
1835 (sibcall_epilogue): Likewise.
1836 (eh_return_internal): Likewise.
1838 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
1839 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
1840 * config/bfin/bfin.c (bfin_handle_option): Handle
1841 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
1842 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
1843 Support bf534, bf536 and bf561.
1844 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
1846 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
1849 * config/i386/i386.c (ix86_function_regparm): Process local
1850 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
1852 2007-05-07 Mike Stump <mrs@apple.com>
1854 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1855 also checks for and while statements in C++.
1857 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
1859 * gcc.c (at_file_supplied): New variable.
1860 (main): Set it if we expanded argv.
1861 (do_spec_1): Pass an @-file to the linker if we were called with
1862 an @-file argument and HAVE_GNU_LD.
1863 * collect2.c (at_file_supplied): New variable.
1864 (response_file): New variable.
1865 (collect_exit): Unlink response_file if necessary.
1866 (handler): Likewise.
1867 (do_wait): Likewise.
1868 (main): Set at_file_supplied if we expanded argv.
1869 (collect_execute): Pass an @-file to subprocesses if we were called
1870 with an @-file argument.
1871 * configure.ac: Add define for HAVE_GNU_LD.
1872 * configure: Regenerate.
1873 * config.in: Regenerate.
1875 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
1877 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
1883 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
1885 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1886 (TARGET_ENCODE_SECTION_INFO): Re-define.
1887 (m32c_encode_section_info): New
1888 (function_vector_handler): New
1889 (current_function_special_page_vector): New
1890 (m32c_special_page_vector_p): New.
1891 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
1893 * config/m32c/jump.md: Added instruction JSRS for functions
1894 with attribute "function_vector".
1895 * doc/extend.texi (function_vector): Added description
1896 for M16C, M32C targets.
1898 2007-05-07 DJ Delorie <dj@redhat.com>
1901 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
1902 ashrpsi3, lshrpsi3): Update shift count constraint.
1904 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
1905 Nathan Froyd <froydnj@codesourcery.com>
1908 * c-incpath.c (add_path): Strip trailing path separators.
1910 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
1912 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
1913 Free dominance info before purging EH edges.
1914 (eliminate_degenerate_phis): Likewise.
1915 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
1917 2007-05-07 Jan Hubicka <jh@suse.cz>
1919 * gimplify.c (gimplify_expr): Do not crash when folding
1920 (void *)(int)&a + 4.
1922 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1925 * c-opts.c (lang_fortran): Make it non static.
1926 * c-common.h (lang_fortran): New prototype.
1927 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
1928 -lang-fortran option was passed by the driver.
1930 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
1932 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
1933 of ASSERT_CHECKING. Tweak message.
1935 2007-05-06 Revital Eres <eres@il.ibm.com>
1938 * loop-unroll.c (insert_var_expansion_initialization):
1939 Initialize the expansions with -zero instead of +zero.
1941 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
1943 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
1944 into pic and non-pic versions. Mark r19 as used for
1945 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
1946 for tgd_load, tld_load and tie_load .
1947 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
1948 version of tgd_load, tld_load and tie_load depending on the
1951 2007-05-04 Ulrich Drepper <drepper@redhat.com>
1952 Jakub Jelinek <jakub@redhat.com>
1954 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
1955 (__do_global_dtors_aux): Use more paranoid loop to run
1956 destructors if HIDDEN_DTOR_LIST_END.
1957 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
1959 2007-05-04 Jakub Jelinek <jakub@redhat.com>
1961 * varasm.c (align_variable): Don't increase alignment for
1962 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
1963 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
1965 2007-05-04 Josh Conner <jconner@apple.com>
1967 * basic-block.h (cdi_direction): Assign values to all enumeration
1969 (dom_computed): Remove.
1970 (dom_info_state): New.
1971 (set_dom_info_availability): New.
1972 * tree-ssa-loop-im.c (determine_invariantness): Initialize
1973 walk_data.dom_direction.
1974 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
1975 instead of dom_computed[].
1976 (split_edge): Likewise.
1977 (create_basic_block): Likewise.
1978 (merge_blocks): Likewise.
1979 * ifcvt.c (find_if_header): Likewise.
1980 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
1981 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1982 * tree-ssa.c (verify_ssa): Likewise.
1983 * tree-cfg.c (tree_verify_flow_info): Likewise.
1984 (remove_edge_and_dominated_blocks): Likewise.
1985 * dominance.c (dom_computed): Make static.
1986 (calc_dfs_tree_nonrec): Change third param to a bool.
1987 (calc_dfs_tree): Change second param to a bool.
1988 (calc_idioms): Change second param to a bool. Use
1989 dom_convert_dir_to_idx.
1990 (init_dom_info): Validate dir before using.
1991 (dom_convert_dir_to_idx): New.
1992 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
1993 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
1994 (free_dominance_info): Use dom_convert_dir_to_idx.
1995 (get_immediate_dominator): Likewise.
1996 (set_immediate_dominator): Likewise.
1997 (get_dominated_by): Likewise.
1998 (redirect_immediate_dominators): Likewise.
1999 (nearest_common_denominator): Likewise.
2000 (dominated_by_p): Likewise.
2001 (bb_dom_dfs_in): Likewise.
2002 (bb_dom_dfs_out): Likewise.
2003 (recount_dominator): Likewise.
2004 (iterate_fix_dominators): Likewise.
2005 (add_to_dominance_info): Likewise.
2006 (delete_from_dominance_info): Likewise.
2007 (first_dom_son): Likewise.
2008 (next_dom_son): Likewise.
2009 (dom_info_available_p): Likewise.
2010 (dom_info_state): New.
2011 (set_dom_info_availability): New.
2013 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2015 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2017 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2019 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2021 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2022 (subdi3, subdi_carry): Delete.
2024 2007-05-04 Jan Hubicka <jh@suse.cz>
2025 Richard Guenther <rguenther@suse.de>
2027 * opts.c (decode_options): Do not fiddle with inlining
2028 parameters in case of optimizing for size.
2029 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2030 for size do nothing.
2031 (cgraph_decide_inlining_of_small_function): When optimizing for
2032 size never inline functions increasing caller size.
2033 (cgraph_early_inlining): Inline for size when optimizing for size.
2035 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2037 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2038 logical operations piecewise.
2039 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2040 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2041 subdi_sesidi_di): Delete.
2042 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2043 the generated sequence. Allow three-reg add in constraints. Rewrite
2044 the rtl expression for carry to avoid zero_extend of a constant.
2045 (sub_with_carry): New pattern.
2046 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2047 different sequence not involving jumps.
2048 (notbi): Now a named pattern.
2050 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2052 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2053 Add the note about a significant loss of accuracy of some
2054 mathematical routines when these options are used.
2056 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2058 * haifa-sched.c (rtx_vec_t): New typedef.
2059 (contributes_to_priority_p): Extract piece of priority () into new
2061 (priority): Use the function. Add assertion.
2062 (rank_for_schedule, set_priorities): Add assertion to check that
2063 insn's priority is initialized.
2064 (clear_priorities, calc_priorities): Change signature. Make it update
2065 all relevant insns. Update all callers ('add_to_speculative_block ()'
2066 and 'create_block_check_twin ()').
2067 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2068 Add new field 'priority_status'.
2069 (INSN_PRIORITY_STATUS): New macro.
2070 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2072 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2074 * sched-ebb.c (debug_ebb_dependencies): New static function.
2075 (init_ready_list): Use it.
2077 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2078 with changed signature and 'debug_rgn_dependencies ()'.
2079 (debug_rgn_dependencies): New static function.
2080 (init_ready_list): Use it.
2082 * sched-int.h (debug_dependencies): Declare.
2084 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2086 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2088 2007-05-04 Dirk Mueller <dmueller@suse.de>
2090 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2092 2007-05-03 Jan Hubicka <jh@suse.cz>
2094 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2095 for pointer type in more cases than before.
2097 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2099 * tree-object-size.c (plus_expr_object_size): When operand size is
2100 unknown, return unknown.
2102 2007-05-03 Dirk Mueller <dmueller@suse.de>
2104 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2106 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2109 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2111 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2113 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2115 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2117 * config/soft-fp/double.h, config/soft-fp/extended.h,
2118 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2119 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2120 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2121 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2124 2007-05-03 Ian Lance Taylor <iant@google.com>
2126 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2127 MASK_PPC_GFXOPT for 8540 or 8548.
2129 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2131 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2132 vect_print_dump_info() to output debug information.
2134 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2137 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2138 operands of size 2 when operand is not MEM_P.
2140 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2142 PR tree-optimization/30565
2143 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2145 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2147 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2148 (umulsi3_highpart): Use them.
2149 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2150 for final accumulator to D regisster tranfser.
2152 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2154 PR tree-optimization/31699
2155 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2157 (vect_enhance_data_refs_alignment): Compute peel amount using
2158 TYPE_VECTOR_SUBPARTS instead of vf.
2159 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2161 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2164 * system.h: Remove inclusion of double-int.h
2165 * tree.h: Include double-int.h
2166 * gengtype.c: Likewise
2167 * cfgloop.h: Likewise
2168 * Makefile.in: Adjust dependencies on double-int.h
2170 2007-05-02 Eric Christopher <echristo@apple.com>
2172 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2173 -shared to -Zdynamiclib.
2175 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2178 * c-common.c (strip_pointer_or_array_types): New function.
2179 * c-common.h (strip_pointer_or_array_types): New function declaration.
2181 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2183 PR tree-optimization/31771
2184 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2186 2007-05-02 Paul Brook <paul@codesourcery.com>
2188 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2190 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2193 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2196 2007-05-02 Nick Clifton <nickc@redhat.com>
2198 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2200 2007-05-02 Richard Guenther <rguenther@suse.de>
2202 PR tree-optimization/31146
2203 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2204 argument, single_use_p. If we have a single use that is
2205 a conversion to the definition rhs type, propagate that rhs.
2206 (forward_propagate_addr_expr): Pass single_use_p argument
2207 to forward_propagate_addr_expr_1.
2209 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2211 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2214 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2216 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2217 'AMD Family 10 core'.
2219 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2221 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2222 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2223 with SSE3 instruction set support.
2224 * doc/invoke.texi: Likewise.
2226 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2228 * config/i386/i386.c (override_options): Tuning 32-byte loop
2229 alignment for amdfam10 architecture. Increasing the max loop
2230 alignment to 24 bytes.
2232 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2234 * config/m68k/constraints.md: New.
2235 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2236 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2237 EXTRA_CONSTRAINT): Remove.
2238 * config/m68k/m68k.md: Include constraints.md.
2239 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2241 2007-05-01 Ian Lance Taylor <iant@google.com>
2243 PR tree-optimization/31739
2244 * tree-vrp.c (vrp_val_is_max): New static function.
2245 (vrp_val_is_min): New static function.
2246 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2248 (set_value_range): Use vrp_val_is_{max,min}.
2249 (extract_range_from_assert): Likewise.
2250 (extract_range_from_binary_expr): Likewise.
2251 (extract_range_from_unary_expr): Likewise.
2252 (dump_value_range, vrp_meet): Likewise.
2253 (vrp_visit_phi_node): Likewise.
2254 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2256 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2258 * config/i386/gmon-sol2.c (size_t): New type.
2259 (intptr_t): Likewise.
2260 (s_textsize): Declare as size_t.
2262 (monstartup): Use size_t for sizes.
2263 (_mcount): Save and restore registers.
2264 (internal_mcount): Pass 0 as the first argument to monstartup
2266 (moncontrol): Convert pointer to appropriately sized integer
2267 before passing to profil.
2269 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2271 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2272 __NO_FPRS__, not just if _SOFT_DOUBLE.
2273 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2274 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2275 also for E500 double.
2276 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2277 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2280 2007-05-01 Richard Guenther <rguenther@suse.de>
2282 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2285 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2287 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2289 2007-05-01 Jan Hubicka <jh@suse.cz>
2291 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2294 2007-05-01 Jan Hubicka <jh@suse.cz>
2296 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2297 (maybe_fold_offset_to_reference): Declare.
2298 * fold-const.c (fold_unary): Do not fold
2299 (type *)&A into &A->field_of_type_and_offset_0
2300 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2301 size is unknown, give up.
2302 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2304 (maybe_fold_offset_to_reference): New.
2305 (maybe_fold_stmt_indirect): Use it.
2306 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2307 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2309 (gimplify_expr): Likewise for plus_expr.
2311 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2313 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2314 bsi_after_labels. Always insert statements before bsi.
2315 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2316 * predict.c (apply_return_prediction): Check for empty blocks.
2317 * cfgexpand.c (lab_rtx_for_bb): New variable.
2318 (label_rtx_for_bb): Do not create new tree labels.
2319 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2320 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2321 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2323 (label_for_bb): Add field used.
2324 (update_eh_label, main_block_label): Mark the label used.
2325 (cleanup_dead_labels): Remove unused labels.
2327 2007-05-01 Richard Guenther <rguenther@suse.de>
2329 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2330 if it is not about to be set.
2331 (get_value_range): Do not pre-allocate equiv bitmap.
2332 (update_value_range): No need to clear equiv field.
2333 (add_equivalence): Change prototype to get bitmap pointer.
2334 Allocate bitmap here if it is not already.
2335 (extract_range_from_assert): Do not allocate bitmap here.
2336 Update callers to add_equivalence.
2337 (extract_range_from_ssa_name): Likewise.
2338 (get_vr_for_comparison): New static helper.
2339 (compare_name_with_value): Handle NULL equiv bitmap by
2340 peeling the first iteration of the comparison loop.
2341 Use get_vr_for_comparison.
2342 (compare_names): Handle NULL equiv bitmaps by using fake
2343 ones. Use get_vr_for_comparison.
2345 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2347 * double-int.c (mpz_set_double_int): Moved from
2348 tree-ssa-loop-niter.c.
2349 (mpz_get_double_int): Likewise; also, add option to wrap
2350 out-of-range integers.
2351 * double-int.h: New prototypes for above.
2352 * tree.c (get_static_type_bounds): Moved from
2353 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2354 TYPE_MAX_VALUE if they exist..
2355 * tree.h: New prototype for above.
2356 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2357 get_type_bounds calls.
2358 (mpz_set_double_int): Move to double-int.c.
2359 (get_type_bounds): Move to tree.c, rename to
2360 get_static_type_bounds.
2361 (mpz_to_double_int): Move to double-int.c, rename to
2364 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2366 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2367 DIV0 exception can fall through to a normal return.
2369 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2373 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2374 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2375 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2376 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2377 initialize align to silence bogus warning.
2378 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2379 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2381 (struct sra_walk_fns): Remove use_all parameter from use.
2382 (sra_hash_tree): Handle BIT_FIELD_REFs.
2383 (sra_elt_hash): Don't hash bitfld blocks.
2384 (sra_elt_eq): Skip them in parent compares as well. Handle
2386 (sra_walk_expr): Don't maintain or pass down use_all_p.
2387 (scan_use): Remove use_all parameter.
2388 (scalarize_use): Likewise. Re-expand assignment to
2389 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2390 output, and re-scalarize after output. Don't mark anything
2392 (scalarize_ldst): Adjust.
2393 (scalarize_walk_gimple_modify_statement): Likewise.
2394 (build_element_name_1): Handle BIT_FIELD_REFs.
2395 (instantiate_element): Don't warn for any element whose parent
2397 (instantiate_missing_elements_1): Return the sra_elt.
2398 (canon_type_for_field): New.
2399 (try_instantiate_multiple_fields): New.
2400 (instantiate_missing_elemnts): Use them.
2401 (mark_no_warning): Removed.
2402 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2403 (REPLDUP, sra_build_elt_assignment): New.
2404 (generate_copy_inout): Use them.
2405 (generate_element_copy): Likewise. Handle bitfld differences.
2406 (generate_element_zero): Don't recurse for blocks. Use
2407 sra_build_elt_assignment.
2408 (generate_one_element_int): Take elt instead of var. Use
2409 sra_build_elt_assignment.
2410 (generate_element_init_1): Adjust.
2411 (scalarize_use, scalarize_copy): Use REPLDUP.
2412 (scalarize_ldst): Move assert before dereference.
2413 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2415 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2418 * tree.c (reconstruct_complex_type): Reconstruct a reference
2420 Also use the same mode for the pointer as the old pointer type.
2422 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2424 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2427 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2429 PR rtl-optimization/31676
2430 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2431 (df_refs_record): Call it.
2433 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2435 * rtl.def (SS_ABS): New code.
2436 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2437 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2438 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2439 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2440 (bfin_init_builtins): Define them.
2441 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2442 (bfin_expand_builtin): ... and handle the others here.
2443 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2444 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2445 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2446 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2447 operand is only HImode.
2449 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2451 * regclass.c (scan_one_insn): Remove splitting of
2454 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2455 Nigel Stephens <nigel@mips.com>
2457 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2459 2007-04-28 Jan Hubicka <jh@suse.cz>
2461 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2462 insn_locators_alloc instead of insn_locators_initialize;
2463 call reset_block_changes.
2464 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2465 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2466 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2467 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2468 * config/score/score.c (th_output_mi_thunk): Likewise.
2469 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2470 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
2471 tolerate uninitialized locator info.
2474 * function.c (init_function_start): Don't init line number info.
2475 (expand_function_end): Update.
2476 (reset_block_changes, record_block_change, finalize_block_changes,
2477 check_block_change, free_block_changes): Kill.
2478 * function.h (reset_block_changes, record_block_change,
2479 finalize_block_changes, check_block_change, free_block_changes): Remove
2481 (struct function): Remove ib_boundaries_block.
2482 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2483 Use curr_insn_locator to initialize locator.
2484 (emit_line_note): Remove.
2485 * cfgexpand.c (expand_gimple_cond_expr): Update.
2486 (construct_exit_block): Likewise.
2487 (tree_expand_cfg): Initialize/finalize locators.
2488 * expr.c (expand_expr_real): Update.
2489 * cfglayout.c (line_locators_locs, line_locators_lines,
2490 file_locators_locs, file_locators_files): Remove.
2491 (set_block_levels): Move to cfgexpand.c.
2492 (insn_locators_initialize): Remove.
2493 (pass_insn_locators_initialize): Remove.
2494 (locations_locators_locs, locations_locators_vals): New static vars.
2495 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2497 (insn_locators_alloc, insn_locators_finalize,
2498 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2500 (locator_location): New.
2501 (locator_line, locator_file): Rewrite.
2502 * rtl.h (emit_line_note): Kill.
2503 (insn_locators_alloc, insn_locators_finalize,
2504 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2506 * tree-inline.c (initialize_cfun): Do not initialize
2507 ib_boundaries_block.
2508 * passes.c (pass_insn_locators_initialize): Remove.
2510 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
2512 * tree-cfg.c (move_block_to_fn): Release bb from dominance
2513 info. Update last_basic_block correctly.
2515 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
2518 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
2519 register itself to hold the offset constant. Tell flow the use
2520 of r4 and r5 when they are used.
2522 2007-04-27 Richard Guenther <rguenther@suse.de>
2524 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
2525 if we simplified anything.
2526 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
2527 warnings until we did a simplification and the stmt was not
2528 marked as TREE_NO_WARNING.
2530 2007-04-27 Mike Stump <mrs@apple.com>
2532 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
2534 2007-04-27 Ian Lance Taylor <iant@google.com>
2537 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
2538 TYPE_MAX_VALUE exist, convert them to the new type.
2540 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2542 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
2543 if it claims to be available.
2544 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
2546 (perform_tree_ssa_dce): Always free postdominators.
2548 2007-04-27 Richard Henderson <rth@redhat.com>
2550 * config/alpha/predicates.md (aligned_memory_operand): Mark
2551 as define_special_predicate.
2552 (unaligned_memory_operand, normal_memory_operand): Likewise.
2553 (reg_or_unaligned_mem_operand): Remove.
2554 (any_memory_operand): Match the documentation and check for
2555 non-renumbered pseudos during reload.
2556 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
2557 alpha_secondary_reload_class, update to new interface, make static.
2558 Handle CQImode like HImode. Remove FP subreg check.
2559 (alpha_expand_mov): Use replace_equiv_address.
2560 (alpha_expand_mov_nobwx): Use any_memory_operand.
2561 (TARGET_SECONDARY_RELOAD): New.
2562 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
2563 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2564 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
2565 * config/alpha/alpha.md: ... here.
2566 (RELOAD12, reloadmode): New.
2568 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
2569 Don't handle the aligned case here.
2570 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
2571 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
2572 reload_inhi_help. Don't expect a scratch register.
2573 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
2575 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
2577 2007-04-27 Richard Guenther <rguenther@suse.de>
2579 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
2581 2007-04-27 Richard Guenther <rguenther@suse.de>
2583 PR tree-optimization/30965
2584 PR tree-optimization/30978
2585 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
2586 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
2587 (find_equivalent_equality_comparison): Likewise.
2588 (simplify_cond): Likewise.
2589 (get_prop_source_stmt): New helper.
2590 (get_prop_dest_stmt): Likewise.
2591 (can_propagate_from): Likewise.
2592 (remove_prop_source_from_use): Likewise.
2593 (combine_cond_expr_cond): Likewise.
2594 (forward_propagate_comparison): New function.
2595 (forward_propagate_into_cond): Rewrite to use fold for
2597 (tree_ssa_forward_propagate_single_use_vars): Call
2598 forward_propagate_comparison to propagate comparisons.
2600 2007-04-27 Richard Guenther <rguenther@suse.de>
2602 PR tree-optimization/31715
2603 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
2604 sure to do computation on the offset in an appropriate
2607 2007-04-27 Richard Sandiford <richard@codesourcery.com>
2609 * reload.h (elimination_target_reg_p): Declare.
2610 * reload.c (find_reloads): Don't apply the reg_rtx move
2611 optimization if the SET_DEST satisfies elimination_target_reg_p.
2612 * reload1.c (elimination_target_reg_p): New function.
2613 (gen_reload): In the move/add2 fallback, make sure that op0
2614 does not overlap the destination register.
2616 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2618 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
2619 transform only GIMPLE_MODIFY_STMTs.
2620 * tree-complex.c (expand_complex_operations_1): Ditto.
2621 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
2622 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
2623 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
2625 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2626 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
2627 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
2628 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
2629 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
2630 slpeel_add_loop_guard): Ditto.
2631 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2632 * lambda-code.c (perfect_nestify): Ditto.
2633 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
2634 before the first statement.
2635 * tree-optimize.c (execute_free_datastructures): Fix comments.
2636 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
2637 * tree-flow.h (disband_implicit_edges): Declaration removed.
2638 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
2640 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
2642 (disband_implicit_edges, has_label_p): Removed.
2643 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
2644 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
2646 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
2648 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
2649 also for COND_EXPRs.
2650 * cfgexpand.c (label_rtx_for_bb): New function.
2651 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
2652 Use label_rtx_for_bb to find the labels.
2653 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
2654 last block. Detect fallthru edges.
2656 2007-04-26 Ian Lance Taylor <iant@google.com>
2659 * reload.c (find_reloads_subreg_address): If the address was valid
2660 in the original mode but not in the new mode, reload the whole
2663 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2665 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
2666 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
2667 (cleanup_control_expr_graph): Do not invalidate dominance info.
2668 Record altered blocks.
2669 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
2670 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
2671 cleanup_tree_cfg_bb): New functions.
2672 (remove_forwarder_block): Do not maintain the worklist of blocks.
2673 Record altered blocks.
2674 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
2676 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
2677 delete_unreachable_blocks if dominators are not available.
2678 * tree-inline.c (optimize_inline_calls): Free dominance information
2680 * tree-flow.h (remove_edge_and_dominated_blocks,
2681 cfgcleanup_altered_bbs): Altered.
2682 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
2684 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
2686 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
2687 do not invalidate dominators.
2689 2007-04-26 Anatoly Sokolov <aesok@post.ru>
2691 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
2692 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
2693 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2694 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2696 2007-04-26 Steve Ellcey <sje@cup.hp.com>
2698 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
2700 2007-04-26 Richard Guenther <rguenther@suse.de>
2702 PR tree-optimization/31703
2703 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
2704 the right type for the target of the bittest.
2706 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2708 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
2709 ix86_sol10_return_in_memory.
2711 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2713 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
2716 2007-04-26 Jakub Jelinek <jakub@redhat.com>
2719 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
2721 PR tree-optimization/30558
2722 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
2723 clear this_state.prev_try.
2725 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2726 Mark Mitchell <mark@codesourcery.com>
2728 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
2729 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
2730 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
2732 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2735 * doc/invoke.texi (%:print-asm-header): Document.
2736 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
2738 (static_spec_functions): Add print-asm-header.
2739 (main): Print a banner before the --target-help linker options.
2740 (print_asm_header_spec_function): New function.
2742 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
2745 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
2746 (movsf_ie): Likewise.
2748 2007-04-25 Paolo Carlini <pcarlini@suse.de>
2750 * doc/extend.texi ([Type Traits]): Adjust per N2255.
2752 2007-04-25 Bob Wilson <bob.wilson@acm.org>
2754 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
2756 (__umodsi3, __modsi3): Likewise.
2758 2007-04-25 Dirk Mueller <dmueller@suse.de>
2760 * c-typeck.c (build_compound_expr): Annotate warning()
2761 call with OPT_Wunused_value.
2762 * tree-ssa.c (warn_uninit): Annotate warning with
2764 * c-common.c (handle_sentinel_attribute): Annotate warning
2765 call with OPT_Wattributes.
2767 2007-04-25 Thiemo Seufer <ths@mips.com>
2769 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
2771 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
2772 on to the assembler. Improve handling of -mno-mips16. Add handling
2773 of -mno-mips3d, -mno-dsp, -mno-dspr2.
2774 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
2775 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
2776 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
2778 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
2781 * config/i386/winnt.c (i386_pe_file_end): Strip only
2782 USER_LABEL_PREFIX when writing export name.
2784 2007-04-25 Richard Sandiford <richard@codesourcery.com>
2786 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
2787 sh/elf.h, vx-common.h and vxworks.h.
2788 * config/sh/sh.h: Include config/vxworks-dummy.h.
2789 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2790 (OVERRIDE_OPTIONS): Use it.
2791 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
2792 (vxworks_picreg): New pattern.
2793 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
2794 VXWORKS_OS_CPP_BUILTINS.
2795 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
2796 to their VXWORKS_* equivalents.
2797 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2798 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
2799 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
2800 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
2801 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
2802 -mrtp/-fPIC multilibs.
2803 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
2804 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
2805 (MULTILIB_OSDIRNAMES): Delete.
2807 2007-04-25 Anatoly Sokolov <aesok@post.ru>
2810 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
2812 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
2814 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
2815 rounding mode to be specified by the caller.
2816 (real_to_mpfr) Likewise.
2817 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
2818 include new arguments.
2819 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
2821 2007-04-24 Ian Lance Taylor <iant@google.com>
2823 PR tree-optimization/31605
2824 * tree-vrp.c (set_value_range): Check that min and max are not
2825 both overflow infinities.
2826 (set_value_range_to_value): New static function.
2827 (extract_range_from_binary_expr): Call set_value_range_to_value.
2828 (extract_range_from_cond_expr): Likewise.
2829 (extract_range_from_expr): Likewise.
2830 (extract_range_from_unary_expr): Likewise. Don't create a range
2831 which overflows on both sides.
2832 (vrp_meet): Check for a useless range.
2833 (vrp_visit_phi_node): If we see a constant which looks like an
2834 overflow infinity, turn off the TREE_OVERFLOW flag.
2836 2007-04-24 Ian Lance Taylor <iant@google.com>
2838 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
2840 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
2843 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
2844 diagnostic message is being built.
2845 * tree-pretty-print.c (dump_generic_node): Only write the
2846 formatted text into BUFFER's stream if we are not building a
2848 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
2850 * Makefile.in (toplev.o): Depend on tree-pass.h.
2852 2007-04-24 Ian Lance Taylor <iant@google.com>
2854 PR tree-optimization/31602
2855 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
2856 conditionals in the copied loop header.
2857 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
2858 warnings if TREE_NO_WARNING is set.
2859 * doc/invoke.texi (Warning Options): Clarify that
2860 -Wstrict-overflow does not warn about loops.
2862 2007-04-24 Janis Johnson <janis187@us.ibm.com>
2864 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
2865 expand on the comment about _Decimal128 arguments and check the
2866 integer result of the modulus operation; for 64-bit ELF ABI, ensure
2867 that _Decimal128 argument uses even/odd register pair.
2868 (function_arg): Ditto.
2870 2007-04-24 Hui-May Chang <hm.chang@apple.com>
2872 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
2873 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
2875 2007-04-24 Richard Guenther <rguenther@suse.de>
2876 Olga Golovanevsky <olga@il.ibm.com>
2878 * fold-const.c (multiple_of_p): Check for bottom
2881 2007-04-24 Richard Henderson <rth@redhat.com>
2883 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
2884 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
2885 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
2886 looking for non-zero bits shifted out. Avoid a recursive call
2887 when constructing the scalar.
2888 (__floatundisf): Likewise.
2890 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
2892 * dwarf2out.c (field_byte_offset): Move the existing logic
2893 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
2894 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
2896 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2899 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
2900 argument of 0 for memset.
2901 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
2902 unsigned shift instead of the signed variant.
2904 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2906 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
2907 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
2908 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
2909 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2910 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2911 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
2912 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
2913 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
2914 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
2915 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
2916 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
2917 "mul<mode>3", "div<mode>3"): Insn definitions added.
2918 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
2919 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
2920 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
2921 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
2922 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
2923 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
2924 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
2925 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
2926 TARGET_FLOAT_FORMAT): Macro definitions removed.
2927 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
2928 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
2929 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
2930 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
2931 (s390_gen_rtx_const_DI): Function removed.
2932 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
2934 2007-04-24 Richard Sandiford <richard@codesourcery.com>
2936 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
2937 over an external ffs function.
2939 2007-04-24 Chao-ying Fu <fu@mips.com>
2940 Richard Sandiford <richard@nildram.co.uk>
2942 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
2943 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
2944 (smadd_widen_optab, umadd_widen_optab): Define.
2945 * optabs.c (init_optabs): Initialize smadd_widen_optab and
2947 * genopinit.c (optabs): Fill in smadd_widen_optab and
2949 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
2950 and umadd_widen_optab to implement multiply-add sequences.
2951 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
2952 (<u>maddsidi4): ...this. Extend condition to include
2953 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2954 of operand 0 to "ka" and use the three-operand form of madd<u>
2956 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
2958 * config/mips/constraints.md (ka): New register constraint.
2960 2007-04-24 Jan Hubicka <j@suse.cz>
2964 2007-04-23 Jan Hubicka <jh@suse.cz>
2965 * function.c (init_function_start): Don't init line number info.
2966 (expand_function_end): Update.
2967 (reset_block_changes, record_block_change, finalize_block_changes,
2968 check_block_change, free_block_changes): Kill.
2969 * function.h (reset_block_changes, record_block_change,
2970 finalize_block_changes, check_block_change, free_block_changes): Remove
2972 (struct function): Remove ib_boundaries_block.
2973 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2974 Use curr_insn_locator to initialize locator.
2975 (emit_line_note): Remove.
2976 * cfgexpand.c (expand_gimple_cond_expr): Update.
2977 (construct_exit_block): Likewise.
2978 (tree_expand_cfg): Initialize/finalize locators.
2979 * expr.c (expand_expr_real): Update.
2980 * cfglayout.c (line_locators_locs, line_locators_lines,
2981 file_locators_locs, file_locators_files): Remove.
2982 (set_block_levels): Move to cfgexpand.c.
2983 (insn_locators_initialize): Remove.
2984 (pass_insn_locators_initialize): Remove.
2985 (locations_locators_locs, locations_locators_vals): New static vars.
2986 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2988 (insn_locators_alloc, insn_locators_finalize,
2989 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2991 (locator_location): New.
2992 (locator_line, locator_file): Rewrite.
2993 * rtl.h (emit_line_note): Kill.
2994 (insn_locators_alloc, insn_locators_finalize,
2995 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2997 * tree-inline.c (initialize_cfun): Do not initialize
2998 ib_boundaries_block.
2999 * passes.c (pass_insn_locators_initialize): Remove.
3001 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3003 * doc/invoke.texi: Removed leading '-' from option index entries.
3005 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3007 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3009 (create_phi_node): Use set_phi_nodes.
3010 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3011 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3012 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3013 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3014 (bsi_start, bsi_last): Use bb_stmt_list.
3015 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3016 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3017 Traverse the statements using tsi iterator.
3018 * basic-block.h (struct basic_block_def): Fields stmt_list
3019 and phi_nodes moved to ...
3020 (struct tree_bb_info): ... new structure.
3021 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3022 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3023 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3024 (tree_verify_flow_info): Verify that il.tree is not set for
3025 entry and exit block.
3026 (tree_split_block): Use set_bb_stmt_list.
3028 2007-04-23 Mike Stump <mrs@apple.com>
3030 * config/i386/i386.c (ix86_tune_features
3031 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3034 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3036 * config/i386/i386.md (prefix_extra): New attribute.
3037 (length): Add prefix_extra.
3039 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3040 (sse2_movntv2di): Likewise.
3041 (sse2_cvtps2dq): Likewise.
3042 (sse2_cvtpd2pi): Likewise.
3043 (sse2_cvttpd2pi): Likewise.
3044 (*sse2_cvtpd2ps): Likewise.
3045 (*add<mode>3): Likewise.
3046 (sse2_ssadd<mode>3): Likewise.
3047 (sse2_usadd<mode>3): Likewise.
3048 (*sub<mode>3): Likewise.
3049 (sse2_sssub<mode>3): Likewise.
3050 (sse2_ussub<mode>3): Likewise.
3051 (*mulv8hi3): Likewise.
3052 (*smulv8hi3_highpart): Likewise.
3053 (*umulv8hi3_highpart): Likewise.
3054 (sse2_umulv2siv2di3): Likewise.
3055 (sse2_pmaddwd): Likewise.
3056 (ashr<mode>3): Likewise.
3057 (lshr<mode>3): Likewise.
3058 (ashl<mode>3): Likewise.
3059 (sse2_ashlti3): Likewise.
3060 (sse2_lshrti3): Likewise.
3061 (*umaxv16qi3): Likewise.
3062 (*smaxv8hi3): Likewise.
3063 (*uminv16qi3): Likewise.
3064 (*sminv8hi3): Likewise.
3065 (sse2_eq<mode>3): Likewise.
3066 (sse2_gt<mode>3): Likewise.
3067 (*and<mode>3): Likewise.
3068 (sse2_nand<mode>3): Likewise.
3069 (*ior<mode>3): Likewise.
3070 (*xor<mode>3): Likewise.
3071 (sse2_packsswb): Likewise.
3072 (sse2_packssdw): Likewise.
3073 (sse2_packuswb): Likewise.
3074 (sse2_punpckhbw): Likewise.
3075 (sse2_punpcklbw): Likewise.
3076 (sse2_punpckhwd): Likewise.
3077 (sse2_punpcklwd): Likewise.
3078 (sse2_punpckhdq): Likewise.
3079 (sse2_punpckldq): Likewise.
3080 (sse2_punpckhqdq): Likewise.
3081 (sse2_punpcklqdq): Likewise.
3082 (*sse2_pinsrw): Likewise.
3083 (*sse2_pextrw): Likewise.
3084 (sse2_pshufd_1): Likewise.
3085 (sse2_uavgv16qi3): Likewise.
3086 (sse2_uavgv8hi3): Likewise.
3087 (sse2_psadbw): Likewise.
3088 (sse2_pmovmskb): Likewise.
3089 (*sse2_maskmovdqu): Likewise.
3090 (*sse2_maskmovdqu_rex64): Likewise.
3091 (sse4a_extrqi): Likewise.
3092 (sse4a_extrq): Likewise.
3093 (sse3_lddqu): Set prefix_rep.
3094 (sse3_addsubv4sf3): Likewise.
3095 (sse3_haddv4sf3): Likewise.
3096 (sse3_hsubv4sf3): Likewise.
3097 (sse_cvtss2si): Likewise.
3098 (sse_cvtss2si_2): Likewise.
3099 (sse_cvtss2siq): Likewise.
3100 (sse_cvtss2siq_2): Likewise.
3101 (sse_cvttss2si): Likewise.
3102 (sse_cvttss2siq): Likewise.
3103 (sse2_cvttps2dq): Likewise.
3104 (sse3_movshdup): Likewise.
3105 (sse3_movsldup): Likewise.
3106 (sse2_cvtsd2si): Likewise.
3107 (sse2_cvtsd2si_2): Likewise.
3108 (sse2_cvtsd2siq): Likewise.
3109 (sse2_cvtsd2siq_2): Likewise.
3110 (sse2_cvttsd2si): Likewise.
3111 (sse2_cvttsd2siq): Likewise.
3112 (*sse2_cvtpd2dq): Likewise.
3113 (*sse2_cvttpd2dq): Likewise.
3114 (sse2_pshuflw_1): Likewise.
3115 (sse2_pshufhw_1): Likewise.
3116 (sse4a_insertqi): Likewise.
3117 (sse4a_insertq): Likewise.
3118 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3119 (ssse3_phadddv4si3): Likewise.
3120 (ssse3_phaddswv8hi3): Likewise.
3121 (ssse3_phsubwv8hi3): Likewise.
3122 (ssse3_phsubdv4si3): Likewise.
3123 (ssse3_phsubswv8hi3): Likewise.
3124 (ssse3_pmaddubswv8hi3): Likewise.
3125 (ssse3_pmulhrswv8hi3): Likewise.
3126 (ssse3_pshufbv16qi3): Likewise.
3127 (ssse3_psign<mode>3): Likewise.
3128 (ssse3_palignrti): Likewise.
3129 (abs<mode>2): Likewise.
3130 (ssse3_phaddwv4hi3): Set prefix_extra.
3131 (ssse3_phadddv2si3): Likewise.
3132 (ssse3_phaddswv4hi3): Likewise.
3133 (ssse3_phsubwv4hi3): Likewise.
3134 (ssse3_phsubdv2si3): Likewise.
3135 (ssse3_phsubswv4hi3): Likewise.
3136 (ssse3_pmaddubswv4hi3): Likewise.
3137 (ssse3_pmulhrswv4hi3): Likewise.
3138 (ssse3_pshufbv8qi3): Likewise.
3139 (ssse3_psign<mode>3): Likewise.
3140 (ssse3_palignrdi): Likewise.
3141 (abs<mode>2): Likewise.
3142 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3143 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3144 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3146 2007-04-23 Nick Clifton <nickc@redhat.com>
3148 * params.def: Fix formatting of emacs local variables.
3150 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3152 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3153 move if inter-unit move isn't allowed.
3154 Don't split moving the first element of V2DI to DI to inter-unit
3155 move if inter-unit move isn't allowed.
3157 2007-04-23 Richard Guenther <rguenther@suse.de>
3159 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3160 and CDI_POST_DOMINATORS separately.
3162 2007-04-23 Nick Clifton <nickc@redhat.com>
3164 * c.opt (Wformat-contains-nul): Add warning attribute.
3166 2007-04-23 Jan Hubicka <jh@suse.cz>
3168 * function.c (init_function_start): Don't init line number info.
3169 (expand_function_end): Update.
3170 (reset_block_changes, record_block_change, finalize_block_changes,
3171 check_block_change, free_block_changes): Kill.
3172 * function.h (reset_block_changes, record_block_change,
3173 finalize_block_changes, check_block_change, free_block_changes): Remove
3175 (struct function): Remove ib_boundaries_block.
3176 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3177 Use curr_insn_locator to initialize locator.
3178 (emit_line_note): Remove.
3179 * cfgexpand.c (expand_gimple_cond_expr): Update.
3180 (construct_exit_block): Likewise.
3181 (tree_expand_cfg): Initialize/finalize locators.
3182 * expr.c (expand_expr_real): Update.
3183 * cfglayout.c (line_locators_locs, line_locators_lines,
3184 file_locators_locs, file_locators_files): Remove.
3185 (set_block_levels): Move to cfgexpand.c.
3186 (insn_locators_initialize): Remove.
3187 (pass_insn_locators_initialize): Remove.
3188 (locations_locators_locs, locations_locators_vals): New static vars.
3189 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3191 (insn_locators_alloc, insn_locators_finalize,
3192 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3194 (locator_location): New.
3195 (locator_line, locator_file): Rewrite.
3196 * rtl.h (emit_line_note): Kill.
3197 (insn_locators_alloc, insn_locators_finalize,
3198 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3200 * tree-inline.c (initialize_cfun): Do not initialize
3201 ib_boundaries_block.
3202 * passes.c (pass_insn_locators_initialize): Remove.
3204 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3207 * expr.c (reduce_to_bit_field_precision): Handle
3210 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3212 PR tree-optimization/24659
3213 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3214 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3215 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3216 * genopinit.c (optabs): Rename vec_pack_mod_optab
3217 to vec_pack_trunc_optab.
3218 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3219 early for scalar floating point operands for NOP_EXPR.
3220 (vectorizable_type_promotion): Ditto.
3221 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3222 vec_pack_trunc_optab.
3223 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3225 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3226 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3227 Rename from VEC_PACK_MOD_EXPR.
3228 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3229 * expr.c (expand_expr_real_1): Ditto.
3230 * tree-inline.c (estimate_num_insns_1): Ditto.
3231 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3233 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3234 (vec_unpacks_lo_v4sf): Ditto.
3235 (vec_pack_trunc_v2df): Ditto.
3236 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3237 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3238 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3240 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3242 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3244 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3245 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3246 packing of floating point operands.
3247 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3248 represent unpacking of floating point operands.
3249 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3250 [vec_unpacks_hi]: Ditto.
3251 [vec_unpacks_lo]: Ditto.
3253 2007-04-22 Jan Hubicka <jh@suse.cz>
3255 * final.c (rest_of_handle_final): Call
3256 targetm.asm_out.constructor/targetm.asm_out.destructor
3257 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3258 proper priority via decl_*_priority_insert.
3259 * c-common.c (c_expand_body): Likewise.
3261 2007-04-22 Richard Guenther <rguenther@suse.de>
3263 PR tree-optimization/29789
3264 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3265 (rewrite_reciprocal): New helper split out from
3266 determine_invariantness_stmt.
3267 (rewrite_bittest): Likewise.
3268 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3269 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3272 2007-04-22 Revital Eres <eres@il.ibm.com>
3274 * loop-unroll.c (var_to_expand): New field to support also
3275 insns of the form x = something + x.
3276 (analyze_insn_to_expand_var): Use it.
3277 (expand_var_during_unrolling): Likewise.
3279 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3281 * predict.c: Include pointer-set.h.
3282 (bb_predictions): New variable.
3283 (tree_predicted_by_p, tree_predict_edge,
3284 remove_predictions_associated_with_edge): Use bb_predictions map
3285 instead of bb->predictions.
3286 (clear_bb_predictions, assert_is_empty): New functions.
3287 (combine_predictions_for_bb): Use bb_predictions map. Call
3288 clear_bb_predictions.
3289 (tree_estimate_probability): Create and free bb_predictions map.
3290 * Makefile.in (predict.o): Add pointer-set.h dependency.
3291 * basic-block.h (struct basic_block_def): Remove predictions
3293 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3295 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3298 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3301 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3303 * timevar.c (timevar_print): Change reference of --disable-checking to
3304 --enable-checking=release. Also warn if assert checking is disabled.
3306 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3309 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3310 decl as addressable if the compound literal was marked as
3312 Mark the decl as a gimple register if it is a complex or
3313 vector decl and does not live in memory.
3315 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3317 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3318 (GENERIC_NEXT): New function macro.
3319 (PHI_CHAIN): Use phi_node's new chain variable.
3320 (tree_phi_node): Change tree_common to tree_base
3321 and add the chain field.
3322 * tree-phinodes.c (make_phi_node): Don't set
3323 TREE_TYPE on the new node.
3324 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3325 instead of checking GIMPLE_TUPLE_P in chain_next.
3326 * tree-vect-transform.c
3327 (get_initial_def_for_induction): Look at
3328 PHI_RESULT_TREE for the type of the phi node.
3329 (update_vuses_to_preheader): Use PHI_CHAIN
3330 instead of TREE_CHAIN on the phi node.
3331 * tree-ssa-structalias.c (compute_points_to_sets):
3333 (ipa_pta_execute): Likewise.
3335 2007-04-21 Richard Guenther <rguenther@suse.de>
3338 * fold-const.c (fold_unary): Call fold_convert_const on the
3341 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3343 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3344 (store_killed_in_pat): New.
3346 2007-04-20 Richard Henderson <rth@redhat.com>
3349 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3350 TREE_LIST with a void_type_node value, not void_list_node exactly.
3352 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3354 * doc/standards.texi: Re-arrange into language-specific
3355 subsections. Add a C++ section, documenting which standards we
3358 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3360 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3361 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3363 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3365 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3366 ecrti.o and crtbegin.o.
3367 (LIB_DEFAULT_SPEC): Include -lc.
3368 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3370 2007-04-20 Richard Henderson <rth@redhat.com>
3373 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3374 argument; update all callers.
3375 (get_unaligned_offset): New.
3376 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3377 get_unaligned_address, just pass on the address directly.
3378 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3379 the subreg in the helper patterns.
3380 (unaligned_extendqidi_le): Use get_unaligned_offset.
3381 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3382 (unaligned_extendhidi_be): Likewise.
3383 (unaligned_extendhidi): Tidy.
3384 * config/alpha/alpha-protos.h: Update.
3386 2007-04-20 Richard Henderson <rth@redhat.com>
3388 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3389 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3390 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3391 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3392 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3393 (CPP_SPEC): Don't include %(cpp_subtarget).
3394 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3395 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3396 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3398 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3400 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3401 for __builtin_ia32_cmpordss.
3403 PR tree-optimization/31632
3404 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3405 and arg1 for optimizations of comparison against min/max values.
3406 Fold arg0 to arg1's type for optimizations of comparison against
3407 min+1 and max-1 values.
3409 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3411 * reload.c (combine_reloads): When trying to use a dying register,
3412 check whether it's uninitialized and don't use if so.
3414 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3416 * fold-const.c: Remove prototypes for native_encode_expr and
3417 native_interpret_expr.
3418 (native_encode_expr): Make non-static.
3419 (native_interpret_expr): Likewise.
3420 * tree.h: Add prototypes for the above.
3422 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3424 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3425 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3426 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3427 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3428 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3429 Add length attributes.
3431 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3433 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3436 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3437 __STDC_WANT_DEC_FP__.
3439 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3441 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3442 for long double compatibility.
3443 * configure: Regenerate.
3445 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3447 PR rtl-optimization/29841
3448 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3450 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3451 that may cause control flow transfer from being moved.
3453 2007-04-18 Jan Hubicka <jh@suse.cz>
3455 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3458 2007-04-18 Eric Christopher <echristo@apple.com>
3460 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3461 only. Update operands.
3462 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3463 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3464 link register to pic register.
3466 2007-04-18 Dirk Mueller <dmueller@suse.de>
3469 * tree-vrp.c (search_for_addr_array): New.
3470 (check_array_bounds): Suppress warning about
3471 address taken of array refs if its not de-referenced.
3473 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3475 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
3476 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
3478 * tree-vectorizer.h (NITERS_KNOWN_P): New.
3479 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
3480 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
3482 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3484 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
3486 (vect_analyze_scalar_cycles): Fix indentation.
3487 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
3488 (vect_mark_relevant): Include phis in relevance analysis.
3490 * tree-vect-transform.c (vect_transform_loop): Add an assert.
3492 2007-04-18 Anatoly Sokolov <aesok@post.ru>
3494 * config/avr/avr.c (ptrreg_to_str): Replace error() with
3495 output_operand_lossage().
3497 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3499 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
3500 the unused code for reduction without adjust-in-epilog to simplify the
3503 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
3505 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
3506 (S390_TDC_NEGATIVE_ZERO): New constant.
3507 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
3508 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
3509 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
3510 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
3511 (S390_TDC_POSITIVE_INFINITY): New constant.
3512 (S390_TDC_NEGATIVE_INFINITY): New constant.
3513 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
3514 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
3515 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
3516 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
3517 (S390_TDC_INFINITY): New constant.
3518 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
3519 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
3520 optimization for UNSPEC_CCZ_TO_INT.
3521 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
3522 ("*ccz_to_int"): New insn.
3523 ("isinf<mode>2"): New insn.
3524 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
3525 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
3526 (UNSPEC_CCZ_TO_INT): New constant.
3528 2007-04-18 Richard Guenther <rguenther@suse.de>
3530 PR tree-optimization/19431
3531 PR tree-optimization/21463
3532 * tree-pass.h (pass_phiprop): Declare.
3533 * passes.c (init_optimization_passes): New phiprop pass.
3534 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
3535 (phivn_valid_p): New helper function.
3536 (phiprop_insert_phi): Likewise.
3537 (propagate_with_phi): Likewise.
3538 (tree_ssa_phiprop): New propagator propagating loads
3539 through phi nodes if profitable.
3541 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3543 * tree-vect-analyze.c (process_use): New function.
3544 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
3545 Check phis in all bbs.
3546 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
3549 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3551 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
3554 2007-04-17 Anatoly Sokolov <aesok@post.ru>
3557 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
3560 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
3562 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
3564 (sse_vmmulv4sf3): Likewise.
3565 (sse2_vmaddv2df3): Likewise.
3566 (sse2_vmmulv2df3): Likewise.
3568 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
3570 PR rtl-optimization/31360
3571 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
3572 (target_reg_cost): New.
3573 (init_set_costs): Initialize target_reg_cost. Add comments
3574 regarding the rationale of the costs.
3575 (global_cost_for_size): Renamed to...
3576 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
3577 of register pressure.
3578 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
3579 estimate_reg_pressure_cost. Add number of ivs.
3580 (determine_set_costs): Dump target_reg_cost.
3581 * loop-invariant.c (gain_for_invariant): Use
3582 estimate_reg_pressure_cost. Removed n_inv_uses argument.
3583 (best_gain_for_invariant, find_invariants_to_move): Remove
3585 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
3586 (target_reg_cost): Declare.
3587 (global_cost_for_size): Declaration removed.
3588 (estimate_reg_pressure_cost): Declare.
3590 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
3592 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
3593 regnos into even/odd register pairs.
3594 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
3595 TDmode similar to the other floating point modes.
3596 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
3597 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
3599 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
3600 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
3601 (movdd_hardfloat64): Use TARGET_MFPGPR.
3603 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
3605 * reload1.c (delete_output_reload): Don't count output in n_inherited.
3608 2005-01-05 Richard Henderson <rth@redhat.com>
3610 * reload1.c (do_input_reload): Restrict the optimization deleteing
3611 a previous output reload to RELOAD_FOR_INPUT.
3613 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
3615 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
3616 induc_vec_info_type.
3617 (vectorizable_induction): New function declaration.
3618 * tree-vect-transform.c (get_initial_def_for_induction): No need to
3619 check if already vectorized. Find first place in BB where new stmts
3620 can be inserted. Takes only one argument.
3621 (vectorizable_induction): New function.
3622 (vect_transform_stmt): Add case for induc_vec_info_type to call
3623 vectorizable_induction.
3624 (vect_transform_loop): Consider phis for vectorization.
3625 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
3627 (analyze_operations): Call vectorizable_induction when analyzing phis.
3629 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
3630 (vect_mark_relevant): Include phis in relevance analysis.
3631 (vect_mark_stmts_to_be_vectorize): Likewise.
3632 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
3634 2007-04-16 Lawrence Crowl <crowl@google.com>
3636 * doc/invoke.texi (Debugging Options): Add documentation for the
3637 -femit-struct-debug options -femit-struct-debug-baseonly,
3638 -femit-struct-debug-reduced, and
3639 -femit-struct-debug-detailed[=...].
3641 * c-opts.c (c_common_handle_option): Add
3642 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
3643 and OPT_femit_struct_debug_detailed_.
3644 * c.opt: Add specifications for
3645 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
3646 and -femit-struct-debug-detailed[=...].
3647 * opts.c (set_struct_debug_option): Parse the
3648 -femit-struct-debug-... options.
3649 * opts.c (matches_main_base, main_input_basename,
3650 main_input_baselength, base_of_path, matches_main_base): Add
3651 variables and functions to compare header base name to compilation
3653 * opts.c (should_emit_struct_debug): Add to determine to emit a
3654 structure based on the option.
3655 (dump_struct_debug) Also disabled function to debug this
3657 * opts.c (handle_options): Save the base name of the
3660 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
3661 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
3662 This hook indicates if a type is generic. Set it by default
3664 * langhooks.h (struct lang_hooks_for_types): Add a new hook
3665 to determine if a struct type is generic or not.
3666 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
3667 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
3668 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
3671 * flags.h (enum debug_info_usage): Add an enumeration to describe
3672 a program's use of a structure type.
3673 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
3674 to indicate the program's usage of the type. Filter structs based
3675 on the -femit-struct-debug-... specification.
3676 (gen_type_die): Split into two routines, gen_type_die and
3677 gen_type_die_with_usage. gen_type_die is now a wrapper
3678 that assumes direct usage.
3679 (gen_type_die_with_usage): Replace calls to gen_type_die
3680 with gen_type_die_with_usage adding the program usage of
3681 the referenced type.
3682 (dwarf2out_imported_module_or_decl): Suppress struct debug
3683 information using should_emit_struct_debug when appropriate.
3685 2007-04-16 Ian Lance Taylor <iant@google.com>
3687 PR tree-optimization/31522
3688 * tree-vrp.c (vr_phi_edge_counts): New static variable.
3689 (vrp_initialize): Allocate vr_phi_edge_counts.
3690 (vrp_visit_phi_node): Don't push to infinity if we saw a new
3691 executable edge. Drop test for all constants.
3692 (vrp_finalize): Free vrp_phi_edge_counts.
3694 * doc/cpp.texi (Common Predefined Macros): Clarify description of
3695 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3697 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
3698 predecessors at head rather than tail.
3700 2007-04-16 Matthias Klose <doko@debian.org>
3702 * config/alpha/linux.h (CPP_SPEC): Define.
3703 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
3705 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
3707 * function.h: Remove sequence_stack extern declaration.
3709 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3711 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
3713 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
3716 2007-04-16 Anatoly Sokolov <aesok@post.ru>
3718 * config/avr/avr.c (avr_arch_types): Rearranging array.
3719 (enum avr_arch): Add.
3720 (avr_mcu_types): Use avr_arch enumeration constants instead of
3722 * config/avr/avr.h (LINK_SPEC): Simplify.
3724 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3726 * config/m68k/m68k.c (m68k_libcall_value,
3727 m68k_function_value): Use macros for register names more.
3729 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
3731 (M68K_REGNAME): Use A6_REG.
3732 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
3734 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3737 * sched-int.h (struct deps): Split field 'pending_lists_length' into
3738 'pending_read_list_length' and 'pending_write_list_length'. Update
3740 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
3741 to handle two length counters instead of one. Update all uses.
3742 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
3743 two length counters instead of one.
3744 * sched-rgn.c (propagate_deps): Update to handle two length counters
3747 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
3750 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
3751 copy of source, pass it to ix86_expand_vector_set and return
3754 2007-04-16 David Ung <davidu@mips.com>
3755 Joseph Myers <joseph@codesourcery.com>
3757 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
3758 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
3759 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3760 Add 74K processor information.
3761 * config/mips/mips.md: Include 74k.md.
3762 (cpu): Add 74kc,74kf,74kx.
3763 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
3764 * config/mips/74k.md: New.
3765 * doc/invoke.texi (MIPS Options): Document 74K support.
3767 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
3769 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
3770 vectorizable_* functions.
3771 * tree-vect-transform.c (vectorizable_call): Add check for
3772 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
3773 (vectorizable_store): likewise.
3774 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
3776 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3777 (vectorizable_type_promotion, vectorizable_load): Likewise.
3778 (vectorizable_live_operation, vectorizable_condition): Likewise.
3779 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
3781 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
3783 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3785 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
3786 register numbers more.
3787 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
3788 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
3789 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
3790 FUNCTION_VALUE_REGNO_P): Likewise.
3791 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
3792 STATIC_CHAIN_REGNUM): Likewise.
3793 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
3794 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
3795 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
3796 * config/m68k/m68k.md (FP_REG): New.
3798 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3800 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
3803 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3805 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
3806 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
3809 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3811 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
3814 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3817 * c-decl.c (finish_decl): Grab the type of the decl after the call
3818 to store_init_value.
3820 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
3822 * common.opt (fforward-propagate): Fix "Optimization" annotation.
3824 2007-04-14 Jakub Jelinek <jakub@redhat.com>
3827 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
3828 post dominators and cleanup cfg before returning.
3830 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
3832 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
3833 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
3835 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
3837 * config.gcc: Recognize fido.
3838 * config/m68k/m68k-devices.def (fidoa): New.
3839 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
3841 (FL_FIDOA, TARGET_FIDOA): New.
3842 * config/m68k/m68k.opt (mfidoa): New.
3844 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3847 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
3848 when a personality function is used.
3850 2007-04-13 Bob Wilson <bob.wilson@acm.org>
3852 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
3854 2007-04-13 Mike Stump <mrs@apple.com>
3856 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
3858 * config/darwin.opt (fapple-kext): Make C++ only.
3859 * config/darwin.c (darwin_override_options): Remove code to ensure
3860 -fapple-kext is given for C++ only.
3862 2007-04-13 Richard Sandiford <richard@codesourcery.com>
3864 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3865 * config/mips/mips.c (override_options): Call
3866 SUBTARGET_OVERRIDE_OPTIONS, if defined.
3868 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3870 * config/i386/i386.opt (msvr3-shlib): Removed.
3872 * doc/invoke.texi: Remove -msvr3-shlib.
3874 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3876 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
3877 with "popcnt" instruction.
3879 2007-04-13 Richard Guenther <rguenther@suse.de>
3881 PR tree-optimization/21258
3882 * tree-vrp.c (compare_case_labels): New helper.
3883 (find_switch_asserts): New function.
3884 (find_assert_locations): Call it for SWITCH_EXPRs.
3886 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
3888 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
3889 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
3890 check is now implied in X87_FLOAT_MODE_P.
3891 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3892 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3893 (fix_trunc<mode>_i386_fisttp): Ditto.
3894 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3895 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3896 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3897 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3898 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3899 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3900 (unnamed_splitters): Ditto.
3901 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
3902 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
3903 FIRST_SSE_REG for local functions when SSE math is enabled or
3904 for functions with sseregparm attribute.
3905 (standard_80387_constant_p): Return -1 if mode is not
3907 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
3908 (ix86_expand_compare): Ditto.
3909 (ix86_expand_carry_flag_compare): Ditto.
3910 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
3911 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
3912 DECIMAL_FLOAT_MODE_P.
3913 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
3914 of SCALAR_FLOAT_MODE_P.
3915 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
3916 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
3917 checks before FLOAT_MODE_P.
3918 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
3919 before FLOAT_MODE_P.
3924 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
3926 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
3927 Charles Wilson <libtool@cwilson.fastmail.fm>
3929 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
3930 (libgcc.mvars): Don't depend on them.
3931 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
3932 * exec-tool.in: New.
3934 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
3936 * doc/invoke.text (--help): Document --help=common.
3938 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
3940 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
3942 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3944 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
3945 * genemit.c (main): Emit #include "integrate.h".
3946 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
3947 (LOADGP_RTP): New mips_loadgp_style.
3948 * config/mips/mips.h: Include config/vxworks-dummy.h.
3949 (TARGET_RTP_PIC): New macro.
3950 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
3951 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
3952 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
3954 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
3955 -mvxworks-pic when using -mrtp and a PIC option.
3956 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
3958 (mips_symbolic_constant_p, mips_symbolic_address_p)
3959 (mips_symbol_insns): Handle SYMBOL_HALF.
3960 (override_options): Warn about -G and -mrtp being used together.
3961 Initialize mips_lo_relocs[SYMBOL_HALF].
3962 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
3963 (mips_emit_loadgp): Handle LOADGP_RTP.
3964 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
3965 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
3966 (tablejump): Handle function-relative case table entries if
3968 * config/mips/predicates.md (symbol_ref_operand): New predicate.
3970 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3972 * config/mips/mips.md (load_call<mode>): Allow any general register.
3974 (sibcall_value_internal, sibcall_value_multiple_internal)
3975 (call_value_internal, call_value_split, call_value_multiple_internal)
3976 (call_value_multiple_split): Remove constraints from operand 0.
3978 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3980 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
3981 rather than loadgp_noshared.
3982 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
3983 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
3985 * config/mips/mips.md (loadgp): Rename to...
3986 (loadgp_newabi): ...this.
3987 (loadgp_noshared): Rename to...
3988 (loadgp_absolute): ...this.
3990 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3992 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
3993 false for locally-binding symbols.
3994 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
3996 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3998 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
3999 (SYMBOL_GOT_PAGE_OFST): ...this.
4000 (SYMBOL_GOT_GLOBAL): Rename to...
4001 (SYMBOL_GOT_DISP): ...this.
4002 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4003 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4004 * config/mips/mips.c (mips_global_symbol_p): New function.
4005 (mips_symbol_binds_local_p): Likewise.
4006 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4007 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4008 and mips_symbol_binds_local_p.
4009 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4010 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4011 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4013 (mips_ok_for_lazy_binding_p): New function.
4014 (mips_load_call_address, mips_expand_call): Use it.
4015 (mips_dangerous_for_la25_p): Likewise.
4016 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4017 (*got_disp<mode>): Use got_disp_operand instead of
4018 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4019 SYMBOL_GOTOFF_GLOBAL.
4020 (*got_page<mode>): Use got_page_ofst_operand instead of
4022 * config/mips/predicates.md (const_call_insn_operand): Use
4023 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4024 (global_got_operand): Rename to...
4025 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4027 (local_got_operand): Rename to...
4028 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4029 of SYMBOL_GOT_LOCAL.
4031 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4033 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4034 TARGET_CALL_CLOBBERED_GP.
4035 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4036 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4037 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4038 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4039 of TARGET_ABICALLS && !TARGET_NEWABI.
4040 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4041 * config/mips/mips.c (mips_load_call_address): Check
4042 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4043 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4044 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4045 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4046 TARGET_ABICALLS && TARGET_NEWABI.
4047 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4049 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4050 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4051 TARGET_ABICALLS && TARGET_NEWABI.
4052 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4053 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4054 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4055 whether indirect calls must use $25.
4056 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4058 * config/mips/mips.md (jal_macro): Check flag_pic and
4059 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4060 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4061 instead of TARGET_ABICALLS.
4062 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4063 TARGET_ABICALLS && TARGET_OLDABI.
4064 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4065 (sibcall): In the comment above the define_insn, mention
4066 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4067 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4068 instead of TARGET_ABICALLS.
4070 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4072 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4073 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4074 (MACFLAGS_MATCH_P): New macro.
4075 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4076 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4077 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4078 the other MACFLAG constants.
4079 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4080 (flag_machi): Tighten constraints. Renumber some of the operands.
4081 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4083 (flag_machi_parts_acconly): New pattern.
4084 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4086 (flag_macinit1hi): Tighten constraints.
4087 (flag_mul_macv2hi_parts_acconly): New pattern.
4089 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4090 Use a more efficient implementation.
4091 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4092 inline sequences when not optimizing for size.
4094 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4095 movhi_high2low): Delete, merge functionality into...
4096 (packv2hi): ... this pattern.
4098 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4099 * config/bfin/bfin.opt (msim): New option.
4100 (mcpu=): New option.
4101 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4102 (bfin_cpu_t): Typedef of enum bfin_cpu.
4103 (bfin_cpu_type): New declaration.
4104 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4105 -msim and -mcpu= options.
4106 (LIB_SPEC): Likewise.
4107 * config/bfin/bfin.c (bfin_cpu_type): Define.
4108 (bfin_handle_option): Handle -mcpu= option.
4109 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4110 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4111 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4113 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4115 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4116 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4117 (powerpc-wrs-vxworksae): Use ${tm_file}.
4118 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4119 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4120 * config/i386/vx-common.h: New file.
4122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4124 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4127 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4129 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4132 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4136 * c-common.c (c_build_qualified_type): Set canonical type
4139 2007-04-12 Richard Guenther <rguenther@suse.de>
4141 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4142 lower bound and element size if lower bound is not zero
4143 or either of the ARRAY_REF operands is set.
4145 2007-04-12 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/24689
4148 PR tree-optimization/31307
4149 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4151 * gimplify.c (canonicalize_addr_expr): To be consistent with
4152 gimplify_compound_lval only set operands two and three of
4153 ARRAY_REFs if they are not gimple_min_invariant. This makes
4154 it never at this place.
4155 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4157 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4159 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4160 null before emitting a .nsubspa directive.
4162 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4164 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4165 need_to_partition_p if there are no memory statements in the
4168 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4170 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4171 (gcd_of_steps_may_divide_p): New function.
4172 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4174 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4176 * reload.c (find_reloads_toplev, find_reloads_address,
4177 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4178 not a pointer equality test, to decide if we need to call
4179 push_reg_equiv_alt_mem.
4181 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4183 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4184 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4185 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4187 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4189 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4190 vector to be positive.
4192 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4196 * doc/invoke.texi: Document --params max-aliased-vops and
4198 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4199 debug_memory_partitions): Move to tree-flow.h
4200 * params.h (AVG_ALIASED_VOPS): Define.
4201 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4203 (mp_info_t): Likewise.
4204 (get_mem_sym_stats_for): New.
4205 (set_memory_partition): Move from tree-flow-inline.h.
4206 (mark_non_addressable): Only clear the set of symbols for the
4207 partition if it exists.
4208 (dump_memory_partitions): Move from tree-ssa-operands.c
4209 (debug_memory_partitions): Likewise.
4210 (need_to_partition_p): New.
4211 (dump_mem_ref_stats): New.
4212 (debug_mem_ref_stats): New.
4213 (dump_mem_sym_stats): New.
4214 (debug_mem_sym_stats): New.
4215 (update_mem_sym_stats_from_stmt): New.
4216 (compare_mp_info_entries): New.
4217 (mp_info_cmp): Call it.
4218 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4220 (get_mpt_for): Move from tree-ssa-operands.c.
4221 (find_partition_for): New.
4222 (create_partition_for): Remove.
4223 (estimate_vop_reduction): New.
4224 (update_reference_counts): New.
4225 (build_mp_info): New.
4226 (compute_memory_partitions): Refactor.
4227 Document new heuristic.
4228 Call build_mp_info, update_reference_counts,
4229 find_partition_for and estimate_vop_reduction.
4230 (compute_may_aliases): Populate virtual operands before
4231 calling debugging dumps.
4232 (delete_mem_sym_stats): New.
4233 (delete_mem_ref_stats): New.
4234 (init_mem_ref_stats): New.
4235 (init_alias_info): Call it.
4236 (maybe_create_global_var): Remove alias_info argument.
4237 Get number of call sites and number of pure/const call sites
4238 from gimple_mem_ref_stats().
4239 (dump_alias_info): Call dump_memory_partitions first.
4240 (dump_points_to_info_for): Show how many times a pointer has
4242 * opts.c (decode_options): For -O2 set --param
4243 max-aliased-vops to 500.
4244 For -O3 set --param max-aliased-vops to 1000 and --param
4245 avg-aliased-vops to 3.
4246 * fortran/options.c (gfc_init_options): Remove assignment to
4248 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4249 * tree-dfa.c (dump_variable): Dump memory reference
4251 Dump NO_ALIAS* settings.
4252 (referenced_var_lookup): Tidy.
4253 (mem_sym_stats): New.
4254 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4255 and ORIG are different SSA names for a memory partition.
4256 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4257 * tree-flow.h (struct mem_sym_stats_d): Define.
4258 (mem_sym_stats_t): Define.
4259 (struct mem_ref_stats_d): Define.
4260 (struct gimple_df): Add field mem_ref_stats.
4261 (enum noalias_state): Define.
4262 (struct var_ann_d): Add bitfield noalias_state.
4263 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4264 debug_mem_ref_stats, debug_memory_partitions,
4265 debug_mem_sym_stats): Declare.
4266 * tree-ssa-structalias.c (update_alias_info): Update call
4267 sites, pure/const call sites and asm sites in structure
4268 returned by gimple_mem_ref_stats.
4269 Remove local variable IS_POTENTIAL_DEREF.
4270 Increase NUM_DEREFS if the memory expression is a potential
4272 Call update_mem_sym_stats_from_stmt.
4273 If the memory references memory, call
4274 update_mem_sym_stats_from_stmt for all the direct memory
4275 symbol references found.
4276 (intra_create_variable_infos): Set noalias_state field for
4277 pointer arguments according to the value of
4278 flag_argument_noalias.
4279 * tree-ssa-structalias.h (struct alias_info): Remove fields
4280 num_calls_found and num_pure_const_calls_found.
4281 (update_mem_sym_stats_from_stmt): Declare.
4282 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4283 Set default value to 100.
4284 (PARAM_AVG_ALIASED_VOPS): Define.
4286 2007-04-11 Richard Guenther <rguenther@suse.de>
4289 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4290 a * -b + c as c - a * b if we honor sign dependent rounding.
4292 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4294 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4296 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4297 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4299 (initialize_trampoline): Don't use old-style function definition.
4300 (bfin_secondary_reload): Mark IN_P argument as unused.
4302 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4304 PR tree-optimization/31343
4305 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4306 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4307 * testsuite/gcc.dg/vect/pr31343.c: New.
4309 2007-04-10 Eric Christopher <echristo@apple.com>
4311 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4312 * config/i386/i386.md (*cmpfp0): Use.
4313 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4314 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4315 (fix_trunc<mode>_i386_fisttp): Ditto.
4316 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4317 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4318 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4319 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4320 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4321 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4322 (unnamed_splitters): Ditto.
4323 * config/i386/i386.c (output_fix_trunc): Assert that
4324 we're not being passed a TFmode operand.
4326 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4328 PR tree-optimization/31526
4329 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4330 n_basic_blocks to find newly added blocks.
4332 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4334 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4336 (fix_trunc<mode>si_sse): Ditto.
4337 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4338 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4339 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4340 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4341 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4342 expander using SSEMODEF mode macro.
4343 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4344 expander using SSEMODEF mode macro.
4345 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4346 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4347 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4348 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4349 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4350 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4351 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4352 Macroize insn using X87MODEF mode macro.
4354 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4356 * config/i386/sse.md (sse2_pinsrw): Removed.
4357 (sse2_pextrw): Renamed to ...
4358 (*sse2_pextrw): This.
4360 2007-04-09 Jan Hubicka <jh@suse.cz>
4363 * config/i386/sse.md
4364 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4365 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4366 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4367 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4369 2007-04-09 Jan Hubicka <jh@suse.cz>
4371 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4372 multiple fields of union.
4374 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4376 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4377 (create_preheaders): Check that loops are available.
4378 (fix_loop_structure): Clean up, improve comments.
4379 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4380 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4382 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4383 * predict.c (tree_estimate_probability): Do not call
4384 calculate_dominance_info. Call create_preheaders.
4385 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4386 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4388 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4389 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4390 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4391 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4394 2007-04-08 Jan Hubicka <jh@suse.cz>
4396 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4397 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4398 * fold-const.c (fold_unary): Use it.
4400 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4402 * varasm.c (assemble_variable): Remove call to
4403 lang_hooks.decls.prepare_assemble_variable.
4404 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4405 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4406 * langhooks.h (lang_hooks_for_decls): Remove
4407 prepare_assemble_variable.
4409 2007-04-08 Mike Stump <mrs@apple.com>
4411 * config/i386/i386.c: Use inc/dec on Core2.
4413 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4415 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4416 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4417 lhd_tree_inlining_end_inlining): Remove.
4418 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4419 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4421 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4422 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4423 lhd_tree_inlining_end_inlining): Remove prototypes.
4424 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4425 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4426 LANG_HOOKS_TREE_INLINING_START_INLINING,
4427 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4429 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4432 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4435 * config/avr/predicates.md (io_address_operand): Delete predicate.
4436 (low_io_address_operand): Don't use 'mode' argument.
4437 (higth_io_address_operand): Rename ...
4438 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4439 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4442 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4444 Revert change removing staticp.
4446 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4449 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4452 2007-04-07 Bruce Korb <bkorb@gnu.org>
4454 * c.opt: Add -Wformat-contains-nul.
4455 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4457 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4458 the NUL byte warning.
4460 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4462 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4464 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4466 * tree.c (staticp): No longer use staticp langhook.
4467 * langhooks.c (lhd_staticp): Removed.
4468 * langhooks.h (struct lang_hooks): Remove staticp.
4469 * c-common.c (c_staticp): Remove.
4470 * c-common.h (c_staticp): Ditto.
4471 * langhooks-defs.h (lhd_staticp): Ditto.
4472 (LHD_HOOKS_STATICP): Ditto
4473 * tree.h (gcc_assert_lowered): New macro.
4475 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4477 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
4478 argument "reliable".
4479 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
4480 Add argument "reliable". Propagate it through calls.
4481 (infer_loop_bounds_from_undefined): Derive number of iterations
4482 estimates from references in blocks that do not dominate loop latch.
4483 (gcov_type_to_double_int): New function.
4484 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
4485 and expected_loop_iterations_unbounded.
4486 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
4487 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
4488 * tree-data-ref.c (estimated_loop_iterations): Export.
4489 (get_references_in_stmt): Fix -- do not return addresses of local
4491 * cfgloop.h (expected_loop_iterations_unbounded,
4492 estimated_loop_iterations): Declare.
4494 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4496 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4498 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4500 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
4501 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
4502 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
4503 Use output_387_reg_move().
4504 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
4505 expander using X87MODEF12 mode macro.
4506 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
4507 choosing register preferences. Use output_387_reg_move().
4508 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
4509 instead of "x". Use output_387_reg_move().
4510 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
4511 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
4512 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
4513 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
4514 Use output_387_reg_move().
4515 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
4517 (*truncxf?f_i387 splitter): Ditto.
4519 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4521 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4522 LANG_HOOKS_SAFE_FROM_P.
4523 * expr.c (safe_from_p): Remove langhook call.
4524 * langhooks.h (lang_hooks): Remove safe_from_p.
4525 (lhd_safe_from_p): Remove prototype.
4526 * langhooks.c (lhd_safe_from_p): Remove.
4528 2007-04-06 Jan Hubicka <jh@suse.cz>
4530 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
4533 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4535 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
4536 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
4537 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
4538 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
4540 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
4541 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
4543 2007-04-05 Richard Henderson <rth@redhat.com>
4545 * config/alpha/alpha.c (print_operand) [+]: Remove.
4546 (alpha_end_function): Print nop if call at end of function.
4547 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
4548 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
4549 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
4550 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
4551 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
4552 the call pattern. Update peepholes to match.
4554 2007-04-05 Janis Johnson <janis187@us.ibm.com>
4556 * doc/extend.texi (Other Builtins): Add decimal float variants
4558 * builtins.def: Ditto.
4559 * builtins.c (expand_builtin): Ditto.
4561 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
4562 H.J. Lu <hongjiu.lu@intel.com>
4565 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
4566 of V8HImode when calling ix86_binary_operator_ok.
4567 (sse2_pmaddwd): Call ix86_binary_operator_ok.
4568 (sdot_prodv8hi): Operands 1 and 2 must be register.
4570 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4572 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4573 initialize align to silence bogus warning.
4575 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4578 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4580 (struct sra_walk_fns): Remove use_all parameter from use.
4581 (sra_hash_tree): Handle BIT_FIELD_REFs.
4582 (sra_elt_hash): Don't hash bitfld blocks.
4583 (sra_elt_eq): Skip them in parent compares as well. Handle
4585 (sra_walk_expr): Don't maintain or pass down use_all_p.
4586 (scan_use): Remove use_all parameter.
4587 (scalarize_use): Likewise. Re-expand assignment to
4588 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4589 output, and re-scalarize after output. Don't mark anything
4591 (scalarize_ldst): Adjust.
4592 (scalarize_walk_gimple_modify_statement): Likewise.
4593 (build_element_name_1): Handle BIT_FIELD_REFs.
4594 (instantiate_element): Don't warn for any element whose parent
4596 (instantiate_missing_elements_1): Return the sra_elt.
4597 (canon_type_for_field): New.
4598 (try_instantiate_multiple_fields): New.
4599 (instantiate_missing_elemnts): Use them.
4600 (mark_no_warning): Removed.
4601 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4602 (REPLDUP, sra_build_elt_assignment): New.
4603 (generate_copy_inout): Use them.
4604 (generate_element_copy): Likewise. Handle bitfld differences.
4605 (generate_element_zero): Don't recurse for blocks. Use
4606 sra_build_elt_assignment.
4607 (generate_one_element_int): Take elt instead of var. Use
4608 sra_build_elt_assignment.
4609 (generate_element_init_1): Adjust.
4610 (scalarize_use, scalarize_copy): Use REPLDUP.
4611 (scalarize_ldst): Move assert before dereference.
4612 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4614 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4616 * regmove.c: Fix unused variable warnings due to previous commit.
4618 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4620 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
4621 (regmove_bb_head): Remove.
4622 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
4623 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
4624 problems with fixup_match_1.
4625 Don't initialize/free regmove_bb_head.
4627 (reg_is_remote_constant_p): If an insn is in the same basic block
4628 but not before INSN, consider it remote, too.
4630 2007-04-05 Anatoly Sokolov <aesok@post.ru>
4633 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
4634 DECL_ASSEMBLER_NAME, not the DECL_NAME.
4636 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
4638 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
4639 (CONDITIONAL_REGISTER_USAGE): Likewise.
4641 2007-04-04 Richard Henderson <rth@redhat.com>
4643 * config/alpha/lib1funcs.asm: Remove unused file.
4645 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4648 * opts.c (print_specific_help): Fix --help=<language>
4650 (common_handle_option): Support --help=common.
4652 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4655 * gcc.c (main): Do not run the linker if
4656 print_subprocess_help indicates that it shouldn't be
4659 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4662 * doc/invoke.texi (--help=): Document <languages> value, fix
4663 formatting in tables of values.
4665 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
4667 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
4668 dllimport attribute of virtual methods.
4670 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
4672 * config/score/crti.asm: Change _bss_start to __bss_start.
4673 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
4674 (OUTGOING_REG_PARM_STACK_SPACE) update.
4675 * config/score/score.opt: add options to make backend support
4676 score5, score5u, score7 and score7d.
4677 * config/score/score.md: Likewise.
4678 * config/score/misc.md: Likewise.
4679 * config/score/mac.md: Likewise.
4680 * doc/invoke.texi: Likewise.
4681 * doc/md.texi: update constraints define.
4683 2007-04-03 Richard Henderson <rth@redhat.com>
4685 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
4686 an appropriate type, use the mode instead.
4688 2007-04-03 Richard Sandiford <richard@codesourcery.com>
4690 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
4691 Set the default --with-arch setting to mips2.
4692 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
4693 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4694 (MULTILIB_OSDIRNAMES): Delete.
4695 (MULTILIB_DIRNAMES): Define.
4696 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
4697 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
4698 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
4699 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
4700 VXWORKS_OS_CPP_BUILTINS.
4701 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
4702 (MIPS_DEBUGGING_INFO): Undefine.
4703 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
4705 2007-04-03 Jakub Jelinek <jakub@redhat.com>
4708 * fold-const.c (native_encode_real): Encode real.c provided longs
4709 as a series of 32-bit native integers.
4710 (native_interpret_real): Interpret buffer as a series of 32-bit
4713 2007-04-03 Richard Guenther <rguenther@suse.de>
4715 * genpreds.c (write_insn_constraint_len): Write function
4716 optimized for CONSTRAINT_LEN implementation.
4717 (write_tm_preds_h): Output insn_constraint_len inline and
4718 use it for CONSTRAINT_LEN.
4719 (write_insn_preds_c): Don't output insn_constraint_len.
4720 * doc/md.texi (define_register_constraint): Document multi-letter
4721 constraints shall have the same length if they start with the same
4724 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4727 * config/i386/i386.md (isinf<mode>2): Expand only when
4728 TARGET_C99_FUNCTIONS is set.
4730 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4732 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
4733 (x86_64-*-linux*): Ditto.
4734 * config/i386/i386.opt (mpc): New option.
4735 * config/i386/i386.c (overrride_options): Handle
4736 ix87_precision_string.
4737 * config/i386/crtprec.c: New file.
4738 * config/i386/t-crtpc: Ditto.
4739 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
4741 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
4742 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4743 crtprec32.o, crtprec64.o and crtprec80.o.
4745 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
4747 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
4749 2007-04-02 Eric Christopher <echristo@apple.com>
4751 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
4752 limitations on darwin.
4754 2007-04-02 Anatoly Sokolov <aesok@post.ru>
4757 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
4759 2007-04-02 Dave Korn <dave.korn@artimi.com>
4761 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
4763 2007-04-02 Dave Korn <dave.korn@artimi.com>
4765 * libgcc2.h (exception_descriptor): Don't forward-declare.
4766 (__get_eh_table_language, __get_eh_table_version): Delete
4767 prototypes of long-dead functions.
4769 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
4771 * ebitmap.h: New file
4772 * ebitmap.c: New file
4773 * Makefile.in (ebitmap.o): New target.
4775 2007-04-01 Jan Hubicka <jh@suse.cz>
4777 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
4778 before very first instruction.
4780 2007-04-01 Jan Hubicka <jh@suse.cz>
4782 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
4783 waring on 64bit hosts.
4784 * bitmap.h: Fix typo in bitmap_head_def.
4786 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
4788 PR rtl-optimization/31391
4789 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
4790 into a DELETED_LABEL note, and the label is in an empty basic
4791 block, update BB_END as well as BB_HEAD.
4793 2007-04-01 Richard Henderson <rth@redhat.com>
4795 PR tree-optimization/31169
4796 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
4797 to varying if the range is outside [0, prec-1].
4799 2007-04-01 Richard Sandiford <richard@codesourcery.com>
4802 * config/mips/mips.md (load_const_gp): New insn.
4803 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
4804 the MIPS16 GP pseudo register if no_new_pseudos.
4805 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
4807 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4810 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
4812 (call_value): Likewise.
4814 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
4815 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4818 * doc/invoke.texi: (optimization options): Reword description
4819 of -ffast-math. Document its primary purpose.
4821 2007-03-31 Richard Guenther <rguenther@suse.de>
4823 * omp-low.c (splay-tree.h): Include.
4824 (lookup_decl): Replace splay-tree usage by pointer-map.
4825 (maybe_lookup_decl): Likewise.
4826 (new_omp_context): Likewise.
4827 (delete_omp_context): Likewise.
4828 * gimplify.c (splay-tree.h): Include.
4829 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
4831 (remap_ssa_name): Likewise.
4832 (remap_decl): Likewise.
4833 (remap_type_1): Likewise.
4834 (remap_type): Likewise.
4835 (copy_body_r): Likewise.
4836 (expand_call_inline): Likewise.
4837 (clone_body): Likewise.
4838 (copy_tree_r): Likewise.
4839 (remap_save_expr): Likewise.
4840 (unsave_r): Likewise.
4841 (unsave_expr_now): Likewise.
4842 (tree_function_versioning): Likewise.
4843 (build_duplicate_type): Likewise.
4844 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
4845 (struct copy_body_data): Replace splay-tree by pointer-map.
4846 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
4847 not $(SPLAY_TREE_H).
4848 (gimplify.o): Depend on $(SPLAY_TREE_H).
4849 (omp-low.p): Likewise.
4851 2007-03-31 Anatoly Sokolov <aesok@post.ru>
4853 * config/avr/predicates.md (even_register_operand,
4854 odd_register_operand): New predicates.
4855 * config/avr/avr.md (movw peephole2): New.
4856 (movw_r peephole2): New.
4858 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
4860 * tree.h (get_signed_or_unsigned_type): New.
4861 * fold-const.c (operand_equal_for_comparison_p): Use
4862 get_signed_or_unsigned_type instead of
4863 lang_hooks.types.signed_or_unsigned_type.
4864 * expr.c (store_expr): Ditto.
4865 * langhooks.c (get_signed_or_unsigned_type): New.
4866 (lhd_signed_or_unsigned_type): New.
4867 * langhooks.h (lhd_signed_or_unsigned_type): New.
4868 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
4870 2007-03-30 Richard Henderson <rth@redhat.com>
4872 * tree-ssa-loop-ivopts.c: Include target.h.
4873 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
4874 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
4875 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
4876 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
4878 2007-03-30 Richard Henderson <rth@redhat.com>
4879 Kai Tietz <kai.tietz@onevision.com>
4881 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
4883 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
4884 (TARGET_64BIT_MS_ABI): New.
4885 (DBX_REGISTER_NUMBER): Handle 64-bit.
4886 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
4887 (LONG_TYPE_SIZE): Force to 32.
4888 (REG_PARM_STACK_SPACE): New.
4889 (OUTGOING_REG_PARM_STACK_SPACE): New.
4890 (REGPARM_MAX, SSE_REGPARM_MAX): New.
4891 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4892 (STACK_BOUNDARY): Use 128 for 64-bit.
4893 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
4894 Add 64-bit implementation.
4895 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
4897 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
4898 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
4899 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
4900 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
4901 (ix86_handle_cconv_attribute): Don't warn when ignoring if
4902 TARGET_64BIT_MS_ABI.
4903 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
4904 (ix86_pass_by_reference): Likewise.
4905 (ix86_function_value_regno_p): Likewise.
4906 (ix86_build_builtin_va_list): Likewise.
4907 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
4908 (function_arg_advance_ms_64): New.
4909 (function_arg_advance): Call it.
4910 (function_arg_ms_64): New.
4911 (function_arg): Call it.
4912 (function_value_ms_64): New.
4913 (ix86_function_value_1): Call it.
4914 (return_in_memory_ms_64): New.
4915 (ix86_return_in_memory): Call it.
4916 (setup_incoming_varargs_ms_64): New.
4917 (ix86_setup_incoming_varargs): Call it.
4918 (ix86_expand_prologue): Handle 64-bit stack probing.
4919 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
4920 (output_pic_addr_const): Likewise.
4921 (x86_this_parameter): Likewise.
4922 (x86_output_mi_thunk): Likewise.
4923 (x86_function_profiler): Likewise.
4924 (TARGET_STRICT_ARGUMENT_NAMING): New.
4925 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
4926 (TARGET_64BIT_MS_ABI): New.
4927 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
4928 * config/i386/i386.md (allocate_stack_worker): Remove.
4929 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
4930 describe the clobber of eax without a match_scratch.
4931 (allocate_stack_worker_postreload): Remove.
4932 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
4933 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
4934 (allocate_stack_worker_rex64_postreload): Remove.
4935 (allocate_stack): Handle 64-bit.
4936 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
4937 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
4938 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
4939 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
4940 (STANDARD_STARTFILE_PREFIX_1): Likewise.
4941 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
4942 * config.build (x86_64-*-mingw*): New host.
4943 * config.host (x86_64-*-mingw*): New host.
4944 * config.gcc (x86_64-*-mingw*): New target.
4945 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
4947 2007-03-30 Richard Henderson <rth@redhat.com>
4948 Kai Tietz <kai.tietz@onevision.com>
4950 * c-pragma.c (struct def_pragma_macro_value): New.
4951 (struct def_pragma_macro): New.
4952 (pushed_macro_table): New.
4953 (dpm_hash, dpm_eq): New.
4954 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
4955 (init_pragma): Install them.
4956 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4958 2007-03-30 Anatoly Sokolov <aesok@post.ru>
4960 * config/avr/avr.c (avr_override_options): Clear
4961 'flag_delete_null_pointer_checks'.
4963 2007-03-30 Paolo Carlini <pcarlini@suse.de>
4966 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
4967 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
4968 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
4969 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
4970 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
4971 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
4972 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
4974 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
4976 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
4978 * regmove.c: Move all of pass_stack_adjustments from here...
4979 * combine-stack-adj.c: ...to this new file.
4980 * Makefile.in: Add rules for combine-stack-adj.o.
4982 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
4984 PR tree-optimization/31383
4985 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
4986 to have the same length.
4988 2007-03-30 Jan Hubicka <jh@suse.cz>
4991 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
4992 availablility; add more sanity checking; ask varpool only about
4995 2007-03-29 Richard Henderson <rth@redhat.com>
4997 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
4998 to decide, but __SIZEOF_LONG_LONG__.
5000 2007-03-29 Richard Henderson <rth@redhat.com>
5002 * emutls.c (struct __emutls_array): New.
5003 (emutls_destroy): Use it instead of casting element 0 from void*.
5004 (__emutls_get_address): Likewise.
5006 2007-03-29 Richard Henderson <rth@redhat.com>
5008 * varasm.c (initializer_constant_valid_p): Don't deny
5009 DECL_DLLIMPORT_P on functions.
5011 * config/i386/cygming.h: Remove function declarations.
5012 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5013 (ASM_OUTPUT_LABELREF): Remove.
5014 (COMMON_ASM_OP): Remove.
5015 (ASM_OUTPUT_COMMON): Remove.
5016 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5017 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5018 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5019 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5020 Rename from TARGET_ENCODE_SECTION_INFO.
5021 * config/i386/netware.h: Likewise.
5022 * config/i386/i386-protos.h: Update.
5023 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5024 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5025 (legitimate_constant_p): Reject dllimports.
5026 (dllimport_map, get_dllimport_decl): New.
5027 (legitimize_dllimport_symbol): New.
5028 (legitimize_address, ix86_expand_move): Use it.
5029 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5030 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5031 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5032 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5033 * config/i386/predicates.md (constant_call_address_operand): Only
5034 accept symbols; reject dllimport_p symbols.
5035 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5036 i386_pe_maybe_record_exported_symbol.
5037 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5038 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5039 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5040 trust the setting of DECL_DLLIMPORT_P.
5041 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5042 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5043 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5044 tidy the argument scanning loop.
5045 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5046 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5047 (i386_pe_strip_name_encoding): Remove.
5048 (i386_pe_binds_local_p): New.
5049 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5050 (i386_pe_output_labelref): Remove.
5051 (i386_pe_asm_output_aligned_decl_common): New.
5052 (i386_pe_maybe_record_exported_symbol): Rename from
5053 i386_pe_record_exported_symbol; check for dllexported symbols.
5055 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5057 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5058 add comment explaining why vsnprintf cannot be used.
5060 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5062 PR tree-optimization/30666
5063 * tree.c (build_complex_type): When creating type names for DWARF2
5064 debug info, create TYPE_DECLs for TYPE_NAME instead of
5066 (build_common_tree_nodes_2): Use build_complex_type when building
5067 predefined complex types, to preserve canonical types.
5069 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5071 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5072 (noce_get_alt_condition): Look at it to determine whether to
5073 reverse the condition or not.
5074 (noce_get_condition): Substitute the truth for lies.
5075 (noce_find_if_block): Set the then_else_reversed field.
5077 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5079 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5080 destination of this insn.
5081 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5082 than calling gen_rtx_SET directly. Use r0 to hold the value of
5083 'address + 4' rather than a stack based temporary which can be
5086 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5088 * config/s390/s390.c (s390_secondary_input_reload_class,
5089 s390_secondary_output_reload_class): Functions removed.
5090 (s390_secondary_reload): New function.
5091 (TARGET_SECONDARY_RELOAD): Target macro defined.
5092 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5093 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5094 * config/s390/s390.md ("reload_outti", "reload_outdi",
5095 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5096 "reload_out<mode>"): Expanders removed.
5097 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5098 "reload<mode>_nonoffmem_out"): Expanders added.
5100 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5102 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5103 SRC->DEST replacement failed anyway.
5105 2007-03-28 Mike Stump <mrs@apple.com>
5107 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5108 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5109 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5111 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5113 * config.gcc: Accept barcelona as a variant of amdfam10.
5114 * config/i386/i386.c (override_options): Likewise.
5115 * doc/invoke.texi: Likewise.
5117 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5119 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5120 offsets for BIT_FIELD_REF and COMPONENT_REF.
5122 2007-03-28 Richard Guenther <rguenther@suse.de>
5124 * tree.c (is_global_var): Move ...
5125 * tree-flow-inline.h (is_global_var): ... here.
5126 * tree.h (is_global_var): Remove declaration.
5128 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5130 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5132 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5133 * config/i386/i386.c (ix86_tune_features): Initialize new
5135 * config/i386/predicates.md (promotable_binary_operator): Use
5136 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5138 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5141 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5143 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5145 * config/fr30/fr30.md (movsi_internal): Change destination
5146 constraint from m to V and add m to the end.
5148 2007-03-28 Christian Bruel <christian.bruel@st.com>
5150 * config/sh/sh.md (movsi_i): Fix type attribute.
5152 2007-03-28 Christian Bruel <christian.bruel@st.com>
5154 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5155 (movsf_ie): Likewise.
5157 2007-03-28 Christian Bruel <christian.bruel@st.com>
5159 * config.gcc: Add sh4-300 to multilib.
5160 * config/sh/t-mlib-sh4-300: New file.
5162 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5164 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5165 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5167 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5168 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5169 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5170 "fixuns_trunctddi2"): Whitespace fix.
5172 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5174 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5175 the definition of struct sh_args.
5176 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5177 CALL_COOKIE_INT_REG_GET): Likewise.
5179 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5181 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5182 transformations are applied successfully.
5184 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5186 * tree.c (tree_contains_struct): Permit 512 tree codes.
5187 * tree.h (tree_contains_struct): Ditto.
5188 (MAX_TREE_CODES): Ditto.
5189 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5190 SPARE member to store remaining padding bits.
5192 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5194 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5197 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5199 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5200 * configure: Regenerate.
5202 * configure: Regenerate using the correct version of autoconf.
5204 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5206 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5208 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5209 regs to "__SP_L__" and "__SP_H__".
5211 2007-03-27 Richard Guenther <rguenther@suse.de>
5213 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5214 computations with it with a HOST_WIDE_INT variable.
5216 2007-03-26 Mike Stump <mrs@apple.com>
5218 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5219 objective-c-header, objective-c++-header and objc++-cpp-output
5221 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5223 2007-03-26 Richard Henderson <rth@redhat.com>
5226 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5227 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5228 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5229 IX86_BUILTIN_PSRLQ128): New.
5230 (ix86_init_mmx_sse_builtins): Add them.
5231 (ix86_expand_builtin): Expand them.
5232 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5233 operand 2 be TImode.
5234 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5235 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5236 _mm_srli_epi64): Mark __B const.
5237 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5238 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5239 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5240 new two-vector shift builtins.
5242 2007-03-26 Ian Lance Taylor <iant@google.com>
5244 PR tree-optimization/31345
5245 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5246 [+INF, +INF(OVF)] into VARYING.
5248 2007-03-26 Zack Weinberg <zackw@panix.com>
5250 * gengtype-parse.c: New file.
5251 * gengtype-yacc.y: Delete.
5252 * gengtype-lex.l: Don't include gengtype-yacc.h.
5253 Define YY_DECL and yyterminate appropriately for recursive
5254 descent parser. yylval is now a string out-parameter to yylex.
5255 (HWS, EOID): New shorthand.
5256 (IWORD): Add a couple more types.
5257 (yylex): Add a setup stanza. Remove the complex rules for
5258 detecting GTY'ed types and typedefs; replace with simple
5259 keyword detectors. Adjust everything for the changed
5260 definition of yylval. Ignore all pp-directives, not just #define.
5262 (parse_file): Rename yybegin; do not call yyparse.
5264 * gengtype.c (xasprintf): Export again.
5265 (this_file): New. Use everywhere __FILE__ was being used.
5266 (get_lang_bitmap): Special case types defined in gengtype.c.
5267 (do_typedef, new_structure): Suppress definition of certain types.
5268 (new_structure): Improve diagnostics of duplicate definitions.
5269 Make sure location_s is associated with input.h.
5270 (nreverse_pairs, define_location_structures): New functions.
5271 (main): Improve tagging of kludge types. Remove old kludges
5272 for input.h types; use define_location_structures.
5273 * gengtype.h: Update prototypes. Define token codes here.
5274 * Makefile.in: Remove all references to gengtype-yacc.
5275 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5277 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5278 add GTY((skip)) to the field that's only conditionally there.
5279 * doc/install.texi: Document that Bison is no longer required
5280 unless building treelang.
5282 * gengtype.c: Don't include gtyp-gen.h.
5283 (srcdir): Declare here.
5284 (base_files, lang_dir_names): Allocate dynamically.
5285 (gt_files, num_gt_files, num_lang_dirs): New globals.
5286 (measure_input_list, read_input_line, read_input_list)
5287 (set_lang_bitmap): New functions.
5288 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5289 simplify, relying on read_input_list to set up the bitmaps.
5290 (main): Arguments are no longer unused. Check for correct number
5291 of command line arguments, set srcdir and srcdir_len, then call
5292 read_input_list, before doing anything else. No need to worry
5293 about duplicates in main loop.
5294 * configure.ac: Simplify the calculation of all_gtfiles.
5295 Put language tags in there. Don't set or substitute
5296 all_gtfiles_files_langs or all_gtfiles_files_frags.
5297 * Makefile.in: Revamp the way gengtype is invoked, now that it
5298 takes a file on its command line with a much simpler format.
5299 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5300 (GTFILES): Remove duplicates and C source files.
5301 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5302 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5303 * configure: Regenerate.
5305 * gengtype.h: Remove all type definitions to gengtype.c; leave
5306 only definitions of options_p, type_p, and pair_p as opaque
5307 pointers. Update prototypes.
5308 * gengtype.c: Many type definitions moved here from gengtype.h.
5309 Consolidate type definitions at the top of the file.
5310 (xvasprintf): Delete.
5311 (xasprintf): Make static.
5312 (create_nested_pointer_option): Add 'next' parameter.
5313 (create_field_all, create_field_at): New functions.
5314 (create_field): Now a thin wrapper around create_field_all.
5315 (create_optional_field): Rename create_optional_field_ and add
5316 line argument. Original name is now a macro which supplies
5318 (oprintf): Use vsnprintf directly.
5319 (close_output_files): Use fatal rather than perror/exit.
5320 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5321 (main): Set progname. Don't use exit.
5322 * gengtype-yacc.y (struct_fields): Use create_field_at.
5323 (option, optionseqopt): Delete.
5324 (optionseq): Consolidate productions from option here so we
5325 can use the first argument to create_option.
5327 * gengtype-lex.l: Distinguish unions from structures in the
5328 token type. Don't call find_structure; return the tag as a string.
5329 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5330 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5331 Reorganize typedef_struct production accordingly.
5332 Use create_nested_ptr_option.
5333 * gengtype.c (create_nested_ptr_option): New function.
5334 * gengtype.h: Declare it.
5336 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5337 (string_type): Don't declare.
5338 (do_scalar_typedef): Declare.
5339 (create_scalar_type): Update prototype.
5340 * gengtype.c (string_type): Make static.
5341 (scalar_nonchar, scalar_char): New.
5342 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5343 (resolve_typedef): Use scalar_nonchar for error recovery.
5344 (create_scalar_type): Remove name_len field. Return scalar_char
5345 or scalar_nonchar as appropriate.
5346 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5348 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5350 (main): Initialize scalar_char and scalar_nonchar before calling
5352 * gengtype-lex.l: Adjust for removal of second argument to
5353 create_scalar_type. Use yylval.s instead of yylval.t when
5355 * gengtype-yacc.y: Type of SCALAR is string. Call
5356 create_scalar_type from type:SCALAR rule. Adjust for removal of
5357 second argument to create_scalar_type.
5359 * vec.h: Remove all #if IN_GENGTYPE blocks.
5360 Add comment saying that changes may require adjustments to gengtype.
5361 * gengtype.c: Don't include coretypes.h or tm.h.
5362 Add comment to inclusion of errors.h.
5363 (note_def_vec, note_def_vec_alloc): New functions.
5364 * gengtype.h: Declare new functions.
5365 * gengtype-lex.l: Don't include coretypes.h.
5366 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5368 (update_lineno): Remove unnecessary prototype.
5369 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5370 (VEC rule): Just return VEC_TOKEN.
5371 * gengtype-yacc.y (VEC_TOKEN): New token type.
5372 (type): Add a production for VEC(a,b).
5373 * Makefile.in: Update dependencies.
5375 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5376 typedefs that use the old PARAMS macro.
5378 * gengtype-lex.l: Remove all rules and states relating to yacc
5380 * gengtype-yacc.y: Similarly.
5381 * gengtype.c (note_yacc_type): Delete function.
5382 * gengtype.h: Update prototypes.
5384 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5386 * tree-pretty-print.c (dump_generic_node): Report precision of
5387 unnamed integer types.
5389 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5391 * ifcvt.c (noce_try_store_flag_constants): Don't check
5392 no_new_pseudos here.
5393 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5394 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5395 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5396 noce_try_sign_mask): Likewise.
5397 (if_convert): Check no_new_pseudos here.
5399 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5401 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5402 (noce_get_condition): Handle new then_else_reversed argument.
5403 (noce_init_if_info): Remove, fold into noce_find_if_block.
5404 (noce_process_if_block): Take a struct noce_if_info as the
5405 argument. Don't set up one based on ce_if_info. Update pointer
5406 references accordingly.
5407 (cond_move_process_if_block): Likewise.
5408 (process_if_block): Removed.
5409 (find_if_block): Removed. Move functionality two new functions,
5410 noce_find_if_block and cond_exec_find_if_block.
5411 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5412 blocks and the symmetric IF-ELSE-JOIN case.
5413 (cond_exec_find_if_block): Also new function mostly based on old
5414 find_if_block and process_if_block.
5415 (find_if_header): Replace find_if_block call with separately
5416 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5417 (find_cond_trap): Update noce_get_condition call.
5418 (dead_or_predicable): Likewise.
5420 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5422 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5424 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5425 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5426 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5427 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5428 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5429 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5430 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5431 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5432 __builtin_ia32_psrad128 builtins.
5434 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5436 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5437 * config/i386/constraints.md
5438 (define_constraint "I"): Use IN_RANGE macro.
5439 (define_constraint "J"): Ditto.
5440 (define_constraint "K"): Ditto.
5441 (define_constraint "M"): Ditto.
5442 (define_constraint "N"): Ditto.
5443 (define_constraint "O"): Ditto.
5444 * config/i386/predicates.md
5445 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5446 (define_predicate "const_0_to_3_operand"): Ditto.
5447 (define_predicate "const_0_to_7_operand"): Ditto.
5448 (define_predicate "const_0_to_15_operand"): Ditto.
5449 (define_predicate "const_0_to_63_operand"): Ditto.
5450 (define_predicate "const_0_to_255_operand"): Ditto.
5451 (define_predicate "const_1_to_31_operand"): Ditto.
5452 (define_predicate "const_2_to_3_operand"): Ditto.
5453 (define_predicate "const_4_to_7_operand"): Ditto.
5455 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5457 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5458 in SImode for save_world.
5459 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5462 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5464 PR tree-optimization/30784
5465 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
5468 2007-03-25 Revital Eres <eres@il.ibm.com>
5470 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
5471 Fold movement_possibility function into it.
5473 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5475 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
5476 (load_macho_picbase_{si,di}): Convert to LR hard reg.
5477 (call_indirect_nonlocal_darwin64): Same.
5478 (call_nonlocal_darwin64): Same.
5479 (call_value_indirect_nonlocal_darwin64): Same.
5480 (call_value_nonlocal_darwin64): Same.
5481 (sibcall_nonlocal_darwin64): Same.
5482 (sibcall_value_nonlocal_darwin64): Same.
5483 (sibcall_symbolic_64): Same.
5484 (sibcall_value_symbolic_64): Same.
5485 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
5487 (rs6000_emit_load_toc_table): Same.
5488 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
5489 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
5495 (load_toc_v4_pic_si): Same
5496 (load_toc_v4_PIC_1): Same.
5497 (load_toc_v4_PIC_1b): Same.
5498 (call_indirect_aix{32,64}): Same.
5499 (call_value_indirect_aix{32,64}): Same.
5502 (call_local{32,64}): Same.
5503 (call_value_local{32,64}): Same.
5504 (call_indirect_nonlocal_aix{32,64}): Same.
5505 (call_nonlocal_aix{32,64}): Same.
5506 (call_value_indirect_nonlocal_aix{32,64}): Same.
5507 (call_value_nonlocal_aix{32,64}): Same.
5508 (call_indirect_nonlocal_sysv<mode>): Same.
5509 (call_nonlocal_sysv<mode>): Same.
5510 (call_value_indirect_nonlocal_sysv<mode>): Same.
5511 (call_value_nonlocal_sysv<mode>): Same.
5513 (sibcall_local{32,64}): Same.
5514 (sibcall_value_local{32,64}): Same.
5515 (sibcall_nonlocal_aix{32,64}): Same.
5516 (sibcall_value_nonlocal_aix{32,64}): Same.
5517 (sibcall_nonlocal_sysv<mode>): Same.
5518 (sibcall_value): Same.
5519 (sibcall_value_nonlocal_sysv<mode>): Same.
5521 2007-03-24 Paul Brook <paul@codesourcery.com>
5523 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
5524 * config/arm/linux-eabi.h: Remove legacy syscall hack.
5526 2007-03-24 Richard Henderson <rth@redhat.com>
5528 * config/ia64/constraints.md: New file.
5529 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
5530 satisfies_constraint_?.
5531 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
5532 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
5533 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
5534 ia64_output_mi_thunk): Likewise.
5535 (ia64_const_ok_for_letter_p): Remove.
5536 (ia64_const_double_ok_for_letter_p): Remove.
5537 (ia64_extra_constraint): Remove.
5538 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
5539 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
5540 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
5541 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
5542 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
5543 EXTRA_MEMORY_CONSTRAINT): Remove.
5544 * config/ia64/ia64.md: Include constriants.md. Replace
5545 CONST_OK_FOR_? with satisfies_constraint_?.
5547 2007-03-23 Michael Meissner <michael.meissner@amd.com>
5548 H.J. Lu <hongjiu.lu@intel.com>
5550 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
5552 (name macros): Use DPD_BID_NAME to convert names properly.
5554 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
5555 decimal floating point format.
5556 (init_floating_libfuncs): Change decimal functions so that they
5557 have a "bid_" prefix if the decimal system uses the BID format,
5558 and "dpd_" prefix if the decimal system uses the DPD format.
5559 (init_interclass_conv_libfuncs): Ditto.
5560 (init_intraclass_conv_libfuncs): Ditto.
5562 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5563 using the BID format.
5565 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5566 whether we are using the BID decimal format.
5567 * configure: Regenerate.
5569 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5570 the compiler has decimal floating point enabled. Define
5571 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5574 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5575 using the BID format.
5577 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5578 whether we are using the BID decimal format.
5579 * configure: Regenerate.
5581 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5582 the compiler has decimal floating point enabled. Define
5583 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5586 * doc/install.texi (--enable-decimal-float): Document BID and DPD
5587 options, and that it is enabled for i386/x86_64 systems.
5589 * Makefile.in (enable_decimal_float): New.
5591 (DECNUMINC): Add -I$(DECNUMFMT).
5592 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
5593 to $(DECNUMFMT) from $(DECNUM).
5595 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
5596 Substitute enable_decimal_float.
5597 * configure: Regenerated.
5600 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
5603 * configure.ac: Enable decimal float for x86_64-*-linux*.
5604 * configure: Regenerated.
5607 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
5608 decimal128ClearSign to flip and clear the sign bit in decimal128.
5609 (decimal_real_maxval): Set decimal128SetSign to set the sign
5612 2007-03-23 Ian Lance Taylor <iant@google.com>
5614 * fold-const.c (fold_binary): Correct warning for X - c >= X.
5616 2007-03-23 Ian Lance Taylor <iant@google.com>
5618 * tree-dump.c (dump_files): Correct comment.
5620 2007-03-23 Ian Lance Taylor <iant@google.com>
5622 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
5624 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
5626 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
5627 in cfglayout mode. Don't go into and out of cfglayout mode.
5628 Link the blocks in the order of the constructed traces.
5629 (rest_of_handle_tracer): Adjust call to tracer.
5630 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
5631 Don't go into cfglayout mode.
5632 (rtl_loop_done): Don't go out of cfglayout mode.
5633 * cfglayout.c (relink_block_chain): New function, split out from...
5634 (fixup_reorder_chain): ...here. Remove redundant checking.
5635 (cfg_layout_finalize): Don't clear the header, footer, and aux
5636 fields here, move the code to do so to relink_block_chain. Likewise
5637 for free_original_copy_tables.
5638 * rtl.h (tracer): Update prototype.
5639 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
5640 Assert we are in cfglayout mode. Don't go into and out of cfglayout
5641 mode. Use relink_block_chain to serialize the CFG according to the
5642 new basic block order. Move targetm.cannot_modify_jumps_p check from
5644 (gate_handle_reorder_blocks): ...to here.
5645 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
5647 (gate_duplicate_computed_gotos): ...to here.
5648 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
5649 something always changes when going into and out of cfglayout mode.
5650 Perform an expensive cfg cleanup while going into cfglayout mode.
5651 Always update liveness information on HAVE_conditional_execution
5652 targets. Reserialize the basic blocks and go out of cfglayout mode.
5653 * reg-stack.c: Include cfglayout.h.
5654 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
5655 the call to reorder_basic_blocks.
5656 * basic-block.h (reorder_basic_blocks): Update prototype.
5657 (relink_block_chain): New prototype.
5658 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
5660 2007-03-23 Joseph Myers <joseph@codesourcery.com>
5662 * config/mips/mips.md (type, hazard, *movdi_32bit,
5663 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
5664 *movhi_internal, *movqi_internal, *movsf_hardfloat,
5665 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
5666 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
5667 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
5669 (movcc): Change first xfer to multi.
5670 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
5671 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
5672 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
5673 config/mips/generic.md: Change reservations using "xfer" to use
5675 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
5676 using match_operand.
5677 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
5678 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
5680 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
5682 2007-03-22 Richard Henderson <rth@redhat.com>
5684 * config/i386/i386.c: Remove unnecessary function declarations.
5685 Move targetm definition, and all related macros, to the end of
5686 the file. Resort some functions to put definitions before uses.
5687 (ix86_attribute_table): Make static. Move to end of file.
5688 (ix86_gimplify_va_arg): Make static.
5690 2007-03-22 Richard Henderson <rth@redhat.com>
5692 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
5693 don't increase local_regparm with force_align_arg_pointer check.
5694 (ix86_function_sseregparm): Assert 32-bit.
5695 (type_has_variadic_args_p): New.
5696 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
5697 type_has_variadic_args_p.
5698 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
5699 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
5700 use memset instead. Do maybe_vaarg check first; skip attribute
5701 tests if true; skip attribute tests for 64-bit.
5702 (construct_container): Remove TARGET_DEBUG_ARG.
5703 (function_arg_advance_32, function_arg_advance_64): Split out ...
5704 (function_arg_advance): ... from here.
5705 (function_arg_32, function_arg_64): Split out ...
5706 (function_arg): ... from here.
5707 (ix86_pass_by_reference): Tidy.
5708 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
5709 (function_value_32): New, from parts of ix86_function_value
5710 and ix86_value_regno.
5711 (function_value_64): New, from parts of ix86_function_value
5712 and ix86_libcall_value.
5713 (ix86_function_value_1): New.
5714 (ix86_function_value, ix86_libcall_value): Use it.
5715 (return_in_memory_32, return_in_memory_64): Split out ...
5716 (ix86_return_in_memory): ... from here.
5717 (ix86_struct_value_rtx): Skip for 64-bit.
5718 (ix86_libcall_value, ix86_value_regno): Remove.
5719 (setup_incoming_varargs_64): Split out ...
5720 (ix86_setup_incoming_varargs): ... from here.
5721 (ix86_va_start): Remove TARGET_DEBUG_ARG.
5722 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
5723 * config/i386/i386-protos.h (ix86_function_value): Remove.
5724 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
5726 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5729 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
5730 infinities not supported, otherwise emit warning if -Woverflow. On
5731 underflow, emit warning if -Woverflow.
5732 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
5734 * real.h (real_from_string): Update declaration
5736 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
5737 Richard Henderson <rth@redhat.com>
5739 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
5740 * calls.c (compute_argument_block_size, expand_call,
5741 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
5742 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
5743 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
5744 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
5745 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
5746 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
5747 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
5748 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
5751 2007-03-22 Joseph Myers <joseph@codesourcery.com>
5753 * c-incpath.c (add_sysroot_to_chain): New.
5754 (merge_include_chains): Add sysroot argument. Call
5755 add_sysroot_to_chain if sysrooted.
5756 (register_include_chains): Update call to merge_include_chains.
5757 * doc/cppopts.texi: Document use of '=' in include directory
5760 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
5763 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
5764 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
5765 insn pattern using X87MODEF12 mode macro.
5767 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
5769 * regmove.c (regmove_optimize): Use reg_mentioned_p
5770 instead of reg_overlap_mentioned_p for DST.
5772 2007-03-21 Mike Stump <mrs@apple.com>
5774 * c.opt: Fixup for Objective-C/C++.
5776 2007-03-21 Steve Ellcey <sje@cup.hp.com>
5778 * explow.c (convert_memory_address): Fold memory reference when
5779 POINTERS_EXTEND_UNSIGNED < 0
5781 2007-03-21 Richard Henderson <rth@redhat.com>
5784 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
5785 * config/i386/mmintrin.h (__m64): Likewise.
5786 * config/i386/xmmintrin.h (__m128): Likewise.
5788 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5790 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
5791 (VXWORKS_OS_CPP_BUILTINS): Define.
5792 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
5793 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
5795 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5797 * rtl.h (constant_pool_reference_p): Delete.
5798 (find_constant_src): Declare.
5799 * rtlanal.c (find_constant_src): New function.
5800 * simplify-rtx.c (constant_pool_reference_p): Delete.
5801 * config/i386/i386.md: Use find_constant_src instead of
5802 constant_pool_reference_p/avoid_constant_pool_reference pairs.
5804 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5806 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
5807 * c-cppbuiltin.c (c_cpp_builtins): Define them.
5809 2007-03-20 Mark Mitchell <mark@codesourcery.com>
5811 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
5812 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
5813 (arm_elf_asm_constructor): Use it.
5814 (arm_elf_asm_destructor): New function.
5816 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
5818 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5820 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
5822 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
5824 2007-03-19 Andrew Haley <aph@redhat.com>
5826 PR tree-optimization/31264
5827 * tree-vrp.c (register_edge_assert_for_1): Don't look though
5830 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
5832 PR rtl-optimization/30907
5833 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
5834 (fwprop_init): Always call loop_optimizer_initialize.
5835 (fwprop_done): Always call loop_optimizer_finalize.
5836 (fwprop): We always have loop info now.
5837 (gate_fwprop_addr): Remove.
5838 (pass_fwprop_addr): Use gate_fwprop as gate.
5840 PR rtl-optimization/30841
5841 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
5842 df_chain_alloc): Call df_reorganize_refs unconditionally.
5843 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
5844 refs_organized to refs_organized_size.
5845 (df_ref_create_structure): Use refs_organized_size instead of
5846 bitmap_size if refs had been organized, and keep refs_organized_size
5848 * df.h (struct df_ref_info): Change refs_organized to
5849 refs_organized_size.
5850 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
5853 2007-03-19 Mark Mitchell <mark@codesourcery.com>
5855 * except.c (output_function_exception_table): Do not reference the
5856 EH personality routine for functions that do not require an
5859 2007-03-20 Jakub Jelinek <jakub@redhat.com>
5862 * c-typeck.c (convert_for_assignment): Call comptypes for
5863 RECORD_TYPE or UNION_TYPE.
5866 * reload1.c (reload): Do invalid ASM checking after
5867 cleanup_subreg_operands.
5869 2007-03-19 Jeff Law <law@redhat.com>
5871 * tree-cfg.c (find_taken_edge): Tighten conditions for
5872 optimizing computed gotos.
5874 2007-03-19 Michael Matz <matz@suse.de>
5876 * builtins.c (expand_builtin_sync_operation,
5877 expand_builtin_compare_and_swap,
5878 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
5881 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
5882 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
5885 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5887 * doc/tm.texi: Add brackets around the return type of
5888 TARGET_SECONDARY_RELOAD.
5890 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5891 Richard Guenther <rguenther@suse.de>
5893 PR tree-optimization/31254
5894 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5895 Use handled_component_p () where appropriate. Continue
5896 propagating into the rhs if we propagated into an INDIRECT_REF
5899 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5901 * config/s390/s390.md (op_type attribute): RRR instruction type added.
5902 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5903 (xde, xdee): Mode attributes adjusted to support DFP modes.
5904 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
5905 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
5906 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
5907 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
5908 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
5909 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5910 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
5912 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
5913 "movsf"): Insn definitions removed.
5914 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
5915 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
5916 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
5918 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
5919 "reload_in<mode>", "reload_out<mode>"): Expander added.
5920 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
5923 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5925 * config/s390/s390.md: Only non-functional changes. Renamed
5926 FPR mode macro to BFP all over the file.
5928 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5930 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
5931 (op_type attribute): RRF instruction type added.
5932 (fT0): New mode attribute.
5933 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5934 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
5935 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
5936 no secondary memory is needed when moving DFmode values between GPRs
5939 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5941 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
5942 inverted and documentation adjusted.
5943 ("mhard-dfp", "msoft-dfp"): New options.
5944 * config/s390/s390.c (s390_handle_arch_option): New architecture
5946 (override_options): Sanity checks for the new options added.
5947 * config.gcc: New architecture switch: z9-ec.
5948 * config/s390/s390.h (processor_flags): PF_DFP added.
5949 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
5950 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
5951 when the bit is NOT set so remove it from the defaults.
5953 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5955 * genemit.c (main): Print include statement for dfp.h.
5956 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
5959 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5961 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
5963 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
5966 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
5969 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5971 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
5972 attr_length_call, output_call, output_indirect_call): Cleanup
5973 formatting of targetm calls.
5975 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5977 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5979 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5981 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
5982 reservation, bypass and anti-bypass descriptions for these instructions.
5983 Update move patterns.
5984 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
5987 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
5989 * tree-vect-transform.c (get_initial_def_for_induction): Replace
5990 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
5991 (get_initial_def_for_reduction): Likewise.
5993 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
5995 Fix PR tree-optimization/29922
5996 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
5997 (get_representative): Removed.
5998 (value_dies_in_block_x): Update for rvuse removal.
5999 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6000 (compute_antic_aux): Handle when PHI nodes appear in
6001 non-single-successors.
6002 (dump_bitmap_of_names): Removed.
6003 (compute_antic_safe): Renamed and removed rvuse calculation.
6004 Calculate only antic safe.
6005 (insert_into_preds_of_block): Remove assert.
6006 (execute_pre): Update for renamed functions.
6007 (defer_or_phi_translate_block): New function.
6009 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6011 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6012 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6014 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6015 Follow spelling conventions.
6017 * tree-data-ref.h: Remove the prototype for analyze_array.
6019 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6021 PR tree-optimization/31041
6022 * tree-vect-transform.c (get_initial_def_for_induction): Call
6023 force_gimple_operand.
6025 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6027 * ipa-type-escape.c (look_for_casts) : Revert code to use
6028 handled_component_p due to ada test a-numaux.adb.
6030 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6032 * final.c (final_scan_insn): Alter the condition of a
6033 conditional trap if we have nonstandard CC.
6035 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6037 * configure.ac: Remove excess quoting from asm line 0 test.
6038 * configure: Rebuilt.
6040 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6042 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6043 * c-common.c (convert_and_check): Move warning logic to...
6044 (warnings_for_convert_and_check): ...here. Define.
6045 * c-common.h (warnings_for_convert_and_check): Declare.
6047 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6049 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6050 (output_call): Likewise.
6052 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6054 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6056 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6058 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6060 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6062 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6063 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6065 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6067 PR tree-optimization/31183
6068 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6069 Use double_int instead of unsigned int for representing access_strides.
6070 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6072 2007-03-16 Richard Guenther <rguenther@suse.de>
6074 PR tree-optimization/31146
6075 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6076 to allow recursion of forward_propagate_addr_expr.
6077 (forward_propagate_addr_into_variable_array_index): Likewise.
6078 (forward_propagate_addr_expr): Likewise.
6079 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6080 (forward_propagate_addr_expr_1): Recurse on simple copies
6081 instead of propagating into them. Do so for useless conversions
6083 (forward_propagate_addr_expr): Clean up unused statements after
6086 2007-03-16 Richard Guenther <rguenther@suse.de>
6088 * builtins.c (expand_builtin_cexpi): Use the right argument
6089 for the expansion via cexp.
6091 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6093 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6094 * configure: Rebuilt.
6096 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6099 * dwarf2out.c (force_type_die): Adjust comment.
6100 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6102 2007-03-15 DJ Delorie <dj@redhat.com>
6104 * config/frv/predicates.md (minmax_operator): Don't check operands
6107 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6109 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6110 Update constant estimates of number of iterations.
6111 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6112 argument renamed to "realistic".
6113 (compute_estimated_nb_iterations): Removed.
6114 (record_niter_bound): New function.
6115 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6116 call record_nonwrapping_iv with upper = false.
6117 (infer_loop_bounds_from_signedness): Pass upper argument to
6118 record_nonwrapping_iv.
6119 (estimate_numbers_of_iterations_loop): Do not call
6120 compute_estimated_nb_iterations. Record estimate based on profile
6121 information. Initialize the constant estimates of number of
6123 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6125 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6126 number of iterations is too small.
6127 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6128 (EST_NOT_AVAILABLE): Removed.
6129 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6130 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6133 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6135 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6136 Handle NE_EXPR guards.
6138 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6141 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6142 Set also -pedantic-errors by default for the preprocessor unless
6143 -fpermissive is given.
6145 2007-03-15 Richard Guenther <rguenther@suse.de>
6149 * builtins.c (expand_builtin_cexpi): As a fallback if we
6150 don't have builtins for sincos or cexp create a function
6151 declaration for cexp and expand to a call to that.
6152 (expand_builtin_int_roundingfn): Always fall
6153 back to floor/ceil and its variants even if they may be
6156 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6159 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6160 jump tables, move the call to delete_dead_jumptables from here...
6161 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6162 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6163 don't allow merging of blocks that try_redirect_by_replacing_jump
6164 also does not handle when not optimizing.
6166 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6167 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6169 * config/i386/i386.md (x86_sahf_1): Correctly handle
6172 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6175 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6176 x86_64_general_operand as operand[2] predicate. Remove "iF"
6177 from operand constraints and use "e" constraint instead.
6178 (*subti3_1, *subti3_1 splitter): Ditto.
6179 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6180 operand[1] predicate.
6182 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6184 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6185 arrays, multiply the access strides by the size of the sub-array.
6186 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6188 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6190 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6191 the configured assembler supports the sahf mnemonic.
6192 * configure: Regenerate.
6193 * config.in: Regenerate.
6195 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6196 emit "sahf" or ".byte\t0x9e" as asm template.
6198 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6201 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6202 option to replace hard coded TARGET_xxx in md file.
6203 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6204 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6205 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6206 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6207 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6208 (X86_TUNE_NOT_VECTORMODE): Ditto.
6209 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6210 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6211 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6212 (TUNE_SLOW_IMUL_IMM8): Ditto.
6213 (TUNE_MOVE_M1_VIA_OR): Ditto.
6214 (TUNE_NOT_UNPAIRABLE): Ditto.
6215 (TUNE_NOT_VECTORMODE): Ditto.
6217 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6220 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6221 tuning options instead of hard coded TARGET_xxx.
6222 (fix ssemode peephole2's): Ditto.
6223 (imul peephole2's): Ditto.
6225 (movdi_or_rex64): Ditto.
6226 (move peephole2): Ditto.
6227 (not peephole2's): Ditto.
6229 2007-03-14 Dirk Mueller <dmueller@suse.de>
6231 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6232 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6233 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6235 * c-parser.c (c_parser_do_statement): Warn about empty body in
6237 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6238 * doc/invoke.texi (-Wempty-body): Update documentation.
6240 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6243 * c-common.h (warn_for_div_by_zero): Declare.
6244 * c-common.c (warn_for_div_by_zero): Define.
6245 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6248 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6250 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6251 to PREFIX and STANDARD_PREFIX.
6253 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6254 Phil Edwards <phil@codesourcery.com>
6256 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6257 (__gthread_once_t): Remove busy field for RTPs.
6258 (__GTHREAD_ONCE_INIT): Update accordingly.
6260 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6262 * doc/invoke.texi: Document VxWorks options.
6264 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6266 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6268 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6270 PR tree-optimization/30590
6271 * tree-nrv.c (tree_nrv): Check for the partial update of the
6274 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6276 * flags.h (flag_random_seed): Remove declaration, in favor of...
6277 * toplev.h (get_random_seed, set_random_seed): ... these.
6278 * tree.c (get_file_function_name): Use the former.
6279 * opts.c (common_handle_option): Use the latter.
6282 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6285 * cse.c (cse_find_path): Do not bail out if a basic block that
6286 we already visited now becomes part of a path that starts at a
6287 different basic block. Just disallow this, to make sure we
6288 visit each basic block at most once.
6290 2007-03-13 Jan Hubicka <jh@suse.cz>
6292 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6293 when profile esitmate is present, calls with very low frequency are
6296 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6298 PR tree-optimization/30730
6299 PR tree-optimization/26900
6300 * tree-ssa-loop-niter.c: Include gmp.h.
6302 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6303 split_to_var_and_offset, determine_value_range,
6304 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6305 bound_difference, bounds_add, bounds_negate,
6306 number_of_iterations_ne_max, dump_affine_iv): New functions.
6307 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6308 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6309 difference of initial and final value of control iv to validate
6311 (number_of_iterations_cond): Add loop parameter. Determine bounds
6312 on the difference of the extremes of the control iv. Add dumps.
6313 (expand_simple_operations): Handle phi nodes.
6314 (simplify_using_initial_conditions): Do not record used conditions.
6315 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6316 Do not set additional_info.
6317 (implies_nonnegative_p, implies_ge_p): Removed.
6318 (derive_constant_upper_bound): Do not use parameter `additional'.
6319 (record_estimate): Parameter `additional' removed. Parameter
6320 `i_bound' added. Do not call derive_constant_upper_bound.
6321 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6322 bound the number of iterations estimate.
6323 (estimate_numbers_of_iterations_loop): Pass the estimate from
6324 the number of iterations analysis to record_estimate.
6325 * tree.h (multiple_of_p): Declare.
6326 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6327 (scev_const_prop): Do not check expression_expensive_p.
6328 * fold-const.c (multiple_of_p): Exported.
6329 * double-int.c (double_int_mask): Exported.
6330 * double-int.h (double_int_mask): Declare.
6331 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6332 field. Added max field.
6334 2007-03-13 David Taylor <taylor@candd.org>
6337 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6340 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6343 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6344 two unamed patterns.
6346 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6348 * config/i386/i386.opt (mcx16, msahf): New options.
6349 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6350 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6352 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6353 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6354 Output -mcx16 and -msahf options when corresponding bit is set.
6356 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6359 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6361 * configure.ac: Test for assembler tolerance to # 0 "".
6362 * configure, config.in: Rebuilt.
6363 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6365 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6367 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6369 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6370 (handle_syscall): Handle direct system calls.
6371 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6373 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6375 * doc/invoke.texi: Fix cpp.info cross-reference.
6376 * doc/passes.texi: Fix gcc.info cross-reference.
6378 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6380 PR tree-optimization/30835
6381 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6382 bb_for_stmt is not NULL before accessing it.
6384 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6386 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6389 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6392 * doc/install.texi: Document --enable-stage1-languages
6394 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6396 * tree-pass.h (pass_into_cfg_layout_mode,
6397 pass_outof_cfg_layout_mode): Declare.
6398 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6399 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6400 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6401 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6403 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6405 * c-decl.c (warn_variable_length_array): New function.
6406 Refactored from grokdeclarator to handle warn_vla
6407 and handle unnamed array case.
6408 (grokdeclarator): Refactored VLA warning case.
6409 * c.opt (Wvla): New flag.
6410 * doc/invoke.texi (Wvla): New warning.
6412 2007-03-12 Richard Henderson <rth@redhat.com>
6414 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6415 (TARGET_SECTION_TYPE_FLAGS): New.
6417 2007-03-12 Richard Henderson <rth@redhat.com>
6419 * config/darwin.c (machopic_reloc_rw_mask): New.
6420 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6421 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6423 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6425 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6426 * cppdefault.h (cpp_PREFIX): Document.
6427 (cpp_PREFIX_len): Likewise.
6428 (cpp_EXEC_PREFIX): New variable.
6429 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6430 * c-incpath.c (add_standard_paths): Correct logic for relocating
6431 paths within prefix.
6433 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6435 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6436 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6438 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6439 fix_truncdfdi_sse using SSEMODEF mode macro.
6440 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6441 fix_truncdfsi_sse using SSEMODEF mode macro.
6442 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6443 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6445 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6447 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6450 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6452 * tree.h : Add multiple_of_p declaration.
6453 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6454 * ipa-type-escape.c (results_of_malloc): Redundant.
6455 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6456 (cast_type): Extended with new members.
6457 (check_cast): Returns cast_type.
6458 (cast): New structure for data of walk_use_def_chains.
6459 (is_malloc_result, is_cast_from_non_pointer_1,
6460 is_cast_from_non_pointer,
6461 is_array_access_through_pointer_and_index): New functions.
6462 (look_for_casts): Returns cast types.
6463 (check_call): Returns void.
6464 (okay_pointer_operation): Use support of pointer plus index,
6465 pointer plus constant and allow all multiplications.
6467 2007-03-11 Richard Guenther <rguenther@suse.de>
6469 PR tree-optimization/31115
6470 * tree-vrp.c (extract_range_from_binary_expr): Make sure
6471 the shift count is positive and non-anti-range for RSHIFT_EXPR.
6472 A shift count of zero is not special as with *_DIV_EXPR.
6473 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
6476 2007-03-11 Ian Lance Taylor <iant@google.com>
6478 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
6479 the *_DIV_EXPR codes correctly with overflow infinities.
6481 2007-03-11 Ira Rosen <irar@il.ibm.com>
6483 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
6484 indicate success/failure of the analysis. Add negation to subtrahend
6485 in case of subtraction. Fail if both operands contain constants.
6486 (create_data_ref): Fail if analyze_offset fails.
6488 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
6490 * config/i386/i386.md (frndintxf2): Rename to ...
6491 (rintxf2): ... this. Remove expander having same name.
6492 (rintsf2, rintdf2): Implement using SSEMODEF macro.
6493 (roundsf2, rounddf2): Ditto.
6494 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
6495 (lround<mode>di2, lround<mode>si2): Ditto.
6497 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
6499 * lower-subreg.c: Include except.h.
6500 (decompose_multiword_subregs): Verify that the only control flow
6501 insns we can split are loads to multi-words pseudos.
6502 Handle breaking such blocks after splitting, instead of calling
6503 find_many_sub_basic_blocks.
6505 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
6506 on the new basic block. Add a lengthy comment explaining why we
6507 thought this was necessary.
6508 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
6510 2007-03-10 Mark Mitchell <mark@codesourcery.com>
6513 * tree.c (walk_type_fields): Recurse into the element type of
6514 ARRAY_TYPEs if there is a pointer set.
6516 2007-03-10 Dirk Mueller <dmueller@suse.de>
6518 * c-common.c (warn_logical_operator): Fix condition.
6520 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
6522 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
6524 * config/darwin.c (machopic_select_section): Remove superfluous
6525 argument in call to categorize_decl_for_section. Remove unused
6528 2007-03-10 Joseph Myers <joseph@codesourcery.com>
6530 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
6532 * configure: Regenerate.
6534 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
6537 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
6538 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
6539 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
6540 Add LABEL_NUSES to emitted label.
6541 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
6542 branch probability value to emitted jump insn.
6543 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
6544 Do not check life information and do not re-arrange input operands
6545 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
6547 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6549 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
6550 the change of decode_asm_operands.
6552 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6554 * mode-switching.c (create_pre_exit): Skip blockage insn.
6556 2007-03-09 Diego Novillo <dnovillo@redhat.com>
6558 * tree-pass.h (TODO_update_smt_usage): Remove.
6560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6564 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6566 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
6567 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
6568 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
6571 2007-03-09 Geoffrey Keating <geoffk@apple.com>
6573 * gcc.c: Document %{, in big comment at top.
6574 (input_suffix_matches): Remove special handling for .s and
6576 (input_spec_matches): New.
6577 (handle_braces): Handle %{,.
6578 (validate_switches): ',' indicates a value which is not a switch.
6579 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
6580 to detect assembler input.
6581 * config/i386/sol2.h (CPP_SPEC): Likewise.
6582 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
6583 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6584 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
6585 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
6586 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
6587 -m64 causes deployment target to default to 10.5.
6588 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6590 2007-03-09 Richard Henderson <rth@redhat.com>
6593 * target.h (targetm.asm.out.reloc_rw_mask): New.
6594 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
6595 (TARGET_ASM_OUT): Use it.
6596 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
6597 * varasm.c (categorize_decl_for_section): Remove shlib argument;
6598 use the new reloc_rw_mask target hook instead.
6599 (default_section_type_flags_1): Merge into...
6600 (default_section_type_flags): ... here.
6601 (decl_readonly_section_1): Merge into...
6602 (decl_readonly_section): ... here.
6603 (default_elf_select_section_1): Merge into...
6604 (default_elf_select_section): ... here.
6605 (default_unique_section_1): Merge into...
6606 (default_unique_section): ... here.
6607 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
6608 (default_select_rtx_section): Use it.
6609 (default_elf_select_rtx_section): Likewise.
6610 * output.h: Update to match.
6611 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
6612 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
6613 (TARGET_ASM_RELOC_RW_MASK): New.
6614 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
6615 to categorize_decl_for_section.
6616 (x86_64_elf_unique_section): Likewise.
6617 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6618 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
6619 (TARGET_ASM_RELOC_RW_MASK): New.
6620 * config/ia64/ia64.c (ia64_rwreloc_select_section,
6621 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
6622 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
6623 (TARGET_RWRELOC): Remove.
6624 (ia64_section_type_flags): Adjust call to default_section_type_flags.
6625 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6626 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
6627 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
6628 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
6629 (rs6000_xcoff_select_section): Use decl_readonly_section.
6630 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
6631 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6632 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
6633 (TARGET_SECTION_TYPE_FLAGS): Remove.
6634 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
6636 2007-03-09 Roger Sayle <roger@eyesopen.com>
6638 * fold-const.c (fold_comparison): Remove compile-time evaluation of
6639 complex constant equality/inequality comparisons for here.
6640 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
6641 known at compile-time or can be simplified to a scalar comparison.
6642 (fold_relational_const): Move compile-time evaluation of complex
6643 constant equality/inequality comparisons to here.
6645 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6647 PR rtl-optimization/30643
6648 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
6650 (fold_rtx): Recurse, like before 2006-11-03.
6652 2007-03-09 DJ Delorie <dj@redhat.com>
6654 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
6657 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
6659 PR tree-optimization/30375
6660 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
6661 LHS of statements is not the same.
6662 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
6664 2007-03-09 Chao-ying Fu <fu@mips.com>
6666 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
6668 * doc/invoke.texi (-mdspr2): Document new option.
6669 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
6670 New unspec for DSP REV 2.
6671 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
6672 these instructions are extended in DSP REV 2.
6673 (mips-dspr2.md): Include.
6674 * config/mips/mips.opt (mdspr2): New option.
6675 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
6676 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
6677 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
6678 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
6679 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
6680 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
6681 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
6683 (bdesc_map): Add one field of unsupported_target_flags.
6684 (bdesc_arrays): Update entries to have extra fields. Add
6686 (mips_init_builtins): Initialize new function types.
6687 Check unsupported_target_fileds to filter out builtins.
6688 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
6690 (ASM_SPEC): Pass mdspr2 to the assembler.
6691 * config/mips/mips-dspr2.md: New file.
6693 2007-03-09 Sa Liu <saliu@de.ibm.com>
6695 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
6697 2007-03-09 Ian Lance Taylor <iant@google.com>
6699 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
6700 argument) like -Wstrict-overflow=2.
6701 * doc/invoke.texi (Warning Options): Update documentation.
6703 2007-03-09 Dirk Mueller <dmueller@suse.de>
6706 * doc/invoke.texi (-Wlogical-op): Document.
6707 * common.opt (-Wlogical-op): New.
6708 * c-common.h (warn_logical_operator): Declare.
6709 * c-common.c (warn_logical_operator): Define.
6710 * c-typeck.c (parser_build_binary_op): Call
6711 warn_logical_operator.
6713 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6715 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
6716 * final.c (final_scan_insn): Test for non-"" file name.
6718 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
6720 * doc/loop.texi: Document the Omega linear constraints solver.
6721 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
6722 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
6723 omega-hash-table-size, omega-max-keys, and
6724 omega-eliminate-redundant-constraints.
6725 * tree-pass.h (pass_check_data_deps): Declared.
6728 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
6729 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
6730 pass_check_data_deps): New.
6731 * tree-data-ref.c (init_data_ref): Remove declaration.
6732 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
6733 (analyze_array): Renamed init_array_ref, move up initializations.
6734 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
6735 Removed arguments that are set to NULL.
6736 (analyze_indirect_ref): Correct indentation, correct call to
6738 (object_analysis): Call init_array_ref instead of analyze_array.
6739 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
6740 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
6741 of DR_ACCESS_FNS_ADDR.
6742 (init_omega_eq_with_af, omega_extract_distance_vectors,
6743 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
6744 ddr_consistent_p): New.
6745 (compute_affine_dependence): Check consistency of ddrs when
6746 flag_check_data_deps is passed.
6747 (analyze_all_data_dependences): Uncomment.
6748 (tree_check_data_deps): New.
6749 * tree-data-ref.h: Include omega.h.
6750 (DR_ACCESS_FNS_ADDR): Removed.
6751 (data_dependence_relation): Add inner_loop.
6752 (DDR_INNER_LOOP): New.
6753 * common.opt (fcheck-data-deps): New.
6754 * tree-flow.h (tree_check_data_deps): Declare.
6755 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
6756 (OBJS-common): Depend on omega.o.
6758 * passes.c (pass_check_data_deps): Scheduled.
6759 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
6760 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
6761 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
6762 PARAM_VECT_MAX_VERSION_CHECKS,
6763 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
6765 2007-03-09 Richard Guenther <rguenther@suse.de>
6767 PR tree-optimization/30904
6769 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
6770 the same way as *_DIV_EXPR.
6772 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6774 * recog.c (decode_asm_operands): No mixed declarations and code.
6776 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6778 * rtl.def (ASM_INPUT): Add location.
6779 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
6780 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
6781 (decode_asm_operands): Add loc operand.
6782 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
6783 * stmt.c (expand_asm): Rename to...
6784 (expand_asm_loc): ... this. Add locus argument. Pass it on to
6785 gen_rtx_ASM_INPUT_loc.
6786 (expand_asm_expr): Adjust.
6787 * recog.c (decode_asm_operands): Add loc operand.
6788 (check_asm_operands, extract_insn): Adjust.
6789 * reload1.c (maybe_fix_stack_asms): Likewise.
6790 * final.c (asm_insn_count): Likewise.
6791 (final_scan_insn): Output # line before and after asm.
6793 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
6795 * tree-ssa-structalias.c (variable_info): Remove
6797 (new_var_info): Ditto.
6798 (shared_bitmap_info_t): New structure.
6799 (shared_bitmap_table): New variable.
6800 (shared_bitmap_hash): New function.
6801 (shared_bitmap_eq): Ditto
6802 (shared_bitmap_lookup): Ditto.
6803 (shared_bitmap_add): Ditto.
6804 (merge_smts_into): Change to take bitmap directly.
6805 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
6806 (init_alias_vars): Init shared bitmap hashtable.
6807 (delete_points_to_sets): Delete shared bitmap hashtable.
6808 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
6809 is_aliased removal as a change that was still necessary was
6812 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/i386.h (override_options): Conditionally disable
6815 x86_sahf for 64bit targets only.
6817 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6820 * c-decl.c (merge_decls): Don't call make_var_volatile.
6821 * varasm.c (make_var_volatile): Remove.
6822 * output.h (make_var_volatile): Remove.
6824 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
6826 PR tree-optimization/31085
6827 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
6829 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6831 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
6832 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
6833 ATTR_CONST_NOTHROW_LIST.
6835 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6838 2007-03-08 Diego Novillo <dnovillo@redhat.com>
6840 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
6842 2007-03-08 Geoffrey Keating <geoffk@apple.com>
6845 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
6847 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
6848 passed, use shared libgcc.
6850 2007-03-08 Roger Sayle <roger@eyesopen.com>
6852 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
6853 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6854 (honor_protect_cleanup_actions, lower_try_finally_switch):
6856 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
6857 ifc_temp_var): Likewise.
6858 * tree-inline.c (setup_one_parameter): Likewise.
6859 * tree-mudflap.c (mf_decl_cache_locals,
6860 mf_build_check_statement_for): Likewise.
6861 * tree-nested.c (init_tmp_var, save_tmp_var,
6862 finalize_nesting_tree_1): Likewise.
6863 * tree-outof-ssa.c (insert_copy_on_edge,
6864 insert_backedge_copies): Likewise.
6865 * tree-profile.c (tree_gen_edge_profiler,
6866 tree_gen_ic_profiler): Likewise.
6867 * tree-scalar-evolution.c (scev_const_prop): Likewise.
6868 * tree-sra.c (sra_build_assignment): Likewise.
6869 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
6870 * tree-ssa-math-opts.c (insert_reciprocals,
6871 execute_cse_sincos_1): Likewise.
6872 * tree-tailcall.c (adjust_accumulator_values,
6873 adjust_return_value): Likewise.
6874 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
6875 * tree-vect-transform.c (vect_create_data_ref_ptr,
6876 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
6877 vect_create_epilog_for_reduction, vectorizable_reduction,
6878 vectorizable_call, vectorizable_conversion,
6879 vectorizable_assignment, vectorizable_operation,
6880 vectorizable_type_demotion, vect_gen_widened_results_half,
6881 vect_permute_store_chain, vectorizable_store,
6882 vect_setup_realignment, vect_permute_load_chain,
6883 vectorizable_load, vectorizable_condition,
6884 vect_create_cond_for_align_checks): Likewise.
6885 * tree-vrp.c (build_assert_expr_for): Likewise.
6887 2007-03-08 Ian Lance Taylor <iant@google.com>
6889 * tree-vrp.c: Include "intl.h".
6890 (usable_range_p): New static function.
6891 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
6892 overflowed values, juts set *strict_overflow_p.
6893 (compare_values): Only return -2 if one of the operands is not a
6895 (compare_ranges): Call usable_range_p.
6896 (compare_range_with_value): Likewise.
6897 (vrp_evaluate_conditional_warnv): Rename from
6898 vrp_evaluate_conditional. Make static. Change all callers.
6899 (vrp_evaluate_conditional): New function.
6900 (simplify_div_or_mod_using_ranges): Issue warning about reliance
6902 (simplify_abs_using_ranges): Likewise.
6903 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
6904 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
6905 within_stmt parameter.
6906 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6907 vrp_evaluate_conditional.
6908 * tree-ssa-threadedge.c
6909 (record_temporary_equivalences_from_stmts_at_dest): Change
6910 simplify parameter to take a second tree parameter.
6911 (simplify_control_stmt_condition): Likewise.
6912 (thread_across_edge): Likewise.
6913 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6914 (thread_across_edge): Likewise.
6915 * Makefile.in (tree-vrp.o): Depend upon intl.h.
6917 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
6919 * config/i386/i386.h (TARGET_SAHF): New define.
6920 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
6921 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
6922 (x86_sahf): New global variable.
6923 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
6924 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
6925 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
6926 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
6928 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
6929 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
6930 when expanding fcomi/sahf based tests.
6931 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
6932 expanding sahf based alternative. Emit sahf based sequence when
6933 optimizing for code size.
6934 * config/i386/i386.md (x86_sahf_1): Do not disable for
6935 TARGET_64BIT, enable for TARGET_SAHF.
6937 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
6939 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
6940 spurious whitespace from error message.
6942 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
6945 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
6947 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
6949 * c-decl.c (grokdeclarator): Disable warnings for anonymous
6951 * tree-sra.c (instantiate_element): Propagate disabled warnings
6952 from the element itself to the created variable.
6954 2007-03-07 Richard Henderson <rth@redhat.com>
6957 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
6958 silently fix up the stack in the case of a missing register.
6960 2007-03-07 Paul Brook <paul@codesourcery.com>
6962 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
6964 2007-03-07 Joseph Myers <joseph@codesourcery.com>
6966 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
6968 (phase1_vrs): Use them.
6969 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
6970 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
6971 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
6972 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
6973 __gnu_Unwind_Restore_WMMXC if required.
6974 (_Unwind_VRS_Pop): Implement iWMMXt support.
6975 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
6976 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
6977 gnu_Unwind_Save_WMMXC): Define.
6979 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6981 * config/vxworks.h (vxworks_override_options): Declare.
6982 (VXWORKS_OVERRIDE_OPTIONS): Use it.
6983 * config/vxworks.c: Include target.h and toplev.h.
6984 (vxworks_override_options): New function.
6985 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
6987 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
6989 * config/s390/s390.c (override_options): Don't emit an error when
6990 -mstack-size is used without providing -mstack-guard.
6991 (s390_emit_prologue): Choose stack_guard value automatically if not
6992 provided via command line.
6993 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
6995 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6997 * config/i386/i386.c (output_set_got): Add a GOT initialization
6998 sequence for VxWorks PIC.
6999 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7000 around labels as well as symbols. Use gotoff_operand instead
7001 of local_symbolic_operand.
7002 (legitimize_pic_address): Use gotoff_operand instead of
7003 local_symbolic_operand. Use @GOT accesses for labels as
7005 (ix86_output_addr_diff_elt): Use PC-relative rather than
7006 GP-relative offsets for VxWorks PIC.
7007 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7008 no_new_pseudos. Check whether the returned register is op0.
7009 * config/i386/i386.md (tablejump): Use PC-relative rather than
7010 GP-relative offsets for VxWorks PIC.
7011 * config/i386/predicates.md (gotoff_operand): New predicate.
7013 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7015 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7017 * config/vxworks-dummy.h: New file.
7018 * config/i386/i386.h: Include it.
7020 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7022 * dwarf2out.c (is_inlined_entry_point): New
7023 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7024 DW_AT_ranges if the first subblock is the entry point.
7026 2007-03-06 David Daney <ddaney@avtrex.com>
7028 * doc/install.texi (mips-*-*): Change recommended binutils
7031 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7033 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7034 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7036 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7037 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7039 2007-03-06 Jan Hubicka <jh@suse.cz>
7041 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7042 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7044 (probably_cold_bb_p): Cold functions are cold.
7045 (probably_never_executed_bb_p): Cold functions are cold.
7046 (tree_bb_level_predictions): Predict calls to cold functions as not
7048 (compute_function_frequency): Check hot/cold attributes.
7049 * function.h (function_frequency): Update comments.
7050 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7051 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7052 (c_common_att): Add cold and hot.
7054 * doc/extend.texi (hot,cold attributes): Document.
7056 2007-03-06 Andrew Haley <aph@redhat.com>
7058 * function.c (expand_function_end): Move blockage to just after we
7059 emit the label for the naked return from the function.
7061 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7063 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7066 2007-03-06 Jan Hubicka <jh@suse.cz>
7068 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7069 loaded for constant large models. Non-large 64bit PIC can do.
7070 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7071 * cmodel.h: Add LARGE PIC.
7072 * i386.md (UNSPEC_PLTOFF): New.
7073 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7075 (*call_1_rex64): Disable for large models.
7076 (*call_1_rex64_large): New.
7077 (*call_value_1_rex64): Disable for large models.
7078 (*call_value_1_rex64_large): New.
7079 (set_rip_rex4): New.
7080 (set_got_offset_rex64): New.
7081 * predicates.md (constant_call_address_operand): For large model
7082 constant calls are not possible.
7083 * i386-protos.h (construct_plt_address): Declare.
7084 * i386.c (override_options): Accept large models.
7085 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7086 (legitimate_constant_p): Add new UNSPECs.
7087 (legitimate_pic_operand_p): Likewise.
7088 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7089 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7091 (output_pic_addr_const): Add PLTOFF.
7092 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7093 (ix86_expand_move): Legitimize pic address when in PIC mode.
7094 (construct_plt_address): New function.
7095 (ix86_expand_call): Offload the address to register and use GOT pointer
7097 * invoke.texi (mcmodel=large): Update documentation.
7099 2007-03-06 Richard Henderson <rth@redhat.com>
7101 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7102 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7103 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7104 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7105 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7106 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7107 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7108 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7109 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7110 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7111 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7112 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7113 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7114 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7115 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7116 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7117 x86_schedule, x86_use_bt, x86_pad_returns,
7118 x86_use_xchgb): Merge into ...
7119 (ix86_tune_features): ... here. New array.
7120 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7121 x86_bswap): Merge into ...
7122 (ix86_arch_features): ... here. New array.
7123 (x86_3dnow_a): Remove.
7124 (x86_accumulate_outgoing_args): Make static.
7125 (x86_arch_always_fancy_math_387): Make static.
7126 (ix86_tune_mask, ix86_arch_mask): Move ...
7127 (override_options): ... to local variables here. Apply the
7128 appropriate mask to each element of ix86_arch_features and
7129 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7130 as were done in the old macros.
7131 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7132 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7133 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7134 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7135 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7136 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7137 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7138 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7139 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7140 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7141 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7142 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7143 x86_accumulate_outgoing_args, x86_prologue_using_move,
7144 x86_epilogue_using_move, x86_decompose_lea,
7145 x86_arch_always_fancy_math_387, x86_shift1,
7146 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7147 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7148 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7149 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7150 x86_use_incdec, x86_pad_returns, x86_bswap,
7151 x86_partial_flag_reg_stall): Remove.
7152 (enum ix86_tune_indices): New.
7153 (ix86_tune_features): New.
7154 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7155 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7156 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7157 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7158 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7159 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7160 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7161 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7162 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7163 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7164 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7165 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7166 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7167 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7168 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7169 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7170 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7171 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7172 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7173 TARGET_EXT_80387_CONSTANTS): Use it.
7174 (enum ix86_arch_indices): New.
7175 (ix86_arch_features): New.
7176 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7177 TARGET_BSWAP): Use it.
7178 (ix86_tune_mask, ix86_arch_mask): Remove.
7180 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7183 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7184 Define using $${sysroot_headers_suffix}.
7185 * configure: Regenerate.
7186 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7187 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7189 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7190 * gcc.c (print_sysroot_headers_suffix): New.
7191 (option_map): Include --print-sysroot-headers-suffix.
7192 (display_help): Mention -print-sysroot-headers-suffix.
7193 (process_command): Handle -print-sysroot-headers-suffix.
7194 (do_spec_1): Append multilib directory to include-fixed path if
7195 sysroot suffixes in use.
7196 (main): Handle -print-sysroot-headers-suffix.
7197 * Makefile.in (start.encap): Don't depend on xlimits.h
7198 (xlimits.h): Remove.
7199 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7200 limits.h for each multilib in fixinc_list.
7201 (fixinc_list, s-fixinc_list): New.
7202 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7203 generate them for each multilib in fixinc_list.
7204 (stmp-fixproto): Use include-fixed. Run fixproto for each
7205 multilib in fixinc_list.
7206 (mostlyclean): Don't remove xlimits.h.
7207 (clean): Remove include-fixed.
7208 (real-install-headers-tar, real-install-headers-cpio,
7209 real-install-headers-cp): Don't copy include, only include-fixed.
7210 (install-mkheaders): Depend on fixinc_list. Don't depend on
7211 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7212 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7213 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7215 2007-03-06 Jan Hubicka <jh@suse.cz>
7217 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7222 * configure.ac: Allow tm_file to contain build-directory files.
7223 * configure: Regenerate.
7224 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7225 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7226 * config/m68k/print-sysroot-suffix.sh: New file.
7228 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7230 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7231 of pic_offset_table_rtx if reload_completed.
7232 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7233 PIC_OFFSET_TABLE_REGNUM.
7234 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7236 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7237 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7239 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7241 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7242 functions that call eh_return.
7244 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7246 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7247 functions that need a constant pool.
7249 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7252 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7253 (m68k_preferred_reload_class): Likewise.
7254 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7255 (SECONDARY_RELOAD_CLASS): Define.
7256 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7257 (LIMIT_RELOAD_CLASS): Delete.
7258 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7259 registers from storing bytes.
7260 (m68k_secondary_reload_class): New function.
7261 (m68k_preferred_reload_class): Likewise.
7263 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7265 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7267 (m68k_expand_prologue): Likewise.
7269 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7271 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7272 (mips_expand_epilogue): Add a bool parameter.
7273 (m68k_legitimize_sibcall_address): Declare.
7274 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7275 (m68k_expand_epilogue): Add a parameter to select between sibling
7276 and normal epilogues. Only generate a return for the latter.
7277 (m68k_ok_for_sibcall_p): New function.
7278 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7279 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7280 (sibcall_value, *sibcall_value): Likewise.
7281 (*call, *call_value): Require !SIBLING_CALL_P.
7282 (epilogue): Update call to m68k_expand_epilogue.
7283 (sibcall_epilogue): New pattern.
7284 * config/m68k/predicates.md (const_call_operand): Say that this
7285 predicate applies to sibling calls too.
7286 (sibcall_operand): New predicate.
7288 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7290 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7291 alternatives as movsi_cf.
7292 (movsf_cf_hard): Add commentary.
7294 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7295 Richard Sandiford <richard@codesourcery.com>
7297 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7298 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7299 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7300 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7301 as being live on exit from an interrupt function.
7302 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7303 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7304 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7305 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7306 (m68k_interrupt_function_p): Globalize.
7307 (m68k_compute_frame_layout): Remove reverse mask code.
7308 (m68k_emit_movem, m68k_set_frame_related): New functions.
7309 (m68k_output_function_prologue): Delete in favor of...
7310 (m68k_expand_prologue): ...this new function.
7311 (m68k_output_function_epilogue): Delete in favor of...
7312 (m68k_expand_epilogue): ...this new function.
7313 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7315 (print_operand): Handle %?.
7316 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7317 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7318 (prologue, epilogue): New patterns.
7319 (return): Turn into a define_expand.
7320 (*return): New pattern, derived from old "return" pattern. Use rte
7321 rather than rts for interrupt functions. Only use rtd if the pop
7323 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7324 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7325 (link, *link, unlink, *unlink, load_got): Likewise.
7327 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7331 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7332 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7333 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7334 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7335 and m68k_matches_u_p.
7336 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7337 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7338 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7339 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7340 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7341 (REG_STRICT_P): New macro.
7342 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7343 PCREL_GENERAL_OPERAND_OK.
7344 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7345 m68k_legitimate_base_reg_p.
7346 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7347 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7348 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7349 * config/m68k/m68k.c (m68k_address): New structure.
7350 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7351 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7352 (m68k_jump_table_ref_p, m68k_decompose_address)
7353 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7354 (m68k_matches_u_p): New functions.
7355 (print_operand_address): Rewrite to use m68k_decompose_index.
7357 2007-03-05 David Taylor <dtaylor@emc.com>
7359 * gcc.c: Correct copyright date in --version output.
7361 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7363 * pa.md: In unamed move patterns, disparge copies between general
7364 and floating point registers using '?' modifier. Don't include 'f'
7365 constraint for register preferences in DImode, SImode, HImode and
7366 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7367 Remove constraints for copies between general and floating registers
7368 in soft-float DFmode pattern.
7369 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7373 2007-03-05 Mike Stump <mrs@apple.com>
7375 * c-common.c (targetcm): Add.
7376 * c-opts.c (c_common_handle_option): Handle language specific
7378 * opts.c (handle_option): Verify language for target options, if
7380 * opth-gen.awk: Add CL_LANG_ALL.
7381 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7382 (TARGETCM_INITIALIZER): Add.
7383 * target.h (struct gcc_targetcm): Add.
7385 * targhooks.c (default_handle_c_option): Add.
7386 * targhooks.h (default_handle_c_option): Add.
7387 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7389 * config/darwin.opt (iframework): Add.
7390 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7391 * config/darwin-c.c (handle_c_option): Add.
7392 (TARGET_HANDLE_C_OPTION): Add.
7394 * doc/invoke.texi (Darwin Options): Add -iframework.
7396 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7398 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7401 2007-03-05 Ian Lance Taylor <iant@google.com>
7403 * c.opt (fgnu89-inline): New option.
7404 * c-opts.c (c_common_post_options): Set default value for
7406 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7407 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7409 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7410 (grokdeclarator, start_function): Likewise.
7411 * c-cppbuiltin.c (c_cpp_builtins): Define either
7412 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7413 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7414 (C Dialect Options): Document -fgnu89-inline.
7415 * doc/extend.texi (Function Attributes): Explain what the
7416 gnu_inline attribute does.
7417 * doc/cpp.texi (Common Predefined Macros): Document
7418 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7420 2007-03-05 Ian Lance Taylor <iant@google.com>
7422 PR tree-optimization/31034
7423 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7424 half-range if the other side is an overflow infinity.
7426 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7428 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7429 (bfin*-linux-uclibc*): New configuration.
7430 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7432 * config/bfin/linux.h: New file.
7433 * config/bfin/libgcc-bfin.ver: New file.
7434 * config/bfin/t-bfin-uclinux: New file.
7435 * config/bfin/t-bfin-linux: New file.
7436 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7437 (TARGET_OS_CPP_BUILTINS): New macro.
7439 2007-03-05 Richard Guenther <rguenther@suse.de>
7441 * fold-const.c (fold_binary): Remove duplicate folding
7442 of comparison of non-null ADDR_EXPR against null.
7444 2007-03-05 Richard Guenther <rguenther@suse.de>
7445 Dorit Nuzman <dorit@il.ibm.com>
7447 PR tree-optimization/26420
7448 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7449 are no loops in the function. Only print the number of
7450 vectorized loops if it is greater than zero or we are supposed
7451 to print information about unvectorized loops.
7453 2007-03-05 Revital Eres <eres@il.ibm.com>
7455 * gcc.dg/var-expand1.c: New test.
7456 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7457 when an accumulator is expanded.
7459 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7462 * c-common.c (convert_and_check): Don't give warnings for
7463 conversion if 'expr' already overflowed.
7465 2007-03-04 Roger Sayle <roger@eyesopen.com>
7468 * fold-const.c (fold_comparison): Enforce type consistency when
7469 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
7471 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
7473 * tree-ssa-address.c (create_mem_ref): Do not put an expression
7474 containing a cast to the base of TARGET_MEM_REF.
7476 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
7478 * tree.c (tree_contains_struct_check_failed): Remove spurious
7479 whitespace from error message.
7481 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7484 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
7485 instead of precision.
7487 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
7488 Nathan Sidwell <nathan@codesourcery.com>
7490 * emit-rtl.c (find_auto_inc): New.
7491 (try_split): recreate REG_INC notes,
7492 Use regular for loops rather than whiles.
7494 2007-03-03 Andreas Schwab <schwab@suse.de>
7496 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
7497 * configure: Regenerate.
7499 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7501 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
7502 flag_rounding_math, not flag_unsafe_math_optimizations.
7504 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
7506 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
7507 alpha_fold_vector_minmax): Likewise.
7508 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7509 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
7511 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7513 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
7514 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
7515 if the lhs has side-effects.
7516 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
7518 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7520 * config/i386/i386.h (TUNEMASK): Remove define.
7521 (ARCHMASK): Remove define.
7522 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
7523 Use ix86_arch_mask variable instead of ARCHMASK.
7524 * config/i386/i386.c (override_options): Ditto.
7525 (standard_80387_constant_p): Ditto.
7527 2007-03-02 Ian Lance Taylor <iant@google.com>
7529 Used signed infinities in VRP.
7530 * tree-vrp.c (uses_overflow_infinity): New static function.
7531 (supports_overflow_infinity): New static function.
7532 (make_overflow_infinity): New static function.
7533 (negative_overflow_infinity): New static function.
7534 (positive_overflow_infinity): New static function.
7535 (is_negative_overflow_infinity): New static function.
7536 (is_positive_overflow_infinity): New static function.
7537 (is_overflow_infinity): New static function.
7538 (overflow_infinity_range_p): New static function.
7539 (compare_values_warnv): New function split out of compare_values.
7540 (compare_value): Call it.
7541 (set_value_range_to_nonnegative): Add overflow_infinity
7542 parameter. Change caller.
7543 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
7545 (vrp_expr_computes_nonzero): Likewise.
7546 (compare_ranges, compare_range_with_value): Likewise.
7547 (compare_name_with_value, compare_names): Likewise.
7548 (vrp_evaluate_conditional): Likewise.
7549 (set_value_range): Handle infinity
7550 (vrp_operand_equal_p, operand_less_p): Likewise.
7551 (extract_range_from_assert): Likewise.
7552 (vrp_int_const_binop): Likewise.
7553 (extract_range_from_binary_expr): Likewise.
7554 (extract_range_from_unary_expr): Likewise.
7555 (extract_range_from_comparison): Likewise.
7556 (extract_range_from_expr): Likewise.
7557 (dump_value_range): Likewise.
7558 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
7559 (test_for_singularity): Likewise.
7560 (vrp_int_const_binop): Remove inline qualifier.
7561 (adjust_range_with_scev): Add comment.
7562 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7564 2007-03-02 Diego Novillo <dnovillo@redhat.com>
7566 * tree-ssa-structalias.c (could_have_pointers): Tidy.
7567 (get_constraint_for): Likewise.
7568 (do_structure_copy): Likewise.
7569 (find_func_aliases): Fix references to MODIFY_EXPR.
7570 (intra_create_variable_infos): Tidy.
7571 * tree-ssa-operands.c (add_virtual_operand): Add argument
7573 When adding members of alias sets, if IS_CALL_SITE is true and
7574 the symbol is not call-clobbered, skip it.
7577 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7579 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
7580 entry by means of emit_insn_at_entry.
7582 2007-03-02 Richard Henderson <rth@redhat.com>
7584 * expr.h (promoted_input_arg): Remove decl.
7585 * function.c (promoted_input_arg): Merge into ...
7586 * combine.c (setup_incoming_promotions): ... only caller.
7587 Rearrange to avoid double loop.
7589 2007-03-02 Ben Elliston <bje@au.ibm.com>
7590 Peter Bergner <bergner@vnet.ibm.com>
7591 Janis Johnson <janis187@us.ibm.com>
7593 * config/rs6000/dfp.md: New file.
7594 * config/rs6000/rs6000.md: Include dfp.md.
7595 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
7596 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
7597 and TDmode decimal float modes in FP registers.
7598 (num_insns_constant): Likewise.
7599 (rs6000_legitimate_offset_address_p): Likewise.
7600 (rs6000_legitimize_address): Likewise.
7601 (rs6000_legitimize_reload_address): Likewise.
7602 (rs6000_legitimate_address): Likewise.
7603 (rs6000_emit_move): Likewise.
7604 (function_arg_boundary): Likewise.
7605 (function_arg_advance): Likewise.
7606 (rs6000_darwin64_record_arg_recurse): Likewise.
7607 (function_arg): Likewise.
7608 (rs6000_gimplify_va_arg): Likewise.
7609 (rs6000_split_multireg_move): Likewise.
7610 (rs6000_output_function_epilogue): Likewise.
7611 (rs6000_output_function_epilogue): Likewise.
7612 (rs6000_register_move_cost): Likewise.
7613 (rs6000_function_value): Likewise.
7614 (rs6000_libcall_value): Likewise.
7616 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7618 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
7620 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7622 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
7623 Use $MULTIDIR to choose between the kernel and RTP headers,
7624 and use $WIND_BASE and $WIND_USR to locate them.
7626 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7628 * config/i386/i386.c (override_options): Put initialization of
7629 ix86_tune_mask and ix86_arch_mask to the correct place.
7631 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7632 Michael Meissner <michael.meissner@amd.com>
7635 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
7637 (TARGET_CMOVE): Use ARCHMASK.
7638 (TARGET_CMPXCHG): Ditto.
7639 (TARGET_CMPXCHG8B): Ditto.
7640 (TARGET_XADD): Ditto.
7641 (TARGET_BSWAP): Ditto.
7642 * config/i386/i386.c (ix86_tune_mask): New global variable.
7643 (ix86_arch_mask): Ditto.
7644 (override_options): Initialize ix86_tune_mask and
7645 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
7648 2007-03-02 Ben Elliston <bje@au.ibm.com>
7651 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
7653 2007-03-02 Joseph Myers <joseph@codesourcery.com>
7655 * target.h (init_dwarf_reg_sizes_extra): New target hook.
7656 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
7657 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
7658 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
7660 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
7661 rs6000_init_dwarf_reg_sizes_extra): New.
7662 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
7663 SPE register high parts.
7665 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
7667 * Makefile.in: Add install-pdf target as
7668 copied from automake v1.10 rules.
7669 * configure.ac: Add install-pdf to target list.
7670 * configure: Regenerate.
7672 2007-03-01 Paul Brook <paul@codesourcery.com>
7674 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
7675 modes to LDRD for DImode.
7676 (output_move_double): Fixup out of range ldrd/strd.
7677 (vfp_secondary_reload_class): Rename...
7678 (coproc_secondary_reload_class): ... to this. Add wb argument.
7679 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
7680 coproc_secondary_reload_class for CLASS_IWMMXT.
7681 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
7682 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
7684 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7686 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
7687 factor by the estimated number of iterations.
7688 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
7691 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
7692 decode_caches_intel, detect_caches_intel): New functions.
7693 (host_detect_local_cpu): Use detect_caches_amd and
7694 detect_caches_intel.
7696 2007-03-01 Richard Henderson <rth@redhat.com>
7698 * expr.c (emit_move_complex_push): Export.
7699 (emit_move_complex_parts): Split out from ...
7700 (emit_move_complex): ... here.
7701 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
7702 * config/i386/i386.md (movcdi): New.
7704 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
7706 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
7707 size of mode1 to check for tieable modes in MMX case.
7709 2007-03-01 Richard Sandiford <richard@codesourcery.com>
7711 * Makefile.in (rtlanal.o): Depend on tree.h.
7712 * rtl.h (offset_within_section_p, split_const): Declare.
7713 * rtlanal.c: Include tree.h.
7714 (offset_within_block_p): New function, taken from
7715 mips_offset_within_object_p.
7716 (split_const): New function, taken from mips_split_const.
7717 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
7719 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7720 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
7721 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
7722 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7723 (m68k_illegitimate_symbolic_constant_p): New function.
7724 * config/m68k/m68k.md (movsi): Remove misleading predicates.
7725 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
7726 symbolic constant that might be outside the symbol's section,
7727 move the symbol first and then add the offset.
7728 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
7730 * config/mips/mips.c (mips_split_const): Delete.
7731 (mips_offset_within_object_p): Delete.
7732 (mips_symbolic_constant_p): Use offset_within_section_p and
7733 split_const instead of mips_offset_within_object_p and
7735 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
7736 (mips_legitimize_const_move, print_operand_reloc)
7737 (mips_dangerous_for_la25_p): Use split_const instead of
7740 2007-02-28 Eric Christopher <echristo@apple.com>
7742 * Makefile.in (install-include-dir): Don't rm -rf include.
7744 2007-02-28 Richard Guenther <rguenther@suse.de>
7747 * fold-const.c (fold_binary): Do not associate expressions
7748 with more than one variable for integer types that do not wrap.
7750 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
7752 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
7753 Delete, and replace with...
7754 (fold_builtin_call_array): This. Update callers to use it.
7755 * fold-const.c (fold_build_call_list): Delete, and replace with...
7756 (fold_build_call_array): This.
7757 (fold_build_call_list_initializer): Delete, and replace with...
7758 (fold_build_call_array_initializer): This.
7759 * tree.h: Update declarations to reflect above changes.
7761 * c-typeck.c (build_function_call): Store converted arguments
7762 in a stack-allocated array instead of building a list.
7763 (convert_arguments): Store arguments in the array passed in as an
7764 argument, and return the actual number of arguments.
7765 * c-format.c: (check_function_format): Pass arguments in an
7766 array instead of a list.
7767 * c-common.c (check_function_nonnull): Likewise.
7768 (check_function_sentinel): Likewise.
7769 (check_function_arguments): Likewise.
7770 * c-common.h: Update declarations to reflect above changes.
7772 2007-02-28 Jan Hubicka <jh@suse.cz>
7774 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
7775 PRED_NEGATIVE_RETURN): Update outcomes.
7777 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
7779 * calls.c (emit_library_call_value_1): Handle partial registers
7780 correctly when building up CALL_INSN_FUNCTION_USAGE.
7782 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7784 * pa/predicates.md (move_src_operand): Allow zero for mode.
7785 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
7788 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
7792 *movv2df_internal): Enable pattern only for valid operand
7794 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
7795 tie only 128bit modes. For MMX registers, tie only 64bit modes.
7797 2007-02-27 Mike Stump <mrs@apple.com>
7799 * config/darwin-crt3.c: Avoid compilation when compiling for a
7802 2007-02-27 Joseph Myers <joseph@codesourcery.com>
7804 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
7806 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
7807 for fixed headers and limits.h.
7808 (install-include-dir, install-headers-tar, install-headers-cpio,
7809 install-headers-cp, real-install-headers-tar,
7810 real-install-headers-cpio, real-install-headers-cp): Handle
7811 include-fixed as well as include.
7812 (install-mkheaders): Don't install files that go only in include
7814 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
7815 from GCC_INCLUDE_DIR.
7816 * gcc.c (process_command): Remove special -BstageN/ handling.
7817 (do_spec_1): Add include-fixed directories.
7819 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7821 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
7823 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
7825 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
7828 2007-02-27 Mark Mitchell <mark@codesourcery.com>
7830 * c-common.c (get_priority): Add check for
7831 SUPPORTS_INIT_PRIORITY.
7833 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7835 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
7837 * config/bfin/bfin.c: Include "cfglayout.h".
7838 (MAX_LSETUP_DISTANCE): New macro.
7839 (struct loop_info): New members incoming, incoming_src and
7840 incoming_dest. Delete member predecessor.
7841 (length_for_loop): New function.
7842 (bfin_optimize_loop): Handle more different loop structures.
7843 (bfin_discover_loop): Rework detection of predecessor blocks by
7844 examining incoming edges.
7845 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
7847 (bfin_reorder_loops): New function.
7848 (bfin_reorg_loops): Use these three new functions.
7850 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
7851 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
7852 (CONSTRAINT_LEN): Add entry for 'q'.
7853 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
7854 Add 'q' constraints.
7855 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
7856 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
7858 * config/bfin/bfin.md (add_with_carry): New pattern.
7859 (s_or_u, su_optab, su_modifier): New code macros/attrs.
7860 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
7861 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
7862 support unsigned multiplies too. Removed incorrect commutativity from
7863 operand 1 constraint where appropriate.
7864 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
7866 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
7867 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
7869 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
7870 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
7871 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
7872 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
7873 usmulhisi_hh_huh): New patterns.
7875 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
7876 lshifthi3): Fix output template to use half reg for operand 2.
7878 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
7881 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
7883 2007-02-27 Andreas Schwab <schwab@suse.de>
7885 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
7887 2007-02-27 Jan Hubicka <jh@suse.cz>
7889 * predict.c (last_basic_block_p): Remove.
7890 (tree_estimate_probability): Update return heuristic for commonized
7893 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7895 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
7897 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7899 * doc/include/gcc-common.texi (versionsubtitle): New macro.
7900 * doc/cpp.texi: Standardize title page.
7901 * doc/cppinternals.texi: Likewise.
7902 * doc/gcc.texi: Standardize title page, remove version number
7903 from copyright page.
7904 * doc/gccint.texi: Likewise.
7905 * doc/install.texi: Standardize title page, add table of
7908 2007-02-26 Jan Hubicka <jh@suse.cz>
7910 * predict.def: Set outcomes according to more recent results.
7911 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
7912 Remove dead predictors.
7913 * predict.c (return_prediction): Fix pasto.
7915 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7917 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
7918 change; avoid a memory leak when returning early.
7920 2007-02-26 Mark Mitchell <mark@codesourcery.com>
7922 * c-decl.c (static_ctors): Move to c-common.c.
7923 (static_dtors): Likewise.
7924 (finish_function): Use c_record_cdtor_fn.
7925 (build_cdtor): Move to c-common.c.
7926 (c_write_global_declarations): Use c_build_cdtor_fns.
7927 * c-common.h (static_ctors): Declare.
7928 (static_dtors): Likewise.
7929 (c_record_cdtor_fn): Likewise.
7930 (c_build_cdtor_fns): Likewise.
7931 * c-common.c (static_ctors): New variable.
7932 (static_dtors): Likewise.
7933 (c_record_cdtor_fn): New function.
7934 (build_cdtor): Move from c-decl.c
7935 (c_build_cdtor_fns): New function.
7937 * output.h (assemble_addr_to_section): Declare.
7938 (get_cdtor_priority_section): Likewise.
7939 * varasm.c (assemble_addr_to_section): New function.
7940 (get_cdtor_priority_section): Likewise.
7941 (default_named_section_asm_out_destructor): Use them.
7942 (destor_dtor_section_asm_out_destructor): Likewise.
7943 (default_named_section_asm_out_constructor): Likewise.
7944 (default_ctor_section_asm_out_constructor): Likewise.
7945 * config.gcc (*-*-vxworks*): Include vxworks.o.
7946 * config/t-vxworks (vxworks.o): New target.
7947 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
7948 (TARGET_ASM_CONSTRUCTOR): Define.
7949 (TARGET_ASM_DESTRUCTOR): Likewise.
7950 (vxworks_asm_out_constructor): Declare.
7951 (vxworks_asm_out_destructor): Likewise.
7953 * c-common.c (get_priority): Check that we have not just an
7954 INTEGER_CST, but an integer constant with integeral type.
7956 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
7958 PR tree-optimization/30938
7959 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
7960 use &dt[nargs-1] instead of &dt[nargs] in the call to
7961 vect_is_simple_use().
7963 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
7965 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
7966 from register elimination as PRE_MODIFY / POST_MODIFY increments.
7967 Do not attempt to handle MEM inside auto-inc expressions.
7968 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
7969 of a register modified by an auto-inc expression. However, do handle
7970 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
7971 (elimination_effects): Prohibit elimination of a register modified
7972 by an auto-inc expression. Disable register elimination rules whose
7973 target register is modified by an auto-inc expression with variable
7976 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7978 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
7980 (array_at_struct_end_p): New function.
7981 (idx_infer_loop_bounds): Use it.
7982 (estimate_numbers_of_iterations_loop): Export.
7983 * predict.c (predict_loops): Use estimated_loop_iterations_int.
7984 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
7985 (tree_estimate_probability): Call record_loop_exits.
7986 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
7987 (estimated_loop_iterations, estimated_loop_iterations_int,
7988 estimated_loop_iterations_tree): New functions.
7989 (analyze_siv_subscript_cst_affine,
7990 compute_overlap_steps_for_affine_1_2,
7991 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
7992 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
7993 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
7994 (PRED_LOOP_ITERATIONS_GUESSED): New.
7995 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
7996 * cfgloop.h (estimate_numbers_of_iterations_loop,
7997 estimated_loop_iterations_int): Declare.
7999 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8001 * doc/extend.texi: Document optional priority argument to
8002 constructors and destructors.
8003 * tree.c (init_priority_for_decl): Adjust GTY markers.
8004 (init_ttree): Use priority-info hash functions for
8005 init_priority_for_decl.
8006 (tree_map_eq): Rename to ...
8007 (tree_map_base_eq): ... this.
8008 (tree_map_marked_p): Rename to ...
8009 (tree_map_base_marked_p): ... this.
8010 (tree_map_base_hash): New function.
8011 (decl_init_priority_lookup): Rework.
8012 (decl_fini_priority_lookup): New function.
8013 (decl_priority_info): New function.
8014 (decl_init_priority_insert): Use it.
8015 (decl_fini_priority_insert): Likewise.
8016 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8018 (decl_restrict_base_insert): Likewise.
8019 (decl_debug_expr_insert): Likewise.
8020 (decl_value_expr_lookup): Likewise.
8021 (decl_value_expr_insert): Likewise.
8022 * tree.h (priority_type): New type.
8023 (decl_init_priority_lookup): Use priority_type.
8024 (decl_fini_priority_lookup): New function.
8025 (decl_init_priority_insert): Use priority_type.
8026 (decl_fini_priority_insert): New function.
8027 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8028 (DECL_INIT_PRIORITY): Likewise.
8029 (SET_DECL_INIT_PRIORITY): Add comment.
8030 (DECL_FINI_PRIORITY): New macro.
8031 (SET_DECL_FINI_PRIORITY): Likewise.
8032 (DEFAULT_INIT_PRIORITY): Document.
8033 (MAX_INIT_PRIORITY): Likewise.
8034 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8035 (tree_map_base): New type.
8036 (tree_map_base_eq): New function.
8037 (tree_map_base_hash): Likewise.
8038 (tree_map_base_marked_p): Likewise.
8039 (tree_map): Inherit from tree_map_base.
8040 (tree_map_eq): Make it a macro.
8041 (tree_map_marked_p): Likewise.
8042 (tree_int_map): Inherit from tree_map_base.
8043 (tree_int_map_eq): Make it a macro.
8044 (tree_int_map_hash): Likewise.
8045 (tree_int_map_marked_p): Likewise.
8046 (tree_priority_map): New type.
8047 (tree_priority_map_eq): New macro.
8048 (tree_priority_map_hash): Likewise.
8049 (tree_priority_map_marked_p): Likewise.
8050 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8052 (emutls_common_1): Likewise.
8053 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8054 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8055 of tree_map hierarchy.
8056 * tree-cfg.c (move_stmt_r): Likewise.
8057 (new_label_mapper): Likewise.
8058 * c-tree.h (c_expand_body): Move to ...
8059 * c-common.h (c_expand_body): ... here.
8060 * c-decl.c (c_expand_body): Move to ...
8061 * c-common.c (c_expand_body): ... here.
8062 (c_common_attribute_table): Allow 1 argument for the constructor
8063 and destructor attributes.
8064 (get_priority): New function.
8065 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8066 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8068 2007-02-24 Jan Hubicka <jh@suse.cz>
8071 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8073 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8074 Jan Hubicka <jh@suse.cz>
8077 * i386.c (counter_mode): New function.
8078 (expand_set_or_movmem_via_loop): Use it.
8079 (expand_movmem_epilogue): Likewise; fix pasto.
8080 (ix86_expand_movmem): Do emit guard even for constant counts.
8081 (ix86_expand_setmem): Likewise.
8083 2007-02-25 Nick Clifton <nickc@redhat.com>
8085 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8086 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8088 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8091 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8092 count argument with 0x10, not with 0x16.
8093 (expand_setmem_epilogue): Ditto.
8095 2007-02-24 Mike Stump <mrs@apple.com>
8097 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8100 2007-02-24 Richard Guenther <rguenther@suse.de>
8103 * fold-const.c (fold_binary): Fold x +- CST op x for
8104 EQ_EXPR and NE_EXPR.
8106 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8108 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8110 2007-02-24 Jan Hubicka <jh@suse.cz>
8112 * cgraphunit.c (decide_is_function_needed): Honor
8113 -fkeep-inline-functions.
8115 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8117 * builtins.c (fold_builtin_modf): New.
8118 (fold_builtin_2): Use it.
8120 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8122 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8123 (determine_max_iter): Take additional LOOP arg; all callers changed.
8124 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8125 one using simplifications.
8126 (simplify_using_initial_values): Return if the expression becomes
8127 invalid due to altered regs.
8129 2007-02-23 DJ Delorie <dj@redhat.com>
8131 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8133 2007-02-23 Mike Stump <mrs@apple.com>
8135 * tlink.c (scan_linker_output): Parse linker messages from
8136 darwin9's linker better.
8138 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8141 * varpool.c (varpool_assemble_pending_decls): Set
8142 varpool_last_needed_node to null.
8144 2007-02-23 DJ Delorie <dj@redhat.com>
8146 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8147 alignment bigger than the object file can handle.
8149 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8152 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8153 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8154 (*movsf_1): Penalize MMX moves.
8156 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8158 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8159 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8161 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8163 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8165 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8166 (fold_builtin_1): Use them.
8167 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8168 BUILT_IN_SIGNIFICAND.
8170 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8172 * config/i386/i386.c (bdesc_1arg): Initialize
8173 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8174 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8175 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8176 and IX86_BUILTIN_MOVSLDUP.
8178 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8180 PR rtl-optimization/30841
8181 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8183 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8185 * builtins.c (fold_builtin_frexp): New.
8186 (fold_builtin_2): Use it.
8188 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8190 * doc/invoke.texi (Spec Files): Document getenv spec function.
8192 * gcc.c (getenv_spec_function): New function.
8193 (static_spec_functions): Add it.
8194 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8195 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8198 2007-02-22 Michael Matz <matz@suse.de
8201 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8202 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8204 2007-02-22 Ian Lance Taylor <iant@google.com>
8207 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8208 (mem_loc_descriptor): Call it.
8210 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8211 Ira Rosen <irar@il.ibm.com>
8213 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8215 2007-02-22 Ira Rosen <irar@il.ibm.com>
8217 PR tree-optimization/30843
8218 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8219 stores only after all the group is vectorized.
8221 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8223 PR tree-optimization/30858
8224 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8225 in the reduction cycle have a single use in the loop.
8226 * tree-vectorizer.h (relevant): Add documentation.
8228 2007-02-20 Mike Stump <mrs@apple.com>
8230 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8231 * configure: Regenerate.
8233 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8235 Change the defaults of some parameters and options.
8236 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8237 * config/spu/spu.c (spu_optimization_options): Add.
8238 (spu_override_options): Change params in spu_optimization_options.
8239 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8241 Register 127 is only 16 byte aligned when used as a frame pointer.
8242 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8243 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8244 HARD_FRAME_POINTER_REGNUM.
8245 (spu_legitimate_address): Use regno_aligned_for_reload.
8246 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8247 aligned when frame_pointer_needed is true.
8248 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8250 * config/spu/spu.h (INIT_EXPANDERS): Define.
8252 Make sure shift and rotate instructions have valid immediate operands.
8253 * config/spu/predicates.md (spu_shift_operand): Remove.
8254 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8255 * config/spu/constraints.md (W, O): Extend range.
8256 * config/spu/spu.md (umask, nmask): Define.
8257 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8258 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8259 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8260 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8261 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8262 (lshr<mode>3_reg): Fix rtl description.
8264 Make sure mulhisi immediate operands are valid.
8265 * config/spu/predicates.md (imm_K_operand): Add.
8266 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8268 Generate constants using fsmbi and andi.
8269 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8270 (print_operand, spu_split_immediate, classify_immediate,
8271 fsmbi_const_p): Handle IC_FSMBI2.
8273 Correctly handle a CONST_VECTOR containing symbols.
8274 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8275 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8276 (immediate_load_p): Allow symbols that use 2 instructions to create.
8277 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8278 with symbols when flag_pic is set.
8279 (const_vector_immediate_p): New.
8280 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8281 accept a CONST_VECTOR with symbols.
8282 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8283 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8285 * config/spu/spu.md (high, low): Delete.
8286 (low_<mode>): Define.
8288 Remove INTRmode and INTR_REGNUM, which didn't work.
8289 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8291 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8292 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8293 peephole2 pattern): Don't use INTR or 131.
8294 (movintrcc): Delete.
8295 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8296 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8297 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8298 (UNSPEC_SET_INTR): Add.
8299 * config/spu/spu-modes.def (INTR): Remove.
8301 More accurate warnings about run-time relocations.
8302 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8304 Correctly warn about immediate arguments to specific intrinsics.
8305 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8306 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8307 the instruction predicate.
8309 Fix tree check errors with latest update.
8310 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8312 (spu_expand_builtin): Use CALL_EXPR_FN.
8314 Add missing specific intrinsics.
8315 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8317 * config/spu/spu_internals.h: Ditto.
8319 Fix incorrect operand modifiers.
8320 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8321 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8323 Optimize one case of zero_extend of a vec_select.
8324 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8326 Accept any immediate for hbr.
8327 * config/spu/spu.md (hbr): Change s constraints to i.
8329 2007-02-21 Paul Brook <paul@codesourcery.com>
8331 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8332 condexec_count when skipping USE and CLOBBER.
8334 2007-02-21 Nick Clifton <nickc@redhat.com>
8336 * common.opt (Warray-bounds): Add Warning attribute.
8337 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8339 (fsized-zeroes): Add Optimization attribute.
8340 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8341 * c.opt (Wc++0x-compat): Add Warning attribute.
8343 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8346 * reload1.c (eliminate_regs_in_insn): In the single_set special
8347 case, attempt to re-recognize the insn before falling back to
8348 having reload fix it up.
8350 2007-02-20 Eric Christopher <echristo@gmail.com>
8352 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8353 Rewrite accordingly.
8354 (frv_read_iacc_argument): Ditto.
8355 (frv_expand_set_builtin): Take a call instead of arglist, update for
8357 (frv_expand_unop_builtin): Ditto.
8358 (frv_expand_binop_builtin): Ditto.
8359 (frv_expand_cut_builtin): Ditto.
8360 (frv_expand_binopimm_builtin): Ditto.
8361 (frv_expand_voidbinop_builtin): Ditto.
8362 (frv_expand_int_void2arg): Ditto.
8363 (frv_expand_prefetches): Ditto.
8364 (frv_expand_voidtriop_builtin): Ditto.
8365 (frv_expand_voidaccop_builtin): Ditto.
8366 (frv_expand_load_builtin): Ditto.
8367 (frv_expand_store_builtin): Ditto.
8368 (frv_expand_mdpackh_builtin): Ditto.
8369 (frv_expand_mclracc_builtin): Ditto.
8370 (frv_expand_mrdacc_builtin): Ditto.
8371 (frv_expand_mwtacc_builtin): Ditto.
8372 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8375 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8377 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8378 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8380 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8382 * configure: Regenerate.
8383 * config.in: Regenerate.
8384 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8385 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8386 masks to power6 and power6x and to POWERPC_MASKS.
8387 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8389 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8390 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8391 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8392 Access PROTOTYPE as variable, not mask.
8394 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8396 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8397 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8398 * combine.c (adjust_for_new_dest): Use it.
8399 * postreload.c (reload_combine): Likewise.
8401 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8403 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8404 notes on an insn with multiple sets, even if single_set returns
8405 non-NULL for that insn.
8407 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8409 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8412 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8414 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8415 if user didn't pass it.
8416 * config/i386/darwin.h (CC1_SPEC): Likewise.
8417 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8418 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8419 -mmacosx-version-min.
8421 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8422 Uros Bizjak <ubizjak@gmail.com>
8424 * optabs.h (enum optab_index): Add new OTI_scalb.
8425 (scalb_optab): Define corresponding macro.
8426 * optabs.c (init_optabs): Initialize scalb_optab.
8427 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8429 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8430 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8431 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8432 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8433 flag_unsafe_math_optimizations is set.
8435 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8436 to implement scalbf, scalb and scalbl built-ins as inline x87
8439 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8440 DJ Delorie <dj@redhat.com>
8443 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8444 (diagnostic_report_diagnostic): ... here, and turn them into real
8445 errors. If warnings are inhibited, no need to do anything.
8447 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8449 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8450 better code generation.
8452 2007-02-20 Ben Elliston <bje@au.ibm.com>
8454 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8456 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8458 * config/alpha/alpha.c, config/alpha/alpha.md,
8459 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8460 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8461 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8462 config/arm/lib1funcs.asm: Follow spelling conventions.
8464 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8465 config/fr30/fr30.md, config/i386/i386.h,
8466 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8467 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
8468 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
8469 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
8470 config/rs6000/altivec.md, config/rs6000/rs6000.c,
8471 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
8472 config/sparc/sparc.c, config/sparc/sparc.h,
8473 config/sparc/sparc.md, config/spu/constraints.md,
8474 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
8477 2007-02-20 Alan Modra <amodra@bigpond.net.au>
8480 * varasm.c (use_blocks_for_decl_p): Return false for decls with
8483 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8485 * doc/invoke.texi (-ftree-lrs): Remove.
8487 2007-02-19 Diego Novillo <dnovillo@redhat.com>
8489 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
8492 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
8494 * config/ia64/ia64.c (ia64_expand_builtin): Use the
8495 new CALL_EXPR_FN macro for retrieving the function
8496 declaration of the input expression.
8498 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8500 * c.opt (Waddress): New.
8501 * common.opt (Walways-true): Delete.
8502 (Wstring-literal-comparison): Delete.
8503 * doc/invoke.texi (Warning Options): Delete -Walways-true and
8504 -Wstring-literal-comparison. Add -Waddress.
8506 (Walways-true): Delete.
8507 (Wstring-literal-comparison): Delete.
8508 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
8509 consistently instead of -Walways-true in example.
8510 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
8511 * c-typeck.c (parser_build_binary_op): Replace
8512 -Wstring-literal-comparison and -Walways-true with -Waddress.
8513 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
8516 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8518 * tree-cfg.c (dump_function_to_file): Be prepared for functions
8519 without DECL_STRUCT_FUNCTION initialized.
8521 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8523 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
8524 due to calls to functions taking pointers as parameters.
8526 2007-02-19 Richard Henderson <rth@redhat.com>
8529 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
8532 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
8534 * config/s390/s390.c (s390_call_saved_register_used,
8535 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
8536 accessed to the new scheme.
8538 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8540 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
8541 (cris_print_index, cris_print_operand, cris_print_operand_address)
8542 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
8543 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
8544 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
8546 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
8547 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
8548 GO_IF_LEGITIMATE_ADDRESS): Ditto.
8549 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
8550 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
8551 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
8552 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
8553 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
8554 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
8555 (uminsi3, call, call_value): Ditto.
8556 (define_split: indir_to_reg_split, unnamed): Ditto.
8558 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
8560 PR tree-optimization/30975
8561 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
8564 2007-02-18 Eric Christopher <echristo@gmail.com>
8566 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
8567 Remove use of arglist.
8568 (mips_expand_builtin): Remove use of arglist, pass in expr.
8569 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
8570 (mips_expand_builtin_movtf): Ditto.
8571 (mips_expand_builtin_compare): Ditto.
8573 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8575 * tree-sra.c (sra_build_assignment): Replace assertion
8576 checking with a comment explaining why it can't be done.
8578 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8581 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
8582 during CALL_EXPR representation conversion.
8583 * tree-ssa-propagate.c (set_rhs): Likewise.
8585 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8587 * tree-sra.c (sra_build_assignment): Disable assertion checking
8590 2007-02-18 Roger Sayle <roger@eyesopen.com>
8592 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
8593 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8594 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
8596 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
8597 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
8598 gimplify_init_ctor_eval_range, gimple_push_cleanup,
8599 gimplify_omp_for, gimplify_omp_atomic_pipeline,
8600 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
8601 force_gimple_operand): Likewise.
8602 * ipa-cp.c (constant_val_insert): Likewise.
8603 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
8604 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
8605 perfect_nestify): Likewise.
8606 * langhooks.c (lhd_omp_assignment): Likewise.
8607 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
8608 lower_copyprivate_clauses, lower_send_clauses,
8609 lower_send_shared_vars, expand_parallel_call,
8610 expand_omp_for_generic, expand_omp_for_static_nochunk,
8611 expand_omp_for_static_chunk, expand_omp_sections,
8612 lower_omp_single_copy, lower_omp_for_lastprivate,
8613 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
8614 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8615 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
8618 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8620 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
8621 config/sh/sh.md: Follow spelling conventions.
8623 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
8624 config/frv/predicates.md: Follow spelling conventions.
8626 * config/m68k/linux-unwind.h: Fix a comment typo.
8627 * target.h: Follow spelling conventions.
8629 2007-02-18 Roger Sayle <roger@eyesopen.com>
8631 PR rtl-optimization/28173
8632 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
8633 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
8634 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
8635 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
8636 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
8638 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8640 * builtins.c (fold_builtin_load_exponent): New.
8641 (fold_builtin_2): Use it.
8643 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
8645 PR rtl-optimization/30773
8646 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
8647 if we fail to attach a REG_EQUIV note.
8649 2007-02-18 David Edelsohn <edelsohn@gnu.org>
8650 Roger Sayle <roger@eyesopen.com>
8652 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
8654 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8656 * calls.c (initialize_argument_information): Pass original EXP
8657 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
8658 code to split complex arguments here, as part of initializing the
8660 (expand_call): Remove code that builds a list of arguments and
8661 inserts implicit arguments into it. Instead, just count how many
8662 implicit arguments there will be so we can determine the size of
8663 the ARGS array, and let initialize_argument_information do the work.
8664 (split_complex_values): Delete unused function.
8666 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8668 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
8670 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8672 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
8673 for arg pointer based indexed addressing.
8675 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8677 * config/ia64/ia64.h, config/ia64/ia64.md,
8678 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
8679 spelling conventions.
8681 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8683 * config/m68k/m68k.c (split_di): New.
8684 * config/m68k/m68k-protos.h: Declare split_di.
8685 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
8686 Improve predicate handling and split constant shifts.
8688 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8690 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
8691 parameter for register bitfield operations, general predicates
8694 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8696 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
8697 * config/m68k/linux-unwind.h: New file.
8699 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8701 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
8702 config/i386/athlon.md, config/ia64/ia64.md,
8703 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
8704 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
8705 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
8706 tree-ssa-loop-niter.c, tree-vect-analyze.c,
8707 tree-vect-transform.c: Fix comment typos.
8709 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
8711 * sched-deps.c (find_insn_list): Remove.
8712 * sched-int.h: Remove the prototype for find_insn_list.
8714 2007-02-16 Geoffrey Keating <geoffk@apple.com>
8716 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
8718 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
8719 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
8720 darwin_rs6000_override_options.
8721 (C_COMMON_OVERRIDE_OPTIONS): Expect
8722 darwin_macosx_version_min to be non-NULL always.
8723 (TARGET_C99_FUNCTIONS): Likewise.
8724 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
8725 (DARWIN_MINVERSION_SPEC): New.
8726 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
8727 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
8729 (DARWIN_MINVERSION_SPEC): New.
8730 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
8732 * config/darwin-c.c (darwin_cpp_builtins): Expect
8733 darwin_macosx_version_min to be non-NULL always.
8735 * config/rs6000/rs6000.c: Clean up trailing whitespace.
8737 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
8739 * config/i386/i386.h (x86_use_xchgb): New.
8740 (TARGET_USE_XCHGB): New macro.
8741 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
8742 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
8743 Split after reload into bswaphi for shifts of 8.
8744 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
8745 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
8746 or when optimizing for size.
8748 2007-02-16 Richard Guenther <rguenther@suse.de>
8749 Christian Bruel <christian.bruel@st.com>
8751 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
8752 DECLs but prefer SSA_NAMEs over DECLs.
8754 2007-02-16 Richard Guenther <rguenther@suse.de>
8756 * tree-flow-inline.h (single_imm_use_p): Remove.
8757 (zero_imm_uses_p): Likewise.
8758 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
8759 instead of single_imm_use_p.
8760 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
8763 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8766 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
8767 nested double- and backquotes.
8769 2007-02-15 Roger Sayle <roger@eyesopen.com>
8772 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
8773 should be unreachable.
8774 (build2_stat): Allow construction of MODIFY_EXPR at any time.
8775 For the time being redirect GIMPLE_MODIFY_STMT to the new
8776 (renamed) build_gimple_modify_stmt_stat.
8777 (build2_gimple_stat): Rename to...
8778 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
8779 Always build a GIMPLE_MODIFY_STMT node.
8780 * tree.h (build2_gimple, build2_gimple_stat): Delete.
8781 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
8784 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
8785 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
8786 * tree-complex.c (set_component_ssa_name, expand_complex_move,
8787 expand_complex_div_wide): Likewise.
8788 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8789 * tree-ssa-loop-im.c (schedule_sm): Likewise.
8790 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
8791 * tree-ssa-loop-manip.c (create_iv): Likewise.
8792 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
8793 abs_replacement): Likewise.
8794 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
8795 realify_fake_stores): Likewise.
8797 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
8798 node rather than a GIMPLE_MODIFY_STMT node.
8799 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
8800 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
8802 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
8803 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
8806 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8809 * fold-const.c (fold_comparison): Add back the
8810 folding of constant complex comparisions.
8812 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8815 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
8816 effects unknown to this function, return early.
8818 2007-02-15 Ian Lance Taylor <iant@google.com>
8820 * lower-subreg.c (move_eh_region_note): New static function.
8821 (resolve_simple_move): Call it.
8822 (decompose_multiword_subregs): Track blocks for which we resolve a
8823 simple move which is also a control flow insn. Pass them to
8824 find_many_sub_basic_blocks.
8825 (pass_lower_subreg): Add TODO_verify_flow.
8826 (pass_lower_subreg2): Likewise.
8828 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8829 Brooks Moses <brooks.moses@codesourcery.com>
8830 Lee Millward <lee.millward@codesourcery.com>
8832 * tree.h (enum tree_code_class): Add tcc_vl_exp.
8833 (VL_EXP_CLASS_P): New.
8834 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
8836 (TREE_OPERAND_CHECK_CODE): Likewise.
8837 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
8838 (TREE_RTL_OPERAND_CHECK): Likewise.
8839 (tree_operand_check_failed): Make second parameter the whole tree
8840 instead of its code. Fixed callers.
8841 (VL_EXP_CHECK): New.
8842 (TREE_OPERAND_LENGTH): New.
8843 (VL_EXP_OPERAND_LENGTH): New.
8844 (CALL_EXPR_FN): New.
8845 (CALL_EXPR_STATIC_CHAIN): New.
8846 (CALL_EXPR_ARGS): New.
8847 (CALL_EXPR_ARG): New.
8848 (call_expr_nargs): New.
8849 (CALL_EXPR_ARGP): New.
8850 (build_nt_call_list): Declare.
8851 (build_vl_exp_stat): Declare.
8852 (build_vl_exp): New.
8853 (build_call_list): Declare.
8854 (build_call_nary): Declare.
8855 (build_call_valist): Declare.
8856 (build_call_array): Declare.
8857 (call_expr_arg): Declare.
8858 (call_expr_argp): Declare.
8859 (call_expr_arglist): Declare.
8860 (fold_build_call_list): Declare.
8861 (fold_build_call_list_initializer): Declare.
8862 (fold_call_expr): Declare to replace fold_builtin.
8863 (fold_builtin_fputs): Update to agree with modified definition.
8864 (fold_builtin_strcpy): Likewise.
8865 (fold_builtin_strncpy): Likewise.
8866 (fold_builtin_memory_chk): Likewise.
8867 (fold_builtin_stxcpy_chk): Likewise.
8868 (fold_builtin_strncpy_chk): Likewise.
8869 (fold_builtin_next_arg): Likewise.
8870 (fold_build_call_expr): Declare.
8871 (fold_builtin_call_list): Declare.
8872 (fold_builtin_call_valist): Declare.
8873 (build_call_expr): Declare.
8874 (validate_arglist): Update to agree with modified definition.
8875 (tree_operand_length): New.
8876 (call_expr_arg_iterator): New.
8877 (init_call_expr_arg_iterator): New.
8878 (next_call_expr_arg): New.
8879 (first_call_expr_arg): New.
8880 (more_call_expr_args_p): New.
8881 (FOR_EACH_CALL_EXPR_ARG): New.
8883 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
8884 and tcc_gimple_stmt.
8885 (tree_code_size): Update documentation. Use sizeof (tree) rather
8886 than sizeof (char *).
8887 (tree_size): Likewise. Add case for tcc_vl_exp.
8888 (tree_node_structure): Add case for tcc_vl_exp.
8889 (contains_placeholder_p): Likewise.
8890 (substitute_in_expr): Likewise.
8891 (substitute_placeholder_in_expr): Likewise.
8892 (stabilize_reference_1): Likewise.
8893 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
8894 to diagnose breakage of this interface for constructing CALL_EXPRs.
8895 (build_nt): Add similar assertion here.
8896 (build_nt_call_list): New.
8897 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
8898 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
8900 (get_callee_fndecl): Use new CALL_EXPR accessors.
8901 (tree_operand_check_failed): Change parameters to pass entire node
8902 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
8903 (process_call_operands): New.
8904 (build_vl_exp_stat): New.
8905 (build_call_list): New.
8906 (build_call_nary): New.
8907 (build_call_valist): New.
8908 (build_call_array): New.
8909 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8910 (call_expr_arglist): New.
8912 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
8913 tcc_vl_exp instead of a fixed-size tcc_expression.
8915 * doc/c-tree.texi (CALL_EXPR): Document new representation and
8916 accessors for CALL_EXPRs.
8917 (AGGR_INIT_EXPR): Likewise.
8919 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8920 Brooks Moses <brooks.moses@codesourcery.com>
8921 Lee Millward <lee.millward@codesourcery.com>
8923 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
8924 (expand_builtin_nonlocal_goto): Change parameter to be entire
8925 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
8926 (expand_builtin_prefetch): Likewise.
8927 (expand_builtin_classify_type): Likewise.
8928 (mathfn_built_in): Return NULL_TREE instead of 0.
8929 (expand_errno_check): Use new CALL_EXPR accessors.
8930 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
8931 Return NULL_RTX instead of 0.
8932 (expand_builtin_mathfn_2): Likewise.
8933 (expand_builtin_mathfn_3): Likewise.
8934 (expand_builtin_interclass_mathfn): Likewise.
8935 (expand_builtin_sincos): Likewise.
8936 (expand_builtin_cexpi): Likewise.
8937 (expand_builtin_int_roundingfn): Likewise.
8938 (expand_builtin_int_roundingfn_2): Likewise.
8939 (expand_builtin_pow): Likewise.
8940 (expand_builtin_powi): Likewise.
8941 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
8942 of arglist, fixing callers appropriately. Use new CALL_EXPR
8943 accessors and constructors. Return NULL_RTX instead of 0.
8944 (expand_builtin_strstr): Likewise.
8945 (expand_builtin_strchr): Likewise.
8946 (expand_builtin_strrchr): Likewise.
8947 (expand_builtin_strpbrk): Likewise.
8948 (expand_builtin_memcpy): Likewise.
8949 (expand_builtin_mempcpy): Likewise.
8950 (expand_builtin_mempcpy_args): New.
8951 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
8952 (expand_builtin_memmove_args): New.
8953 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
8954 (expand_movstr): Likewise.
8955 (expand_builtin_strcpy): Likewise.
8956 (expand_builtin_strcpy_args): New.
8957 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
8958 (expand_builtin_strncpy): Likewise.
8959 (expand_builtin_memset): Likewise.
8960 (expand_builtin_memset_args): New.
8961 (expand_builtin_bzero): Similarly to expand_builtin_memset.
8962 (expand_builtin_memcmp): Likewise.
8963 (expand_builtin_strcmp): Likewise.
8964 (expand_builtin_strncmp): Likewise.
8965 (expand_builtin_strcat): Likewise.
8966 (expand_builtin_strncat): Likewise.
8967 (expand_builtin_strspn): Likewise.
8968 (expand_builtin_strcspn): Likewise.
8969 (expand_builtin_args_info): Likewise.
8970 (expand_builtin_va_start): Likewise.
8971 (gimplify_va_arg_expr): Likewise.
8972 (expand_builtin_va_end): Likewise.
8973 (expand_builtin_va_copy): Likewise.
8974 (expand_builtin_frame_address): Likewise.
8975 (expand_builtin_alloca): Likewise.
8976 (expand_builtin_bswap): Likewise.
8977 (expand_builtin_unop): Likewise.
8978 (expand_builtin_fputs): Likewise.
8979 (expand_builtin_expect): Likewise.
8980 (expand_builtin_fabs): Likewise.
8981 (expand_builtin_copysign): Likewise.
8982 (expand_builtin_printf): Likewise.
8983 (expand_builtin_fprintf): Likewise.
8984 (expand_builtin_sprintf): Likewise.
8985 (expand_builtin_init_trampoline): Likewise.
8986 (expand_builtin_signbit): Likewise.
8987 (expand_builtin_fork_or_exec): Likewise.
8988 (expand_builtin_sync_operation): Likewise.
8989 (expand_builtin_compare_and_swap): Likewise.
8990 (expand_builtin_lock_test_and_set): Likewise.
8991 (expand_builtin_lock_release): Likewise.
8992 (expand_builtin): Likewise.
8993 (builtin_mathfn_code): Likewise.
8995 (fold_builtin_constant_p): Pass call arguments individually instead
8996 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8997 accessors and constructors. Return NULL_TREE instead of 0.
8998 (fold_builtin_expect): Likewise.
8999 (fold_builtin_classify_type): Likewise.
9000 (fold_builtin_strlen): Likewise.
9001 (fold_builtin_nan): Likewise.
9002 (integer_valued_real_p): Likewise.
9003 (fold_trunc_transparent_mathfn): Likewise.
9004 (fold_fixed_mathfn): Likewise.
9005 (fold_builtin_cabs): Likewise.
9006 (fold_builtin_sqrt): Likewise.
9007 (fold_builtin_cbrt): Likewise.
9008 (fold_builtin_cos): Likewise.
9009 (fold_builtin_cosh): Likewise.
9010 (fold_builtin_tan): Likewise.
9011 (fold_builtin_sincos): Likewise.
9012 (fold_builtin_cexp): Likewise.
9013 (fold_builtin_trunc): Likewise.
9014 (fold_builtin_floor): Likewise.
9015 (fold_builtin_ceil): Likewise.
9016 (fold_builtin_round): Likewise.
9017 (fold_builtin_int_roundingfn): Likewise.
9018 (fold_builtin_bitop): Likewise.
9019 (fold_builtin_bswap): Likewise.
9020 (fold_builtin_logarithm): Likewise.
9021 (fold_builtin_hypot): Likewise.
9022 (fold_builtin_pow): Likewise.
9023 (fold_builtin_powi): Likewise.
9024 (fold_builtin_exponent): Likewise.
9025 (fold_builtin_memset): Likewise.
9026 (fold_builtin_bzero): Likewise.
9027 (fold_builtin_memory_op): Likewise.
9028 (fold_builtin_bcopy): Deleted; call site changed to invoke
9029 fold_builtin_memory_op directly.
9030 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9031 (fold_builtin_strncpy): Likewise.
9032 (fold_builtin_memcmp): Likewise.
9033 (fold_builtin_strcmp): Likewise.
9034 (fold_builtin_strncmp): Likewise.
9035 (fold_builtin_signbit): Likewise.
9036 (fold_builtin_copysign): Likewise.
9037 (fold_builtin_isascii): Likewise.
9038 (fold_builtin_toascii): Likewise.
9039 (fold_builtin_isdigit): Likewise.
9040 (fold_builtin_fabs): Likewise.
9041 (fold_builtin_abs): Likewise.
9042 (fold_builtin_fmin_fmax): Likewise.
9043 (fold_builtin_carg): Likewise.
9044 (fold_builtin_classify): Likewise.
9045 (fold_builtin_unordered_cmp): Likewise.
9047 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9048 New functions split out from fold_builtin_1.
9049 (fold_builtin_n): New.
9050 (fold_builtin_varargs): New.
9051 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9053 (fold_call_expr): New.
9054 (build_function_call_expr): Rewrite to use new helper function.
9055 (fold_builtin_call_list): New.
9056 (build_call_expr): New.
9057 (fold_builtin_call_valist): New.
9058 (rewrite_call_expr): New.
9059 (validate_arg): New.
9060 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9061 of an arglist. Change return type to bool. Use new CALL_EXPR
9064 (fold_builtin_strstr): Pass call arguments individually instead
9065 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9066 accessors and constructors. Return NULL_TREE instead of 0.
9067 (fold_builtin_strchr): Likewise.
9068 (fold_builtin_strrchr): Likewise.
9069 (fold_builtin_strpbrk): Likewise.
9070 (fold_builtin_strcat): Likewise.
9071 (fold_builtin_strncat): Likewise.
9072 (fold_builtin_strspn): Likewise.
9073 (fold_builtin_strcspn): Likewise.
9074 (fold_builtin_fputs): Likewise.
9075 (fold_builtin_next_arg): Likewise.
9076 (fold_builtin_sprintf): Likewise.
9078 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9079 NULL_RTX instead of 0.
9080 (expand_builtin_memory_chk): Likewise.
9081 (maybe_emit_chk_warning): Likewise.
9082 (maybe_emit_sprintf_chk_warning): Likewise.
9084 (fold_builtin_object_size): Pass call arguments individually instead
9085 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9086 accessors and constructors. Return NULL_TREE instead of 0.
9087 (fold_builtin_memory_chk): Likewise.
9088 (fold_builtin_stxcpy_chk): Likewise.
9089 (fold_builtin_strncpy_chk): Likewise.
9090 (fold_builtin_strcat_chk): Likewise.
9091 (fold_builtin_strcat_chk): Likewise.
9092 (fold_builtin_strncat_chk): Likewise.
9093 (fold_builtin_sprintf_chk): Likewise.
9094 (fold_builtin_snprintf_chk): Likewise.
9095 (fold_builtin_printf): Likewise.
9096 (fold_builtin_vprintf): Likewise.
9098 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9100 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9101 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9102 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9103 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9104 (fold_unary): Likewise.
9105 (fold_binary): Likewise.
9106 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9107 ternary expressions.
9108 (fold): Add logic for tcc_vl_exp.
9109 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9110 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9111 (fold_build3_stat): Add assertion to flag broken interface for
9112 constructing CALL_EXPRs.
9113 (fold_build_call_list): New.
9114 (fold_build_call_list_initializer): New.
9115 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9117 (fold_strip_sign_ops): Likewise.
9119 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9120 Brooks Moses <brooks.moses@codesourcery.com>
9121 Lee Millward <lee.millward@codesourcery.com>
9123 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9124 accessors and dump arguments explicitly.
9126 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9128 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9130 (print_call_name): Use new CALL_EXPR accessors.
9132 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9133 CALL_EXPR arguments explicitly instead of as a list. Use
9134 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9136 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9137 (vrp_visit_stmt): Likewise.
9139 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9140 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9142 (force_move_till_expr): Likewise.
9144 * targhooks.c (default_external_stack_protect_fail): Use
9145 build_call_expr instead of build_function_call_expr.
9146 (default_hidden_stack_protect_fail): Likewise.
9148 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9151 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9152 and walk arguments explicitly.
9154 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9155 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9156 (expand_simple_operations): Likewise.
9157 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9159 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9160 of TREE_CODE_LENGTH.
9161 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9163 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9164 instead of TREE_CODE_LENGTH.
9166 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9167 (tree_ic_transform): Likewise.
9168 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9169 parameter instead of arglist. Fix callers.
9170 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9171 (tree_stringops_transform): Likewise.
9172 (tree_indirect_call_to_profile): Likewise.
9173 (tree_stringops_values_to_profile): Likewise.
9175 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9176 (eliminate_tail_call): Likewise.
9178 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9180 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9181 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9183 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9185 * omp-low.c (build_omp_barrier): Use build_call_expr.
9186 (lower_rec_input_clauses): Likewise.
9187 (lower_reduction_clauses): Likewise.
9188 (expand_parallel_call): Likewise.
9189 (maybe_catch_exception): Likewise.
9190 (expand_omp_for_generic): Likewise.
9191 (expand_omp_for_static_nochunk): Likewise.
9192 (expand_omp_sections): Likewise.
9193 (lower_omp_single_simple): Likewise.
9194 (lower_omp_single_copy): Likewise.
9195 (lower_omp_master): Likewise.
9196 (lower_omp_ordered): Likewise.
9197 (lower_omp_critical): Likewise.
9199 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9200 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9202 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9203 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9204 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9206 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9207 and generalize to handle any number of operands.
9208 (chrec_contains_undetermined): Likewise.
9209 (tree_contains_chrecs): Likewise.
9210 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9212 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9214 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9215 fold_call_expr instead of fold_builtin.
9216 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9217 match declarations there.
9218 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9221 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9222 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9224 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9225 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9227 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9230 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9231 (execute_cse_sincos): Use new CALL_EXPR accessors.
9233 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9235 * gimple-low.c (lower_function_body): Use build_call_expr.
9236 (lower_builtin_setjmp): Likewise.
9238 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9239 (set_storage_via_libcall): Likewise.
9240 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9241 instead of TREE_CODE_LENGTH.
9242 (expand_expr_real_1): Use new CALL_EXPR accessors.
9244 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9245 generalize to handle any number of operands.
9246 (TB_parent_eq): Likewise.
9248 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9249 (strip_builtin_expect): Likewise.
9251 * function.c (gimplify_parameters): Use build_call_expr.
9253 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9254 instead of TREE_CODE_LENGTH.
9256 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9257 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9259 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9262 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9263 (gimplify_decl_expr): Likewise.
9264 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9265 Use new CALL_EXPR iterators.
9266 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9267 (gimplify_modify_expr_to_memset): Likewise.
9268 (gimplify_variable_sized_compare): Likewise.
9269 (gimplify_omp_atomic_fetch_op): Likewise.
9270 (gimplify_omp_atomic_pipeline): Likewise.
9271 (gimplify_omp_atomic_mutex): Likewise.
9272 (gimplify_function_tree): Likewise.
9274 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9275 (call_expr_flags): Likewise.
9276 (expand_call): Likewise.
9278 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9279 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9282 * coverage.c (create_coverage): Use build_call_expr.
9284 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9285 (temp_call_expr_obstack): New.
9286 (pool_copy_list): Delete.
9287 (temp_copy_call_expr): New.
9288 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9289 CALL_EXPR accessors. Get rid of special goo for copying argument
9290 lists and use temp_copy_call_expr instead.
9291 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9292 CALL_EXPR accessors.
9293 (create_expression_by_pieces): Likewise. Use build_call_array
9294 to construct the result instead of fold_build3.
9295 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9296 dealing with argument lists.
9297 (init_pre): Remove references to expression_node_pool and
9298 list_node_pool. Init temp_call_expr_obstack instead.
9299 (fini_pre): Remove references to expression_node_pool and
9302 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9303 and walk arguments explicitly instead of as a list.
9305 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9306 (mx_register_decls): Likewise.
9307 (mudflap_register_call): Likewise.
9308 (mudflap_finish_file): Likewise.
9310 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9311 (ipa_callsite_compute_param): Likewise.
9313 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9314 accessors and constructor.
9316 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9317 accessors and constructor.
9318 (convert_tramp_reference): Likewise.
9319 (convert_call_expr): Likewise.
9320 (finalize_nesting_tree_1): Likewise.
9322 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9325 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9327 * tree-inline.c (initialize_inlined_parameters): Pass entire
9328 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9330 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9331 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9333 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9334 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9335 (vectorizable_reduction): Likewise.
9336 (vectorizable_call): Use new CALL_EXPR iterators.
9337 (vectorizable_conversion): Use build_call_expr.
9338 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9339 (vect_gen_widened_results_half): Use build_call_expr.
9340 (vect_setup_realignment): Likewise.
9341 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9343 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9344 (pass_through_call): Likewise.
9345 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9348 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9349 (tree_gen_pow2_profiler): Likewise.
9350 (tree_gen_one_value_profiler): Likewise.
9351 (tree_gen_ic_func_profiler): Likewise.
9352 (tree_gen_average_profiler): Likewise.
9353 (tree_gen_ior_profiler): Likewise.
9355 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9356 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9357 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9359 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9360 of TREE_CODE_LENGTH.
9362 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9363 of TREE_CODE_LENGTH.
9365 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9367 (convert_to_integer): Likewise.
9369 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9372 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9373 Brooks Moses <brooks.moses@codesourcery.com>
9374 Lee Millward <lee.millward@codesourcery.com>
9376 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9378 * config/frv/frv.c (frv_expand_builtin): Likewise.
9379 * config/s390/s390.c (s390_expand_builtin): Likewise.
9381 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9382 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9384 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9385 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9386 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9387 (ix86_expand_store_builtin): Likewise.
9388 (ix86_expand_unop_builtin): Likewise.
9389 (ix86_expand_unop1_builtin): Likewise.
9390 (ix86_expand_sse_compare): Likewise.
9391 (ix86_expand_sse_comi): Likewise.
9392 (ix86_expand_vec_init_builtin): Likewise.
9393 (ix86_expand_vec_ext_builtin): Likewise.
9394 (ix86_expand_vec_set_builtin): Likewise.
9395 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9397 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9398 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9400 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9401 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9402 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9404 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9406 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9407 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9408 arglist. Use new CALL_EXPR accessors. Fix callers.
9409 (altivec_expand_abs_builtin): Likewise.
9410 (rs6000_expand_binop_builtin): Likewise.
9411 (altivec_expand_predicate_builtin): Likewise.
9412 (altivec_expand_lv_builtin): Likewise.
9413 (spe_expand_stv_builtin): Likewise.
9414 (altivec_expand_stv_builtin): Likewise.
9415 (rs6000_expand_ternop_builtin): Likewise.
9416 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9417 (altivec_expand_st_builtin): Likewise.
9418 (altivec_expand_dst_builtin): Likewise.
9419 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9420 arglist. Use new CALL_EXPR accessors. Fix callers.
9421 (altivec_expand_vec_set_builtin): Likewise.
9422 (altivec_expand_vec_ext_builtin): Likewise.
9423 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9424 (spe_expand_builtin): Likewise.
9425 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9426 arglist. Use new CALL_EXPR accessors. Fix callers.
9427 (spe_expand_evsel_builtin): Likewise.
9428 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9429 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9431 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9432 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9433 (arm_expand_unop_builtin): Likewise.
9434 (arm_expand_builtin): Use new CALL_EXPR accessors.
9436 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9439 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9440 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9441 (bfin_expand_unop_builtin): Likewise.
9442 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9444 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9445 Brooks Moses <brooks.moses@codesourcery.com>
9446 Lee Millward <lee.millward@codesourcery.com>
9448 * c-semantics.c (build_stmt): Add internal diagnostic check.
9450 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9451 accessors. Print arguments explicitly instead of as a list.
9453 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9455 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9456 (c_finish_omp_flish): Likewise.
9458 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9459 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9460 instead of TREE_CODE_LENGTH.
9461 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9462 (c_warn_unused_result): Likewise.
9464 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9467 * doc/invoke.texi (Warning Options): Remove
9468 -Werror-implicit-function-declaration.
9469 (Wimplicit-function-declaration): Update description.
9470 * opts.c (common_handle_option): Move handling of -Werror=* to...
9471 (enable_warning_as_error): ...here.
9472 * opts.h (enable_warning_as_error): Declare.
9473 * c-decl.c (implicit_decl_warning): Unless
9474 -Wno-implicit-function-declaration is given, emit a pedwarn if
9475 -std=c99 or emit a warning if -Wimplicit-function-declaration.
9476 * c.opt (Wimplicit-function-declaration): Replace
9477 mesg_implicit_function_declaration with
9478 warn_implicit_function_declaration.
9479 * c-opts.c (c_common_handle_option):
9480 -Werror-implicit-function-declaration is exactly equal as
9481 -Werror=implicit-function-declaration.
9482 (set_Wimplicit): Replace mesg_implicit_function_declaration with
9483 warn_implicit_function_declaration.
9484 (c_common_post_options): -Wimplict-function-declaration is enabled
9485 by default by -std=c99, otherwise is disabled by default.
9486 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
9488 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9490 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
9491 DECL on the rhs to a DECL on the lhs for debug info purposes if the
9492 former is ignored but not the latter.
9494 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9496 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
9497 is made and the reference doesn't use the alias set of its type,
9498 do not create the temporary using that type.
9500 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
9502 * jump.c: Remove prototypes for delete_computation and
9503 delete_prior_computation.
9505 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9507 * jump.c (get_label_after): Delete.
9508 (get_label_before, delete_computation, delete_jump,
9509 delete_prior_computation, follow_jumps): Move...
9510 * reorg.c (delete_computation, delete_prior_computation): ... here...
9511 (get_label_before, delete_jump): ... making these static ...
9512 (follow_jumps): ... and simplifying this since it only runs after
9514 * rtl.h (get_label_after, get_label_before, delete_jump,
9515 follow_jumps): Delete prototypes.
9517 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9519 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
9521 2007-02-15 Nick Clifton <nickc@redhat.com>
9523 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
9524 order to prevent it from being munged by the target.
9526 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
9528 * config/i386/i386.md: Remove misleading comment.
9530 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9532 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
9533 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
9536 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9538 * tree-sra.c (instantiate_missing_elements): Canonicalize
9540 (sra_build_assignment): New.
9541 (generate_copy_inout, generate_element_copy,
9542 generate_element_zero, generate_one_element_init): Use it.
9544 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9546 * tree-sra.c (instantiate_missing_elements): Canonicalize
9548 (sra_build_assignment): New.
9549 (generate_copy_inout, generate_element_copy,
9550 generate_element_zero, generate_one_element_init): Use it.
9552 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9554 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
9557 2007-02-14 Joseph Myers <joseph@codesourcery.com>
9559 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
9560 types as aggregates not scalars.
9561 * function.c (assign_stack_temp_for_type): Likewise.
9563 2007-02-14 Roger Sayle <roger@eyesopen.com>
9564 Zdenek Dvorak <dvorakz@suse.cz>
9566 * tree-dump.c (dump_switch_p_1): Require exact match of the option
9569 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
9571 * passes.c (next_pass_1): Clear the next field of the copied
9574 2007-02-14 Richard Henderson <rth@redhat.com>
9576 * tree-sra.c (early_sra): New.
9577 (decl_can_be_decomposed_p): Deny va_list if early_sra.
9578 (tree_sra_early, pass_sra_early): New.
9579 * tree-pass.h (pass_sra_early): Declare.
9580 * passes.c (init_optimization_passes): Use it.
9582 2007-02-14 Richard Guenther <rguenther@suse.de>
9584 * flags.h (issue_strict_overflow_warning): Convert to a macro.
9586 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
9588 PR tree-optimization/30771
9589 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
9591 (vect_analyze_operations): Induction phis can now be marked as
9593 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
9594 Update documentation accordingly.
9596 2007-02-14 Nick Clifton <nickc@redhat.com>
9598 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
9599 most 3 arguments are supported.
9600 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
9602 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
9604 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
9605 Ensure dst->current is valid.
9607 2007-02-13 Paul Brook <paul@codesourcery.com>
9609 * config.gcc: Add arm*-*-uclinux-*eabi.
9610 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
9611 (SUBTARGET_EXTRA_LINK_SPEC): Define.
9612 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
9613 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
9614 (LINK_SPEC): Define.
9616 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
9618 * config/arm/uclinux-eabi.h: New file.
9619 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
9620 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
9623 2007-02-13 Ian Lance Taylor <iant@google.com>
9625 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
9626 * flags.h (warn_strict_overflow): Declare.
9627 (enum warn_strict_overflow_code): Define.
9628 (issue_strict_overflow_warning): New static inline function.
9629 * opts.c (warn_strict_overflow): New variable.
9630 (common_handle_option): Handle OPT_Wstrict_overflow and
9631 OPT_Wstrict_overflow_.
9632 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
9634 * fold-const.c: Include intl.h.
9635 (fold_deferring_overflow_warnings): New static variable.
9636 (fold_deferred_overflow_warning): New static variable.
9637 (fold_deferred_overflow_code): New static variable.
9638 (fold_defer_overflow_warnings): New function.
9639 (fold_undefer_overflow_warnings): New function.
9640 (fold_undefer_and_ignore_overflow_warnings): New function.
9641 (fold_deferring_overflow_warnings_p): New function.
9642 (fold_overflow_warning): New static function.
9643 (make_range): Add strict_overflow_p parameter. Change all
9645 (extract_muldiv, extract_muldiv_1): Likewise.
9646 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
9647 tree_expr_nonnegative_p.
9648 (fold_negate_expr): Call fold_overflow_warning.
9649 (fold_range_test): Likewise.
9650 (fold_comparison): Likewise.
9651 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
9652 instead of tree_expr_nonnegative_p.
9653 (tree_expr_nonnegative_warnv_p): Rename from
9654 tree_expr_nonnegative_p, add strict_overflow_p parameter.
9655 (tree_expr_nonnegative_p): New function.
9656 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
9657 strict_overflow_p parameter.
9658 (tree_expr_nonzero_p): New function.
9659 * passes.c (verify_interpass_invariants): New static function.
9660 (execute_one_pass): Call it.
9661 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
9663 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
9664 (estimate_numbers_of_iterations): Likewise.
9665 (scev_probably_wraps_p): Likewise.
9666 * tree-ssa-ccp.c: Include "toplev.h".
9667 (evaluate_stmt): Defer fold overflow warnings until we know we are
9669 (struct fold_stmt_r_data): Add stmt field.
9670 (fold_stmt_r): Defer fold overflow warnings until we know we
9672 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
9673 (fold_stmt_inplace): Likewise.
9674 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
9675 (cleanup_control_expr_graph): Defer fold overflow warnings until
9676 we know we are going to optimize.
9677 * tree-cfg.c (fold_cond_expr_cond): Likewise.
9678 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
9680 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9681 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
9682 * tree-ssa-loop-manip.c (create_iv): Likewise.
9683 * c-typeck.c (build_conditional_expr): Likewise.
9684 (build_binary_op): Likewise.
9685 * tree-vrp.c (vrp_expr_computes_nonzero): Call
9686 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
9687 (extract_range_from_unary_expr): Likewise.
9688 * simplify-rtx.c (simplify_const_relational_operation): Warn when
9689 assuming that signed overflow does not occur.
9690 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
9691 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
9692 (fold_defer_overflow_warnings): Declare.
9693 (fold_undefer_overflow_warnings): Declare.
9694 (fold_undefer_and_ignore_overflow_warnings): Declare.
9695 (fold_deferring_overflow_warnings_p): Declare.
9696 (tree_expr_nonzero_warnv_p): Declare.
9697 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
9699 (Warning Options): Document -Wstrict-overflow.
9700 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
9701 (tree-ssa-ccp.o): Likewise.
9702 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
9703 (fold-const.o): Depend on intl.h.
9705 2007-02-13 Ian Lance Taylor <iant@google.com>
9708 * lower-subreg.c (resolve_simple_move): Decompose subregs in
9711 2007-02-13 Stuart Hastings <stuart@apple.com>
9713 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
9715 2007-02-13 Richard Henderson <rth@redhat.com>
9717 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
9718 handled_component_p before looking for the indirect_ref.
9720 2007-02-13 Richard Henderson <rth@redhat.com>
9722 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
9723 remove flags clobber.
9724 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
9725 (bswaphi_lowpart): New.
9726 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
9727 remove TARGET_BSWAP test. Delete expander of the same name.
9729 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
9730 (expand_unop): Use them.
9732 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
9735 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
9736 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
9737 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
9738 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
9739 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
9740 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
9741 assembler dialect choice from asm templates.
9743 2007-02-12 Richard Henderson <rth@redhat.com>
9745 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
9746 (fixuns_trunc<SSEMODEF>si2): Use it.
9747 * config/i386/sse.md (vec_setv4sf_0): Export.
9748 * config/i386/i386.c (ix86_build_const_vector): Export.
9749 (ix86_split_convert_uns_si_sse): Rename from
9750 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
9751 * config/i386/i386-protos.h: Update.
9753 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9756 * c-typeck.c (c_finish_return): Improve warning message.
9758 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9760 * alias.c (find_symbolic_term): Delete unused function.
9762 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
9764 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
9765 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
9766 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
9768 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9770 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9771 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
9772 the function, temporarily point the debug interface to the null one.
9774 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9776 * dwarf2out.c (round_up_to_align): New static function.
9777 (field_byte_offset): Use it to round the offset.
9779 2007-02-12 Richard Henderson <rth@redhat.com>
9781 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
9782 (inswl_const): Export.
9784 2007-02-12 Richard Henderson <rth@redhat.com>
9786 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
9787 result mode of the libcall, convert back to outmode.
9789 2007-02-12 Roger Sayle <roger@eyesopen.com>
9791 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
9792 (bswapdi2): New define_expand to implement 32-bit implementation.
9794 2007-02-12 Nick Clifton <nickc@redhat.com>
9796 * doc/invoke.texi (Overall Options): Document --help=.
9797 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
9798 (cc1_options): Pass --help= on to cc1.
9799 (display_help): Add description of --help=.
9800 (process_command): Add code to handle --help=. Allow translated
9801 --help and --target-help switches to be passed on to compiler
9803 (main): Remove unused if statement.
9804 * opts.c (columns): Remove.
9805 (LEFT_COLUMN): Define.
9806 (wrap_help): Add columns argument.
9807 (print_filtered_help): Change parameters to be an include bitmask,
9808 an exclude bitmask, an any bitmask and the column width. Move the
9809 code to display the params list here. Add code to display the
9810 status of options rather than their descriptions if the quiet flag
9812 (print_specific_help): Change parameters to be an include bitmask,
9813 an exclude bitmask and an any bitmask. Move code to look up the
9814 column width here. Decide upon the title for an options listing.
9815 (common_handle_options): Add code to handle --help=. Adapt code
9816 for --help and --target-help to use the revised form of the
9817 print_specific_help function.
9818 (print_help): Delete.
9819 (print_param_help): Delete.
9820 (print_switch): Delete.
9821 * opts.h (cl_lang_count): Add prototype.
9822 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
9823 CL_MAX_OPTION_CLASS): New defines.
9824 * optc-gen.awk: Add construction of cl_lang_count.
9825 * c.opt: Add Warning attribute to warning options and Optimization
9826 attribute to optimization options.
9827 * common.opt: Likewise.
9829 Add -fhelp and -ftarget-help as aliases for the transformed --help
9830 and --target-help options.
9831 * opt-functions.awk: Add code to handle Warning and Optimization
9834 2007-02-12 Richard Henderson <rth@redhat.com>
9836 * config/alpha/constraints.md: New file.
9837 * config/alpha/alpha.c: Include tm-constrs.h.
9838 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
9839 alpha_extra_constraint): Remove.
9840 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
9841 * config/alpha/alpha-protos.h: Update.
9842 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
9843 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
9844 (EXTRA_CONSTRAINT): Remove.
9845 * config/alpha/alpha.md: Include constraints.md.
9846 (adddi splitter): Use satisfies_constraint_*.
9847 * config/alpha/predicates.md (add_operand): Likewise.
9848 (sext_add_operand, addition_operation): Likewise.
9850 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
9852 PR tree-optimization/29145
9853 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
9854 in our handling of restrict qualified pointers.
9856 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9859 * doc/invoke.texi (Wunused-value): Update description.
9860 (Wextra): Delete item.
9861 * opts.c (set_Wextra): Don't use the value of Wextra to set the
9862 value of Wunused-value.
9863 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
9864 (c_finish_stmt_expr): Don't check extra_warnings.
9865 (emit_side_effect_warnings): The caller is responsible to check
9868 2007-02-11 Roger Sayle <roger@eyesopen.com>
9869 Matt Thomas <matt@3am-software.com>
9871 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
9873 2007-02-11 Roger Sayle <roger@eyesopen.com>
9875 * simplify-rtx.c (simplify_relational_operation_1): Optimize
9876 comparisons of POPCOUNT against zero.
9877 (simplify_const_relational_operation): Likewise.
9879 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9881 * doc/invoke.texi (Wextra): Delete outdated paragraph.
9883 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9885 * dwarf2out.c (root_type): Delete unused function.
9887 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9889 * genattrtab.c (contained_in_p): Delete unused function.
9890 (write_expr_attr_cache): Likewise.
9892 2007-02-11 Jan Hubicka <jh@suse.cz>
9894 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
9897 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
9899 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
9900 to add the REG_EQ* note.
9901 * see.c (see_merge_one_use_extension): Likewise.
9902 * local-alloc.c (update_equiv_regs): Likewise. Also don't
9903 turn REG_EQUAL notes into REG_EQUIV notes if the target
9904 register may have more than one set.
9905 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
9906 * gcse.c (try_replace_reg): Likewise.
9907 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
9908 * calls.c (fixup_tail_calls): Likewise. Abort if there is
9909 more than one REG_EQUIV note.
9910 * reload1.c (gen_reload): Use set_unique_reg_note.
9912 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
9914 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
9915 (ix86_builtin_conversion): New function.
9917 2007-02-06 Mark Mitchell <mark@codesourcery.com>
9920 * tree.h (DECL_REPLACEABLE_P): New macro.
9921 * except.c (set_nothrow_function_flags): Likewise.
9923 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
9924 Ira Rosen <irar@il.ibm.com>
9925 Dorit Nuzman <dorit@il.ibm.com>
9927 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
9928 * targhooks.c (default_builtin_vectorized_conversion): New.
9929 * targhooks.h (default_builtin_vectorized_function): New declaration.
9930 * target.h (struct vectorize): Add builtin_conversion field.
9931 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
9932 stmt_vec_info_type value.
9933 (vectorizable_conversion): New declaration.
9934 * tree-vect-analyze.c (vect_analyze_operations): Add
9935 vectorizable_conversion call.
9936 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
9937 * tree-vect-transform.c (vectorizable_conversion): New function.
9938 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
9939 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
9941 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
9942 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
9943 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
9944 or ALTIVEC_BUILTIN_VCFSX.
9946 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9949 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
9950 CONST_DOUBLE and operand 0 is a hard register.
9951 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
9952 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
9953 is a hard floating-point register.
9955 2007-02-10 Richard Henderson <rth@redhat.com>
9956 Jakub Jelinek <jakub@redhat.com>
9957 Alexandre Oliva <aoliva@redhat.com>
9959 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
9960 * builtin-types.def (BT_WORD): Make unsigned.
9961 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
9962 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
9963 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
9964 * c-decl.c (grokdeclarator): Don't error if !have_tls.
9965 * c-parser.c (c_parser_omp_threadprivate): Likewise.
9966 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
9968 * expr.c (emutls_var_address): New.
9969 (expand_expr_real_1): Expand emulated tls.
9970 (expand_expr_addr_expr_1): Likewise.
9971 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
9972 * output.h (emutls_finish): Declare.
9973 * toplev.c (compile_file): Call it.
9974 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
9975 address before wrapping in CONST.
9976 * varasm.c (emutls_htab, emutls_object_type): New.
9977 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
9978 (get_emutls_object_name, get_emutls_object_type): New.
9979 (get_emutls_init_templ_addr, emutls_decl): New.
9980 (emutls_common_1, emutls_finish): New.
9981 (assemble_variable): When emulating tls, swap decls; generate
9982 constructor for the emutls objects.
9983 (do_assemble_alias): When emulating tls, swap decl and target name.
9984 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
9986 * varpool.c (decide_is_variable_needed): Look at force_output.
9987 Recurse for emulated tls.
9988 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
9989 with decide_is_variable_needed.
9990 * emutls.c: New file.
9991 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
9992 tls_object for real tls.
9994 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9996 PR rtl-optimization/29599
9997 * reload1.c (eliminate_regs_in_insn): Take the destination
9998 mode into account when computing the offset.
10000 2007-02-09 Stuart Hastings <stuart@apple.com>
10001 Richard Henderson <rth@redhat.com>
10003 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10004 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10005 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10006 fixuns_truncdfhi2): New.
10007 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10008 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10009 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10010 (floatunssidf2): Allow nonimmediate source.
10011 * config/i386/sse.md (movdi_to_sse): New.
10012 (vec_concatv2di): Drop '*'.
10013 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10014 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10015 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10017 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10018 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10019 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10020 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10021 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10022 ix86_build_const_vector.
10023 (x86_emit_floatuns): Rewrite.
10025 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10027 * genautomata.c (longest_path_length): Delete unused function.
10028 (struct state): Delete unused longest_path_length.
10029 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10030 (get_free_state): Delete unused.
10032 2007-02-09 Jan Hubicka <jh@suse.cz>
10034 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10035 * doc/invoke.texi (inline-unit-growth): Update default value.
10037 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10038 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10039 (rebuild_cgraph_edges): Likewise.
10040 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10041 (dump_cgraph_node): Dump frequencies.
10042 (cgraph_clone_edge): Add frequency scales.
10043 (cgraph_clone_node): Add freuqnecy.
10044 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10045 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10046 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10047 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10048 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10049 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10050 (save_inline_function_body): Likewise.
10051 * ipa-inline.c: inluce rtl.h
10052 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10053 (cgraph_edge_badness): Use frequencies.
10054 (cgraph_decide_recursive_inlining): Update clonning.
10055 (cgraph_decide_inlining_of_small_function): Dump frequency.
10056 * predict.c (estimate_bb_frequencies): Export.
10057 * predict.h (estimate_bb_frequencies): Declare.
10058 * tree-inline.c (copy_bb): Watch overflows.
10059 (expand_call_inline): Update call of cgraph_create_edge.
10060 (optimize_inline_calls): Use TODO flags to update frequnecies.
10061 * passes.h: Include predict.h
10062 (init_optimization_passes): Move profile ahead.
10063 (execute_function_todo): Handle TODO_rebuild_frequencies.
10065 2007-02-09 Roger Sayle <roger@eyesopen.com>
10067 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10068 the insbl or inswl pattern into a register.
10070 2007-02-09 Roger Sayle <roger@eyesopen.com>
10072 * config/ia64/ia64.md (bswapdi2): New define_insn.
10074 2007-02-09 Richard Henderson <rth@redhat.com>
10076 * config/i386/constraints.md (Ym): New constraint.
10077 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10078 (movdi_1_rex64): Split sse and xmm general register moves from
10079 memory move alternatives. Use conditional register constraints.
10080 (movsf_1, movdf_integer): Likewise.
10081 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10082 (movdf_integer_rex64): New.
10083 (pushsf_rex64): Fix output constraints.
10084 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10085 (sse2_stored): Likewise.
10086 (sse2_storeq_rex64): New.
10087 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10088 amd and not generic.
10089 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10090 for optimize_size. Remove SF/DFmode hack.
10092 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10094 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10097 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10098 Richard Sandiford <richard@codesourcery.com>
10100 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10101 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10102 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10103 m68k/t-mlib to tmake_file.
10104 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10105 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10106 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10107 Allow it to be cf or m68k. Set m68k_arch_family. If that
10108 variable is not empty, add t-$m68k_arch_family to tmake_file.
10109 Add t-mlibs to tmake_file.
10110 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10111 * config/m68k/t-cf: New file.
10112 * config/m68k/t-m68k: Likewise.
10113 * config/m68k/t-mlibs: Likewise.
10114 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10115 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10116 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10117 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10118 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10120 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10121 (INSTALL_LIBGCC): Delete.
10122 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10123 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10124 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10125 (M68K_MLIB_CPU): Define.
10126 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10127 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10128 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10130 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10131 Richard Guenther <rguenther@suse.de>
10133 PR middle-end/23361
10134 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10135 against INT_MIN/INT_MAX.
10136 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10137 file if a loop is removed.
10139 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10141 * calls.c (store_one_arg): Pass correct alignment to
10142 emit_push_insn for non-BLKmode values.
10143 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10144 unaligned stack slot via a suitably aligned slot.
10146 2007-02-08 DJ Delorie <dj@redhat.com>
10148 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10150 (legal_subregs): Use unsigned char, make const.
10151 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10153 2007-02-08 Paul Brook <paul@codesourcery.com>
10155 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10156 special interworking needed.
10158 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10160 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10161 conditional to __SSE2__.
10162 (Entries below should have been added to first ChangeLog
10163 entry for amdfam10 dated 2007-02-05)
10164 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10166 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10168 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10171 2007-02-08 DJ Delorie <dj@redhat.com>
10173 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10174 * config/m32c/m32c.c (legal_subregs): New.
10175 (m32c_illegal_subreg_p): New.
10176 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10177 unsupported subregs of hard regs.
10179 2007-02-08 Jan Hubicka <jh@suse.cz>
10181 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10182 the same one; always update histograms.
10184 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10186 * passes.c (init_optimization_passes): Tidy comment.
10188 2007-02-08 Roger Sayle <roger@eyesopen.com>
10190 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10191 strip zero_extend, bswap and rotates from POCOUNT's argument.
10192 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10193 zero_extend and rotates from PARITY's argument.
10194 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10195 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10196 of an integer constant at compile-time.
10198 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10201 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10203 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10206 * tree-ssa-live.c (remove_unused_locals): Do not remove
10207 TREE_ADDRESSABLE variables.
10208 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10209 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10210 FOR_CLOBBER. Update all users.
10211 If VAR has an associated alias set, add a virtual operand for
10212 it if no alias is found to conflict with the memory reference.
10214 2007-02-07 Jan Hubicka <jh@suse.cz>
10215 Robert Kidd <rkidd@crhc.uiuc.edu>
10217 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10219 2007-02-07 Ian Lance Taylor <iant@google.com>
10221 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10223 2007-02-07 Roger Sayle <roger@eyesopen.com>
10225 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10226 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10227 tablejumpdi, movsi_to_cr_one): Remove constraints from
10228 define_expand's match_operands.
10230 2007-02-07 Roger Sayle <roger@eyesopen.com>
10232 * global.c (compute_regsets): Move declatation of "i" inside of
10233 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10235 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10238 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10239 of INDIRECT_REF <RESULT_DECL>.
10241 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10243 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10244 Kaz Kojima <kkojima@gcc.gnu.org>
10247 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10249 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10251 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10253 * doc/loop.texi: Document possibility not to perform disambiguation
10254 of loops with multiple latches.
10255 * cfgloopmanip.c (alp_enum_p): Removed.
10256 (add_loop): Handle subloops. Use get_loop_body_with_size.
10257 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10258 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10259 the new forwarder block.
10260 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10261 Handle the case latch is NULL.
10262 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10263 when marking loop exits.
10264 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10266 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10267 disambiguate_loops_with_multiple_latches.
10268 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10269 before fix_loop_structure.
10270 * cfgloop.c: Include pointer-set.h and output.h.
10271 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10272 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10273 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10274 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10275 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10276 disambiguate_multiple_latches, get_loop_body_with_size,
10277 disambiguate_loops_with_multiple_latches): New functions.
10278 (flow_loop_dump): Dump multiple latch edges.
10279 (flow_loop_nodes_find): Handle loops with multiple latches.
10280 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10281 (glb_enum_p): Modified.
10282 (get_loop_body): Use get_loop_body_with_size.
10283 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10284 (AVOID_CFG_MODIFICATIONS): New constant.
10285 (disambiguate_loops_with_multiple_latches, add_loop,
10286 get_loop_body_with_size): Declare.
10287 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10289 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10291 PR inline-asm/28686
10292 * global.c (compute_regsets): New function.
10293 (global_alloc): Refactored ELIMINABLE_REGSET
10294 and NO_GLOBAL_ALLOC_REGS computation out.
10295 (rest_of_handle_global_alloc): Call compute_regsets()
10296 for non-optimizing case.
10298 2007-02-06 Richard Henderson <rth@redhat.com>
10300 * config/i386/constraints.md (Y2): Rename from Y.
10301 (Yi): New constraint.
10302 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10303 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10304 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10305 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10306 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10307 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10308 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10309 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10310 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10311 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10312 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10313 vec_extractv2si_1): Change Y constraints to Y2.
10314 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10315 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10316 Change Y constraints to Y2.
10317 (sse2_loadld): Change Y constraints to x.
10319 2007-02-06 Roger Sayle <roger@eyesopen.com>
10321 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10322 (parity<mode>2): New define_expand using rs6000_emit_parity.
10323 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10324 rs6000_emit_parity): New functions.
10325 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10326 rs6000_emit_parity): Prototype here.
10328 2007-02-06 Ian Lance Taylor <iant@google.com>
10330 * lower-subreg.c (simple_move_operand): Reject CONST.
10331 (resolve_clobber): Call validate_change rather than directly
10332 assigning to XEXP (pat, 0).
10334 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10336 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10337 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10338 (tree-cfg.o): Remove hashtab.h dependency.
10340 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10341 (struct ivopts_data): Change niters to pointer_map_t.
10342 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10343 (niter_for_exit): Create pointer_map on demand. Change for
10345 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10346 (free_loop_data): Destroy data->niters if created and reset field.
10347 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10348 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10350 * tree-ssa-reassoc.c: Include pointer-set.h.
10351 (bb_rank): Change to long *.
10352 (operand_rank): Change to pointer_map_t.
10353 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10354 (insert_operand_rank): Accept long.
10355 (operand_entry_hash, operand_entry_eq): Remove.
10356 (get_rank): Return long. Adjust for changes above.
10357 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10359 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10361 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10362 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10363 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10365 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10366 directly since it cannot be NULL.
10367 (get_vi_for_tree): Rewrite for pointer_map API.
10368 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10369 (init_alias_vars): Create vi_for_tree as pointer_map.
10370 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10372 * tree-cfg.c: Don't include hashtab.h.
10373 (edge_to_cases): Declare as pointer_map.
10374 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10376 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10377 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10378 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10380 (record_switch_edge): Delete.
10381 (get_cases_for_edge): Adjust for pointer_map API, inline
10382 record_switch_edge (rewritten for new API), remove goto.
10384 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10386 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10387 * tree-nested.c: Include pointer-set.h.
10388 (var_map_elt, var_map_eq, var_map_hash): Delete.
10389 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10390 to pointer_map_t's.
10391 (nesting_info_bitmap_obstack): New.
10392 (lookup_field_for_decl): Adjust for pointer_map API.
10393 (lookup_tramp_for_decl): Adjust for pointer_map API.
10394 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10395 (get_local_debug_decl): Adjust for pointer_map API.
10396 (convert_nl_goto_reference): Adjust for pointer_map API.
10397 (convert_nl_goto_receiver): Adjust for pointer_map API.
10398 (create_nesting_tree): Create outside GGC space. Create bitmap on
10399 the new obstack. Create field_map and var_map as pointer_maps.
10400 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10402 (lower_nested_functions): Move root here, no need to NULL it.
10403 Initialize and release the obstack.
10405 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10407 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10408 Remove prototypes and make them non-static.
10409 (struct tree_int_map): Remove.
10410 * tree.h (struct tree_int_map): Move here, turning TO into an
10412 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10414 * tree.h (TREE_COMPLEXITY): Remove.
10415 (struct tree_exp): Remove complexity field.
10416 * tree.c (build1_stat): Don't set it.
10418 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10419 Victor Kaplansky <victork@il.ibm.com>
10421 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10422 (vect_is_simple_reduction): Support reduction with induction as
10423 one of the operands.
10424 (vect_is_simple_iv_evolution): Fix formatting.
10425 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10426 formatting. Don't mark induction phis for vectorization.
10427 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10428 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10429 (vect_get_vec_def_for_operand): Support induction.
10430 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10432 (vectorizable_reduction): Support reduction with induction as one of
10434 (vectorizable_type_demotion): Use def-type of stmt argument rather
10435 than dummy def-type.
10437 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10438 flag_tree_scev_cprop.
10439 * common.opt (tree-scev-cprop): New flag.
10441 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10442 call to vect_get_new_vect_var.
10444 2007-02-06 Ira Rosen <irar@il.ibm.com>
10446 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10447 vectype is not NULL.
10448 (vect_pattern_recog_1): Likewise.
10450 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10452 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10453 (fold_negate_expr): Likewise.
10455 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10458 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10459 even if cv-qualification is the same.
10461 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10463 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10464 __enable_execute_stack on completion.
10466 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10468 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
10469 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
10470 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
10471 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
10472 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
10473 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
10474 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
10475 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
10477 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10479 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
10480 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
10481 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
10482 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
10483 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
10484 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
10485 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
10486 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
10487 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
10488 umuldi3_highpart_rex64, umulsi3_highpart_insn,
10489 umulsi3_highpart_zext, smuldi3_highpart_rex64,
10490 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
10491 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
10492 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
10493 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
10494 sqrtextenddfxf2_i387): Added amdfam10_decode.
10496 * config/i386/athlon.md (athlon_idirect_amdfam10,
10497 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
10498 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
10499 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
10500 athlon_ivector_store_amdfam10): New define_insn_reservation.
10501 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
10504 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10506 * config/i386/athlon.md (athlon_call_amdfam10,
10507 athlon_pop_amdfam10, athlon_lea_amdfam10): New
10508 define_insn_reservation.
10509 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
10510 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
10511 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
10513 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10515 * config/i386/athlon.md (athlon_sseld_amdfam10,
10516 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
10517 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
10519 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10521 * config/i386/athlon.md (athlon_sseins_amdfam10): New
10522 define_insn_reservation.
10523 * config/i386/i386.md (sseins): Added sseins to define_attr type
10524 and define_attr unit.
10525 * config/i386/sse.md: Set type attribute to sseins for insertq
10528 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10530 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
10531 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
10532 ssecomi_load_amdfam10, ssecomi_amdfam10,
10533 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
10534 define_insn_reservation.
10535 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
10537 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10539 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
10540 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
10541 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
10542 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
10543 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
10544 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
10545 define_insn_reservation.
10547 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
10548 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
10549 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
10550 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
10551 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
10553 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10555 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
10556 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
10557 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
10558 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
10559 athlon_ssemul_load_k8): Added amdfam10.
10561 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10563 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
10564 (x86_sse_unaligned_move_optimal): New variable.
10566 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
10568 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
10569 for unaligned vector SSE double/single precision loads for AMDFAM10.
10571 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10573 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
10574 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
10575 Define TARGET_CPU_DEFAULT_amdfam10.
10576 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
10577 (processor_type): Add PROCESSOR_AMDFAM10.
10579 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
10580 processor_type in config/i386/i386.h.
10581 Enable imul peepholes for TARGET_AMDFAM10.
10583 * config.gcc: Add support for --with-cpu option for amdfam10.
10585 * config/i386/i386.c (amdfam10_cost): New variable.
10586 (m_AMDFAM10): New macro.
10587 (m_ATHLON_K8_AMDFAM10): New macro.
10588 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
10589 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
10590 x86_promote_QImode, x86_integer_DFmode_moves,
10591 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10592 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
10593 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
10594 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
10595 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
10596 Enable/disable for amdfam10.
10597 (override_options): Add amdfam10_cost to processor_target_table.
10598 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
10599 processor_alias_table.
10600 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
10601 (ix86_adjust_cost): Add code for amdfam10.
10603 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10605 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
10606 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
10607 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
10608 * config/i386/i386.h: Add builtin definition for SSE4A.
10609 * config/i386/i386.md: Add support for ABM instructions
10610 (popcnt and lzcnt).
10611 * config/i386/sse.md: Add support for SSE4A instructions
10612 (movntss, movntsd, extrq, insertq).
10613 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
10614 Add -march=amdfam10 flag.
10615 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
10616 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
10618 * doc/extend.texi: Add documentation for SSE4A builtins.
10620 2007-02-05 Bob Wilson <bob.wilson@acm.org>
10622 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
10624 2007-02-05 Richard Guenther <rguenther@suse.de>
10626 * tree-vectorizer.h (vectorizable_function): Add argument type
10627 argument, change return type.
10628 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
10629 * tree-vect-transform.c (vectorizable_function): Handle extra
10630 argument, return vectorized function decl.
10631 (build_vectorized_function_call): Remove.
10632 (vectorizable_call): Handle calls with result and argument types
10633 differing. Handle loop vectorization factor correctly.
10634 * targhooks.c (default_builtin_vectorized_function): Adjust for
10636 * targhooks.h (default_builtin_vectorized_function): Likewise.
10637 * target.h (builtin_vectorized_function): Add argument type
10639 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
10640 extra argument, allow vectorizing of lrintf.
10641 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
10642 documentation of target hook.
10644 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
10647 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
10648 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
10649 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
10651 2007-02-05 Roger Sayle <roger@eyesopen.com>
10653 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
10654 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
10655 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
10656 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
10657 before canonicalizing sincos to cexpi.
10658 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
10660 2007-02-05 Roger Sayle <roger@eyesopen.com>
10662 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
10663 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
10664 (alpha_init_builtins): Use alpha_add_builtins to process tables.
10666 2007-02-05 Roger Sayle <roger@eyesopen.com>
10668 * mips-tfile.c (initialize_init_file): Correct endianness test.
10670 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
10672 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
10673 the 'y' constraint.
10675 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10677 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
10678 saves in a PARALLEL before the register assignments.
10680 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10682 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
10683 DWARF_FRAME_RETURN_COLUMN to be a general register.
10684 * dwarf2out.c (init_return_column_size): New function, split from...
10685 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
10686 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
10687 to be nongeneral registers.
10688 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
10690 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
10691 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
10693 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10695 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
10697 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10699 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
10700 (remove_path): Use can_remove_branch_p and remove_branch instead
10701 of loop_delete_branch_edge.
10702 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
10703 (tree_transform_and_unroll_loop): Remove dead branches immediately.
10704 Update profile using scale_dominated_blocks_in_loop.
10705 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
10706 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
10707 (can_remove_branch_p, remove_branch): Declare.
10708 * tree-cfg.c (tree_can_remove_branch_p): New function.
10709 (tree_cfg_hooks): Add tree_can_remove_branch_p.
10710 * cfgrtl.c (rtl_can_remove_branch_p): New function.
10711 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
10713 2007-02-05 Jan Hubicka <jh@suse.cz>
10715 PR middle-end/30696
10716 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
10717 nodes in cgraph, don't remove offline copy of the function.
10719 2007-02-04 Jan Hubicka <jh@suse.cz>
10721 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
10722 vectors might cause maybe_lookup_element_for_expr to be called
10723 on non-sra-candidate.
10725 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10727 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
10728 config/bfin/bfin.md, config/bfin/predicates.md: Follow
10729 spelling conventions.
10731 2007-02-04 Richard Guenther <rguenther@suse.de>
10733 PR middle-end/30636
10734 * fold-const.c (try_move_mult_to_index): Make sure to not
10735 overflow one dimension of a multi-dimensional array access.
10737 2007-02-04 Jan Hubicka <jh@suse.cz>
10739 * passes.c (init_optimization_passes): Reindent.
10741 2007-02-04 Jan Hubicka <jh@suse.cz>
10742 Eric Botcazou <ebotcazou@adacore.com>
10744 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
10745 (execute_fixup_cfg): Break out the abnormal goto code.
10746 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
10747 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
10748 (optimize_inline_calls): Call make_nonlocal_label_edges.
10750 2007-02-04 Jan Hubicka <jh@suse.cz>
10752 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
10753 true when something was changed.
10754 (rename_ssa_copies): When something was changed, do
10755 TODO_remove_unused_locals.
10756 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10757 add TODO_remove_unused_locals when instruction was removed.
10759 2007-02-04 Jan Hubicka <jh@suse.cz>
10761 * ipa-inline.c (try_inline): Improve debug output; work on already
10763 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
10764 call try_inline for already inlined edges too when flattening;
10765 inline also functions that make callee growth but overall unit size
10768 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10770 * config/m32c/bitops.md, config/m32c/jump.md,
10771 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
10772 config/m32r/m32r.h, config/m32r/m32r.md,
10773 config/m32r/predicates.md, config/m68hc11/larith.asm,
10774 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
10775 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
10776 config/mips/mips-protos.h, config/mips/mips.c,
10777 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
10778 config/mn10300/mn10300.h, config/mn10300/predicates.md,
10779 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
10780 spelling conventions.
10782 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
10783 Follow spelling conventions.
10785 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
10787 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
10788 warn about C++0x compatibility.
10790 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10792 * config/h8300/h8300.c, config/h8300/h8300.h,
10793 config/h8300/h8300.md: Follow spelling conventions.
10795 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
10797 PR middle-end/30667
10798 * combine.c (try_combine): Do not substitute source operand
10799 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
10801 2007-02-03 Jan Hubicka <jh@suse.cz>
10803 PR gcov-profile/30650
10804 * value-prof.c (stringop_block_profile): Fix handling of size counter;
10805 do not divide by zero for never executed counters.
10806 (tree_find_values_to_profile): Fix counters.
10807 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
10809 2007-02-03 Ian Lance Taylor <iant@google.com>
10811 * lower-subreg.c (simple_move_operand): New static function,
10812 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
10814 (simple_move): Call simple_move_operand.
10815 (find_decomposable_subregs): Add special handling of MEMs.
10816 (can_decompose_p): Rename from cannot_decompose_p. Reverse
10817 meaning of return value. If we see a hard register, test whether
10818 it can store a word_mode value. Change all callers.
10820 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10822 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
10823 ftrapv insns and expanders.
10824 (subdi3): Change define_expand operand 1 to arith11_operand, and
10825 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
10826 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
10827 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
10830 PR middle-end/30174
10831 * varasm.c (notice_global_symbol): Treat global objects as weak when
10832 flag_shlib is true.
10834 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10836 * emit-rtl.c (dconstpi): Delete.
10837 (dconstsqrt2): New.
10838 (init_emit_once): Delete dconstpi and init dconstsqrt2.
10839 * real.h (dconstpi): Delete.
10840 (dconstsqrt2): New.
10841 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
10842 (fold_builtin_hypot): Likewise.
10844 2007-02-03 Tom Tromey <tromey@redhat.com>
10847 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
10848 -gcoff3, -gxcoff3, -gvms3 implies -dD.
10850 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
10852 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
10853 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
10854 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
10855 config/rs6000/cell.md, config/rs6000/darwin.h,
10856 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
10857 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
10858 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10859 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
10860 typos. Follow spelling conventions.
10861 * doc/invoke.texi: Follow spelling conventions.
10863 2007-02-03 Roger Sayle <roger@eyesopen.com>
10865 * simplify-rtx.c (simplify_relational_operation_1): Implement some
10866 canonicalization transformations that attempt to simplify integer
10867 constant comparisons to become comparisons against zero.
10869 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10871 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
10873 * fold-const.c (fold_binary): Fix comment typos. Fold complex
10874 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
10876 2007-02-02 Mike Stump <mrs@apple.com>
10878 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
10879 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
10880 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
10881 generate a branch island.
10883 2007-02-02 Bob Wilson <bob.wilson@acm.org>
10885 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
10886 (xtensa_legitimate_address_p): New.
10887 (xtensa_legitimize_address): New.
10888 (xtensa_output_addr_const_extra): New.
10889 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
10891 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10892 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
10893 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
10894 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
10895 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
10896 (xtensa_legitimize_address): New.
10897 (xtensa_output_addr_const_extra): New.
10899 2007-02-02 Steve Ellcey <sje@cup.hp.com>
10901 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
10903 2007-02-02 Ian Lance Taylor <iant@google.com>
10905 * expmed.c (expand_divmod): Add comment.
10907 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
10909 * emit-rtl.c (renumber_insns): Remove.
10910 * flags.h: Remove the extern for flag_renumber_insns.
10911 * rtl.h: Remove the prototype for renumber_insns.
10912 * toplev.c (flag_renumber_insns): Remove.
10914 2007-02-02 Hui-May Chang <hm.chang@apple.com>
10916 Revert for x86 darwin:
10917 2005-06-19 Uros Bizjak <uros@kss-loka.si>
10919 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
10920 code before the following patch under TARGET_MACHO.
10921 (ix86_function_value_regno_p): Likewise.
10923 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10925 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
10928 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10931 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
10932 general or fp registers. Add comments.
10933 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
10935 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
10937 * pointer-set.c (insert_aux): Only return insertion slot.
10938 (pointer_set_insert): Adjust.
10939 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
10940 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
10941 pointer_map_traverse): New.
10942 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
10943 pointer_map_create, pointer_map_destroy, pointer_map_insert,
10944 pointer_map_contains, pointer_map_traverse): Declare.
10946 2007-02-02 Jakub Jelinek <jakub@redhat.com>
10948 PR middle-end/30473
10949 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
10950 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
10952 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10954 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
10956 (struct _dep): New type.
10957 (dep_t): New typedef.
10958 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
10959 (DEP_STATUS): New access macro. The macro with the same name was
10960 renamed to DEP_LINK_STATUS.
10961 (dep_init): Declare function
10963 (struct _dep_link): New type.
10964 (dep_link_t): New typedef.
10965 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
10966 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
10967 (DEP_LINK_STATUS): New macro.
10968 (debug_dep_links): New debug function.
10970 (struct _deps_list): New type.
10971 (deps_list_t): New typedef.
10972 (DEPS_LIST_FIRST): New access macro.
10973 (FOR_EACH_DEP_LINK): New cycle macro.
10974 (create_deps_list, free_deps_list, delete_deps_list): Declare
10976 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10977 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10978 (copy_deps_list_change_con): Ditto.
10980 (move_dep_link): Declare function.
10982 (struct _dep_node): New type.
10983 (dep_node_t): New typedef.
10984 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
10986 (struct haifa_insn_data.back_deps): New field to hold backward
10987 dependencies of the insn.
10988 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
10990 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
10991 Change its type to deps_list_t.
10992 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
10993 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
10994 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
10996 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
10998 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11000 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11002 (dep_cost): Declare.
11004 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11005 (ds_to_dk, dk_to_ds): New functions.
11007 (init_dep_1): New static function.
11008 (init_dep): New function.
11009 (copy_dep): New static function.
11011 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11013 (detach_dep_link): New static function.
11014 (move_dep_link): New function.
11016 (dep_links_consistent_p, dump_dep_links): New static functions.
11017 (debug_dep_links): New debugging function.
11019 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11021 (alloc_deps_list, init_deps_list): New static functions.
11022 (create_deps_list): New function.
11023 (clear_deps_list): New static function.
11024 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11025 (deps_list_consistent_p, dump_deps_list): New static functions.
11026 (debug_deps_list): New function.
11027 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11029 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11031 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11032 use new scheduler dependencies lists.
11033 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11034 (sched_analyze): Ditto. Initialize dependencies lists.
11035 (add_forw_dep, compute_forward_dependences): Update to use new
11036 scheduler dependencies lists.
11038 (init_dependency_caches): Init deps_obstack.
11039 (free_dependency_caches): Free deps_obstack.
11041 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11042 new scheduler dependencies lists.
11043 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11044 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11046 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11047 Update to use new scheduler dependencies lists.
11048 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11049 (debug_dependencies): Ditto.
11050 (schedule_region): Update comments.
11052 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11053 scheduler dependencies lists.
11054 (schedule_ebb): Update comments.
11056 * rtl.def (DEPS_LIST): Remove.
11058 * lists.c (unused_deps_list): Remove.
11059 (free_list): Update assertions.
11061 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11062 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11064 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11065 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11067 * haifa-sched.c (comments): Update.
11068 (insn_cost1): Remove. Inline the code into insn_cost ().
11069 (insn_cost): Update to use new scheduler dependencies lists. Move
11070 processing of the dependency cost to dep_cost ().
11071 (dep_cost): New function. Use it instead of insn_cost () when
11072 evaluating cost of the dependency. Use compatible interface to
11073 interact with the target.
11074 (priority): Update to use new scheduler dependencies lists.
11075 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11076 with greater number of insns that depend on the insn.
11077 (schedule_insn): Update to use new scheduler dependencies lists. Add
11078 code to free backward dependencies lists. Inline and optimize code
11079 from resolve_dep () - see PR28071.
11080 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11081 lists. Update call to targetm.sched.is_costly_dependence hook.
11083 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11084 scheduler dependencies lists.
11086 (resolve_dep): Remove. Move the logic to schedule_insn ().
11087 (init_h_i_d): Initialize dependencies lists.
11089 (process_insn_depend_be_in_spec): Rename to
11090 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11091 dependencies lists.
11092 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11093 Update to use new scheduler dependencies lists.
11094 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11096 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11097 new scheduler dependencies lists.
11098 (build_intra_loop_deps): Ditto.
11100 * target.h (struct _dep): Declare to use in
11101 gcc_target.sched.is_costly_dependence.
11102 (struct gcc_target.sched.adjust_cost): Fix typo.
11103 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11104 single dep_t parameter instead of an equivalent triad.
11105 (struct gcc_target.sched.adjust_cost_2): Remove.
11107 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11109 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11111 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11113 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11115 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11116 (REG_DEP_TRUE): Document.
11118 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11119 Change signature to correspond to the targetm.sched.adjust_cost hook.
11120 Update use in TARGET_SCHED_ADJUST_COST_2.
11121 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11122 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11123 new scheduler dependencies lists.
11124 (ia64_gen_check): Ditto.
11126 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11127 dependencies lists.
11129 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11130 signature to correspond to the targetm.sched.is_costly_dependence hook.
11131 (is_costly_group): Update to use new scheduler dependencies lists.
11133 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11134 instead of INSN_COST () macro.
11136 2007-02-01 Ian Lance Taylor <iant@google.com>
11138 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11140 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11142 * pa.md (tp_load): Correct mfctl instruction syntax.
11144 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11146 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11147 altivec_padding_size calculation on AIX. Improve comment, add
11148 assert to verify that it's right.
11150 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11153 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11155 PR inline-asm/28686
11156 * global.c (global_alloc): Add mising initialization of
11159 2007-02-01 Roger Sayle <roger@eyesopen.com>
11161 * alias.c (init_alias_analysis): Correct whitespace.
11162 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11163 partition_hot_cold_basic_blocks): Likewise.
11164 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11165 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11166 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11167 fold_builtin_snprintf_chk, fold_builtin_printf,
11168 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11169 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11170 * cfgcleanup.c (cleanup_cfg): Likewise.
11171 * cfgexpand.c (tree_expand_cfg): Likewise.
11172 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11173 * function.c (get_next_funcdef_no): Likewise.
11174 * gengtype.c (main): Likewise.
11175 * genmodes.c (main): Likewise.
11176 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11177 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11178 * ifcvt.c (noce_emit_move_insn): Likewise.
11179 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11181 * stor-layout.c (get_best_mode): Likewise.
11182 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11183 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11184 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11185 perform_var_substitution, solve_graph): Likewise.
11186 * tree-vrp.c (vrp_finalize): Likewise.
11188 2007-02-01 Ian Lance Taylor <iant@google.com>
11190 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11191 high part of a paradoxical subreg, return a constant zero.
11193 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11195 * toplev.c (lang_dependent_init): Call init_set_costs.
11196 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11198 2007-02-01 Richard Guenther <rguenther@suse.de>
11200 PR middle-end/30656
11201 * fold-const.c (fold_negate_expr): Allow negating a
11202 constant if overflow does not change.
11204 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11206 * doc/c-tree.texi (Expression trees): Improve markup.
11207 * doc/tm.texi (Register Classes, Addressing Modes)
11208 (Floating Point): Fix spacing after abbreviations. Fix some
11211 2007-02-01 Ben Elliston <bje@au.ibm.com>
11213 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11214 * doc/contrib.texi: Likewise.
11215 * doc/install.texi: Likewise.
11217 2007-01-31 Richard Henderson <rth@redhat.com>
11218 Ian Lance Taylor <iant@google.com>
11220 * lower-subreg.c: New file.
11221 * rtl.def (CONCATN): Define.
11222 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11223 pass_lower_subreg2.
11224 * emit-rtl.c (update_reg_offset): New static function, broken out
11225 of gen_rtx_REG_offset.
11226 (gen_rtx_REG_offset): Call update_reg_offset.
11227 (gen_reg_rtx_offset): New function.
11228 * regclass.c: Revert patch of 2006-03-05, restoring
11230 (clear_reg_info_regno): New function.
11231 * dwarf2out.c (concatn_loc_descriptor): New static function.
11232 (loc_descriptor): Handle CONCATN.
11233 * common.opt (fsplit_wide_types): New option.
11234 * opts.c (decode_options): Set flag_split_wide_types when
11236 * timevar.def (TV_LOWER_SUBREG): Define.
11237 * rtl.h (gen_reg_rtx_offset): Declare.
11238 (reg_scan_update): Declare.
11239 * regs.h (clear_reg_info_regno): Declare.
11240 * tree-pass.h (pass_lower_subreg): Declare.
11241 (pass_lower_subreg2): Declare.
11242 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11243 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11244 -fsplit-wide-types.
11245 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11246 * Makefile.in (OBJS-common): Add lower-subreg.o.
11247 (lower-subreg.o): New target.
11249 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11251 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11253 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11256 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11258 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11260 PR middle-end/29335
11261 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11263 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11265 * cfgloop.h: Include vec-prim.h.
11266 (enum li_flags): Remove LI_ONLY_OLD.
11267 (loop_iterator): Changed.
11268 (fel_next, fel_init): Iterate over loop tree.
11269 (FOR_EACH_LOOP_BREAK): New macro.
11270 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11272 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11273 * modulo-sched.c (sms_schedule): Ditto.
11274 * tree-vectorizer.c (vectorize_loops): Ditto.
11275 * doc/loop.texi: Update information on loop numbering and behavior of
11276 FOR_EACH_LOOP wrto new loops.
11277 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11278 add_to_evolution_1): Test nestedness of loops instead of comparing
11280 * tree-chrec.c (chrec_fold_plus_poly_poly,
11281 chrec_fold_multiply_poly_poly, chrec_evaluate,
11282 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11283 reset_evolution_in_loop): Ditto.
11284 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11286 2007-01-31 Dirk Mueller <dmueller@suse.de>
11288 * c-common.c (warn_about_parentheses): Separate warning about
11289 un-parenthized sequence of comparison operators from the one
11290 which is supposed to warn about x <= y <= z.
11292 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11294 * optabs.h (enum optab_index): Add new OTI_isinf.
11295 (isinf_optab): Define corresponding macro.
11296 * optabs.c (init_optabs): Initialize isinf_optab.
11297 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11299 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11300 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11302 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11303 expand_builtin_interclass_mathfn.
11304 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11305 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11306 (fxam<mode>2_i387): New insn pattern.
11307 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11308 built-in functions as x87 inline asm.
11310 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11312 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11314 2007-01-30 Eric Christopher <echristo@apple.com>
11316 * config.gcc: Add geode.
11318 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11320 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11321 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11322 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11323 value-prof.c: Fix comment typos.
11325 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11328 * doc/invoke.texi (Wpointer-arith): Document warning.
11330 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11332 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11333 the list of discrepancies from the draft TR.
11335 2007-01-30 Dirk Mueller <dmueller@suse.de>
11338 * doc/invoke.texi (-Wreturn-type): Update description to
11339 match new behavior.
11341 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11343 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11345 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11347 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11348 to handle optabs that operate on floating point input argument and
11349 output to integer output.
11350 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11351 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11352 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11353 expand_builtin_interclass_mathfn ().
11354 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11355 (ilogbsi2): Remove.
11356 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11357 ilogbl built-in functions as x87 intrinsics.
11359 2007-01-30 Richard Guenther <rguenther@suse.de>
11361 PR middle-end/27657
11362 * dwarf2out.c (reference_to_unused): Query varpool if the
11363 variable was output.
11365 2007-01-30 Richard Guenther <rguenther@suse.de>
11367 PR middle-end/30313
11368 * passes.c (execute_one_pass): Reset in_gimple_form to not
11369 confuse non-unit-at-a-time mode.
11371 2007-01-29 Roger Sayle <roger@eyesopen.com>
11372 Richard Guenther <rguenther@suse.de>
11374 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11375 avoid undefined behaviour on overflow. Use force_fit_type_double
11376 to construct the constant with the specified TREE_OVERFLOW.
11378 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11380 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11381 * config/dfp-bit.h: Ditto.
11383 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11385 * c-decl.c (pop_scope): Replace warnings with call to
11386 warn_for_unused_label.
11387 * c-common.h (warn_for_unused_label): Declare.
11388 * c-common.c (warn_for_unused_label): Define.
11390 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11392 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11395 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11397 * Makefile.in (USER_H): Remove decfloat.h.
11398 * ginclude/decfloat.h: Delete, moving contents to ...
11399 * ginclude/float.h: Add support for decimal floating point,
11400 guarded by __STDC_WANT_DEC_FP__.
11402 2007-01-29 Mike Stump <mrs@apple.com>
11404 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11405 Analysis and Representation to resolve case insensitive conflict.
11406 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11408 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11410 * tree.h (struct tree_memory_tag): Add aliases member.
11411 (MTAG_ALIASES): New macro.
11412 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11413 (add_may_alias): Remove pointer-set. Update for may_aliases being
11415 (mark_aliases_call_clobbered): Update for may_aliases being a
11417 (compute_tag_properties): Ditto.
11418 (create_partition_for): Ditto.
11419 (compute_memory_partitions): Ditto.
11420 (dump_may_aliases_for): Ditto.
11421 (is_aliased_with): Ditto.
11422 (add_may_alias_for_new_tag): Ditto.
11423 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11424 (compute_is_aliased): New function.
11425 (compute_may_aliases): Call compute_is_aliased).
11426 (init_alias_info): Initialize alias_bitmap_obstack.
11427 (union_alias_set_into): New function.
11428 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11429 (have_common_aliases_p): Rewrite to take two bitmaps and use
11431 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11432 Update for bitmaps.
11433 (finalize_ref_all_pointers): Update for add_may_alias changes.
11434 (new_type_alias): Ditto.
11435 * tree-flow-inline.h (may_aliases): Return a bitmap.
11436 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11437 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11438 may_aliases being a bitmap.
11439 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11440 may_aliases now returns a bitmap.
11441 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11443 * tree-ssa-operands.c (add_virtual_operand): Update for
11444 may_aliases being a bitmap.
11446 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11448 PR tree-optimization/30630
11449 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11450 variable as changed.
11452 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11455 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11456 expanded only once even if an error occurs.
11458 2007-01-29 Ben Elliston <bje@au.ibm.com>
11460 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11461 (__gcov_average_profiler): Likewise.
11462 (__gcov_ior_profiler): Likewise.
11463 (__gcov_merge_ior): Likewise.
11465 2007-01-28 Jan Hubicka <jh@suse.cz>
11467 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
11468 * value-prof.c (stringop_block_profile): Likewise.
11470 2007-01-28 Jan Hubicka <jh@suse.cz>
11472 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
11473 variant handling histograms; add wrapper.
11474 (clear_storage_via_libcall): Export.
11475 (emit_block_move_hints): Break out from ...; add histograms.
11476 (emit_block_move): ... this one.
11477 (clear_storage_hints): Break out from ...; add histograms.
11478 (clear_storage): ... this one.
11479 (set_storage_via_memset): Handle histogram.
11480 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
11481 (clear_storage_hints, clear_storage_via_libcall): Declare.
11482 (set_storage_via_setmem): Update prototype.
11483 * doc/md.texi (movmem, setmem): Document new arguments.
11485 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
11487 (stringop_block_profile): New global function.
11488 (tree_stringops_values_to_profile): Profile block size and alignment.
11489 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
11491 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
11492 (stringop_block_profile): Declare.
11493 * builtins.c: Include value-prof.h.
11494 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
11495 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
11496 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
11497 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
11498 * profile.c (instrument_values): Add new counters.
11499 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
11501 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
11502 (tree_init_edge_profiler): Build new profilers.
11503 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
11504 (pass_tree_profile): Add dump.
11505 (tree_profile_hooks): Update.
11506 * Makefile.in (LIBGCOV): Add new constants.
11507 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
11508 __gcov_ior_profiler): New.
11509 * i386.md (movmem/setmem expanders): Add new optional arguments.
11511 2007-01-28 David Edelsohn <edelsohn@gnu.org>
11513 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
11515 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11517 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
11518 (tree_unswitch_single_loop): Pass eni_size_weights to
11519 tree_num_loop_insns.
11520 * tree-ssa-loop-manip.c: Include tree-inline.h.
11521 (can_unroll_loop_p): Pass eni_size_weights to
11522 tree_num_loop_insns.
11523 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
11524 Pass eni_size_weights to estimate_num_insns.
11525 * tree.h (init_inline_once): Export.
11526 * toplev.c (backend_init): Call init_inline_once.
11527 * cgraphunit.c (cgraph_process_new_functions,
11528 cgraph_analyze_function): Pass eni_inlining_weights to
11529 estimate_num_insns.
11530 * ipa-inline.c (compute_inline_parameters): Ditto.
11531 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
11532 to estimate_num_insns.
11533 (try_unroll_loop_completely): Pass eni_size_weights to
11534 tree_num_loop_insns.
11535 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
11536 ot estimate_num_insns.
11537 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
11538 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
11539 * tree-inline.c (eni_inlining_weights, eni_size_weights,
11540 eni_time_weights): New variables.
11541 (init_inline_once): Initialize them.
11542 (struct eni_data): Mew.
11543 (estimate_num_insns_1, estimate_num_insns): Use weights.
11544 * tree-inline.h (struct eni_weights_d): New.
11545 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
11546 (estimate_num_insns): Declaration changed.
11547 * cfgloop.h (tree_num_loop_insns): Declaration changed.
11548 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
11549 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
11551 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11553 * tree-data-ref.c (conflict_fn): Assert that the number of affine
11554 relations in the conflict function is valid.
11556 2007-01-27 Ian Lance Taylor <iant@google.com>
11558 * common.opt: Add fstrict-overflow.
11559 * opts.c (decode_options): Set flag_strict_overflow if -O2.
11560 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
11561 (TYPE_OVERFLOW_UNDEFINED): Define.
11562 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
11564 * tree.h (TYPE_TRAP_SIGNED): Don't define.
11565 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
11566 (fold_negate_expr): Likewise.
11567 (make_range): Likewise.
11568 (extract_muldiv_1): Likewise.
11569 (maybe_canonicalize_comparison): Likewise.
11570 (fold_comparison): Likewise.
11571 (fold_binary): Likewise.
11572 (tree_expr_nonnegative_p): Likewise.
11573 (tree_expr_nonzero_p): Likewise.
11574 * tree-vrp.c (compare_values): Likewise.
11575 (extract_range_from_binary_expr): Likewise.
11576 (extract_range_from_unary_expr): Likewise.
11577 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
11579 (nowrap_type_p): Likewise.
11580 * tree-scalar-evolution.c (simple_iv): Likewise.
11581 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
11582 (build_range_check): Likewise.
11583 (extract_muldiv_1): Likewise.
11584 (fold_comparison): Likewise.
11585 * tree-vrp.c (vrp_int_const_binop): Likewise.
11586 (extract_range_from_unary_expr): Likewise.
11587 * convert.c (convert_to_integer): Likewise.
11588 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
11589 (fold_comparison): Likewise.
11590 (fold_binary): Likewise.
11591 * optabs.c (optab_for_tree_code): Likewise.
11592 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
11593 * simplify-rtx.c (simplify_const_relational_operation): Check
11594 flag_strict_overflow and flag_trapv.
11595 (simplify_const_relational_operation): Likewise.
11596 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
11597 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
11600 2007-01-27 Roger Sayle <roger@eyesopen.com>
11602 * tree.c (tree_fold_gcd): Delete.
11603 * tree.h (tree_fold_gcd): Remove prototype.
11604 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
11605 test whether one constant integer is a multiple of another. Instead
11606 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
11607 * fold-const.c (multiple_of_p): We've determined both TOP and
11608 BOTTOM are integer constants so we can call int_const_binop directly
11609 instead of the more generic const_binop.
11611 2007-01-27 Roger Sayle <roger@eyesopen.com>
11613 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
11614 1*X check that the constant hasn't overflowed, to preserve the
11616 (round_up): Provide an efficient implementation when rouding-up an
11617 INTEGER_CST to a power-of-two.
11619 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11621 * doc/sourcebuild.texi: Add comma for clarity.
11622 * doc/extend.texi: Fix some typos.
11623 * doc/passes.texi: Likewise.
11624 * doc/cppinternals.texi: Likewise.
11625 * doc/c-tree.texi: Likewise.
11626 * doc/tree-ssa.texi: Likewise.
11627 * doc/install.texi: Likewise.
11629 2007-01-27 Jan Hubicka <jh@suse.cz>
11631 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
11632 (pass_sra): Do not require alias information.
11633 * passes.c (init_optimization_passes): Add SRA
11635 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
11637 * tracer.c (rest_of_handle_tracer): We already cleaned
11638 up the CFG in tracer() so don't do it here again.
11639 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
11640 cleanup_cfg here, either. And don't call renumber_insns.
11642 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
11643 and BB_HEAD are in the insn stream here. Instead make sure
11644 that BB_INSN is valid on all insns. Also, do check here that
11645 there are no pending branch predictions...
11646 (rtl_verify_flow_info): ...instead of doing it here. Checks
11647 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
11650 2007-01-26 Roger Sayle <roger@eyesopen.com>
11652 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
11653 function to simplify/factorize operand order canonicalization.
11654 (ix86_fixup_binary_operands): Reorganize using the above function.
11655 (ix86_binary_operator_ok): Likewise.
11657 2007-01-27 Jakub Jelinek <jakub@redhat.com>
11659 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
11660 file scope from optimize_attrs.
11661 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
11663 (optimize_attrs): Clear insn_code_values after freeing it.
11665 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11667 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
11668 a parts.base assignment.
11670 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11672 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
11673 (compute_subscript_distance, initialize_data_dependence_relation,
11674 finalize_ddr_dependent, analyze_ziv_subscript,
11675 analyze_siv_subscript_cst_affine,
11676 compute_overlap_steps_for_affine_univar,
11677 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11678 analyze_siv_subscript, analyze_miv_subscript,
11679 analyze_overlapping_iterations, subscript_dependence_tester_1,
11680 compute_self_dependence, free_dependence_relation): Work
11681 with affine_fn instead of chrecs.
11682 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
11683 common_affine_function, affine_function_base,
11684 affine_function_constant_p, affine_fn_op, affine_fn_plus,
11685 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
11686 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
11687 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
11688 (all_chrecs_equal_p): Removed.
11689 * tree-data-ref.h (affine_fn, conflict_function): New types.
11690 (struct subscript): Change type of conflicting_iterations_in_a
11691 and conflicting_iterations_in_b.
11693 2007-01-26 Steve Ellcey <sje@cup.hp.com>
11696 * config/pa/pa.h (TARGET_HPUX_11): New.
11697 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
11698 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
11700 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
11701 Richard Guenther <rguenther@suse.de>
11703 * tree-ssa-structalias.c (solve_graph): Handle case
11704 we merged the variable to another.
11706 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11708 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
11711 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
11712 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
11714 2007-01-25 DJ Delorie <dj@redhat.com>
11716 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
11717 allow changes to modes which don't fit in those registers.
11719 * reload1.c (choose_reload_regs): Check for invalid subregs before
11720 computing their locations, not after.
11722 2007-01-25 Geoffrey Keating <geoffk@apple.com>
11725 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
11726 save Altivec registers in an eh_return function.
11727 (compute_vrsave_mask): Likewise.
11728 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
11729 for saving Altivec registers.
11730 (rs6000_emit_prologue): Don't allocate stack twice in
11731 eh_return function. Correct expected value of altivec_save_offset
11732 when using save_world. Describe save of R0 to stack when using
11733 save_world. Describe stack pointer adjustment when using
11734 save_world. Remove duplicated eh_return parameter register saving.
11735 Update sp_offset variable after save_world.
11736 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
11738 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
11739 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
11742 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11744 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
11746 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11749 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
11750 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
11752 2007-01-25 Richard Guenther <rguenther@suse.de>
11754 * doc/invoke.texi (-Wcoverage-mismatch): Document.
11755 * common.opt (-Wcoverage-mismatch): New warning option.
11756 * coverage.c (get_coverage_counts): Ignore coverage mismatch
11757 if -Wcoverage-mismatch is given.
11759 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
11761 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
11762 (ipcp_driver): Change to static definition.
11763 Add dumping of the ifunctions.
11764 (constant_val_insert): Remove unused parameter. Support for SSA.
11765 (ipcp_propagate_const): Support for SSA.
11766 (ipcp_profile_bb_print): Print only analyzed nodes.
11767 (ipcp_replace_map_create): Remove support for Fortran constant
11769 * ipa-prop.c (ipa_method_modify_stmt,
11770 ipa_callsite_compute_param): Support for SSA.
11771 * ipa-prop.h (ipcp_driver): Remove declaration.
11772 (IS_VALID_TREE_MAP_INDEX): Add define.
11774 2007-01-24 Geoffrey Keating <geoffk@apple.com>
11776 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
11778 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11780 PR middle-end/30447
11781 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
11782 constant argument to cabs and do it without checking for
11783 -funsafe-math-optimizations.
11785 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
11787 * c-common.h (RID_FIRST_CXX0X): New.
11788 (RID_LAST_CXX0X): New.
11789 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
11791 * c.opt (Wc++0x-compat): New.
11792 * doc/invoke.texi (-Wc++0x-compat): Document.
11794 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11796 * builtins.c (fold_builtin_carg): New.
11797 (fold_builtin_1): Use it.
11799 2007-01-24 Jan Hubicka <jh@suse.cz>
11801 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
11803 * ipa-inline.c (initial_insns, max_insns): Delete.
11804 (compute_max_insns): New function.
11805 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
11806 of insns as base for code growth.
11807 (cgraph_decide_inlining): Make initial_insns local; do not compute
11809 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
11810 * doc/invoke.texi (inline-unit-growth): Update docs.
11812 2007-01-24 Jakub Jelinek <jakub@redhat.com>
11814 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
11815 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
11816 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
11817 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
11818 for CPUs that have PTA_CX16 set.
11820 PR middle-end/27416
11821 * gimplify.c (omp_check_private): New function.
11822 (gimplify_scan_omp_clauses): Use it for
11823 firstprivate/lastprivate/reduction.
11825 PR middle-end/30494
11826 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
11827 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
11829 PR middle-end/30421
11830 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
11831 If lower_lastprivate_clauses emits some statements, append them
11832 to dlist rather than body_p and to body_p append an initializer.
11833 (lower_omp_for): Adjust caller.
11835 2007-01-24 Steve Ellcey <sje@cup.hp.com>
11837 * target.h (globalize_decl_name): New.
11838 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11839 * output.h (default_globalize_decl_name): New.
11840 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
11842 (globalize_decl): Ditto.
11843 (default_globalize_decl_name): New.
11844 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
11845 (ia64_handle_version_id_attribute): New.
11846 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11847 (ia64_asm_output_external): Use globalize_decl_name instead
11848 of globalize_label.
11849 * doc/extend.texi (version_id): New pragma.
11850 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
11852 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11854 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
11855 _uleb128_t and _Unwind_SWord with _sleb128_t.
11856 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
11857 uw_frame_state_for, uw_update_context_1): Likewise.
11858 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
11859 * unwind-pe.h (read_uleb128, read_sleb128,
11860 read_encoded_value_with_base): Likewise.
11861 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
11863 2007-01-24 Richard Guenther <rguenther@suse.de>
11865 * builtins.c (expand_builtin_cexpi): Get the fndecl
11866 for cexp in the correct way.
11868 2007-01-24 Jan Hubicka <jh@suse.cz>
11870 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
11872 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11874 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
11875 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
11876 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
11877 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
11878 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
11879 __SIZEOF_PTRDIFF_T__.
11880 * doc/cpp.texi: Documentation for the new builtin macros added.
11882 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
11884 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
11885 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
11886 instead of operands[2] to avoid access past the end of array.
11888 2007-01-24 Richard Sandiford <richard@codesourcery.com>
11890 * reload1.c (emit_reload_insns): Pass the reload register
11891 for a non-spill output reload through forget_old_reloads_1.
11893 2007-01-23 Joseph Myers <joseph@codesourcery.com>
11895 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11896 _SOFT_DOUBLE if doubles use software floating-point.
11897 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
11898 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11899 * config/rs6000/darwin-ldouble.c: Also compile functions for
11900 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
11901 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11902 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
11903 commented-out long double override.
11904 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
11905 * config/rs6000/eabispe.h: Likewise.
11906 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
11907 long double for non-SPE.
11908 (rs6000_handle_option): Likewise.
11909 (invalid_e500_subreg): Disallow more subregs involding DImode,
11910 DFmode, TImode or TFmode.
11911 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
11913 (legitimate_lo_sum_address_p): Also check for TFmode for E500
11915 (rs6000_legitimize_address): Also handle TFmode for E500 double.
11916 (rs6000_legitimize_reload_address): Also handle TFmode for E500
11918 (rs6000_legitimate_address): Also check for TFmode for E500
11920 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
11921 (spe_build_register_parallel): Handle TFmode and TCmode.
11922 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
11924 (function_arg): Handle TFmode and TCmode for E500 double.
11925 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
11927 (print_operand): Handle TFmode and TImode for %y.
11928 (rs6000_generate_compare): Handle TFmode comparisons for E500
11930 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
11931 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
11932 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
11933 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
11934 TFmode for E500 double.
11935 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
11936 (floatsidf2): Enable for E500 double.
11937 (movtf_softfloat): Use rs6000_nonimmediate_operand.
11938 (extenddftf2): Change to extenddftf2_fprs.
11939 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
11940 depending on TARGET_E500_DOUBLE.
11941 (extendsftf2): Enable for E500 double.
11942 (trunctfdf2): Enable for E500 double.
11943 (trunctfsf2): Change to trunctfsf2_fprs.
11944 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
11945 depending on TARGET_E500_DOUBLE.
11946 (floatsitf2): Enable for E500 double.
11947 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
11948 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
11949 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
11950 (negtf2): Change to negtf2_internal.
11951 (negtf2): New expander.
11952 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
11953 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
11954 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
11955 (movdi_internal32): Use rs6000_nonimmediate_operand.
11956 (unnamed splitter): Likewise.
11957 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
11958 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
11959 (SPE64TF, DITI): New mode macros.
11960 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
11963 (frob_<mode>_di_2): New.
11964 (frob_tf_di_8_2): New.
11965 (frob_di_df): Change to frob_di_<mode>; allow more modes.
11967 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
11969 (frob_ti_<mode>_8_2): New.
11970 (frob_ti_tf_2): New.
11971 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
11972 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
11974 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
11975 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
11976 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
11977 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
11978 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
11979 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
11982 2007-01-23 Ian Lance Taylor <iant@google.com>
11984 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
11986 (OBJS-archive): Reformat, alphabetize.
11987 (OBJS): Change out_object_file to OBJS-md.
11989 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
11991 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11992 JUMP_P and CALL_P predicates where applicable.
11993 * config/i386/i386.c: Ditto.
11994 * config/i386/i386.md: Ditto.
11995 * config/i386/mmx.md: Ditto.
11996 * config/i386/predicates.md: Ditto.
11998 2007-01-22 Andreas Schwab <schwab@suse.de>
12000 * config/m68k/m68k.h: Fix comment.
12002 2007-01-22 Jan Hubicka <jh@suse.cz>
12004 * passes.c (init_optimization_passes): Do not rerun
12005 pass_early_warn_uninitialized.
12007 2007-01-22 Richard Guenther <rguenther@suse.de>
12009 PR tree-optimization/30038
12010 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12012 (execute_cse_sincos_1): Likewise.
12013 (execute_cse_sincos): Likewise.
12014 (gate_cse_sincos): Likewise.
12015 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12016 the cexpi() canonicalization of sincos().
12017 * tree-pass.h (pass_cse_sincos): Declare.
12018 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12020 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12022 PR rtl-optimization/29329
12023 * combine.c (replaced_rhs_insn): Rename to i2mod.
12024 (replaced_rhs_value): Rename to i2mod_new_rhs.
12025 (i2mod_old_rhs): New global variable.
12026 (combine_instructions): Adjust for above change. Save a copy of
12027 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12028 note are substituted in the second instruction.
12029 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12030 ditch the note if it pertains to the second eliminated register
12031 and this register is mentioned in i2mod_old_rhs.
12034 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12036 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12037 the insn to which the note was originally attached.
12039 2007-01-21 Jan Hubicka <jh@suse.cz>
12041 * ipa-inline.c (inlining_mode): Comment, move up.
12042 (cgraph_decide_inlining_incrementally): Do not perform inlining
12043 itself; fix handling of flattening of self recursive functions.
12044 (cgraph_find_cycles): Remove.
12045 (cgraph_flatten_node): Remove.
12046 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12047 (try_inline): New function.
12048 (cgraph_early_inlining): Update call of
12049 cgraph_decide_inlining_incrementally. Apply inlining here.
12050 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12052 2007-01-21 Dirk Mueller <dmueller@suse.de>
12055 * tree-vrp.c (check_array_bounds): do not warn
12056 about ADDR_EXPR's of ARRAY_REF's which are immediately
12057 used in binary expressions.
12059 2007-01-21 Ira Rosen <irar@il.ibm.com>
12061 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12062 read_write_dep and macros for its access.
12063 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12064 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12065 argument, call vect_check_interleaving for every independent pair of
12066 data-refs. Mark loads that access the same memory location as a store
12068 (vect_check_dependences): Remove.
12069 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12070 call, fix the call to vect_analyze_data_ref_dependence.
12071 (vect_analyze_data_ref_access): For statements that access the same
12072 data-ref, check that they are not stores; for loads, check that there
12073 is no store that access the same location.
12075 2007-01-20 Roger Sayle <roger@eyesopen.com>
12076 Joseph Myers <joseph@codesourcery.com>
12078 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12079 (-fdump-rtl-stack): Likewise.
12080 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12081 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12082 (-mpt-fixed): Use @minus{} for minus sign.
12083 (Using Precompiled Headers): Fix under/overfull hbox.
12085 2007-01-20 Jan Hubicka <jh@suse.cz>
12087 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12088 place within annotation.
12090 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12092 * pa.c (output_move_double): Change array size of xoperands to 4.
12094 2007-01-20 Jan Hubicka <jh@suse.cz>
12096 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12099 2007-01-19 Ian Lance Taylor <iant@google.com>
12101 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12102 constant to unsigned HOST_WIDE_INT before negating.
12104 2007-01-19 Ian Lance Taylor <iant@google.com>
12106 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12108 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12109 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12110 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12111 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12112 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12113 (realloc_vdef, realloc_vuse): Change second parameter to
12115 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12116 fields to unsigned.
12117 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12118 unsigned. Change x and lim locals to unsigned.
12119 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12121 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12122 (copy_virtual_operands): Change i and n locals to unsigned.
12124 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12126 PR middle-end/29335
12127 * builtins.c (fold_builtin_1): Handle builtin fdim.
12129 2007-01-20 Jan Hubicka <jh@suse.cz>
12131 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12132 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12133 init_alias_heapvars.
12134 (init_alias_heapvars): Initialize only when not already initialized.
12135 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12137 2007-01-19 Roger Sayle <roger@eyesopen.com>
12139 * common.opt (fsigned-zeros): New command line option.
12140 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12141 of flag_unsafe_math_optimizations.
12142 * opts.c (set_fast_math_flags): The -ffast-math command line option
12143 implies -fno-signed-zeros.
12144 (fast_math_flags_set_p): Likewise.
12146 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12147 the documentation of -ffast-math appropriately. Wrap long lines.
12149 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12151 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12152 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12154 2007-01-19 Tomas Bily <tbily@suse.cz>
12156 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12158 (tree_init_ic_make_global_vars): New function
12159 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12160 (tree_gen_ic_profiler): New function
12161 (tree_gen_ic_func_profiler): New function
12162 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12163 (tree_profile_hooks): Added hook for indirec/virtual calls
12164 * value-prof.c (tree_find_values_to_profile): New case for
12166 (tree_values_to_profile): Call for determining indirect/virtual
12168 (tree_indirect_call_to_profile): New function
12169 (tree_ic_transform): New function
12170 (tree_ic): New function
12171 (find_func_by_pid): New function
12172 (init_pid_map): New function
12173 (tree_value_profile_transformations): Added check for
12174 indirect/virtual call transformation
12175 * value-prof.h (enum hist_type): New counter type for
12176 indirect/virtual calls
12177 (profile_hooks): Added new hook for profiling indirect/virtual
12179 * profile.c (instrument_values): New case for indirect/virtual
12181 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12182 (GCOV_COUNTER_V_INDIR): New counter type
12183 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12184 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12186 * cgraph.c: Definition of cgraph_max_pid
12187 (cgraph_create_node): Default init of pid attribute
12188 * cgraph.h: Declaration of cgraph_max_pid
12189 (struct cgraph_node): Added pid attribute
12190 * libgcov.c (__gcov_indirect_call_profiler): New function
12191 (__gcov_one_value_profiler_body): New function
12192 (__gcov_one_value_profiler): Body was moved to
12193 __gcov_one_value_profiler_body and calls it
12195 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12197 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12198 * gengtype.c (write_types_data, write_func_for_structure,
12199 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12200 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12201 (walk_type, write_func_for_structure): Generate the mark_hook if
12204 2007-01-19 Jan Hubicka <jh@suse.cz>
12206 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12207 'early' argument take inlining mode argument specifying whether to
12208 inline for size/speeed or all functions; add support for flattening;
12210 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12212 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12215 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12216 the name of the declared identifier.
12218 2007-01-19 Dirk Mueller <dmueller@suse.de>
12220 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12221 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12222 duplicate evaluation.
12224 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12226 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12227 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12228 to XFMode, use acosxf2 and truncate result to requested mode.
12229 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12230 (asin<mode>2): Similarly, with asin expanders.
12231 (*fscalexf4_i387): Rename from *fscalexf4.
12232 (expNcorexf3): New expander.
12233 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12234 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12235 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12236 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12237 patterns for SSE math.
12238 (exp10<mode>2): Similarly, with exp10 expanders.
12239 (exp2<mode>2): Similarly, with exp2 expanders.
12240 (expm1<mode>2): Similarly, with expm1 expanders.
12241 (ldexp<mode>3): Similarly, with ldexp expanders.
12242 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12243 Use gen_truncxf<mode>2_i387_noop to truncate result.
12245 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12247 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12248 for ColdFire targets.
12250 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12251 Richard Sandiford <richard@codesourcery.com>
12253 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12254 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12255 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12256 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12257 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12258 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12260 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12262 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12263 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12264 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12265 (*adddi_dilshr32_cf): New pattern.
12266 (adddi3, subdi3): Remove first alternatives.
12268 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12270 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12271 implemented using move.l, do not use its cc result for floating-point
12274 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12276 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12277 from accepting 's' constraints if flag_pic.
12279 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12281 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12282 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12283 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12284 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12286 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12288 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12289 ColdFire alternatives.
12290 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12291 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12292 architectures that support ff1 instruction.
12294 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12295 Julian Brown <julian@codesourcery.com>
12297 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12298 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12299 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12302 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12304 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12306 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12307 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12308 HOST_WIDE_INT instead of an rtx.
12309 (m68k_rtx_costs): Update call accordingly.
12310 (output_move_const_into_data_reg): Likewise. Fix formatting.
12311 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12313 (output_move_simode_const): Update calls after above changes.
12314 Rework to use automatic variables and predicates like MEM_P.
12315 * config/m68k/m68k.md (pushexthisi_const): Update call to
12318 2007-01-19 Dirk Mueller <dmueller@suse.de>
12320 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12321 in dump_flags test.
12323 2007-01-19 Richard Guenther <rguenther@suse.de>
12325 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12326 via cexp in case sincos is not available.
12328 2007-01-19 Richard Guenther <rguenther@suse.de>
12330 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12331 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12332 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12333 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12334 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12335 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12336 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12337 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12339 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12341 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12343 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12344 (atan2xf3): Directly generate RTL pattern.
12345 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12346 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12347 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12348 disable patterns for SSE math.
12349 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12350 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12351 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12352 disable patterns for SSE math.
12354 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12356 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12358 2007-01-18 Roger Sayle <roger@eyesopen.com>
12360 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12361 VIEW_CONVERT_EXPR to the same type as it's operand.
12363 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12365 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12366 configured for long double 128.
12368 2007-01-18 Mike Stump <mrs@apple.com>
12370 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12373 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12375 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12378 2007-01-18 Jan Hubicka <jh@suse.cz>
12380 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12381 greater than NUM_VOP_FREE_BUCKETS.
12383 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12385 * tree-ssa-structalias.c: Update comments.
12386 (ptabitmap_obstack): Removed.
12387 (pta_obstack): New.
12388 (oldpta_obstack): Ditto.
12389 (stats): Add a few members.
12390 (struct variable_info): Remove node, complex, address_taken, and
12391 indirect_target members. Add oldsolution member.
12392 (new_var_info): Do not initialize removed members.
12393 (constraint_expr_type): Remove INCLUDES.
12394 (constraint_graph): Add size, implicit_preds, rep,
12395 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12396 (FIRST_REF_NODE): New macro.
12397 (LAST_REF_NODE): Ditto.
12398 (FIRST_ADDR_NODE): Ditto.
12399 (find): New function.
12401 (dump_constraint): Do not handle INCLUDES.
12402 (insert_into_complex): Do not insert duplicate constraints.
12403 (condense_varmap_nodes): Renamed and rewritten into ...
12404 (merge_node_constraints): This. Also fix bug in handling of
12405 offseted copy constraints.
12406 (clear_edges_for_node): No longer need to deal with preds at all,
12407 or removing associated preds/succs.
12408 (merge_graph_nodes): Deal with indirect_cycles.
12409 Don't deal with predecessors.
12410 (add_implicit_graph_edge): New function.
12411 (add_pred_graph_edge): Ditto.
12412 (add_graph_edge): Don't deal with predecessors.
12413 (build_constraint_graph): Removed.
12414 (build_pred_graph): New function.
12415 (build_succ_graph): Ditto.
12416 (struct scc_info): Removed in_component. Added roots, dfs, and
12417 node_mapping. Remove visited_index, unification_queue.
12418 (scc_visit): Deal with union-find we do now.
12419 Deal with cycles with REF nodes.
12420 (collapse_nodes): Renamed and rewritten to ...
12421 (unify_nodes): This.
12422 (process_unification_queue): Removed.
12423 (topo_visit): Cleanup
12424 (do_da_constraint): Use find.
12425 (do_sd_constraint): Ditto.
12426 (do_ds_constraint): Ditto.
12427 (do_complex_constraint): Ditto.
12428 (init_scc_info): Update for removed and added members.
12429 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12430 (find_indirect_cycles): This.
12431 (equivalence_class): New variable.
12432 (label_visit): New function.
12433 (perform_variable_substitution): Rewritten.
12434 (free_var_substitution_info): New function.
12435 (find_equivalent_node): Ditto.
12436 (move_complex_constraints): Ditto.
12437 (eliminate_indirect_cycles): Ditto.
12438 (solve_graph): Only propagate changed bits.
12439 Use indirect cycle elimination.
12441 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12442 (tree_id_eq): Renamed to ...
12443 (tree_vi_eq): This. Update for member change
12444 (insert_id_for_tree): Renamed and rewritten to ...
12445 (insert_vi_for_tree): This.
12446 (lookup_id_for_tree): Renamed and rewritten to ...
12447 (lookup_vi_for_tree): This.
12448 (get_id_for_tree): Renamed and rewritten to ...
12449 (get_vi_for_tree): Ditto.
12450 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12451 (process_constraint): Don't handle INCLUDES.
12452 Remove special ADDRESSOF case.
12453 (find_func_aliases): Rewrite to use vi functions instead of id
12455 (create_function_info_for): Ditto.
12456 (create_variable_info_for): Ditto.
12457 (intra_create_variable_infos): Ditto.
12458 (merge_smts_into): Ditto.
12459 (find_what_p_points_to): Ditto.
12460 (init_base_vars): Ditto.
12461 (init_alias_vars): Ditto.
12462 (remove_preds_and_fake_succs): New function.
12463 (dump_sa_points_to_info): Dump new stats.
12464 (dump_solution_for_var): Use find.
12465 (set_used_smts): Fix formatting.
12466 (compute_points_to_sets): Updated for new functions.
12467 (ipa_pta_execute): Ditto.
12469 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12470 Richard Sandiford <richard@codesourcery.com>
12472 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
12474 * calls.c (expand_call): If the return value is a PARALLEL,
12475 extract its first member.
12476 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
12477 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12478 use FUNCTION_EXTRA_EPILOGUE.
12479 (m68k_function_value): Return a PARALLEL if the return value
12480 is of a pointer type.
12481 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
12482 (FUNCTION_EXTRA_EPILOGUE): Remove.
12483 * config/m68k/m68k.md (D0_REG): New constant.
12485 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12487 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12488 output a NOP for empty epilogues.
12490 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12492 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
12493 before function. Extend register save check to include all
12494 registers, not just integer ones.
12496 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12498 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
12499 (m68k_use_return_insn): ...this.
12500 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
12501 * config/m68k/m68k.c (use_return_insn): Rename to...
12502 (m68k_use_return_insn): ...this.
12503 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
12504 of USE_RETURN_INSN.
12506 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12508 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
12509 nearest even, fix denormal rounding overflow.
12511 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12513 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
12514 f%$smove and f%$move.
12515 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
12516 (extendsfdf2_cf): Use fdmove instead of f%&move.
12517 (truncdfsf2_cf): Use fsmove instead of f%$smove.
12518 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
12520 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12522 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
12525 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12527 * real.h (real_format): Add a canonical_nan_lsbs_set field.
12528 (coldfire_single_format): Declare.
12529 (coldfire_double_format): Likewise.
12530 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
12531 of qnan_msb_set to determine the lower bits of a canonical
12533 (encode_ieee_double): Likewise.
12534 (encode_ieee_quad): Likewise.
12535 (ieee_single_format): Initialize canonical_nan_lsbs_set.
12536 (mips_single_format): Likewise.
12537 (ieee_double_format): Likewise.
12538 (mips_double_format): Likewise.
12539 (ieee_extended_motorola_format): Likewise.
12540 (ieee_extended_intel_96_format): Likewise.
12541 (ieee_extended_intel_128_format): Likewise.
12542 (ieee_extended_intel_96_round_53_format): Likewise.
12543 (ibm_extended_format): Likewise.
12544 (mips_extended_format): Likewise.
12545 (ieee_quad_format): Likewise.
12546 (mips_quad_format): Likewise.
12547 (vax_f_format): Likewise.
12548 (vax_d_format): Likewise.
12549 (vax_g_format): Likewise.
12550 (i370_single_format): Likewise.
12551 (i370_double_format): Likewise.
12552 (decimal_single_format): Likewise.
12553 (decimal_double_format): Likewise.
12554 (decimal_quad_format): Likewise.
12555 (c4x_single_format): Likewise.
12556 (c4x_extended_format): Likewise.
12557 (real_internal_format): Likewise.
12558 (coldfire_single_format): New real_format.
12559 (coldfire_double_format): Likewise.
12560 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
12561 canonical_nan_lsbs_set.
12562 (pdp11_d_format): Likewise.
12563 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
12564 if TARGET_COLDFIRE_CPU.
12566 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12568 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
12569 (output_call, m68k_legitimize_call_address): Declare.
12570 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
12571 parenthesees. Add support for a 'W' constraint.
12572 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
12573 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
12574 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
12575 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
12577 (override_options): Initialize them. Do not set flag_no_function_cse
12578 for TARGET_ID_SHARED_LIBRARY.
12579 (m68k_output_pic_call): Delete.
12580 (m68k_legitimize_call_address): New function.
12581 (print_operand): Remove the %o prefix. Handle the %p prefix.
12582 (output_call): New function.
12583 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
12584 target address from the GOT if symbolic jumps are not allowed.
12585 * config/m68k/m68k.md (call, general_operand): Do not set
12586 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
12587 Merge separate flag_pic and !flag_pic define_insns into...
12588 (*call, *call_value): ...these new patterns. Match the address
12589 rather than the containing MEM and require it to be a call_operand.
12590 Use output_call to generate the asm template.
12591 * config/m68k/predicates.md (const_call_operand): New predicate.
12592 (call_operand): Likewise.
12594 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12596 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
12597 (STACK_GROWS_DOWNWARD): Define to 1.
12598 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
12599 comments, emphasizing that these values are only defaults.
12600 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
12601 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
12603 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12605 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
12607 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12608 Richard Sandiford <richard@codesourcery.com>
12610 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
12611 (FP_REGNO_P): New macros.
12612 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
12613 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
12614 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
12615 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
12617 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12619 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12620 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
12622 * config/m68k/t-floatlib: New file, extracting common code from...
12623 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
12624 * config/m68k/t-uclinux: Here.
12625 * config/m68k/fpgnulib.c: Do not compile extendeed precision
12626 routines on ColdFire targets.
12628 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12630 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12631 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
12632 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
12633 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
12634 explicitly set MOTOROLA to 1.
12635 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
12637 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12638 Nathan Sidwell <nathan@codesourcery.com>
12640 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
12641 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
12642 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
12643 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
12644 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
12645 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
12646 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
12647 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
12648 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
12649 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12650 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
12651 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
12652 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
12653 (DBX_REGISTER_NUMBER): Delete.
12654 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
12655 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12656 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
12658 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12660 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
12661 * config/flat.h: New file.
12662 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
12663 OBJECT_FORMAT_FLAT.
12664 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
12665 indirect references for -msep-data or -mid-shared-library.
12666 Do not use PC-relative code addresses either.
12667 * config/m68k/m68k.c (override_options): Restrict -fPIC error
12669 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
12670 for shared libraries and crt1.o for executables. Use crti.o and
12672 (ENDFILE_SPEC): Use crtend.o and crtn.o.
12673 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
12674 Do not add -elf2flt or -shared-lib-id options here.
12675 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
12676 Pass -shared-lib-id if -mid-shared-library, taking the library
12677 identifier from -mshared-library-id if given, otherwise
12679 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
12680 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
12681 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
12682 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
12683 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
12684 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
12686 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
12687 jump sequence for ISA A and ISA A+.
12688 (PICJUMP): Likewise.
12690 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12692 * config.gcc (m68k-*-uclinux*): Base the port on the common
12693 and m68k GNU/Linux files rather than on the generic ELF ones.
12694 * config/m68k/uclinux.h (TARGET_VERSION): Override.
12695 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12697 2007-01-18 Julian Brown <julian@codesourcery.com>
12698 Richard Sandiford <richard@codesourcery.com>
12700 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
12701 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12702 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
12704 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
12705 80 unconditionally.
12706 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12708 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12710 * doc/install.texi: Document m68k-uclinuxoldabi.
12711 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
12712 * config/m68k/uclinux-oldabi.h: New file, copied from
12713 config/m68k/uclinux.h.
12715 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
12717 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
12718 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
12719 (m32r_compute_frame_size): Use unsigned for regno.
12720 (m32r_reload_lr): Use gen_frame_mem.
12722 (m32r_output_function_epilogue): Don't output the function epilogue
12724 (m32r_expand_epilogue): New.
12725 (direct_return): Return false if the function has the interrupt
12727 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
12728 * config/m32r/m32r.md (epilogue): New expander.
12729 (return_lr, return_rte): New insns.
12730 (return): Make it expander.
12731 (return_normal): New expander.
12733 2007-01-18 Josh Conner <jconner@apple.com>
12736 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
12737 support for UNLE, UNLT, UNGE, and UNGT.
12739 2007-01-18 Jan Hubicka <jh@suse.cz>
12741 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
12742 * tree-tailcall (add_virtual_phis): Likewise.
12743 (optimize_tail_call): Return TODOs.
12744 (execute_tail_calls): Return TODOs.
12745 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
12746 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
12748 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12749 Cleanup cfg using TODO.
12750 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
12751 * passes.c (execute_function_todo): When cleanup did something, remove
12753 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
12754 (make_edges): Don't cleanup_cfg.
12756 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
12758 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
12759 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
12760 operate on the top of stack.
12761 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
12762 register handling of instructions that output to the second
12764 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
12765 (move_for_stack_reg): Special-case check for dead destination
12766 stack slot for constant load of 1.0 inside UNSPEC_TAN.
12768 * config/i386/i386.md (UNSPEC_TAN): New constant.
12769 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
12770 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
12771 to correctly model move of constant 1.0 to top stack slot.
12772 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
12773 (unnamed peephole2 pattern): Remove corresponding peephole2
12774 pattern that optimizes tan insn and loading of constant 1.0.
12775 (tanxf2): Use fptanxf4_i387.
12776 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
12777 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
12778 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12779 disable patterns for SSE math.
12780 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
12781 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
12783 2007-01-18 Dirk Mueller <dmueller@suse.de>
12784 Richard Guenther <rguenther@suse.de>
12787 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
12788 * common.opt (Warray-bounds): Add new warning option.
12789 * c-opts.c (c_common_handle_option): Define -Warray-bounds
12791 * Makefile.in: make tree-vrp.o depend on toplev.h
12792 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
12794 (check_array_refs, check_array_bounds, check_array_ref): New.
12796 2007-01-18 Jan Hubicka <jh@suse.cz>
12798 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
12799 (execute_ssa_ccp): Return flags conditionally.
12800 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
12802 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
12804 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
12806 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
12807 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
12809 * Makefile.c (GTFILES): Add cfglayout.h.
12810 * gengtype.c (open_base_files): Likewise.
12811 * cfglayout.c (cfg_layout_function_footer,
12812 cfg_layout_function_header) Reindent to make gengtype happy.
12813 * cfglayout.h (cfg_layout_function_footer,
12814 cfg_layout_function_header): Add GTY(()) marker.
12816 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
12818 2007-01-18 Ben Elliston <bje@au.ibm.com>
12820 * genautomata.c (write_automata): Include xstrerror output in the
12821 error message if writing the DFA description file fails.
12823 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
12825 * config/mips/mips-protos.h (mips_output_external): Make it
12827 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
12828 * config/mips/mips.c (irix_output_external_libcall): Likewise.
12829 (extern_list): Likewise.
12830 (extern_head): Likewise.
12831 (TARGET_ASM_FILE_END): Likewise.
12832 (mips_file_end): Likewise.
12833 (mips_output_external): Rewritten.
12835 2007-01-18 Ben Elliston <bje@au.ibm.com>
12837 * genpreds.c (write_insn_preds_c): Only write out the function
12838 body for regclass_for_constraint if we have register constraints.
12840 2007-01-17 Tom Tromey <tromey@redhat.com>
12842 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
12843 * doc/install.texi (Testing): Use sourceware.org.
12844 (Binaries): Likewise.
12845 (Specific): Likewise.
12846 * doc/contrib.texi (Contributors): Use sourceware.org.
12848 2007-01-17 Anatoly Sokolov <aesok@post.ru>
12850 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
12851 (AVR_ENHANCED): Rename to ...
12852 (AVR_HAVE_MUL): ... new.
12853 (avr_enhanced_p): Rename to ...
12854 (avr_have_mul_p): ... new.
12855 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
12856 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
12857 * config/avr/avr.c (avr_enhanced_p): Rename to ...
12858 (avr_have_mul_p): ... new.
12859 (base_arch_s): Rename 'enhanced' to 'have_mul'.
12860 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
12861 'avr_enhanced_p' and 'enhanced'.
12862 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
12863 AVR_HAVE_MUL instead of AVR_ENHANCED.
12864 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12865 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
12866 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
12867 instead of AVR_ENHANCED.
12868 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12869 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
12870 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
12872 2007-01-17 Ian Lance Taylor <iant@google.com>
12874 * vec.h (VEC_reserve_exact): Define.
12875 (vec_gc_p_reserve_exact): Declare.
12876 (vec_gc_o_reserve_exact): Declare.
12877 (vec_heap_p_reserve_exact): Declare.
12878 (vec_heap_o_reserve_exact): Declare.
12879 (VEC_OP (T,A,reserve_exact)): New static inline function, three
12881 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
12882 negative parameter.
12883 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
12884 (VEC_OP (T,A,copy)) [all versions]: Likewise.
12885 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
12886 * vec.c (calculate_allocation): Add exact parameter. Change all
12888 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
12889 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
12890 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
12891 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
12892 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
12893 (vec_heap_p_reserve_exact): New function.
12894 (vec_heap_o_reserve_exact): New function.
12896 2007-01-17 Jan Hubicka <jh@suse.cz>
12898 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
12900 2007-01-17 Eric Christopher <echristo@apple.com>
12902 * config.gcc: Support core2 processor.
12904 2007-01-16 Jan Hubicka <jh@suse.cz>
12906 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
12907 the names, just unlink the chain so we don't crash on dangling pointers
12910 2007-01-16 Jan Hubicka <jh@suse.cz>
12912 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
12913 * tree-pass.h: Reorder to make IPA passes appear toegher.
12914 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
12915 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
12916 parameters, do not call early inliner.
12917 * ipa-inline.c: Update comments. Include tree-flow.h
12918 (cgraph_decide_inlining): Do not compute inlining parameters.
12919 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
12920 be called with function context set up.
12921 (pass_ipa_inline): Remove unreachable functions before pass.
12922 (cgraph_early_inlining): Simplify assuming to be called from the
12924 (pass_early_inline): New pass.
12925 (cgraph_gate_ipa_early_inlining): New gate.
12926 (pass_ipa_early_inline): Turn into simple wrapper.
12927 (compute_inline_parameters): New function.
12928 (gate_inline_passes): New gate.
12929 (pass_inline_parameters): New pass.
12930 (apply_inline): Move here from tree-optimize.c
12931 (pass_apply_inline): New pass.
12932 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
12934 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
12935 doing them by hand.
12936 (tree_function_versioning): Do not allocate dummy struct function.
12937 * tree-inline.h (optimize_inline_calls): Update prototype.
12938 * tree-optimize.c (execute_fixup_cfg): Export.
12939 (pass_fixup_cfg): Remove
12940 (tree_rest_of_compilation): Do not apply inlines.
12941 * tree-flow.h (execute_fixup_cfg): Declare.
12942 * Makefile.in (gt-passes.c): New.
12943 * passes.c: Include gt-passes.h
12944 (init_optimization_passes): New passes.
12945 (nnodes, order): New static vars.
12946 (do_per_function_toporder): New function.
12947 (execute_one_pass): Dump current pass here.
12948 (execute_ipa_pass_list): Don't dump current pass here.
12950 2007-01-16 Janis Johnson <janis187@us.ibm.com>
12952 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
12953 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
12955 2007-01-16 David Edelsohn <edelsohn@gnu.org>
12957 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
12958 (strong_alias): Define.
12959 (__gcc_qmul): Provide non-FMA for soft-float.
12960 (__gcc_qdiv): Same.
12965 (__gcc_qunord): New.
12975 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
12976 soft-float functions.
12977 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
12978 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
12979 about long double soft float.
12981 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
12982 Tehila Meyzels <tehila@il.ibm.com>
12984 * tree-vectorizer.h (is_pattern_stmt_p): New.
12985 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
12986 formatting (tabs instead of spaces). Cleanup and clarify setting
12987 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
12988 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
12989 (vectorizable_type_demotion): Check that types are integral.
12990 (vectorizable_type_promotion): Likewise.
12991 (vectorizable_store): Fix typo. Eliminate new-line at end of
12994 2007-01-16 Jan Hubicka <jh@suse.cz>
12996 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
12999 2007-01-15 Eric Christopher <echristo@apple.com>
13001 * ifcvt.c: Include vec.h, vecprim.h.
13002 (check_cond_move_block): New argument regs.
13003 Reorganize. Add registers used to regs.
13004 (cond_move_process_if_block): Use regs set above as
13007 2007-01-15 Eric Christopher <echristo@apple.com>
13009 * config/darwin.h: Update copyright.
13010 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13011 (LINK_COMMAND_SPEC): Add -u.
13012 (LINK_SPEC): Fix umbrella for above.
13014 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13016 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13019 2007-01-15 Tom Tromey <tromey@redhat.com>
13021 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13022 * doc/install.texi (Testing): Don't mention jacks.
13023 (Configuration): Document --enable-java-maintainer-mode. Move
13024 --with-java-home to libgcj-specific section. Document
13026 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13028 2007-01-15 Jan Hubicka <jh@suse.cz>
13030 * tree-ssa-dce.c (DCE_TODOs): New.
13031 (propagate_necessity): Return if something changed.
13032 (eliminate_unnecessary_stmts): Likewise.
13033 (perform_tree_ssa_dce): Return TODO flags when needed.
13034 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13036 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13038 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13039 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13040 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13041 patterns using X87MODEF12 mode macro. Extend operand 1
13042 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13043 (log10<mode>2): Ditto.
13044 (log2<mode>2): Ditto.
13045 (log1p<mode>2): Ditto.
13046 (logb<mode>2): Ditto.
13047 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13048 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13049 (*fxtractxf3_i387): Rename from *fxtractxf3.
13050 (fxtract_extend<mode>xf3_i387): New insn pattern.
13051 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13052 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13053 and gen_fyl2xxf3_i387().
13055 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13057 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13058 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13059 get_loop_exit_edges. Changed return type to bool.
13060 * cfgloop.h (fix_loop_placement): Declaration removed.
13062 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13064 * param.h (MIN_VECT_LOOP_BOUND): New.
13065 * params.def (MIN_VECT_LOOP_BOUND): New.
13066 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13067 argument - minimum threshold for number of iterations.
13068 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13069 argument to declaration.
13070 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13071 MIN_VECT_LOOP_BOUND.
13072 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13073 slpeel_tree_peel_loop_to_edge with additional argument.
13074 (vect_do_peeling_for_alignment): Likewise.
13075 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13077 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13080 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13081 operands of size 1.
13083 2007-01-14 Jan Hubicka <jh@suse.cz>
13085 * tree-dfa.c (remove_referenced_var): New function.
13086 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13087 prune referenced vars list too.
13088 * tree-flow.h (remove_referenced_var): Declare.
13090 2007-01-14 Jan Hubicka <jh@suse.cz>
13092 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13094 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13095 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13096 * except.h (verify_eh_throw_table_statements): Kill prototype.
13097 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13098 into call exrepssions.
13099 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13101 * tree-cfg.c: Include pointer-set.h.
13102 (verify_node_sharing): Work on pointer set.
13103 (verify_eh_throw_stmt_node): New.
13104 (verify_stmts): Use pointers sets, verify throw_stmt.
13106 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13108 * ipa-reference.c (analyze_function): Consider also addresses taken
13111 2007-01-12 Roger Sayle <roger@eyesopen.com>
13113 * c-typeck.c (null_pointer_constant_p): Replace use of
13114 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13115 (build_c_cast): Likewise.
13117 2007-01-12 Roger Sayle <roger@eyesopen.com>
13119 * tree.h (force_fit_type_double): Remove unused final argument.
13120 * c-common.c (constant_expression_warning): Replace use of
13121 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13122 (convert_and_check): Likewise.
13123 (shorten_compare): Update call to force_fit_type_double.
13124 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13125 * convert.c (convert_to_pointer): Update call to
13126 force_fit_type_double.
13127 * fold-const.c (force_fit_type_double): Remove overflowed_const
13129 (int_const_binop, fold_convert_const_int_from_int,
13130 fold_convert_const_int_from_real, fold_div_compare,
13131 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13132 fold_abs_const, fold_not_const): Remove the final argument from
13133 calls to force_fit_type_double.
13135 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13137 * configure.ac: Set insn to "nop" for spu-*-* also.
13138 * configure: Regenerate.
13140 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13142 * builtins.def : Add BUILT_IN_FREE.
13144 2007-01-12 Jan Hubicka <jh@suse.cz>
13146 PR tree-optimization/30443
13147 * tree-inline.c (tree_function_versioning): Do not optimize when
13148 cloning for inlining.
13150 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13152 * doc/loop.texi: Document recording of loop exits.
13153 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13154 (update_single_exits_after_duplication,
13155 update_single_exit_for_duplicated_loop,
13156 update_single_exit_for_duplicated_loops): Removed.
13157 (duplicate_loop_to_header_edge): Do not call
13158 update_single_exits_after_duplication and
13159 update_single_exit_for_duplicated_loops.
13160 (loop_version): Do not update single_exit information.
13161 (fix_loop_structure): Use record_loop_exits instead of
13162 mark_single_exit_loops.
13163 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13164 the lists of loop exits.
13165 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13166 split_edge, merge_blocks): Update the lists of loop exits.
13167 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13168 loop_optimizer_init.
13169 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13170 of mark_single_exit_loops.
13171 (loop_optimizer_finalize): Call release_recorded_exits.
13172 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13173 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13174 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13175 update single exit information.
13176 * lambda-code.c (perfect_nestify): Ditto.
13177 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13178 (mark_single_exit_loops): Removed.
13179 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13180 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13181 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13183 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13184 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13185 (verify_loop_structure): Verify consistency of the exit lists.
13186 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13187 (set_single_exit): Removed.
13188 * cfgloop.h (struct loop_exit): New function.
13189 (struct loop): single_exit_ field replaced by exits field.
13190 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13191 (struct loops): Added exits hash.
13192 (mark_single_exit_loops, set_single_exit): Declaration removed.
13193 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13195 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13197 * doc/invoke.texi: Avoid use of @headitem.
13199 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13201 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13203 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13205 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13208 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13209 Richard Sandiford <richard@codesourcery.com>
13211 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13212 * config/m68k/m68k.opt: Resort options.
13213 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13215 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13216 Richard Sandiford <richard@codesourcery.com>
13218 * doc/invoke.texi: Document the macros that are defined by
13219 m68k's -mtune and -mhard-float options.
13220 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13221 (m68k_cpp_cpu_family): Likewise.
13222 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13223 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13224 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13225 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13226 (m68k_cpp_cpu_family): Likewise.
13228 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13230 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13231 macros besides mc68000 as tuning macros. Use a switch statement
13232 to set them and mcpu32.
13234 2007-01-12 Julian Brown <julian@codesourcery.com>
13236 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13237 (TARGET_68040_ONLY): Rename to...
13238 (TARGET_68040): ...this.
13239 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13240 * config/m68k/m68k.md: Likewise.
13242 2007-01-12 Julian Brown <julian@codesourcery.com>
13243 Nathan Sidwell <nathan@codesourcery.com>
13244 Richard Sandiford <richard@codesourcery.com>
13246 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13247 the -mcpu= argument associated with the --with-cpu setting.
13248 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13249 if different from the one implied by the -mcpu setting.
13250 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13251 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13252 * doc/invoke.texi: Mention ColdFire in the introduction to the
13253 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13254 -mno-div and -mhard-float options. Make -m68881 a synonym for
13255 -mhard-float. Document the previously-undocumented -m5206e,
13256 -m528x, -m5307 and -m5407 options. Tweak the existing option
13257 documentation for consistency.
13258 * doc/install.texi: Mention new --with-cpu arguments.
13259 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13260 default CPU if neither -mcpu nor -march are specified.
13261 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13262 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13263 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13264 using m68k_tune to decide between families that implement the
13265 same ISA. Use m68k_tune to set __mcfv4e__.
13266 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13267 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13268 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13269 (FL_ISA_C, FL_ISA_MMU): New macros.
13270 (MASK_COLDFIRE): Delete.
13271 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13272 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13273 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13274 (TARGET_HARD_FLOAT): Do not define here.
13275 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13276 (TUNE_68000): New macro.
13277 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13278 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13279 (TUNE_CFV2): Redefine in terms of m68k_tune.
13280 (uarch_type, target_device, fpu_type): New enums.
13281 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13282 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13283 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13284 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13285 (FL_FOR_isa_c): New macros.
13286 (m68k_isa): New enum.
13287 (m68k_target_selection): New structure.
13288 (all_devices, all_isas, all_microarchs): New tables.
13289 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13290 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13291 (MASK_ALL_CPU_BITS): Delete.
13292 (m68k_find_selection): New function.
13293 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13294 Map the legacy target options to a combination of the new ones.
13295 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13296 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13297 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13299 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13300 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13302 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13303 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13304 * config/m68k/m68k-devices.def: New file.
13306 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13307 Nathan Sidwell <nathan@codesourcery.com>
13309 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13310 (SUBTARGET_EXTRA_SPECS): New macros.
13311 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13312 use %(asm_cpu_spec) instead.
13313 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13314 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13315 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13316 (EXTRA_SPECS): Rename to...
13317 (SUBTARGET_EXTRA_SPECS): ...this.
13319 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13320 Richard Sandiford <richard@codesourcery.com>
13321 Julian Brown <julian@codesourcery.com>
13323 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13324 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13325 to the configuration's default CPU.
13326 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13327 Remove default masks.
13328 (m680[012]0-*-*): Set the default with_cpu to the first part of
13330 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13331 (m68k*-*-linux): Extend the --with-cpu handling to...
13332 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13333 and m68010. Don't set target_cpu_default2.
13334 * doc/install.texi: Document --with-cpu for m68k.
13335 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13336 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13337 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13338 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13339 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13340 (ASM_SPEC): Remove use of %(asm_cpu_default).
13341 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13342 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13343 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13344 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13345 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13346 (TARGET_DEFAULT): Delete.
13347 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13348 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13349 (CPP_CPU_SPEC): Delete.
13350 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13351 the appropriate string.
13352 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13353 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13354 (ASM_SPEC): Don't use %(asm_default_spec).
13355 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13356 TARGET_DEFAULT and add MASK_68881.
13357 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13359 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13361 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13362 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13363 MASK_68010 alongside MASK_68020.
13364 * doc/invoke.texi: Document -m68010.
13365 * config/m68k/m68k.opt (m68010): New.
13366 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13368 (TUNE_68010): New macro.
13369 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13370 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13371 (M68K_CPU_m68332): Add MASK_68010.
13372 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13373 fallback definition.
13374 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13376 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13377 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13378 to all entries that use MASK_68020.
13379 (output_move_simode_const, output_move_himode, output_move_qimode)
13380 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13381 instead of TARGET_68020 to select clr behavior. Remove comment
13382 about there being no TARGET_68010.
13383 * config/m68k/m68k.md: Likewise throughout.
13385 2007-01-12 Julian Brown <julian@codesourcery.com>
13387 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13388 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13389 * config/m68k/m68k.md: Likewise.
13391 2007-01-12 Julian Brown <julian@codesourcery.com>
13393 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13394 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13396 2007-01-12 Julian Brown <julian@codesourcery.com>
13398 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13399 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13400 * config/m68k/m68k.md: Likewise.
13402 2007-01-12 Julian Brown <julian@codesourcery.com>
13403 Richard Sandiford <richard@codesourcery.com>
13405 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13406 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13407 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13409 (TARGET_CPU32): Rename to...
13410 (TUNE_CPU32): ...this.
13411 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13412 (TUNE_CFV2): New macros.
13413 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13414 remove conditions that are implied by TARGET_68020.
13415 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13416 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13417 (m68k_output_function_epilogue): Likewise.
13418 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13419 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13420 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13421 non-68000 timings. Refactor multiplication and division costs.
13422 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13423 TUNE_CPU32 instead of TARGET_CPU32.
13424 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13425 and TUNE_68060 instead of TARGET_68060.
13426 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13427 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13429 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13430 && !TARGET_COLDFIRE" to choose between moveq and clr.
13431 Likewise in the unnamed movsf pattern.
13432 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13433 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13436 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13438 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13439 of tabbing before backslashes.
13441 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13443 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13444 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13445 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13447 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13449 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13450 find_interesting_uses_cond.
13451 (find_interesting_uses_cond): Use extract_cond_operands.
13452 (rewrite_use_compare): Use extract_cond_operands and
13453 force_gimple_operand_bsi. Do not call update_stmt.
13454 (determine_use_iv_cost_condition): Use extract_cond_operands.
13455 Return cheaper of using original bound and changing the exit bound.
13457 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13459 PR tree-optimization/29516
13460 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13461 most_expensive_mult_to_index, addr_to_parts,
13462 create_mem_ref, maybe_fold_tmr): Make the type of
13463 fields of TARGET_MEM_REF sizetype.
13464 (move_fixed_address_to_symbol, move_pointer_to_base):
13466 * tree.def (TARGET_MEM_REF): Add comment on types of
13469 2007-01-11 Joseph Myers <joseph@codesourcery.com>
13471 * c-common.c (vector_types_convertible_p): Treat opaque types as
13472 always convertible if they have the same size, but not otherwise.
13474 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
13476 * ifcvt.c (struct noce_if_info): Add comments to the fields.
13477 Remove the b_unconditional field.
13478 (noce_try_sign_mask): Do not look at b_unconditional.
13479 (noce_process_if_block): Do not use merge_if_blocks. Update
13480 the CFG here. Do not set b_unconditional.
13481 (cond_move_process_if_block): Likewise.
13482 (find_cond_trap): Likewise.
13483 (check_cond_move_block): Require simple jump insns at the end
13484 of the basic block.
13486 2007-01-11 Jan Hubicka <jh@suse.cz>
13488 PR tree-optimization/1046
13489 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
13490 when alias info is not ready.
13491 (pass_tail_recursion): Do not require aliasing.
13492 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
13493 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
13494 * tree-ssa-copy.c (pass_copy_prop): Likewise.
13495 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13496 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
13497 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
13498 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
13500 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
13501 When aliasing is not build, mark statement as volatile.
13503 2007-01-11 Tom Tromey <tromey@redhat.com>
13505 PR preprocessor/15185, PR preprocessor/20989:
13506 * doc/cppopts.texi <-MT>: Update description of algorithm for
13507 computing default target.
13508 <-M, -MD>: Reword "basename" text.
13510 2007-01-11 Roger Sayle <roger@eyesopen.com>
13512 * builtins.c (expand_builtin_pow, expand_builtin_powi,
13513 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
13514 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13515 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
13516 fold_builtin_bswap, real_constp, fold_builtin_pow,
13517 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
13518 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
13519 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13520 * convert.c (convert_to_pointer): Likewise.
13521 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13522 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
13523 const_binop, fold_convert_const_int_from_int,
13524 fold_convert_const_int_from_real,
13525 fold_convert_const_real_from_real, sign_bit_p,
13526 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
13527 fold_sign_changed_comparison, fold_unary, fold_comparison,
13528 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
13529 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
13530 * print-tree.c (print_node_brief, print_node): Likewise.
13531 * stor-layout.c (place_field, layout_type): Likewise.
13532 * tree-chrec.c (keep_cast): Likewise.
13533 * tree.c (build_vector, build_real, build_real_from_int_cst,
13534 build_complex): Likewise.
13536 2007-01-11 Roger Sayle <roger@eyesopen.com>
13538 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
13539 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
13541 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
13543 * configure.ac (strict1_warn): Rename to strict_warn.
13544 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
13545 cc_set_by_configure, quoted_cc_set_by_configure,
13546 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
13547 all_boot_languages, all_stagestuff): Remove.
13548 (target_list): Remove bootstrap targets.
13549 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
13550 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
13551 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
13552 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
13553 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
13554 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
13555 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
13556 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
13557 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
13558 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
13559 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
13560 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
13561 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
13562 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
13563 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
13564 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
13565 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
13566 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
13567 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
13568 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
13569 (mostlyclean): Adjust.
13570 (clean, distclean): Don't mention bootstrap stuff.
13571 * configure: Regenerate.
13572 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
13573 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
13574 treelang/config-lang.in (stagestuff): Remove.
13575 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
13576 stageprofile, stagefeedback, stagestuff): Remove mention.
13578 2007-01-11 Nick Clifton <nickc@redhat.com>
13580 * config/mcore/predicates.md (mcore_general_movesrc_operand):
13582 (mcore_general_movdst_operand): Do not accept CONST_INTs.
13583 (mcore_arith_K_S_operand): Run the test for the S constraint not
13584 the test for the M constraint.
13585 (mcore_addsub_operand): Do not accept integer values that are
13586 larger than 32 bits.
13587 * config/mcore/mcore.md: Remove unused constraints from split.
13588 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
13589 (addsi3): Likewise.
13590 (allocate_stack): Likewise.
13591 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
13592 operands to 32 bits.
13593 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
13595 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
13596 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
13597 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
13598 mcore_output_bclri, mcore_output_andn, output_inline_const,
13599 mcore_output_move, mcore_output_movedouble): Likewise.
13600 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
13601 (output_inline_const): Likewise.
13602 (output_inline_const): Fix format strings used in sprintf
13604 * config/mcore/mcore-protos.h: Update prototypes for changed
13605 functions in mcore.c.
13606 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
13607 HOST_WIDE_INT and not int.
13608 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
13609 CONST_OK_FOR_N): Likewise.
13610 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
13611 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
13614 2007-01-10 Jan Hubicka <jh@suse.cz>
13616 * tree-vrp.c (remove_range_assertions): Release defs.
13617 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
13618 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
13620 2007-01-10 Paul Brook <paul@codesourcery.com>
13622 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
13623 * config/arm/arm.md (mulsi3subsi): New insn.
13625 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
13627 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
13628 (tree_transform_and_unroll_loop): New.
13629 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
13632 2007-01-10 Robert Kennedy <jimbob@google.com>
13634 * fold-const.c (fold_comparison): Fold comparisons like (x *
13635 1000 < 0) to (x < 0).
13637 2007-01-10 Ian Lance Taylor <iant@google.com>
13639 * tree-pretty-print.c (dump_generic_node): Print parentheses when
13640 operands have the same priority.
13642 2007-01-10 Tom Tromey <tromey@redhat.com>
13644 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
13645 (fold_binary): Likewise.
13646 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
13647 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
13648 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
13649 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
13650 * langhooks.h (struct lang_hooks): Removed field
13651 'can_use_bit_fields_p'.
13653 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
13655 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
13657 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
13659 * function.c (get_last_funcdef_no): New function.
13660 * function.h (get_last_funcdef_no): Declare.
13661 * tree-inline.c (initialize_cfun): Add initialization.
13662 (tree_function_versioning): Cleanup.
13664 2007-01-10 Jan Hubicka <jh@suse.cz>
13666 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
13669 2007-01-10 Sa Liu <saliu@de.ibm.com>
13670 Ben Elliston <bje@au.ibm.com>
13672 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
13673 for SAVE_NONLOCAL and Pmode for any other save level.
13674 * spu-protos.h (spu_restore_stack_block): Declare.
13675 * spu.md (save_stack_block): Remove.
13676 (restore_stack_block): Call spu_restore_stack_block.
13677 * spu.c (spu_restore_stack_block): New function.
13678 (spu_expand_epilogue): Remove old comment.
13680 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13682 PR tree-optimization/30322
13683 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
13684 (cand_value_at): Return the value as aff_tree.
13685 (may_eliminate_iv): Convert the bound from aff_tree to tree.
13686 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
13687 aff_combination_mult): New functions.
13688 (aff_combination_add): Use aff_combination_add_cst.
13689 (aff_combination_convert): Allow conversions to a wider type.
13690 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
13691 * tree-affine.h (aff_combination_mult): Declare.
13693 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
13695 * doc/tm.texi: Update documentation to reflect reality of exec
13696 and start file search behaviours. Update copyright year.
13697 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
13698 header file directories.
13700 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
13702 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
13703 (*cosxf2): Rename to cosxf2_i387.
13704 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
13705 using X87MODEF12 mode macro. Rename patterns to
13706 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
13708 (*cosdf2, *cossf2): Ditto.
13709 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
13710 to match extended input operands.
13711 (sincos<mode>3): New expander.
13712 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
13713 insn patterns and corresponding splitters.
13715 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
13717 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
13718 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
13720 2007-01-09 Nicolas Pitre <nico@cam.org>
13723 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
13725 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13727 * target.h (struct gcc_target): New field library_rtti_comdat.
13728 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
13729 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
13730 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
13731 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
13733 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13735 * doc/invoke.texi (Optimize Options): Correct description of -O0.
13737 2007-01-08 Richard Guenther <rguenther@suse.de>
13739 * tree.h (force_fit_type_double): Export.
13740 (force_fit_type): Remove.
13741 * fold-const.c (force_fit_type_double): New function.
13742 (force_fit_type): Remove.
13743 (int_const_binop): Use it.
13744 (fold_convert_const_int_from_int): Likewise.
13745 (fold_convert_const_int_from_real): Likewise.
13746 (fold_div_compare): Likewise.
13747 (fold_sign_changed_comparison): Likewise.
13748 (fold_unary): Likewise.
13749 (fold_negate_const): Likewise.
13750 (fold_abs_const): Likewise.
13751 (fold_not_const): Likewise.
13752 * c-common.c (shorten_compare): Use force_fit_type_double.
13753 * convert.c (convert_to_pointer): Likewise.
13755 2007-01-08 Richard Guenther <rguenther@suse.de>
13757 * tree.h (build_int_cst_wide_type): Export.
13758 * tree.c (build_int_cst_wide_type): New function.
13759 (build_int_cst_wide): Fix comment.
13760 * builtins.c (fold_builtin_object_size): Use build_int_cst
13761 to build -1 or 0 of the correct type. Use fit_double_type
13762 to check for overflow.
13763 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
13765 (decode_field_reference): Likewise.
13766 (all_ones_mask_p): Likewise.
13767 (native_interpret_int): Use build_int_cst_wide_type.
13768 (fold_binary): Use build_int_cst_type to build an all-ones
13770 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
13772 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
13774 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
13776 2007-01-09 Ben Elliston <bje@au.ibm.com>
13778 * genautomata.c (STATS_OPTION): New option.
13779 (stats_flag): New flag.
13780 (gen_automata_option): Handle it.
13781 (initiate_automaton_gen): Ditto.
13782 (write_automata): Output statistics only if stats_flag is
13783 set. Likewise, output time statistics only if time_flag is set.
13784 * doc/md.texi (Processor pipeline description): Document new flag.
13786 2007-01-08 Richard Guenther <rguenther@suse.de>
13788 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
13789 * tree.c (build_int_cst_type): Likewise.
13790 (size_in_bytes): Don't call force_fit_type on the result.
13791 (int_fits_type_p): Use fit_double_type.
13792 * fold-const.c (fit_double_type): New function.
13793 (force_fit_type): Use it.
13794 * tree.h (fit_double_type): Export.
13796 2007-01-08 Jan Hubicka <jh@suse.cz>
13798 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
13799 * ipa.c (function_and_variable_visibility): Fix return type.
13801 2007-01-08 Richard Guenther <rguenther@suse.de>
13803 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
13804 of offset to build the index.
13805 * tree-pretty-print.c (dump_generic_node): Don't build negated
13806 const just for printing.
13807 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13808 * builtins.c (fold_builtin_int_roundingfn): Check if result
13809 fits the type by using force_fit_type and comparing the result.
13810 * predict.c (predict_loops): Use compare_tree_int for comparison.
13811 * tree.c (build_int_cst): Fall back to integer_type_node for
13813 (build_int_cst_wide): Assert type is non-null.
13815 2007-01-08 Roberto Costa <roberto.costa@st.com>
13817 * tree-vrp.c (extract_range_from_cond_expr): New.
13818 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
13819 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
13821 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
13822 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
13823 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
13824 used as expressions.
13825 * tree-object-size.c (cond_expr_object_size): New.
13826 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
13828 2007-01-08 Jan Hubicka <jh@suse.cz>
13830 * tree-ssa-forwprop.c (forward_propagate_into_cond,
13831 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
13834 2007-01-08 Richard Guenther <rguenther@suse.de>
13836 PR tree-optimization/23603
13837 * tree-vrp.c (set_value_range_to_truthvalue): New function.
13838 (extract_range_from_binary): Fall back to truthvalue instead of
13839 varying for TRUTH_*_EXPR.
13840 (extract_range_from_comparison): Fall back to truthvalue instead of
13842 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
13843 if all visited PHI values were constant.
13845 2007-01-08 Jan Hubicka <jh@suse.cz>
13847 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
13848 (cgraph_analyze_function): break out from ...
13849 (cgraph_finalize_compilation_unit): ... here.
13850 (cgraph_expand_function): Remove forgoten commented out line.
13851 (cgraph_optimize): Analyze functions.
13853 2007-01-08 Jan Hubicka <jh@suse.cz>
13855 * tree-pas.h (TODO_remove_function): New flag.
13856 (TODO_update*): Renumber.
13857 (pass_ipa_increase_alignment,
13858 pass_ipa_function_and_variable_visibility): New passes.
13859 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
13860 (cgraph_function_and_variable_visibility): Move to ipa.c
13861 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
13862 cgraph_increase_alignment.
13863 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
13864 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
13865 calling tree-inline.
13866 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
13867 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
13868 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
13869 (gate_increase_alignment): New function.
13870 (pass_ipa_increase_alignment): New pass.
13871 * ipa.c: Inline tree-pass.h and timevar.h
13872 (function_and_variable_visibility): Move here from cgraphunit.c
13873 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
13874 * passes.c (init_optimization_passes): Add the two new passes.
13875 (execute_todo): Handle cgraph_remove_functions.
13877 2007-01-08 Nick Clifton <nickc@redhat.com>
13879 * config/frv/predicates.md (reg_or_0_operand): Accept
13882 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
13884 * config/bfin/rtems.h, config/bfin/t-rtems: New.
13885 * config.gcc: Add bfin*-rtems*.
13887 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13889 * c.opt: Add -flax-vector-conversions.
13890 * c-typeck.c (convert_for_assignment): Pass flag to
13891 vector_types_convertible_p to allow emission of note.
13892 (digest_init): Likewise.
13893 * c-opts.c: Handle -flax-vector-conversions.
13894 * c-common.c (flag_lax_vector_conversions): New.
13895 (vector_types_convertible_p): Unless -flax-vector conversions
13896 has been passed, disallow conversions between vectors with
13897 differing numbers of subparts and/or element types. If such
13898 a conversion is disallowed, possibly emit a note on the first
13899 occasion only to inform the user of -flax-vector-conversions.
13900 The new last argument specifies this.
13901 * c-common.h (flag_lax_vector_conversions): New.
13902 (vector_types_convertible_p): Add extra argument.
13903 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
13904 char_type_node for V*QI type vectors.
13905 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
13906 Update to satisfy new typechecking rules.
13907 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
13908 C and C++ variants.
13909 * doc/invoke.texi (C Dialect Options): Document
13910 -flax-vector-conversions.
13912 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13914 PR tree-optimization/29877
13915 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
13916 a register variable on the RHS to not be replaceable.
13918 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
13919 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
13920 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
13921 const_simm15, const_pow2, const_npow2): Added.
13922 * config/score/misc.md (insv, extv, extzv, movmemsi,
13923 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
13924 * config/score/score.c (score_address_cost, score_select_cc_mode):
13926 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
13927 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
13928 Update score_print_operand.
13929 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
13930 Adjust register allocate order and update some macro define.
13931 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
13932 mdx_block_move_straight, mdx_block_move_loop_head,
13933 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
13934 mdx_block_move): Added.
13935 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
13936 mdp_limm): Updated and fix some bug and typo.
13937 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
13938 (movsf, movdf, doloop_end): Added.
13940 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
13942 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
13943 config/arm/thumb2.md: Fix comment typos.
13944 * doc/extend.texi: Fix a typo.
13946 2007-01-07 Eric Christopher <echristo@apple.com>
13948 * configure.ac: Check for __stack_chk_fail for darwin.
13949 * configure: Regenerate.
13951 2007-01-07 Richard Guenther <rguenther@suse.de>
13953 * tree-vrp.c (extract_range_from_assert): CSE calls to
13954 compare_values where possible.
13955 (extract_range_from_unary_expr): Likewise.
13957 2007-01-07 Anatoly Sokolov <aesok@post.ru>
13959 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
13960 * config/avr/avr.c (call_insn_operand): Delete function.
13961 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
13962 instead of register number. Use predicates.
13963 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
13964 call_insn_operand): Add.
13966 2007-01-06 Jan Hubicka <jh@suse.cz>
13968 * tree-pass.h (pass_build_cgraph_edges): Declare.
13969 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
13970 (visited_nodes): Remove.
13971 (cgraph_create_edges): Move to cgraphbuild.c; rename to
13972 build_cgrpah_edges; make visited_nodes local.
13973 (cgraph_process_new_functions): DO not call initialize_inline_failed.
13974 (record_references_in_initializer): Move to cgraphbuild.c
13975 (initialize_inline_failed, rebuild_cgraph_edges,
13976 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
13977 (verify_cgraph_node): Make visited_nodes local.
13978 (cgraph_analyze_function): Do not call cgraph_create_edges and
13979 initialize_inline_failed.
13980 (cgraph_expand_function): Do not call cgraph_lower_function;
13981 assert that function is already lowered.
13982 * Makefile.in (cgraphbuild.o): New.
13983 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
13984 at the end of lowering passes.
13986 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
13988 * ifcvt.c (cond_move_convert_if_block): New function, code
13989 factored out from...
13990 (cond_move_process_if_block): ...here. Call the new function
13991 on the THEN and ELSE blocks.
13992 (merge_if_block): Do not copy global_live_at_end, merge_blocks
13993 already takes care of this.
13995 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13998 * tree.h (TREE_OVERFLOW_P): New.
13999 * c-typeck.c (parser_build_unary_op): Warn only if result
14000 overflowed and operands did not.
14001 (parser_build_binary_op): Likewise.
14002 (convert_for_assignment): Remove redundant overflow_warning.
14003 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14005 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14007 * c-typeck.c (store_init_value): Split over two lines to follow
14008 the GNU coding style.
14010 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14012 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14013 __GXX_EXPERIMENTAL_CXX0X__.
14014 * doc/cpp.texi: Same.
14016 2007-01-05 Richard Guenther <rguenther@suse.de>
14018 PR middle-end/27826
14019 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14020 with mismatched types. Instead explicitly build a
14021 conversion NOP_EXPR.
14023 2007-01-05 Ian Lance Taylor <iant@google.com>
14025 * c-common.c (decl_with_nonnull_addr_p): New function.
14026 (c_common_truthvalue_conversion): Call it.
14027 * c-typeck.c (build_binary_op): Likewise.
14028 * c-common.h (decl_with_nonnull_addr_p): Declare.
14030 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14033 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14036 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14038 * doc/install.texi (Final install): Document the fact that
14039 the GNAT runtime should not be stripped.
14041 2007-01-04 Jan Hubicka <jh@suse.cz>
14043 * tree-inline.c (fold_marked_statements): Update operand caches
14044 and EH after folding
14046 2007-01-04 Ian Lance Taylor <iant@google.com>
14048 * c-common.c (check_function_nonnull): Whitespace fix.
14050 2007-01-04 Jan Hubicka <jh@suse.cz>
14052 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14053 comitted older version of patch.
14054 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14055 function, celanup cfg and collect garbage.
14057 2007-01-04 Mike Stump <mrs@apple.com>
14059 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14062 2007-01-04 Eric Christopher <echristo@apple.com>
14064 * libgcc2.c (__bswapsi2): Use SItype.
14065 (__bswapdi2): Use DItype.
14066 * libgcc2.h: Update for above.
14068 2007-01-04 Paul Brook <paul@codesourcery.com>
14070 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14071 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14072 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14073 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14074 umulsi3_highpart): Make conditional on !arm_arch6.
14075 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14076 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14077 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14078 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14079 umulsi3_highpart_v6): New insns.
14081 2007-01-04 Roger Sayle <roger@eyesopen.com>
14083 * fold-const.c (fold_convert): When casting an expression to void,
14084 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14085 have a type. Instead of attempting to build a NOP_EXPR, return
14086 these "special" trees directly.
14088 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14090 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14091 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14092 rs6000_cost->fp not 0 as adjustment for outer NEG.
14094 2007-01-04 Jan Hubicka <jh@suse.cz>
14096 * cgraph.c (cgraph_release_function_body): New function.
14097 (cgraph_remove_node): Use it.
14098 * cgraph.h (cgraph_release_function_body): Declare.
14099 * cgraphunit.c (cgraph_expand_function): Use it.
14100 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14101 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14102 is initialized and while compilation of other function is running.
14103 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14104 statement CFG annotations from here to ...
14105 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14107 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14109 * cfgloop.h (enum li_flags): Make the constants powers of two.
14111 2007-01-04 Jan Hubicka <jh@suse.cz>
14113 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14115 (fold_marked_statements): New function.
14116 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14117 * tree-inline.h (copy_body_data): Add statements_to_fold.
14119 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14121 * config.gcc: Mention libgcc/config.host.
14122 * Makefile.in: Update comments mentioning libgcc.
14123 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14124 (all.cross, start.encap, rest.encap, rest.cross): Update
14125 dependencies for libgcc move.
14126 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14127 (clean-target, clean-target-libgcc): Delete.
14128 (srcdirify, GCC_EXTRA_PARTS): New macros.
14129 (libgcc-support, libgcc.mvars): New rules.
14130 (distclean): Remove mention of mklibgcc.
14131 (install): Don't reference INSTALL_LIBGCC.
14132 (install-common): Don't reference EXTRA_PARTS.
14133 (install-libgcc, install-multilib): Delete rules.
14134 * mklibgcc.in: Delete file.
14135 * doc/configfiles.texi: Don't mention mklibgcc.
14137 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14138 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14139 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14140 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14141 (mklibgcc, ldblspecs): Likewise.
14143 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14144 (posixpre.def): Use $(T).
14145 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14146 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14147 (SHLIB_LINK): Make dummy.
14148 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14150 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14152 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14153 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14154 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14155 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14157 * configure.ac (all_outputs): Remove mklibgcc.
14158 * configure: Regenerated.
14160 2007-01-03 Josh Conner <jconner@apple.com>
14162 PR middle-end/29683
14163 * calls.c (compute_argument_addresses): Set stack and stack_slot
14164 for partial args, too.
14165 (store_one_arg): Use locate.size.constant for the size when
14166 generating a save_area.
14168 2007-01-03 Robert Kennedy <jimbob@google.com>
14170 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14171 whose definitions are deleted due to basic block merging.
14173 2007-01-03 Paul Brook <paul@codesourcery.com>
14176 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14178 (use_return_insn): Return 0 for Thumb interrupt functions.
14179 (print_multi_reg): Add rfe argument for IRQ returns.
14180 (arm_output_epilogue): Pop interrupt return address directly into PC.
14181 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14183 2007-01-03 Paul Brook <paul@codesourcery.com>
14185 Merge from sourcerygxx-4_1.
14186 * config/arm/thumb2.md: New file.
14187 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14189 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14190 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14191 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14192 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14194 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14195 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14197 * config/arm/ieee754-sf.S: Ditto.
14198 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14199 (thumb1_base_register_rtx_p): ... to this.
14200 (thumb_index_register_rtx_p): Rename...
14201 (thumb1_index_register_rtx_p): ... to this.
14202 (thumb_output_function_prologue): Rename...
14203 (thumb1_output_function_prologue): ... to this.
14204 (thumb_legitimate_address_p): Rename...
14205 (thumb1_legitimate_address_p): ... to this.
14206 (thumb_rtx_costs): Rename...
14207 (thumb1_rtx_costs): ... to this.
14208 (thumb_compute_save_reg_mask): Rename...
14209 (thumb1_compute_save_reg_mask): ... to this.
14210 (thumb_final_prescan_insn): Rename...
14211 (thumb1_final_prescan_insn): ... to this.
14212 (thumb_expand_epilogue): Rename...
14213 (thumb1_expand_epilogue): ... to this.
14214 (arm_unwind_emit_stm): Rename...
14215 (arm_unwind_emit_sequence): ... to this.
14216 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14217 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14218 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14219 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14220 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14221 thumb2_output_casesi): New functions.
14222 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14223 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14224 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14225 THUMB2_WORK_REGS): Define.
14226 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14227 arm_condexec_mask, arm_condexec_masklen)): New variables.
14228 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14229 (arm_override_options): Check new CPU capabilities.
14230 Set new architecture flag variables.
14231 (arm_isr_value): Handle v7m interrupt functions.
14232 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14234 (const_ok_for_arm): Handle Thumb-2 constants.
14235 (arm_gen_constant): Ditto. Use movw when available.
14236 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14238 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14239 (thumb_find_work_register, arm_load_pic_register,
14240 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14241 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14242 print_multi_reg, output_mov_long_double_fpa_from_arm,
14243 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14244 output_mov_double_fpa_from_arm, output_move_double,
14245 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14246 output_return_instruction, arm_output_function_prologue,
14247 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14248 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14249 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14250 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14251 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14252 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14254 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14255 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14256 (arm_file_start): Output directive for unified syntax.
14257 (arm_unwind_emit_set): Handle stack alignment instruction.
14258 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14259 Add v6t2, v7, v7a, v7r and v7m.
14260 (RETLDM): Add Thumb-2 code.
14261 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14262 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14263 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14264 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14265 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14266 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14267 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14268 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14269 ADJUST_INSN_LENGTH): Define.
14270 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14271 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14272 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14273 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14274 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14275 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14276 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14277 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14278 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14279 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14280 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14281 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14282 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14283 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14284 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14285 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14286 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14288 * config/arm/arm-tune.md: Regenerate.
14289 * config/arm/arm-protos.h: Update prototypes.
14290 * config/arm/vfp.md: Enable patterns for Thumb-2.
14291 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14292 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14293 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14294 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14295 * config/arm/libunwind.S: Add Thumb-2 code.
14296 * config/arm/constraints.md: Update include Thumb-2.
14297 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14298 * config/arm/ieee754-df.S: Ditto.
14299 * config/arm/bpabi.S: Ditto.
14300 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14301 * config/arm/predicates.md (low_register_operand,
14302 low_reg_or_int_operand, thumb_16bit_operator): New.
14303 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14304 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14305 * config/arm/t-arm-elf: Add armv7 multilib.
14306 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14308 (UNSPEC_STACK_ALIGN, ce_count): New.
14309 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14310 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14312 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14313 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14314 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14315 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14316 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14317 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14319 * doc/extend.texi: Document ARMv7-M interrupt functions.
14320 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14322 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14324 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14325 (struct _Unwind_Context): Rename args_size to flags, remove
14326 signal_frame field, add a new args_size field and version field.
14327 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14328 _Unwind_IsExtendedContext): New inline functions.
14329 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14330 Assume by_value array is only present if _Unwind_IsExtendedContext.
14331 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14332 _Unwind_IsSignalFrame.
14333 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14334 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14335 (uw_init_context_1): Initialize context->flags to
14336 EXTENDED_CONTEXT_BIT.
14337 * config/rs6000/linux-unwind.h (frob_update_context): Use
14338 _Unwind_SetSignalFrame.
14340 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14342 PR middle-end/30353
14343 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14344 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14347 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14349 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14350 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14351 RET, AT_SP): Remove.
14352 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14355 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14356 * cfgbuild.c (find_basic_blocks): Likewise.
14357 * cfgrtl.c (rtl_create_basic_block): Likewise.
14358 * function.c (temp_slots_at_level): Likewise.
14359 * reg-stack.c (stack_regs_mentioned): Likewise.
14360 * regclass.c (allocate_reg_info): Likewise.
14361 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14362 set_bb_for_stmt, move_block_to_fn): Likewise.
14363 * tree-complex.c (tree_lower_complex): Likewise.
14364 * vec.h (VEC_safe_grow_cleared): New.
14366 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14368 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14370 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14371 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14373 * cfgloopmanip.c (scale_loop_frequencies): Export.
14374 (loopify): Scale the frequencies by prescribed coefficients.
14375 (set_zero_probability): New function.
14376 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14377 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14378 and frequencies according to arguments.
14379 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14381 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14382 * modulo-sched.c (sms_schedule): Set probabilities for entering
14383 versioned loop correctly.
14384 * tree-vect-transform.c (vect_transform_loop): Ditto.
14385 * cfgloop.h (loopify, loop_version): Declaration changed.
14386 (scale_loop_frequencies): Declared.
14388 2007-01-02 Jan Hubicka <jh@suse.cz>
14390 * cgraph.c: Include tree-flow.h
14391 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14392 early_local_passes.
14393 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14394 * tree-pass.h (pass_all_early_optimizations): Declare.
14395 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14396 early_local_passes.
14397 (cgraph_analyze_function): Do early_local_passes.
14398 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14399 Do not add referenced vars.
14400 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14402 (gate_all_early_local_passes): New gate.
14403 (pass_early_local_passes): Use new gate.
14404 (execute_early_local_optimizations): New functions.
14405 (gate_all_early_optimizations): New gate.
14406 (pass_all_early_optimizations): New pass.
14407 (execute_free_datastructures): Free SSA only when initialized.
14408 (gate_init_datastructures): Init only when optimizing.
14409 (tree_lowering_passes): Do early local passes when called late.
14410 * tree-profile.c (do_tree_profiling): Don't profile functions added
14412 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14413 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14415 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14416 during early_local_passes.
14417 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14420 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14422 * Makefile.in: Update copyright year.
14424 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14426 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14427 in $(lang_checks) and check-consistency targets.
14429 2007-01-02 Jan Hubicka <jh@suse.cz>
14431 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14432 Do not add referenced vars.
14433 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14435 * passes.c (init_optimization_passes): Put mudflap_2 after
14436 free_datastructures.
14438 2007-01-02 Jan Hubicka <jh@suse.cz>
14440 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14441 Set NOTHROW flag on call statements proved to be nothrow.
14442 Update statement of local calls so new pure/const functions are
14443 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14445 (tree_rest_of_compilation): Register hooks and initialize bitmap
14446 early. Do not set after_inlining flag.
14448 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14450 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14451 HOST_BITS_PER_LONGLONG
14453 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14456 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14457 warning for non-static initializers.
14459 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14461 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14462 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14463 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14464 Always use set_unique_reg_note to add REG_EQUAL notes.
14466 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14469 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14471 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14472 * cfgbuild.c (find_basic_blocks): Likewise.
14473 * cfgrtl.c (rtl_create_basic_block): Likewise.
14474 * function.c (temp_slots_at_level): Likewise.
14475 * reg-stack.c (stack_regs_mentioned): Likewise.
14476 * regclass.c (allocate_reg_info): Likewise.
14477 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14478 set_bb_for_stmt, move_block_to_fn): Likewise.
14479 * tree-complex.c (tree_lower_complex): Likewise.
14480 * vec.h (VEC_safe_grow_cleared): New.
14482 2007-01-02 Ian Lance Taylor <iant@google.com>
14484 * c-common.c (c_common_truthvalue_conversion): When warning about
14485 using an assignment as a truth value, set TREE_NO_WARNING.
14487 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14490 * c.opt (Wold-style-declaration): New.
14491 * doc/invoke.texi (C-only Warning Options): New.
14492 (Wold-style-declaration): Document it.
14493 (Wextra): Enabled by -Wextra.
14494 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14495 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
14496 -Wold-style-declaration.
14498 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14500 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14501 * cfgbuild.c (find_basic_blocks): Likewise.
14502 * cfgrtl.c (rtl_create_basic_block): Likewise.
14503 * function.c (temp_slots_at_level): Likewise.
14504 * reg-stack.c (stack_regs_mentioned): Likewise.
14505 * regclass.c (allocate_reg_info): Likewise.
14506 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14507 set_bb_for_stmt, move_block_to_fn): Likewise.
14508 * tree-complex.c (tree_lower_complex): Likewise.
14509 * vec.h (VEC_safe_grow_cleared): New.
14511 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
14513 * c-common.c (c_common_nodes_and_builtins): Since variants of
14514 void_type_node get built before it is given a name, we need to
14515 give those variants the name, too.
14516 (complete_array_type): We need to work with the canonical main
14517 type of the array, from which we will build the qualified version.
14518 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
14519 * print-tree.c (print_node): Display canonical type information
14521 * stor-layout.c (layout_type): When we don't know the
14522 alignment of a type for which we're building an array, we end up
14523 guessing wrong, so make the type require structural equality.
14524 * tree.c (make_node_stat): When we build a new type, it is its
14525 own canonical type.
14526 (build_type_attribute_qual_variant): When building an attribute
14527 variant, its canonical type is the non-attribute variant. However,
14528 if the attributes are target-dependent and they differ, we need to
14529 use structural equality checks for this type.
14530 (build_qualified_type): A qualified type is not equivalent to its
14531 unqualified variant; set the canonical type appropriately.
14532 (build_distinct_type_copy): When building a distinct type from
14533 another type, the new type is its own canonical type.
14534 (build_variant_type_copy): When building a new type variant, we
14535 assume that it is equivalent to the original type.
14536 (build_pointer_type_for_mode): When building a pointer type, also
14537 build a canonical type pointer.
14538 (build_reference_type_for_mode): When building a reference type,
14539 also build a canonical type reference.
14540 (build_index_type): When we can't hash an index type (e.g.,
14541 because its maximum value is negative), the index type requires
14542 structural equality tests.
14543 (build_array_type): Build the canonical form of an array type.
14544 (build_function_type): Function types require structural equality,
14545 because they contain default arguments, attributes, etc.
14546 (build_method_type_directly): Ditto for method types.
14547 (build_offset_type): Build the canonical offset type.
14548 (build_complex_type): Build the canonical vector type.
14549 (make_vector_type): Build the canonical vector type.
14550 * tree.h (TYPE_CANONICAL): New.
14551 (TYPE_STRUCTURAL_EQUALITY_P): New.
14552 (SET_TYPE_STRUCTURAL_EQUALITY): New.
14553 (struct tree_type): Added "canonical" field.
14554 * params.h (VERIFY_CANONICAL_TYPES): New.
14555 * doc/c-tree.texi (TYPE_CANONICAL): Document.
14556 (TYPE_STRUCTURAL_EQUALITY_P): Document.
14557 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
14558 * doc/invoke.texi (verify-canonical-types): Document --param
14559 parameter for verifying canonical types.
14561 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14563 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
14564 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
14565 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
14566 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
14568 * config/rs6000/e500.h: New.
14569 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
14570 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
14572 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
14573 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
14574 TARGET_E500_DOUBLE): Remove.
14575 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
14576 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
14577 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
14578 * config/rs6000/rs6000.c (rs6000_override_options): Use
14579 CHECK_E500_OPTIONS.
14581 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14583 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
14584 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
14585 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
14586 rs6000_emit_cmove): Don't check TARGET_E500.
14587 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
14588 sordered): Don't check TARGET_E500.
14590 2007-01-01 Eric Christopher <echristo@apple.com>
14592 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
14593 HARD_REGISTER_NUM_P.
14595 2007-01-01 Roger Sayle <roger@eyesopen.com>
14597 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
14598 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
14599 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
14602 2007-01-01 Mike Stump <mrs@apple.com>
14604 * configure.ac: Remove support for building with Apple's gcc-3.1.
14606 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14608 PR middle-end/30311
14609 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
14610 REG is a hard register. Do not modify REG before calling
14612 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
14613 multiple of the size of YMODE for certain lowpart cases.
14615 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14617 PR middle-end/30253
14618 * gimplify (voidify_wrapper_expr): Update for
14619 GIMPLE_MODIFY_STMT.
14621 2007-01-01 Andreas Schwab <schwab@suse.de>
14624 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
14625 save of BR0 in extra_spill_size instead of spill_size.
14626 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
14628 (ia64_expand_epilogue): Restore BR0 from its new location.
14630 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14632 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
14633 Use a temporary variable if the left hand side is not a gimple
14636 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14638 * gimplify.c (gimplify_return_expr): Make the temporary variable
14639 for the return expression, a gimple register variable.
14641 2007-01-01 Jan Hubicka <jh@suse.cz>
14643 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
14646 2007-01-01 Mike Stump <mrs@apple.com>
14648 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
14650 * config/darwin.c (machopic_select_rtx_section): Use
14651 HAVE_GAS_LITERAL16.
14652 (darwin_mergeable_constant_section): Likewise.
14653 * configure: Regenerate.
14654 * config.in: Regenerate.
14656 2007-01-01 Jan Hubicka <jh@suse.cz>
14657 Andrew Pinski <pinskia@gmail.com>
14659 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
14660 before starting IPA passes.