1 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3 * toplev.h (pedwarn_at): Fix declaration.
5 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8 LINK_SPEC): Use %R in -Y P argument.
10 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13 * diagnostic.c (pedwarn_at): New.
14 * toplev.h (pedwarn_at): Declare.
15 * c-tree.h (build_enumerator): Update declaration.
16 * c-decl.c (finish_enum): Update comment.
17 (build_enumerator): Take a location parameter. Give a pedwarn but do
18 not perform any conversion.
19 * c-parser.c (c_parser_enum_specifier): Set correct location for
22 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25 * c-common.c (conversion_warning): Use a switch. Ignore boolean
26 expressions except for conversions to signed:1 bitfields. Handle
27 COND_EXPR with constant operands.
29 2008-08-13 Richard Guenther <rguenther@suse.de>
31 PR tree-optimization/15255
32 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
33 (struct oecount_s): New struct and VEC types.
35 (oecount_hash): New function.
36 (oecount_eq): Likewise.
37 (oecount_cmp): Likewise.
38 (zero_one_operation): New function.
39 (build_and_add_sum): Likewise.
40 (undistribute_ops_list): Perform un-distribution of multiplication
41 and division on the chain of summands.
42 (should_break_up_subtract): Also break up subtracts for factors.
43 (reassociate_bb): Delete dead visited statements.
44 Call undistribute_ops_list. Re-sort and optimize if it did something.
45 * passes.c (init_optimization_passes): Move DSE before
47 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
50 2008-08-12 Janis Johnson <janis187@us.ibm.com>
52 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
54 * doc/invoke.texi: Revert unintended checkin.
56 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
60 * gcc.c (include_spec_function): Tweak call to find_a_file.
62 2008-08-12 Jakub Jelinek <jakub@redhat.com>
65 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
67 * dojump.c (do_jump): Likewise.
69 PR tree-optimization/37084
70 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
71 if id->regimplify, don't assume stmt is a cast assignment.
73 2008-08-12 Anatoly Sokolov <aesok@post.ru>
75 * final.c (final_scan_insn): Use app_enable/app_disable functions.
77 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
80 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
83 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
85 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
86 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
88 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
89 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
90 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
91 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
92 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
94 * doc/tm.texi (Storage Layout): Remove documentation for
97 * simplify-rtx.c (simplify_binary_operation_1): Replace
98 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
100 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
102 * real.h (struct real_format): New member has_sign_dependent_rounding.
103 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
104 spu_single_format, ieee_double_format, mips_double_format,
105 motorola_double_format, ieee_extended_motorola_format,
106 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
107 ieee_extended_intel_96_round_53_format, ibm_extended_format,
108 mips_extended_format, ieee_quad_format, mips_quad_format,
109 vax_f_format, vax_d_format, vax_g_format): Initialize it.
110 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
112 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
113 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
114 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
115 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
116 (ROUND_TOWARDS_ZERO): Likewise.
118 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
119 (FLOAT_MODE_FORMAT): New macro.
120 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
121 (MODE_COMPOSITE_P): ... this new macro.
122 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
123 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
124 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
126 * flags.h: Include "real.h".
128 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
129 REAL_MODE_FORMAT_COMPOSITE_P.
130 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
132 * doc/tm.texi (Storage Layout): Remove documentation of
133 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
134 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
135 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
136 they only apply to libgcc2.a.
138 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
140 * config/spu/float_disf.c: New file.
141 * config/spu/float_unsdisf.c: New file.
142 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
143 (LIB2FUNCS_EXCLUDE): Define.
145 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
146 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
148 * real.h (struct real_format): New member round_towards_zero.
149 * real.c (round_for_format): Respect fmt->round_towards_zero.
150 (ieee_single_format, mips_single_format, motorola_single_format,
151 spu_single_format, ieee_double_format, mips_double_format,
152 motorola_double_format, ieee_extended_motorola_format,
153 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
154 ieee_extended_intel_96_round_53_format, ibm_extended_format,
155 mips_extended_format, ieee_quad_format, mips_quad_format,
156 vax_f_format, vax_d_format, vax_g_format): Initialize it.
157 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
159 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
160 real_format to choose rounding mode when calling MPFR functions.
161 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
162 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
164 * real.h (real_to_decimal_for_mode): Add prototype.
165 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
166 Respect target rounding mode when generating decimal representation.
167 (real_to_decimal): New stub for backwards compatibility.
168 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
169 real_to_decimal_for_mode instead of real_to_decimal.
171 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
173 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
174 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
176 * real.c (spu_single_format): New variable.
177 * real.h (spu_single_format): Declare.
179 * config/spu/spu.c (spu_override_options): Install SFmode format.
180 (spu_split_immediate): Use integer mode to operate on pieces of
181 floating-point values in all cases.
183 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
184 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
185 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
187 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
189 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
191 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
193 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
195 2008-08-12 Jakub Jelinek <jakub@redhat.com>
198 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
199 on the VAR_DECL instead of TYPE_READONLY on its type.
201 2008-08-12 Ira Rosen <irar@il.ibm.com>
203 * tree-vectorizer.c: Depend on langhooks.h.
204 (supportable_widening_operation): Add two arguments. Support double
206 (supportable_narrowing_operation): Likewise.
207 * tree-vectorizer.h (supportable_widening_operation): Add two
209 (supportable_narrowing_operation): Likewise.
210 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
211 supportable_widening_operation with correct arguments.
212 * tree-vect-transform.c (vectorizable_conversion): Likewise.
213 (vectorizable_type_demotion): Support double type conversions.
214 (vectorizable_type_promotion): Likewise.
215 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
217 2008-08-11 Michael Matz <matz@suse.de>
219 * i386/i386.c (override_options): Move initialisation from
220 flag_schedule_insns_after_reload to here from ...
221 (optimization_options): ... here.
223 2008-08-11 Jakub Jelinek <jakub@redhat.com>
225 PR rtl-optimization/36998
226 * dwarf2out.c (compute_barrier_args_size_1,
227 compute_barrier_args_size): Temporarily remove assertions.
229 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
232 * tree-ssa.c (struct walk_data): Add new flag
233 warn_possibly_uninitialized.
234 (warn_uninitialized_var): Use it.
235 (warn_uninitialized_vars): New.
236 (execute_early_warn_uninitialized): Call it.
237 (execute_late_warn_uninitialized): Likewise.
239 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
242 * reload1.c (gen_reload): Guard calls to get_secondary_mem
245 2008-08-09 Jan Hubicka <jh@suse.cz>
248 * optabs.c (maybe_emit_unop_insn): Remove produced code if
250 (expand_fix): Be prepared for expansion to fail.
251 (expand_sfix_optab): Remove instructions if expansion failed.
253 2008-08-09 Anatoly Sokolov <aesok@post.ru>
255 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
257 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
258 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
260 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
262 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
263 mips/t-libgcc-mips16 to tmake_file.
264 * config/mips/mips-protos.h (mips_call_type): New enum.
265 (mips_pic_base_register, mips_got_load): Declare.
266 (mips_restore_gp): Take an rtx argument.
267 (mips_use_pic_fn_addr_reg_p): Declare.
268 (mips_expand_call): Replace the sibcall_p argument with
269 a mips_call_type argument. Add a lazy_p parameter.
270 (mips_split_call): Declare.
271 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
272 (MIPS16_PIC_TEMP): Likewise.
273 (reg_class): Delete M16_NA_REGS.
274 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
275 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
276 (mips_split_hi_p): Declare.
277 * config/mips/mips.c (mips_split_hi_p): New array.
278 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
279 (mips_got_symbol_type_p): New function.
280 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
281 (mips16_stub_function_p): New function.
282 (mips16_local_function_p): Likewise.
283 (mips_use_pic_fn_addr_reg_p): Likewise.
284 (mips_cannot_force_const_mem): Return false for HIGHs.
285 Extend CONST_INT and symbolic handling to MIPS16, using
286 mips_symbol_insns to check that the base symbol type is a
287 legitimate constant. Reject GOT-based constants if
288 TARGET_MIPS16_PCREL_LOADS.
289 (mips_const_insns): Check targetm.cannot_force_const_mem when
290 decomposing a symbolic base and a large offset.
291 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
292 When calling a function that needs $25 from MIPS16 code,
293 move the target address into $25 separately and add a USE
295 (mips16_gp_pseudo_reg): Insert the initializer immediately
296 before the first real insn.
297 (mips_pic_base_register, mips_got_load): New functions.
298 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
299 parameter to LOW_OUT. Say that it can be any valid SET_SRC
300 when splitting a load-address operation. Split SYMBOL_GOT_DISP
301 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
302 (mips_call_tls_get_addr): Update the call to mips_expand_call,
303 also passing NULL_RTX rather than const0_rtx as the aux argument.
304 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
305 instead of TARGET_EXPLICIT_RELOCS.
306 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
307 (mips_load_call_address): Replace the sibcall_p argument with
308 a mips_call_type argument. Use mips_got_load.
309 (mips16_local_alias): New structure.
310 (mips16_local_aliases): New variable.
311 (mips16_local_aliases_hash): New function.
312 (mips16_local_aliases_eq): Likewise.
313 (mips16_local_alias): Likewise.
314 (mips16_stub_function): Likewise.
315 (mips16_build_function_stub): Create a local alias for the target
316 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
317 .cpload directive and an R_MIPS_NONE relocation for the target
318 function, then load the alias rather than the function itself.
319 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
320 (mips16_copy_fpr_return_value): Use mips16_stub_function and
321 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
322 (mips16_build_call_stub): Replace the FN parameter with an
323 FN_PTR parameter. Force the address into a register if it
324 isn't a call_insn_operand; don't rely on the caller to do this.
325 If a call to a locally-defined and locally-binding MIPS16
326 function must be made indirectly, redirect the call to the
327 function's local alias. Use mips16_stub_function_p,
328 mips16_stub_function, mips_expand_call and use_reg.
329 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
330 Use explicit %hi and %lo accesses where possible.
331 Use MIPS_CALL to generate the correct code form of a
332 jal instruction. Add clobbers of $18 instead of uses.
333 Update the call to mips_emit_call_insn.
334 (mips_expand_call): Replace the SIBCALL_P argument with a
335 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
336 Take a LAZY_P parameter. Call mips16_build_call_stub first,
337 allowing it to modify the call address. Update the calls to
338 mips_load_call_address and mips_emit_call_insn.
339 (mips_split_call): New function.
340 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
341 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
342 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
343 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
344 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
346 (mips_cprestore_slot): New function.
347 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
348 and use mips_cprestore_slot.
349 (mips_output_function_prologue): Handle TARGET_MIPS16 for
351 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
352 then use a copygp_mips16 instruction to set up $28.
353 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
354 (mips16_lay_out_constants): Call split_all_insns_noflow.
355 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
356 false if TARGET_MIPS16.
357 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
358 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
359 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
360 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
361 MIPS16 code. Allow MIPS16 o32 PIC.
362 (mips_override_options): Allow MIPS16 o32 PIC.
363 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
364 after reload if TARGET_USE_GOT.
365 (UNSPEC_COPYGP): New constant.
366 (length): Use a default length of 8 for MIPS16 GOT loads.
367 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
368 (*got_page<mode>): Check mips_split_hi_p.
369 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
370 (unspec_got<mode>, unspec_call<mode>): New expanders.
371 (load_got<mode>, load_call<mode>): Remove the length attributes.
372 Use a got attribute instead of a type attribute.
373 (copygp_mips16): New insn.
374 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
375 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
376 (sibcall, sibcall_value, call, call_value): Update the calls
378 (call_internal, call_value_internal): Use mips_split_call.
379 (call_value_multiple_internal): Likewise.
380 (call_split): Move after call_internal (the insn it is split from).
381 (call_internal_direct, call_value_internal_direct): Turn into
382 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
383 (call_direct_split, call_value_direct_split): New patterns.
384 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
385 and use M16_REGS instead of M16_NA_REGS.
386 * config/mips/predicates.md (const_call_insn_operand): Replace
387 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
388 mips_use_pic_fn_addr_reg_p check.
389 (move_operand): Reject HIGHs if mips_split_hi_p.
390 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
391 (__mips16_floatunsisf): Inline __mips16_floatsisf.
392 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
393 * config/mips/libgcc-mips16.ver: New file.
394 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
395 $(srcdir)/config/mips/libgcc-mips16.ver.
397 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
399 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
400 (mips_unspec_address, mips_unspec_offset_high): Likewise.
401 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
402 (mips16_cfun_returns_in_fpr_p): Likewise.
404 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
406 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
407 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
410 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
412 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
413 (FUNCTION_PROFILER): Save the static chain pointer into $2
414 beforehand and restore it aftewards.
415 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
416 address directly into $25 and call the function through $25;
417 do not clobber $3. Pad the DImode version to cover the space
418 left by the deleted $25 <- $3 move.
419 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
420 the removal of the $25 <- $3 move.
421 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
422 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
424 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
425 Daniel Jacobowitz <dan@codesourcery.com>
427 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
428 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
429 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
430 * config/mips/mips.c (mips_start_function_definition): New function.
431 (mips_end_function_definition): Likewise.
432 (mips_output_function_prologue): Use mips_start_function_definition.
433 (mips_output_function_epilogue): Use mips_end_function_definition.
434 (build_mips16_function_stub): Use mips_start_function_definition
435 and mips_end_function_definition.
436 (build_mips16_call_stub): Likewise.
438 2008-08-09 Richard Guenther <rguenther@suse.de>
440 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
441 * gimple.h (gimple_call_fn): Adjust comment.
442 (gimple_call_set_fndecl): New function.
443 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
444 longer having bare FUNCTION_DECL operand.
445 (gimple_call_return_type): Likewise.
446 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
448 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
449 (gimple_mod_pow2): Likewise.
450 (gimple_mod_subtract): Likewise.
451 (gimple_ic): Likewise.
452 (gimple_stringop_fixed_value): Likewise.
453 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
454 longer having bare FUNCTION_DECL operand.
455 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
456 * omp-low.c (optimize_omp_library_calls): Likewise.
457 * cgraphunit.c (update_call_expr): Likewise.
458 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
459 (execute_convert_to_rsqrt): Likewise.
460 * cfgexpand.c (gimple_to_tree): Simplify.
461 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
462 bare FUNCTION_DECL operand.
463 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
464 (convert_gimple_call): Use gimple_call_fndecl.
465 * c-common.c (c_warn_unused_result): Likewise.
467 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
470 * c-typeck.c (digest_init): Call verify_sequence_points from here.
471 (c_finish_return): Likewise.
472 (c_start_case): Likewise.
473 * c-common.c (warn_for_collisions_1): Use explicit location in
475 * c-parser.c (c_parser_condition): New. Call
476 verify_sequence_points.
477 (c_parser_paren_condition): Call c_parser_condition.
478 (c_parser_for_statement): Call c_parser_condition.
480 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
483 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
484 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
485 Moved from diagnostic.h
486 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
488 (emit_diagnostic): New.
489 (warning0, pedwarn0): Delete.
490 (warning, warning_at, pedwarn, permerror): Return bool.
491 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
492 Moved to diagnostic.c.
493 (struct diagnostic_context): Use correct type for
495 (diagnostic_report_diagnostic): Update declaration.
496 (emit_diagnostic): Declare.
497 * errors.c (warning): Return bool.
498 * errors.h (warning): Update declaration.
499 * toplev.h (warning0, pedwarn0): Delete.
500 (warning, warning_at, pedwarn, permerror): Return bool.
501 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
502 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
503 inform. Update all calls.
504 (diagnose_mismatched_decls): Check return value of warning/pedwarn
505 before giving informative note.
506 (implicit_decl_warning): Likewise.
507 * c-typeck.c (build_function_call): Likewise.
508 * tree-sssa.c (warn_uninit): Likewise.
509 * builtins.c (gimplify_va_arg_expr): Likewise.
511 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
514 * doc/invoke.texi (-Wextra): Move warning from here...
515 (-Wuninitialized): ... to here.
517 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
520 * flags.h (set_Wunused): Delete
521 * toplev.c (process_options): Handle Wunused flags here.
522 * opts.c (maybe_warn_unused_parameter): Delete.
523 (common_handle_option): Replace set_Wunused by warn_unused.
524 (set_Wextra): Do not handle Wunused-parameter here.
525 (set_Wunused): Delete.
526 * c-opts.c (c_common_handle_option): Replace set_Wunused by
528 * common.opt (Wunused): Add Var and Init.
529 (Wunused-function): Likewise.
530 (Wunused-label): Likewise.
531 (Wunused-parameter): Likewise.
532 (Wunused-value): Likewise.
533 (Wunused-variable): Likewise.
535 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
537 * doc/invoke.texi: Add cpu_type power7.
538 * config.in (HAVE_AS_VSX): New.
539 * config.gcc: Add cpu_type power7.
540 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
542 * configure: Regenerate.
543 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
545 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
546 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
547 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
549 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
551 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
552 type to vectorize.builtin_conversion.
553 (vectorizable_conversion): Likewise.
554 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
555 integral type as input.
556 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
558 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
559 and ALTIVEC_BUILTIN_VCTSXS.
560 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
563 2008-08-08 Richard Guenther <rguenther@suse.de>
565 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
566 (surely_varying_stmt_p): Calls are varying only if they are
567 non-builtin and not indirect or have no result.
568 (ccp_fold): Re-instantiate code before the tuples merge.
570 2008-08-08 Richard Guenther <rguenther@suse.de>
572 PR tree-optimization/37056
573 * gimple.h (gimple_assign_rhs_class): New helper function.
574 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
575 unary operations properly.
577 2008-08-07 Jan Hubicka <jh@suse.cz>
579 * i386.h (ix86_size_cost): Declare.
580 (ix86_cur_cost): New function macro.
581 * i386.md (peepholes expanding size and splitters): Predicate by
582 optimize_insn_for_speed_p.
583 (peepholes reduce size and splitters): Predicate by
584 optimize_insn_for_size_p.
585 * i386.c (ix86_size_cost): Rename from ...
586 (size_cost): This one.
587 (override_options): Update.
588 (decide_alg): Likewise.
589 (ix86_expand_clear): Use RTL profile.
590 (ix86_pad_returns): Use RTL profile.
592 2008-08-07 Jan Hubicka <jh@suse.cz>
594 * recog.c (split_all_insns): Set RTL profile
595 (peephole2_optimize): Likewise.
596 * function.c (thread_prologue_and_epilogue_insns): Likewise.
597 * combine.c (combine_instructions): Likewise.
599 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
601 * c-common.c (c_common_reswords): Also warn about keyword "bool".
603 2008-08-07 Bob Wilson <bob.wilson@acm.org>
605 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming value
606 in a6 after the set_frame_ptr insn.
608 2008-08-07 Richard Henderson <rth@redhat.com>
611 * gcc.c (cpp_options): Pass along -g*.
613 2008-08-07 Joseph Myers <joseph@codesourcery.com>
615 * config/arm/arm.c (output_move_neon): Update comment describing
616 big-endian vector layout.
617 (arm_assemble_integer): Do not handle big-endian NEON vectors
619 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
620 neon_vget_lane<mode>_sext_internal,
621 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
622 element indices for big-endian.
624 2008-08-07 Richard Henderson <rth@redhat.com>
626 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
627 * configure, config.in: Rebuild.
628 * debug.h (dwarf2out_do_cfi_asm): Declare.
629 * c-cppbuiltin.c (c_cpp_builtins): Use it.
630 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
631 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
632 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
634 2008-08-07 Joseph Myers <joseph@codesourcery.com>
636 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
637 movv2si_internal): Combine into mov<mode>_internal.
638 (movv2si_internal_2): Remove.
640 2008-08-07 Jan Hubicka <jh@suse.cz>
643 * i386.md (single stringop patterns): Enable unconditionally.
645 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
648 * config/i386/emmintrin.h (_mm_move_epi64): Use
649 __builtin_ia32_movq128.
651 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
652 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
654 * config/i386/sse.md (sse2_movq128): New.
656 * doc/extend.texi: Document __builtin_ia32_movq128.
658 2008-08-07 Richard Guenther <rguenther@suse.de>
661 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
662 pointers can access anything.
664 2008-08-06 Jan Hubicka <jh@suse.cz>
666 * optabs.c (emit_unop_insn): Break out to ...
667 (maybe_emit_unop_insn): ... this one.
668 (expand_sfix_optab): Use maybe variant.
669 * optabs.h (maybe_emit_unop_insn): Declare.
671 * i386.md (mov0 patterns): Enable by default.
672 (FP conversion expanders): Disable expansion of code expanding
673 sequences when instruction should be optimized for size.
674 (single strinop patterns): Enable when optimizing for size.
675 (string expanders): Disable expanding of code expanding sequences
676 when optimizning instruction for size.
677 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
679 (ix86_fp_comparison_sahf_cost): Likewise.
680 (ix86_expand_branch): Likewise.
681 (ix86_expand_ashl_const): Likewise.
682 (ix86_split_ashl): Likewise.
683 (ix86_expand_strlen): Likewise.
684 (ix86_emit_fp_unordered_jump): Likewie.
686 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
688 * c-common.c: Fix typo.
689 (c_common_reswords): Activate more C++ keyword warnings.
691 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
693 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
696 * diagnostic.c (permerror_at): New.
697 * toplev.h (permerror_at): Declare.
699 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
700 Ira Rosen <irar@il.ibm.com>
702 * tree-vect-transform.c (vect_model_simple_cost): Return
703 immediately if stmt is pure SLP.
704 (vect_model_store_cost): Ditto.
705 (vect_model_load_cost): Ditto.
706 (vectorizable_store): Remove PURE_SLP check before call
707 to vect_model_store_cost.
708 (vect_model_store_cost): When checking whether stmt describe
709 strided access, add a check that it is not slp_node.
711 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
714 * c-common.c (warn_for_sign_compare): New. Handle separately the
715 case that 'constant' is zero.
716 * c-typeck.c (build_binary_op): Move code to c-common.c
718 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
720 * config/alpha/alpha.c (alpha_preferred_reload_class,
721 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
722 alpha_output_mi_thunk_osf): Avoid C++ keywords.
723 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
724 * config/arm/arm.md: Likewise.
725 * config/avr/avr-protos.h (preferred_reload_class,
726 test_hard_reg_class, avr_simplify_comparison_p,
727 out_shift_with_cnt, class_max_nregs): Likewise.
728 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
729 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
730 preferred_reload_class, test_hard_reg_class): Likewise.
731 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
732 bfin_memory_move_cost, bfin_secondary_reload,
733 bfin_output_mi_thunk): Likewise.
734 * config/crx/crx.c (crx_secondary_reload_class,
735 crx_memory_move_cost): Likewise.
736 * config/frv/frv-protos.h (frv_secondary_reload_class,
737 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
738 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
739 frv_secondary_reload_class, frv_class_likely_spilled_p,
740 frv_class_max_nregs): Likewise.
741 * config/h8300/h8300.c (h8300_classify_operand,
742 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
744 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
745 * config/ia64/ia64.c (ia64_preferred_reload_class,
746 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
747 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
748 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
750 * config/m68hc11/m68hc11.c (preferred_reload_class,
751 m68hc11_memory_move_cost): Likewise.
752 * config/mcore/mcore.c (mcore_secondary_reload_class,
753 mcore_reload_class): Likewise.
754 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
755 mips_class_max_nregs, mips_cannot_change_mode_class,
756 mips_preferred_reload_class, mips_secondary_reload_class,
757 mips_output_mi_thunk): Likewise.
758 * config/mmix/mmix.c (mmix_preferred_reload_class,
759 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
761 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
763 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
764 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
765 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
766 * config/rs6000/rs6000.c (paired_expand_vector_init,
767 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
768 compare_section_name, rs6000_memory_move_cost): Likewise.
769 * config/s390/s390.c (s390_emit_compare_and_swap,
770 s390_preferred_reload_class, s390_secondary_reload,
771 legitimize_pic_address, legitimize_tls_address,
772 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
773 s390_class_max_nregs): Likewise.
774 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
775 * config/s390/s390.md: Likewise.
776 * config/score/score-protos.h (score_secondary_reload_class,
777 score_preferred_reload_class): Likewise.
778 * config/score/score.c (score_preferred_reload_class,
779 score_secondary_reload_class): Likewise.
780 * config/score/score3.c (score3_output_mi_thunk,
781 score3_preferred_reload_class, score3_secondary_reload_class,
782 score3_hard_regno_mode_ok): Likewise.
783 * config/score/score3.h (score3_preferred_reload_class,
784 score3_secondary_reload_class): Likewise.
785 * config/score/score7.c (score7_output_mi_thunk,
786 score7_preferred_reload_class, score7_secondary_reload_class,
787 score7_hard_regno_mode_ok): Likewise.
788 * config/score/score7.h (score7_preferred_reload_class,
789 score7_secondary_reload_class): Likewise.
790 * config/sh/sh.c (prepare_move_operands, output_far_jump,
791 output_branchy_insn, add_constant, gen_block_redirect,
792 sh_insn_length_adjustment, sh_cannot_change_mode_class,
793 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
795 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
796 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
797 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
798 xstormy16_preferred_reload_class): Likewise.
799 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
800 xtensa_expand_atomic, override_options,
801 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
803 * reorg.c (try_merge_delay_insns): Likewise.
804 * tree.c (merge_dllimport_decl_attributes): Likewise.
806 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
808 2008-08-06 Michael Matz <matz@suse.de>
810 * Makefile.in (write_entries_to_file): Quote words.
811 * gengtype.c: (read_input_line): Skip over leading white-space.
813 2008-08-06 Marc Gauthier <marc@tensilica.com>
815 * config.gcc: Match more processor names for Xtensa.
816 * configure.ac: Likewise.
817 * doc/install.texi (Specific): Likewise.
818 * configure: Regenerate.
820 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
822 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
823 * calls.c (avoid_likely_spilled_reg): Likewise.
824 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
825 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
826 * config/i386/i386.c (ix86_expand_special_args_builtin,
827 ix86_secondary_reload): Likewise.
828 * except.c (struct eh_region, gen_eh_region_catch,
829 remove_unreachable_regions, duplicate_eh_regions,
830 assign_filter_values, build_post_landing_pads,
831 sjlj_find_directly_reachable_regions, remove_eh_handler,
832 reachable_next_level, foreach_reachable_handler,
833 can_throw_internal_1, can_throw_external_1,
834 collect_one_action_chain): Likewise.
835 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
836 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
837 * function.c (update_temp_slot_address, instantiate_new_reg,
838 instantiate_virtual_regs_in_rtx,
839 instantiate_virtual_regs_in_insn): Likewise.
840 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
841 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
842 gimplify_cleanup_point_expr): Likewise.
843 * ipa-cp.c (ipcp_lattice_changed): Likewise.
844 * passes.c (next_pass_1): Likewise.
845 * print-tree.c (print_node_brief, print_node): Likewise.
846 * profile.c (branch_prob): Likewise.
847 * tree-dump.c (dump_register): Likewise.
848 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
850 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
851 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
852 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
853 copy_arguments_for_versioning, copy_static_chain): Likewise.
854 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
855 add_new_name_mapping, register_new_name_mapping): Likewise.
856 * tree-mudflap.c (mf_xform_derefs): Likewise.
857 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
858 get_init_expr, combine_chains): Likewise.
859 * tree-pretty-print.c (dump_generic_node): Likewise.
860 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
861 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
862 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
863 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
865 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
868 * calls.c (expand_call): Use the biggest preferred stack
871 2008-08-06 Michael Matz <matz@suse.de>
874 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
875 for reused reload, instead of overwriting them.
877 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
880 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
881 for incoming stack boundary.
883 * function.c (assign_parm_find_entry_rtl): Update
886 * function.h (rtl_data): Add parm_stack_boundary.
888 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
889 parm_stack_boundary for incoming stack boundary.
891 2008-08-06 Joseph Myers <joseph@codesourcery.com>
893 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
894 for unrepresentable subregs or treat them as equal to other regs
895 or subregs with the same register number.
897 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
900 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
903 2008-08-06 Jan Hubicka <jh@suse.cz>
905 * predict.c (maybe_hot_frequency_p): When profile is absent, all
906 frequencies might be hot.
908 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
910 * reload.c (find_reloads): Force constants into literal pool
911 also if they are wrapped in a SUBREG.
913 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
916 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
917 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
918 Don't allow predicated instructions for data speculation.
919 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
922 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
924 * haifa-sched.c (extend_global): Split to extend_global_data and
925 extend_region_data. Update all uses.
926 (extend_all): Rename to extend_block_data.
928 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
930 * sched-rgn.c (new_ready): Check if instruction can be
931 speculatively scheduled before attempting speculation.
932 (debug_rgn_dependencies): Remove wrongful assert.
934 2008-08-05 Bob Wilson <bob.wilson@acm.org>
936 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
938 2008-08-05 Bob Wilson <bob.wilson@acm.org>
940 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
941 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
942 va_size, and type_size.
944 2008-08-04 Jason Merrill <jason@redhat.com>
947 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
948 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
950 2008-08-05 Richard Henderson <rth@redhat.com>
952 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
953 * configure: Rebuild.
955 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
958 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
959 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
962 2008-08-05 Richard Henderson <rth@redhat.com>
964 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
965 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
966 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
967 * common.opt (fdwarf2-cfi-asm): New.
968 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
969 * config.in, configure: Rebuild.
970 * dwarf2asm.c (dw2_asm_output_data_raw): New.
971 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
972 (dw2_force_const_mem): Externalize.
973 * dwarf2asm.h: Update.
974 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
975 generate a real label.
976 (output_cfi_directive): New.
977 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
978 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
979 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
981 (dwarf2out_end_epilogue): Emit .cfi_endproc.
982 (output_loc_operands_raw, output_loc_sequence_raw): New.
983 (output_cfa_loc_raw): New.
985 2008-08-05 Paul Brook <paul@codesourcery.com>
987 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
988 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
989 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
990 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
991 * config/arm/arm.h (TARGET_VFPD32): Define.
992 (TARGET_VFP3): Use TARGET_VFPD32.
993 (fputype): Add FPUTYPE_VFP3D16.
994 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
995 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
996 * config/arm/arm-cores.def: Add cortex-r4f.
997 * config/arm/arm-tune.md: Regenerate.
999 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1001 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1002 Reword some comments throughout the file.
1004 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1005 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1006 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1007 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1009 (MFC_START_ENABLE): Remove PPU-only define.
1010 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1011 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1013 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1014 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1015 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1016 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1017 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1018 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1019 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1021 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1022 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1023 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1024 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1026 (spu_read_machine_status): Fix typo.
1028 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1030 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1031 SUBREG of multi-word hard register.
1032 * config/spu/spu.c (valid_subreg): Likewise.
1033 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1035 2008-08-04 Richard Guenther <rguenther@suse.de>
1037 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1038 the candidate with the stripped base if that base is different
1039 from the original base even for offset zero.
1041 2008-08-04 Richard Guenther <rguenther@suse.de>
1044 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1045 check for no_overflow.
1047 2008-08-04 Richard Guenther <rguenther@suse.de>
1049 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1051 2008-08-04 Paul Brook <paul@codesourcery.com>
1053 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1054 (arm_order_regs_for_local_alloc): New function.
1055 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1057 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1059 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1062 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1063 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1064 (ix86_expand_epilogue): Likewise.
1066 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1068 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1071 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1073 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1074 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1075 (*movv2sf_internal_rex64): Ditto.
1077 2008-08-03 Jan Hubicka <jh@suse.cz>
1079 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1080 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1081 * expmed.c (expand_smod_pow2): Likewise.
1083 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1086 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1087 alternative 0 of operand 1.
1088 (*vec_concatv2di_rex64_sse): Ditto.
1089 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1091 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1092 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1093 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1094 (*movv2sf_internal_rex64): Ditto.
1096 2008-08-02 Richard Guenther <rguenther@suse.de>
1099 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1100 (ssedoublesizemode): New mode attribute.
1101 (sse_shufps): Call gen_sse_shufps_v4sf.
1102 (sse_shufps_1): Macroize.
1103 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1104 (sse2_shufpd_1): Macroize.
1105 (vec_extract_odd, vec_extract_even): New expanders.
1106 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1107 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1108 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1109 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1110 (ix86_expand_vector_set): Likewise.
1111 (ix86_expand_reduc_v4sf): Likewise.
1113 2008-08-01 Doug Kwan <dougkwan@google.com>
1115 * matrix-reorg.c: Re-enable all code.
1116 (struct malloc_call_data): Change CALL_STMT to gimple type.
1117 (collect_data_for_malloc_call): Tuplify.
1118 (struct access_site_info): Change STMT to gimple type.
1119 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1120 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1121 (struct free_info): Change STMT to gimple type.
1122 (struct matrix_access_phi_node): Change PHI to gimple type.
1123 (get_inner_of_cast_expr): Remove.
1124 (may_flatten_matrices_1): Tuplify.
1125 (may_flatten_matrices): Ditto.
1126 (mark_min_matrix_escape_level): Ditto.
1127 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1128 (ssa_accessed_in_call_rhs): New
1129 (ssa_accessed_in_assign_rhs): New
1130 (record_access_alloc_site_info): Tuplify.
1131 (add_allocation_site): Ditto.
1132 (analyze_matrix_allocation_site): Ditto.
1133 (analyze_transpose): Ditto.
1134 (get_index_from_offset): Ditto.
1135 (update_type_size): Ditto.
1136 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1137 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1138 (analyze_accesses_for_phi_node): Tuplify.
1139 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1140 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1141 (analyze_matrix_accesses): Tuplify.
1142 (check_var_data): New call-back type for check_var_notmodified_p.
1143 (check_var_notmodified_p): Tuplify and use call-back struct to
1144 return statement found.
1145 (can_calculate_expr_before_stmt): Factor out statement related code
1147 (can_calculate_stmt_before_stmt): New.
1148 (check_allocation_function): Tuplify.
1149 (find_sites_in_func): Ditto.
1150 (record_all_accesses_in_func): Ditto.
1151 (transform_access_sites): Ditto.
1152 (transform_allocation_sites): Ditto.
1153 (matrix_reorg): Re-enable.
1154 (gate_matrix_reorg): Re-enable.
1156 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1158 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1159 for labels for which it hasn't been set yet. If it has been set,
1160 stop walking insns and continue with next worklist item.
1161 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1162 if the only BARRIER is at the very end of a function.
1164 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1166 * cfgexpand.c (expand_stack_alignment): Assert that
1167 stack_realign_drap and drap_rtx must match.
1169 * function.c (instantiate_new_reg): If DRAP is used to realign
1170 stack, replace virtual_incoming_args_rtx with internal arg
1173 2008-08-01 Richard Guenther <rguenther@suse.de>
1175 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1176 loop information only if we initialized it.
1177 (execute_pre): Call fini_pre with in_fre.
1178 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1179 if we do not unroll because we hit max-completely-peeled-insns.
1180 Use our estimation for consistency, do allow shrinking.
1182 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1184 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1185 with MIN_STACK_BOUNDARY.
1186 (ix86_update_stack_boundary): Likewise.
1187 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1190 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1191 (MIN_STACK_BOUNDARY): This.
1193 2008-08-01 Richard Guenther <rguenther@suse.de>
1196 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1198 2008-08-01 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/36988
1201 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1202 do not matter if that doesn't change volatile qualification.
1204 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1206 * configure.ac: Do not generate libada-mk. Do not subst
1208 * libada-mk.in: Remove.
1209 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1210 * configure: Regenerate.
1212 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1214 * tree-pass.h: Added comment about not dumping passes with name
1215 starting with star in struct opt_pass.
1216 * passes.c (register_dump_files_1): Don't do dump for a pass with
1217 name starting with star.
1218 * doc/passes.texi (Pass manager): Mention pass names and special
1219 meaning of star prefix to avoid dump.
1221 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1223 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1225 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1226 (ISA_MIPS64R2): New macro.
1227 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1228 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1229 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1230 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1231 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1232 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1233 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1234 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1235 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1236 Move up to keep list alphabetically sorted.
1237 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1238 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1240 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1241 (-march=@var{arch}): Add mips64r2.
1243 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1245 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1247 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1249 * expr.c (expand_assignment): Check for complete type.
1251 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1254 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1256 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1257 for stack alignment.
1259 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1261 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1263 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1264 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1266 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1268 PR rtl-optimization/36419
1269 * dwarf2out.c (barrier_args_size): New variable.
1270 (compute_barrier_args_size, compute_barrier_args_size_1): New
1272 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1273 if not called yet in the current function, use barrier_args_size
1274 array to find the new args_size value.
1275 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1277 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1280 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1283 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1286 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1287 (dwarf2out_stack_adjust): Use it.
1288 (dwarf2out_frame_debug_expr): Likewise.
1290 2008-07-31 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/36978
1293 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1294 the generated condition.
1296 2008-07-31 Richard Guenther <rguenther@suse.de>
1298 * passes.c (init_optimization_passes): Always call
1299 pass_early_warn_uninitialized.
1300 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1301 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1302 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1304 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1307 * builtins.c (maybe_emit_free_warning): New function.
1308 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1309 maybe_emit_free_warning for BUILT_IN_FREE.
1312 * dwarf2out.c (get_context_die): New function.
1313 (force_decl_die, force_type_die): Use it.
1314 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1315 returns NULL, force generation of DW_TAG_typedef and put that into
1318 PR preprocessor/36649
1319 * c-pch.c (c_common_read_pch): Save and restore
1320 line_table->trace_includes across PCH restore.
1322 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1325 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1327 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1330 * final.c (call_from_call_insn): Handle COND_EXEC.
1332 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1334 * builtins.c (std_gimplify_va_arg_expr): Replace
1335 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1336 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1338 2008-07-30 Joey Ye <joey.ye@intel.com>
1339 H.J. Lu <hongjiu.lu@intel.com>
1341 * builtins.c (expand_builtin_setjmp_receiver): Replace
1342 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1343 (expand_builtin_apply_args_1): Likewise.
1344 (expand_builtin_longjmp): Need DRAP for stack alignment.
1345 (expand_builtin_apply): Likewise.
1347 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1348 instead of assign_stack_local to allow alignment reduction.
1350 * calls.c (emit_call_1): Need DRAP for stack alignment if
1352 (expand_call): Replace virtual_incoming_args_rtx with
1353 crtl->args.internal_arg_pointer.
1354 * stmt.c (expand_nl_goto_receiver): Likewise.
1356 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1357 alignment and store to stack_alignment_estimated and
1358 max_used_stack_slot_alignment.
1359 (expand_one_var): Likewise.
1360 (expand_stack_alignment): New function.
1361 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1362 and stack_alignment_estimated fields in rtl_data. Call
1363 expand_stack_alignment at end.
1365 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1366 (MAX_STACK_ALIGNMENT): Likewise.
1367 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1368 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1370 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1371 stack alignment when generating virtual registers.
1373 * function.c (assign_stack_local): Renamed to ...
1374 (assign_stack_local_1): This. Add a parameter to indicate
1375 if it is OK to reduce alignment.
1376 (assign_stack_local): Use it.
1377 (instantiate_new_reg): Instantiate virtual incoming args rtx
1378 to vDRAP if stack realignment and DRAP is needed.
1379 (assign_parms): Collect parameter/return type alignment and
1380 contribute to stack_alignment_estimated.
1381 (locate_and_pad_parm): Likewise.
1382 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1383 with crtl->args.internal_arg_pointer.
1385 * function.h (rtl_data): Add new field drap_reg,
1386 max_used_stack_slot_alignment, stack_alignment_estimated,
1387 stack_realign_needed, need_drap, stack_realign_processed and
1388 stack_realign_finalized.
1389 (stack_realign_fp): New macro.
1390 (stack_realign_drap): Likewise.
1392 * global.c (compute_regsets): Frame pointer is needed when
1393 stack is realigned. Can eliminate frame pointer when stack is
1394 realigned and dynamic realigned argument pointer isn't used.
1396 * reload1.c (update_eliminables): Frame pointer is needed
1397 when stack is realigned.
1398 (init_elim_table): Can eliminate frame pointer when stack is
1399 realigned and dynamic realigned argument pointer isn't used.
1401 * rtl.h (assign_stack_local_1): Declare new funtion.
1403 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1404 (TARGET_GET_DRAP_RTX): Likewise.
1405 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1406 TARGET_GET_DRAP_RTX.
1408 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1410 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1411 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1413 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1414 H.J. Lu <hongjiu.lu@intel.com>
1416 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1417 vdrap_reg, stack_realign and drap_reg_saved.
1418 (add_cfi): Don't allow redefining CFA when DRAP is used.
1419 (reg_save): Handle stack alignment.
1420 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1421 alignment. Don't generate DWARF information for (set fp sp)
1423 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1425 (int_loc_descriptor): Move prototype forward. Also define if
1426 DWARF2_UNWIND_INFO is true.
1427 (output_cfa_loc): Handle DW_CFA_expression.
1428 (build_cfa_aligned_loc): New.
1429 (based_loc_descr): Update assert for stack realign. For local
1430 variables, use sp+offset when stack is aligned without drap and
1431 fp+offset when stack is aligned with drap. For arguments, use
1432 cfa+offset when drap is used to align stack.
1434 2008-07-30 Joey Ye <joey.ye@intel.com>
1435 H.J. Lu <hongjiu.lu@intel.com>
1437 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1439 (ix86_gen_andsp): New.
1440 (ix86_user_incoming_stack_boundary): Likewise.
1441 (ix86_default_incoming_stack_boundary): Likewise.
1442 (ix86_incoming_stack_boundary): Likewise.
1443 (ix86_can_eliminate): Likewise.
1444 (find_drap_reg): Likewise.
1445 (ix86_update_stack_boundary): Likewise.
1446 (ix86_get_drap_rtx): Likewise.
1447 (ix86_finalize_stack_realign_flags): Likewise.
1448 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1449 (TARGET_GET_DRAP_RTX): Likewise.
1450 (override_options): Overide option value for new options.
1451 (ix86_function_ok_for_sibcall): Remove check for
1452 force_align_arg_pointer.
1453 (ix86_handle_cconv_attribute): Likewise.
1454 (ix86_function_regparm): Likewise.
1455 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1456 (ix86_va_start): Replace virtual_incoming_args_rtx with
1457 crtl->args.internal_arg_pointer.
1458 (ix86_select_alt_pic_regnum): Check DRAP register.
1459 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1460 (ix86_compute_frame_layout): Compute frame layout wrt stack
1462 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1463 (ix86_expand_prologue): Decide if stack realignment is needed
1464 and generate prologue code accordingly.
1465 (ix86_expand_epilogue): Generate epilogue code wrt stack
1466 realignment is really needed or not.
1468 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1469 (ABI_STACK_BOUNDARY): Likewise.
1470 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1471 (STACK_REALIGN_DEFAULT): Likewise.
1472 (INCOMING_STACK_BOUNDARY): Likewise.
1473 (MAX_STACK_ALIGNMENT): Likewise.
1474 (ix86_incoming_stack_boundary): Likewise.
1475 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1476 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1477 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1478 (machine_function): Remove force_align_arg_pointer.
1480 * config/i386/i386.md (BX_REG): New.
1481 (R13_REG): Likewise.
1483 * config/i386/i386.opt (mforce_drap): New.
1484 (mincoming-stack-boundary): Likewise.
1485 (mstackrealign): Add Init(-1).
1487 * config/i386/i386-protos.h (ix86_can_eliminate): New
1489 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1491 * doc/extend.texi: Update force_align_arg_pointer.
1493 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1496 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1497 (INCOMING_STACK_BOUNDARY): Likewise.
1498 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1499 (TARGET_GET_DRAP_RTX): Likewise.
1501 2008-07-30 Andreas Schwab <schwab@suse.de>
1503 PR rtl-optimization/36929
1504 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1505 add_insn_before and fix argument order.
1506 (replace_inc_dec_mem): Handle NULL rtx.
1508 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1510 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1512 (arm_compute_initial_elimination_offset): Use it.
1513 (arm_compute_save_reg_mask): Include static chain save slot when
1514 calculating alignment.
1515 (arm_get_frame_offsets): Ditto.
1516 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1517 that we can use to decrement the stack when the stack decrement
1518 could be too big for an immediate value in a single insn.
1519 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1521 2008-07-30 Richard Guenther <rguenther@suse.de>
1523 PR tree-optimization/36967
1524 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1525 Release defs of statements we remove.
1527 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1529 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
1530 instead of NULL_RTVEC.
1532 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1536 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
1539 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1541 * final.c (call_from_call_insn): New.
1542 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
1544 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
1546 * configure.ac: Substitute ADA_CFLAGS.
1547 * configure: Regenerate.
1548 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
1549 * Makefile.in: Remove mention of X_* variables.
1550 * config/pa/x-ada-hpux10: Remove.
1551 * config/pa/x-ada: Remove.
1553 * doc/fragments.texi: Update.
1555 2008-07-30 Olivier Hainque <hainque@adacore.com>
1557 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
1558 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
1559 __dso_handle explicitly here.
1561 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1564 * c-typeck.c (build_binary_op): Encapsulate code into...
1565 * c-common.c (shorten_binary_op): ...this new function.
1566 (conversion_warning): Use the new function. Handle non-negative
1567 constant in bitwise-and.
1568 * c-common.h (shorten_binary_op): Declare.
1570 2008-07-30 Olivier Hainque <hainque@adacore.com>
1572 * scan.c (make_sstring_space): Add explicit conversions of
1573 allocator's return value.
1574 * fix-header.c (recognized_function): Likewise.
1576 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1578 * doc/cpp.texi: Update to GFDL 1.2.
1579 * doc/gcc.texi: Do not list GPL as Invariant Section.
1580 * doc/gccint.texi: Likewise. Update copyright years.
1581 * doc/install.texi: Update copyright years.
1583 2008-07-30 Alan Modra <amodra@bigpond.net.au>
1586 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
1587 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
1589 2008-07-29 Jan Hubicka <jh@suse.cz>
1591 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
1592 (grokdeclarator): Likewise.
1593 * langhooks.c (lhd_warn_unused_global_decl): Use
1594 DECL_DECLARED_INLINE_P.
1595 * print-tree.c (print_node): Remove DECL_INLINE check.
1597 2008-07-29 Richard Guenther <rguenther@suse.de>
1599 PR tree-optimization/36945
1600 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
1601 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
1602 Record invariant addresses un-decomposed.
1603 (copy_reference_ops_from_call): Record reference call
1604 arguments properly. Simplify.
1605 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
1606 helper split out from ...
1607 (create_component_ref_by_pieces): ... here. Simplify.
1608 Prepare for recursive invocation for call arguments.
1609 (create_expression_by_pieces): Adjust call to
1610 create_component_ref_by_pieces.
1611 (compute_avail): Process operand 2 of reference ops.
1613 2008-07-29 Richard Guenther <rguenther@suse.de>
1615 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
1617 2008-07-29 Jakub Jelinek <jakub@redhat.com>
1619 * c-format.c (check_format_types): Revert unwanted checkin.
1621 2008-07-29 Jan Hubicka <jh@suse.cz>
1623 * flags.h (flag_really_no_inline): Remove.
1624 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
1625 * toplev.c (flag_really_no_inline): Remove.
1626 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
1627 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
1628 (cgraph_decide_inlining_incrementally): Likewise.
1629 (compute_inline_parameters): Likewise.
1630 * opts.c (decode_options): Simplify.
1631 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
1632 * common.opt (finline): Initialize to 1.
1633 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
1635 2008-07-29 Jan Hubicka <jh@suse.cz>
1637 * predict.c (always_optimize_for_size_p): New function.
1638 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1639 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1640 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
1642 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
1643 * function.c (prepare_function_start): Set default profile.
1644 * function.h (rtl_data): Add maybe_hot_insn_p.
1645 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
1646 (construct_exit_block): Likewise.
1647 (tree_expand_cfg): Likewise.
1649 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1650 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1651 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1652 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
1655 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1658 * c-decl.c (merge_decls): Merge USED flags.
1660 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1662 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
1663 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
1664 next_stack, lab_false and lab_over trees.
1666 2008-07-28 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/36957
1669 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
1670 (useless_type_conversion_p): Remove.
1671 (types_compatible_p): Remove.
1672 * gimple.h (tree_ssa_useless_type_conversion): Declare.
1673 (useless_type_conversion_p): Declare.
1674 (types_compatible_p): Declare.
1675 (gimple_expr_type): Return the base type only if it is
1676 trivially convertible to the subtype.
1678 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
1680 * configure.ac: Use the m4_do macro to concatenate the warnings into
1681 one string in ACX_PROG_CC_WARNING_OPTS,
1682 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
1683 * configure: Regenerate.
1685 2008-07-28 Richard Guenther <rguenther@suse.de>
1687 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
1688 (insert_fake_stores): Remove.
1689 (realify_fake_stores): Likewise.
1690 (execute_pre): Remove dead code.
1691 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
1692 (find_func_aliases): Deal with it here instead.
1693 Re-enable gcc_unreachable call.
1695 2008-07-28 Richard Guenther <rguenther@suse.de>
1697 Merge from gimple-tuples-branch.
1699 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
1700 * gimple.def: New file.
1701 * gsstruct.def: Likewise.
1702 * gimple-iterator.c: Likewise.
1703 * gimple-pretty-print.c: Likewise.
1704 * tree-gimple.c: Removed. Merged into ...
1705 * gimple.c: ... here. New file.
1706 * tree-gimple.h: Removed. Merged into ...
1707 * gimple.h: ... here. New file.
1709 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
1710 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
1711 --enable-checking=gimple flag.
1712 * config.in: Likewise.
1713 * configure: Regenerated.
1715 * tree-ssa-operands.h: Tuplified.
1716 * tree-vrp.c: Likewise.
1717 * tree-loop-linear.c: Likewise.
1718 * tree-into-ssa.c: Likewise.
1719 * tree-ssa-loop-im.c: Likewise.
1720 * tree-dump.c: Likewise.
1721 * tree-complex.c: Likewise.
1722 * cgraphbuild.c: Likewise.
1723 * tree-ssa-threadupdate.c: Likewise.
1724 * tree-ssa-loop-niter.c: Likewise.
1725 * tree-pretty-print.c: Likewise.
1726 * tracer.c: Likewise.
1727 * gengtype.c: Likewise.
1728 * tree-loop-distribution.c: Likewise.
1729 * tree-ssa-loop-unswitch.c: Likewise.
1730 * cgraph.c: Likewise.
1731 * cgraph.h: Likewise.
1732 * tree-ssa-loop-manip.c: Likewise.
1733 * value-prof.c: Likewise.
1734 * tree-ssa-loop-ch.c: Likewise.
1735 * tree-tailcall.c: Likewise.
1736 * value-prof.h: Likewise.
1739 * tree-pass.h: Likewise.
1740 * ipa-cp.c: Likewise.
1741 * tree-scalar-evolution.c: Likewise.
1742 * tree-scalar-evolution.h: Likewise.
1743 * target.h: Likewise.
1744 * lambda-mat.c: Likewise.
1745 * tree-phinodes.c: Likewise.
1746 * diagnostic.h: Likewise.
1747 * builtins.c: Likewise.
1748 * tree-ssa-alias-warnings.c: Likewise.
1749 * cfghooks.c: Likewise.
1750 * fold-const.c: Likewise.
1751 * cfghooks.h: Likewise.
1752 * omp-low.c: Likewise.
1753 * tree-ssa-dse.c: Likewise.
1754 * ipa-reference.c: Likewise.
1755 * tree-ssa-uncprop.c: Likewise.
1756 * toplev.c: Likewise.
1757 * tree-gimple.c: Likewise.
1758 * tree-gimple.h: Likewise.
1759 * tree-chrec.c: Likewise.
1760 * tree-chrec.h: Likewise.
1761 * tree-ssa-sccvn.c: Likewise.
1762 * tree-ssa-sccvn.h: Likewise.
1763 * cgraphunit.c: Likewise.
1764 * tree-ssa-copyrename.c: Likewise.
1765 * tree-ssa-ccp.c: Likewise.
1766 * tree-ssa-loop-ivopts.c: Likewise.
1767 * tree-nomudflap.c: Likewise.
1768 * tree-call-cdce.c: Likewise.
1769 * ipa-pure-const.c: Likewise.
1770 * c-format.c: Likewise.
1771 * tree-stdarg.c: Likewise.
1772 * tree-ssa-math-opts.c: Likewise.
1773 * tree-ssa-dom.c: Likewise.
1774 * tree-nrv.c: Likewise.
1775 * tree-ssa-propagate.c: Likewise.
1776 * ipa-utils.c: Likewise.
1777 * tree-ssa-propagate.h: Likewise.
1778 * tree-ssa-alias.c: Likewise.
1779 * gimple-low.c: Likewise.
1780 * tree-ssa-sink.c: Likewise.
1781 * ipa-inline.c: Likewise.
1782 * c-semantics.c: Likewise.
1783 * dwarf2out.c: Likewise.
1785 * tree-ssa-loop-ivcanon.c: Likewise.
1786 * predict.c: Likewise.
1787 * tree-ssa-loop.c: Likewise.
1788 * tree-parloops.c: Likewise.
1789 * tree-ssa-address.c: Likewise.
1790 * tree-ssa-ifcombine.c: Likewise.
1791 * matrix-reorg.c: Likewise.
1792 * c-decl.c: Likewise.
1793 * tree-eh.c: Likewise.
1794 * c-pretty-print.c: Likewise.
1795 * lambda-trans.c: Likewise.
1796 * function.c: Likewise.
1797 * langhooks.c: Likewise.
1798 * ebitmap.h: Likewise.
1799 * tree-vectorizer.c: Likewise.
1800 * function.h: Likewise.
1801 * langhooks.h: Likewise.
1802 * tree-vectorizer.h: Likewise.
1803 * ipa-type-escape.c: Likewise.
1804 * ipa-type-escape.h: Likewise.
1805 * domwalk.c: Likewise.
1806 * tree-if-conv.c: Likewise.
1807 * profile.c: Likewise.
1808 * domwalk.h: Likewise.
1809 * tree-data-ref.c: Likewise.
1810 * tree-data-ref.h: Likewise.
1811 * tree-flow-inline.h: Likewise.
1812 * tree-affine.c: Likewise.
1813 * tree-vect-analyze.c: Likewise.
1814 * c-typeck.c: Likewise.
1815 * gimplify.c: Likewise.
1816 * coretypes.h: Likewise.
1817 * tree-ssa-phiopt.c: Likewise.
1818 * calls.c: Likewise.
1819 * tree-ssa-coalesce.c: Likewise.
1820 * tree.def: Likewise.
1821 * tree-dfa.c: Likewise.
1822 * except.c: Likewise.
1823 * except.h: Likewise.
1824 * cfgexpand.c: Likewise.
1825 * tree-cfgcleanup.c: Likewise.
1826 * tree-ssa-pre.c: Likewise.
1827 * tree-ssa-live.c: Likewise.
1828 * tree-sra.c: Likewise.
1829 * tree-ssa-live.h: Likewise.
1830 * tree-predcom.c: Likewise.
1831 * lambda.h: Likewise.
1832 * tree-mudflap.c: Likewise.
1833 * ipa-prop.c: Likewise.
1834 * print-tree.c: Likewise.
1835 * tree-ssa-copy.c: Likewise.
1836 * ipa-prop.h: Likewise.
1837 * tree-ssa-forwprop.c: Likewise.
1838 * ggc-page.c: Likewise.
1839 * c-omp.c: Likewise.
1840 * tree-ssa-dce.c: Likewise.
1841 * tree-vect-patterns.c: Likewise.
1842 * tree-ssa-ter.c: Likewise.
1843 * tree-nested.c: Likewise.
1844 * tree-ssa.c: Likewise.
1845 * lambda-code.c: Likewise.
1846 * tree-ssa-loop-prefetch.c: Likewise.
1847 * tree-inline.c: Likewise.
1848 * tree-inline.h: Likewise.
1849 * tree-iterator.c: Likewise.
1850 * tree-optimize.c: Likewise.
1851 * tree-ssa-phiprop.c: Likewise.
1852 * tree-vect-transform.c: Likewise.
1853 * tree-object-size.c: Likewise.
1854 * tree-outof-ssa.c: Likewise.
1855 * cfgloop.c: Likewise.
1856 * system.h: Likewise.
1857 * tree-profile.c: Likewise.
1858 * cfgloop.h: Likewise.
1859 * c-gimplify.c: Likewise.
1860 * c-common.c: Likewise.
1861 * tree-vect-generic.c: Likewise.
1862 * tree-flow.h: Likewise.
1863 * c-common.h: Likewise.
1864 * basic-block.h: Likewise.
1865 * tree-ssa-structalias.c: Likewise.
1866 * tree-switch-conversion.c: Likewise.
1867 * tree-ssa-structalias.h: Likewise.
1868 * tree-cfg.c: Likewise.
1869 * passes.c: Likewise.
1870 * ipa-struct-reorg.c: Likewise.
1871 * ipa-struct-reorg.h: Likewise.
1872 * tree-ssa-reassoc.c: Likewise.
1873 * cfgrtl.c: Likewise.
1874 * varpool.c: Likewise.
1876 * tree-ssanames.c: Likewise.
1877 * tree-ssa-threadedge.c: Likewise.
1878 * langhooks-def.h: Likewise.
1879 * tree-ssa-operands.c: Likewise.
1880 * config/alpha/alpha.c: Likewise.
1881 * config/frv/frv.c: Likewise.
1882 * config/s390/s390.c: Likewise.
1883 * config/m32c/m32c.c: Likewise.
1884 * config/m32c/m32c-protos.h: Likewise.
1885 * config/spu/spu.c: Likewise.
1886 * config/sparc/sparc.c: Likewise.
1887 * config/i386/i386.c: Likewise.
1888 * config/sh/sh.c: Likewise.
1889 * config/xtensa/xtensa.c: Likewise.
1890 * config/stormy16/stormy16.c: Likewise.
1891 * config/ia64/ia64.c: Likewise.
1892 * config/rs6000/rs6000.c: Likewise.
1893 * config/pa/pa.c: Likewise.
1894 * config/mips/mips.c: Likewise.
1896 2008-07-28 Simon Baldwin <simonb@google.com>
1898 * c-pragma.c (handle_pragma_message): New function.
1899 (init_pragma): Register handle_pragma_message.
1900 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
1903 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
1905 PR tree-optimization/35252
1906 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
1907 REALPART_EXPR to be considered as same load operation.
1909 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
1911 PR tree-optimization/36830
1912 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
1913 (expressions_equal_p): Return false if only one operand is null.
1915 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
1917 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
1918 version requirements.
1920 2008-07-26 Olivier Hainque <hainque@adacore.com>
1922 * collect2.c (symkind): New enum. Symbol kinds we care about.
1923 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
1924 code and head comment accordingly.
1925 (scan_prog_file): Use symkind names instead of bare integers.
1927 2008-07-25 Jan Hubicka <jh@suse.cz>
1929 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
1931 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
1932 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
1933 * dojump.c (clear_pending_stack_adjust): Likewise.
1934 * print-tree.c (print_node): Ignore DECL_INLINE.
1935 * tree-inline.c (inlinable_function_p): Likewise.
1937 2008-07-25 Michael Meissner <gnu@the-meissners.org>
1939 * doc/extend.texi (hot attribute): Document that the hot attribute
1940 turns on -O3 for some ports.
1941 (cold attribute): Document that the cold attribute turns on -Os
1944 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
1945 reflect function specific option support.
1947 * target.h (struct target_option_hooks): Add fields to say whether
1948 the cold attribute implies -Os and the hot attribute implies -O3.
1950 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
1951 By default, do not turn on -Os for cold functions.
1952 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
1953 not turn on -O3 for hot functions.
1955 * c-common.c (handle_hot_attribute): Use target hook to determine
1956 if hot functions should enable -O3.
1957 (handle_cold_attribute): Use target hook to determine if cold
1958 functions should enable -Os.
1960 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
1961 (override_options): Move disable scheduling to
1962 optimization_options.
1963 (optimization_options): Disable scheduling here, not
1965 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1966 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1968 * config/ia64/ia64.c (ia64_override_options): Move setting
1969 scheduling flags to ia64_optimization_options.
1970 (ia64_optimization_options): Disable scheduling options here, and
1971 not in ia64_override_options.
1972 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1973 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1975 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
1978 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
1980 2008-07-25 Martin Jambor <mjambor@suse.cz>
1982 PR tree-optimization/36926
1983 * ipa-prop.c (ipa_analyze_call_uses): Call
1984 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
1986 2008-07-25 Joseph Myers <joseph@codesourcery.com>
1988 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1989 movv2si_internal): Add mem = reg alternative.
1991 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
1994 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
1995 DEFAULT_PCC_STRUCT_RETURN to 127.
1997 2008-07-24 Jan Hubicka <jh@suse.cz>
1999 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2000 (build_cgraph_edges): Likewise.
2001 * cgraph.c (cgraph_node): Do not update assembler hash.
2002 (cgraph_remove_node): Drop non-unit-at-a-time code.
2003 * tree-pass.h (pass_O0_always_inline): Remove.
2004 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2005 * toplev.c (process_options): Flag unit-at-a-time does not imply
2007 * cgraphunit.c: Update comments.
2008 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2009 (cgraph_assemble_pending_functions): Remove.
2010 (cgraph_reset_node): Drop non-unit-at-a-time code.
2011 (cgraph_finalize_function): Likewise.
2012 (cgraph_analyze_function): Likewise.
2013 (cgraph_finalize_compilation_unit): Likewise.
2014 (cgraph_expand_function): Likewise.
2015 (cgraph_optimize): Likesise.
2016 (save_inline_function_body): Likewise.
2017 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2018 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2019 * ipa-inline.c: Update comments.
2020 (enum inlining_mode): remove INLINE_SPEED.
2021 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2022 (cgraph_mark_inline_edge): Likewise.
2023 (try_inline): Likewise.
2024 (cgraph_decide_inlining_incrementally): Likewise.
2025 (cgraph_gate_inlining): Remove.
2026 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2027 (cgraph_gate_early_inlining): Likewise.
2028 (gate_inline_passes): Remove.
2029 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2030 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2031 pass_O0_always_inline): Remove.
2032 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2033 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2034 * opts.c (no_unit_at_a_time_default): Remove.
2035 (decode_options): Remove flag_unit_at_a_time reset and warning.
2036 * opts.h (no_unit_at_a_time_default): Remove.
2037 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2038 early in GNU dialect.
2039 (merge_decls): Update comment; drop unit-at-a-time check.
2040 (finish_decl): Likewise.
2041 (grok_declaration): Remove flag_inline_trees code.
2042 (finish_functions): Return on function returning non-void on all
2044 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2045 * cfgexpand.c (expand_one_static_var): Remove.
2046 (expand_one_var): Remove expand_one_static_var call.
2047 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2048 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2049 and flag_unit_at_a-time compatibility checks.
2050 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2051 * tree-inline.c (flag_inline_trees): Remove.
2052 (inlinable_function_p): Don't check it.
2053 (expand_call_inline): Remove non-unit-at-a-time code.
2054 * tree-inline.h (flag_inline_trees): Remove.
2055 * tree-optimize.c (execute_early_local_optimizations): Remove
2056 unit-at-a-time checks.
2057 (tree_rest_of_compilation): Likewise.
2058 * combine.c (setup_incoming_promotions): Likewise.
2059 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2060 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2061 * passes.c (pass_inline_parameters): Update comments; remove
2062 O0_alwaysinline pass.
2063 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2064 (execute_one_pass): Likewise.
2065 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2066 (ix86_function_sseregparm): Likewise.
2067 * arm.c (arm_function_in_section_p): Likewise.
2068 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2069 * varpool.c: Update comments.
2070 (decide_is_variable_needed): Remove unit-at-a-time checks.
2071 (varpool_finalize_decl): Likewise.
2073 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2075 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2077 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2079 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2081 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2082 imp symbol extension.
2084 2008-07-23 Ian Lance Taylor <iant@google.com>
2086 * tree-vrp.c (infer_value_range): Ignore asm statements when
2087 looking for memory accesses for -fdelete-null-pointer-checks.
2089 2008-07-24 Ben Elliston <bje@au.ibm.com>
2091 * config/spu/spu-c.c (__vector_keyword): New variable.
2092 (vector_keyword): Likewise.
2093 (spu_categorize_keyword): New function.
2094 (spu_macro_to_expand): Likewise.
2095 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2096 compiling an ISO C dialect.
2098 2008-07-24 Ben Elliston <bje@au.ibm.com>
2100 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2103 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2105 * configure: Regenerate.
2106 * configure.ac: Require texinfo 4.7.
2107 * doc/install.texi: Document texinfo 4.7 requirement.
2109 2008-07-23 Martin Jambor <mjambor@suse.cz>
2111 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2112 rather than for DECL_SAVED_TREE.
2113 * ipa-prop.c: Include diagnostic.h.
2114 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2116 (ipa_detect_param_modifications): Function rewritten from scratch.
2117 (ipa_compute_jump_functions): Changed accesses to modification flags.
2118 (ipa_free_node_params_substructures): Update flags destruction.
2119 (ipa_node_duplication_hook): Update flags duplication.
2120 (ipa_print_all_params_modified): Updated flag access.
2121 * ipa-prop.h (struct ipa_param_flags): New structure.
2122 (struct ipa_node_params): New field modification_analysis_done,
2123 modified_flags changed into param_flags.
2124 (ipa_is_ith_param_modified): Changed to use new flags.
2125 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2127 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2128 ipa-cp.c and split into two functions.
2129 (ipa_print_node_jump_functions): New function.
2130 (compute_scalar_jump_functions): New function.
2131 (type_like_member_ptr_p): New function.
2132 (compute_pass_through_member_ptrs): New function.
2133 (fill_member_ptr_cst_jump_function): New function.
2134 (determine_cst_member_ptr): New function.
2135 (compute_cst_member_ptr_arguments): New function.
2136 (ipa_compute_jump_functions): Complete rewrite.
2137 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2138 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2139 (struct ipa_member_ptr_cst): New structure.
2140 (union jump_func_value): New field member_cst.
2141 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2142 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2143 jump function types.
2144 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2145 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2146 instead of ipcp_print_all_jump_functions.
2147 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2148 only for replacable scalars.
2150 * doc/invoke.texi (Optimize options): Add description of
2151 -findirect-inlining.
2152 * common.opt (flag_indirect_inlining): New flag.
2153 * opts.c (decode_options): Set flag_indirect_inlining when
2156 * ipa-inline.c: Include ipa-prop.h.
2157 (inline_indirect_intraprocedural_analysis): New function.
2158 (inline_generate_summary): Allocate parameter and argument info
2159 structures, call inline_indirect_intraprocedural_analysis on each
2160 node when doing indirect inlining and deallocate indirect inlining
2161 data structures in the end.
2162 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2163 (free_all_ipa_structures_after_iinln): New function.
2164 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2166 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2168 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2169 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2170 of computing the frequency separately.
2171 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2172 of computing the frequency separately.
2173 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2174 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2175 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2176 (ipa_get_stmt_member_ptr_load_param): New function.
2177 (ipa_is_ssa_with_stmt_def): New function.
2178 (ipa_note_param_call): New function.
2179 (ipa_analyze_call_uses): New function.
2180 (ipa_analyze_stmt_uses): New function.
2181 (ipa_analyze_params_uses): New function.
2182 (ipa_free_node_params_substructures): Also free the param_calls linked
2184 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2185 (ipa_print_node_param_flags): New function.
2186 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2187 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2188 * ipa-prop.h (struct ipa_param_flags): New field called.
2189 (struct ipa_param_call_note): New structure.
2190 (struct ipa_node_params): New fields param_calls and
2192 (ipa_is_ith_param_called): New function.
2193 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2194 ipa_analyze_params_uses and dump parameter flags.
2196 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2197 ipa_propagate_indirect_call_infos if performing indirect inlining,
2198 pass a new parameter new_edges to it.
2199 (add_new_edges_to_heap): New fucntion.
2200 (cgraph_decide_inlining_of_small_functions): New vector
2201 new_indirect_edges for newly found indirect edges , call
2202 ipa_propagate_indirect_call_infos after inlining.
2203 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2204 inlining if performing indirect inlining. Call
2205 free_all_ipa_structures_after_iinln when doing so too.
2206 (inline_generate_summary): Do not call
2207 free_all_ipa_structures_after_iinln here.
2208 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2209 (print_edge_addition_message): New function.
2210 (update_call_notes_after_inlining): New function.
2211 (propagate_info_to_inlined_callees): New function.
2212 (ipa_propagate_indirect_call_infos): New function.
2213 * ipa-prop.h: Include cgraph.h
2214 (struct ipa_param_call_note): Fields reordered, new field processed.
2215 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2217 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2218 rediscovered call statements.
2219 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2220 (dump_cgraph_node): Dump also the indirect_call flag.
2221 (cgraph_clone_edge): Copy also the indirect_call flag.
2222 * tree-inline.c (copy_bb): Do not check for fndecls from call
2223 expressions, check for edge availability when moving clones.
2224 (get_indirect_callee_fndecl): New function.
2225 (expand_call_inline): If callee declaration is not apprent from
2226 the statement, try calling get_indirect_callee_fndecl. Do not
2227 issue warnings or call sorry when not inlinings an indirect edge.
2228 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2230 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2231 bit more frandly to matching.
2232 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2233 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2234 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2236 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2239 * opth-gen.awk: Suppress function specific features when building
2241 * optc-gen.awk: Ditto.
2243 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2246 * diagnostic.c (pedwarn): Add opt parameter.
2248 * c-tree.h (pedwarn_init): Add opt parameter.
2249 (pedwarn_c90): Likewise.
2250 (pedwarn_c99): Likewise.
2251 * c-errors.c (pedwarn_c99): Likewise.
2252 (pedwarn_c90): Likewise.
2253 * toplev.h (pedwarn): Update declaration.
2254 (pedwarn0): Declare.
2255 * c-lex.c: All calls to pedwarn changed.
2256 * builtins.c: All calls to pedwarn changed.
2257 * toplev.c: All calls to pedwarn changed.
2258 * c-decl.c: All calls to pedwarn changed.
2259 * c-typeck.c: All calls to pedwarn changed.
2260 * c-common.c: All calls to pedwarn changed.
2261 * c-parser.c: All calls to pedwarn changed.
2263 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2264 Karthik Kumar <karthikkumar@gmail.com>
2266 * attribs.c (file scope): Include c-common.h.
2267 (decl_attributes): Add support for #pragma GCC optimize and
2270 * targhooks.c (default_can_inline_p): New function that is the
2271 default for the TARGET_CAN_INLINE_P target hook.
2273 * targhooks.h (default_can_inline_p): Add declaration.
2275 * tree.c (cl_optimization_node): New static tree for building
2276 OPTIMIZATION_NODE tree.
2277 (cl_target_option_node): New static tree for building
2278 TARGET_OPTION_NODE tree.
2279 (cl_option_hash_table): New hash table for hashing
2280 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2281 (cl_option_hash_hash): New function to provide the hash value for
2282 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2283 (cl_option_hash_eq): New function to provide an equality test for
2284 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2285 (tree_code_size): Add support for OPTIMIZATION_NODE and
2286 TARGET_OPTION_NODE trees.
2287 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2288 TARGET_OPTION_NODE trees.
2289 (build_optimization_node): Build a tree that has all of the
2290 current optimization options.
2291 (build_target_option_node): Build a tree that has the target
2292 options that might be changed on a per function basis.
2294 * tree.h (file scope): Include options.h.
2295 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2296 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2297 (TREE_OPTIMIZATION): Ditto.
2298 (TREE_TARGET_SPECIFIC): Ditto.
2299 (struct tree_function_decl): Add fields for remembering the
2300 current optimization options and target specific options.
2301 (struct tree_optimization_option): New tree variant that remembers
2302 the optimization options.
2303 (struct tree_target_option): New tree variant that remembers the
2304 target specific flags that might change for compiling a particular
2306 (union tree_node): Include tree_optimization_option and
2307 tree_target_option fields.
2308 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2309 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2310 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2311 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2312 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2313 optimization and target options.
2314 (optimization_default_node): New macro to refer to global_trees
2316 (optimization_current_node): Ditto.
2317 (optimization_cold_node): Ditto.
2318 (optimization_hot_node): Ditto.
2319 (target_option_default_node): Ditto.
2320 (target_option_current_node): Ditto.
2321 (current_option_pragma): Ditto.
2322 (current_optimize_pragma): Ditto.
2324 * target.h (struct gcc_target): Add valid_option_attribute_p,
2325 target_option_save, target_option_restore, target_option_print,
2326 target_option_pragma_parse, and can_inline_p hooks.
2328 * toplev.h (parse_optimize_options): Add declaration.
2329 (fast_math_flags_struct_set_p): Ditto.
2331 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2332 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2335 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2336 tree_can_inline_p hook to see if one function can inline another.
2337 (cgraph_decide_inlining): Ditto.
2338 (cgraph_decide_inlining_incrementally): Ditto.
2340 * opts.c (decode_options): Add support for running multiple times
2341 to allow functions with different target or optimization options
2342 than was specified on the command line.
2343 (fast_math_flags_struct_set_p): New function that is similar to
2344 fast_math_flags_set_p, except it uses the values in the
2345 cl_optimization structure instead of global variables.
2347 * optc-gen.awk: Add support for TargetSave to allow a back end to
2348 declare new fields that need to be saved when using function
2349 specific options. Include flags.h and target.h in the options.c
2350 source. Add support for Save to indicate which options can be set
2351 for individual functions. Generate cl_optimize_save,
2352 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2353 cl_target_option_restore, cl_target_option_print functions to
2354 allow functions to use different optimization or target options.
2356 * opt-functions.awk (var_type_struct): Return the type used for
2357 storing the field in a structure.
2359 * opth-gen.awk: Add support for TargetSave to allow a back end to
2360 declare new fields that need to be saved when using function
2361 specific options. Add support for Save to indicate which options
2362 can be set for individual functions. Only generate one extern for
2363 Mask fields. Generate cl_optimization and cl_target_option
2364 structures to remember optimization and target options.
2366 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2367 collecting new tree nodes.
2368 (TS_TARGET_OPTION): Ditto.
2370 * c-decl.c (merge_decls): Merge function specific target and
2371 optimization options.
2373 * function.c (invoke_set_current_function_hook): If the function
2374 uses different optimization options, change the global variables
2377 * coretypes.h (struct cl_optimization): Add forward reference.
2378 (struct cl_target_option): Ditto.
2380 * c-pragma.c (option_stack): New static vector to remember the
2381 current #pragma GCC option stack.
2382 (handle_pragma_option): New function to support #pragma GCC option
2383 to change target options.
2384 (optimize_stack): New static vector to remember the current
2385 #pragma GCC optimize stack.
2386 (handle_pragma_optimize): New function to support #pragma GCC
2387 optimize to change optimization options.
2388 (init_pragma): Add support for #pragma GCC optimize and #pragma
2391 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2392 optimization options.
2393 (TARGET_OPTION_NODE): New tree code for remembering certain target
2396 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2397 TARGET_OPTION_NODE trees.
2399 * common.opt (-O): Add Optimization flag.
2401 (-fmath-errno): Ditto.
2402 (-falign-functions): Add UInteger flag to make sure flag gets full
2403 int in cl_optimization structure.
2404 (-falign-jumps): Ditto.
2405 (-falign-labels): Ditto.
2406 (-falign-loops): Ditto.
2407 (-fsched-stalled-insns): Ditto.
2408 (-fsched-stalled-insns-dep): Ditto.
2410 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2412 (TARGET_OPTION_SAVE): Ditto.
2413 (TARGET_OPTION_RESTORE): Ditto.
2414 (TARGET_OPTION_PRINT): Ditto.
2415 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2416 (TARGET_CAN_INLINE_P): Ditto.
2417 (TARGET_INITIALIZER): Add new hooks.
2419 * tree-inline.c (tree_can_inline_p): New function to determine
2420 whether one function can inline another. Check if the functions
2421 use compatible optimization options, and also call the backend
2424 * tree-inline.h (tree_can_inline_p): Add declaration.
2426 * c-common.c (c_common_attribute): Add support for option and
2427 optimize attributes.
2428 (handle_option_attribute): Add support for the option attribute to
2429 allow the user to specify different target options for compiling a
2431 (handle_optimize_attribute): Add support for the optimize
2432 attribute to allow the user to specify different optimization
2433 options for compiling a specific function.
2434 (handle_hot_attribute): Turn on -O3 optimization for this one
2435 function if it isn't the default optimization level.
2436 (handle_cold_attribute): Turn on -Os optimization for this one
2437 function if it insn't the default optimization.
2438 (const_char_p): New const char * typedef.
2439 (optimize_args): New static vector to remember the optimization
2441 (parse_optimize_options): New function to set up the optimization
2442 arguments from either the optimize attribute or #pragma GCC optimize.
2444 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2445 (builtin_define_std): Ditto.
2447 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2448 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2449 (x86_64-*-*): Ditto.
2451 * Makefile.in (TREE_H): Add options.h.
2452 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2454 * doc/extend.texi (option attribute): Document new attribute.
2455 (optimize attribute): Ditto.
2456 (hot attribute): Document hot attribute sets -O3.
2457 (cold attribute): Document cold attribute sets -Os.
2458 (#pragma GCC option): Document new pragma.
2459 (#pragma GCC optimize): Ditto.
2461 * doc/options.texi (TargetSave): Document TargetSave syntax.
2462 (UInteger): Document UInteger must be used for certain flags.
2463 (Save): Document Save option to create target specific options
2464 that can be saved/restored on a function specific context.
2466 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2467 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2469 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2470 (TARGET_OPTION_SAVE): Ditto.
2471 (TARGET_OPTION_RESTORE): Ditto.
2472 (TARGET_OPTION_PRINT): Ditto.
2473 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2474 (TARGET_CAN_INLINE_P): Ditto.
2476 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2478 (-mfpmath=both): Ditto.
2480 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2481 Karthik Kumar <karthikkumar@gmail.com>
2483 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2484 (TARGET_POPCNT): Ditto.
2485 (TARGET_SAHF): Ditto.
2486 (TARGET_AES): Ditto.
2487 (TARGET_PCLMUL): Ditto.
2488 (TARGET_CMPXCHG16B): Ditto.
2489 (TARGET_RECIP): Move switch into target_flags.
2490 (TARGET_FUSED_MADD): Ditto.
2491 (ix86_arch_features): Make an unsigned char type.
2492 (ix86_tune_features): Ditto.
2493 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2494 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2495 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2497 * config/i386/i386.opt (arch): New TargetSave field to define
2498 fields that need to be saved for function specific option support.
2501 (branch_cost): Ditto.
2502 (ix86_isa_flags_explicit): Ditto.
2503 (tune_defaulted): Ditto.
2504 (arch_specified): Ditto.
2505 (-m128-long-double): Add Save flag to save option for target
2506 specific option support.
2508 (-maccumulate-outgoing-args): Ditto.
2509 (-malign-double): Ditto.
2510 (-malign-stringops): Ditto.
2511 (-mfancy-math-387): Ditto.
2512 (-mhard-float): Ditto.
2514 (-minline-all-stringops): Ditto.
2515 (-minline-stringops-dynamically): Ditto.
2516 (-mms-bitfields): Ditto.
2517 (-mno-align-stringops): Ditto.
2518 (-mno-fancy-math-387): Ditto.
2519 (-mno-push-args): Ditto.
2520 (-mno-red-zone): Ditto.
2521 (-mpush-args): Ditto.
2522 (-mred-zone): Ditto.
2524 (-msseregparm): Ditto.
2525 (-mstack-arg-probe): Ditto.
2540 (-mrecip): Move flag into target_flags.
2542 (-mno-fused-madd): Ditto.
2543 (-mfused-madd): Ditto.
2544 (-mabm): Move flag into ix86_isa_flags.
2551 * config/i386/i386-c.c: New file for #pragma support.
2552 (ix86_target_macros_internal): New function to #define or #undef
2553 target macros based when the user uses the #pragma GCC option to
2554 change target options.
2555 (ix86_pragma_option_parse): New function to add #pragma GCC option
2557 (ix86_target_macros): Move defining the target macros here from
2558 TARGET_CPU_CPP_BUILTINS in i386.h.
2559 (ix86_register_pragmas): Register the #pragma GCC option hook. If
2560 defined, initialize any subtarget #pragmas.
2562 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2563 REGISTER_TARGET_PRAGMAS.
2565 * config/i386/t-i386: New file for x86 dependencies.
2566 (i386.o): Make dependencies mirror the include files used.
2567 (i386-c.o): New file, add dependencies.
2569 * config/i386/i386-protos.h (override_options): Add bool argument.
2570 (ix86_valid_option_attribute_tree): Add declaration.
2571 (ix86_target_macros): Ditto.
2572 (ix86_register_macros): Ditto.
2574 * config/i386/i386.c (ix86_tune_features): Move initialization of
2575 the target masks to initial_ix86_tune_features to allow functions
2576 to have different target options. Make type unsigned char,
2577 instead of unsigned int.
2578 (initial_ix86_tune_features): New static vector to hold processor
2579 masks for the tune variables.
2580 (ix86_arch_features): Move initialization of the target masks to
2581 initial_ix86_arch_features to allow functions to have different
2582 target options. Make type unsigned char, instead of unsigned int.
2583 (initial_ix86_arch_features): New static vector to hold processor
2584 masks for the arch variables.
2585 (enum ix86_function_specific_strings): New enum to describe the
2586 string options used for attribute((option(...))).
2587 (ix86_target_string): New function to return a string that
2588 describes the target options.
2589 (ix86_debug_options): New function to print the current options in
2591 (ix86_function_specific_save): New function hook to save the
2592 function specific global variables in the cl_target_option structure.
2593 (ix86_function_specific_restore): New function hook to restore the
2594 function specific variables from the cl_target_option structure to
2595 the global variables.
2596 (ix86_function_specific_print): New function hook to print the
2597 target specific options in the cl_target_option structure.
2598 (ix86_valid_option_attribute_p): New function hook to validate
2599 attribute((option(...))) arguments.
2600 (ix86_valid_option_attribute_tree): New function that is common
2601 code between attribute((option(...))) and #pragma GCC option
2602 support that parses the options and returns a tree holding the options.
2603 (ix86_valid_option_attribute_inner_p): New helper function for
2604 ix86_valid_option_attribute_tree.
2605 (ix86_can_inline_p): New function hook to decide if one function
2606 can inline another on a target specific basis.
2607 (ix86_set_current_function); New function hook to switch target
2608 options if the user used attribute((option(...))) or #pragma GCC
2610 (ix86_tune_defaulted): Move to static file scope from
2612 (ix86_arch_specified): Ditto.
2613 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
2615 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
2616 (OPTION_MASK_ISA_ABM_SET): Ditto.
2617 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
2618 (OPTION_MASK_ISA_CX16_SET): Ditto.
2619 (OPTION_MASK_ISA_SAHF_SET): Ditto.
2620 (OPTION_MASK_ISA_AES_UNSET): Ditto.
2621 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
2622 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
2623 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
2624 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
2625 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
2626 (struct ptt): Move to static file scope from override_options.
2627 (processor_target_table): Ditto.
2629 (ix86_handle_option): Add support for options that are now isa options.
2630 (override_options): Add support for declaring functions that
2631 support different target options than were specified on the
2632 command line. Move struct ptt, processor_target_table, cpu_names,
2633 ix86_tune_defaulted, ix86_arch_specified to static file scope.
2634 Add bool argument. Fix up error messages so the appropriate error
2635 is given for either command line or attribute.
2636 (ix86_previous_fndecl): New static to remember previous function
2637 declaration to see if we need to change target options.
2638 (ix86_builtins_isa): New array to record the ISA of each builtin
2640 (def_builtin): Always create the builtin function, even if the
2641 current ISA doesn't support it.
2642 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
2643 tests for those builtins.
2644 (ix86_init_builtins): Remove TARGET_MMX test for calling
2645 ix86_init_mmx_sse_builtins.
2646 (ix86_expand_builtin): If the current ISA doesn't support a given
2647 builtin, signal an error.
2648 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
2649 (TARGET_SET_CURRENT_FUNCTION): Ditto.
2650 (TARGET_OPTION_SAVE): Ditto.
2651 (TARGET_OPTION_RESTORE): Ditto.
2652 (TARGET_OPTION_PRINT): Ditto.
2653 (TARGET_CAN_INLINE_P): Ditto.
2655 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
2657 * c-typeck.c (build_external_ref): Don't call assemble_external.
2658 * final.c (output_operand): Call assemble_external.
2660 2008-07-21 DJ Delorie <dj@redhat.com>
2662 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
2663 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2665 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2667 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
2668 original insn and splitter contents into ...
2669 ("*div<mode>3_fast"): ... this new pattern. Enable only if
2670 flag_unsafe_math_optimizations. Add dummy scratch register.
2671 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
2672 !flag_unsafe_math_optimizations. Returns number with next
2673 highest magnitude if this is still less or equal to the true
2674 quotient in magnitude.
2676 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
2678 * Makefile.in: Replace toplev.h with TOPLEV_H.
2679 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
2680 * c-lex.c (fe_file_change): Don't set in_system_header.
2681 * c-parser.c (c_token): Remove in_system_header.
2682 (c_lex_one_token): Don't set in_system_header.
2683 (c_parser_set_source_position_from_token): Don't set in_system_header.
2684 * diagnostic.c (diagnostic_report_diagnostic): Use location from
2687 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
2688 * flags.h (in_system_header): Remove.
2689 * function.c (saved_in_system_header): Remove.
2690 (push_cfun): Don't set in_system_header.
2691 (pop_cfun): Don't set in_system_header.
2692 (push_struct_function): Don't set in_system_header.
2693 * input.h (expanded_location): Add sysp.
2694 (in_system_header_at): New.
2695 (in_system_header): New.
2696 * toplev.c (in_system_header): Remove.
2697 * toplev.h: Include input.h
2699 * tree-cfg.c (execute_warn_function_return): Call warning_at.
2700 * tree-ssa.c (warn_uninit): Call warning_at.
2701 (warn_uninitialized_var): Update calls to warn_uninit.
2702 (warn_uninitialized_phi): Update calls to warn_uninit.
2703 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
2704 (expand_location): Initialize xloc.sysp.
2705 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
2706 (tree_decl_with_vis): Remove in_system_header_flag.
2708 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
2711 * recog.c (asm_operand_ok): Change the order of the extra
2712 memory constraint checks.
2714 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2717 * tree-switch-conversion.c (build_one_array): Call
2718 varpool_mark_needed_node and varpool_finalize_decl
2719 instead of assemble_variable.
2721 2008-07-19 Jan Hubicka <jh@suse.cz>
2723 * cgraph.c (cgraph_add_new_function): Do early local passes.
2724 * tree-nrv.c (gate_pass_return_slot): New gate.
2725 (pass_nrv): Add the gate.
2726 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
2728 (coalesce_ssa_name): Coalesce SSA names.
2729 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
2730 not optimizing so unused user vars remains visible.
2731 * common.opt (flag_tree_ter): Always enable by default.
2732 * tree-ssa-ter.c: Include flags.h
2733 (is_replaceable_p): Check that locations match; when aliasing is missing
2734 be conservative about loads.
2735 * tree-optimize.c (gate_init_datastructures): Remove.
2736 (pass_init_datastructures): New.
2737 * passes.c: Reorder passes so we always go into SSA.
2739 2008-07-19 Jan Hubicka <jh@suse.cz>
2741 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
2742 * doc/invoke.texi (--combine): Likewise.
2743 (-finline-functions-called-once): Update levels when enabled.
2744 (-funit-at-a-time): Document new behaviour.
2745 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
2746 -fno-section-anchors when disabled explicitly.
2747 (inline params): They are not ignored now.
2748 (precompiled headers): Remove unit-at-a-time as being incompatible.
2749 * opts.c (decode_options): Handle unit-at-a-time as alias;
2750 imply -fno-section-anchors when toplevel reorder is disabled
2752 * common.opt (ftoplevel-reorder): Set default value to 2.
2753 (funit-at-a-time): Set default value to 1.
2754 * config/rs6000/rs6000.c (optimization_options): Set section anchors
2757 2008-07-19 Jan Hubicka <jh@suse.cz>
2759 * builtins.c (expand_builtin_int_roundingfn,
2760 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
2763 2008-07-19 Richard Guenther <rguenther@suse.de>
2766 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
2767 * tree-ssa-sccvn.c (get_constant_value_id): New function.
2768 * tree-ssa-pre.c (get_expr_value_id): For newly created
2769 constant value-ids make sure to add the expression to its
2772 2008-07-19 Jakub Jelinek <jakub@redhat.com>
2775 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
2776 return value of the builtin is ignored.
2778 2008-07-19 Olivier Hainque <hainque@adacore.com>
2780 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
2781 bits, a C conformant malloc implementation has to provide.
2782 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
2784 2008-07-19 Joseph Myers <joseph@codesourcery.com>
2788 * reload.c (find_reloads_subreg_address): Only reload address if
2789 reloaded == 0, not for reloaded != 1.
2792 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2793 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2794 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2795 m32c_legitimize_reload_address.
2797 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2798 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2799 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2801 2008-07-19 Olivier Hainque <hainque@adacore.com>
2803 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
2804 argument, saying whether nested array are to be collapsed
2805 into a single array type DIE with multiple subscripts.
2806 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
2807 issues, centralize the nested array types collapsing control and
2808 disable the transformation for Ada.
2810 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
2813 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
2815 (x86_64_shift_adj_2): New expander.
2816 (x86_64_shift_adj_3): Ditto.
2817 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
2818 to split TImode operands.
2819 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
2820 (ix86_split_lshr): Ditto.
2822 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
2824 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
2825 and __CHAR32_TYPE__.
2826 * c-typeck.c (digest_init): Support char16_t and char32_t.
2827 (set_nonincremental_init_from_string): Idem.
2829 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2832 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
2833 PREFERRED_STACK_BOUNDARY.
2834 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2836 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2839 * function.c (locate_and_pad_parm): Cap boundary earlier.
2841 2008-07-17 Julian Brown <julian@codesourcery.com>
2843 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
2844 no-op for targets which don't use DLLs.
2846 2008-07-17 Martin Jambor <mjambor@suse.cz>
2848 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
2849 that nodes are relevant by examining the node->analyzed flag.
2850 (ipcp_init_stage): Check which nodes are relevant, assert that the
2851 relevant ones are also required.
2852 (ipcp_propagate_stage): Check on the side arrays are properly
2854 (ipcp_print_all_jump_functions): Make sure not to touch any node
2855 that is not analyzed or an edge that does not have a corresponding
2856 entry in the on-the-side vectors.
2857 (ipcp_function_scale_print): Likewise.
2858 (ipcp_update_callgraph): Check that the node is relevant.
2859 (ipcp_insert_stage): Check that the node is relevant. Check there is
2860 an info for every node and edge.
2861 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
2862 (ipa_print_all_tree_maps): Likewise and a new variable info.
2863 (ipa_print_all_params_modified): Likewise.
2864 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
2866 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
2869 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
2871 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
2873 PR rtl-optimization/36753
2874 * fwprop.c (use_killed_between): Don't shortcut
2875 single-definition global registers.
2877 2008-07-16 Jan Hubicka <jh@suse.cz>
2879 * cgraph.h (varpool_empty_needed_queue): Declare.
2880 * cgraphunit.c (output_in_order): Mark all variables as needed;
2882 * varpool.c (varpool_assemble_node): Update debug queue.
2883 (varpool_assemble_pending_decls): Don't do it here.
2884 (varpool_empty_needed_queue): New function.
2886 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2888 * recog.c (peephole2_optimize): Fix formatting.
2890 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2892 * c-pch.c (get_ident): Avoid C++ keywords.
2893 * combine-stack-adj.c (single_set_for_csa): Likewise.
2894 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
2895 output_asm_insn): Likewise.
2896 * reload.c (push_secondary_reload, find_reusable_reload,
2897 push_reload, combine_reloads, find_reloads,
2898 debug_reload_to_stream): Likewise.
2899 * reload.h (struct reload): Likewise.
2900 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
2901 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
2902 emit_output_reload_insns): Likewise.
2903 * targhooks.c (default_secondary_reload): Likewise.
2904 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
2906 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2908 * recog.c (validate_change_1, validate_change,
2909 validate_unshare_change, validate_replace_rtx_1, struct
2910 funny_match, constrain_operands, peephole2_optimize): Avoid C++
2912 * reload.c (push_secondary_reload, secondary_reload_class,
2913 scratch_reload_class, find_valid_class, find_reusable_reload,
2914 push_reload, find_dummy_reload, find_reloads_address_1,
2915 find_reloads_address_part, find_equiv_reg): Likewise.
2916 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
2917 choose_reload_regs): Likewise.
2918 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
2920 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2921 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2922 * sched-rgn.c (concat_INSN_LIST): Likewise.
2923 * stor-layout.c (mode_for_size, mode_for_size_tree,
2924 smallest_mode_for_size): Likewise.
2926 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2928 * cfg.c (dump_reg_info): Avoid C++ keywords.
2929 * dwarf2asm.c (dw2_force_const_mem,
2930 dw2_asm_output_encoded_addr_rtx): Likewise.
2931 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
2932 * expmed.c (expand_shift): Likewise.
2933 * global.c (find_reg): Likewise.
2934 * graph.c (draw_edge): Likewise.
2935 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
2936 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
2937 widen_clz, widen_bswap, expand_parity, expand_unop,
2938 emit_cmp_and_jump_insn_1): Likewise.
2939 * postreload.c (reload_cse_simplify_operands): Likewise.
2940 * ra.h (add_neighbor): Likewise.
2941 * reg-stack.c (remove_regno_note, change_stack): Likewise.
2942 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
2943 record_reg_classes, copy_cost, record_address_regs,
2944 invalid_mode_change_p): Likewise.
2945 * regrename.c (regrename_optimize, scan_rtx_reg,
2946 dump_def_use_chain, find_oldest_value_reg,
2947 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
2949 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2951 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
2952 MASK_POWERPC64 for power4 in previous commit.
2954 2008-07-16 Olivier Hainque <hainque@adacore.com>
2956 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
2957 instead of bare conversion to cast const-ness away.
2959 2008-07-16 Anatoly Sokolov <aesok@post.ru>
2961 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
2962 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
2963 * config/xtensa/xtensa.c (xtensa_function_value): New function.
2964 (TARGET_FUNCTION_VALUE): Define.
2966 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2968 * config/rs6000/rs6000.c (processor_target_table): Add
2969 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
2971 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2974 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2975 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2976 m32c_legitimize_reload_address.
2978 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
2980 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
2981 DECL_IN_SYSTEM_HEADER in sync.
2983 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
2985 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
2986 * tree-ssa-pre.c (pre_expr_eq): Ditto
2987 (get_constant_for_value_id): Take a type as an argument.
2988 (fully_constant_expression): Pass in type.
2989 (find_or_generate_expression): Short circuit constant case.
2990 (create_expression_by_pieces): Remove special casing of
2992 (do_regular_insertion): Short circuit constant case.
2993 (do_partial_partial_insertion): Ditto.
2995 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2998 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3000 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3002 * config/xtensa/libgcc-xtensa.ver: New file.
3003 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3005 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3007 * df-problems.c (df_set_note): Avoid C++ keywords.
3008 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3009 * dse.c (record_store, remove_useless_values): Likewise.
3010 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3011 gen_reg_rtx_offset, operand_subword, change_address_1,
3012 change_address, adjust_address_1, offset_address,
3013 widen_memory_access, emit_copy_of_insn_after): Likewise.
3014 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3015 * fwprop.c (should_replace_address, propagate_rtx_1,
3016 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3018 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3019 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3020 * lcm.c (compute_insert_delete, pre_edge_lcm,
3021 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3022 * lower-subreg.c (resolve_reg_notes): Likewise.
3023 * mode-switching.c (optimize_mode_switching): Likewise.
3025 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3027 * bt-load.c (add_btr_def, migrate_btr_def,
3028 branch_target_load_optimize): Avoid C++ keywords.
3029 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3031 * combine.c (subst, simplify_set, make_extraction,
3032 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3033 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3034 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3036 2008-07-15 Richard Guenther <rguenther@suse.de>
3039 * c-common.c (strict_aliasing_warning): Do not warn for
3040 TYPE_REF_CAN_ALIAS_ALL pointers.
3041 (c_common_get_alias_set): may_alias types are not special.
3042 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3043 attribute and set can_ref_all accordingly.
3044 (build_reference_type_for_mode): Likewise.
3045 * doc/extend.texi (may_alias): Clarify.
3047 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3050 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3051 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3053 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3056 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3057 gcc_assert, instead call output_operand_lossage.
3059 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3061 * builtins.c (std_canonical_va_list): Treat structure based
3064 2008-07-15 Ben Elliston <bje@au.ibm.com>
3066 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3068 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3070 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3073 2008-07-14 Jan Hubicka <jh@suse.cz>
3075 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3076 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3077 fix predicates and constraints.
3078 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3079 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3081 2008-07-14 Doug Kwan <dougkwan@google.com>
3083 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3084 additional option file arm/eabi.opt.
3085 * config/arm/eabi.h (File): New configuration file for EABI targets.
3086 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3087 SUBSUBTARGET_EXTRA_SPECS.
3088 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3089 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3090 from STARTFILE_SPEC so that it can be referenced in an override.
3091 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3092 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3093 can be referenced in an override.
3094 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3095 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3096 so that it can be referenced in an override.
3097 (LINK_SPEC): Use BPABI_LINK_SPEC.
3098 * config/arm/eabi.opt (File): New.
3100 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3102 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3103 (FIXED_VALUE_H): New variable.
3104 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3105 input.h, fixed-value.h.
3106 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3107 (BASIC_BLOCK_H): Use $(BITMAP_H).
3108 (FUNCTION_H): Add varray.h.
3109 (IPA_REFERENCE_H): Use $(BITMAP_H).
3110 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3111 (DF_H): Use $(BITMAP_H).
3112 (GGC_H): Add statistics.h.
3114 (INSN_ATTR_H): Use it.
3115 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3117 (SYMTAB_H): Add $(OBSTACK_H).
3118 (CPP_INTERNAL_H): New.
3119 (TREE_DUMP_H): Add tree-pass.h.
3120 (TREE_FLOW_H): Use $(BITMAP_H)
3121 (PRETTY_PRINT_H): Use $(INPUT_H).
3122 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3125 (many object files): Fix lots of header dependencies throughout.
3127 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3129 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3131 (s-gtyp-input): Use them to write tmp-gi.list.
3132 (echo_to_gi.list): Remove.
3134 2008-07-14 Richard Guenther <rguenther@suse.de>
3136 * tree-ssa-sccvn.c (pre_info): Remove.
3137 (switch_to_PRE_table): Likewise.
3138 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3139 (set_hashtable_value_ids): Do not create value-ids for the
3141 (run_scc_vn): Remove double test. Remove bogus special-case
3142 in value-number printing.
3143 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3144 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3146 * tree-flow-inline.h (get_value_handle): Remove.
3147 * tree-flow.h (get_value_handle): Remove.
3149 2008-07-14 Martin Jambor <mjambor@suse.cz>
3151 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3152 in which we generate arithmetics is not a subrange.
3154 2008-07-14 Martin Jambor <mjambor@suse.cz>
3156 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3158 2008-07-14 Richard Guenther <rguenther@suse.de>
3160 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3162 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3165 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3166 reload for symbol refs moved to r0 with -fPIC.
3167 (legitimize_pic_address): Use the target register as temporary
3169 (emit_symbolic_move): Adjust comment.
3170 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3173 2008-07-14 Ben Elliston <bje@au.ibm.com>
3175 * c-common.h (C_CPP_HASHNODE): New macro.
3176 * coretypes.h (struct cpp_token): Forward declare.
3177 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3178 the context-sensitive keyword method.
3179 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3180 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3181 expand_bool_pixel): New.
3182 (altivec_categorize_keyword): New function.
3183 (init_vector_keywords): New function.
3184 (rs6000_macro_to_expand): Likewise.
3185 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3186 compiling an ISO C dialect.
3188 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3190 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3191 (create_expression_by_pieces): Fix typo.
3192 (do_regular_insertion): Use debug counter here too.
3194 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3197 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3198 CONST_OK_FOR_LETTER_P. All port-local users changed.
3199 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3200 implement Kp matching power-of-two.
3201 (CONSTRAINT_LEN): Define to match.
3202 * config/cris/cris.md: Replace all use of constraint K with Kc.
3203 ("*btst*): Use Kp for operand 0 of last alternative.
3205 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3208 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3211 2008-07-13 Jan Hubicka <jh@suse.cz>
3213 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3216 2008-07-13 Richard Guenther <rguenther@suse.de>
3219 * langhooks.c (lhd_print_error_function): Deal with recursive
3222 2008-07-12 Jan Hubicka <jh@suse.cz>
3224 * cgraph.c (assembler_name_hash): New static var.
3225 (hash_node_by_assembler_name, eq_assembler_name): New.
3226 (cgraph_node_for_asm): Use hashtable.
3227 (cgraph_remove_node): Maintain hashtable.
3228 (change_decl_assembler_name): Sanity check that names are not changing
3229 after aliasing was processed.
3230 * cgraph.h (varpoon_node): Add next GGC marker.
3231 * tree.c (decl_assembler_name_equal): Constify.
3232 (decl_assembler_name_hash): New.
3233 * tree.h (decl_assembler_name_equal): Constify.
3234 (decl_assembler_name_hash): Update.
3236 2008-07-12 David Daney <ddaney@avtrex.com>
3238 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3241 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3243 * doc/md.texi: Document the MIPS "v" constraint.
3244 * config/mips/mips.h (reg_class): Revert last change.
3245 (REG_CLASS_NAMES): Likewise.
3246 (REG_CLASS_CONTENTS): Likewise.
3247 * config/mips/mips.c (mips_regno_to_class): Likewise.
3248 * config/mips/constraints.md (v): Likewise, but add documentation.
3249 Add a comment to say that this constraint should not be used in
3252 2008-07-11 DJ Delorie <dj@redhat.com>
3254 * config/h8300/h8300.md (length): Fix branch offset limit.
3256 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3258 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3259 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3260 (avr_hard_regno_scratch_ok): New function.
3261 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3262 * config/avr/avr.md (all peepholes that request a scratch register):
3263 Remove avr_peep2_scratch_safe use.
3265 2008-07-11 Tom Tromey <tromey@redhat.com>
3266 Ian Lance Taylor <iant@google.com>
3268 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3269 (struct c_common_resword): Define.
3270 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3271 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3272 (c_common_reswords, num_c_common_reswords): Declare.
3273 * c-common.c (c_common_reswords): New global const array.
3274 (num_c_common_reswords): New const int.
3275 * c-parser.c (struct resword, reswords): Don't define.
3276 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3277 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3278 than reswords. If warning about C++ keywords, give them a special
3280 (c_lex_one_token): Warn about C++ keywords. Call
3281 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3282 (c_parser_external_declaration): Look for RID_xxx rather than
3283 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3284 (c_parser_statement_after_labels): Likewise.
3285 (c_parser_objc_class_instance_variables): Likewise.
3286 (c_parser_objc_class_declaration): Likewise.
3287 (c_parser_objc_try_catch_statement): Likewise.
3288 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3289 (declspecs_add_type): Likewise.
3291 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3293 * ggc-page.c (alloc_page):
3294 Substituting xmalloc, xcalloc with
3295 XNEWVEC and XCNEWVAR macros which add the
3298 2008-07-11 Richard Guenther <rguenther@suse.de>
3300 PR tree-optimization/36765
3301 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3302 aliases from HEAP vars to SMTs.
3304 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3306 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3307 * configure.ac (loose_warn): Move -Wc++-compat from here...
3308 (strict_warn): ...to here.
3309 * configure: Regenerate.
3311 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3313 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3314 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3315 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3316 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3317 excluding more specific h8300-*-* and sh-*-* targets.
3319 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3321 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3323 (execute_pre): Call loop_optimizer_finalize in early exit.
3325 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3328 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3329 uids in the bitmap, not just VAR_DECL uids.
3331 PR rtl-optimization/36419
3332 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3333 (combine_stack_adjustments_for_block): Call it if needed. Delete
3335 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3336 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3337 prologue sp adjustment.
3339 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3342 * opts.c (print_ignored_options): Report postponed diagnostics for
3343 unknown -Wno-* options as warnings, not errors.
3344 (postpone_unknown_option_error): Renamed to...
3345 (postpone_unknown_option_warning): ... this.
3347 2008-07-09 Doug Kwan <dougkwan@google.com>
3350 2008-07-08 Doug Kwan <dougkwan@google.com>
3352 * config/arm/arm.opt (mandroid): New option.
3353 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3354 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3356 (CC1PLUS_SPEC): Same.
3358 (STARTFILE_SPEC): Same.
3359 (ENDFILE_SPEC): Same.
3360 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3363 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3366 * config/mips/mips.h (reg_class): Remove V1_REG.
3367 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3368 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3370 (mips_get_tp): New function.
3371 (mips_legitimize_tls_address): Use it.
3372 * config/mips/constraints.md (v): Delete.
3373 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3374 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3375 After reload, split into a move and ...
3376 (*tls_get_tp_<mode>_split): ...this new instruction.
3378 2008-07-09 David Daney <ddaney@avtrex.com>
3380 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3382 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3384 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3385 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3387 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3388 htab_delete should be called. Don't free c.
3389 (lookup_tmp_var): Create temp_htab lazily.
3390 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3391 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3393 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3394 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3395 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3396 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3397 * tree-sra.c (generate_element_init): Likewise.
3398 * tree-mudflap.c (execute_mudflap_function_ops,
3399 execute_mudflap_function_decls): Likewise.
3400 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3401 * tree-gimple.h (struct gimplify_ctx): New type.
3402 (push_gimplify_context): Adjust prototype.
3404 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3406 * tree-ssa-pre.c (phi_translate_1): Update placement of
3409 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3411 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3412 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3413 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3414 * targhooks.c (default_hard_regno_scratch_ok): New function.
3415 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3416 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3417 * recog.c: Include "target.h".
3418 (peep2_find_free_register): Add check for global regs. Add target
3420 * Makefile.in (recog.o): Depend on target.h.
3422 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3424 * config/sh/sh.c (sh_canonical_va_list_type): New.
3425 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3427 2008-07-09 Raksit Ashok <raksit@google.com>
3429 * doc/invoke.texi (Option Summary): Mention new option
3430 -Wdisallowed-function-list=...
3431 (Warning Options): Document -Wdisallowed-function-list=...
3432 * common.opt (Wdisallowed-function-list=): New flag.
3433 * flags.h (warn_disallowed_functions): External definition of new
3434 boolean warning flag.
3435 (warn_if_disallowed_function_p): Declare new function.
3436 * opts.c (warning_disallowed_functions): New static variable.
3437 (warn_disallowed_functions): New boolean warning flag.
3438 (warn_if_disallowed_function_p): New function.
3439 (add_comma_separated_to_vector): Rename
3440 add_instrument_functions_exclude_list to this.
3441 (common_handle_option): Handle new option. Rename calls to
3442 add_instrument_functions_exclude_list into calls to
3443 add_comma_separated_to_vector.
3444 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3445 based on flag warn_disallowed_functions.
3447 2008-07-09 Christian Bruel <christian.bruel@st.com>
3449 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3450 instead of get_attr_length.
3452 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3454 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3456 * genemit.c (gen_insn): Likewise.
3457 * gengtype.c (note_def_vec): Likewise.
3458 * gengtype.h (note_def_vec): Likewise.
3459 * genoutput.c (struct data, output_insn_data, process_template,
3460 gen_expand, gen_split, note_constraint): Likewise.
3461 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3462 make_insn_sequence): Likewise.
3463 * gensupport.c (record_insn_name): Likewise.
3465 2008-07-08 Doug Kwan <dougkwan@google.com>
3467 * config/arm/arm.opt (mandroid): New option.
3468 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3469 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3471 (CC1PLUS_SPEC): Same.
3473 (STARTFILE_SPEC): Same.
3474 (ENDFILE_SPEC): Same.
3475 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3478 2008-07-08 Raksit Ashok <raksit@google.com>
3480 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3481 (set_storage_via_setmem): Fix expected_align parameter.
3482 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3483 missing from the list.
3484 * doc/md.texi (movmem): Explicitly state that expected alignment is
3485 to be expressed in bytes.
3486 (setmem): Explicitly state that expected alignment is to be expressed
3489 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3491 * reload.c (find_reloads_subreg_address): Do not require validity
3492 of address in original mode before reloading address.
3494 2008-07-07 Tianwei Sheng <tianweis@google.com>
3496 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3497 bounds array access.
3499 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3501 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3503 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3505 Fix PR tree-optimization/23455
3506 Fix PR tree-optimization/35286
3507 Fix PR tree-optimization/35287
3508 * Makefile.in (OBJS-common): Remove tree-vn.o.
3509 (tree-vn.o): Remove.
3510 * dbgcnt.def: Add treepre_insert debug counter.
3511 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3512 (debug_value_expressions): Ditto.
3513 (print_value_expressions): Ditto.
3514 * tree-pretty-print.c (dump_generic_node): Updated for
3515 VALUE_HANDLE removal.
3516 * tree-ssa-dom.c (record_equality): Ditto.
3517 (cprop_operand): Ditto.
3518 (lookup_avail_expr): Ditto.
3519 * tree-ssa-threadedge.c
3520 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3521 (simplify_control_stmt_condition): Ditto.
3522 * tree.c (tree_code_size): Ditto.
3523 (tree_node_structure): Ditto.
3524 (iterative_hash_expr): Ditto.
3526 * tree.h (VALUE_HANDLE_ID): Ditto.
3527 (VALUE_HANDLE_EXPR_SET): Ditto.
3528 (struct tree_value_handle): Ditto.
3529 (union tree_node): Ditto.
3530 * treestruct.def: Ditto.
3531 * tree-vn.c: Removed.
3532 * tree-ssa-pre.c: Rewritten entirely.
3533 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
3534 (constant_value_ids): Ditto.
3535 (vn_nary_op_t): Moved to header.
3537 (vn_reference_op_t): Ditto
3538 (vn_reference_t): Ditto.
3539 (next_value_id): New variable.
3540 (VN_INFO): Add an assert.
3541 (vn_constant_eq): New function.
3542 (vn_constant_hash): Ditto.
3543 (get_or_alloc_constant_value_id): Ditto.
3544 (value_id_constant_p): Ditto.
3545 (vn_reference_compute_hash): De-staticify.
3546 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
3547 Disable some code with a FIXME. Remove VALUE_HANDLE use.
3548 (valueize_refs): Update opcode if it changes from ssa name to constant.
3549 (vn_reference_lookup_1): Add new argument.
3550 (vn_reference_lookup): Ditto.
3551 (vn_reference_lookup_pieces): New function.
3552 (vn_reference_insert): Add return type. Modify to deal with value ids.
3553 (vn_reference_insert_pieces): New function.
3554 (vn_nary_op_compute_hash): De-staticify.
3555 (vn_nary_op_eq): Ditto.
3556 (vn_nary_op_lookup_pieces): New function.
3557 (vn_nary_op_lookup): Add new argument.
3558 (vn_nary_op_insert_pieces): New function.
3559 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
3560 (vn_phi_insert): Ditto.
3561 (visit_unary_op): Update for callee changes.
3562 (visit_binary_op): Ditto.
3563 (visit_reference_op_load): Ditto.
3564 (visit_reference_op_store): Ditto.
3565 (init_scc_vn): Init next_value_id, constant_to_value_id and
3567 (free_scc_vn): Free them.
3568 (set_hashtable_value_ids): New function.
3569 (run_scc_vn): Use it.
3570 (get_max_value_id): New function.
3571 (get_next_value_id): Ditto.
3572 (expressions_equal_p): Moved from tree-vn.c
3573 (sort_vuses): Ditto.
3574 (sort_vuses_heap): Ditto.
3575 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
3577 * tree.c (iterative_hash_hashval_t): Made non-static
3578 * tree.h (iterative_hash_hashval_t): Declare it.
3580 2008-07-08 Martin Jambor <mjambor@suse.cz>
3582 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
3583 instead of ipa_create_node_params.
3584 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
3585 ipa_check_create_edge_args, free them with
3586 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
3588 * ipa-prop.c: Include flags.h and tree-inline.h.
3589 (ipa_node_params_vector): New variable.
3590 (ipa_edge_args_vector): New variable.
3591 (edge_removal_hook_holder): New variable.
3592 (node_removal_hook_holder): New variable.
3593 (edge_duplication_hook_holder): New variable.
3594 (node_duplication_hook_holder): New variable.
3595 (ipa_detect_param_modifications): Check for presence of modified flags.
3596 (ipa_compute_jump_functions): Check for presence of jump functions.
3597 (ipa_free_edge_args_substructures): New function.
3598 (ipa_create_node_params): Removed.
3599 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
3600 (ipa_free_node_params_substructures): New function.
3601 (ipa_free_all_node_params): Changed to deallocate the on-the-side
3603 (ipa_edge_removal_hook): New function.
3604 (ipa_node_removal_hook): New function.
3605 (duplicate_array): New function.
3606 (ipa_edge_duplication_hook): New function.
3607 (ipa_node_duplication_hook): New function.
3608 (ipa_register_cgraph_hooks): New function.
3609 (ipa_unregister_cgraph_hooks): New function.
3610 (free_all_ipa_structures_after_ipa_cp): New function.
3612 * ipa-prop.h: Include vec.h.
3613 (ipa_node_params_t): New typedef with vector types for it.
3614 (ipa_edge_args_t): New typedef with vector types for it.
3615 (IPA_NODE_REF): Changed to access an on-the-side vector.
3616 (IPA_EDGE_REF): Changed to access an on-the-side vector.
3617 (ipa_check_create_node_params): New function.
3618 (ipa_check_create_edge_args): New function.
3620 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
3623 2008-07-07 Tom Tromey <tromey@redhat.com>
3625 * configure, config.in: Rebuilt.
3626 * configure.ac: Don't check for scandir or alphasort.
3628 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3630 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
3631 types immediately after creating them.
3633 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3635 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
3637 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
3639 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
3640 dump_constraint_graph.
3641 (dump_constraint_edge): New function.
3642 (dump_constraint_graph): New function.
3643 (debug_constraint_graph): New function.
3644 (dump_constraint): Removed useless comparison.
3645 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
3646 (dump_constraint_graph): Declare.
3647 (debug_constraint_graph): Declare.
3648 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
3650 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
3652 * config/i386/i386.c (is_va_list_char_pointer): New.
3653 (ix86_va_start): Replace compare with ms_va_list_type_node
3654 by is_va_list_char_pointer.
3655 (ix86_gimplify_va_arg): Likewise.
3657 2008-07-07 Martin Jambor <mjambor@suse.cz>
3659 * cgraph.c (cgraph_edge_max_uid): New variable.
3660 (struct cgraph_edge_hook_list): New type.
3661 (struct cgraph_node_hook_list): New type.
3662 (struct cgraph_2edge_hook_list): New type.
3663 (struct cgraph_2node_hook_list): New type.
3664 (first_cgraph_edge_removal_hook): New variable.
3665 (first_cgraph_node_removal_hook): New variable.
3666 (first_cgraph_edge_duplicated_hook): New variable.
3667 (first_cgraph_node_duplicated_hook): New variable.
3668 (cgraph_add_edge_removal_hook): New function.
3669 (cgraph_remove_edge_removal_hook): New function.
3670 (cgraph_call_edge_removal_hooks): New function.
3671 (cgraph_add_node_removal_hook): New function.
3672 (cgraph_remove_node_removal_hook): New function.
3673 (cgraph_call_node_removal_hooks): New function.
3674 (cgraph_add_edge_duplication_hook): New function.
3675 (cgraph_remove_edge_duplication_hook): New function.
3676 (cgraph_call_edge_duplication_hooks): New function.
3677 (cgraph_add_node_duplication_hook): New function.
3678 (cgraph_remove_node_duplication_hook): New function.
3679 (cgraph_call_node_duplication_hooks): New function.
3680 (cgraph_create_edge): Assign to edge uid.
3681 (cgraph_remove_edge): Call edge removal hooks.
3682 (cgraph_node_remove_callees): Call edge removal hooks.
3683 (cgraph_node_remove_callers): Call edge removal hooks.
3684 (cgraph_remove_node): Call node removal hooks.
3685 (cgraph_clone_edge): Call edge duplication hooks.
3686 (cgraph_clone_node): Call node duplication hooks.
3688 * cgraph.h (cgraph_edge): New field uid.
3689 (cgraph_edge_hook): New type.
3690 (cgraph_node_hook): New type.
3691 (cgraph_2edge_hook): New type.
3692 (cgraph_2node_hook): New type.
3694 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
3696 * config.in: Regenerate.
3698 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
3700 * gcc.c (print_sysroot): New.
3701 (option_map, display_help, process_command): Handle the
3702 -print-sysroot option.
3703 (main): Print the sysroot if requested.
3704 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
3706 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3709 * unwind-pe.h (size_of_encoded_value): add attribute unused.
3711 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
3713 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
3714 (assign_parm_setup_block_p): Also check mode of entry_parm.
3716 2008-07-07 Richard Guenther <rguenther@suse.de>
3718 * tree-ssa-structalias.h (set_used_smts): Remove.
3719 * tree-ssa-structalias.c (used_smts): Likewise.
3720 (set_used_smts): Likewise.
3721 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
3722 call to set_used_smts.
3724 2008-07-07 Richard Guenther <rguenther@suse.de>
3726 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
3727 (new_var_info): Set it to false.
3728 (solution_set_add): Correctly handle pointers outside a var and
3730 (type_safe): Treat variables with is_full_var properly.
3731 (do_sd_constraint): Likewise.
3732 (do_ds_constraint): Likewise.
3733 (process_constraint): Remove zeroing offset for !use_field_sensitive.
3734 (get_constraint_for_ptr_offset): New function.
3735 (get_constraint_for_component_ref): For addresses at least include
3736 the last field of the variable. Handle is_full_vars properly.
3737 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
3738 (handle_ptr_arith): Remove.
3739 (find_func_aliases): Simplify assignment handling.
3740 (create_function_info_for): For parameter and result varinfos set
3742 (create_variable_info_for): Set is_full_var flag whenever we
3743 just created a single varinfo for a decl.
3744 (init_alias_vars): Initialize use_field_sensitive from
3745 max-fields-for-field-sensitive parameter.
3747 2008-07-07 Richard Guenther <rguenther@suse.de>
3749 PR tree-optimization/36713
3750 * tree-flow-inline.h (is_call_used): New function.
3751 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
3752 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3753 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
3755 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3757 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
3759 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
3761 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
3763 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3764 Nathan Sidwell <nathan@codesourcery.com>
3766 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
3767 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
3769 * config/m68k/t-linux: New.
3770 * doc/install.texi: Document m68k-*-linux is now multilibbed by
3773 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
3775 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
3776 * config/m68k/m68k-devices.def: Remove multilibs that only differ
3779 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3781 * gcc.c (execute): Fix -Wc++-compat warning.
3783 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
3786 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
3787 constant for little endian.
3789 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
3791 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
3792 mips_base_mips16 instead of TARGET_MIPS16.
3793 (mips_base_mips16): Declare.
3794 * config/mips/mips.c (mips_base_mips16): Make global.
3795 (was_mips16_p): Remove GTY marker.
3796 (was_mips16_pch_p): New variable.
3797 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
3798 (mips_override_options): Force to non-MIPS16 mode initially.
3799 Do not complain about MIPS16 PIC incompatibilities here.
3800 Only allow -mgpopt if -mexplicit-relocs is in force for
3803 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
3805 * configure.ac: Check for caddr_t, define to char * if not defined.
3806 * configure: Regenerate.
3807 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
3808 (mmap_gt_pch_use_address): Likewise.
3809 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
3811 2008-07-06 Richard Guenther <rguenther@suse.de>
3813 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
3814 (new_var_info): Deal with it.
3815 (solution_set_add): Likewise.
3816 (bitpos_of_field): Make signed, fix.
3817 (struct fieldoff): Remove type and decl fields. Make size field
3818 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
3820 (fieldoff_compare): Deal with it.
3821 (push_fields_onto_fieldstack): Remove has_union argument, glob
3822 adjacent non-pointer fields together.
3823 (create_function_info_for): Do not set has_union.
3824 (create_variable_info_for): Simplify.
3826 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
3828 * config.gcc (extra_headers): Add cross-stdarg.h for target
3829 x86_64-*-* and i?86-*-*.
3830 * config/i386/cross-stdarg.h: New.
3831 * builtins.c (std_fn_abi_va_list): New.
3832 (std_canonical_va_list_type): New.
3833 (stabilize_va_list): Replace va_list_type_node use by
3834 mtarget.canonical_va_list_type.
3835 (gimplify_va_arg_expr): Likewise.
3836 (expand_builtin_va_copy): Replace va_list_type_node use by
3837 mtarget.fn_abi_va_list.
3838 * tree-sra.c (is_va_list_type): New helper.
3839 (decl_can_be_decomposed_p): Replace
3840 va_list_type_node use by is_va_list_type.
3841 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
3842 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3843 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
3844 * config/i386/i386-protos.h (ix86_get_valist_type): New.
3845 (ix86_enum_va_list): New.
3846 * config/i386/i386.c (sysv_va_list_type_node): New.
3847 (ms_va_list_type_node): New.
3848 (ix86_function_type_abi): Remove sorry.
3849 (ix86_build_builtin_va_list_abi): New.
3850 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
3852 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
3853 (ix86_init_builtins_va_builtins_abi): New.
3854 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
3856 (ix86_handle_abi_attribute): New.
3857 (attribute_spec): Add sysv_abi and ms_abi.
3858 (ix86_fn_abi_va_list): New.
3859 (ix86_canonical_va_list_type): New.
3860 (ix86_enum_va_list): New.
3861 (TARGET_FN_ABI_VA_LIST): New.
3862 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3863 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
3864 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
3865 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3866 (TARGET_ENUM_VA_LIST): New.
3867 * expr.h (std_fn_abi_va_list): New.
3868 (std_canonical_va_list_type): New.
3869 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
3870 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3871 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
3872 TARGET_CANONICAL_VA_LIST_TYPE.
3873 * target.h (struct gcc_target): Add fn_abi_va_list hook
3874 and canonical_va_list_type hook.
3876 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3878 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
3879 integral and pointer types.
3881 2008-07-04 Roger Sayle <roger@eyesopen.com>
3883 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
3884 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
3886 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
3889 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
3891 2008-07-04 Jakub Jelinek <jakub@redhat.com>
3893 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
3894 build_gimple_modify_stmt.
3895 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
3896 gimple operand. Use fold_build* instead of build*.
3898 2008-07-04 Richard Guenther <rguenther@suse.de>
3900 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
3901 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
3902 properly to compute the reachability set if we do field-sensitive PTA.
3903 * invoke.texi (max-fields-for-field-sensitive): Document default.
3904 * opts.c (decode_options): Set max-fields-for-field-sensitive to
3905 100 for optimize >= 2.
3907 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3909 * ggc-zone.c (lookup_page_table_if_allocated,
3910 set_page_table_entry, zone_find_object_size, alloc_small_page,
3911 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
3912 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
3913 -Wc++-compat and/or -Wcast-qual warnings.
3915 2008-07-04 Alan Modra <amodra@bigpond.net.au>
3918 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
3919 pic_offset_table_rtx to be marked as used here.
3920 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
3921 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
3922 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
3923 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
3926 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * alloc-pool.c (hash_descriptor, eq_descriptor,
3929 alloc_pool_descriptor): Fix -Wc++-compat warnings.
3930 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
3932 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
3933 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
3934 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
3935 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
3938 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
3940 * tree-flow.h (loop_only_exit_p): Declare.
3941 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
3942 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
3943 the number of iterations if it is constant. Otherwise, if this is the
3944 only possible exit of the loop, use the conservative estimate on the
3945 number of iterations of the entire loop if available.
3947 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
3949 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
3950 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
3951 Add synchronization functions.
3952 * config/sync.c: New file.
3953 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
3954 (LIBGCC_SYNC_CFLAGS): Likewise.
3956 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
3959 * config/i386/i386.md (mode): Add TF to "mode" attribute.
3960 (*pushtf_sse): New insn pattern.
3961 (pushtf splitters): New splitters.
3963 2008-07-03 Michael Meissner <gnu@the-meissners.org>
3966 * predict.c (build_predict_expr): Use void_type_node for the tree
3967 type, instead of NULL_TREE.
3969 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
3971 * config/i386/i386.c (contains_aligned_value_p): Return true
3973 (ix86_data_alignment): Align TCmode to 128bits.
3974 (ix86_local_alignment): Likewise.
3976 2008-07-03 Andrew Haley <aph@redhat.com>
3979 * vec.h (VEC_TA): New.
3980 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
3981 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
3982 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
3983 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
3984 (C_COMMON_FIXED_TYPES): Remove first arg.
3985 (C_COMMON_FIXED_MODE_TYPES): Likewise.
3986 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
3987 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
3988 not to use empty macro arguments.
3990 2008-07-02 Joseph Myers <joseph@codesourcery.com>
3992 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
3993 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
3994 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
3995 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
3996 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
3997 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
3998 config/ia64/crtn.asm, config/m68hc11/larith.asm,
3999 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4000 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4001 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4002 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4003 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4004 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4005 config/rs6000/e500crtres64gpr.asm,
4006 config/rs6000/e500crtres64gprctr.asm,
4007 config/rs6000/e500crtrest32gpr.asm,
4008 config/rs6000/e500crtrest64gpr.asm,
4009 config/rs6000/e500crtresx32gpr.asm,
4010 config/rs6000/e500crtresx64gpr.asm,
4011 config/rs6000/e500crtsav32gpr.asm,
4012 config/rs6000/e500crtsav64gpr.asm,
4013 config/rs6000/e500crtsav64gprctr.asm,
4014 config/rs6000/e500crtsavg32gpr.asm,
4015 config/rs6000/e500crtsavg64gpr.asm,
4016 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4017 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4018 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4019 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4020 config/sparc/sol2-cn.asm: Remove .file directives.
4022 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4024 * resource.c (mark_referenced_resources): Look inside
4025 UNSPEC_VOLATILEs and ASM_INPUTs.
4027 2008-07-02 Ian Lance Taylor <iant@google.com>
4029 * rtlanal.c (add_reg_note): New function.
4030 * rtl.h (add_reg_note): Declare.
4031 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4032 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4033 * builtins.c (expand_builtin_longjmp): Likewise.
4034 (expand_builtin_nonlocal_goto): Likewise.
4035 * calls.c (emit_call_1, expand_call): Likewise.
4036 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4037 * cfglayout.c (fixup_reorder_chain): Likewise.
4038 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4039 (commit_one_edge_insertion): Likewise.
4040 * combine.c (move_deaths, distribute_notes): Likewise.
4041 * df-problems.c (df_set_note): Likewise.
4042 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4043 (set_unique_reg_note): Likewise.
4044 (emit_copy_of_insn_after): Likewise.
4045 * expr.c (expand_expr_real): Likewise.
4046 * gcse.c (add_label_notes): Likewise.
4047 * haifa-sched.c (create_check_block_twin): Likewise.
4048 * jump.c (mark_jump_label_1): Likewise.
4049 * loop-doloop.c (add_test, doloop_modify): Likewise.
4050 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4051 * lower-subreg.c (move_eh_region_note): Likewise.
4052 * optabs.c (emit_libcall_block): Likewise.
4053 * predict.c (predict_insn): Likewise.
4054 (combine_predictions_for_insn): Likewise.
4055 * recog.c (peephole2_optimize): Likewise.
4056 * regmove.c (try_auto_increment): Likewise.
4057 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4058 * reload.c (find_reloads): Likewise.
4059 * reload1.c (fixup_eh_region_note): Likewise.
4060 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4061 * reorg.c (delete_prior_computation): Likewise.
4062 (delete_computation, dbr_schedule): Likewise.
4063 * config/pa/pa.c (legitimize_pic_address): Likewise.
4064 * config/sh/sh.c (sh_reorg): Likewise.
4066 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/libgcc-glibc.ver: Add %exclude.
4070 * config/m32r/libgcc-glibc.ver: Likwise.
4071 * config/s390/libgcc-glibc.ver: Likwise.
4072 * config/sh/libgcc-glibc.ver: Likwise.
4073 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4075 * config/i386/libgcc-glibc.ver: New.
4077 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4079 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4081 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4082 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4083 i[34567]86-*-linux*, x86_64-*-linux*. Add
4084 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4085 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4086 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4087 i[34567]86-*-linux*, x86_64-*-linux*.
4089 * libgcc-std.ver: Add empty GCC_4.4.0.
4091 * mkmap-symver.awk: Support multiple versions per symbol.
4093 * config/i386/i386.c (ix86_init_builtins): Always define
4094 __builtin_fabsq and __builtin_copysignq with fallbacks.
4095 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4096 and __builtin_copysignq if SSE2 isn't available.
4098 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4099 (LIBGCC2_TF_CEXT): Likwise.
4102 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4104 * config/i386/sfp-machine.h: Moved to libgcc.
4106 * config/i386/sfp-machine.h: New.
4107 * config/i386/t-linux: Likwise.
4109 * config/i386/t-darwin: Remove softfp_wrap_start and
4111 * config/i386/t-darwin64: Likewise.
4113 * config/i386/t-fprules-softfp64: Renamed to ...
4114 * config/i386/t-fprules-softfp: This.
4116 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4117 and softfp_wrap_end.
4119 2008-07-02 Jason Merrill <jason@redhat.com>
4121 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4123 * tree.c (ctor_to_list): New fn.
4124 * tree.h: Declare it.
4125 (CONSTRUCTOR_ELT): New macro.
4126 (CONSTRUCTOR_NELTS): New macro.
4128 2008-07-02 Richard Guenther <rguenther@suse.de>
4130 * tree-ssa-structalias.c (struct variable_info): Reorder
4131 to fill padding on 64bit hosts. Make collapsed_to an int.
4132 (get_varinfo_fc): Deal with that.
4133 (new_var_info): Likewise.
4134 (collapse_rest_of_var): Likewise.
4136 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4138 * doc/install.texi (--enable-java-home): Document.
4139 (--enable-aot-compile-rpm): Likewise.
4140 (--with-arch-directory): Likewise.
4141 (--with-os-directory): Likewise.
4142 (--with-origin-name): Likewise.
4143 (--with-arch-suffix): Likewise.
4144 (--with-jvm-root-dir): Likewise.
4145 (--with-jvm-jar-dir): Likewise.
4146 (--with-python-dir): Likewise.
4148 2008-07-02 Richard Guenther <rguenther@suse.de>
4150 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4151 from decls explicitly. Merge operand checking from tuples.
4153 2008-07-02 Martin Jambor <mjambor@suse.cz>
4155 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4157 2008-07-02 Martin Jambor <mjambor@suse.cz>
4159 * tree-switch-conversion.c: Included timevar.h
4160 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4162 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4164 2008-07-02 Martin Jambor <mjambor@suse.cz>
4166 * tree-switch-conversion.c: Corrected various comments and
4168 (build_constructors): Fixed minor formatting mistakes.
4170 * invoke.texi (Optimize Options): Corrected the
4171 switch-conversion-max-branch-ratio parameter.
4173 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4175 * final.c (asm_insn_count): Return zero for an empty asm body.
4177 2008-07-02 Richard Guenther <rguenther@suse.de>
4179 * bitmap.h (bitmap_set_bit): Return bool.
4180 (bitmap_clear_bit): Likewise.
4181 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4182 write to the bitmap if it would.
4183 (bitmap_clear_bit): Likewise.
4184 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4185 bitmap_set_bit return value.
4186 (add_pred_graph_edge): Likewise.
4187 (add_graph_edge): Likewise.
4188 (do_sd_constraint): Likewise.
4189 (do_ds_constraint): Likewise.
4191 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4193 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4194 Fix -Wc++-compat and/or -Wcast-qual warnings.
4195 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4196 gen_regparm_prefix): Likewise.
4197 * vmsdbgout.c (write_modbeg, lookup_filename,
4198 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4200 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4202 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4203 defaults.h definition apply.
4205 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4207 * function.c (assign_parm_remove_parallels): New.
4208 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4210 (assign_parm_setup_block): Do not handle them.
4211 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4212 assign_parm_remove_parallels.
4214 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4216 * c-typeck.c (convert_for_assignment): Use
4217 vector_targets_convertible_p.
4218 * c-common.c (vector_targets_convertible_p): New.
4219 * c-common.h (vector_targets_convertible_p): New prototype.
4220 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4221 opaque_p_V2SI_type_node.
4223 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4225 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4228 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4230 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4231 TFmode constants via two element DImode vector for hosts with
4232 HOST_BITS_PER_WIDE_INT < 64.
4233 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4234 also for HOST_BITS_PER_WIDE_INT < 64.
4236 2008-07-01 Richard Guenther <rguenther@suse.de>
4238 PR tree-optimization/36666
4239 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4240 (get_constraint_exp_from_ssa_var): Split into ...
4241 (get_constraint_exp_for_temp): ... this ...
4242 (get_constraint_for_ssa_var): ... and that.
4243 Return constraint expressions for all touched sub-fields
4244 if the results address is not taken.
4245 (process_constraint): Remove assertion that aggregate
4246 assignments do not happen at this place.
4247 (get_constraint_for_component_ref): Add address_p argument.
4248 Return constraint expressions for all touched sub-fields
4249 if the results address is not taken.
4250 (do_deref): Use get_constraint_exp_for_temp.
4251 (get_constraint_for_1): Rename from ...
4252 (get_constraint_for): ... this. Add the old function as wrapper.
4253 (do_structure_copy): Use get_constraint_for_1.
4255 2008-07-01 Martin Jambor <mjambor@suse.cz>
4257 * Makefile.in (tree-switch-conversion.o): Add.
4258 (OBJS-common): Add tree-swtch-conversion.o.
4259 * passes.c (init_optimization_passes): Add pass_convert_switch.
4260 * tree-pass.h: (pass_convert_switch): Add.
4261 * tree-switch-conversion.c: New file.
4262 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4263 * common.opt (ftree-cswtch): New option.
4264 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4265 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4266 * opts.c (decode_options): Set flag_tree_switch_conversion when
4267 optimization level is >= 2.
4268 * doc/invoke.texi (Optimize Options): Added description of
4269 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4271 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4273 * config/darwin-driver.c (darwin_default_min_version): Fix
4274 -Wc++-compat warnings.
4276 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4278 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4281 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4283 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4285 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4287 PR rtl-optimization/34744
4288 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4289 (df_scan_free_internal): Free data structures not
4290 allocated in storage pools.
4291 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4292 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4293 df_scan_free_mws_vec.
4294 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4297 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4299 * config/i386/i386.c (contains_aligned_value_p): Return true
4301 (ix86_function_arg_boundary): Return its natural boundary
4303 (return_in_memory_32): Don't check TDmode.
4304 (ix86_split_to_parts): Support splitting into 4 parts and
4305 support TFmode for 32bit target.
4306 (ix86_split_long_move): Support splitting into 4 parts.
4307 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4309 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4310 (ix86_init_builtins): Here.
4311 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4312 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4313 'q' and 'w', respectively.
4315 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4317 (movtf_internal): Likewise.
4318 (<code>tf2): Likewise.
4319 (*absnegtf2_sse): Likewise.
4320 (copysign<mode>3): Likewise.
4321 (copysign<mode>3_const): Likewise.
4322 (copysign<mode>3_var): Likewise.
4323 (define_split UNSPEC_COPYSIGN): Likewise.
4324 * config/i386/sse.md (*nandtf3): Likewise.
4325 (<code>tf3): Likewise.
4326 (*<code>tf3): Likewise.
4328 2008-06-30 Joey Ye <joey.ye@intel.com>
4329 H.J. Lu <hongjiu.lu@intel.com>
4331 * global.c (compute_regsets): Set frame_pointer_needed here.
4332 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4334 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4336 * doc/install.texi (specific): Expand Windows build notes.
4338 2008-06-30 Ira Rosen <irar@il.ibm.com>
4340 PR tree-optimization/36648
4341 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4342 number of prolog iterations by step. Fix the comment.
4344 2008-06-30 Richard Guenther <rguenther@suse.de>
4347 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4348 handle calls from ECF_MALLOC functions.
4349 (handle_pure_call): ECF_MALLOC functions do not return
4351 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4353 2008-06-29 Andreas Schwab <schwab@suse.de>
4355 * config/m68k/m68k.c (print_operand): Always print a float
4357 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4358 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4361 * config/rs6000/x-linux64: Remove never used file.
4363 2008-06-29 Richard Guenther <rguenther@suse.de>
4365 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4367 (struct alias_info): Move ...
4368 * tree-ssa-alias.c: ... here.
4369 (update_alias_info): Declare.
4370 (compute_may_aliases): Call it.
4371 (update_alias_info): New function.
4372 * tree-ssa-structalias.c (update_alias_info): Move ...
4373 * tree-ssa-alias.c (update_alias_info_1): ... here.
4374 * tree-ssa-structalias.c (process_constraint_1): Remove
4375 unused from_call argument. Rename to ...
4376 (process_constraint): ... this. Delete old wrapper.
4377 (make_constraint_to): Adjust callers.
4378 (handle_const_call): Likewise.
4379 (handle_pure_call): Likewise.
4380 (init_base_vars): Likewise.
4381 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4382 (find_func_aliases): We don't need structure copies for
4384 (make_constraint_from_anything): Remove.
4385 (create_variable_info_for): For globals make constraints
4386 from escaped, not from anything.
4387 (compute_points_to_sets): Do not call update_alias_info.
4388 (ipa_pta_execute): Use make_constraint_from.
4390 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4392 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4393 (bitmap.o-warn, dominance.o-warn): New.
4394 * configure.ac (cxx_compat_warn): Delete.
4395 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4396 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4398 * configure: Regenerate.
4400 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4403 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4405 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4406 * df-scan.c (df_notes_rescan): Likewise.
4407 * ggc-page.c (set_page_table_entry): Likewise.
4408 * intl.c (gcc_gettext_width): Likewise.
4409 * varasm.c (get_unnamed_section, get_noswitch_section,
4410 get_section): Likewise.
4412 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4414 * regrename.c (build_def_use): Don't copy RTX.
4416 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4418 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4419 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4420 punctuation. Use @ref instead of @xref.
4421 (Function Names): Remove stray @display/@end display.
4422 (C++ Attributes): Use @ref instead of @xref.
4423 (Deprecated Features): Fix punctuation around @xref.
4424 (Backwards Compatibility): Likewise.
4425 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4427 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4429 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4430 constants for E500 double.
4432 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4434 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4435 element type of const_vector.
4437 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4439 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4440 Remove FLAGS_REG clobber from expander pattern.
4441 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4442 (anddi3, andsi3, andhi3, andqi3): Ditto.
4443 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4444 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4445 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4446 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4447 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4448 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4449 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4450 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4452 2008-06-28 Richard Guenther <rguenther@suse.de>
4454 * tree-ssa-structalias.c (callused_id, var_callused,
4455 callused_tree): Add.
4456 (handle_pure_call): New function.
4457 (find_func_aliases): Call it.
4458 (find_what_p_points_to): Handle the call-used set.
4459 (clobber_what_escaped): Likewise.
4460 (compute_call_used_vars): New function.
4461 (init_base_vars): Init the call-used variable.
4462 (do_sd_constraint): Do not propagate the solution from CALLUSED
4463 but use CALLUSED as a placeholder.
4464 (solve_graph): Likewise.
4465 * tree-flow-inline.h (gimple_call_used_vars): New function.
4466 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4467 (compute_call_used_vars): Declare.
4468 * tree-ssa-alias.c (set_initial_properties): Call
4469 compute_call_used_vars.
4470 (reset_alias_info): Clear call-used variables.
4471 (add_call_clobber_ops): Assert we are not called for const/pure
4472 functions. Remove handling of them.
4473 (add_call_read_ops): Handle pure functions by adding the
4474 call-used set of variables as VUSEs.
4475 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4476 (delete_tree_ssa): Free it.
4477 * tree-dfa.c (remove_referenced_var): Clear the var from the
4480 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4482 * tree.c (build_varargs_function_type_list): New.
4483 (build_function_type_list_1): New.
4484 (build_function_type_list): Use build_function_type_list_1.
4485 * tree.h (build_varargs_function_type_list): New.
4487 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4490 * config/spu/spu.c (spu_builtin_splats): Do not generate
4491 invalid CONST_VECTOR expressions.
4492 (spu_expand_vector_init): Likewise.
4494 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4496 * optabs.c (libfunc_decls): New variable.
4497 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4498 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4499 for the same function twice.
4501 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4503 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4504 ix86_expand_binary_operator directly.
4505 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4507 (*ashrti3_1): Ditto.
4508 (*lshrti3_1): Ditto.
4509 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4510 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4511 using only one splitter. Conditionaly execute splitter before or
4512 after peephole2 pass.
4513 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4514 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4515 Use only one alternative in asm template.
4516 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4518 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4519 "J" operand constraint for operand 2.
4520 (*ashldi3_cconly_rex64): Ditto.
4521 (*ashrdi3_cmp_rex64): Ditto.
4522 (*ashrdi3_cconly_rex64): Ditto.
4523 (*lshrdi3_cmp_rex64): Ditto.
4524 (*lshrdi3_cconly_rex64): Ditto.
4525 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
4526 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
4527 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
4530 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4532 * gimplify.c (omp_is_private): Don't return true if decl is not
4533 already private on #pragma omp for or #pragma omp parallel for.
4536 * tree-cfg.c (struct move_stmt_d): Replace block field with
4537 orig_block and new_block fields.
4538 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
4539 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
4540 (move_block_to_fn): Replace vars_map and new_label_map arguments
4541 with struct move_stmt_d pointer.
4542 (replace_block_vars_by_duplicates): New function.
4543 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
4544 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
4545 all subblocks of ORIG_BLOCK to the new function. Call
4546 replace_block_vars_by_duplicates.
4547 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
4548 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
4549 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
4550 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
4551 (expand_omp): Temporarily set input_location to the location of
4552 region's controlling stmt.
4553 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
4554 BIND_EXPR, push ctx->block_vars and gimplification vars into
4555 the BIND_EXPR and its block's BLOCK_VARS instead of directly
4557 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
4558 there are any BLOCK_VARS.
4559 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
4560 OMP_PARALLEL or OMP_TASK stmt.
4561 (lower_omp): Save and restore input_location around the lower_omp_1
4564 2008-06-27 Richard Guenther <rguenther@suse.de>
4566 PR tree-optimization/36400
4567 PR tree-optimization/36373
4568 PR tree-optimization/36344
4569 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
4570 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
4571 (update_alias_info): Remove call clobbering code.
4572 (make_constraint_to): New helper function.
4573 (make_escape_constraint): Likewise.
4574 (handle_rhs_call): Use it on all pointer containing arguments.
4575 Also mark the static chain escaped.
4576 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
4577 instead of ANYTHING.
4578 (make_constraint_from): New helper split out from ...
4579 (make_constraint_from_anything): ... here.
4580 (find_func_aliases): Add constraints for escape sites.
4581 (intra_create_variable_infos): Make constraints from NONLOCAL
4583 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
4585 (clobber_what_p_points_to): Remove.
4586 (clobber_what_escaped): New function.
4587 (init_base_vars): Init NONLOCAL and ESCAPED.
4588 (do_sd_constraint): Do not propagate the solution from ESCAPED
4589 but use ESCAPED as a placeholder.
4590 (solve_graph): Likewise.
4591 * tree-flow.h (clobber_what_p_points_to): Remove.
4592 (clobber_what_escaped): Declare.
4593 * tree-ssa-alias.c (set_initial_properties): Call it.
4594 Remove code clobbering escaped pointers.
4596 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4598 * function.c (allocate_struct_function): Only allocate a unique
4599 funcdef_no if the decl is nonzero.
4601 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4603 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
4604 * config/mips/mips.c (mips_split_const_insns): New function.
4605 * config/mips/mips.md (move_type): New attribute.
4606 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
4607 (dword_mode): New attribute.
4608 (type): Avoid long line. Map "move_type"s to "type"s,
4609 choosing "multi" for doubleword moves if appropriate.
4610 Swap MTC/MFC comments to match their declaration order.
4611 (extended_mips16): Default to "yes" if "move_type" is "sll0",
4612 "type" is "branch" or "jal" is "direct".
4613 (length): Handle "extended_mips16" first. Make the default
4614 "0" for "ghost" instructions. Set the length from "move_type".
4615 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
4616 of "type", with "sll0" for the register alternative. Remove the
4617 "extended_mips16" attribute.
4618 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
4619 of "type", with "shift_shift" for the register alternative.
4620 Remove the "length" attribute.
4621 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
4622 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
4623 of "type", with "andi" for the register alternative.
4624 (*zero_extendqihi2): Likewise.
4625 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
4626 of "andi" instead of a "type" of "arith".
4627 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
4629 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
4630 (mov_<store>r, *mov<mode>_ra): Likewise.
4631 (extendsidi2): Use "move_type" instead of "type", with "move"
4632 for the register alternative.
4633 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
4634 of "type", with "signext" for the register alternative.
4635 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
4636 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
4637 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
4638 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
4639 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
4640 (unnamed branch insn): Likewise.
4641 (*movdi_gp32_fp64): Fold into...
4642 (*movdi_32bit): ...here.
4643 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
4644 (*movdf_hardfloat): ...this new pattern.
4645 (*movdf_softfloat): Remove redundant FPR alternatives.
4646 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
4647 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
4648 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
4649 the "move" attribute.
4650 (*movdi_32bit): Use "move_type" instead of "type" and remove the
4651 "length" attribute. Use "fpload" and "fpstore" instead of "load"
4652 and "store" for COP loads and stores.
4653 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
4654 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
4655 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
4656 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
4657 (*movtf_mips16, *movv2sf): Likewise.
4658 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
4659 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4660 (mfhc1<mode>): Use "move_type" instead of "move".
4661 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
4662 (loadgp_blockage): Remove the "length" attribute.
4663 (blockage, set_got_version, update_got_version): Likewise.
4664 (call_internal): Remove the "extended_mips16" attribute.
4665 (call_value_internal, call_value_multiple_internal): Likewise.
4666 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
4668 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
4669 the "length" attribute.
4671 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4673 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
4674 -Wcast-qual warnings.
4675 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
4676 handle_pragma_pop_macro): Likewise.
4677 * collect2.c (resolve_lib_name): Likewise.
4678 * config/arc/arc.c (arc_init): Likewise.
4679 * config/arm/arm.c (neon_builtin_compare,
4680 locate_neon_builtin_icode): Likewise.
4681 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
4682 * config/bfin/bfin.c (bfin_init_machine_status,
4683 bfin_optimize_loop): Likewise.
4684 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4685 * config/cris/cris.c (cris_init_expanders): Likewise.
4686 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
4687 * config/darwin.c (machopic_indirection_eq,
4688 machopic_indirection_name, machopic_output_indirection): Likewise.
4689 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
4690 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
4691 frv_optimize_membar): Likewise.
4692 * config/i386/cygwin.h (mingw_scan,
4693 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
4694 * config/i386/cygwin1.c (mingw_scan): Likewise.
4695 * config/i386/i386.c (machopic_output_stub): Likewise.
4696 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
4697 i386_pe_unique_section): Likewise.
4698 * config/ia64/ia64.c (ia64_init_machine_status,
4699 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
4701 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
4702 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
4703 * config/m68k/m68k.c (m68k_handle_option,
4704 m68k_sched_md_init_global): Likewise.
4705 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
4706 mcore_unique_section): Likewise.
4707 * config/mips/mips.c (mips_block_move_straight,
4708 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
4710 * config/mmix/mmix.c (mmix_init_machine_status,
4711 mmix_encode_section_info): Likewise.
4712 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
4713 * config/rs6000/rs6000.c (rs6000_init_machine_status,
4714 print_operand_address, output_toc, redefine_groups,
4715 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
4716 * config/s390/s390.c (s390_init_machine_status): Likewise.
4717 * config/score/score.c (score_block_move_straight,
4718 score_block_move_loop_body): Likewise.
4719 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
4720 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
4721 * emit-rtl.c (find_auto_inc): Likewise.
4722 * gcc.c (translate_options, process_command): Likewise.
4723 * reorg.c (dbr_schedule): Likewise.
4724 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
4725 * xcoffout.c (xcoffout_declare_function): Likewise.
4727 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
4729 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
4730 ipa-pta working again.
4732 2008-06-27 David Edelsohn <edelsohn@gnu.org>
4734 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
4737 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
4739 * config.gcc (powerpc*-*-*): Add new core e500mc.
4740 * config/rs6000/e500mc.md: New file.
4741 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4743 (rs6000_override_options): Add e500mc case to
4744 processor_target_table. Altivec and Spe options not allowed
4745 with e500mc. Add isel instruction to e500mc by
4746 default. Initialize rs6000_cost for e500mc.
4747 (rs6000_issue_rate): Set issue rate for e500mc.
4748 * config/rs6000/rs6000.h (processor_type): Add
4749 PROCESSOR_PPCE500MC.
4750 (ASM_CPU_SPEC): Add e500mc.
4751 Set TARGET_ISEL to rs6000_isel.
4752 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
4753 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
4754 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
4756 * doc/invoke.texi: Add e500mc to list of cpus.
4758 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4761 * c-lex.c (lex_charconst): Initialize unsignedp.
4763 2008-06-27 Olivier Hainque <hainque@adacore.com>
4765 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
4766 documented assumptions.
4768 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
4770 * dwarf2out.c: Remove trailing white spaces. Break long line
4773 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
4775 * libfuncs.h (LTI_synchronize): New libfunc_index.
4776 (synchronize_libfunc): Declare.
4777 * builtins.c (expand_builtin_synchronize): Consider using
4778 synchronize_libfunc before falling back on an asm blockage.
4779 * config/mips/mips.c: Include libfuncs.h
4780 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
4782 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
4784 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
4785 parameter. Copy stack_reg to r11 where appropriate.
4786 (no_global_regs_above): Add gpr parameter.
4787 (rs6000_stack_info): Only add padding for SPE save area if we
4788 are saving SPE GPRs and CR.
4789 (saveres_routine_syms): New variable.
4790 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
4792 (rs6000_savres_routine_sym): New function.
4793 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
4795 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
4796 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
4797 Tweak FPR out-of-line saving.
4798 (rs6000_make_savres_rtx): New function.
4799 (rs6000_use_multiple_p): New function.
4800 (rs6000_savres_strategy): New function.
4801 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
4802 out-of-line if appropriate.
4803 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
4804 if we are optimizing for size.
4805 (GP_SAVE_INLINE): Define.
4806 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
4807 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
4808 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
4809 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
4810 (*save_fpregs_<mode>): Add use of r11.
4811 (*restore_gpregs_<mode>): New insn.
4812 (*return_and_restore_gpregs_<mode>): New insn.
4813 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
4815 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
4816 (*restore_gpregs_spe): New insn.
4817 (*return_and_restore_gpregs_spe): New insn.
4818 * config/rs6000/predicates.md (save_world_operation): Fix check.
4820 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4822 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
4823 this point, so assert that.
4825 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4827 * cfganal.c: Include vec.h and vecprim.h.
4828 (compute_idf): Import from...
4829 * tree-into-ssa (compute_idf): ...here.
4830 * basic-block.h (compute_idf): Export.
4832 2008-06-26 Joseph Myers <joseph@codesourcery.com>
4834 * c-decl.c (merge_decls): Use !current_function_decl to check for
4835 extern declaration of C99 inline function being at file scope.
4837 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
4839 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
4841 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4843 * alias.c (record_alias_subset, init_alias_analysis): Fix
4844 -Wc++-compat and/or -Wcast-qual warnings.
4845 * attribs.c (lookup_attribute_spec): Likewise.
4846 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
4847 copy_bb, connect_traces,
4848 find_rarely_executed_basic_blocks_and_cr): Likewise.
4849 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
4850 note_btr_set, migrate_btr_defs): Likewise.
4851 * builtins.c (result_vector, expand_builtin_memcpy,
4852 expand_builtin_mempcpy_args, expand_builtin_strncpy,
4853 builtin_memset_read_str, expand_builtin_printf,
4854 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
4856 * caller-save.c (mark_set_regs): Likewise.
4857 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4858 * cgraph.c (cgraph_edge): Likewise.
4859 * combine.c (likely_spilled_retval_1): Likewise.
4860 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
4861 htab_counts_entry_del, get_coverage_counts): Likewise.
4862 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
4863 new_cselib_val): Likewise.
4864 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
4865 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
4867 * df-core.c (df_compact_blocks): Likewise.
4868 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
4869 * df-scan.c (df_grow_reg_info, df_ref_create,
4870 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
4871 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
4872 df_record_entry_block_defs, df_record_exit_block_uses,
4873 df_bb_verify): Likewise.
4874 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
4875 DF_REF_EXTRACT_MODE_CONST): New.
4876 * dominance.c (get_immediate_dominator, get_dominated_by,
4877 nearest_common_dominator, root_of_dom_tree,
4878 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
4879 -Wc++-compat and/or -Wcast-qual warnings.
4880 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
4881 record_store, replace_read, check_mem_read_rtx, scan_insn,
4882 dse_step1, dse_record_singleton_alias_set): Likewise.
4883 * dwarf2asm.c (dw2_force_const_mem): Likewise.
4885 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4887 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
4888 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
4889 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
4890 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
4891 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
4892 add_ranges_num, add_ranges_by_labels, file_info_cmp,
4893 file_name_acquire, output_file_names, add_const_value_attribute,
4894 premark_used_types_helper, file_table_eq, file_table_hash,
4895 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
4896 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
4897 -Wcast-qual warnings.
4898 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
4899 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
4900 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
4901 gen_reg_rtx, start_sequence, init_emit): Likewise.
4902 * et-forest.c (et_new_occ, et_new_tree): Likewise.
4903 * except.c (init_eh_for_function, gen_eh_region,
4904 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
4905 arh_to_landing_pad, arh_to_label, add_action_record,
4906 add_call_site, switch_to_exception_section): Likewise.
4907 * expmed.c (synth_mult): Likewise.
4908 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
4909 store_expr): Likewise.
4910 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
4912 * function.c (assign_stack_temp_for_type,
4913 allocate_struct_function, match_asm_constraints_1): Likewise.
4914 * gcov-io.c (gcov_allocate): Likewise.
4915 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
4916 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
4917 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
4918 record_one_set, insert_expr_in_table, insert_set_in_table,
4919 dump_hash_table, compute_hash_table_work, alloc_hash_table,
4920 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
4921 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
4922 -Wcast-qual warnings.
4924 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4926 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
4927 -Wcast-qual warnings.
4928 * gcc.c (process_command): Likewise.
4929 * genattrtab.c (oballoc): Use XOBNEW.
4930 (oballocvec): Define.
4931 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
4932 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
4933 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
4934 -Wc++-compat and/or -Wcast-qual warnings.
4935 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
4936 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
4937 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
4938 gen_presence_absence_set, gen_automaton, gen_regexp_el,
4939 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
4940 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
4941 add_excls, process_presence_absence_names,
4942 process_presence_absence_patterns, add_presence_absence,
4943 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
4944 get_free_state, add_arc, get_free_automata_list_el,
4945 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
4946 transform_3, cache_presence, create_ainsns, create_automata,
4947 create_state_ainsn_table, dfa_insn_code_enlarge,
4948 output_trans_func, output_min_issue_delay_func,
4949 output_dead_lock_func, output_reset_func,
4950 output_get_cpu_unit_code_func, output_dfa_start_func,
4951 expand_automata): Likewise.
4952 * genextract.c (gen_insn): Likewise.
4953 * gengtype-lex.l: Likewise.
4954 * gengtype.c (read_input_list, adjust_field_type,
4955 process_gc_options): Likewise.
4956 * genoutput.c (note_constraint): Likewise.
4957 * genpreds.c (mangle, add_constraint): Likewise.
4958 * genrecog.c (process_define_predicate, new_decision,
4959 add_to_sequence): Likewise.
4960 * gensupport.c (record_insn_name): Likewise.
4962 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4964 * config/i386/driver-i386.c (detect_caches_amd,
4965 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
4966 and/or -Wcast-qual warnings.
4967 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
4968 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
4969 gt_pch_save): Likewise.
4970 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
4971 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
4972 * global.c (compute_regsets): Likewise.
4973 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
4974 finish_graph_dump_file): Likewise.
4975 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
4976 unlink_bb_notes): Likewise.
4977 * integrate.c (get_hard_reg_initial_val): Likewise.
4978 * ipa-prop.c (ipa_push_func_to_list): Likewise.
4979 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
4980 * local-alloc.c (update_equiv_regs): Likewise.
4981 * loop-invariant.c (check_invariant_table_size,
4982 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
4984 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
4985 altered_reg_used, mark_altered): Likewise.
4986 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
4987 insert_var_expansion_initialization,
4988 combine_var_copies_in_loop_exit, apply_opt_in_copies,
4989 release_var_copies): Likewise.
4990 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
4991 analyze_matrix_decl, add_allocation_site, analyze_transpose,
4992 analyze_accesses_for_phi_node, check_var_notmodified_p,
4993 check_allocation_function, find_sites_in_func,
4994 record_all_accesses_in_func, transform_access_sites,
4995 transform_allocation_sites): Likewise.
4996 * omp-low.c (new_omp_region, create_omp_child_function_name,
4997 check_omp_nesting_restrictions, check_combined_parallel,
4998 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
4999 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5000 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5001 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5003 * opts-common.c (prune_options): Likewise.
5004 * opts.c (add_input_filename, print_filtered_help,
5005 get_option_state): Likewise.
5006 * params.c (add_params): Likewise.
5007 * passes.c (set_pass_for_id, next_pass_1,
5008 do_per_function_toporder, pass_fini_dump_file): Likewise.
5009 * postreload.c (reload_cse_simplify_operands): Likewise.
5010 * predict.c (tree_predicted_by_p, tree_predict_edge,
5011 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5013 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5015 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5017 * recog.c (check_asm_operands, validate_change_1): Likewise.
5018 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5019 subst_asm_stack_regs): Likewise.
5020 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5021 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5022 * regmove.c (reg_is_remote_constant_p): Likewise.
5023 * regrename.c (regrename_optimize, scan_rtx_reg,
5024 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5026 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5027 regstat_compute_calls_crossed): Likewise.
5028 * reload1.c (init_reload, new_insn_chain,
5029 has_nonexceptional_receiver, reload, copy_reloads,
5030 calculate_needs_all_insns, init_elim_table): Likewise.
5031 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5032 * rtl.c (shallow_copy_rtx_stat): Likewise.
5033 * rtlanal.c (parms_set): Likewise.
5034 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5035 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5036 * sched-ebb.c (earliest_block_with_similiar_load,
5037 add_deps_for_risky_insns): Likewise.
5038 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5039 schedule_region): Likewise.
5040 * see.c (eq_descriptor_pre_extension,
5041 hash_descriptor_pre_extension, hash_del_pre_extension,
5042 eq_descriptor_properties, hash_descriptor_properties,
5043 hash_del_properties, see_seek_pre_extension_expr,
5044 see_initialize_data_structures, see_print_register_properties,
5045 see_print_pre_extension_expr, see_delete_merged_def_extension,
5046 see_delete_unmerged_def_extension, see_emit_use_extension,
5047 see_pre_delete_extension, see_map_extension, see_commit_changes,
5048 see_analyze_merged_def_local_prop,
5049 see_analyze_merged_def_local_prop,
5050 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5051 see_set_prop_merged_def, see_set_prop_unmerged_def,
5052 see_set_prop_unmerged_use, see_print_one_extension,
5053 see_merge_one_use_extension, see_merge_one_def_extension,
5054 see_store_reference_and_extension, see_update_uses_relevancy,
5055 see_update_defs_relevancy): Likewise.
5056 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5057 hash_statistics_free, curr_statistics_hash): Likewise.
5058 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5059 expand_asm_operands, expand_return, case_bit_test_cmp,
5060 expand_case): Likewise.
5061 * stor-layout.c (start_record_layout): Likewise.
5062 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5063 gt_pch_save_stringpool): Likewise.
5064 * tree-data-ref.c (hash_stmt_vertex_info,
5065 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5066 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5068 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5071 * config/i386/i386.md : Change constraints of HImode and QImode
5072 immediate operands from "i" to "n". Change SImode "ni" constraint to
5073 "i" and SImode "rmi" constraint to "g". Remove all constraints
5074 from const0_operand and const1_operand predicated operands.
5075 (i): Change QImode and HImode attribute from "i" to "n".
5076 (*subqi_2): Change HImode operands to QImode.
5079 2008-06-25 Olivier Hainque <hainque@adacore.com>
5081 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5084 2008-06-25 Richard Guenther <rguenther@suse.de>
5086 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5087 not overflow the result type.
5089 2008-06-25 Richard Guenther <rguenther@suse.de>
5091 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5092 (vn_lookup): Likewise.
5094 2008-06-25 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/35518
5097 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5098 * tree-sra.c (instantiate_element): Use fold_build3 to build
5100 (try_instantiate_multiple_fields): Likewise.
5102 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5104 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5107 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5109 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5110 use_backchain_to_restore_sp to true
5111 if the offset of the link register save area would go over the 32k - 1
5112 offset limit of the load
5115 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5117 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5118 anchor for the type-punning blurb. Cross-reference "Structures
5119 unions enumerations and bit-fields implementation". Provide a
5120 cast-through-pointer example. Make final sentence self-contained.
5121 * doc/implement-c.texi (Structures unions enumerations and
5122 bit-fields implementation): Cross-reference the type-punning blurb
5123 in the -fstrict-aliasing documentation.
5125 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5128 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5129 the memory instead of the memory itself for the save area.
5131 2008-06-24 Olivier Hainque <hainque@adacore.com>
5132 Nicolas Roche <roche@adacore.com>
5134 * gengtype.c (srcdir_len): size_t instead of int.
5135 (get_file_realbasename): New function. For F a filename, the real
5136 basename of F, with all the path components stripped.
5137 (get_file_srcdir_relative_path): New function. For F a filename, the
5138 relative path to F from $(srcdir).
5139 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5140 get_file_realbasename. Adjust the head comment.
5141 (get_prefix_langdir_index): New function. For F a filename, return the
5142 lang_dir_names[] relative index of the language directory that is
5144 (get_file_langdir): For F a filename, return the name of the language
5145 directory where F is located.
5146 (get_file_gtfilename): New function. The gt- output file name for an
5148 (get_output_file_with_visibility): Replace in-line computations with
5149 uses of get_file_gtfilename and get_prefix_langdir_index.
5150 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5152 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5154 PR tree-optimization/36504
5155 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5156 references without base address.
5158 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5161 * calls.c (expand_call): Increase alignment for recursive functions.
5163 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5165 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5166 (TARGET_FUNCTION_VALUE): New define.
5167 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5168 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5170 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5172 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5173 (fmod<mode>3): Ditto.
5174 (remainderxf3): Ditto.
5175 (remainder<mode>3): Ditto.
5177 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5180 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5181 REG is a hard register.
5183 PR tree-optimization/36508
5184 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5185 499, don't check it at all in release compilers.
5187 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5189 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5190 together with SSE_TARGET_MATH to disable insn pattern.
5191 (*fop_<MODEF:mode>_2_i387): Ditto.
5192 (*fop_<MODEF:mode>_3_i387): Ditto.
5194 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5196 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5198 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5201 * gimplify.c (gimplify_asm_expr): Check the return code of
5202 parse_output_constraint call, set function return and is_inout
5205 2008-06-22 Ian Lance Taylor <iant@google.com>
5207 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5208 (narrowest_signed_type): Likewise.
5209 * c-typeck.c (c_common_type): Change local variable mclass to enum
5211 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5212 tcc_comparison, not the tree code itself.
5213 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5214 (c_expand_expr): Cast modifier to enum expand_modifier.
5215 * c-common.h (C_RID_CODE): Add casts.
5216 (C_SET_RID_CODE): Define.
5217 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5218 (c_lex_one_token): Add cast to avoid warning.
5219 (c_parser_objc_type_name): Rename local typename to type_name.
5220 (check_no_duplicate_clause): Change code parameter to enum
5222 (c_parser_omp_var_list_parens): Change kind parameter to enum
5224 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5225 c_parser_omp_list_var_parens.
5226 (c_parser_omp_threadprivate): Likewise.
5227 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5228 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5229 * c-format.c (NO_FMT): Define.
5230 (printf_length_specs): Use NO_FMT.
5231 (asm_fprintf_length_specs): Likewise.
5232 (gcc_diag_length_specs): Likewise.
5233 (scanf_length_specs): Likewise.
5234 (strfmon_length_specs): Likewise.
5235 (gcc_gfc_length_specs): Likewise.
5236 (printf_flag_specs): Change 0 to STD_C89.
5237 (asm_fprintf_flag_specs): Likewise.
5238 (gcc_diag_flag_specs): Likewise.
5239 (gcc_cxxdiag_flag_specs): Likewise.
5240 (scanf_flag_specs): Likewise.
5241 (strftime_flag_specs): Likewise.
5242 (strfmon_flag_specs): Likewise.
5243 (print_char_table): Likewise.
5244 (asm_fprintf_char_table): Likewise.
5245 (gcc_diag_char_table): Likewise.
5246 (gcc_tdiag_char_table): Likewise.
5247 (gcc_cdiag_char_table): Likewise.
5248 (gcc_cxxdiag_char_table): Likewise.
5249 (gcc_gfc_char_table): Likewise.
5250 (scan_char_table): Likewise.
5251 (time_char_table): Likewis.
5252 (monetary_char_table): Likewise.
5253 * c-format.h (BADLEN): Likewise.
5255 2008-06-21 Ian Lance Taylor <iant@google.com>
5257 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5258 Define END_OF_BASE_TREE_CODES around inclusion.
5259 * tree.c (tree_code_type): New global array.
5260 (tree_code_length, tree_code_name): Likewise.
5261 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5263 (all-tree.def, s-alltree): New targets.
5264 (gencheck.h, s-gencheck): Remove.
5265 (tree.o): Depend upon all-tree.def.
5266 (build/gencheck.o): Remove gencheck.h dependency.
5267 (mostlyclean): Don't remove gencheck.h.
5268 * c-common.h (enum c_tree_code): Remove.
5269 * c-lang.c (tree_code_type): Remove.
5270 (tree_code_length, tree_code_name): Remove.
5271 * gencheck.c (tree_codes): Include all-tree.def, rather than
5272 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5274 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5276 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5277 (operator_name_info): Size to MAX_TREE_CODES.
5278 (assignment_operator_name_info): Likewise.
5279 * cp/cp-lang.c (tree_code_type): Remove.
5280 (tree_code_length, tree_code_name): Remove.
5281 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5282 (assignment_operator_name_info): Likewise.
5283 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5285 * cp/mangle.c (write_expression): Likewise.
5286 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5287 * fortran/f95-lang.c (tree_code_type): Remove.
5288 (tree_code_length, tree_code_name): Remove.
5289 * java/java-tree.h (enum java_tree_code): Remove.
5290 * java/lang.c (tree_code_type): Remove.
5291 (tree_code_length, tree_code_name): Remove.
5292 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5293 * objc/objc-act.h (enum objc_tree_code): Remove.
5294 * objc/objc-lang.c (tree_code_type): Remove.
5295 (tree_code_length, tree_code_name): Remove.
5296 * objcp/objcp-lang.c (tree_code_type): Remove.
5297 (tree_code_length, tree_code_name): Remove.
5298 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5299 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5300 * ada/misc.c (tree_code_type): Remove.
5301 (tree_code_length, tree_code_name): Remove.
5303 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5305 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5306 the grand_bitmap_obstack.
5308 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5310 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5311 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5312 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5313 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5314 move_stmt_r, new_label_mapper): Likewise.
5315 * tree-complex.c (cvc_lookup): Likewise.
5316 * tree-dfa.c (create_function_ann): Likewise.
5317 * tree-dump.c (dump_register): Likewise.
5318 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5319 find_phi_replacement_condition): Likewise.
5320 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5321 tree_function_versioning): Likewise.
5322 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5323 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5324 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5325 get_nonlocal_debug_decl, convert_nonlocal_reference,
5326 convert_nonlocal_omp_clauses, get_local_debug_decl,
5327 convert_local_reference, convert_local_omp_clauses,
5328 convert_nl_goto_reference, convert_nl_goto_receiver,
5329 convert_tramp_reference, convert_call_expr): Likewise.
5330 * tree-outof-ssa.c (contains_tree_r): Likewise.
5331 * tree-parloops.c (reduction_phi, initialize_reductions,
5332 eliminate_local_variables_1, add_field_for_reduction,
5333 add_field_for_name, create_phi_for_local_result,
5334 create_call_for_reduction_1, create_loads_for_reductions,
5335 create_stores_for_reduction, create_loads_and_stores_for_name):
5337 * tree-phinodes.c (allocate_phi_node): Likewise.
5338 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5339 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5340 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5341 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5342 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5343 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5344 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5345 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5346 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5347 vn_nary_op_insert): Likewise.
5348 * tree-ssa.c (redirect_edge_var_map_add,
5349 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5350 * tree-vectorizer.c (vectorize_loops): Likewise.
5351 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5352 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5353 tree_cons_stat, build1_stat, build_variant_type_copy,
5354 decl_init_priority_lookup, decl_fini_priority_lookup,
5355 decl_priority_info, decl_restrict_base_lookup,
5356 decl_restrict_base_insert, decl_debug_expr_lookup,
5357 decl_debug_expr_insert, decl_value_expr_lookup,
5358 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5359 type_hash_add, get_file_function_name, tree_check_failed,
5360 tree_not_check_failed, tree_range_check_failed,
5361 omp_clause_range_check_failed, build_omp_clause,
5362 build_vl_exp_stat): Likewise.
5363 * value-prof.c (gimple_histogram_value,
5364 gimple_duplicate_stmt_histograms): Likewise.
5365 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5366 unshare_variable, variable_union_info_cmp_pos, variable_union,
5367 dataflow_set_different_1, dataflow_set_different_2,
5368 vt_find_locations, variable_was_changed, set_variable_part,
5369 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5370 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5371 section_entry_hash, object_block_entry_eq,
5372 object_block_entry_hash, create_block_symbol,
5373 initialize_cold_section_name, default_function_rodata_section,
5374 strip_reg_name, set_user_assembler_name, const_desc_eq,
5375 build_constant_desc, output_constant_def, lookup_constant_def,
5376 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5377 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5378 default_internal_label): Likewise.
5379 * varray.c (varray_init, varray_grow): Likewise.
5380 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5382 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5384 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5385 operators for "test" insn. Macroize insn using SWI mode macro.
5386 (*jcc_fused_2): Ditto.
5387 (*jcc_fused_3): Macroize insn using SWI mode macro.
5388 (*jcc_fused_4): Ditto.
5390 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5392 * tree-ssa-pre.c: Fix typo in comment.
5393 (init_antic, fini_antic): Add explicit funtions for
5394 initializing and deinitializing ANTIC and AVAIL sets.
5395 (create_expression_by_pieces): Fix typo in comment.
5396 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5397 (execute_pre): Eventually dump details about ANTIC_IN.
5399 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5401 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5402 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5403 add_to_obstack, file_at_path, find_a_file, execute,
5404 add_preprocessor_option, add_assembler_option, add_linker_option,
5405 process_command, insert_wrapper, do_option_spec, do_self_spec,
5406 spec_path, do_spec_1, is_directory, main, used_arg,
5407 getenv_spec_function): Likewise.
5408 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5409 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5412 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5414 * doc/rtl.texi: Updated subreg section.
5416 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5419 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5420 node->needed and node->reachable.
5421 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5422 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5423 (expand_task_call): Don't call expand_task_copyfn.
5424 (expand_task_copyfn): Renamed to...
5425 (finalize_task_copyfn): ... this.
5427 2008-06-19 Jan Hubicka <jh@suse.cz>
5429 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5430 clobbering framepointer.
5432 2008-06-19 Jan Hubicka <jh@suse.cz>
5434 * tree-optimize.c (execute_early_local_optimizations): Set
5435 cgraph_state only at first invocation.
5437 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5439 * system.h (-Wc++-compat): Activate as a warning, no an error.
5441 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5443 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5444 instead of "#" in insn asm template.
5445 (*jcc_fused_2): Ditto.
5447 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5449 * config/i386/i386.h (ix86_tune_indices)
5450 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5451 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5452 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5453 (*jcc_fused_2): Ditto.
5454 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5455 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5456 (print operand): Handle 'E' and 'e' code.
5458 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5460 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5461 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5462 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5464 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5466 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5468 (cgraph_expand_function): Use local copy of decl.
5469 (cgraph_expand_all_functions): Remove redundant initialization of
5471 (cgraph_optimize): Reword internal_error message.
5473 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5475 * arm-protos.h (arm_return_in_memory): Remove public
5476 arm_return_in_memory() prototype.
5477 * arm.c (arm_return_in_memory): Add static prototype, add target
5478 hook macro, change definition and comments.
5479 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5481 2008-06-19 Ben Elliston <bje@au.ibm.com>
5483 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5484 real.c: Remove references to IEEE 754R.
5485 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5486 * doc/libgcc.texi (Decimal float library routines): Likewise.
5488 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5490 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5491 (default_unwind_word_mode): Add prototype.
5492 * targhooks.c (default_unwind_word_mode): New function.
5493 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5494 instead of word_mode.
5495 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5496 (TARGET_INITIALIZER): Use it.
5498 * c-common.c (handle_mode_attribute): Support "unwind_word"
5500 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5502 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5503 word_mode to access SjLj_Function_Context member "data".
5504 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5505 conversion from targetm.eh_return_filter_mode () to
5506 targetm.unwind_word_mode () if they differ.
5508 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5509 (BT_FN_UNWINDWORD_PTR): New function type.
5510 (BT_FN_WORD_PTR): Remove.
5511 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5512 * except.c (expand_builtin_extend_pointer): Convert pointer to
5513 targetm.unwind_word_mode () instead of word_mode.
5515 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5516 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5517 (spu_unwind_word_mode): New function.
5518 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5519 (TARGET_UNWIND_WORD_MODE): Define.
5520 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5522 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5524 * config/spu/spu.c (reg_align): Remove.
5525 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
5526 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
5527 (spu_split_store): Likewise.
5529 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
5531 * gcc/tree-vn.c: Fix typo in comment.
5533 2008-06-18 Jan Hubicka <jh@suse.cz>
5535 * cgraphunit.c (cgraph_optimize): Output debug info when doing
5536 toplevel reorder too.
5538 2008-06-18 Jan Hubicka <jh@suse.cz>
5540 * c-opts.c (c_common_post_options): PCH is not compatible with
5542 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
5543 -fno-toplevel-reorder by default now.
5545 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5547 PR documentation/30739
5548 * doc/install.texi (Prerequisites): Document dependency on awk.
5550 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
5551 Ian Lance Taylor <iant@google.com>
5553 PR rtl-optimization/35604
5554 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
5555 only want to change jump destinations, not eventual label comparisons.
5557 2008-06-16 Jan Hubicka <jh@suse.cz>
5559 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
5561 (cgraph_analyze_function): Likewise.
5563 2008-06-16 Jan Hubicka <jh@suse.cz>
5565 * cgraph.h (cgraph_mark_if_needed): New function.
5566 * cgraphunit.c (cgraph_mark_if_needed): New function.
5567 * c-decl.c (duplicate_decl): Use it.
5569 2008-06-16 Jan Hubicka <jh@suse.cz>
5571 * cgraph.c (cgraph_add_new_function): When in expansion state, do
5574 2008-06-16 Jan Hubicka <jh@suse.cz>
5576 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
5578 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
5579 Kazu Hirata <kazu@codesourcery.com>
5580 Maxim Kuvyrkov <maxim@codesourcery.com
5582 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
5583 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
5584 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
5585 EXTRA_SPEC_FUNCTIONS.
5586 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
5587 (DRIVER_SELF_SPECS): Adjust.
5588 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
5589 * config/mips/st.h, config/mips/t-st: New.
5590 * config/mips/driver-native.c, config/mips/x-native: New.
5591 * doc/invoke.texi (MIPS): Document 'native' value for -march and
5594 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5596 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
5598 (ISA_HAS_FP_CONDMOVE): New macro.
5599 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
5600 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
5601 (ISA_HAS_NMADD3_NMSUB3): New macro.
5602 * config/mips/mips.c (mips_rtx_costs): Update.
5603 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
5604 compiling for ST Loongson 2E/2F.
5605 (madd<mode>): Rename to madd4<mode>. Update.
5606 (madd3<mode>): New pattern.
5607 (msub<mode>): Rename to msub4<mode>. Update.
5608 (msub3<mode>): New pattern.
5609 (nmadd<mode>): Rename to nmadd4<mode>. Update.
5610 (nmadd3<mode>): New pattern.
5611 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
5612 (nmadd3<mode>_fastmath): New pattern.
5613 (nmsub<mode>): Rename to nmsub4<mode>. Update.
5614 (nmsub3<mode>): New pattern.
5615 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
5616 (nmsub3<mode>_fastmath): New pattern.
5617 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
5619 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
5621 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
5622 (DF_REF_INSN_INFO): New.
5623 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
5624 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
5625 with a NULL DF_REF_INSN_INFO.
5626 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
5628 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
5629 DF_INSN_INFO_EQ_USES): New.
5630 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
5631 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
5632 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
5633 * df-core.c: Update comment for above changes.
5634 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
5635 DF_INSN_UID_* macros.
5636 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
5637 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
5638 insn rtx. Update all callers.
5639 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
5640 df_ref_create_structure, df_insn_refs_collect): Likewise.
5641 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
5642 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
5643 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
5644 macros to access the insn refs.
5645 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
5646 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
5647 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
5648 for accessing the refs.
5649 (try_fwprop_subst): Likewise.
5650 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
5651 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
5652 for accessing the refs.
5653 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
5654 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
5655 to look at the insn refs.
5656 (record_uses): Likewise.
5657 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
5659 (mark_artificial_uses): Don't mark_insn for artificial refs.
5660 (mark_reg_rependencies): Likewise.
5662 * doc/rtl.texi: Remove documentation of ADDRESSOF.
5664 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5666 * configure: Regenerate.
5668 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5670 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
5671 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5672 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5674 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5676 * config/avr/avr.c (avr_mcu_t): Add attiny167.
5677 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5678 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5680 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5682 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
5683 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5684 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5686 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5688 * tree-ssa-sccvn.c: Fix format of comments.
5690 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5692 * cgraph.c: Remove unneeded forward declarations of eq_node()
5695 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
5697 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
5699 (see_update_relevancy): Likewise.
5700 * fwprop.c (try_fwprop_subst): Likewise.
5701 * rtlanal.c (noop_move_p): Likewise.
5702 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
5703 notes to non-existing libcall blocks.
5704 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
5706 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
5707 (dead_libcall_p): Remove.
5708 (delete_trivially_dead_insns): Don't use it.
5709 * web.c (union_defs): Remove comment about keeping nops.
5710 * gcse.c (hash_scan_insn): Don't take libcall pointers.
5711 (compute_hash_table_work): Don't track libcall notes.
5712 (do_local_cprop): Don't take libcall pointers. Don't update
5714 (adjust_libcall_notes): Deleted.
5715 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
5716 ever have existed in the first place).
5717 (replace_store_insn): Don't try to remove libcall notes.
5718 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
5719 (resolve_reg_notes): Don't call them.
5720 (resolve_simple_move): Likewise.
5721 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
5722 Don't remove REG_RETVAL notes.
5723 * emit-rtl.c (try_split): Don't update libcall notes.
5724 (emit_copy_of_insn_after): Dito.
5725 * cselib.c (cselib_current_insn_in_libcall): Remove.
5726 (cselib_process_insn): Don't set/clear it.
5727 (new_elt_loc_list): Don't record it.
5728 (cselib_init): Don't initialize it.
5729 * cselib.c (struct elt_loc_list): Remove in_libcall field.
5730 * loop-invariant.c (find_invariant_insn): Don't look for libcall
5732 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
5733 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
5734 (init_deps): Don't initialize it.
5735 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
5736 * combine.c (delete_noop_moves): Don't update libcall notes.
5737 (can_combine_p): Remove now pointless #if 0 block.
5738 (try_combine): Remove another obsolete #if 0 block.
5739 (distribute_notes): Don't distribute libcall notes.
5740 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
5741 * dce.c (libcall_dead_p): Remove.
5742 (delete_unmarked_insns): Don't handle libcall blocks.
5743 (preserve_libcall_for_dce): Remove.
5744 (prescan_insns_for_dce): Don't special-case libcall block insns.
5745 * reload1 (reload): Don't handle libcall notes.
5746 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
5749 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5751 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
5752 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5753 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5755 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5757 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
5758 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5759 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5761 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5763 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
5765 2008-06-16 Ira Rosen <irar@il.ibm.com>
5767 PR tree-optimization/36493
5768 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
5769 the arguments list. Use VECTYPE to create vector pointer.
5770 (vectorizable_store): Fail if accesses through a pointer to vectype
5771 do not alias the original memory reference operands.
5772 Call vect_create_data_ref_ptr without the removed argument.
5773 (vectorizable_load): Likewise.
5774 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
5777 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
5780 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
5783 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5785 * config/mips/loongson2ef.md: New file.
5786 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
5787 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
5788 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
5789 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
5790 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
5792 (loongson2ef.md): New include.
5793 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
5794 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
5795 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
5796 (loongson_gt_<mode>, loongson_extract_halfword)
5797 (loongson_insert_halfword_0, loongson_insert_halfword_2)
5798 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
5799 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
5800 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
5801 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
5802 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
5803 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
5804 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
5805 (vec_interleave_low<mode>): Define type attribute.
5806 * config/mips/mips.c (mips_ls2): New static variable.
5807 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
5808 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
5809 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
5810 Implement target scheduling hooks.
5811 (mips_multipass_dfa_lookahead): Update to handle tuning for
5813 (mips_sched_init): Initialize data for Loongson scheduling.
5814 (mips_ls2_variable_issue): New static function.
5815 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
5817 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
5818 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
5819 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
5820 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
5821 Handle ST Loongson 2E/2F cores.
5822 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
5824 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5826 * omp-low.c (extract_omp_for_data): Fix comment typo.
5829 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5831 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
5832 FIXME note about gcc/config.guess.
5833 * doc/options.texi (Option file format): Remove non-ASCII bytes.
5834 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
5835 * doc/cppopts.texi: Likewise.
5836 * doc/extend.texi: Likewise.
5837 * doc/gcc.texi: Likewise.
5838 * doc/gccint.texi: Likewise.
5839 * doc/gcov.texi: Likewise.
5840 * doc/gty.texi: Likewise.
5841 * doc/hostconfig.texi: Likewise.
5842 * doc/install.texi: Likewise.
5843 * doc/invoke.texi: Likewise.
5844 * doc/loop.texi: Likewise.
5845 * doc/makefile.texi: Likewise.
5846 * doc/md.texi: Likewise.
5847 * doc/passes.texi: Likewise.
5848 * doc/tm.texi: Likewise.
5849 * doc/tree-ssa.texi: Likewise.
5850 * doc/trouble.texi: Likewise.
5852 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
5853 Nathan Sidwell <nathan@codesourcery.com>
5854 Maxim Kuvyrkov <maxim@codesourcery.com>
5855 Richard Sandiford <rdsandiford@googlemail.com>
5857 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
5858 * config/mips/mips-protos.h (mips_expand_vector_init): New.
5859 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
5861 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
5862 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
5863 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
5865 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
5866 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
5867 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
5868 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
5869 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
5870 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
5871 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
5872 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
5873 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
5874 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
5875 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
5876 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
5877 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
5878 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
5879 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
5880 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
5881 (mips_builtins): Add Loongson builtins.
5882 (mips_loongson_2ef_bdesc): New.
5883 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
5884 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
5885 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
5886 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
5888 (mips_expand_vector_init): New.
5889 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
5890 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
5892 * config/mips/mips.md: Add unspec numbers for Loongson
5893 builtins. Include loongson.md.
5894 (MOVE64): Include Loongson vector modes.
5895 (SPLITF): Include Loongson vector modes.
5896 (HALFMODE): Handle Loongson vector modes.
5897 * config/mips/loongson.md: New.
5898 * config/mips/loongson.h: New.
5899 * config.gcc: Add loongson.h header for mips*-*-* targets.
5900 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
5902 2008-06-14 Joseph Myers <joseph@codesourcery.com>
5904 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
5905 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
5906 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
5907 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
5908 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
5909 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
5910 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
5911 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
5912 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
5913 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
5914 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
5915 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
5916 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
5917 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
5918 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
5919 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
5920 Remove use_fixproto=yes.
5921 (ia64*-*-hpux*): Remove comment about using fixproto.
5922 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
5924 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5926 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
5928 * configure: Regenerate.
5930 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
5933 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
5934 before evaluating it.
5936 2008-06-13 Jakub Jelinek <jakub@redhat.com>
5939 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
5940 nested inline functions.
5941 (start_decl, start_function): Don't invert DECL_EXTERNAL
5942 for nested inline functions.
5944 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5946 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
5947 splits that must be made for correctness.
5949 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5951 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
5952 (AVAIL_NON_MIPS16): Likewise.
5953 (mips_builtin_description): Replace target_flags with a predicate.
5954 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
5955 (dspr2_32): New availability predicates.
5956 (MIPS_BUILTIN): New macro.
5957 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
5958 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
5959 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
5960 Replace the TARGET_FLAGS parameters with AVAIL parameters.
5961 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
5962 (mips_dsp_32only_bdesc): Merge into...
5963 (mips_builtins): ...this new array.
5964 (mips_bdesc_map, mips_bdesc_arrays): Delete.
5965 (mips_init_builtins): Update after above changes.
5966 (mips_expand_builtin_1): Merge into...
5967 (mips_expand_builtin): ...here and update after above changes.
5969 2008-06-12 Paul Brook <paul@codesourcery.com>
5971 * longlong.h (__arm__): Define count_leading_zeros.
5972 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
5973 (clzsi2, clzdi2): New functions.
5974 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
5975 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
5976 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
5977 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
5978 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
5979 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
5980 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
5981 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5982 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
5983 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
5985 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
5987 * config/m68k/m68k.c (m68k_tune_flags): New.
5988 (override_options): Compute m68k_tune_flags.
5989 (MULL_COST, MULW_COST): Update for various variants of CFV2.
5990 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
5992 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5995 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
5997 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5999 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6000 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6002 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6004 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6005 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6007 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6010 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6013 2008-06-12 Richard Guenther <rguenther@suse.de>
6015 PR tree-optimization/36345
6016 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6017 add memory_tag_needed flag.
6018 (may_alias_p): Declare.
6019 * tree-ssa-alias.c (may_alias_p): Export.
6020 (set_initial_properties): Use memory_tag_needed flag.
6021 (update_reference_counts): Likewise.
6022 (reset_alias_info): Reset memory_tag_needed flag.
6023 (create_name_tags): Check memory_tag_needed flag.
6024 (dump_points_to_info_for): Dump it.
6025 * tree-ssa-structalias.c (struct variable_info): Remove
6026 directly_dereferenced flag.
6027 (new_var_info): Do not initialize it.
6028 (process_constraint_1): Do not set it.
6029 (update_alias_info): Set is_dereferenced flag.
6030 (set_uids_in_ptset): Use may_alias_p.
6031 (set_used_smts): Check memory_tag_needed flag.
6032 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6033 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6034 memory_tag_needed flag.
6035 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6038 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6040 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6041 red zone for w64 abi.
6042 (ix86_expand_prologue): Likewise.
6043 (ix86_force_to_memory): Likewise.
6044 (ix86_free_from_memory): Likewise.
6046 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6049 * config/rs6000/rs6000.c (rs6000_override_options): Set
6050 rs6000_isel conditionally to the absence of comand line override.
6051 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6052 Remove duplicate rs6000_isel setting.
6053 * config/rs6000/eabispe.h: Ditto.
6055 2008-06-11 Richard Guenther <rguenther@suse.de>
6057 * alias.c (get_alias_set): Use the element alias-set for arrays.
6058 (record_component_aliases): For arrays and vectors do nothing.
6059 * c-common.c (strict_aliasing_warning): Handle the cases
6060 of alias set zero explicitly.
6061 * Makefile.in (dfp.o-warn): Add -Wno-error.
6063 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6065 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6067 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6068 tune_32 tune_64 to supported_defaults. Allow values not
6069 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6070 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6071 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6072 with_cpu_64 to generic for 64-bit-supporting configurations, not
6073 with_cpu. Remove FIXMEs.
6074 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6075 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6076 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6077 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6078 arch_32 and arch_64.
6080 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6081 Olivier Hainque <hainque@adacore.com>
6083 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6084 Use DECL_SIZE_UNIT to retrieve the size of the field.
6086 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6088 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6089 with function calls after declarations. Lay out
6090 neon_float_type_node before further use.
6092 2008-06-11 Richard Guenther <rguenther@suse.de>
6094 * tree-flow.h (may_point_to_global_var): Declare.
6095 * tree-ssa-alias.c (may_point_to_global_var): New function.
6096 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6098 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6100 * configure.ac: Teach that fido supports .debug_line.
6101 * configure: Regenerate.
6103 2008-06-10 Tom Tromey <tromey@redhat.com>
6105 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6108 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6110 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6111 (encode_decimal64, decode_decimal64, encode_decimal128,
6112 decode_decimal128): Reverse order of 32-bit parts of value if host
6113 and target endianness differ.
6115 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6117 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6118 Avoid division by 0.
6119 (tree_mod_pow2_value_transform): Likewise.
6120 (tree_ic_transform): Likewise.
6121 (tree_stringops_transform): Likewise.
6122 (tree_mod_subtract_transform): Likewise.
6123 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6124 (copy_edges_for_bb): Likewise.
6125 (initialize_cfun): Likewise.
6127 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6130 nonmemory_operand. Add "N" operand constraint.
6132 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6133 (*jcc_btsi_mask): Ditto.
6134 (*jcc_btsi_mask_1): Ditto.
6136 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6138 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6139 TYPE_CANONICAL for copied element type.
6141 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6144 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6145 Add m_CORE2 and m_GENERIC.
6146 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6147 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6149 (*jcc_btdi_rex64): New instruction and split pattern.
6151 (*jcc_btsi_1): Ditto.
6152 (*btsq): Fix Intel asm dialect operand order.
6156 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6159 * simplify-rtx.c (simplify_subreg): Add check for shift count
6162 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6164 * doc/md.texi: Synchronize with later constraints.md change.
6165 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6166 with a C implementation.
6167 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6169 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6170 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6171 when moving to and from MD_REGNUM.
6172 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6173 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6174 Handle byte and halfword moves.
6175 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6177 * config/mips/constraints.md (h): Turn into NO_REGS.
6178 (l, x): Update documentation.
6179 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6180 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6181 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6182 (HILO): New mode iterator.
6184 (any_div): New code iterator.
6185 (u): Extend code attribute to div and udiv.
6186 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6187 d_operand in the splitters. Remove redundant CONST_INT checks.
6188 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6189 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6190 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6191 accordingly, using normal moves instead of unspecs to move LO into
6192 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6193 (<u>mulsidi3): Handle expansion in C code.
6194 (<u>mulsidi3_32bit_internal): Rename to...
6195 (<u>mulsidi3_32bit): ...this.
6196 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6197 (*<u>mulsidi3_64bit): Rename to...
6198 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6199 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6200 to set LO and HI to the multiplication result. Use a normal move
6201 for MFLO and an unspec for MFHI.
6202 (*<u>mulsidi3_64bit_parts): Replace with...
6203 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6204 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6205 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6206 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6207 instead of HI. Split the instruction into a separate multiplication
6208 and MFHI if !TARGET_FIX_R4000.
6209 (<su>muldi3_highpart): Likewise.
6210 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6211 and the "=h" clobber.
6212 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6213 (<u>mulditi3): New expander.
6214 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6215 (madsi): Remove "=h" clobber.
6216 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6217 Force the modulus result to be a GPR and split the instruction into
6218 a division followed by an MFHI after reload.
6219 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6220 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6221 the MIPS16 HIGH define_split.
6222 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6223 of acc<->gpr moves to "multi".
6224 (*movdi_64bit): Replace the single "x" alternative with
6225 alternatives for moving into and out of "a".
6226 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6227 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6228 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6229 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6230 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6231 (movti): New expander.
6232 (*movti, *movti_mips16): New insns.
6233 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6234 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6235 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6236 * config/mips/predicates.md (fpr_operand): Delete.
6237 (d_operand): New predicate.
6239 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6241 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6242 failure on some Bourne shells.
6243 (x86_64-*-*): Ditto.
6245 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6247 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6249 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6251 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6252 (sparc-sun-solaris2*): Likewise.
6254 2008-06-09 Arnaud Charlet <charlet@adacore.com
6256 * doc/install.texi: Update requirements to build the Ada compiler.
6258 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6260 * df-scan.c (struct df_scan_problem_data): Remove the
6261 mw_link_pool alloc pool.
6262 (df_scan_free_internal): Don't free it.
6263 (df_scan_alloc): Don't allocate it.
6264 * df.h (struct df_link): Update comment.
6266 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6268 * except.h: Correct checks for when SJLJ exceptions must be used.
6270 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6272 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6275 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6277 PR tree-optimization/36218
6278 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6279 configure for the build system.
6280 (BUILD_LDFLAGS): Define.
6281 * configure: Regenerate.
6282 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6284 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6287 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6288 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6289 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6291 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6293 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6295 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6297 * config.gcc (Obsolete configurations): Remove list of
6299 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6300 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6301 targets matched by those patterns.
6302 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6303 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6304 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6305 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6306 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6307 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6308 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6309 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6310 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6311 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6312 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6313 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6314 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6315 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6316 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6317 Make code for Solaris 7 and greater unconditional for Solaris.
6318 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6319 Remove --with-* handling.
6320 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6321 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6322 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6323 LINK_OS_WINDISS_SPEC): Remove.
6324 * config/rs6000/sysv4.opt (mwindiss): Remove.
6325 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6326 * configure: Regenerate.
6327 * doc/cpp.texi: Don't mention BeOS.
6328 * doc/extend.texi (interrupt): Don't mention MS1.
6329 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6330 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6331 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6332 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6333 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6335 * doc/invoke.texi (MT Options): Remove.
6336 (-mwindiss): Remove.
6337 (CRIS Options): Remove cris-axis-aout references.
6338 (HPPA Options): Don't mention hppa1.1-*-pro.
6339 * doc/md.texi: (MorphoTech family): Remove.
6340 * libgcc2.c: Don't handle UWIN.
6341 * config/alpha/t-unicosmk: Remove.
6342 * config/alpha/unicosmk.h: Remove.
6343 * config/arm/kaos-arm.h: Remove.
6344 * config/arm/kaos-strongarm.h: Remove.
6345 * config/arm/strongarm-coff.h: Remove.
6346 * config/arm/strongarm-elf.h: Remove.
6347 * config/arm/strongarm-pe.h: Remove.
6348 * config/arm/t-strongarm-pe: Remove.
6349 * config/arm/t-xscale-coff: Remove.
6350 * config/arm/t-xscale-elf: Remove.
6351 * config/arm/xscale-coff.h: Remove.
6352 * config/arm/xscale-elf.h: Remove.
6353 * config/chorus.h: Remove.
6354 * config/cris/aout.h: Remove.
6355 * config/cris/aout.opt: Remove.
6356 * config/cris/t-aout: Remove.
6357 * config/i386/beos-elf.h: Remove.
6358 * config/i386/kaos-i386.h: Remove.
6359 * config/i386/ptx4-i.h: Remove.
6360 * config/i386/sco5.h: Remove.
6361 * config/i386/sco5.opt: Remove.
6362 * config/i386/sysv4-cpp.h: Remove.
6363 * config/i386/sysv5.h: Remove.
6364 * config/i386/t-beos: Remove.
6365 * config/i386/t-sco5: Remove.
6366 * config/i386/t-uwin: Remove.
6367 * config/i386/uwin.asm: Remove.
6368 * config/i386/uwin.h: Remove.
6369 * config/kaos.h: Remove.
6370 * config/mips/windiss.h: Remove.
6371 * config/mt: Remove directory.
6372 * config/pa/pa-osf.h: Remove.
6373 * config/pa/pa-pro-end.h: Remove.
6374 * config/pa/t-pro: Remove.
6375 * config/ptx4.h: Remove.
6376 * config/rs6000/beos.h: Remove.
6377 * config/rs6000/kaos-ppc.h: Remove.
6378 * config/rs6000/t-beos: Remove.
6379 * config/rs6000/windiss.h: Remove.
6380 * config/sh/kaos-sh.h: Remove.
6381 * config/sol2-6.h: Remove.
6382 * config/sparc/sol26-sld.h: Remove.
6383 * config/sparc/sysv4-only.h: Remove.
6384 * config/vax/bsd.h: Remove.
6385 * config/vax/t-memfuncs: Remove.
6386 * config/vax/ultrix.h: Remove.
6387 * config/vax/vaxv.h: Remove.
6388 * config/windiss.h: Remove.
6390 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6392 PR rtl-optimization/36438
6393 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6394 for vector shifts with constant scalar shift operands.
6396 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6398 * doc/invoke.texi: Document -march=xlr.
6399 * config/mips/xlr.md: New file.
6400 * config/mips/mips.md: Include it.
6402 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6403 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6404 (mips_rtx_cost_data): Likewise.
6406 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6408 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6409 PRE_INC and PRE_DEC cases.
6411 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6413 PR rtl-optimization/36419
6414 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6415 the emitting jump insn.
6418 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6419 is not bool, boolify the whole *expr_p and convert to the desired type.
6421 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6423 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6424 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6425 Add omp_private_outer_ref hook, add another argument to
6426 omp_clause_default_ctor hook.
6427 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6428 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6429 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6430 hook_tree_tree_tree_tree_null.
6431 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6432 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6433 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6434 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6435 * tree.def (OMP_TASK): New tree code.
6436 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6437 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6438 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6439 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6440 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6441 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6442 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6443 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6444 (OMP_DIRECTIVE_P): Add OMP_TASK.
6445 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6446 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6447 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6448 and OMP_CLAUSE_UNTIED entries.
6449 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6451 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6452 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6453 * tree-pretty-print.c (dump_omp_clause): Handle
6454 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6455 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6456 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6457 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6458 warning about unsigned iterators. Change decl/init/cond/incr
6459 arguments to TREE_VECs, check arguments for all collapsed loops.
6460 (c_finish_omp_taskwait): New function.
6461 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6463 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6464 default_function_array_conversion on init. Add par_clauses argument.
6465 If decl is present in parallel's lastprivate clause, change it to
6466 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6467 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6468 collapse count in clauses.
6469 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6470 c_parser_omp_for_loop callers.
6471 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6472 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6473 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6474 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6476 (c_parser_omp_clause_schedule): Handle schedule(auto).
6477 Include correct location in the error message.
6478 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6479 and PRAGMA_OMP_CLAUSE_UNTIED.
6480 (OMP_TASK_CLAUSE_MASK): Define.
6481 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6482 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6483 * tree-nested.c (convert_nonlocal_omp_clauses,
6484 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6485 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6486 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6487 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6489 (conver_nonlocal_reference, convert_local_reference,
6490 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6491 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6492 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6493 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6494 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6495 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6496 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6497 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6498 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6500 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6501 * c-common.h (c_finish_omp_taskwait): New prototype.
6502 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6503 * tree-parloops.c (create_parallel_loop): Create 1 entry
6504 vectors for OMP_FOR_{INIT,COND,INCR}.
6505 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6506 (make_edges): Handle OMP_TASK.
6507 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6508 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6509 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6510 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6511 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6512 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6513 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6514 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6515 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6516 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6517 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6518 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6519 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6520 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6521 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6522 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6523 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6524 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6525 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
6526 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
6527 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
6528 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
6529 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
6530 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
6531 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
6532 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
6533 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
6534 original iterator is present in lastprivate clause or if
6535 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
6536 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6537 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
6538 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
6539 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
6540 if it is set, lookup var in outer contexts too. Handle
6541 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
6542 to be implicitly determined firstprivate for task regions.
6543 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
6544 if it is set, lookup var in outer contexts too. Set
6545 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
6546 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
6547 OMP_CLAUSE_UNTIED. Take region_type as last argument
6548 instead of in_parallel and in_combined_parallel.
6549 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
6551 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
6552 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
6553 (new_omp_context): Set default_kind to
6554 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
6555 (omp_region_type): New enum.
6556 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
6557 fields, add region_type.
6558 (new_omp_context): Take region_type as argument instead of is_parallel
6559 and is_combined_parallel.
6560 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
6561 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6562 ctx->is_combined_parallel checks.
6563 (gimplify_omp_task): New function.
6564 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6566 * omp-low.c (extract_omp_for_data): Use schedule(static)
6567 for schedule(auto). Handle pointer and unsigned iterators.
6568 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
6569 Add loops argument. Extract data for collapsed OMP_FOR loops.
6570 (expand_parallel_call): Assert sched_kind isn't auto,
6571 map runtime schedule to index 3.
6572 (struct omp_for_data_loop): New type.
6573 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
6574 Add loop, loops, collapse and iter_type fields.
6575 (workshare_safe_to_combine_p): Disallow combined for if
6576 iter_type is unsigned long long. Don't combine collapse > 1 loops
6577 unless all bounds and steps are constant. Adjust extract_omp_for_data
6579 (expand_omp_for_generic): Handle pointer, unsigned and long long
6580 iterators. Handle collapsed OMP_FOR loops. Adjust
6581 for struct omp_for_data changes. If libgomp function doesn't return
6582 boolean_type_node, add comparison of the return value with 0.
6583 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
6584 pointer, unsigned and long long iterators. Adjust for struct
6585 omp_for_data changes.
6586 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
6587 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
6588 unsigned long long. Allocate loops array, pass it to
6589 extract_omp_for_data. For collapse > 1 loops use always
6590 expand_omp_for_generic.
6591 (omp_context): Add sfield_map and srecord_type fields.
6592 (is_task_ctx, lookup_sfield): New functions.
6593 (use_pointer_for_field): Use is_task_ctx helper. Change first
6594 argument's type from const_tree to tree. Clarify comment.
6595 In OMP_TASK disallow copy-in/out sharing.
6596 (build_sender_ref): Call lookup_sfield instead of lookup_field.
6597 (install_var_field): Add mask argument. Populate both record_type
6598 and srecord_type if needed.
6599 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
6601 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
6602 and DECL_FIELD_OFFSET.
6603 (scan_sharing_clauses): Adjust install_var_field callers. For
6604 firstprivate clauses on explicit tasks allocate the var by value in
6605 record_type unconditionally, rather than by reference.
6606 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
6607 Use is_taskreg_ctx instead of is_parallel_ctx.
6608 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6609 (create_omp_child_function_name): Add task_copy argument, use
6610 *_omp_cpyfn* names if it is true.
6611 (create_omp_child_function): Add task_copy argument, if true create
6612 *_omp_cpyfn* helper function.
6613 (scan_omp_parallel): Adjust create_omp_child_function callers.
6614 Rename parallel_nesting_level to taskreg_nesting_level.
6615 (scan_omp_task): New function.
6616 (lower_rec_input_clauses): Don't run constructors for firstprivate
6617 explicit task vars which are initialized by *_omp_cpyfn*.
6618 Pass outer var ref to omp_clause_default_ctor hook if
6619 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
6620 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
6621 OMP_CLAUSE_REDUCTION_INIT.
6622 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
6623 avoid duplicate setting of fields. Handle
6624 OMP_CLAUSE_PRIVATE_OUTER_REF.
6625 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
6626 copy-out if TREE_READONLY, only copy-in.
6627 (expand_task_copyfn): New function.
6628 (expand_task_call): New function.
6629 (struct omp_taskcopy_context): New type.
6630 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
6632 (lower_omp_parallel): Rename to...
6633 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6634 Call create_task_copyfn if srecord_type is needed. Adjust
6636 (task_shared_vars): New variable.
6637 (check_omp_nesting_restrictions): Warn if work-sharing,
6638 barrier, master or ordered region is closely nested inside OMP_TASK.
6639 Add warnings for barrier if closely nested inside of work-sharing,
6640 ordered, or master region.
6641 (scan_omp_1): Call check_omp_nesting_restrictions even for
6642 GOMP_barrier calls. Rename parallel_nesting_level to
6643 taskreg_nesting_level. Handle OMP_TASK.
6644 (lower_lastprivate_clauses): Even if some lastprivate is found on a
6645 work-sharing construct, continue looking for them on parent parallel
6647 (lower_omp_for_lastprivate): Add lastprivate clauses
6648 to the beginning of dlist rather than end. Adjust for struct
6649 omp_for_data changes.
6650 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
6651 not after it. Handle collapsed OMP_FOR loops, adjust for
6652 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
6653 (get_ws_args_for): Adjust extract_omp_for_data caller.
6654 (scan_omp_for): Handle collapsed OMP_FOR
6655 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6656 (lower_omp_single_simple): If libgomp function doesn't return
6657 boolean_type_node, add comparison of the return value with 0.
6658 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
6659 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
6660 (parallel_nesting_level): Rename to...
6661 (taskreg_nesting_level): ... this.
6662 (is_taskreg_ctx): New function.
6663 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
6665 (execute_lower_omp): Rename parallel_nesting_level to
6666 taskreg_nesting_level.
6667 (expand_omp_parallel): Rename to...
6668 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6669 Call omp_task_call for OMP_TASK regions.
6670 (expand_omp): Adjust caller, handle OMP_TASK.
6671 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
6673 * bitmap.c (bitmap_default_obstack_depth): New variable.
6674 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
6675 if argument is NULL and bitmap_default_obstack is already initialized.
6676 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
6678 * matrix-reorg.c (matrix_reorg): Likewise.
6680 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6682 * config/i386/i386.md (*indirect_jump): Macroize using P
6683 mode iterator. Remove !TARGET_64BIT from insn constraints.
6684 (*tablejump_1): Ditto.
6685 (*indirect_jump_rex64): Remove insn pattern.
6686 (*tablejump_1_rex64): Ditto.
6687 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
6688 and eh_return_si insn patterns.
6690 2008-06-06 Richard Guenther <rguenther@suse.de>
6692 * tree-ssa-structalias.c (merge_smts_into): Remove.
6693 (find_what_p_points_to): Do not bother to compute the
6694 points-to set for pt_anything pointers.
6695 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
6696 for pt_anything pointers is ok.
6698 2008-06-06 Jan Hubicka <jh@suse.cz>
6700 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
6702 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6704 * cgraph.c: Fix typos in comments.
6705 (cgraph_availability_names): Fix string typo.
6706 * fold-const.c: Fix typos in comments.
6707 (fold_binary): Fix typo in warning.
6708 * genautomata.c: Fix typos in comments.
6709 (check_presence_pattern_sets): Fix typo in local variable.
6710 (output_description): Fix typo in output.
6711 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
6712 * hwint.h: Likewise.
6713 * matrix-reorg.c (check_allocation_function): Likewise.
6714 * omega.c (smooth_weird_equations): Likewise.
6715 * auto-inc-dec.c: Fix typos in comments.
6716 * bb-reorder.c: Likewise.
6717 * builtins.c: Likewise.
6718 * c-common.c: Likewise.
6719 * c-cppbuiltin.c: Likewise.
6720 * c-parser.c: Likewise.
6721 * c-pretty-print.c: Likewise.
6722 * cfgcleanup.c: Likewise.
6723 * cfgexpand.c: Likewise.
6724 * cfghooks.c: Likewise.
6725 * cfglayout.c: Likewise.
6726 * cfgloopmanip.c: Likewise.
6727 * cgraphunit.c: Likewise.
6728 * coverage.c: Likewise.
6729 * dbxout.c: Likewise.
6730 * df-byte-scan.c: Likewise.
6731 * df-core.c: Likewise.
6732 * df-problems.c: Likewise.
6733 * df-scan.c: Likewise.
6735 * dominance.c: Likewise.
6736 * domwalk.c: Likewise.
6738 * dwarf2out.c: Likewise.
6739 * emit-rtl.c: Likewise.
6740 * et-forest.c: Likewise.
6741 * function.c: Likewise.
6742 * function.h: Likewise.
6744 * gcov-io.c: Likewise.
6747 * genattrtab.c: Likewise.
6748 * ggc-page.c: Likewise.
6749 * gimplify.c: Likewise.
6750 * gthr-lynx.h: Likewise.
6751 * haifa-sched.c: Likewise.
6752 * ipa-cp.c: Likewise.
6753 * ipa-inline.c: Likewise.
6754 * ipa-prop.h: Likewise.
6755 * ipa-pure-const.c: Likewise.
6756 * ipa-struct-reorg.c: Likewise.
6757 * ipa-struct-reorg.h: Likewise.
6758 * ipa-type-escape.c: Likewise.
6760 * loop-doloop.c: Likewise.
6761 * mips-tfile.c: Likewise.
6762 * mkmap-flat.awk: Likewise.
6763 * mkmap-symver.awk: Likewise.
6764 * modulo-sched.c: Likewise.
6765 * omp-low.c: Likewise.
6766 * optabs.c: Likewise.
6767 * optabs.h: Likewise.
6769 * passes.c: Likewise.
6770 * postreload-gcse.c: Likewise.
6771 * postreload.c: Likewise.
6772 * predict.c: Likewise.
6773 * pretty-print.h: Likewise.
6774 * profile.c: Likewise.
6775 * protoize.c: Likewise.
6776 * ra-conflict.c: Likewise.
6778 * recog.c: Likewise.
6779 * regclass.c: Likewise.
6781 * reload.c: Likewise.
6782 * rtl-error.c: Likewise.
6783 * rtlanal.c: Likewise.
6785 * sched-rgn.c: Likewise.
6788 * target.h: Likewise.
6789 * tree-dfa.c: Likewise.
6790 * tree-eh.c: Likewise.
6791 * tree-flow-inline.h: Likewise.
6792 * tree-inline.c: Likewise.
6793 * tree-into-ssa.c: Likewise.
6794 * tree-loop-distribution.c: Likewise.
6795 * tree-nested.c: Likewise.
6796 * tree-parloops.c: Likewise.
6797 * tree-pass.h: Likewise.
6798 * tree-pretty-print.c: Likewise.
6799 * tree-profile.c: Likewise.
6800 * tree-scalar-evolution.c: Likewise.
6801 * tree-sra.c: Likewise.
6802 * tree-ssa-alias-warnings.c: Likewise.
6803 * tree-ssa-ccp.c: Likewise.
6804 * tree-ssa-coalesce.c: Likewise.
6805 * tree-ssa-dom.c: Likewise.
6806 * tree-ssa-dse.c: Likewise.
6807 * tree-ssa-forwprop.c: Likewise.
6808 * tree-ssa-live.c: Likewise.
6809 * tree-ssa-live.h: Likewise.
6810 * tree-ssa-loop-im.c: Likewise.
6811 * tree-ssa-loop-ivopts.c: Likewise.
6812 * tree-ssa-loop-niter.c: Likewise.
6813 * tree-ssa-loop-prefetch.c: Likewise.
6814 * tree-ssa-phiopt.c: Likewise.
6815 * tree-ssa-phiprop.c: Likewise.
6816 * tree-ssa-sccvn.c: Likewise.
6817 * tree-ssa-ter.c: Likewise.
6818 * tree-ssa-threadupdate.c: Likewise.
6819 * tree-ssa.c: Likewise.
6820 * tree-vect-analyze.c: Likewise.
6821 * tree-vect-transform.c: Likewise.
6822 * tree-vectorizer.c: Likewise.
6823 * tree-vn.c: Likewise.
6824 * tree-vrp.c: Likewise.
6826 * tree.def: Likewise.
6828 * unwind-dw2-fde.c: Likewise.
6829 * unwind.inc: Likewise.
6830 * value-prof.c: Likewise.
6831 * vmsdbgout.c: Likewise.
6833 2008-06-05 David Edelsohn <edelsohn@gnu.org>
6835 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
6836 always place FP constants in the TOC for TARGET_POWERPC64.
6837 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
6839 2008-06-05 Joseph Myers <joseph@codesourcery.com>
6841 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
6842 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
6843 enable for TARGET_E500_DOUBLE.
6844 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
6845 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
6846 floating-point modes like integer modes for E500 double.
6847 (rs6000_legitimate_offset_address_p): Likewise.
6848 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
6849 addressing for DDmode for E500 double.
6850 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
6851 modes as using 64-bits of registers for E500 double.
6852 (spe_build_register_parallel): Do not handle DDmode or TDmode.
6853 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
6854 specially for E500 double.
6855 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
6856 TDmode for E500 double.
6857 (rs6000_gimplify_va_arg): Only handle SDmode in registers
6858 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
6859 (rs6000_split_multireg_move): Do not handle TDmode specially for
6861 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
6862 using 64-bit registers for E500 double.
6863 (emit_frame_save): Do not handle DDmode specially for E500 double.
6864 (gen_frame_mem_offset): Likewise.
6865 (rs6000_function_value): Do not call spe_build_register_parallel
6866 for DDmode or TDmode.
6867 (rs6000_libcall_value): Likewise.
6868 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
6869 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
6872 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
6874 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
6877 2008-06-04 Junjie Gu <jgu@tensilica.com>
6879 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
6880 comparison for frame pointers.
6882 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6885 * config/avr/avr.h (PUSH_ROUNDING): Remove.
6887 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6890 * builtins.c (expand_builtin_signbit): Don't take lowpart when
6891 register is already smaller or equal to required mode.
6893 2008-06-04 Xinliang David Li <davidxl@google.com>
6895 * tree-call-cdce.c: New file.
6896 (cond_dead_built_in_calls): New static variable.
6897 (input_domain): New struct.
6898 (check_pow): New function.
6899 (check_builtin_call): Ditto.
6900 (check_target_format): Ditto.
6901 (is_call_dce_candidate): Ditto.
6902 (gen_one_condition): Ditto.
6903 (gen_conditions_for_domain): Ditto.
6904 (get_domain): Ditto.
6905 (gen_conditions_for_pow_cst_base): Ditto.
6906 (gen_conditions_for_pow_int_base): Ditto.
6907 (gen_conditions_for_pow): Ditto.
6908 (get_no_error_domain): Ditto.
6909 (gen_shrink_wrap_conditions): Ditto.
6910 (shrink_wrap_one_built_in_call): Ditto.
6911 (shink_wrap_conditional_dead_built_in_calls): Ditto.
6912 (tree_call_cdce): Ditto.
6913 (gate_call_cdce): Ditto.
6914 (pass_call_cdce): New gimple pass.
6915 * passes.c: (init_optimization_passes): New pass.
6916 * tree-pass.h: New pass declaration.
6917 * opts.c (decode_options): New flag setting.
6918 * common.opt: Add -ftree-builtin-call-dce flag.
6919 * Makefile.in: Add new source file.
6920 * tempvar.def: New tv_id.
6921 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
6923 2008-06-04 Richard Guenther <rguenther@suse.de>
6925 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
6926 (is_call_clobbered): Always check var_ann->call_clobbered.
6927 (mark_call_clobbered): Always set var_ann->call_clobbered.
6928 (clear_call_clobbered): Always clear var_ann->call_clobbered.
6929 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
6930 (reset_alias_info): Clear call clobbering info on MTAGs and
6932 (set_pt_anything): Set pt_global_mem.
6933 (create_tag_raw): Adjust comment.
6934 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
6936 2008-06-04 Joseph Myers <joseph@codesourcery.com>
6937 Maxim Kuvyrkov <maxim@codesourcery.com>
6939 * config/m68k/m68k.opt (mxgot): New option.
6940 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
6941 (m68k_output_addr_const_extra): New.
6942 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
6943 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
6944 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
6945 * doc/invoke.texi (M680x0 Options): Document -mxgot.
6947 2008-06-04 Richard Guenther <rguenther@suse.de>
6949 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
6950 negative or non-representable offsets.
6952 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
6954 * config/i386/i386.c (ix86_gen_leave): New.
6955 (ix86_gen_pop1): Likewise.
6956 (ix86_gen_add3): Likewise.
6957 (ix86_gen_sub3): Likewise.
6958 (ix86_gen_sub3_carry): Likewise.
6959 (ix86_gen_one_cmpl2): Likewise.
6960 (ix86_gen_monitor): Likewise.
6961 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
6962 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
6963 ix86_gen_one_cmpl2 and ix86_gen_monitor.
6964 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
6965 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
6966 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
6967 (ix86_expand_epilogue): Updated.
6968 (print_operand): Handle integer register operand for 'z'.
6969 (ix86_expand_strlensi_unroll_1): Likewise.
6970 (ix86_expand_strlen): Likewise.
6971 (ix86_expand_builtin): Likewise.
6972 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
6973 mov{q}/mov{l} and add{q}/add{l}.
6975 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6977 * config/i386/i386.md (P): New mode iterator.
6978 (SFmode push_operand splitter): Macroize DImode and SImode pushes
6979 using P mode iterator.
6980 (DFmode push_operand splitter): Ditto.
6981 (XFmode push_operand splitter): Ditto.
6982 (DFmode float_extend SFmode push_operand splitter): Ditto.
6983 (XFmode float_extend SFmode push_operand splitter): Do not generate
6984 SImode pushes for 64bit target. Macroize Dimode and SImode
6985 pushes using P mode iterator.
6986 (XFmode float_extend DFmode push_operand splitter): Ditto.
6988 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6990 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
6991 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
6992 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
6994 (ix86_call_abi_override): Remove check for call_used_regs.
6996 2008-06-03 Richard Guenther <rguenther@suse.de>
6998 * tree-ssa-structalias.c (find_func_aliases): Add constraints
6999 for the lhs of calls if the return type contains pointers.
7001 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7003 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7004 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7005 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7006 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7007 of cfun and DEFAULT_ABI to deceide abi mode.
7009 (REG_PARM_STACK_SPACE): Removed.
7010 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7011 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7012 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7013 (ix86_function_abi): Likewise.
7014 (ix86_function_type_abi): Likewise.
7015 (ix86_call_abi_override): Likewise.
7016 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7017 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7018 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7019 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7021 (X86_64_REGPARM_MAX): New.
7022 (X86_64_SSE_REGPARM_MAX): New.
7023 (X64_REGPARM_MAX): New.
7024 (X64_SSE_REGPARM_MAX): New.
7025 (X86_32_REGPARM_MAX): New.
7026 (X86_32_SSE_REGPARM_MAX): New.
7027 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7028 (ix86_function_regparm): Handle user calling abi.
7029 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7030 by DEFAULT_ABI versus SYSV_ABI check.
7031 (ix86_reg_parm_stack_space): New.
7032 (ix86_function_type_abi): New.
7033 (ix86_call_abi_override): New.
7034 (ix86_function_abi): New.
7035 (ix86_cfun_abi): New.
7036 (init_cumulative_args): Call abi specific initialization.
7037 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7038 (function_arg_64): Extend SSE_REGPARM_MAX check.
7039 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7040 (ix86_pass_by_reference): Likewise.
7041 (ix86_function_value_regno_p): Likewise.
7042 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7043 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7044 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7045 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7046 (setup_incoming_varargs_64): Adjust regparm for call abi.
7047 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7048 (ix86_va_start): Likewise.
7049 (ix86_gimplify_va_arg): Likewise.
7050 (ix86_expand_prologue): Likewise.
7051 (output_pic_addr_const): Likewise.
7052 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7053 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7054 (x86_output_mi_thunk): Likewise.
7055 (x86_function_profiler): Likewise.
7056 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7057 (SYSV_ABI, MS_ABI): New constants.
7059 (init_regs): Add prototype of function in regclass.c file.
7060 (OVERRIDE_ABI_FORMAT): New.
7061 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7062 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7063 (OUTGOING_REG_PARM_STACK_SPACE): New.
7064 (ix86_reg_parm_stack_space): New prototype.
7065 (CUMULATIVE_ARGS): Add call_abi member.
7066 (machine_function): Add call_abi member.
7067 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7068 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7070 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7073 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7074 (avr_builtin_setjmp_frame_value): New function.
7075 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7076 (nonlocal_goto): Define.
7078 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7080 * config/mips/mips.c (mips_emit_loadgp): Return early if
7081 there is nothing do to, otherwise emit a blockage if
7082 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7083 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7085 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7087 * configure.ac: Drop unneeded backslash ending up in config.in.
7088 * acinclude.m4: Likewise.
7089 * config.in: Regenerate.
7091 2008-05-26 Jan Hubicka <jh@suse.cz>
7093 * predict.c (maybe_hot_frequency_p): Break out of...
7094 (maybe_hot_bb_p): ... here.
7095 (maybe_hot_edge_p): New.
7096 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7097 * basic-block.h (maybe_hot_edge_p): Declare.
7099 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7101 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7102 (*cmpfp_<mode>_cc): Ditto.
7103 (*fp_jcc_8<mode>_387): Ditto.
7104 (*fop_<MODEF:mode>_2_i387): Ditto.
7105 (*fop_<MODEF:mode>_3_i387): Ditto.
7106 (*fop_xf_2_i387): Ditto.
7107 (*fop_xf_3_i387): Ditto.
7109 2008-06-02 Tomas Bily <tbily@suse.cz>
7111 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7113 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7115 * config/mips/mips.c (mips_valid_offset_p): New function.
7116 (mips_valid_lo_sum_p): Likewise.
7117 (mips_classify_address): Use them.
7118 (mips_force_address): New function.
7119 (mips_legitimize_address): Use it.
7120 * config/mips/mips.md (MOVE128): New mode iterator.
7121 (movtf): Require TARGET_64BIT. Remove empty strings.
7122 (*movtf_internal): Rename to...
7123 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7124 of "R" and use {,fp}{load,store} attributes instead of "multi".
7125 Use a separate define_split.
7126 (*movtf_mips16): New pattern.
7128 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7130 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7131 * config/mips/mips.c (mips_expand_before_return): New function.
7132 (mips_expand_epilogue): Call it.
7133 * config/mips/mips.md (return): Turn into a define_expand.
7134 (*return): New insn.
7136 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7138 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7139 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7140 functions. Do not emit uses and clobbers of CONCATs; individually
7141 use and clobber their operands.
7142 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7143 gen_clobber, emit_use and gen_use.
7144 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7145 (expand_builtin_return): Likewise.
7146 * cfgbuild.c (count_basic_blocks): Likewise.
7147 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7148 * explow.c (emit_stack_restore): Likewise.
7149 * expmed.c (extract_bit_field_1): Likewise.
7150 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7151 (emit_move_multi_word, store_constructor): Likewise.
7152 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7153 (thread_prologue_and_epilogue_insns): Likewise.
7154 * lower-subreg.c (resolve_simple_move): Likewise.
7155 * optabs.c (widen_operand, expand_binop): Likewise.
7156 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7157 * reload.c (find_reloads): Likewise.
7158 * reload1.c (eliminate_regs_in_insn): Likewise.
7159 * stmt.c (expand_nl_goto_receiver): Likewise.
7160 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7161 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7162 * config/arm/arm.c (arm_load_pic_register): Likewise.
7163 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7164 * config/arm/arm.md (untyped_return): Likewise.
7165 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7166 * config/avr/avr.c (expand_prologue): Likewise.
7167 * config/bfin/bfin.c (do_unlink): Likewise.
7168 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7169 * config/cris/cris.c (cris_expand_prologue): Likewise.
7170 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7171 (machopic_legitimize_pic_address): Likewise.
7172 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7173 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7174 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7175 (ix86_expand_convert_uns_didf_sse): Likewise.
7176 (ix86_expand_vector_init_general): Likewise.
7177 * config/ia64/ia64.md (eh_epilogue): Likewise.
7178 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7179 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7180 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7181 (config/iq2000/iq2000.c): Likewise.
7182 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7183 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7184 (builtin_longjmp): Likewise.
7185 * config/mn10300/mn10300.md (call, call_value): Likewise.
7186 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7187 * config/pdp11/pdp11.md (abshi2): Likewise.
7188 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7189 * config/s390/s390.c (s390_emit_prologue): Likewise.
7190 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7191 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7192 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7193 * config/sh/sh.c (prepare_move_operands): Likewise.
7194 (output_stack_adjust, sh_expand_epilogue): Likewise.
7195 (sh_set_return_address, sh_expand_t_scc): Likewise.
7196 * config/sparc/sparc.c (load_pic_register): Likewise.
7197 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7198 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7199 * config/v850/v850.c (expand_epilogue): Likewise.
7201 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7203 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7204 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7205 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7206 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7207 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7208 stack pointer register.
7209 (output_movhi): Remove code for interrupt specific writing to the
7210 stack pointer register.
7212 2008-05-31 Richard Guenther <rguenther@suse.de>
7214 PR tree-optimization/34244
7215 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7216 (tree_expr_nonzero_warnv_p): Likewise.
7217 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7218 ssa_name_nonnegative_p.
7219 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7220 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7221 not tree_expr_nonzero_warnv_p.
7223 PR tree-optimization/36262
7225 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7227 PR tree-optimization/34244
7228 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7229 (record_numbers_of_iterations): New function.
7230 (execute_vrp): Cache the numbers of iterations of loops.
7231 * tree-scalar-evolution.c (scev_reset_except_niters):
7233 (scev_reset): Use scev_reset_except_niters.
7234 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7236 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7238 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7239 __WORKAROUND_RETS when appropriate.
7241 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7243 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7244 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7246 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7247 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7248 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7249 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7250 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7251 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7252 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7253 *fop_df_1_sse insn patterns using MODEF mode iterator.
7254 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7255 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7256 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7257 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7258 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7259 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7260 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7261 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7262 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7263 (*fop_xf_5_i387): Ditto.
7264 (*fop_xf_6_i387): Ditto.
7266 2008-05-30 Richard Guenther <rguenther@suse.de>
7268 * builtins.c (build_string_literal): Avoid generating
7269 a non-gimple_val result.
7271 2008-05-30 DJ Delorie <dj@redhat.com>
7273 * exec-tool.in: Use an environment variable (private) instead of a
7274 file (shared) as a semaphore, so as to not break parallel builds.
7276 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7278 * optabs.c (maybe_encapsulate_block): Remove.
7279 (emit_libcall_block): Adjust accordingly.
7280 * optabs.h (maybe_encapsulate_block): Remove prototype.
7282 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7283 Don't use maybe_encapsulate_block.
7285 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7287 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7288 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7289 rtx is a SYMBOL_REF before calling get_pool_constant.
7291 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7293 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7295 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7297 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7298 rather than OS names to choose INO_T_EQ definition.
7299 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7300 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7302 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7305 * config/darwin-f.c: New.
7306 * config/t-darwin: Added rule to build darwin-f.o.
7307 * config.gcc: Defined new variable, fortran_target_objs.
7308 (*-*-darwin*): Set fortran_target_objs.
7309 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7310 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7311 * configure: Regenerated.
7313 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7316 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7317 canonical type if needed.
7319 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7321 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7323 2008-05-29 Richard Guenther <rguenther@suse.de>
7325 PR tree-optimization/36343
7326 PR tree-optimization/36346
7327 PR tree-optimization/36347
7328 * tree-flow.h (clobber_what_p_points_to): Declare.
7329 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7330 pointed-to variable is dereferenced is irrelevant to whether
7331 the pointer can access the pointed-to variable.
7332 (clobber_what_p_points_to): New function.
7333 * tree-ssa-alias.c (set_initial_properties): Use it.
7334 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7335 call clobber check for NMTs.
7337 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7339 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7340 for printing gcov_type.
7342 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7344 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7345 and the eh region information.
7346 * value-prof.c (gimple_move_stmt_histograms): New function.
7347 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7349 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7351 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7353 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7355 * value-prof.c (tree_ic_transform): Print counts.
7356 * tree-profile.c (tree_gen_ic_func_profiler):
7357 Clear __gcov_indreict_call_callee variable to avoid misattribution
7360 2008-05-28 Rafael Espindola <espindola@google.com>
7362 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7365 2008-05-28 Richard Guenther <rguenther@suse.de>
7367 PR tree-optimization/36339
7368 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7369 and clobbering code out of the loop.
7371 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7373 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7376 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7377 s390_contiguous_bitmask_p, s390_symref_operand_p,
7378 s390_check_symref_alignment, s390_reload_larl_operand,
7379 s390_reload_symref_address): New functions.
7380 (s390_branch_condition_mnemonic): Support compare and branch
7382 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7383 and 'W' constraints.
7384 (s390_secondary_reload): Add secondary reloads for unaligned
7385 symbol refs or symbol refs to floating point or QI/TI mode
7387 (legitimate_address_p): Accept symbol references as addresses.
7388 (s390_expand_insv): Use rotate and insert selected bits
7389 instruction for insv when building for z10.
7390 (print_operand_address): Handle symbol ref addresses.
7391 (print_operand): Output modifier 'c' added for signed byte values.
7392 (s390_encode_section_info): Mark symbol refs with
7393 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7395 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7396 (length attribute): RRF, RRR have 4 byte length.
7397 (FPALL, INTALL): New mode iterators added.
7398 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7399 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7400 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7401 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7402 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7403 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7404 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7405 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7407 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7408 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7409 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7410 reload<INTALL:mode><P:mode>_toreg_z10,
7411 reload<FPALL:mode><P:mode>_tomem_z10,
7412 reload<FPALL:mode><P:mode>_toreg_z10,
7413 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7414 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7415 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7416 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7418 (movmem, clrmem, cmpmem): New splitters added.
7420 * config/s390/predicates.md (larl_operand): Use
7421 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7422 SYMBOL_REF_ALIGN1_P.
7423 (s390_signed_integer_comparison,
7424 s390_unsigned_integer_comparison): New predicates.
7426 * config/s390/s390-protos.h (s390_check_symref_alignment,
7427 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7428 s390_reload_symref_address,
7429 s390_compare_and_branch_condition_mask): Prototypes added.
7431 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7432 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7433 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7435 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7437 * config/s390/s390.c (z10_cost): New cost function for z10.
7438 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7439 (s390_issue_rate): Adjust issue rate for z10.
7440 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7441 (processor_flags): Add PF_Z10.
7442 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7443 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7444 * gcc/config.gcc: Add z10.
7446 2008-05-28 Richard Guenther <rguenther@suse.de>
7448 PR tree-optimization/36291
7449 * tree-flow. h (struct gimple_df): Remove var_anns member.
7450 * tree-flow-inline.h (gimple_var_anns): Remove.
7451 (var_ann): Simplify.
7452 * tree-dfa.c (create_var_ann): Simplify.
7453 (remove_referenced_var): Clear alias info from var_anns of globals.
7454 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7455 (delete_tree_ssa): Clear alias info from var_anns of globals.
7456 Do not free var_anns.
7457 (var_ann_eq): Remove.
7458 (var_ann_hash): Likewise.
7460 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7462 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7463 and loongson2f entries.
7464 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7465 * config/mips/mips.h (processor_type): Add Loongson-2E
7466 and Loongson-2F entries.
7467 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7468 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7469 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7470 * doc/invoke.texi (MIPS Options): Document loongson2e
7471 and loongson2f processor names.
7473 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7477 * config/i386/i386.c (ix86_function_arg_boundary): Use
7478 alignment of canonical type.
7479 (ix86_expand_vector_move): Check unaligned memory access for
7482 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7484 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7485 Moved to the front of file.
7487 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7488 H.J. Lu <hongjiu.lu@intel.com>
7490 * dwarf2out.c (current_fde): New.
7492 (lookup_cfa:): Likewise.
7493 (dwarf2out_end_epilogue): Likewise.
7494 (dwarf2out_note_section_used): Likewise.
7496 2008-05-27 Michael Matz <matz@suse.de>
7499 * c.opt (Wenum-compare): New warning option.
7500 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7502 2008-05-27 Michael Matz <matz@suse.de>
7505 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7507 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7508 into memory as tail calls.
7510 2008-05-27 Richard Guenther <rguenther@suse.de>
7512 PR tree-optimization/36339
7513 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7514 pointers cause all addressable variables to be call clobbered.
7516 2008-05-27 Richard Guenther <rguenther@suse.de>
7518 PR tree-optimization/36245
7519 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7521 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7523 * config/s390/s390.md: Replace all occurences of the 'm'
7524 constraint with 'RT'.
7526 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7528 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
7530 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
7532 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
7533 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
7534 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
7536 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7538 * reload.c: (find_reloads): Skip alternatives according to the
7539 "enabled" attribute. Constify the constraint variable.
7540 * recog.c (get_attr_enabled): Add default implementation.
7541 (extract_insn): Set the alternative_enabled_p array
7542 in the recog_data struct.
7543 (preprocess_constraints, constrain_operands): Skip
7544 alternatives according to the "enabled" attribute
7545 * recog.h (struct recog_data): New field alternative_enabled_p.
7546 (skip_alternative): New inline function.
7547 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
7548 (record_reg_classes): Skip alternative according to the
7549 "enabled" attribute.
7551 * doc/md.texi: Add documention for the "enabled" attribute.
7553 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7555 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
7556 * postreload.c (reload_cse_simplify_operands): Replace 'm'
7557 constraint with TARGET_MEM_CONSTRAINT.
7558 * recog.c (asm_operand_ok, preprocess_constraints,
7559 constrain_operands): Likewise.
7560 * regclass.c (record_reg_classes): Likewise.
7561 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7562 * reload1.c (maybe_fix_stack_asms): Likewise.
7563 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
7564 * recog.h: Adjust comment.
7565 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
7566 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
7567 * doc/md.texi: Add a note to description of 'm' constraint.
7568 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
7570 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
7572 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
7573 that the bitfield is of integral type before testing its precision.
7575 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7576 Sa Liu <saliu@de.ibm.com>
7578 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
7579 __modti3, __udivti3, __umodti3 and __udivmodti4.
7580 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
7581 that implement TImode mul and div functions.
7582 * config/spu/multi3.c: New. Implement __multi3.
7583 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
7584 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
7587 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
7589 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
7590 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
7591 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
7592 tls_sysv_suffix): New mode and mode attribute iterators.
7593 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
7594 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
7595 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
7596 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
7597 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
7600 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
7602 PR tree-optimization/36329
7603 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
7604 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
7605 * cgraphbuild.c (initialize_inline_failed): Use the latter
7606 macro in lieu of the former.
7607 * ipa-inline.c (cgraph_mark_inline): Likewise.
7608 (cgraph_decide_inlining_of_small_function): Likewise.
7609 (cgraph_decide_inlining): Likewise.
7610 (cgraph_decide_inlining_incrementally): Likewise.
7612 2008-05-26 Tristan Gingold <gingold@adacore.com>
7613 Anatoly Sokolov <aesok@post.ru>
7615 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
7616 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
7617 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7618 optimization for 'avr6' architecture.
7620 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
7623 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
7625 2008-05-26 Richard Guenther <rguenther@suse.de>
7627 * tree-ssa-sccvn.c (expr_has_constants): Declare.
7628 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
7630 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
7633 * caller-save.c (insert_restore): Verify alignment of spill space.
7634 (insert_save): Likewise.
7635 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
7636 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
7637 (STACK_SLOT_ALIGNMENT): Likewise.
7638 * function.c (LOCAL_ALIGNMENT): Removed.
7639 (get_stack_local_alignment): New.
7640 (assign_stack_local): Use it. Set alignment on stack slot.
7641 (assign_stack_temp_for_type): Use get_stack_local_alignment.
7642 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
7643 (STACK_SLOT_ALIGNMENT): New.
7644 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
7645 stack slot in XFmode.
7647 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
7649 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
7652 * config/i386/i386.md (allocate_stack_worker_64): Make sure
7653 argument operand in rax isn't removed.
7655 2008-05-26 Richard Guenther <rguenther@suse.de>
7658 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
7659 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
7661 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7664 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
7666 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
7668 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
7669 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
7671 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7673 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
7674 build a trampoline if we don't want one.
7675 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
7676 return zero for nested functions if we don't want a trampoline.
7678 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7680 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
7682 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7685 * c.opt: Removed undocumented option '-lang-fortran'.
7686 * c-common.h: Removed global variable 'lang_fortran'.
7687 * c-opts.c (c_common_handle_option): Removed code to handle
7688 option '-lang-fortran'. Updated includes.
7689 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
7690 definition of '__GFORTRAN__'.
7691 (define__GNUC__): Reimplemented to use BASEVER and
7692 cpp_define_formatted.
7693 (builtin_define_with_value_n): Removed.
7694 * c-incpath.h: Renamed to ...
7695 * incpath.h: ... this.
7696 * c-incpath.c: Renamed to ...
7697 * incpath.c: ... this. Updated includes.
7698 * fix-header.c: Updated includes.
7699 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
7700 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
7701 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
7703 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7705 * tree.h: Update the table of flags used on tree nodes.
7706 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
7707 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
7708 (FORCED_LABEL): Add access check.
7709 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
7710 (ASM_INPUT_P): Likewise.
7711 (ASM_VOLATILE_P): Likewise.
7712 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
7713 (OMP_SECTION_LAST): Access private_flag directly.
7714 (OMP_RETURN_NOWAIT): Likewise.
7715 (OMP_PARALLEL_COMBINED): Likewise.
7716 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
7717 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
7718 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
7719 deprecated_flag directly.
7721 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
7723 * final.c (frame_pointer_needed): Removed.
7724 * flags.h (frame_pointer_needed): Likewise.
7726 * function.h (rtl_data): Add frame_pointer_needed.
7727 (frame_pointer_needed): New.
7729 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
7731 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
7733 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
7735 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
7738 2008-05-25 Alan Modra <amodra@bigpond.net.au>
7740 * c-common.c (strip_array_types): Move function to..
7742 (get_inner_array_type): Delete.
7743 * c-common.h (strip_array_types): Move declaration to..
7745 (get_inner_array_type): Delete.
7746 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
7747 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7748 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7749 * config/pa/pa.c (emit_move_sequence): Likewise.
7751 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
7753 * config/i386/i386.md (*sse_prologue_save_insn): Set length
7756 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
7758 * function.c: Include target hook for nonlocal_goto frame value.
7760 2008-05-24 Richard Guenther <rguenther@suse.de>
7762 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
7763 variable can be only accessed through a pointer or a union.
7765 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7767 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
7768 * doc/extend.texi: Likewise.
7770 2008-05-23 DJ Delorie <dj@redhat.com>
7772 * config/m32c/jump.md (untyped_call): Add.
7774 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
7776 (m32c_address_cost): Detail costs for indirect offsets.
7778 2008-05-23 Rafael Espindola <espindola@google.com>
7780 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
7781 if a node is a SUBREG.
7782 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
7785 2008-05-23 Paul Brook <paul@codesourcery.com>
7786 Carlos O'Donell <carlos@codesourcery.com>
7788 * doc/extend.texi: Clarify use of __attribute__((naked)).
7789 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7790 * target.h (gcc_target): Add allocate_stack_slots_for_args.
7791 * function.c (use_register_for_decl): Use
7792 targetm.calls.allocate_stack_slots_for_args.
7793 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7794 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
7795 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
7797 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
7799 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
7801 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
7803 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
7804 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
7805 is only rounded once.
7807 2008-05-23 Richard Guenther <rguenther@suse.de>
7809 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
7811 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
7812 Jakub Jelinek <jakub@redhat.com>
7815 * configure.ac: Handle --enable-cld.
7816 * configure: Regenerated.
7817 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
7818 * config/i386/i386.h (struct machine_function): Add needs_cld field.
7819 (ix86_current_function_needs_cld): New define.
7820 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
7821 (cld): New isns pattern.
7822 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
7823 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
7824 * config/i386/i386.opt (mcld): New option.
7825 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
7826 TARGET_CLD and ix86_current_function_needs_cld.
7827 (override_options): Use -mcld by default for 32-bit code if
7830 * doc/install.texi (Options specification): Document --enable-cld.
7831 * doc/invoke.texi (Machine Dependent Options)
7832 [i386 and x86-64 Options]: Add -mcld option.
7833 (Intel 386 and AMD x86-64 Options): Document -mcld option.
7835 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
7836 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
7837 (return_in_memory_64): Likewise.
7838 (return_in_memory_ms_64): Likewise.
7840 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7842 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
7843 * builtins.c (fold_builtin_fpclassify): New.
7844 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
7845 * builtins.def (BUILT_IN_FPCLASSIFY): New.
7846 * c-common.c (handle_type_generic_attribute): Adjust to accept
7847 fixed arguments before an elipsis.
7848 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
7849 * doc/extend.texi: Document __builtin_fpclassify.
7851 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
7853 * omp-low.c (gate_expand_omp_ssa): Remove.
7854 (pass_expand_omp_ssa): Remove.
7855 (gate_expand_omp): Do not check for flag_openmp_ssa.
7856 * common.opt (-fopenmp-ssa): Remove.
7857 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
7859 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
7861 * config/sh/sh.opt (mfixed-range): New option.
7862 * config/sh/sh-protos.h (sh_fix_range): Declare.
7863 * config/sh/sh.c (sh_fix_range): New function.
7864 * config/sh/sh.h (sh_fixed_range_str): Declare.
7865 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
7867 * doc/invoke.texi (SH Options): Document -mfixed-range.
7869 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
7871 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
7872 it before the redeclaration.
7874 2008-05-22 Anatoly Sokolov <aesok@post.ru>
7876 * config/avr/avr.c (get_sequence_length): Add new function.
7877 (expand_prologue, expand_epilogue): Remove duplicate code.
7879 2008-05-22 Rafael Espindola <espindola@google.com>
7881 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
7884 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
7886 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
7887 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
7889 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
7890 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
7891 (vect_update_misalignment_for_peel): Likewise.
7892 (vector_alignment_reachable_p): Likewise.
7893 * tree-vect-transform.c (vectorizable_load): Likewise.
7894 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7895 (get_vectype_for_scalar_type): Pass mode of scalar_type
7896 to UNITS_PER_SIMD_WORD.
7898 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
7899 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
7900 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7901 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7902 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7904 2008-05-22 Ira Rosen <irar@il.ibm.com>
7906 PR tree-optimization/36293
7907 * tree-vect-transform.c (vect_transform_strided_load): Don't check
7908 if the first load must be skipped because of a gap.
7910 2008-05-22 Richard Guenther <rguenther@suse.de>
7912 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
7913 more cases of offset disambiguation that is possible if
7914 strict-aliasing rules apply.
7915 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
7916 for basic offset and type-based disambiguation.
7918 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7920 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
7921 ix86_expand_vector_set on V16QImode for SSE4.1.
7923 2008-05-21 Tom Tromey <tromey@redhat.com>
7925 * c.opt (Wimport): Mark as undocumented.
7926 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
7928 (Warning Options): Likewise.
7929 * doc/cppopts.texi: Don't mention -Wimport.
7931 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7933 PR tree-optimization/36287
7934 PR tree-optimization/36286
7935 * lambda-code.c (build_access_matrix): Do not use the loop->num
7936 for computing the number of induction variables: use the loop depth
7939 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
7942 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
7943 option -f(no-)leading-underscore.
7945 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7947 * config/i386/i386.c (ix86_expand_vector_init_general): Use
7948 GET_MODE_NUNITS (mode).
7950 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
7952 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
7953 (-mmulhw): Add 464 to description.
7954 (-mdlmzb): Likewise.
7955 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
7956 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
7958 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
7959 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
7960 * config/rs6000/rs6000.md: Update comments for 464.
7962 2008-05-21 Janis Johnson <janis187@us.ibm.com>
7964 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
7966 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7968 * config/i386/sse.md (vec_extractv4sf): Removed.
7969 (vec_extractv2df): Likewise.
7970 (vec_extractv2di): Likewise.
7971 (vec_extractv4si): Likewise.
7972 (vec_extractv8hi): Likewise.
7973 (vec_extractv16qi): Likewise.
7974 (vec_extract<mode>): New.
7976 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7978 * config/i386/sse.md (vec_setv4sf): Removed.
7979 (vec_setv2df): Likewise.
7980 (vec_setv2di): Likewise.
7981 (vec_setv4si): Likewise.
7982 (vec_setv8hi): Likewise.
7983 (vec_setv16qi): Likewise.
7984 (vec_set<mode>): New.
7986 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7988 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
7989 goto for vec_concat and vec_interleave.
7991 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7993 * config/i386/sse.md (vec_initv4sf): Removed.
7994 (vec_initv2df): Likewise.
7995 (vec_initv2di): Likewise.
7996 (vec_initv4si): Likewise.
7997 (vec_initv8hi): Likewise.
7998 (vec_initv16qi): Likewise.
7999 (vec_init<mode>): New.
8001 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8003 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8005 2008-05-21 Tom Tromey <tromey@redhat.com>
8007 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8008 (zone_find_object_offset): Likewise.
8009 (gt_ggc_m_S): Likewise.
8010 (highest_bit): Likewise.
8011 * ggc-page.c (gt_ggc_m_S): New function.
8012 * stringpool.c (string_stack): Remove.
8013 (init_stringpool): Update.
8014 (ggc_alloc_string): Use ggc_alloc.
8015 (maybe_delete_ident): New function.
8016 (ggc_purge_stringpool): Likewise.
8017 (gt_ggc_m_S): Remove.
8018 * ggc-common.c (ggc_protect_identifiers): New global.
8019 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8020 ggc_protect_identifiers.
8021 * ggc.h (ggc_protect_identifiers): Declare.
8022 (gt_ggc_m_S): Update.
8023 (ggc_purge_stringpool): Declare.
8024 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8025 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8027 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8029 2008-05-21 David S. Miller <davem@davemloft.net>
8031 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8034 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8036 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8039 2008-05-20 David Daney <ddaney@avtrex.com>
8041 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8042 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8043 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8044 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8045 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8046 (atomic_hiqi_op): New define_code_iterator.
8047 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8048 mips_expand_compare_and_swap_12.
8049 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8050 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8051 (sync_<optab><mode>, sync_old_<optab><mode>,
8052 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8053 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8054 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8055 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8056 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8057 (test_and_set_12): New insn.
8058 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8059 sync_new_<optab><mode>, sync_old_nand<mode>,
8060 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8061 clobber to operand 0 for SI and DI mode insns.
8062 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8063 mips_gen_fn_4): New typedefs.
8064 (mips_gen_fn_ptrs): Define new union type.
8065 (mips_expand_compare_and_swap_12): Remove declaration.
8066 (mips_expand_atomic_qihi): Declare function.
8067 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8068 (mips_expand_atomic_qihi): ... this. Use new generator function
8070 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8071 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8072 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8073 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8074 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8075 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8076 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8077 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8078 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8079 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8082 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8084 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8087 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8089 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8090 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8091 (avr_attribute_table): Add 'OS_main' function attribute.
8092 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8093 functions with 'OS_main' attribute.
8095 2008-05-20 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/35204
8098 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8099 helper, split out from ...
8100 (DFS): ... here. Make the DFS walk non-recursive.
8102 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8103 Jan Sjodin <jan.sjodin@amd.com>
8105 PR tree-optimization/36181
8106 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8107 (parallelize_loops): Don't parallelize when the loop has vector
8110 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8111 Sebastian Pop <sebastian.pop@amd.com>
8113 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8114 matrix, and never look at the tree representation of the memory
8116 (linear_transform_loops): Computes parameters and access matrices.
8117 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8119 (access_matrix_get_index_for_parameter): New.
8120 * tree-data-ref.h (struct access_matrix): New.
8121 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8122 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8123 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8124 am_vector_index_for_loop): New.
8125 (struct data_reference): Add field access_matrix.
8126 (DR_ACCESS_MATRIX): New.
8127 (compute_data_dependences_for_loop): Update declaration.
8128 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8129 * lambda.h (lambda_vector_vec_p): Declared.
8130 * lambda-code.c: Depend on pointer-set.h.
8131 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8132 av_for_af_base, av_for_af, build_access_matrix,
8133 lambda_compute_access_matrices): New.
8134 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8136 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8138 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8141 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8142 Sebastian Pop <sebastian.pop@amd.com>
8144 PR tree-optimization/36206
8145 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8147 (instantiate_scev_1): Rename flags to fold_conversions.
8148 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8149 outeside instantiation_loop.
8150 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8151 (evolution_function_is_affine_or_constant_p): Removed.
8152 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8154 (analyze_siv_subscript): Pass in the loop nest number.
8155 Call evolution_function_is_affine_in_loop instead of
8156 evolution_function_is_affine_p.
8157 (analyze_overlapping_iterations): Pass in the loop nest number.
8159 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8160 Sebastian Pop <sebastian.pop@amd.com>
8162 PR tree-optimization/36206
8163 * tree-chrec.h (chrec_fold_op): New.
8164 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8167 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8169 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8171 (remove_duplicates): Do not set inode on non-inode systems.
8174 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8176 * config.gcc (tm_file): Update comments about relative pathnames.
8178 2008-05-20 Richard Guenther <rguenther@suse.de>
8180 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8181 * tree-ssa-sccvn.c (process_scc): Likewise.
8182 * tree-ssa-sink.c (execute_sink_code): Likewise.
8183 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8184 * tree-vrp.c (process_assert_insertions): Likewise.
8185 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8186 (perform_tree_ssa_dce): Likewise.
8187 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8188 (dump_dominator_optimization_stats): Likewise.
8189 * tree-vectorizer.c (vectorize_loops): Likewise.
8191 2008-05-20 Richard Guenther <rguenther@suse.de>
8193 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8195 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8197 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8198 (ix86_i386elf_return_in_memory): Likewise.
8199 (ix86_i386interix_return_in_memory): Likewise.
8200 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8201 (SUBTARGET_RETURN_IN_MEMORY): New.
8202 * config/i386/i386elf.h: Likewise.
8203 * config/i386/ptx4-i.h: Likewise.
8204 * config/i386/sol2-10.h: Likewise.
8205 * config/i386/sysv4.h: Likewise.
8206 * config/i386/vx-common.h: Likewise.
8207 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8208 * config/i386/i386.c (ix86_return_in_memory): Made static and
8209 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8210 (ix86_i386elf_return_in_memory): Removed.
8211 (ix86_i386interix_return_in_memory): Removed.
8212 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8213 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8215 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8217 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8219 2008-05-19 Xinliang David Li <davidxl@google.com>
8221 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8223 * common.opt: Ditto.
8224 * doc/invoke.texi: Ditto.
8226 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8228 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8229 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8231 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8233 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8234 sizes of operand array from 8/4 to 4/2.
8235 (ix86_expand_vector_init_general): Change size of operand array
8236 from 32 to 16. Remove op0, op1 and half_mode.
8238 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8240 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8241 (ix86_expand_vector_init_interleave): Likewise.
8242 (ix86_expand_vector_init_general): Use them. Assert
8243 word_mode == SImode when n_words == 4.
8245 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8247 * config/i386/i386.c (ix86_secondary_reload): New static function.
8248 (TARGET_SECONDARY_RELOAD): New define.
8249 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8250 * config/i386/i386.md (reload_outqi): Remove.
8252 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8255 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8256 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8257 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8258 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8259 (fold_builtin_1): Likewise.
8260 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8261 c-common.c (check_builtin_function_arguments): Handle
8262 BUILT_IN_ISINF_SIGN.
8263 * doc/extend.texi: Document __builtin_isinf_sign.
8264 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8266 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8268 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8269 EH cleanup at the end of the pass, search for those that have been
8270 turned into forwarder blocks and do the cleanup on their successor.
8272 2008-05-18 Richard Guenther <rguenther@suse.de>
8274 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8275 pointers to sizetype and vice versa.
8277 2008-05-18 Xinliang David Li <davidxl@google.com>
8279 * gcc/tree-ssa-dce.c: Coding style fix.
8280 (check_pow): Documentation comment.
8281 (check_log): Documenation comment. Coding style fix.
8282 (is_unnecessary_except_errno_call): Ditto.
8283 (gen_conditions_for_pow): Ditto.
8284 (gen_conditions_for_log): Ditto.
8285 (gen_shrink_wrap_conditions): Ditto.
8286 (shrink_wrap_one_built_in_calls): Ditto.
8287 * gcc/doc/invoke.texi: Better documentation string.
8288 * ChangeLog: Fix wrong change log entries from
8289 May 17 checkin on function call DCE.
8291 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8293 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8295 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8297 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8298 * df-problems.c (simulation routines): Fixed block comment to
8299 properly say how to add forwards scanning functions.
8301 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8303 * tree-inline.c (setup_one_parameter): Remove dead code.
8305 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8307 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8308 a BIT_AND_EXPR only for an INTEGER_TYPE.
8310 2008-05-17 Xinliang David Li <davidxl@google.com>
8312 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8313 (check_pow, check_log, is_unnecessary_except_errno_call): New
8314 functions to check for eliminating math functions that are pure
8315 except for setting errno.
8316 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8317 general condition expressions for shrink-wrapping pow/log calls.
8318 (gen_shrink_wrap_conditions): Ditto.
8319 (shrink_wrap_one_built_in_call): Ditto.
8320 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8321 (mark_operand_necessary): If debugging, output if OP is necessary.
8322 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8324 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8326 * gcc/common.opt: New user flag -ftree-builtin-dce.
8327 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8329 2008-05-16 David S. Miller <davem@davemloft.net>
8331 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8332 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8334 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8337 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8339 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8341 * ifcvt.c (dead_or_predicable): Rename
8342 df_simulate_one_insn_backwards to df_simulate_one_insn.
8343 * recog.c (peephole2_optimize): Ditto.
8344 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8346 * df.h: Rename df_simulate_one_insn_backwards to
8347 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8348 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8349 scanning of defs and uses.
8350 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8351 (df_simulate_one_insn_forwards): Removed.
8353 2008-05-16 Doug Kwan <dougkwan@google.com>
8355 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8357 (real_from_string): Handle NaNs and Inf as approriate.
8359 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8361 * doc/gty.texi (Source Files Containing Type Information): Note
8362 that headers should appear first in the gtfiles list.
8364 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8366 * tree.def (COND_EXEC): Properly documented this code.
8368 2008-05-16 Diego Novillo <dnovillo@google.com>
8370 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8371 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8374 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8376 * tree-ssa-dse (max_stmt_uid): Removed.
8377 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8378 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8379 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8380 * function.h (cfun.last_stmt_uid): New field.
8381 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8382 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8384 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8385 (create_stmt_ann): Initialize the ann->uid field.
8386 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8388 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8390 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8392 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8393 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8394 (init_empty_tree_cfg): Call it.
8396 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8398 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8401 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8403 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8404 * tree-dump.c (dump_options): New verbose option.
8405 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8407 * tree-pass.h (TDF_VERBOSE): New dump flag.
8408 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8409 (tree-flow.h): Added include.
8410 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8412 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8414 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8416 From Jie Zhang <jie.zhang@analog.com>
8417 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8418 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8419 mcpu=bf561-none and mcpu=bf561-0.2.
8420 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8421 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8422 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8423 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8424 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8425 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8426 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8428 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8429 (cputype_selected): Remove.
8430 (bfin_handle_option): Don't use cputype_selected.
8431 (override_options): When no mcpu option, enable all workarounds.
8432 Don't use bfin_workarounds.
8433 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8435 (DEFAULT_CPU_TYPE): Don't define.
8437 2008-05-16 Richard Guenther <rguenther@suse.de>
8439 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8440 on deletion of the last stmt.
8442 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8444 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8445 V8HImode for SSE2 and V16QImode for SSE4.1.
8447 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8449 * cgraph.h (compute_inline_parameters): Made public.
8450 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8451 variable_generate_summary, function_write_summary,
8452 variable_write_summary, variable_read_summary. Added generate_summary,
8453 write_summary, read_summary.
8454 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8455 pass_ipa_inline.function_generate_summary, to
8456 compute_inline_parameters.
8457 * ipa-inline.c (compute_inline_parameters): Made public and added
8459 (compute_inline_parameters_for_current): New function.
8460 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8461 (inline_generate_summary): Removed parameter and made to loop over
8463 (pass_ipa_inline): Updated for new IPA_PASS structure.
8464 * passes.c (execute_ipa_summary_passes): Now is called once per
8465 pass rather than once per node*pass.
8467 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8469 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8470 avr_have_mul_p, avr_asm_only_p): Remove variables.
8471 (avr_override_options): Remove initialization of removed variables.
8472 (avr_file_start): Convert removed variables to fields of
8473 'struct base_arch_s *avr_current_arch'.
8474 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8475 (AVR_HAVE_MUL): (Ditto.).
8476 (AVR_HAVE_MOVW): (Ditto.).
8477 (AVR_HAVE_LPMX): (Ditto.).
8478 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8479 avr_asm_only_p): Remove declaration.
8481 2008-05-15 Diego Novillo <dnovillo@google.com>
8483 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8484 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8486 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8489 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8490 Don't call record_truncated_value from here.
8491 (record_truncated_value): Turn it into a for_each_rtx callback.
8492 (record_truncated_values): New function.
8493 (combine_instructions): Call note_uses with record_truncated_values.
8494 Change name of check_conversion to check_promoted_subreg.
8496 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8498 * doc/sourcebuild.texi: Document support for torture tests.
8500 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8502 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8503 to alternative 4 of operand 2.
8505 2008-05-15 Richard Guenther <rguenther@suse.de>
8507 * tree-pass.h (current_pass): Declare.
8508 (get_pass_for_id): Likewise.
8509 * passes.c (passes_by_id, passes_by_id_size): New globals.
8510 (set_pass_for_id): New function.
8511 (get_pass_for_id): Likewise.
8512 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8513 (execute_function_todo): Flush per function statistics.
8514 * toplev.c (compile_file): Init statistics.
8515 (general_init): Do early statistics initialization.
8516 (finalize): Finish statistics.
8517 * statistics.h (statistics_early_init): Declare.
8518 (statistics_init): Likewise.
8519 (statistics_fini): Likewise.
8520 (statistics_fini_pass): Likewise.
8521 (statistics_counter_event): Likewise.
8522 (statistics_histogram_event): Likewise.
8523 * statistics.c: New file.
8524 * Makefile.in (OBJS-common): Add statistics.o.
8525 (statistics.o): Add dependencies.
8526 * doc/invoke.texi (-fdump-statistics): Document.
8528 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
8530 (execute_pre): Use statistics_counter_event.
8531 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
8532 (substitute_and_fold): Increment it. Use statistics_counter_event.
8534 2008-05-15 Diego Novillo <dnovillo@google.com>
8536 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
8538 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
8539 * tree-ssa-alias.c (new_type_alias): Remove references to
8540 sub-variables from comment.
8541 * tree-ssa-operands.c (swap_tree_operands): Likewise.
8543 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8545 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
8546 attribute to 1 only for insertps alternative.
8548 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8550 * config/bfin/bfin.md (loadbytes): New pattern.
8551 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
8552 (bfin_init_builtins): Initialize it.
8553 (bdesc_1arg): Add it.
8555 2008-05-15 Sa Liu <saliu@de.ibm.com>
8557 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
8558 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
8559 * testsuite/lib/target-supports.exp: Add
8560 check_effective_target_fortran_integer_16.
8562 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8564 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
8565 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
8566 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
8567 (TARGET_RETURN_IN_MEMORY): Define.
8569 2008-05-15 Richard Guenther <rguenther@suse.de>
8572 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
8573 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
8574 represent unmodifiable vars.
8576 2008-05-15 Richard Guenther <rguenther@suse.de>
8578 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
8579 INDIRECT_REF and TARGET_MEM_REF.
8580 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8583 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8584 H.J. Lu <hongjiu.lu@intel.com>
8586 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
8587 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
8588 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
8589 insn alternatives. Add missing alternatives.
8590 (*vec_concatv2di_rex64_sse4_1): Likewise.
8591 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
8592 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
8595 2008-05-15 Richard Guenther <rguenther@suse.de>
8597 PR tree-optimization/36009
8598 PR tree-optimization/36204
8599 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
8600 (determine_invariantness_stmt): Record the loop a store is
8602 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
8605 2008-05-15 Richard Guenther <rguenther@suse.de>
8607 PR tree-optimization/34330
8608 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
8609 through the pointer will alias the SMT.
8611 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
8613 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
8615 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
8617 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
8619 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8620 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8622 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
8623 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
8624 (vashl_optab): New optab for vector/vector shifts.
8625 (vashr_optab): Ditto.
8626 (vlshr_optab): Ditto.
8627 (vrotl_optab): Ditto.
8628 (vrotr_optab): Ditto.
8629 (optab_subtype): New enum for optab_for_tree_code call.
8630 (optab_for_tree_code): Add enum optab_subtype argument.
8632 * optabs.c (optab_for_tree_code): Take an additional argument to
8633 distinguish between a vector shift by a scalar and vector shift by
8634 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
8635 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
8636 vector shift by a vector.
8637 (expand_widen_pattern_expr): Pass additional argument to
8638 optab_for_tree_code.
8640 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
8641 vrotl_optab, vrotr_optab.
8643 * expr.c (expand_expr_real_1): Update calls to
8644 optab_for_tree_code to distinguish between vector shifted by a
8645 scalar and vector shifted by a vector.
8646 * tree-vectorizer.c (supportable_widening_operation): Ditto.
8647 (supportable_narrowing_operation): Ditto.
8648 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
8649 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
8650 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
8651 (vect_create_epilog_for_reduction): Ditto.
8652 (vectorizable_reduction): Ditto.
8653 (vectorizable_operation): Ditto.
8654 (vect_strided_store_supported): Ditto.
8655 (vect_strided_load_supported): Ditto.
8656 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8657 * expmed.c (expand_shift): Ditto.
8659 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
8661 (ashr@var{m}3): Ditto.
8662 (vashl@var{m}3): Document new vector/vector shift standard name.
8663 (vashr@var{m}3): Ditto.
8664 (vlshr@var{m}3): Ditto.
8665 (vrotl@var{m}3): Ditto.
8666 (vrotr@var{m}3): Ditto.
8668 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
8669 (PPERM_INVERT): Ditto.
8670 (PPERM_REVERSE): Ditto.
8671 (PPERM_REV_INV): Ditto.
8672 (PPERM_ZERO): Ditto.
8673 (PPERM_ONES): Ditto.
8674 (PPERM_SIGN): Ditto.
8675 (PPERM_INV_SIGN): Ditto.
8676 (PPERM_SRC1): Ditto.
8677 (PPERM_SRC2): Ditto.
8679 * config/i386/sse.md (mulv2di3): Add SSE5 support.
8680 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
8681 allows a memory operand to be the value being added, and split it
8682 to improve vectorization.
8683 (sse5_pmacsdqh_mem): Ditto.
8684 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
8685 (sse5_mulv2div2di3_high): Ditto.
8686 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
8687 (vec_pack_trunc_v4si): Ditto.
8688 (vec_pack_trunc_v2di): Ditto.
8689 (sse5_pcmov_<mode>): Remove code that tried to use use
8690 andps/andnps instead of pcmov.
8691 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
8692 pmacsdqh instructions.
8693 (vec_widen_smult_lo_v4si): Ditto.
8695 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
8696 (PPERM_INVERT): Ditto.
8697 (PPERM_REVERSE): Ditto.
8698 (PPERM_REV_INV): Ditto.
8699 (PPERM_ZERO): Ditto.
8700 (PPERM_ONES): Ditto.
8701 (PPERM_SIGN): Ditto.
8702 (PPERM_INV_SIGN): Ditto.
8703 (PPERM_SRC1): Ditto.
8704 (PPERM_SRC2): Ditto.
8705 (ix86_expand_sse_movcc): Move the SSE5 test after the if
8707 (ix86_expand_int_vcond): If SSE5 generate all possible integer
8709 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
8710 says ignore whether the last reference is a memory operand.
8712 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8713 Paolo Bonzini <bonzini at gnu dot org>
8715 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
8718 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
8719 (vlshr<mode>3): Rename from vlshr<mode>3.
8720 (vashr<mode>3): Rename from vashr<mode>3.
8721 (mulv4sf3): Change the names of vector shift patterns.
8725 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
8728 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
8753 * config/spu/spu.md (v): New iterator macro to add v for vector types.
8754 (floatunssidf2_internal): Change vector/vector shift names.
8755 (floatunsdidf2_internal): Ditto.
8762 (vashl<mode>3): Rename from ashl<mode>3.
8763 (vashr<mode>3): Rename from ashr<mode>3.
8764 (vlshr<mode>3): Rename from lshr<mode>3.
8765 (vrotl<mode>3): Rename from rotl<mode>3.
8767 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8770 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
8771 multiply gives the wrong value when doing widening multiplies.
8772 (vec_widen_smult_lo_v4si): Ditto.
8774 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8776 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
8777 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
8778 emit_library_call_value.
8779 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
8780 * tree.h (ECF_LIBCALL_BLOCK): Removed.
8781 * calls.c (initialize_argument_information, precompute_arguments,
8782 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
8783 (precompute_arguments): Removed flags parameter.
8784 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
8786 2008-05-14 Richard Guenther <rguenther@suse.de>
8788 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
8789 Make sure to register the store if the use is a PHI_NODE.
8791 2008-05-14 Olivier Hainque <hainque@adacore.com>
8793 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
8794 memory if the component is to be referenced in BLKmode according
8795 to get_inner_reference.
8797 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
8799 * calls.c (emit_library_call_value_1): Restore code clearing
8800 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
8802 2008-05-14 Olivier Hainque <hainque@adacore.com>
8803 Nicolas Roche <roche@adacore.com>
8805 * configure.ac: Add support for a "gcc_subdir" variable in
8806 config-lang.in, to denote a subdirectory where the language/GCC
8807 integration files are to be found.
8808 * configure: Regenerate.
8810 2008-05-14 Ira Rosen <irar@il.ibm.com>
8812 PR tree-optimization/36098
8813 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
8814 value for the first load in the group in case of a gap.
8815 (vect_build_slp_tree): Check that there are no gaps in loads.
8817 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8819 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
8820 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
8821 expand_copysign_bit, ): Change call to emit_no_conflict_block to
8822 emit_insn and remove unneeded code to construct extra args.
8823 (emit_no_conflict_block): Removed.
8824 * optabls.h: (emit_no_conflict_block): Removed.
8825 * cse.c (cse_extended_basic_block): Remove search for
8826 REG_NO_CONFLICT note.
8827 * global.c: Removed incorrect comment added in revision 117.
8828 * expr.c (convert_move): Change call to emit_no_conflict_block to
8830 * recog.c: Change comments so that they do not mention
8832 * local_alloc.c (combine_regs): Removed last parameter.
8833 (no_conflict_p): Removed.
8834 (block_alloc): Removed note, no_conflict_combined_regno and set
8835 local vars. Removed all code to process REG_NO_CONFLICT blocks.
8836 (combine_regs): Removed already_dead and code to look for
8837 REG_NO_CONFLICT notes.
8838 * lower_subreg (remove_retval_note): Removed code to look for
8839 REG_NO_CONFLICT block.
8840 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
8841 (resolve_clobber): Remove code to process libcalls that have
8842 REG_NO_CONFLICT notes.
8843 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
8845 * combine.c (can_combine_p, distribute_notes): Removed
8846 REG_NO_CONFLICT case.
8847 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
8849 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
8850 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
8852 * reg-notes.def (NO_CONFLICT): Removed.
8854 2008-05-14 David S. Miller <davem@davemloft.net>
8856 * config/sparc/sparc.c (sparc_profile_hook): If
8857 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
8858 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
8859 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8861 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
8863 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
8865 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
8868 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
8869 and op1 expansion before vector concat to have less live pseudos.
8871 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
8873 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8874 ix86_expand_vector_set if supported.
8876 2008-05-13 Diego Novillo <dnovillo@google.com>
8877 Kenneth Zadeck <zadeck@naturalbridge.com>
8879 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
8881 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
8882 phinodes_print_statistics, init_ssanames, fini_ssanames,
8883 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
8884 release_ssa_name, release_defs, replace_ssa_name_symbol,
8885 ssanames_print_statistics): Move ...
8886 * tree-flow.h: ... here.
8887 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
8888 Use FN instead of cfun.
8889 (make_ssa_name_fn): Rename from make_ssa_name.
8890 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
8891 * tree-flow-inline.h (make_ssa_name): Move from
8892 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
8893 * omp-low.c (expand_omp_parallel):
8894 * tree-flow-inline.h (redirect_edge_var_map_result):
8895 * tree-ssa.c (init_tree_ssa): Add argument FN.
8896 Use it instead of cfun. Update all users.
8898 2008-05-13 Tom Tromey <tromey@redhat.com>
8900 PR preprocessor/22168:
8901 * doc/cpp.texi (Top): Update menu.
8902 (Alternatives to Wrapper #ifndef): New node.
8903 (Other Directives): Document deprecation.
8904 (Obsolete Features): Remove menu.
8905 (Assertions): Merge node into Obsolete Features.
8906 (Obsolete once-only headers): Move earlier; rename to Alternatives
8908 * doc/cppopts.texi: Update.
8909 * c.opt (Wdeprecated): Enable for C and ObjC.
8910 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
8911 (C++ Dialect Options): Move -Wno-deprecated from here to...
8912 (Warning Options): ... here.
8914 2008-05-13 Richard Guenther <rguenther@suse.de>
8917 * fold-const.c (fold_sign_changed_comparison): Do not allow
8918 changes in pointer-ness.
8920 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8923 * config/sh/sh.c (sh_expand_prologue): Don't clear
8924 RTX_FRAME_RELATED_P for push insns.
8926 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
8928 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
8930 2008-05-12 Anatoly Sokolov <aesok@post.ru>
8932 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
8933 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
8934 Use 'machine->is_leaf' instead of 'leaf_func_p'.
8936 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
8938 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
8939 (*vec_concatv4sf_sse): This.
8940 (*sse2_concatv2si): Renamed to ...
8941 (*vec_concatv2si_sse2): This.
8942 (*sse1_concatv2si): Renamed to ...
8943 (*vec_concatv2si_sse): This.
8944 (*vec_concatv2di_rex): Renamed to ...
8945 (*vec_concatv2di_rex64): This.
8946 (*vec_concatv2si_sse4_1): New.
8947 (*vec_concatv2di_rex64_sse4_1): Likewise.
8949 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
8951 PR rtl-optimization/36111
8952 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
8953 that was created for swappable operands.
8955 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
8958 * Makefile.in: Substitute GNATMAKE and GNATBIND.
8959 * configure.ac: Add call to ACX_PROG_GNAT.
8961 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
8963 * optc-gen.awk: Fix comment typo.
8965 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8967 * pretty-print.c (pp_integer_with_precision): Use
8968 HOST_LONG_LONG_FORMAT.
8970 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
8972 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
8974 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
8976 * config/i386/i386.c (bdesc_ptest): Removed.
8977 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
8978 (bdesc_args): Add __builtin_ia32_ptestz128,
8979 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
8980 (ix86_init_mmx_sse_builtins): Updated.
8981 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
8982 (ix86_expand_builtin): Updated.
8984 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
8986 * tree-cfg.c (valid_fixed_convert_types_p): New function.
8987 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
8989 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
8991 * value-prof.c (interesting_stringop_to_profile): Do not
8992 return early for BUILT_IN_MEMPCPY.
8994 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
8996 * calls.c (expand_call): Don't use callgraph to increase
8997 preferred_stack_boundary.
8999 * cgraph.h (cgraph_rtl_info): Use unsigned on
9000 preferred_incoming_stack_boundary.
9002 * final.c (rest_of_clean_state): Use unsigned on
9003 preferred_stack_boundary.
9005 2008-05-09 Tom Tromey <tromey@redhat.com>
9007 PR preprocessor/22231:
9008 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9011 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9013 PR tree-optimization/36129
9014 * tree-ssa-ccp.c: Include value-prof.h.
9015 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9016 built-in function was folded to a constant.
9017 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9019 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9020 Sebastian Pop <sebastian.pop@amd.com>
9022 * tree-scalar-evolution.c: Document instantiate_scev.
9023 (instantiate_parameters_1): Renamed instantiate_scev_1.
9024 Don't use the same loop for instantiation_loop and evolution_loop.
9025 (instantiate_scev): New.
9026 (instantiate_parameters): Moved...
9027 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9028 same loop twice. Maintains the semantics for this function.
9029 * tree-scalar-evolution.h (instantiate_scev): Declare.
9030 (instantiate_parameters): ...here. Now static inline.
9031 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9032 instead of resolve_mixers.
9034 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9036 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9038 2008-05-09 Tomas Bily <tbily@suse.cz>
9040 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9041 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9042 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9043 * c-common.c (c_common_truthvalue_conversion): Likewise.
9044 * tree-object-size.c (compute_object_offset): Likewise.
9045 * tree-inline.c (estimate_num_insns_1): Likewise.
9046 * varasm.c (const_hash_1, compare_constant, copy_constant)
9047 (compute_reloc_for_constant, output_addressed_constants)
9048 (initializer_constant_valid_p): Likewise.
9049 * c-omp.c (check_omp_for_incr_expr): Likewise.
9050 * gimplify.c (gimplify_expr): Likewise.
9051 * c-typeck.c (c_finish_return): Likewise.
9052 * tree-vectorizer.c (supportable_widening_operation)
9053 (supportable_narrowing_operation): Likewise.
9054 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9055 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9056 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9057 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9058 (descr_info_loc): Likewise.
9059 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9060 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9061 (fold_unary): Likewise.
9062 * builtins.c (get_pointer_alignment): Likewise.
9063 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9064 (instantiate_parameters_1): Likewise.
9065 * tree.c (expr_align, stabilize_reference): Likewise.
9066 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9067 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9068 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9069 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9070 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9071 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9073 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9074 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9075 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9076 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9077 (forward_propagate_comparison)
9078 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9079 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9080 * emit-rtl.c (component_ref_for_mem_expr)
9081 (set_mem_attributes_minus_bitpos): Likewise.
9082 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9083 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9085 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9086 (build_function_call, pointer_diff, build_compound_expr)
9087 (c_finish_return): Likewise.
9088 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9089 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9091 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9092 * expr.c (is_aligning_offset): Likewise.
9093 * tree-ssa-alias.c (is_escape_site): Likewise.
9094 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9095 (check_all_va_list_escapes): Likewise.
9096 * tree-ssa-loop-ivopts.c (determine_base_object)
9097 (determine_common_wider_type): Likewise.
9098 * dojump.c (do_jump): Likewise.
9099 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9100 * tree-gimple.c (is_gimple_cast): Likewise.
9101 * fold-const.c (decode_field_reference, )
9102 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9103 (fold_binary): Likewise.
9104 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9105 (already_warned_in_frontend_p): Likewise.
9106 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9107 * tree.c (really_constant_p, get_unwidened): Likewise.
9108 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9109 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9110 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9112 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9114 (CONVERT_EXPR_P): Define.
9115 (CASE_CONVERT): Define.
9117 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9120 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9121 (delete_unmarked_insns): When deleting a call, call
9122 delete_unreachable_blocks.
9123 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9124 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9126 2008-05-08 Richard Guenther <rguenther@suse.de>
9128 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9129 (-ftree-salias): Likewise.
9130 (salias-max-implicit-fields): Remove param documentation.
9131 (salias-max-array-elements): Likewise.
9132 * tree-pass.h (pass_create_structure_vars): Remove.
9133 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9134 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9135 * tree-ssa-alias.c (create_structure_vars): Remove.
9136 (gate_structure_vars): Likewise.
9137 (pass_create_structure_vars): Likewise.
9138 (gate_build_alias): Likewise.
9139 (pass_build_alias): Adjust to run always and dump the function.
9140 * common.opt (ftree-salias): Hide.
9141 * passes.c (init_optimization_passes): Remove
9142 pass_create_structure_vars, adjust comment.
9143 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9144 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9145 * opts.c (decode_options): Do not set flag_tree_salias.
9146 (common_handle_option): Add OPT_ftree_salias to the backward
9147 compatibility section.
9149 2008-05-08 Richard Guenther <rguenther@suse.de>
9151 * tree-flow-inline.h (var_can_have_subvars): Move ...
9152 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9153 * tree-flow.h (var_can_have_subvars): Remove.
9154 (push_fields_onto_fieldstack): Remove.
9155 (sort_fieldstack): Likewise.
9156 (struct fieldoff): Move ...
9157 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9158 alias_set and base_for_components fields.
9159 (sort_fieldstack): Make static.
9160 (push_fields_onto_fieldstack): Likewise. Remove code that
9161 handles anything but RECORD_TYPEs. Remove alias_set and
9162 base_for_components handling.
9163 (create_variable_info_for): Adjust.
9165 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9167 * common.opt (Wframe-larger-than=): Shorten the help message
9169 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9171 2008-05-08 Rafael Espindola <espindola@google.com>
9173 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9175 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9176 trap and that both operands are gimple values.
9177 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9178 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9181 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9183 * read-rtl.c (join_c_conditions): Return the first string if the
9184 two strings are equal.
9186 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9188 * gensupport.h (pred_data): Add a "num_codes" field.
9189 (add_predicate_code): Declare.
9190 * gensupport.c (add_predicate_code): New function.
9191 (std_pred_table): Add an "allows_const_p" field.
9192 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9193 Remove the (incomplete) list of such codes from the codes field.
9194 (init_predicate_table): Use add_predicate_code. Add all
9195 RTX_CONST_OBJs if allows_const_p is true.
9196 * genrecog.c (process_define_predicate): Use add_predicate_code.
9198 2008-05-08 David Daney <ddaney@avtrex.com>
9199 Richard Sandiford <rsandifo@nildram.co.uk>
9201 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9202 special case of constant zero operands.
9203 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9204 old and new values. Special case constant zero values.
9205 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9207 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9208 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9210 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9213 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9214 similar RTX_CONST_OBJ before CONST_INT.
9216 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9218 * stmt.c (expand_stack_restore): Change sa mode if needed.
9220 2008-05-08 Richard Guenther <rguenther@suse.de>
9222 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9223 return type to bool.
9224 (ix86_sol10_return_in_memory): Likewise.
9225 (ix86_i386elf_return_in_memory): Likewise.
9226 (ix86_i386interix_return_in_memory): Likewise.
9227 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9228 (ix86_sol10_return_in_memory): Likewise.
9229 (ix86_i386elf_return_in_memory): Likewise.
9230 (ix86_i386interix_return_in_memory): Likewise.
9232 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9235 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9237 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9238 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9241 2008-05-08 Richard Guenther <rguenther@suse.de>
9243 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9244 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9245 (DR_SUBVARS): Remove.
9246 * tree-dfa.c (dump_subvars_for): Remove.
9247 (debug_subvars_for): Likewise.
9248 (dump_variable): Do not dump subvars.
9249 (remove_referenced_var): Do not remove subvars.
9250 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9251 (lookup_subvars_for_var): Remove.
9252 (get_subvars_for_var): Likewise.
9253 (get_subvars_at): Likewise.
9254 (get_first_overlapping_subvar): Likewise.
9255 (overlap_subvar): Likewise.
9256 * tree-flow.h (subvar_t): Remove.
9257 (struct var_ann_d): Remove subvars field.
9258 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9259 argument. Remove special handling of SFTs.
9260 (compute_tag_properties): Likewise.
9261 (set_initial_properties): Likewise.
9262 (compute_call_clobbered): Likewise.
9263 (count_mem_refs): Likewise.
9264 (compute_memory_partitions): Likewise.
9265 (compute_flow_insensitive_aliasing): Likewise.
9266 (setup_pointers_and_addressables): Likewise.
9267 (new_type_alias): Likewise.
9268 (struct used_part): Remove.
9269 (used_portions): Likewise.
9270 (struct used_part_map): Likewise.
9271 (used_part_map_eq): Likewise.
9272 (used_part_map_hash): Likewise.
9273 (free_used_part_map): Likewise.
9274 (up_lookup): Likewise.
9275 (up_insert): Likewise.
9276 (get_or_create_used_part_for): Likewise.
9277 (create_sft): Likewise.
9278 (create_overlap_variables_for): Likewise.
9279 (find_used_portions): Likewise.
9280 (create_structure_vars): Likewise.
9281 * tree.def (STRUCT_FIELD_TAG): Remove.
9282 * tree.h (MTAG_P): Adjust.
9283 (struct tree_memory_tag): Remove base_for_components and
9284 unpartitionable flags.
9285 (struct tree_struct_field_tag): Remove.
9286 (SFT_PARENT_VAR): Likewise.
9287 (SFT_OFFSET): Likewise.
9288 (SFT_SIZE): Likewise.
9289 (SFT_NONADDRESSABLE_P): Likewise.
9290 (SFT_ALIAS_SET): Likewise.
9291 (SFT_UNPARTITIONABLE_P): Likewise.
9292 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9293 (union tree_node): Remove sft field.
9294 * alias.c (get_alias_set): Remove special handling of SFTs.
9295 * print-tree.c (print_node): Remove handling of SFTs.
9296 * tree-dump.c (dequeue_and_dump): Likewise.
9297 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9298 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9299 * tree-predcom.c (set_alias_info): Do not set subvars.
9300 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9301 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9302 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9303 (add_vars_for_offset): Remove.
9304 (add_virtual_operand): Remove special handling of SFTs.
9305 (add_call_clobber_ops): Likewise.
9306 (add_call_read_ops): Likewise.
9307 (get_asm_expr_operands): Likewise.
9308 (get_modify_stmt_operands): Likewise.
9309 (get_expr_operands): Likewise.
9310 (add_to_addressable_set): Likewise.
9311 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9312 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9313 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9314 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9315 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9316 (tree_node_structure): Likewise.
9317 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9319 (find_what_p_points_to): Likewise.
9321 2008-05-08 Sa Liu <saliu@de.ibm.com>
9323 * config/spu/spu.md: Fixed subti3 pattern.
9325 2008-05-08 Richard Guenther <rguenther@suse.de>
9328 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9329 sure to create a representative for trailing arrays for PTA.
9331 2008-05-08 Richard Guenther <rguenther@suse.de>
9334 * fold-const.c (operand_equal_p): Two objects which types
9335 differ in pointerness are not equal.
9337 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9339 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9340 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9341 (emit_library_call_value_1): Add new variable fndecl initialized by
9342 NULL_TREE. It should be the decl type of orgfun, but this information
9343 seems not to be available here, so it uses the default calling abi.
9344 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9345 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9346 by TARGET_RETURN_IN_MEMORY.
9347 * config/i386/i386-interix.h: Likewise.
9348 * config/i386/i386.h: Likewise.
9349 * config/i386/i386elf.h: Likewise.
9350 * config/i386/ptx4-i.h: Likewise.
9351 * config/i386/sol2-10.h: Likewise.
9352 * config/i386/sysv4.h: Likewise.
9353 * config/i386/vx-common.h: Likewise.
9354 * config/cris/cris.h: Removed #if 0 clause.
9355 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9356 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9358 (ix86_sol10_return_in_memory): Likewise.
9359 (ix86_i386elf_return_in_memory): New.
9360 (ix86_i386interix_return_in_memory): New.
9361 * config/mt/mt-protos.h (mt_return_in_memory): New.
9362 * config/mt/mt.c: Likewise.
9363 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9364 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9365 * config/bfin/bfin.h: Likewise.
9366 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9368 * config/bfin/bfin.c: Likewise.
9369 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9370 * config/alpha/unicosmk.h: Likewise.
9371 * config/i386/cygming.h: Likewise.
9372 * config/iq2000/iq2000.h: Likewise.
9373 * config/mips/mips.h: Likewise.
9374 * config/mn10300/mn10300.h: Likewise.
9375 * config/rs6000/rs6000.h: Likewise.
9376 * config/score/score.h: Likewise.
9377 * config/spu/spu.h: Likewise.
9378 * config/v850/v850.h: Likewise.
9379 * defaults.h: Likewise.
9380 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9381 * expr.c (emit_block_move): Adjust use of
9382 OUTGOING_REG_PARM_STACK_SPACE.
9383 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9384 OUTGOING_REG_PARM_STACK_SPACE.
9385 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9387 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9389 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9390 on OMP_RETURN for OMP_FOR.
9393 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9394 (fortran_common): New function.
9395 (gen_variable_die): Call fortran_common instead of common_check,
9396 adjust for it returning tree instead of rtx. Formatting.
9398 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9402 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9403 * c-decl.c (merge_decls): Ditto.
9404 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9405 to RTL_CONST_OR_PURE_CALL_P.
9406 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9407 Initialized DECL_LOOPING_CONST_PURE.
9408 (process_call_operands): Set tree_side_effects properly.
9409 * tree.h (TREE_READONLY_DECL_P): Removed.
9410 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9411 (DECL_LOOPING_OR_CONST_P): New macro.
9412 (struct tree_function_decl): Added looping_const_or_pure_p.
9414 (ECF_LOOPING_OR_CONST_P): New macro.
9415 * rtlanal.c (pure_const_p): Removed.
9416 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9417 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9418 to RTL_CONST_CALL_P.
9419 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9420 (check_decl, check_tree, check_call, scan_function): Initialize
9422 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9423 (static_execute): Set looping true for recursive functions.
9424 Undo setting state to IPA_NEITHER for recursive functions.
9426 * ifcvt.c (noce_can_store_speculate_p): Changed
9427 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9428 RTL_CONST_OR_PURE_CALL_P.
9429 * dse.c (scan_insn): Ditto.
9430 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9431 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9432 RTL_CONST_OR_PURE_CALL_P.
9433 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9434 pure_call_p to RTL_CONST_CALL_P.
9435 * gimplify.c (gimplify_call_expr): Clear side effects for
9436 non-looping pure and constant calls.
9437 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9438 (flags_from_decl_or_type): Set ecf flags from decl flags.
9439 (initialize_argument_information): Turn off
9440 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9441 Change const to pure if callee_copies is true rather than just
9443 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9444 way of marking pure calls.
9445 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9446 Remove hack that was supposed to fix pr7335 and remove old
9447 way of marking pure calls.
9448 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9449 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9450 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9451 RTL_CONST_OR_PURE_CALL_P.
9452 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9453 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9454 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9455 * sched-deps.c (schedule_analyze): Ditto.
9456 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9457 return_val field of calls to represent pure and const function info.
9458 (CONST_OR_PURE_CALL_P): Deleted macro.
9459 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9460 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9461 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9463 * tree-optimize.c (execute_fixup_cfg): Added test for
9464 ECF_LOOPING_CONST_OR_PURE.
9465 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9467 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9468 effects for looping pure or const calls.
9469 (verify_gimple_expr): Added verification code.
9470 * config/alpha/alpha.c (alpha_legitimize_address,
9471 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9473 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9474 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9475 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9476 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9477 RTL_CONST_OR_PURE_CALL_P.
9478 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9479 and const calls to be deleted.
9481 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9484 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9485 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9486 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9487 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9488 to handle nonimmediate operands.
9489 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9490 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9491 to handle nonimmediate operands.
9492 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9493 (mmx_pmulhrwv4hi3): New expander. Use
9494 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9495 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9496 (sse2_umulv1siv1di3): New expander. Use
9497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9498 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9499 (mmx_eq<mode>3): New expander. Use
9500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9501 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9502 (mmx_uavgv8qi3): New expander. Use
9503 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9504 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9505 (mmx_uavgv4hi3): New expander. Use
9506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9508 * config/i386/sse.md
9509 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9510 to handle nonimmediate operands.
9511 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9512 to handle nonimmediate operands.
9513 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9514 to handle nonimmediate operands.
9515 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9516 to handle nonimmediate operands.
9517 (sse2_unpckhpd_exp): New expander. Use
9518 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9519 (sse2_unpcklpd_exp): New expander. Use
9520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9521 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9522 to handle nonimmediate operands.
9523 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9524 to handle nonimmediate operands.
9525 (*sse2_<plusminus_insn><mode>3): Rename from
9526 sse2_<plusminus_insn><mode>3 insn pattern.
9527 (sse2_<plusminus_insn><mode>3): New expander. Use
9528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9529 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
9530 (sse2_umulv2siv2di3): New expander. Use
9531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9532 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
9533 (sse4_1_mulv2siv2di3): New expander. Use
9534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9535 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
9536 (sse2_pmaddwd): New expander. Use
9537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9538 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
9539 (sse2_eq<mode>3): New expander. Use
9540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9541 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
9542 (sse4_1_eqv2di3): New expander. Use
9543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9544 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9545 (sse2_uavgv16qi3): New expander. Use
9546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9547 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9548 (sse2_uavgv16qi3): New expander. Use
9549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9550 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
9551 (sse2_uavgv8hi3): New expander. Use
9552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9553 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
9554 (ssse3_pmulhrswv8hi3): New expander. Use
9555 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9556 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
9557 (ssse3_pmulhrswv4hi3): New expander. Use
9558 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9560 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
9561 (<sse>_vmmul<mode>3): Ditto.
9562 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
9564 (ssse3_pmaddubsw128): Use register_operand for operand 1.
9565 (ssse3_pmaddubsw): Ditto.
9567 * config/i386/i386.c (struct_builtin_description)
9568 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
9569 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
9570 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
9571 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
9572 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
9573 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
9574 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
9575 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
9576 (ix86_fixup_binary_operands): Assert that src1
9577 and src2 must have the same mode when swapped.
9578 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
9579 and ix86_binary_operator_ok. Do not force operands in registers
9582 2008-05-07 Jan Hubicka <jh@suse.cz>
9584 * cgraph.c (dump_cgraph_node): Update.
9585 * cgraph.h (cgraph_local_info): Break out inline summary.
9586 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
9588 * ipa-inline (inline_summary): New accestor function.
9589 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
9590 cgraph_decide_inlining, compute_inline_parameters): Update.
9591 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
9593 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9595 Cleanup ColdFire scheduling support and add V4 pipeline model.
9597 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
9598 (define_attr cpu): Add cfv4 value.
9599 (define_attr type, define_attr type1): Merge into a single 'type'
9600 attribute. Update all uses.
9601 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
9602 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
9604 (define_attr opx_mem, define_attr opy_mem): Remove.
9605 (define_attr op_mem): Clean up, update comment.
9606 (define_attr size): Use specific values instead of general int.
9607 (define_attr guess, define_attr split): Remove. Update all uses.
9608 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
9609 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
9610 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
9611 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
9612 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
9613 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
9614 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
9615 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
9616 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
9617 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
9618 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
9619 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
9620 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
9621 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
9622 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
9623 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
9624 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
9625 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
9626 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
9627 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
9628 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
9629 Update or set attributes.
9630 (stack_tie): New fake instruction.
9632 * config/m68k/m68k.h (TUNE_CFV4): New macro.
9633 (m68k_sched_attr_size): Update declaration.
9634 (m68k_sched_attr_type2): Remove.
9635 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
9636 Declare new bypass predicates.
9638 * config/m68k/m68k.c (m68k_sched_issue_rate,
9639 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
9641 (TARGET_SCHED_ISSUE_RATE,
9642 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
9643 (override_options): Handle scheduling for ColdFire V4 core.
9644 (m68k_expand_prologue): Emit stack_tie.
9645 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
9646 'OP_TYPE_FPN'. Update all uses.
9647 (sched_guess_p): Remove.
9648 (sched_address_type): Handle symbolic addresses.
9649 (sched_get_operand): New static function.
9650 (sched_operand_type): Merge into sched_attr_op_type.
9651 (sched_attr_op_type): Handle FP registers, handle quick constants,
9653 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
9654 (m68k_sched_attr_size): Update. Move logic to ...
9655 (sched_get_attr_size_int): New static function.
9656 (sched_get_opxy_mem_type): New static function.
9657 (m68k_sched_attr_op_mem): Update.
9658 (m68k_sched_attr_type2): Remove.
9659 (sched_cfv4_bypass_data): New static variable.
9660 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
9661 (m68k_sched_issue_rate): Implement scheduler hook.
9662 (struct _sched_ib: enabled_p): New field.
9663 (m68k_sched_variable_issue): Update. Handle V4.
9664 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
9665 sched_dump_class_func_t, sched_dump_split_class,
9666 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
9667 sched_dump_dfa_class, m68k_sched_dump): Remove.
9668 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
9670 (m68k_sched_init_global): Remove statisctics dumping, introduce
9671 sanity check that all instructions have pipeline reservations. Handle
9673 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9674 Handle ColdFire V4 core.
9675 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
9676 New static functions.
9677 (m68k_sched_address_bypass_p): New bypass predicate.
9678 (sched_get_indexed_address_scale): New static function.
9679 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
9681 * cf.md: Update comments.
9682 (define_attr type2): Remove. Use 'type' attribute instead.
9684 (cf_ib): Rename to cfv123_ib. Update all uses.
9685 (cf_oep): Rename to cfv123_oep. Update all uses.
9686 (cf_chr): Rename to cfv123_chr. Update all uses.
9687 (cf_mem): Rename to cfv123_mem. Update all uses.
9688 (cf_mac): Move to more appropriate place.
9689 (cfv123_guess): New automaton and cpu_unit.
9690 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
9691 Update uses of 'size' attribute. Handle before reload scheduling.
9692 (cfv123_guess): New dummy reservation for unhandled instructions.
9693 (cfv4_*): Pipeline description of ColdFire V4 core.
9694 (ignore): New reservation to handle 'ignore' type.
9696 2008-05-07 Ian Lance Taylor <iant@google.com>
9699 * gimplify.c (find_single_pointer_decl_1): Don't look through
9701 (find_single_pointer_decl): Adjust comments.
9703 2008-05-07 Jakub Jelinek <jakub@redhat.com>
9706 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
9707 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
9710 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
9711 integral type rather than floating point, then VIEW_CONVERT_EXPR
9712 to the floating point type.
9714 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9716 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
9717 TFmode op0 to register.
9719 2008-05-07 Alan Modra <amodra@bigpond.net.au>
9721 * c-decl.c (grokdeclarator): Comment typo.
9723 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
9725 * tree-flow.h: Remove prototype for computed_goto_p.
9726 * tree-cfg.c (computed_goto_p): Make static.
9728 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
9731 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
9732 (contains_aligned_value_p): This. Handle _Decimal128.
9733 (ix86_function_arg_boundary): Only align _Decimal128 to its
9734 natural boundary and handle it properly.
9736 2008-05-06 Martin Jambor <mjambor@suse.cz>
9738 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
9739 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
9740 (ipcp_method_set_orig_node): Removed.
9741 (ipcp_cval_get_cvalue_type): Removed.
9742 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
9743 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
9744 (ipcp_cval_set_cvalue_type): Removed.
9745 (ipcp_cval_get_cvalue): Removed.
9746 (ipcp_cval_set_cvalue): Removed.
9747 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
9748 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
9749 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
9750 (ipcp_cval_meet): Renamed to ipa_lattice_meet
9751 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
9752 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
9753 (ipcp_get_ith_lattice): Changed parameters.
9754 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
9755 (ipcp_lattice_from_jfunc): Changed parameters.
9756 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
9757 (ipcp_method_cval_print): Added temporary variable info.
9758 (ipcp_redirect): Removed already unused local variable caller.
9759 (ipcp_redirect): New temporary variable orig_callee_info
9760 (ipcp_redirect): Removed newly unused local variable callee.
9761 (ipcp_redirect): Removed (a bit confusing) local variable type.
9762 (ipcp_insert_stage): Added local variable info.
9763 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
9765 (ipcp_formal_create): Removed.
9766 (ipcp_method_cval_set): Removed.
9767 (ipcp_propagate_stage): Renamed lattice variables.
9768 (ipcp_method_cval_set_cvalue_type): Removed.
9769 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
9770 (ipcp_print_all_lattices): Changed printed strings to refer to
9771 lattices rather than cvals.
9772 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
9773 (ipcp_propagate_const): Changed formal parameters.
9774 (build_const_val): Changed formal parameters.
9775 (ipcp_insert_stage): Removed useless variable cvalue
9776 (build_const_val): Changed formal parameters.
9777 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
9778 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
9779 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
9780 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
9781 (ipcp_print_func_profile_counts): Changed string from "method" to
9783 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
9784 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
9785 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
9786 (ipcp_structures_print): Renamed to ipcp_print_all_structures
9787 (ipcp_profile_print): Renamed to ipcp_print_profile_data
9788 (ipcp_lat_is_const): Changed parameters and made inline.
9789 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
9790 (ipcp_redirect): Renamed to ipcp_need_redirect_p
9791 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
9792 the predicate condition directly
9793 (ipcp_propagate_stage): Added local variable args. Removed local
9794 variable callee. (Both are mere code simplifications.)
9795 (ipcp_method_dont_insert_const): Renamed to
9796 ipcp_node_not_modifiable_p.
9797 (ipcp_node_not_modifiable_p): Made inline.
9798 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
9799 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
9800 (ipcp_print_all_lattices): Removed variable cvalue
9801 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
9804 2008-05-06 Olivier Hainque <hainque@adacore.com>
9806 * tree-sra.c (try_instantiate_multiple_fields): Early return
9807 if field has POINTER_TYPE.
9809 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
9811 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
9812 by using 'q' specifier for instruction.
9813 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
9815 2008-05-06 Anatoly Sokolov <aesok@post.ru>
9817 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9818 Change mode of zero_extract from QImode to HImode.
9819 (sign bit tests peepholes): (Ditto.).
9821 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
9823 * config/i386/mmx.md: Remove double backslashes from asm templates.
9824 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
9825 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9826 to handle nonimmediate operands.
9827 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
9828 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9829 to handle nonimmediate operands.
9830 (*mmx_<code>v2sf3_finite): New insn pattern.
9831 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
9832 (mmx_<code>v2sf3): New expander. Use
9833 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9834 (mmx_<plusminus_insn><mode>3): New expander. Use
9835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9836 (*mmx_<plusminus_insn><mode>3): New insn pattern.
9837 (mmx_add<mode>3): Removed.
9838 (mmx_ssadd<mode>3): Ditto.
9839 (mmx_usadd<mode>3): Ditto.
9840 (mmx_sub<mode>3): Ditto.
9841 (mmx_sssub<mode>3): Ditto.
9842 (mmx_ussub<mode>3): Ditto.
9843 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
9844 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
9845 to handle nonimmediate operands.
9846 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
9848 (mmx_smulv4hi3_highpart): New expander. Use
9849 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9850 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
9852 (mmx_umulv4hi3_highpart): New expander. Use
9853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9854 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
9855 (mmx_<code>v4hi3): New expander. Use
9856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9857 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
9858 (mmx_<code>v8qi3): New expander. Use
9859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9860 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
9861 (mmx_<code><mode>3): New expander. Use
9862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9864 2008-05-05 Jan Hubicka <jh@suse.cz>
9866 PR tree-optimization/36118
9867 * passes.c (pass_init_dump_file): Fix dump header.
9869 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
9873 VCE for function decls.
9875 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9877 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
9879 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9881 * config/i386/i386.md (sat_plusminus): New.
9882 (plusminus_insn): Likewise.
9883 (plusminus_mnemonic): Likewise.
9885 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
9886 (*<addsub><mode>3_cc_overflow): Renamed to ...
9887 (*<plusminus_insn><mode>3_cc_overflow): This.
9888 (*<addsub>si3_zext_cc_overflow): Renamed to ...
9889 (*<plusminus_insn>si3_zext_cc_overflow): This.
9891 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
9892 (<plusminus_insn><mode>3): This.
9893 (*<addsub><mode>3): Renamed to ...
9894 (*<plusminus_insn><mode>3): This.
9895 (<sse>_vm<addsub><mode>3): Renamed to ...
9896 (<sse>_vm<plusminus_insn><mode>3): This.
9897 (sse3_h<addsub>v4sf3): Renamed to ...
9898 (sse3_h<plusminus_insn>v4sf3): This.
9899 (sse3_h<addsub>v2df3): Renamed to ...
9900 (sse3_h<plusminus_insn>v2df3): This.
9901 (<plusminus_insn><mode>3): New.
9902 (*<plusminus_insn><mode>3): Likewise.
9903 (sse2_<plusminus_insn><mode>3): Likewise.
9904 (add<mode>): Removed.
9905 (*add<mode>3): Likewise.
9906 (sse2_ssadd<mode>3): Likewise.
9907 (sse2_usadd<mode>3): Likewise.
9908 (sub<mode>3): Likewise.
9909 (*sub<mode>3): Likewise.
9910 (sse2_sssub<mode>3): Likewise.
9911 (sse2_ussub<mode>3): Likewise.
9913 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
9915 * gthr-single.h: Add in required interface elements as per gthr.h.
9916 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
9917 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
9918 Generalize UNUSED macro.
9919 (__gthread_once): Add.
9920 (__gthread_key_create): Add.
9921 (__gthread_key_delete): Add.
9922 (__gthread_getspecific): Add.
9923 (__gthread_setspecific): Add.
9925 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
9927 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
9928 the same size types for the indirect reference on the rhs, then
9931 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
9933 * config/i386/i386.md
9934 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
9935 one insn template instead of template series.
9936 (*xordi_1_rex64): Ditto.
9937 (*xordi_2_rex64): Ditto.
9939 2008-05-05 Ira Rosen <irar@il.ibm.com>
9941 PR tree-optimization/36119
9942 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
9945 2008-06-04 Jan Hubicka <jh@suse.cz>
9947 tree-optimization/36100
9948 * tree-pass.h (pass_O0_always_inline): Declare.
9949 * ipa-inline.c (inline_transform): Remove dead code.
9950 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9951 pass_O0_always_inline): New.
9952 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
9954 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
9956 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
9957 mnemonic in this_param move for TARGET_64BIT.
9959 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
9961 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
9962 (*strmovsi_rex_1): Ditto.
9963 (*strsetsi_1): Ditto.
9964 (*strsetsi_rex_1): Ditto.
9966 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
9967 adddicc expanders using SWI mode iterator.
9969 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
9972 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
9975 2008-05-04 David S. Miller <davem@davemloft.net>
9977 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
9978 (sparc*-*-linux*): Use linux.h in tm_file.
9979 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
9980 compiler defaulting to 32-bit.
9981 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
9983 * config/sparc/linux.h: Remove definitions now obtained
9984 properly from linux.h
9985 * config/sparc/linux64.h: Likewise.
9986 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
9987 don't want this setting for 32-bit builds in a biarch compiler.
9988 * doc/install.texi: Add sparc-linux to list of targets
9989 supporting --enable-targets=all.
9991 2008-05-03 Andrew Pinski <pinskia@gmail.com>
9993 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
9995 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
9997 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
9998 after V4SI_FTYPE_V8HI.
9999 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10000 case V4SI_FTYPE_V2DF.
10002 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10004 * doc/invoke.texi (max-flow-memory-locations): Removed.
10005 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10007 2008-05-03 Richard Guenther <rguenther@suse.de>
10009 PR middle-end/34973
10010 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10012 2008-05-02 David S. Miller <davem@davemloft.net>
10014 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10016 2008-05-02 Simon Baldwin <simonb@google.com>
10019 * c-common.h (warn_array_subscript_range): Removed.
10020 * c-common.c (warn_array_subscript_range): Ditto.
10021 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10022 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10024 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10026 * config/i386/i386.c (ix86_special_builtin_type): New.
10027 (bdesc_special_args): Likewise.
10028 (ix86_expand_special_args_builtin): Likewise.
10029 (ix86_init_mmx_sse_builtins): Updated.
10030 (ix86_expand_builtin): Updated.
10031 (ix86_expand_store_builtin): Removed.
10032 (ix86_expand_unop_builtin): Likewise.
10034 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10035 * config/i386/mmintrin.h (__v2sf): Here.
10037 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10039 (_mm_loadl_pi): Likewise.
10040 (_mm_storeh_pi): Replace __v2si with __v2sf.
10041 (_mm_storel_pi): Likewise.
10043 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10044 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10045 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10046 __builtin_ia32_loadlpd.
10048 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10050 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10051 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10052 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10053 (ix86_init_mmx_sse_builtins): Updated.
10054 (ix86_expand_args_builtin): Likewise.
10055 (ix86_expand_builtin): Likewise.
10056 (ix86_expand_unop1_builtin): Renamed to ...
10057 (ix86_expand_unop_vec_merge_builtin): This.
10059 2008-05-01 Jan Hubicka <jh@suse.cz>
10062 * ipa-inline.c (inline_generate_summary): Make static.
10063 (inline_transform): Do not call inlining at -O0; make static.
10064 * passes.c (execute_todo): Add sanity check.
10065 (execute_one_ipa_transform_pass): Execute proper flags.
10067 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10069 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10070 (DECL_NONADDRESSABLE_P): Likewise.
10071 * alias.c (record_component_aliases): Fix comment.
10073 2008-05-01 Simon Baldwin <simonb@google.com>
10075 * c-common.h (warn_array_subscript_range): New function.
10076 * c-common.c (warn_array_subscript_range): Ditto.
10077 * tree-vrp.c (check_array_ref): Corrected code to agree with
10078 comment, ignoring only arrays of size 0 or size 1.
10079 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10081 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10083 * config/i386/i386.c (ix86_builtin_type): Replace
10084 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10085 (bdesc_args): Updated.
10086 (ix86_init_mmx_sse_builtins): Likewise.
10087 (ix86_expand_args_builtin): Likewise.
10089 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10092 * doc/extend.texi: Correct __builtin_ia32_palignr.
10094 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10097 * config/i386/i386.c (bdesc_crc32): Removed.
10098 (ix86_expand_crc32): Likewise.
10099 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10100 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10101 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10102 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10103 UINT_FTYPE_UINT_UCHAR.
10104 (bdesc_args): Updated. Add crc32 builtins.
10105 (ix86_init_mmx_sse_builtins): Updated.
10106 (ix86_expand_args_builtin): Updated to support subreg.
10108 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10110 2008-05-01 Jan Hubicka <jh@suse.cz>
10112 * tree-pass.h (opt_pass): Add IPA_PASS.
10113 (varpool_node, cgraph_node): Forward declare.
10114 (ipa_opt_pass): Define.
10115 (pass_ipa_inline): Turn into ipa_opt_pass.
10116 (pass_apply_inline): Remove.
10117 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10118 (apply_inline): Turn into ....
10119 (inline_transform): ... this one.
10120 (inline_generate_summary): New function.
10121 (pass_apply_inline): Remove.
10122 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10124 (struct function): Add ipa_transforms_to_apply.
10125 * passes.c (register_one_dump_file): Work on IPA_PASS.
10126 (init_optimization_passes): Remove pass_inline_parameters and
10128 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10129 (execute_one_pass) ... here; apply transforms when possible.
10130 (add_ipa_transform_pass, execute_ipa_summary_asses,
10131 execute_one_ipa_transform_pass): New.
10132 (execute_ipa_pass_list): Update for IPA_PASS type.
10134 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10136 * config/i386/i386.c (ix86_builtin_type): Add
10137 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10138 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10139 (bdesc_args): Add SSE4a builtins.
10140 (ix86_init_mmx_sse_builtins): Updated.
10141 (ix86_expand_args_builtin): Likewise.
10142 (ix86_expand_builtin): Likewise.
10144 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10146 * config/i386/i386.c (ix86_builtin_type): Add
10147 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10148 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10149 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10150 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10151 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10152 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10153 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10154 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10155 and DI_FTYPE_DI_DI_INT.
10156 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10157 (ix86_init_mmx_sse_builtins): Updated.
10158 (ix86_expand_args_builtin): Likewise.
10159 (ix86_expand_builtin): Likewise.
10160 (ix86_expand_binop_imm_builtin): Removed.
10162 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10164 2008-04-30 Richard Guenther <rguenther@suse.de>
10166 PR tree-optimization/32921
10167 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10169 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10171 * config/arm/arm.c (arm_unwind_emit): Use
10172 crtl->all_throwers_are_sibcalls instead of
10173 cfun->all_throwers_are_sibcalls.
10174 (arm_output_fn_unwind): Likewise.
10175 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10176 instead of cfun->uses_pic_offset_table.
10177 (frv_expand_prologue): Likewise.
10178 (frv_frame_pointer_required): Likewise.
10179 (frv_expand_fdpic_call): Likewise.
10180 (frv_emit_movsi): Likewise.
10181 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10182 cfun->returns_pcc_struct instead of
10183 current_function_returns_pcc_struct.
10184 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10185 instead of cfun->calls_eh_return.
10186 (m32c_pushm_popm): Likewise.
10187 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10188 "extern" declaration.
10190 2008-04-30 Richard Guenther <rguenther@suse.de>
10192 PR tree-optimization/21636
10193 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10195 (evaluate_stmt): Print the likely value.
10196 (ccp_visit_stmt): Avoid excessive vertical spacing.
10198 2008-04-30 Rafael Espindola <espindola@google.com>
10200 * builtins.c (fold_call_expr): Return realret.
10201 * tree-ssa-threadedge.c
10202 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10203 __builtin_object_size.
10205 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10207 * gcc.c (wrapper_string): New variable.
10208 (insert_wrapper): New function.
10209 (execute): New option -wrapper.
10210 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10212 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10214 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10215 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10216 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10218 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10219 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10220 config/rs6000/e500crtres64gprctr.asm,
10221 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10222 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10223 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10224 config/rs6000/e500crtsav64gprctr.asm,
10225 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10226 config/rs6000/e500crtsavg64gprctr.asm: New files.
10227 * config/rs6000/t-ppccomm: Add build rules for new files.
10228 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10229 * config/rs6000/t-netbsd: Add build rules for new files.
10230 (LIB2FUNCS_STATIC_EXTRA): New variable.
10231 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10232 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10233 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10235 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10237 * config/i386/i386.c (ix86_builtin_type): Add
10238 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10239 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10240 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10241 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10242 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10243 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10244 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10245 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10246 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10247 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10248 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10249 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10250 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10251 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10252 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10253 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10254 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10255 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10256 V1DI_FTYPE_V2SI_V2SI.
10257 (bdesc_2arg): Moved to ...
10258 (bdesc_args): Here.
10259 (ix86_init_mmx_sse_builtins): Updated.
10260 (ix86_expand_args_builtin): Updated. Take a pointer
10261 to const struct builtin_description. Handle comparison
10263 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10264 (ix86_expand_builtin): Updated.
10266 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10267 (ssse3_pmaddubsw128): This.
10268 (ssse3_pmaddubswv4hi3): Renamed to ...
10269 (ssse3_pmaddubsw): This.
10271 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10272 (__builtin_ia32_packssdw128): Likewise.
10273 (__builtin_ia32_packuswb128): Likewise.
10274 (__builtin_ia32_pmaddubsw): Likewise.
10275 (__builtin_ia32_pmaddubsw128): Likewise.
10277 2008-04-30 Richard Guenther <rguenther@suse.de>
10279 PR tree-optimization/14847
10280 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10281 (recognize_bits_test): Use it.
10282 (recognize_single_bit_test): Likewise.
10284 2008-04-30 Martin Jambor <mjambor@suse.cz>
10286 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10287 instead of setting number of formal parameters to zero.
10288 (ipcp_init_stage): Do not set the number of actual parameters to zero
10290 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10291 which are called with variable number of arguments.
10292 (ipcp_insert_stage): Explicitely skipping all nodes which are
10293 called with variable number of arguments.
10294 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10295 number of parameters.
10297 * ipa-prop.h (struct ipa_node_params): Added flag
10298 called_with_var_arguments
10299 (ipa_set_param_count): Added. Changed sole setter to use it.
10300 (ipa_get_param_count): Added. All readers of param_count
10301 converted to use it instead.
10302 (ipa_set_called_with_variable_arg): Added.
10303 (ipa_is_called_with_var_arguments): Added.
10304 (ipa_get_ith_param): Added. All readers of param_decls converted
10306 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10308 (ipa_get_cs_argument_count): Added, all readers of argument_count
10310 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10313 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10314 (struct ipcp_lattice): Renamed cval_type to type
10315 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10317 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10318 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10319 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10320 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10321 (build_const_val): Changed the type of parameter cvalue to tree
10322 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10323 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10325 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10328 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10329 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10330 (ipa_add_method): Renamed to ipa_push_func_to_list
10331 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10332 (ipa_callsite_param_count): Removed.
10333 (ipa_callsite_param_count_set): Removed.
10334 (ipa_callsite_param): Removed.
10335 (ipa_callsite_callee): Removed.
10336 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10337 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10338 (ipa_method_formal_count): Removed.
10339 (ipa_method_formal_count_set): Removed.
10340 (ipa_method_get_tree): Removed.
10341 (ipa_method_tree_map_create): Removed.
10342 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10343 (ipa_create_param_decls_array): Creates the array itself
10344 (ipa_create_param_decls_array): Temporary variable info instead of
10345 a few dereferences.
10346 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10347 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10348 (get_type): Removed.
10349 (ipa_jf_get_info_type): Removed.
10350 (ipa_node_create): Renamed to ipa_create_node_params
10351 (ipa_free): Renamed to ipa_free_all_node_params
10352 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10353 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10354 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10355 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10356 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10357 ipa_free_all_edge_args
10358 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10359 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10360 (ipa_create_methodlist_node): Removed.
10361 (ipa_methodlist_method): Removed.
10362 (ipa_methodlist_method_set): Removed.
10363 (ipa_methodlist_next_method): Removed.
10364 (ipa_methodlist_next_method_set): Removed.
10365 (ipa_method_is_modified): Removed.
10366 (ipa_method_modify_create): Removed.
10367 (ipa_method_modify_init): Temporary variable info instead of a few
10369 (ipa_detect_param_modifications): Temporary variable info instead of
10370 a few dereferences.
10371 (ipa_compute_jump_functions): Temporary variable info instead of
10372 a few dereferences.
10373 (ipa_method_modify_set): Removed.
10374 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10375 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10376 than craph_node as the first parameter.
10377 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10378 (ipa_method_modify_init): Removed.
10379 (ipa_compute_jump_functions): Added a temp variable instead of
10380 repeatadly dereferencing the cgraph_edge.aux pointer
10381 (ipa_callsite_param_set_type): Removed.
10382 (ipa_compute_jump_functions): i renamed to index and moved to
10384 (ipa_callsite_param_set_info_type_formal): Removed.
10385 (ipa_callsite_param_set_info_type): Removed.
10386 (ipa_callsite_param_map_create): Removed.
10387 (ipa_callsite_tree): Removed.
10388 (ipa_callsite_caller): Removed.
10389 (ipa_pop_func_from_list): return_method removed to return_func
10391 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10392 prefixed all values with IPA_. Changed all users.
10393 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10394 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10395 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10396 (union parameter_info): Renamed to jump_func_value.
10397 (union jump_func_value): Renamed value to constant
10398 (struct ipa_jump_func): Renamed info_type to value
10399 (struct ipa_node): Renamed to ipa_node_params
10400 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10401 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10402 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10403 (struct ipa_edge): Renamed to ipa_edge_args
10404 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10405 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10406 (struct ipa_methodlist): Renamed to ipa_func_list
10407 (struct ipa_func_list): method_p renamed to node, next_method
10409 (ipa_methodlist_p): Removed, switched all users to struct pointer
10410 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10412 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10414 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10415 (rs6000_emit_epilogue): Use backchain to restore only when we
10416 have a large frame. Make use of frame pointer to restore if we
10417 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10419 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10421 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10422 Add mode to zero_extract.
10423 (sign bit tests peepholes): (Ditto.).
10425 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10427 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10428 Instructions in comments with SSE3.
10429 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10430 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10431 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10432 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10433 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10434 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10435 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10436 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10437 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10438 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10439 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10440 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10441 (bdesc_sse_args): Renamed to ...
10442 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10443 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10444 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10445 IX86_BUILTIN_FABSQ.
10446 (bdesc_1arg): Moved to ...
10447 (bdesc_args): Here.
10448 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10449 Instructions in comments with SSE3.
10450 (ix86_expand_sse_operands_builtin): Renamed to ...
10451 (ix86_expand_args_builtin): This. Updated.
10452 (ix86_expand_unop1_builtin): Update comments.
10453 (ix86_expand_builtin): Updated.
10455 2008-04-29 Richard Guenther <rguenther@suse.de>
10457 PR tree-optimization/36078
10458 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10459 Update virtual SSA form after cleaning up the CFG.
10461 2008-04-29 Richard Guenther <rguenther@suse.de>
10463 PR middle-end/15255
10464 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10466 2008-04-29 Richard Guenther <rguenther@suse.de>
10468 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10469 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10470 (compute_flow_insensitive_aliasing): Do not treat
10471 PTR_IS_REF_ALL pointers special.
10472 (get_smt_for): Likewise.
10473 (may_alias_p): Re-structure.
10474 (is_escape_site): A ref-all pointer conversion is not an escape site.
10475 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10476 PTR_IS_REF_ALL pointers special.
10477 * tree-ssa-structalias.h (struct alias_info): Remove
10478 ref_all_symbol_mem_tag field.
10479 (PTR_IS_REF_ALL): Remove.
10481 2008-04-29 Richard Guenther <rguenther@suse.de>
10483 PR middle-end/36077
10484 * fold-const.c (extract_muldiv_1): In combining division constants
10485 make sure to never overflow.
10487 2008-04-29 Nick Clifton <nickc@redhat.com>
10489 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10491 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10494 * optc-gen.awk: Work around HP-UX/IA awk bug.
10496 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10498 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10501 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10504 * config/i386/i386.md
10505 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10506 Change operand 1 predicate to nonimmediate_operand.
10508 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10511 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10513 * gengtype.c (walk_type, write_func_for_structure): Handle
10515 * doc/gty.texi: Document chain_circular.
10517 2008-04-28 Richard Guenther <rguenther@suse.de>
10519 PR tree-optimization/36066
10520 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10523 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10526 * config/i386/i386.md
10527 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
10528 Use match_scratch instead of match_operand for operands 3 and 4.
10530 2008-04-27 Richard Guenther <rguenther@suse.de>
10532 PR tree-optimization/18754
10533 PR tree-optimization/34223
10534 * tree-pass.h (pass_complete_unrolli): Declare.
10535 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
10536 loop size before and after unconditionally of UL_NO_GROWTH in effect.
10537 Rewrite loop into loop closed SSA form if it is not already.
10538 (tree_unroll_loops_completely): Re-structure to iterate over
10539 innermost loops with intermediate CFG cleanups.
10540 Unroll outermost loops only if requested or the code does not grow
10542 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
10543 loops are available.
10544 (tree_vectorize): Instead do so here.
10545 (tree_complete_unroll): Also unroll outermost loops.
10546 (tree_complete_unroll_inner): New function.
10547 (gate_tree_complete_unroll_inner): Likewise.
10548 (pass_complete_unrolli): New pass.
10549 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
10550 uses outside of the loop.
10551 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
10552 form if it is available.
10553 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
10554 * passes.c (init_optimization_passes): Schedule complete inner
10555 loop unrolling pass before the first CCP pass after final inlining.
10557 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
10559 * targhooks.h (default_emutls_var_fields,
10560 default_emutls_var_init): Declare.
10561 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10562 * target.h (struct gcc_target): Add struct emutls member.
10563 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
10564 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
10565 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
10566 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
10567 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
10568 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
10569 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
10570 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
10571 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
10572 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
10573 emit debug information.
10574 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
10575 * varasm.c: Include targhooks.h.
10576 (emutls_object_section, emutls_tmpl_section): New.
10577 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
10578 (EMUTLS_SEPARATOR): New.
10579 (prefix_name): New.
10580 (get_emutls_object_name): New.
10581 (default_emutls_var_fields): New, broken out of ...
10582 (get_emutls_object_type): ... here. Adjust to use target hooks.
10583 (get_emutls_init_templ_addr): Adjust to use target hooks.
10584 (emutls_decl): Adjust to use target hooks.
10585 (emutls_finish): Likewise.
10586 (default_emutls_var_init): New, broken out of ...
10587 (assemble_variable): ... here. Adjust to use target hooks.
10588 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
10589 SECCAT_EMUTLS_TMPL.
10590 * c-common.c (handle_section_attribute): Prevent overriding
10591 sections for emulated tls with special sections.
10592 * config/i386/i386.c (x86_64_elf_select_section): Add
10593 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
10594 (x86_64_elf_unique_section): Likewise.
10595 * config/vxworks.c: Include tree.h.
10596 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
10597 (vxworks_override_options): Set TLS scheme.
10598 * doc/tm.texi (Emulated TLS): New node.
10600 2008-04-26 Simon Baldwin <simonb@google.com>
10603 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
10604 with propagated string constants.
10606 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
10608 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
10609 constraint for operand 2 when operand 0 is memory operand.
10610 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
10611 operand 0 is memory operand.
10612 (fix_trunc<mode>_i387_with_temp): Ditto.
10613 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
10614 operand 2 when operand 1 is memory operand.
10615 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
10616 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
10617 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
10618 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10619 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
10620 operands 2,3 and 4 when operand 1 is memory operand.
10621 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
10623 (fistdi2_floor_with_temp): Ditto.
10624 (fist<mode>2_floor_with_temp): Ditto.
10625 (fistdi2_ceil_with_temp): Ditto.
10626 (fist<mode>2_ceil_with_temp): Ditto.
10627 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
10629 2008-04-26 David Daney <ddaney@avtrex.com>
10631 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
10633 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
10634 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10635 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10636 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
10637 (compare_and_swap_12): New insn.
10638 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
10639 * config/mips/mips.c (mips_force_binary): New function.
10640 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
10641 (mips_expand_compare_and_swap_12): New function.
10642 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
10644 2008-04-25 Jan Hubicka <jh@suse.cz>
10647 * cfgexpand.c (pass_expand): Turn into RTL pass.
10648 * passes.c (execute_one_pass): Do pass typechecking after execution.
10649 * tree-pass.h (pass_expand): Turn into RTL pass.
10651 * function.h (struct rtl_data): Move here fields
10652 accesses_prior_frames, calls_eh_return, saves_all_registers,
10653 has_nonlocal_goto, has_asm_statement, is_thunk,
10654 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
10655 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
10656 arg_pointer_save_area_init from struct function; turn into bool.
10657 (struct function): Move
10658 calls_eh_return, saves_all_registers, has_nonlocal_goto,
10659 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
10660 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
10661 tail_call_emit, arg_pointer_save_area_init
10662 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
10663 (current_function_returns_struct, current_function_returns_pcc_struct,
10664 current_function_calls_setjmp, current_function_calls_alloca,
10665 current_function_accesses_prior_frames,
10666 current_function_calls_eh_return, current_function_is_thunk,
10667 current_function_stdarg, current_function_profile,
10668 current_function_limit_stack, current_function_uses_pic_offset_table,
10669 current_function_uses_const_pool, current_function_has_nonlocal_label,
10670 current_function_saves_all_registers,
10671 current_function_has_nonlocal_goto,
10672 current_function_has_asm_statement): Remove accesor macros.
10673 * ra-conflict.c (global_conflicts): Update.
10674 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
10675 (suitable_for_tail_call_opt_p): Update.
10676 * builtins.c (expand_builtin_return_addr): Update.
10677 (expand_builtin_setjmp_setup): Update.
10678 (expand_builtin_nonlocal_goto): Update.
10679 * final.c (final_start_function): Update.
10680 (profile_function): Update.
10681 (leaf_function_p): Update.
10682 (only_leaf_regs_used): Update.
10683 * df-scan.c (df_get_exit_block_use_set): Update.
10684 * dojump.c (clear_pending_stack_adjust): Update.
10685 * tree-stdarg.c (gate_optimize_stdarg): Update.
10686 * gimple-low.c (lower_function_body): Update.
10687 * global.c (compute_regsets): Update.
10688 (global_alloc): Update.
10689 * dwarf2out.c (dwarf2out_begin_prologue): Update.
10690 * expr.c (expand_assignment): Update.
10691 * dse.c (dse_step0): Update.
10692 (dse_step1): Update.
10693 * c-decl.c (store_parm_decls): Update.
10694 * local-alloc.c (combine_regs): Update.
10695 (find_free_reg): Update.
10696 * function.c (assign_parms_augmented_arg_list): Update.
10697 (assign_parm_find_data_types): Update.
10698 (assign_parms): Update.
10699 (allocate_struct_function): Update.
10700 (expand_function_start): Update.
10701 (expand_function_end): Update.
10702 (get_arg_pointer_save_area): Update.
10703 (thread_prologue_and_epilogue_insns): Update.
10704 (rest_of_match_asm_constraints): Update.
10705 * stor-layout.c (variable_size): Update.
10706 * gcse.c (gcse_main): Update.
10707 (bypass_jumps): Update.
10708 * gimplify.c (gimplify_function_tree): Update.
10709 * calls.c (emit_call_1): Update.
10710 (expand_call): Update.
10711 * bt-load.c (compute_defs_uses_and_gen): Update.
10712 * except.c (sjlj_assign_call_site_values): Update.
10713 (sjlj_emit_function_enter): Update.
10714 (can_throw_external): Update.
10715 (set_nothrow_function_flags): Update.
10716 (expand_builtin_unwind_init): Update.
10717 (expand_eh_return): Update.
10718 (convert_to_eh_region_ranges): Update.
10719 (output_function_exception_table): Update.
10720 * emit-rtl.c (gen_tmp_stack_mem): Update.
10721 * cfgexpand.c (expand_used_vars): Update.
10722 (tree_expand_cfg): Update.
10723 * cfgcleanup.c (rest_of_handle_jump): Update.
10724 * explow.c (allocate_dynamic_stack_space): Update.
10725 * varasm.c (assemble_start_function): Update.
10726 (force_const_mem): Update.
10727 (mark_constant_pool): Update.
10728 * tree-optimize.c (tree_rest_of_compilation): Update.
10729 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
10730 * tree-cfg.c (notice_special_calls): Update.
10731 (is_ctrl_altering_stmt): Update.
10732 (tree_can_make_abnormal_goto): Update.
10733 (tree_purge_dead_abnormal_call_edges): Update.
10734 * config/alpha/predicates.md: Update.
10735 * config/alpha/alpha.c (alpha_sa_mask): Update.
10736 (alpha_sa_size): Update.
10737 (alpha_does_function_need_gp): Update.
10738 (alpha_expand_prologue): Update.
10739 (alpha_start_function): Update.
10740 (alpha_output_function_end_prologue): Update.
10741 (alpha_expand_epilogue): Update.
10742 * config/frv/frv.c (frv_stack_info): Update.
10743 (frv_expand_epilogue): Update.
10744 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
10745 (s390_register_info): Update.
10746 (s390_frame_info): Update.
10747 (s390_init_frame_layout): Update.
10748 (s390_can_eliminate): Update.
10749 (save_gprs): Update.
10750 * config/spu/spu.c (spu_split_immediate): Update.
10751 (need_to_save_reg): Update.
10752 (spu_expand_prologue): Update.
10753 (spu_expand_epilogue): Update.
10754 * config/sparc/sparc.md: Update.
10755 * config/sparc/sparc.c (eligible_for_return_delay): Update.
10756 (sparc_tls_got): Update.
10757 (legitimize_pic_address): Update.
10758 (sparc_emit_call_insn): Update.
10759 (sparc_expand_prologue): Update.
10760 (output_return): Update.
10761 (print_operand): Update.
10762 (sparc_function_ok_for_sibcall): Update.
10763 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
10764 * config/m32r/m32r.md: Update.
10765 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
10766 (m32r_compute_frame_size): Update.
10767 (m32r_expand_prologue): Update.
10768 (m32r_expand_epilogue): Update.
10769 (m32r_legitimize_pic_address): Update.
10770 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
10771 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10772 * config/i386/i386.c (ix86_frame_pointer_required): Update.
10773 (gen_push): Update.
10774 (ix86_save_reg): Update.
10775 (ix86_compute_frame_layout): Update.
10776 (ix86_expand_prologue): Update.
10777 (ix86_expand_epilogue): Update.
10778 * config/sh/sh.c (output_stack_adjust): Update.
10779 (calc_live_regs): Update.
10780 (sh5_schedule_saves): Update.
10781 (sh_expand_prologue): Update.
10782 (sh_expand_epilogue): Update.
10783 (sh_setup_incoming_varargs): Update.
10784 (sh_allocate_initial_value): Update.
10785 (sh_get_pr_initial_val): Update.
10786 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
10787 * config/sh/sh.md (label:): Update.
10788 * config/avr/avr.c (out_movhi_mr_r): Update.
10789 * config/crx/crx.h (enum): Update.
10790 * config/xtensa/xtensa.h (along): Update.
10791 * config/stormy16/stormy16.c Update.
10792 (xstormy16_compute_stack_layout): Update.
10793 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
10794 (fr30_expand_prologue): Update.
10795 * config/cris/cris.c (cris_conditional_register_usage): Update.
10796 (cris_reg_saved_in_regsave_area): Update.
10797 (cris_initial_frame_pointer_offset): Update.
10798 (cris_simple_epilogue): Update.
10799 (cris_expand_prologue): Update.
10800 (cris_expand_epilogue): Update.
10801 (cris_expand_pic_call_address): Update.
10802 (cris_asm_output_symbol_ref): Update.
10803 (cris_asm_output_label_ref): Update.
10804 * config/cris/cris.md Update.
10805 * config/iq2000/iq2000.c (compute_frame_size): Update.
10806 (iq2000_expand_epilogue): Update.
10807 * config/mt/mt.h (save_direction): Update.
10808 * config/mn10300/mn10300.c (mn10300_function_value): Update.
10809 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10810 (ia64_secondary_reload_class): Update.
10811 * config/m68k/m68k.c (m68k_save_reg): Update.
10812 (m68k_expand_prologue): Update.
10813 (m68k_expand_epilogue): Update.
10814 (legitimize_pic_address): Update.
10815 * config/rs6000/rs6000.c (rs6000_got_register): Update.
10816 (first_reg_to_save): Update.
10817 (first_altivec_reg_to_save): Update.
10818 (compute_vrsave_mask): Update.
10819 (compute_save_world_info): Update.
10820 (rs6000_stack_info): Update.
10821 (spe_func_has_64bit_regs_p): Update.
10822 (rs6000_ra_ever_killed): Update.
10823 (rs6000_emit_eh_reg_restore): Update.
10824 (rs6000_emit_allocate_stack): Update.
10825 (rs6000_emit_prologue): Update.
10826 (rs6000_emit_epilogue): Update.
10827 (rs6000_output_function_epilogue): Update.
10828 (output_profile_hook): Update.
10829 (rs6000_elf_declare_function_name): Update.
10830 * config/rs6000/rs6000.h (rs6000_args): Update.
10831 * config/rs6000/rs6000.md: Update.
10832 * config/mcore/mcore.c (mcore_expand_prolog): Update.
10833 * config/arc/arc.c (arc_output_function_epilogue): Update.
10834 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
10835 * config/darwin.c (machopic_function_base_name): Update.
10836 * config/score/score3.c (score3_compute_frame_size): Update.
10839 (score3_epilogue): Update.
10840 * config/score/score7.c (score7_compute_frame_size): Update.
10841 (score7_prologue): Update.
10842 (score7_epilogue): Update.
10843 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
10844 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10845 * config/arm/arm.c (use_return_insn): Update.
10846 (require_pic_register): Update.
10847 (arm_load_pic_register): Update.
10848 (arm_compute_save_reg0_reg12_mask): Update.
10849 (arm_compute_save_reg_mask): Update.
10850 (thumb1_compute_save_reg_mask): Update.
10851 (output_return_instruction): Update.
10852 (arm_output_function_prologue): Update.
10853 (arm_output_epilogue): Update.
10854 (arm_get_frame_offsets): Update.
10855 (arm_expand_prologue): Update.
10856 (thumb_pushpop): Update.
10857 (thumb_exit): Update.
10858 (thumb1_expand_prologue): Update.
10859 (thumb1_expand_epilogue): Update.
10860 (arm_unwind_emit): Update.
10861 (arm_output_fn_unwind): Update.
10862 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
10863 * config/arm/arm.md: Update.
10864 * config/pa/pa.md: Update.
10865 * config/pa/pa.c (legitimize_pic_address): Update.
10866 (compute_frame_size): Update.
10867 (hppa_expand_prologue): Update.
10868 (hppa_expand_epilogue): Update.
10869 (borx_reg_operand): Update.
10870 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
10871 (HARD_REGNO_RENAME_OK): Update.
10872 * config/mips/mips.c (mips_global_pointer): Update.
10873 (mips_save_reg_p): Update.
10874 (mips_compute_frame_info): Update.
10875 (mips_frame_pointer_required): Update.
10876 (mips_expand_prologue): Update.
10877 (mips_expand_epilogue): Update.
10878 (mips_can_use_return_insn): Update.
10879 (mips_reorg_process_insns): Update.
10880 * config/v850/v850.c (compute_register_save_size): Update.
10881 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
10882 * config/mmix/mmix.c (along): Update.
10883 (mmix_expand_epilogue): Update.
10884 * config/bfin/bfin.c (legitimize_pic_address): Update.
10885 (must_save_p): Update.
10886 (stack_frame_needed_p): Update.
10887 (add_to_reg): Update.
10888 (bfin_expand_prologue): Update.
10889 * stmt.c (expand_asm_operands): Update.
10890 * reload1.c (reload): Update.
10891 (init_elim_table): Update.
10893 2008-04-25 Bob Wilson <bob.wilson@acm.org>
10895 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
10897 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
10899 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
10900 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
10901 (mov<mode>): Removed.
10902 (*movv4sf_internal): Likewise.
10903 (*movv2df_internal): Likewise.
10905 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
10907 * config.gcc (crx-*-elf): Remove deprecation.
10909 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
10911 * config/i386/cygming-crtend.c (register_frame_ctor): Register
10912 __gcc_deregister_frame with atexit.
10913 (deregister_frame_dtor): Remove.
10915 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
10916 Nathan Sidwell <nathan@codesourcery.com>
10918 * config/rs6000/rs6000.opt (mspe): Remove Var property.
10920 * config/rs6000/rs6000.h (rs6000_spe): Declare.
10921 (rs6000_isel): Likewise.
10922 * config/rs6000/rs6000.c (rs6000_spe): New variable.
10923 (rs6000_isel): New variable.
10924 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
10926 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10929 * c-common.c (handle_vector_size_attribute): Call
10930 lang_hooks.types.reconstruct_complex_type instead of
10931 reconstruct_complex_type.
10932 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
10933 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
10934 * langhooks.h (struct lang_hooks_for_types): Add
10935 reconstruct_complex_type hook.
10936 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
10937 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
10939 2008-04-24 Richard Guenther <rguenther@suse.de>
10941 * c-common.h (check_builtin_function_arguments): Declare.
10942 * c-common.c (validate_nargs): New function.
10943 (check_builtin_function_arguments): Likewise.
10944 * c-typeck.c (build_function_call): Call
10945 check_builtin_function_arguments.
10946 * builtins.c (fold_builtin_classify): Remove error reporting code.
10947 (fold_builtin_unordered_cmp): Likewise.
10948 (fold_builtin_1): Likewise.
10949 (fold_builtin_n): Likewise.
10951 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10953 PR tree-optimization/36008
10954 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
10955 the original op1, rather than delta by step.
10957 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
10958 Sebastian Pop <sebastian.pop@amd.com>
10960 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
10961 eliminate_local_variables_stmt, eliminate_local_variables,
10962 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
10963 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
10964 of code delimited by two edges in the CFG.
10965 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
10966 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
10967 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
10968 the case of parallelisation of reductions.
10969 (expr_invariant_in_region_p): New.
10971 * tree-flow.h (gather_blocks_in_sese_region): Declared.
10972 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
10974 2008-04-24 Ira Rosen <irar@il.ibm.com>
10975 Richard Guenther <rguenther@suse.de>
10977 PR tree-optimization/36034
10978 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
10979 incapable of dealing with loads with gaps.
10981 2008-04-24 Rafael Espindola <espindola@google.com>
10983 * tree-flow.h (vrp_evaluate_conditional): Change signature.
10984 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10985 vrp_evaluate_conditional.
10986 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
10987 (vrp_evaluate_conditional): Split the cond argument.
10988 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
10989 (simplify_stmt_for_jump_threading): Update call to
10990 vrp_evaluate_conditional.
10992 2008-04-24 Ira Rosen <irar@il.ibm.com>
10994 PR tree-optimization/35982
10995 * tree-vect-analyze.c (vect_check_interleaving): Check that the
10996 interleaved data-refs are of the same type.
10998 2008-04-24 Danny Smith <dannysmith@users.net>
11000 * c-format.c (check_format_info_main): Use strncmp rather than a
11001 magic prefix to handle multichar length specs.
11002 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11003 Don't prefix "I64" and "I32" with '\0'.
11005 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11008 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11009 in registers for -m32 only if stdarg_p (fntype).
11011 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11013 PR rtl-optimization/36006
11014 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11015 temp to op0 in order to avoid invalid rtx sharing.
11017 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11019 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11020 check TREE_INVARIANT.
11021 * tree-gimple.c (is_gimple_address): New.
11022 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11023 * tree-gimple.h (is_gimple_address): New.
11024 * tree.h (decl_address_invariant_p): New.
11025 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11026 (build_string): Likewise.
11027 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11028 (tree_invariant_p_1): Likewise.
11029 (save_expr): Use it.
11030 (tree_invariant_p): New.
11031 (skip_simple_arithmetic): Use it.
11032 (stabilize_reference_1): Use it.
11033 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11035 (build1_stat): Drop code to compute TREE_INVARIANT.
11036 (build2_stat): Drop code to compute TREE_INVARIANT.
11037 (build3_stat): Drop code to compute TREE_INVARIANT.
11038 (build4_stat): Drop code to compute TREE_INVARIANT.
11039 (build5_stat): Drop code to compute TREE_INVARIANT.
11040 (build7_stat): Drop code to compute TREE_INVARIANT.
11041 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11042 * tree.h (struct tree_base): Remove invariant_flag.
11043 (TREE_INVARIANT): Remove.
11044 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11045 (fold_builtin_expect): Check TREE_CONSTANT.
11046 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11047 * c-tree.h (c_expr_to_decl): Drop third parameter.
11048 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11049 (build_c_cast): Don't set TREE_INVARIANT.
11050 (pop_init_level): Don't set TREE_INVARIANT.
11051 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11052 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11054 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11055 (gimplify_addr_expr): Adjust comment.
11056 * tree-mudflap.c (mf_build_string):
11057 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11058 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11059 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11060 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11061 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11062 * langhooks.h (struct lang_hooks): Drop third parameter from
11065 2008-04-23 Richard Guenther <rguenther@suse.de>
11067 PR tree-optimization/27799
11068 PR tree-optimization/32921
11069 PR tree-optimization/32624
11070 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11071 SMTs aliases and the tag itself into the solution.
11072 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11073 merge the points-to solution back into the SMT aliases.
11074 (may_alias_p): Use alias_set_subset_of instead of
11075 aliases_conflict_p. A pointer which points to
11076 memory with alias set zero may access any variable.
11078 2008-04-23 Richard Guenther <rguenther@suse.de>
11080 * alias.c (alias_set_subset_of): Correctly handle asking
11081 if zero is a subset of an alias set with zero child.
11082 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11083 (compute_flow_insensitive_aliasing): Correctly walk all
11084 pointers. Do not unnecessarily union sets.
11086 2008-04-23 Richard Guenther <rguenther@suse.de>
11088 PR middle-end/36021
11089 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11091 2008-04-22 Tomas Bily <tbily@suse.cz>
11093 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11095 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11097 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11098 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11099 * tree-inline.c (estimate_num_insns_1): Likewise.
11100 * varasm.c (const_hash_1, compare_constant, copy_constant)
11101 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11102 * emit-rtl.c (component_ref_for_mem_expr)
11103 (set_mem_attributes_minus_bitpos): Likewise.
11104 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11105 (is_aligning_offset): Likewise.
11106 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11107 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11108 * dojump.c (do_jump): Likewise.
11109 * builtins.c (get_pointer_alignment, get_memory_rtx)
11110 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11111 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11113 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11115 PR rtl-optimization/36017
11116 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11117 expanding the library call.
11119 2008-04-22 Ian Lance Taylor <iant@google.com>
11121 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11122 than size_in_bytes.
11124 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11126 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11127 of LR/CTR moves for Power6.
11129 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11131 PR middle-end/36003
11132 * passes.c (init_optimization_passes): Remove
11133 pass_fast_rtl_byte_dce.
11135 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11138 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11139 builtin functions to generate faster code.
11140 (_mm_cvtpu16_ps): Ditto.
11141 (_mm_cvtpi32x2_ps): Ditto.
11143 2008-04-22 Nick Clifton <nickc@redhat.com>
11145 * common.opt (ftree-loop-distribution): Add Optimization
11148 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11149 (frv_expand_builtin_va_start): Likewise.
11151 * config/arm/arm.c (thumb_find_work_register): Fix location of
11152 argument register count.
11154 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11156 Support scheduling for ColdFire V1 and V3 microarchitecture.
11157 Improve scheduling of multiplication instructions.
11159 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11160 (mac): New instruction attribute.
11161 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11162 (m68k_sched_mac): New variable.
11163 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11164 Handle cfv1 and cfv3.
11165 (max_insn_size): New static variable.
11166 (struct _sched_ib): New type.
11167 (sched_ib): New static variable.
11168 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11169 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11170 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11172 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11173 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11174 new variables. Update.
11175 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11176 Add modeling of cfv3 instruction buffer. Update.
11177 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11178 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11179 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11180 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11181 a particular reservation applies to.
11182 (type2): Reorganize attribute values. Rename alu to alu_reg,
11183 alu_l to alu, move_l to omove. Join move to alu. Split mul
11184 to mul_l and mul_w.
11185 (cf_ib_*): Simplify description of instruction buffer.
11186 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11187 (cf_mem): Split into cf_mem1 and cf_mem2.
11188 (cf_v2_move_??): Rename to cfv12_alu_??.
11189 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11190 (cf_v2_mul_??): Remove reservations.
11191 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11192 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11193 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11195 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11196 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11197 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11198 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11199 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11200 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11201 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11202 expansions of the above reservations for instructions of sizes
11205 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11207 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11209 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11211 * coverage.c: Include tree-pass.h.
11212 (coverage_counter_alloc): Print da_file_name to the dump file.
11214 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11216 * sbitmap.c (sbitmap_range_empty_p): New function.
11217 * sbitmap.h (sbitmap_range_empty_p): New function.
11218 * bitmap.h: Now includes obstack.h.
11220 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11221 Kenneth Zadeck <zadeck@naturalbridge.com>
11223 * dbgcnt.def (ra_byte_scan): Added.
11224 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11225 when the last hit happens for a counter.
11226 * timevar.def (TV_DF_BYTE_LR): New variable.
11227 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11228 * passes.c (pass_fast_rtl_byte_dce): New pass.
11229 * fwprop.c (update_df): Added mode to call df_ref_create.
11230 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11231 DF_REF_EXTRACT_OFFSET.
11232 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11233 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11235 (df_ref_extract): Added mode field.
11236 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11237 DF_REF_EXTRACT_OFFSET.
11238 (DF_REF_EXTRACT_MODE): New macro.
11239 (df_byte_lr_bb_info): New structure.
11240 (df_print_byte_regset, df_compute_accessed_bytes,
11241 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11242 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11243 df_byte_lr_simulate_uses,
11244 df_byte_lr_simulate_artificial_refs_at_top,
11245 df_byte_lr_simulate_artificial_refs_at_end,
11246 df_compute_accessed_bytes): New function.
11247 (df_ref_create): Add parameter.
11248 (df_byte_lr_get_bb_info): New inline function.
11249 * df-scan.c (df_ref_record, df_uses_record,
11250 df_ref_create_structure): Added mode parameter.
11251 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11252 df_defs_record, df_uses_record, df_get_conditional_uses,
11253 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11254 df_entry_block_defs_collect, df_exit_block_uses_collect):
11255 Added mode parameter to calls to df_ref_record, df_uses_record,
11256 df_ref_create_structure.
11257 (df_ref_equal_p, df_ref_compare): Added test for modes.
11258 (df_ref_create_structure): Added code to set mode. Renamed
11259 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11260 DF_REF_EXTRACT_OFFSET.
11261 * df-core.c (df_print_byte_regset): New function.
11262 * df-byte-scan.c: New file.
11263 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11264 calls to BITMAP_FREE.
11265 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11266 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11267 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11268 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11269 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11270 df_byte_lr_local_compute, df_byte_lr_init,
11271 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11272 df_byte_lr_transfer_function, df_byte_lr_free,
11273 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11274 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11275 df_byte_lr_simulate_uses,
11276 df_byte_lr_simulate_artificial_refs_at_top,
11277 df_byte_lr_simulate_artificial_refs_at_end): New function.
11278 * dce.c (byte_dce_process_block): New function.
11279 (dce_process_block): au is now passed in rather than computed
11280 locally. Changed loops that look at artificial defs to not look
11281 for conditional or partial ones, because there never are any.
11282 (fast_dce): Now is able to drive byte_dce_process_block or
11283 dce_process_block depending on the kind of dce being done.
11284 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11285 (rest_of_handle_fast_byte_dce): New function.
11286 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11287 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11289 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11292 * gcc.h: Added fortran options that take arguments to
11293 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11296 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11298 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11299 scalarization if on the LHS and not a full access.
11301 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11303 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11305 2008-04-18 Rafael Espindola <espindola@google.com>
11307 * tree-vrp.c (find_case_label_index): Fix the binary search.
11308 (find_case_label_range): New.
11309 (vrp_visit_switch_stmt): Use find_case_label_range.
11310 (simplify_switch_using_ranges): Use find_case_label_range.
11312 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11314 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11315 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11317 2008-04-18 Tom Tromey <tromey@redhat.com>
11320 * doc/cpp.texi (Implementation-defined behavior): Mention
11323 2008-04-18 Ian Lance Taylor <iant@google.com>
11325 * fold-const.c (pointer_may_wrap_p): New static function.
11326 (fold_comparison): Add another test for pointer overflow. Use
11327 pointer_may_wrap_p to disable some false positives.
11329 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11331 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11332 (fname_as_string): Match updated cpp_interpret_string prototype.
11333 (fix_string_type): Support char16_t* and char32_t*.
11334 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11335 derivative) nodes. Register as builtin if C++0x.
11336 (c_parse_error): Support CPP_CHAR{16,32}.
11337 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11338 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11339 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11340 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11341 CTI_CHAR32_ARRAY_TYPE>: New elements.
11342 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11343 char32_type_node, signed_char32_type_node, char16_array_type_node,
11344 char32_array_type_node): New defines.
11345 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11346 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11347 (lex_string): Support CPP_STRING{16,32}, match updated
11348 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11349 (lex_charconst): Support CPP_CHAR{16,32}.
11350 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11351 and CPP_STRING{16,32}.
11353 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11356 * aclocal.m4: Regenerate.
11357 * configure: Regenerate.
11359 2008-04-18 Jan Hubicka <jh@suse.cz>
11361 * except.c (dw2_size_of_call_site_table,
11362 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11364 * cgraphbuild.c (build_cgraph_edges): Update.
11365 * tree-pass.h: Update comment.
11366 * final.c (leaf_function_p): Update.
11367 (leaf_renumber_regs): Update.
11368 (rest_of_clean_state): Update.
11369 * omp-low.c (expand_omp_parallel): Update.
11370 * ipa-reference.c (analyze_function): Update.
11371 * reorg.c (find_end_label): Update.
11372 (optimize_skip): Update.
11373 (fill_simple_delay_slots): Update.
11374 (fill_simple_delay_slots): Update.
11375 (make_return_insns): Update.
11376 (dbr_schedule): Update.
11377 * gimple-low.c (record_vars_into): Update.
11378 * cfgbuild.c (make_edges): Update.
11379 * function.c (assign_stack_local): Update.
11380 (assign_parm_adjust_stack_rtl): Update.
11381 (locate_and_pad_parm): Update.
11382 (allocate_struct_function): Do not initialize stack_alignment_needed
11383 and preferred_stack_boundary here.
11384 (stack_protect_prologue): Update.
11385 (stack_protect_epilogue): Update.
11386 (expand_function_start): Initialize stack_alignment_needed,
11387 preferred_stack_boundary and max_jumptable_ents.
11388 (expand_function_end): Update.
11389 (free_after_compilation): Do not NULLify epilogue_delay_list.
11390 * function.h (struct rtl_data): Add stack_protect_guard,
11391 stack_alignment_needed,
11392 preferred_stack_boundary, epilogue_delay_list.
11393 (struct function): Remove value_histograms, stack_alignment_needed,
11394 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11396 unexpanded_var_list, stack_protect_guard.
11397 (current_function_epilogue_delay_list): Remove.
11398 * ipa-type-escape.c (analyze_function): Update.
11399 * gimplify.c (pop_gimplify_context): Update comment.
11400 * calls.c (expand_call): Update.
11401 (emit_library_call_value_1): Update.
11402 * except.c (set_nothrow_function_flags): Update.
11403 * cfgexpand.c (get_decl_align_unit): Update.
11404 (create_stack_guard): Update.
11405 (estimated_stack_frame_size): Update.
11406 (expand_used_vars): Update.
11407 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11408 * explow.c (allocate_dynamic_stack_space): Update.
11409 * tree-ssa-live.c (remove_unused_locals): Update.
11410 * varasm.c (mark_constant_pool): Update.
11411 * tree-inline.c (remap_decls): Update.
11412 (initialize_cfun): Update.
11413 (declare_return_variable): Update.
11414 (inline_forbidden_p): Update.
11415 (expand_call_inline): Update.
11416 (declare_inline_vars): Update.
11417 (tree_function_versioning): Update.
11418 * tree-flow.h (value_histograms): New.
11419 (VALUE_HISTOGRAMS): New macro.
11420 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11422 * tree-cfg.c (set_bb_for_stmt): Update.
11423 (replace_by_duplicate_decl): Update.
11424 (move_block_to_fn): Update.
11425 (new_label_mapper): Update.
11426 (dump_function_to_file): Update.
11427 * ipa-struct-reorg.c (build_data_structure): Update.
11428 * cfgrtl.c (print_rtl_with_bb): Update.
11429 * reload1.c (reload): Update.
11431 * config/i386/i386.c (setup_incoming_varargs_64,
11432 ix86_compute_frame_layout): Update.
11433 * config/arc/arc.c (arc_output_function_epilogue): Update.
11435 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11437 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11438 for FreeBSD as well.
11439 * gthr-posix95.h: Likewise.
11441 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11443 PR rtl-optimization/35838
11444 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11445 out the byte offset of the first subreg.
11447 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11449 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11450 to split_ti instead of three separate calls with single member arrays.
11451 (subti3 splitter): Ditto.
11452 (adddi3 splitter): Ditto with split_di.
11453 (subdi3 splitter): Ditto.
11454 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11455 two separate calls with single member arrays. Swap match_dup
11456 operands 1 and 2 to better fit into the array.
11457 (negdi2 splitter): Ditto with split_di.
11458 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11459 two separate calls with single member arrays. Swap match_dup operands
11460 6 and 7 to better fit into the array.
11462 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11464 * config/i386/i386.c (sse_builtin_type): New.
11465 (bdesc_sse_args): Likewise.
11466 (bdesc_sse_3arg): Removed.
11467 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11468 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11469 IX86_BUILTIN_ROUNDPS.
11470 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11471 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11472 IX86_BUILTIN_ROUNDPS.
11473 (ix86_expand_sse_4_operands_builtin): Removed.
11474 (ix86_expand_sse_operands_builtin): New.
11475 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11476 and CODE_FOR_sse4_1_roundps.
11477 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11478 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11480 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11483 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11484 regs before frame pop when needed. If use_backchain_to_restore_sp
11485 then load backchain into a temp reg to restore vr and vrsave. Add
11486 code to restore vr after frame pop if possible.
11488 2008-04-17 Richard Guenther <rguenther@suse.de>
11490 * tree-vn.c (expressions_equal_p): Do not check type
11491 equality or compatibility before calling operand_equal_p.
11492 * fold-const.c (operand_equal_p): Check equivalence of
11493 integer constants before bailing out due to signedness or
11494 precision differences.
11495 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11496 spurious differences in type qualification. Ignore types
11497 for COMPONENT_REFs at all.
11499 2008-04-17 Christian Bruel <christian.bruel@st.com>
11501 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11502 msw_skip comparison.
11504 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11507 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11510 PR tree-optimization/35899
11511 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11512 rather than TREE_OPERAND.
11514 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11517 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11518 temporary registers. Change operand predicate to general_operand.
11519 (remainderxf3): Ditto.
11521 2008-04-16 Richard Guenther <rguenther@suse.de>
11523 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11524 * tree-affine.c (aff_combination_expand): Look through some
11527 2008-04-15 Doug Kwan <dougkwan@google.com>
11529 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
11531 * tree-pretty-print.c (dump_generic_node): Ditto.
11532 * final.c (output_addr_const): Ditto.
11533 * dwarf2out.c (output_cfi): Ditto.
11534 * c-pretty-print.c (pp_c_integer_constant): Ditto.
11535 * print-rtl.c (print_rtx): Ditto.
11536 * print-tree.c (print_node_brief, print_node): Ditto.
11537 * c-common.c (match_case_to_enum_1): Ditto.
11538 * sched-vis.c (print_value): Ditto.
11539 * config/i386/i386.c (print_operand): Cast to long unsigned int
11542 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
11543 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
11544 MS Windows VirtualProtect function.
11546 2008-04-15 Jan Hubicka <jh@suse.cz>
11548 * gengtype.c (write_root): Param_is argument is OK.
11549 * expr.c (expand_expr_real_1): Update call of get_exception_*.
11550 * function.h: Include varray.h
11551 (rtl_eh): New stucture based on except.c one.
11552 (call_site_record): New forward declaration and vector type.
11553 * calls.c (emit_call_1): Do not call
11554 note_current_region_may_contain_throw.
11555 * except.c (eh_status): Remove cur_region, try_region since they are
11557 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
11558 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
11559 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
11560 Remove call_site_data_used, call_site_data_size.
11561 Turn call_site_record into vector in function.h.
11562 (note_current_region_may_contain_throw): Remove.
11563 (get_exception_pointer, get_exception_filter): Do not take struct
11564 function argument; update.
11565 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
11566 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
11567 build_post_landing_pads, dw2_build_landing_pads,
11568 sjlj_assign_call_site_values, sjlj_mark_call_sites,
11569 sjlj_emit_function_enter, sjlj_emit_function_enter,
11570 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
11571 sjlj_build_landing_pads, finish_eh_generation,
11572 remove_exception_handler_label, remove_eh_handler,
11573 maybe_remove_eh_handler, add_reachable_handler,
11574 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
11575 add_action_record, collect_one_action_chain, add_call_site,
11576 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
11577 sjlj_output_call_site_table, output_function_exception_table,
11578 * except.h (note_current_region_may_contain_throw): Remove
11579 (get_exception_pointer, get_exception_filter): Do not take struct
11581 * Makefile.in (GTFILES): Put varargs before struct function.
11583 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11585 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
11586 punt for STRING_CST.
11587 (get_constraint_for): Deal with STRING_CST here instead.
11589 2008-04-15 Richard Guenther <rguenther@suse.de>
11591 * tree-ssa-propagate.c (substitute_and_fold): Substitute
11592 statements in a basic-block with a backward walk. Do not
11593 substitute into dead statements but instead remove those.
11595 2008-04-15 Richard Guenther <rguenther@suse.de>
11597 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
11598 to zero, thus disable creation of SFTs.
11600 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11602 * tree-predcom.c (suitable_reference_p): Return false if the
11603 reference can throw.
11605 2008-04-15 Jakub Jelinek <jakub@redhat.com>
11608 * c-decl.c (finish_decl): If extern or static var has variable
11609 size, set TREE_TYPE (decl) to error_mark_node.
11611 2008-04-15 Rafael Espindola <espindola@google.com>
11613 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
11616 2008-04-15 Richard Guenther <rguenther@suse.de>
11618 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11619 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
11620 (visit_reference_op_load): Do walk vuse-vdef chains on
11621 vn_reference_lookup.
11622 (visit_reference_op_store): But do not here.
11623 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
11624 vn_reference_lookup.
11625 (vn_lookup_with_vuses): But do so here.
11627 2008-04-14 Ian Lance Taylor <iant@google.com>
11629 * fold-const.c (fold_overflow_warning): Remove assertion.
11631 2008-04-15 Ben Elliston <bje@au.ibm.com>
11633 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
11634 temp1 local variables.
11636 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
11639 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
11640 ".text.unlikely" section as executable.
11642 2008-04-14 James E. Wilson <wilson@tuliptree.org>
11644 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11645 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
11646 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
11647 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
11648 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
11649 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
11650 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
11652 2008-04-14 Ian Lance Taylor <iant@google.com>
11654 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
11655 * fold-const.c (fold_comparison): If appropriate, test
11656 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
11657 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
11658 reassociating a pointer type.
11659 * doc/invoke.texi (Optimize Options): Document that
11660 -fstrict-overflow applies to pointer wraparound.
11662 2008-04-13 Jan Hubicka <jh@suse.cz>
11664 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
11666 2008-04-12 Andrew Pinski <pinskia@gmail.com>
11668 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
11669 we are going to "save the world".
11671 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
11673 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
11674 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
11675 operand 0 constraint, not "=".
11677 2008-04-11 James E. Wilson <wilson@tuliptree.org>
11679 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
11681 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11683 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
11684 of size of positions_needed * CHAR_BIT.
11686 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11688 PR middle-end/35897
11689 * dse.c (store_info): Change positions_needed to unsigned
11691 (lowpart_bitmask): New.
11692 (record_store): Cast to unsigned HOST_WIDE_INT for
11693 positions_needed. Assert width <= size of positions_needed *
11694 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
11695 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
11696 lowpart_bitmask to set mask.
11698 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11700 * config/bfin/constraints.md: New file.
11701 * config/bfin/bfin.md: Include it.
11702 (adddi3): Use satisfies_constraint functions instead of the old macros.
11703 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
11704 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
11705 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
11706 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
11707 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
11708 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
11709 EXTRA_CONSTRAINT): Delete.
11710 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
11711 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
11713 * config/bfin/bfin.c: Include "tm-constrs.h".
11714 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
11715 Use satisfies_constraint functions instead of the old macros.
11716 * doc/md.texi (Blackfin Constraints): Update file name reference.
11718 2008-04-11 Richard Guenther <rguenther@suse.de>
11720 PR tree-optimization/35869
11721 * tree-vrp.c (execute_vrp): Move switch statement update after
11722 jump threading. Schedule another cfg cleanup run.
11724 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
11727 * attribs.c (decl_attributes): Return early on errorneous node.
11729 2008-04-10 Oleg Ryjkov <olegr@google.com>
11731 * tree.h (struct tree_base): Added a new flag default_def_flag.
11732 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
11734 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
11736 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
11738 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11741 * pa.md: Define mode iterator P. Define mode attribute dwc.
11742 (dcacheflush): Update pattern to use iterator P and attribute dwc.
11743 (icacheflush): Likewise.
11744 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
11745 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
11747 2008-04-11 Ben Elliston <bje@au.ibm.com>
11749 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
11751 2008-04-10 Rafael Espindola <espindola@google.com>
11753 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
11754 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
11755 (extract_range_from_expr): The same.
11757 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11759 * config/mips/mips.md (GPR2): New mode iterator.
11760 (seq): Add comment.
11761 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
11762 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
11763 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
11764 Rewrite these to take two modes, the mode of comparison and the
11765 mode of the destination.
11766 * config/mips/mips.c (mips_expand_scc): Instead of having
11767 paradoxical subreg as destination, expand "narrowing" scc if mode
11768 of comparison is SI and target is requested in DI mode.
11769 (mips_emit_int_order_test): Update comment. Make mode of
11770 comparison match CMP0 rather than TARGET. When creating inverse
11771 target use mode of TARGET.
11773 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11775 * gcov-dump.c (tag_summary): Only print summaries for the first
11776 GCOV_COUNTERS_SUMMABLE counters.
11778 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
11780 * config/i386/i386.md (absneg): New code iterator.
11781 (absnegprefix): New code attribute.
11782 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
11783 patterns using absneg code iterator.
11784 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
11785 using absneg code iterator.
11786 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
11787 *neg<mode>2 patterns using absneg code iterator.
11788 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11789 *negextendsfdf2 patterns using absneg code iterator.
11790 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
11791 *negextendsfxf2 patterns using absneg code iterator.
11792 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11793 *negextendsfdf2 patterns using absneg code iterator.
11794 * config/i386/sse.md (<code><mode>2): Macroize expander from
11795 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
11797 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
11799 * config/s390/s390.h: Remove the remains of the recent search
11800 & replace action of current_function_outgoing_args_size.
11802 2008-04-10 Ira Rosen <irar@il.ibm.com>
11804 PR tree-optimization/35821
11805 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
11806 NEW_STMT_LIST is not NULL.
11808 2008-04-09 David Edelsohn <edelsohn@gnu.org>
11811 * toplev.c (process_options): Remove -ffunction-sections debugging
11814 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
11816 PR middle-end/PR28690
11817 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
11818 than gen_rtx_fmt_ee to perform more canonicalizations.
11820 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11823 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
11825 2008-04-09 Richard Guenther <rguenther@suse.de>
11827 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
11828 (dump_function_to_file): Dump function arguments with types.
11830 2008-04-08 Richard Guenther <rguenther@suse.de>
11832 * fold-const.c (fold_widened_comparison): Do not allow
11833 sign-changes that change the result.
11835 2008-04-08 Janis Johnson <janis187@us.ibm.com>
11838 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
11839 kinds of indirect references.
11841 2008-04-08 David Edelsohn <edelsohn@gnu.org>
11843 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
11844 GNU Fortran language string.
11846 2008-04-08 Rafael Espindola <espindola@google.com>
11848 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
11849 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
11850 * tree.h (tree_call_nonnegative_warnv_p): New.
11852 2008-04-08 Jan Hubicka <jh@suse.cz>
11854 * function.c (free_after_compilation): Clear out regno_reg_rtx
11857 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
11860 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11862 PR middle-end/PR28690
11863 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
11864 same precedence as REG_POINTER and MEM_POINTER operands.
11866 2008-04-08 Richard Guenther <rguenther@suse.de>
11868 PR middle-end/35834
11869 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
11870 for adding index to base.
11872 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
11874 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
11875 (MINGW_ENABLE_EXECUTE_STACK): New.
11876 (IN_LIBGCC2): For libgcc include windows.h file for
11877 function declarations.
11879 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
11881 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
11882 and tem2 if tem1 is not a REG or MULT.
11884 2008-04-08 Jan Hubicka <jh@suse.cz>
11886 * function.h (incomming_args): Break out of struct function.
11887 (function_subsections): Break out of struct function.
11888 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
11889 return_rtx and hard_reg_initial_vals from struct function.
11890 Kill inl_max_label_num.
11891 (current_function_pops_args, current_function_args_info,
11892 current_function_args_size, current_function_args_size,
11893 current_function_pretend_args_size,
11894 current_function_outgoing_args_size,
11895 current_function_internal_arg_pointer, current_function_return_rtx):
11896 Kill compatibility accestor macros.
11897 * builtins.c (expand_builtin_apply_args_1): Update.
11898 (expand_builtin_next_arg): Update.
11899 * df-scan.c (df_get_call_refs): Update.
11900 * dbxout.c (dbxout_function_end): Update.
11901 * dwarf2out.c (dwarf2out_switch_text_section): Update.
11902 (output_line_info): Update.
11903 (secname_for_decl): Update.
11904 (dwarf2out_var_location): Update.
11905 * function.c (free_after_compilation): Update.
11906 (assign_parm_find_stack_rtl): Update.
11907 (assign_parms): Update.
11908 (expand_dummy_function_end): Update.
11909 (expand_function_end): Update.
11910 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
11911 (expand_call): Update.
11912 (emit_library_call_value_1): Update.
11913 (store_one_arg): Update.
11914 * varasm.c (initialize_cold_section_name): Update.
11915 (unlikely_text_section): Update.
11916 (unlikely_text_section_p): Update.
11917 (assemble_start_function): Update.
11918 (assemble_end_function): Update.
11919 (default_section_type_flags): Update.
11920 (switch_to_section): Update.
11921 * integrate.c (set_decl_abstract_flags): Update.
11922 (get_hard_reg_initial_val): Update.
11923 (has_hard_reg_initial_val): Update.
11924 (allocate_initial_values): Update.
11925 * resource.c (init_resource_info): Update.
11926 * config/alpha/alpha.c (NUM_ARGS): Update.
11927 (direct_return): Update.
11928 (alpha_va_start): Update.
11929 (alpha_sa_size): Update.
11930 (alpha_initial_elimination_offset): Update.
11931 (alpha_expand_prologue): Update.
11932 (alpha_start_function): Update.
11933 (alpha_expand_epilogue): Update.
11934 (unicosmk_initial_elimination_offset):
11935 * config/alpha/alpha.md (call expander): Update.
11936 * config/s390/s390.c (s390_register_info): Update.
11937 (s390_register_info): Update.
11938 (s390_frame_info): Update.
11939 (s390_initial_elimination_offset): Update.
11940 (s390_build_builtin_va_list): Update.
11941 (s390_va_start): Update.
11942 * config/spu/spu.c (direct_return): Update.
11943 (spu_expand_prologue): Update.
11944 (spu_initial_elimination_offset): Update.
11945 (spu_build_builtin_va_list): Update.
11946 (spu_va_start): Update.
11947 * config/sparc/sparc.c (sparc_init_modes): Update.
11948 (sparc_compute_frame_size): Update.
11949 (function_value): Update.
11950 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
11951 * config/i386/i386.md (return expander): Update.
11952 * config/i386/i386.c (ix86_va_start): Update.
11953 (ix86_can_use_return_insn_p): Update.
11954 (ix86_compute_frame_layout): Update.
11955 (ix86_expand_epilogue): Update.
11956 * config/sh/sh.c (output_stack_adjust): Update.
11957 (calc_live_regs): Update.
11958 (sh_expand_prologue): Update.
11959 (sh_builtin_saveregs): Update.
11960 (sh_va_start): Update.
11961 (initial_elimination_offset): Update.
11962 (sh_allocate_initial_value): Update.
11963 (sh_function_ok_for_sibcall): Update.
11964 (sh_get_pr_initial_val): Update.
11965 * config/sh/sh.md (return expander): Update.
11966 * config/avr/avr.c (frame_pointer_required_p): UPdate.
11967 * config/crx/crx.c (crx_compute_frame): UPdate.
11968 (crx_initial_elimination_offset): UPdate.
11969 * config/xtensa/xtensa.c (compute_frame_size): Update
11970 (xtensa_builtin_saveregs): Update.
11971 (xtensa_va_start): Update.
11972 (order_regs_for_local_alloc): Update.
11973 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
11974 (xstormy16_expand_builtin_va_start): Update.
11975 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
11976 * config/m68hc11/m68hc11.md (return expanders): Update.
11977 * config/m68hc11/m68hc11.c (expand_prologue): Update.
11978 (expand_epilogue): Update.
11979 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
11980 (cris_simple_epilogue): Update.
11981 (cris_expand_prologue): Update.
11982 (cris_expand_epilogue): Update.
11983 * config/iq2000/iq2000.c (iq2000_va_start): Update.
11984 (compute_frame_size): Update.
11985 * config/mt/mt.c (mt_compute_frame_size): Update.
11986 * config/mn10300/mn10300.c (expand_prologue): Update.
11987 (expand_epilogue): Update.
11988 (initial_offset): Update.
11989 (mn10300_builtin_saveregs):
11990 * config/mn10300/mn10300.md (return expander): Update.
11991 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11992 (ia64_initial_elimination_offset): Update.
11993 (ia64_initial_elimination_offset): Update.
11994 (ia64_expand_prologue): Update.
11995 * config/m68k/m68k.md (return expander): Update.
11996 * config/rs6000/rs6000.c (rs6000_va_start): Update.
11997 (rs6000_stack_info): Update.
11998 * config/mcore/mcore.c (layout_mcore_frame): Update.
11999 (mcore_expand_prolog): Update.
12000 * config/arc/arc.c (arc_compute_frame_size): Update.
12001 * config/score/score3.c (score3_compute_frame_size): Update.
12002 * config/score/score7.c (score7_compute_frame_size): Update.
12003 * config/arm/arm.c (use_return_insn): Update.
12004 (thumb_find_work_register): Update.
12005 (arm_compute_save_reg_mask): Update.
12006 (arm_output_function_prologue): Update.
12007 (arm_output_epilogue): Update.
12008 (arm_size_return_regs): Update.
12009 (arm_get_frame_offsets): Update.
12010 (arm_expand_prologue): Update.
12011 (thumb_exit): Update.
12012 (thumb_unexpanded_epilogue): Update.
12013 (thumb1_output_function_prologue): Update.
12014 * config/pa/pa.md (return expander): Update.
12015 * config/pa/pa.c (compute_frame_size): Update.
12016 (hppa_builtin_saveregs): Update.
12017 * config/mips/mips.c (mips_va_start): Update.
12018 (mips16_build_function_stub): Update.
12019 (mips_compute_frame_info): Update.
12020 (mips_restore_gp): Update.
12021 (mips_output_function_prologue): Update.
12022 (mips_expand_prologue): Update.
12023 * config/v850/v850.c (compute_frame_size): Update.
12024 (expand_prologue): * config/mmix/mmix.c (along): update.
12025 (mmix_initial_elimination_offset): update.
12026 (mmix_reorg): update.
12027 (mmix_use_simple_return): update.
12028 (mmix_expand_prologue): update.
12029 (mmix_expand_epilogue): Update.
12030 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12031 (emit_link_insn): Update.
12033 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12035 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12036 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12038 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12041 2008-04-07 Jan Hubicka <jh@suse.cz>
12043 * function.h (rtl): Rename to x_rtl.
12044 (crtl): New define.
12045 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12046 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12047 used_temp_slots avail_temp_slots, temp_slot_level,
12048 nonlocal_goto_handler_labels): Update accesstors.
12049 (rtl): New global variable.
12050 (struct function): Move some fileds to rtl_data.
12051 (get_arg_pointer_save_area): Update prototype.
12052 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12053 get_arg_pointer_save_area.
12054 * expr.c (init_expr): Update
12055 * function.c (get_frame_size): Update
12056 (assign_stack_local): Update
12057 (expand_function_end): Update.
12058 (get_art_pointer_save_area): Update
12060 * emit-rtl.c (rtl): Declare.
12061 (regno_reg_rtx): Declare.
12062 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12064 (gen_reg_rtx): Update.
12065 * varasm.c (n_deferred_constatns): Update accestor.
12066 (init_varasm_status): Do not allocate varasm_status.
12067 (force_const_mem, get_pool_size, output_constant_pool): Update.
12068 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12069 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12070 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12071 * sparc/sparc.h (INIT_EXPANDERS): Update.
12072 * ia64/ia64.h (INIT_EXPANDERS): Update.
12074 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12076 * reload.c (push_secondary_reload): Add missing break to for loop.
12078 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12080 PR middle-end/PR28690
12081 * rtlanal.c: Update copyright years.
12082 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12083 as REG_POINTER and MEM_POINTER operands.
12084 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12085 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12086 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12087 * gcse.c: Update copyright years.
12088 (pre_delete): Call gen_reg_rtx_and_attrs.
12089 (hoist_code): Likewise.
12090 (build_store_vectors): Likewise.
12091 (delete_store): Likewise.
12092 * loop-invariant.c (move_invariant_reg): Likewise.
12093 Update copyright years.
12095 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12097 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12098 control string instead of quoted.
12100 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12102 * doc/rtl.texi: Rewrite of subreg section.
12104 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12107 * config/i386/i386.c (legitimize_pic_address): Add treating
12108 of dllimport SYM_REF's.
12109 (legitimize_dllimport_symbol): Add prototype.
12111 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12113 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12114 reference in constructor with non self-referential type.
12116 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12118 Removal of Return with Depressed Stack Pointer support
12119 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12120 (ECF_SP_DEPRESSED): Likewise.
12121 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12122 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12123 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12124 (expand_call): Do not test ECF_SP_DEPRESSED.
12125 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12126 * function.c (keep_stack_depressed): Delete.
12127 (handle_epilogue_set): Likewise.
12128 (update_epilogue_consts): Likewise.
12129 (emit_equiv_load): Likewise.
12130 (thread_prologue_and_epilogue_insns): Remove support for Return with
12131 Depressed Stack Pointer.
12132 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12134 2008-04-06 Richard Guenther <rguenther@suse.de>
12136 PR tree-optimization/35400
12137 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12138 information from SSA_NAMEs.
12140 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12142 * config/avr/avr.h (avr_mega_p): Remove declaration.
12143 (AVR_MEGA): Remove macro.
12144 * config/avr/avr.c (avr_mega_p): Remove variable.
12145 (avr_override_options): Remove inicializion of avr_mega_p.
12146 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12147 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12148 (avr_jump_mode): (Ditto.).
12149 (avr_output_progmem_section_asm_op): (Ditto.).
12150 (avr_asm_init_sections): (Ditto.).
12151 (avr_asm_init_sections): (Ditto.).
12152 (avr_rtx_costs): (Ditto.).
12153 * config/avr/avr.md: (Ditto.).
12154 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12157 2008-04-06 Richard Guenther <rguenther@suse.de>
12159 PR tree-optimization/35842
12160 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12161 is_gimple_invariant_address.
12163 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12165 * gcc.c (default_compilers): Sync Fortran extensions list with
12166 that in fortran/lang-specs.h.
12167 * doc/invoke.texi: Likewise.
12168 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12169 * dwarf2out.c (gen_compile_unit_die): Likewise.
12171 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12173 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12175 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12178 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12179 attribute is used for nested functions.
12181 2008-04-05 Jan Hubicka <jh@suse.cz>
12183 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12185 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12187 (dump_files): Update.
12188 (enable_rtl_dump_file): Do not accept letter argument.
12189 * tree-pass.h (dump_file_info): Remove letter argument.
12190 * toplev.c (decode_d_option): Update -da handling.
12191 * toplev.h (enable_rtl_dump_file): Update prototype.
12192 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12193 it out based on pass type.
12194 (register_dump_files_1): Likewise.
12195 (init_optimization_passes): Update register_one_dump_file calls.
12196 (execute_one_pass): Sanity check that IPA passes are called at IPA
12197 level and RTL passes at RTL level.
12198 (execute_pass_list): IPA pass can not be after or subpass of
12200 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12201 disallov RTL subpasses of IPA subpasses.
12203 2008-04-05 Ben Elliston <bje@au.ibm.com>
12205 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12206 builtins that return exactly once and do not throw. Cache call to
12209 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12211 PR rtl-optimization/34916
12212 PR middle-end/35519
12213 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12214 between instruction pairs.
12216 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12218 * doc/invoke.texi: Document -mbitops for SH.
12219 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12220 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12221 * config/sh/sh.c (print_operand): Add %t operand code.
12222 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12223 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12224 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12225 (extendqihi2): Likewise.
12226 (movqi_i): Likewise.
12227 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12228 (extv): Use bld instruction for SH2A if possible.
12230 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12231 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12232 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12233 (bset.b, bclr.b): Define peepholes.
12234 * config/sh/sh.opt (mbitops): New option.
12236 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12239 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12240 and view convert expression.
12242 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12245 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12247 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12249 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12251 * config/i386/cpuid.h (bit_AES): New.
12252 (bit_PCLMUL): Likewise.
12254 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12255 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12256 SSE2 if AES or PCLMUL is enabled.
12257 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12258 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12259 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12260 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12261 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12262 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12263 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12264 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12265 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12266 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12267 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12268 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12269 __builtin_ia32_aeskeygenassist128 and
12270 __builtin_ia32_pclmulqdq128.
12271 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12272 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12273 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12275 * config/i386/i386.h (TARGET_AES): New.
12276 (TARGET_PCLMUL): Likewise.
12277 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12279 * config/i386/i386.md (UNSPEC_AESENC): New.
12280 (UNSPEC_AESENCLAST): Likewise.
12281 (UNSPEC_AESDEC): Likewise.
12282 (UNSPEC_AESDECLAST): Likewise.
12283 (UNSPEC_AESIMC): Likewise.
12284 (UNSPEC_AESKEYGENASSIST): Likewise.
12285 (UNSPEC_PCLMUL): Likewise.
12287 * config/i386/i386.opt (maes): New.
12288 (mpclmul): Likewise.
12290 * config/i386/sse.md (aesenc): New pattern.
12291 (aesenclast): Likewise.
12292 (aesdec): Likewise.
12293 (aesdeclast): Likewise.
12294 (aesimc): Likewise.
12295 (aeskeygenassist): Likewise.
12296 (pclmulqdq): Likewise.
12298 * config/i386/wmmintrin.h: New.
12300 * doc/extend.texi: Document AES and PCLMUL built-in function.
12302 * doc/invoke.texi: Document -maes and -mpclmul.
12304 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12306 * function.c (free_after_parsing): Replace with
12307 cxx_push_function_context from C++ front-end.
12308 (allocate_struct_function): Don't call langhook.
12309 * langhooks.h (struct lang_hooks_for_functions): Delete.
12310 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12312 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12313 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12314 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12315 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12316 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12317 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12318 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12320 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12321 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12323 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12326 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12329 2008-04-04 Richard Guenther <rguenther@suse.de>
12331 PR middle-end/35823
12332 * fold-const.c (optimize_minmax_comparison): Use the correct
12333 type for the constant in the simplified comparison.
12335 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12337 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12338 Pass L2 size as "--param l2-cache-size" to the compiler.
12339 (decode_l2_cache): New function to decode L2 cache parameters using
12340 0x8000006 extended cpuid function.
12341 (detect_caches_amd): Determine parameters of L2 cache using
12342 decode_l2_caches function.
12343 (decode_caches_intel): Decode L2 cache parameters.
12344 (detect_caches_intel): Determine L2 cache parameters using
12345 decode_caches_intel and decode_l2_caches functions.
12347 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12349 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12350 secondary input reload for subword loads from the constant pool.
12352 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12355 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12356 constants of the appropriate size for runtime calculations.
12359 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12360 decimal-float literal constant zero.
12362 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12365 * c-parser.c (c_parser_omp_atomic): Call
12366 default_function_array_conversion on the RHS.
12368 PR middle-end/35818
12369 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12370 call is_variable_sized if decl has incomplete type.
12372 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12374 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12376 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12378 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12380 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12381 (sgt<u>): Merge sgt and sgtu into new expander.
12382 (sgt, sgtu): Remove expanders.
12383 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12384 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12385 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12386 *sgtu_<mode>_mips16 into new pattern.
12387 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12388 (sge<u>): Merge sge and sgeu into new expander.
12389 (sge, sgeu): Remove expanders.
12390 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12392 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12393 (slt<u>): Merge slt and sltu into new expander.
12394 (slt, sltu): Remove expanders.
12395 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12396 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12397 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12398 *sltu_<mode>_mips16 into new pattern.
12399 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12400 (sle<u>): Merge sle and sleu into new expander.
12401 (sle, sleu): Remove expanders.
12402 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12403 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12404 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12405 *sleu_<mode>_mips16 into new pattern.
12406 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12408 2008-04-03 Jan Hubicka <jh@suse.cz>
12410 PR tree-optimization/35795
12411 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12412 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12413 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12414 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12415 * score/score3.c (score3_output_mi_thunk): Likewise.
12416 * score/score7.c (score7_output_mi_thunk): Likewise.
12417 * mips/mips.c (mips_output_mi_thunk): Likewise.
12419 2008-04-03 Richard Guenther <rguenther@suse.de>
12421 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12422 conversions. Simplify code.
12424 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12426 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12428 2008-04-03 Tom Tromey <tromey@redhat.com>
12429 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12431 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12432 * config/bfin/t-bfin-linux (generated_files): Add
12433 linux-sysroot-suffix.h.
12434 * doc/install.texi (Prerequisites): Require make 3.80.
12435 * doc/sourcebuild.texi (Front End Directory): Document new
12437 * Makefile.in (generated_files): New variable.
12438 (ALL_HOST_OBJS): New variable.
12439 ($(ALL_HOST_OBJS)): New target.
12441 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12443 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12444 (remap_block): Call id->transform_lang_insert_block instead
12446 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12447 Set id.transform_lang_insert_block to NULL.
12448 (clone_body): Move to cp/optimize.c
12449 * tree-inline.h (struct copy_body_data): Change
12450 transform_lang_insert_block to function pointer.
12451 (copy_generic_body, copy_decl_no_change): Export.
12452 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12453 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12454 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12456 * c-tree.h (insert_block): Kill.
12457 * c-decl.c (insert_block): Kill.
12459 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12461 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12462 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12463 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12465 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12466 argument, call {push,pop}_function_context from here.
12467 * c-parser.c: Use c_{push,pop}_function_context.
12469 * function.c (push_function_context_to): Move meat ...
12470 (push_function_context): ... here. Simplify.
12471 * function.c (pop_function_context_from): Move meat ...
12472 (pop_function_context): ... here. Simplify.
12473 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12475 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12476 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12477 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12478 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12480 2008-04-03 Ben Elliston <bje@au.ibm.com>
12482 * expmed.c (extract_force_align_mem_bit_field): Remove.
12484 2008-04-03 Richard Guenther <rguenther@suse.de>
12486 PR middle-end/35800
12487 * expr.h (try_casesi): Adjust prototype.
12488 * expr.c (try_casesi): Take fallback label as extra parameter.
12489 Use that for gen_casesi if default_label is NULL.
12490 * stmt.c (expand_case): Pass fallback label to try_casesi,
12491 make sure to fill gaps with a fallback label if default_label
12494 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12497 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12499 2008-04-03 Ben Elliston <bje@au.ibm.com>
12501 * expmed.c (extract_split_bit_field): Remove if (0) code.
12502 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12503 (do_ds_constraint): Likewise.
12505 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12507 * doc/cppopts.texi (-dU): Document.
12508 * c-common.h (flag_dump_macros): Update comment.
12509 * c-opts.c (handle_OPT_d): Handle -dU.
12510 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12511 dump_queued_macros, cb_used_define, cb_used_undef): New.
12512 (init_pp_output): Handle -dU.
12513 (cb_line_change): Call dump_queued_macros.
12514 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12516 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12518 * config/avr/predicates.md (io_address_operand): New predicate.
12519 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12520 * config/avr/avr.c (avr_io_address_p): Remove function.
12521 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12522 'avr_io_address_p' function.
12523 (out_movhi_r_mr): (Ditto.).
12524 (out_movqi_mr_r): (Ditto.).
12525 (out_movhi_mr_r): (Ditto.).
12526 (avr_address_cost): (Ditto.).
12528 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
12530 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
12531 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
12532 in 32bit mode when XMM registers are available to avoid store
12534 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
12535 corresponding post-reload splitters.
12537 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12539 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
12540 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
12541 __builtin_ia32_roundss.
12542 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
12543 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
12544 __builtin_ia32_roundss.
12545 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
12546 IX86_BUILTIN_SHUFPD here.
12548 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12550 * config/i386/i386.md (plogic): New.
12551 (plogicprefix): Likewise.
12553 * config/i386/mmx.md (mmx_<code><mode>3): New.
12554 (mmx_and<mode>3): Removed.
12555 (mmx_ior<mode>3): Likewise.
12556 (mmx_xor<mode>3): Likewise.
12558 * config/i386/sse.md (<code><mode>3): New.
12559 (*<code><mode>3): Likewise.
12560 (*<code><mode>3): Likewise.
12561 (<code><mode>3): Likewise.
12562 (*sse_<code><mode>3): Likewise.
12563 (*sse2_<code><mode>3): Likewise.
12564 (<code>tf3): Likewise.
12565 (*<code>tf3): Likewise.
12566 (and<mode>3): Likewise.
12567 (*and<mode>3): Likewise.
12568 (ior<mode>3): Removed.
12569 (*ior<mode>3): Likewise.
12570 (xor<mode>3): Likewise.
12571 (*xor<mode>3): Likewise.
12572 (*and<mode>3): Likewise.
12573 (*ior<mode>3): Likewise.
12574 (*xor<mode>3): Likewise.
12575 (and<mode>3): Likewise.
12576 (*sse_and<mode>3): Likewise.
12577 (*sse2_and<mode>3): Likewise.
12578 (andtf3): Likewise.
12579 (*andtf3): Likewise.
12580 (ior<mode>3): Likewise.
12581 (*sse_ior<mode>3): Likewise.
12582 (*sse2_ior<mode>3): Likewise.
12583 (iortf3): Likewise.
12584 (*iortf3): Likewise.
12585 (xor<mode>3): Likewise.
12586 (*sse_xor<mode>3): Likewise.
12587 (*sse2_xor<mode>3): Likewise.
12588 (xortf3): Likewise.
12589 (*xortf3): Likewise.
12591 2008-04-02 Richard Guenther <rguenther@suse.de>
12593 PR tree-optimization/14495
12594 PR tree-optimization/34793
12595 * tree-vrp.c (struct switch_update): New structure.
12596 (to_remove_edges, to_update_switch_stmts): New VECs.
12597 (simplify_switch_using_ranges): New function. Remove not taken
12598 case labels and edges.
12599 (simplify_stmt_using_ranges): Call it.
12600 (identify_jump_threads): Mark edges we have queued for removal
12601 so we don't thread them.
12602 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
12604 * tree-cfg.c (group_case_labels): Deal with missing default label.
12605 (tree_verify_flow_info): Allow missing default label.
12606 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
12607 (emit_case_nodes): Likewise.
12608 (expand_case): Do not rely on the default label to be present.
12609 * expr.c (try_casesi): Deal with NULL default_label.
12610 (do_tablejump): Likewise.
12612 2008-04-02 Richard Guenther <rguenther@suse.de>
12614 PR tree-optimization/14495
12615 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
12616 SWITCH_EXPR here ...
12617 (vrp_visit_switch_stmt): ... but here (new function).
12618 (find_case_label_index): New helper function.
12619 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
12621 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12623 * fwprop.c: Fix ISO-C99ism.
12625 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12628 * Makefile.in (objdir): Set it here.
12629 * configure.ac: Not here. Find dynamic linker characteristics.
12630 * exec-tool.in: Use them.
12631 * aclocal.m4: Regenerate.
12632 * configure: Regenerate.
12634 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12636 * expr.c (expand_var): Delete it.
12637 * expr.h (expand_var): Delete prototype.
12638 * function.c (expand_function_start): Use expand_decl instead.
12639 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
12642 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
12644 PR rtl-optimization/35542
12645 * fwprop.c (forward_propagate_and_simplify): Replace
12646 loc_reg_mentioned_in_p with reg_mentioned_p.
12648 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12650 PR rtl-optimization/35281
12651 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
12652 (propagate_rtx_1): Handle PR_HANDLE_MEM.
12653 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
12654 (varying_mem_p): Move above propagate_rtx.
12655 (all_uses_available_at): Do not check MEMs.
12657 2008-04-02 Rafael Espindola <espindola@google.com>
12659 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
12660 (register_edge_assert_for_2): Split the cond argument.
12661 (register_edge_assert_for_1): Adjust for the change in
12662 register_edge_assert_for_2.
12663 (register_edge_assert_for): Split the cond argument.
12664 (find_switch_asserts): Adjust for the change in
12665 register_edge_assert_for.
12667 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
12669 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
12670 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
12671 offsets for 64-bit mingw.
12672 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
12673 abi for x86_64-pc-mingw.
12675 2008-04-02 Richard Guenther <rguenther@suse.de>
12677 * tree-vrp.c (extract_range_from_assert): Make sure to not
12678 produce range min/max with TREE_OVERFOW set.
12679 If merging a anti-range and a range keep the anti-range if
12680 the range covers all values of the type.
12681 (register_edge_assert_for_2): Only allow sign-changing
12682 conversions in detecting canonical range checks. Also
12683 register an assert for the unsigned name if useful.
12685 PR tree-optimization/35787
12686 * tree-vrp.c (vrp_val_max): New function.
12687 (vrp_val_min): Likewise.
12688 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
12689 (vrp_val_is_min): Likewise.
12690 (supports_overflow_infinity): Use vrp_val_{min,max}.
12691 (negative_overflow_infinity): Likewise.
12692 (positive_overflow_infinity): Likewise.
12693 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
12694 (is_positive_overflow_infinity): Likewise.
12695 (is_overflow_infinity): Likewise.
12696 (avoid_overflow_infinity): Use vrp_val_{min,max} and
12697 vrp_val_is_{min,max}.
12698 (set_and_canonicalize_value_range): Canonicalize anti-ranges
12699 to ranges if possible. Avoid empty ranges.
12701 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12703 PR middle-end/35705
12704 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
12705 the expression is a function address.
12707 2008-04-01 George Helffrich <george@gcc.gnu.org>
12709 PR fortran/35154, fortran/23057
12710 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
12711 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
12712 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
12713 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
12715 (dbxout_syms): Check for COMMON-based symbol and wrap in
12716 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
12717 in bracket for efficiency.
12719 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
12720 using DW_TAG_common_block + member offset.
12721 (add_pubname_string): New function.
12722 (dw_expand_expr): New function to find block name and offset for
12724 (common_check): New function to check whether symbol in Fortran COMMON.
12725 (gen_variable_die): If COMMON, use DW_TAG_common_block.
12727 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
12730 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
12732 2008-04-02 Ben Elliston <bje@au.ibm.com>
12734 * config/v850/v850.md (casesi): Remove if (0) code.
12735 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12736 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
12738 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
12740 * config/i386/i386.md (rex64suffix): New mode attribute.
12741 (floathi<mode>2): Disable expander for SSE math.
12742 (*floathi<mode>2_1): New insn insn_and_split pattern.
12743 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
12744 corresponding post-reload splitters.
12745 (*floathi<mode>2_i387): New macroized insn pattern.
12746 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
12747 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
12748 insn_and_split pattern.
12749 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
12750 New macroized instruction patterns and corresponding post-reload
12752 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
12753 and corresponding post-reload splitters.
12754 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
12755 New macroized instruction patterns.
12756 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
12757 macroized instruction patterns and corresponding post-reload splitters.
12758 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
12759 corresponding post-reload splitters.
12760 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
12761 New macroized instruction patterns.
12762 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
12763 corresponding post-reload splitters.
12764 (*floatsi<mode>2_i387): New macroized instruction patterns.
12766 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
12768 * config/i386/i386.md (smaxmin): New.
12769 (umaxmin): Likewise.
12770 (maxminiprefix): Likewise.
12771 (maxminfprefix): Likewise.
12772 (<code><mode>3): Likewise.
12773 (smin<mode>3): Removed.
12774 (smax<mode>3): Likewise.
12776 * config/i386/mmx.md (mmx_<code>v2sf3): New.
12777 (mmx_<code>v4hi3): Likewise.
12778 (mmx_<code>v8qi3): Likewise.
12779 (mmx_smaxv2sf3): Removed.
12780 (mmx_sminv2sf3): Likewise.
12781 (mmx_umaxv8qi3): Likewise.
12782 (mmx_smaxv4hi3): Likewise.
12783 (mmx_uminv8qi3): Likewise.
12784 (mmx_sminv4hi3): Likewise.
12786 * config/i386/sse.md (<addsub><mode>3): New.
12787 (*<addsub><mode>3): Likewise.
12788 (<sse>_vm<addsub><mode>3): Likewise.
12789 (<maxmin><mode>3): Likewise.
12790 (*<maxmin><mode>3_finite): Likewise.
12791 (*<maxmin><mode>3): Likewise.
12792 (<sse>_vm<maxmin><mode>3): Likewise.
12793 (sse3_h<addsub>v4sf3): Likewise.
12794 (sse3_h<addsub>v2df3): Likewise.
12795 (<maxmin>v16qi3): Likewise.
12796 (*<maxmin>v16qi3): Likewise.
12797 (<maxmin>v8hi3): Likewise.
12798 (*<maxmin>v8hi3): Likewise.
12799 (*sse4_1_<maxmin><mode>3): Likewise.
12800 (*sse4_1_<maxmin><mode>3): Likewise.
12801 (add<mode>3): Removed.
12802 (*add<mode>3): Likewise.
12803 (<sse>_vmadd<mode>3): Likewise.
12804 (sub<mode>3): Likewise.
12805 (*sub<mode>3): Likewise.
12806 (<sse>_vmsub<mode>3): Likewise.
12807 (smin<mode>3): Likewise.
12808 (*smin<mode>3_finite): Likewise.
12809 (*smin<mode>3): Likewise.
12810 (<sse>_vmsmin<mode>3): Likewise.
12811 (smax<mode>3): Likewise.
12812 (*smax<mode>3_finite): Likewise.
12813 (*smax<mode>3): Likewise.
12814 (<sse>_vmsmax<mode>3): Likewise.
12815 (sse3_haddv4sf3): Likewise.
12816 (sse3_haddv2df3): Likewise.
12817 (sse3_hsubv4sf3): Likewise.
12818 (sse3_hsubv2df3): Likewise.
12819 (umaxv16qi3): Likewise.
12820 (*umaxv16qi3): Likewise.
12821 (smaxv8hi3): Likewise.
12822 (*smaxv8hi3): Likewise.
12823 (*sse4_1_smax<mode>3): Likewise.
12824 (*sse4_1_umax<mode>3): Likewise.
12825 (uminv16qi3): Likewise.
12826 (*uminv16qi3): Likewise.
12827 (sminv8hi3): Likewise.
12828 (*sminv8hi3): Likewise.
12829 (*sse4_1_smin<mode>3): Likewise.
12830 (*sse4_1_umin<mode>3): Likewise.
12832 2008-04-01 Rafael Espindola <espindola@google.com>
12834 * tree-cfg.c (verify_expr): remove in_phi.
12835 (verify_stmt): Don't call walk_tree with verify_expr. Use
12836 is_gimple_min_invariant instead of is_gimple_val.
12838 2008-04-01 Joseph Myers <joseph@codesourcery.com>
12840 * doc/include/gpl_v3.texi: Update for manpage generation.
12841 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
12843 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
12844 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
12845 gpl_v3.texi instead of gpl.texi.
12848 2008-04-01 Jakub Jelinek <jakub@redhat.com>
12851 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
12853 2008-04-01 Rafael Espindola <espindola@google.com>
12855 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
12856 (extract_code_and_val_from_cond): Use
12857 extract_code_and_val_from_cond_with_ops.
12859 2008-04-01 Jan Hubicka <jh@suse.cz>
12861 * function.c (free_after_compilation): Free epilogue_delay_list.
12862 (prepare_function_start): Assert that previous compilation was freed.
12864 2008-04-01 Jan Hubicka <jh@suse.cz>
12865 Jim Wilson <wilson@tuliptree.org>
12866 Andreas Tobler <andreast@gcc.gnu.org>
12868 PR middle-end/35781
12869 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
12870 rtl.emit instead cfun->emit.
12871 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
12872 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
12874 2008-04-01 Ben Elliston <bje@au.ibm.com>
12876 * doc/c-tree.texi (Function Basics): Fix grammatical error.
12878 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
12880 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
12882 (fprofile-use): Add var flag_profile_use
12883 * coverage.c (coverage_begin_output): Do not open a gcno file for
12884 output only if -ftest-coverage is set.
12885 Do not add getpwd() to gcda file path.
12886 (build_gcov_info): Check the new flag
12887 flag_profile_datafile_relative_path.
12888 (coverage_init): Use profile_data_prefix.
12889 Read profile counter only if flag_profile_use is set.
12890 * opts.c (common_handle_option): New option fprofile-use=,
12891 fprofile-dir=, fprofile-generate=.
12892 * toplev.c (profile_data_prefix): New variable definition.
12893 * toplev.h (profile_data_prefix): New declaration.
12894 * doc/invoke.tex (Option Summary, Optimization Options):
12897 2008-03-31 James E. Wilson <wilson@tuliptree.org>
12899 * varasm.c (output_constant_pool_1): In LABEL_REF check,
12900 use tmp consistently.
12903 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
12904 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12905 UNSPEC_FR_RECIP_APPROX_RES.
12906 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
12908 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
12911 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
12913 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12915 PR middle-end/30186
12916 * fold-const.c (fold_indirect_ref_1): Support accessing non first
12917 element of the vector via a pointer.
12919 2008-03-31 Ian Lance Taylor <iant@google.com>
12921 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
12923 2008-03-31 Jan Hubicka <jh@suse.cz>
12925 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12926 get_arg_pointer_save_area.
12927 * expr.c (init_expr): Just clear out rtl.expr.
12928 * function.c (free_after_compilation): Clear out whole RTL structure.
12929 (get_func_frame_size): Merge into ...
12930 (get_frame_size): ... this one.
12931 (assign_stack_local_1): Merge into ...
12932 (assign_stack_local): ... this one.
12933 (expand_function_end): Update call of get_arg_pointer_save_area.
12934 (get_art_pointer_save_area): Remove cfun argument.
12935 * function.h (emit_status): regno_pointer_align does not need length
12936 attribute. Move x_regno_reg_rtx to ...
12937 (regno_reg_rtx): ... new global array.
12938 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
12939 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
12940 apply_args_value, forced_labels, stack_pointer_delta):
12942 (struct varasm_status): Move here from varasm.c
12943 (struct rtl_data): New. Move here some fields from struct function.
12944 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12945 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12946 used_temp_slots avail_temp_slots, temp_slot_level,
12947 nonlocal_goto_handler_labels): Update accesstors.
12948 (rtl): New global variable.
12949 (struct function): Move some fileds to rtl_data.
12950 (get_arg_pointer_save_area): Update prototype.
12951 * emit-rtl.c (rtl): Declare.
12952 (regno_reg_rtx): Declare.
12953 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12955 (gen_reg_rtx): Update.
12956 (init_virtual_regs): Do not tate emit_status argument.
12957 (init_emit): Do not allocate emit.
12958 * varasm.c (varasm_statuc): Move to function.h.
12959 (n_deferred_constatns): Update accestor.
12960 (init_varasm_status): Do not allocate varasm_status.
12961 (force_const_mem, get_pool_size, output_constant_pool): Update.
12962 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12963 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12965 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
12967 PR rtl-optimization/35729
12968 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
12971 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
12974 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
12975 load/store if memory is unaligned.
12976 (*movti_rex64): Likewise.
12978 * config/i386/predicates.md (misaligned_operand): New.
12980 2008-03-31 Andrew Pinski <pinskia@gmail.com>
12983 * tree-ssa-phiopt.c (conditional_replacement): Return early for
12986 2008-03-31 Jan Beulich <jbeulich@novell.com>
12988 * config/ia64/constraints.md: Add 'j' constraint.
12989 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
12990 (movdi_internal): Likewise.
12992 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
12995 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
12997 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13000 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13001 proper error message for the third argument on blendpd and
13004 * config/i386/sse.md (blendbits): New.
13005 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13007 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13009 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13011 2008-03-30 Richard Guenther <rguenther@suse.de>
13013 PR middle-end/31023
13014 * fold-const.c (fold_sign_changed_comparison): Do leave
13015 conversions to base-types alone.
13017 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13019 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13020 the link register if one altivec register is be saved.
13022 2008-03-30 Ben Elliston <bje@au.ibm.com>
13024 * final.c (final_scan_insn): Remove if (0) code.
13026 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13028 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13030 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13032 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13033 of V4SFmode to ix86_binary_operator_ok.
13035 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13037 * config/i386/i386.c (override_options): Initialize
13038 ix86_veclib_handler to ix86_veclibabi_svml when
13039 -mveclibabi=svml is used.
13040 (ix86_veclibabi_svml): New function for SVML ABI style
13041 vectorization support.
13042 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13044 2008-03-28 Rafael Espindola <espindola@google.com>
13046 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13047 (tree_binary_nonnegative_warnv_p): Make it public.
13048 (tree_single_nonnegative_warnv_p): Make it public.
13049 (tree_invalid_nonnegative_warnv_p): Make it public.
13050 (tree_unary_nonzero_warnv_p): Make it public.
13051 (tree_binary_nonzero_warnv_p): Make it public
13052 (tree_single_nonzero_warnv_p): Make it public.
13053 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13054 (extract_range_from_binary_expr): Split the expr argument.
13055 (extract_range_from_unary_expr): Split the expr argument.
13056 (extract_range_from_comparison): Split the expr argument.
13057 (extract_range_from_expr): Use the new aux functions.
13058 (vrp_evaluate_conditional_warnv): Use
13059 vrp_evaluate_conditional_warnv_with_ops.
13060 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13061 (tree_binary_nonzero_warnv_p): Declare.
13062 (tree_single_nonzero_warnv_p): Declare.
13063 (tree_expr_nonzero_warnv_p): Declare.
13064 (tree_unary_nonnegative_warnv_p): Declare.
13065 (tree_binary_nonnegative_warnv_p): Declare.
13066 (tree_single_nonnegative_warnv_p): Declare.
13067 (tree_invalid_nonnegative_warnv_p): Declare.
13069 2008-03-28 Richard Guenther <rguenther@suse.de>
13071 PR tree-optimization/30317
13072 PR tree-optimization/30911
13073 PR tree-optimization/34793
13074 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13075 (struct assert_locus_d): New member EXPR.
13076 (register_new_assert_for): Add EXPR parameter to support
13077 ASSERT_EXPR <name, expr OP limit>.
13078 (register_edge_assert_for_1): Adjust callers.
13079 (find_assert_locations): Likewise.
13080 (process_assert_insertions_for): Build condition from expression.
13081 (extract_range_from_assert): Handle ASSERT_EXPRs
13082 of the form ASSERT_EXPR <name, expr OP limit>.
13083 (register_edge_assert_for_2): New helper registering
13084 asserts for comparisons. Recognize range tests of the form
13085 (unsigned)i - CST1 OP CST2.
13086 (register_edge_assert_for_1): Use it.
13087 (register_edge_assert_for): Likewise.
13088 (needs_overflow_infinity): Integer sub-types
13089 do not need overflow infinities.
13090 (vrp_val_is_max): The extreme values of integer sub-types
13091 are those of the base type.
13092 (vrp_val_is_min): Likewise.
13093 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13096 2008-03-28 Nick Clifton <nickc@redhat.com>
13099 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13100 Return GENERAL_REGS for stack adjustment reloads.
13102 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13105 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13106 const_vector when all the vectors are constant.
13108 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13110 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13112 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13113 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13115 (s<code>_sf): Use new scc_sf attribute for opcode names.
13117 2008-03-27 Tom Tromey <tromey@redhat.com>
13119 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13120 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13121 config/spu/t-spu-elf, config/i386/t-interix,
13122 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13123 config/i386/x-darwin, config/i386/x-mingw32,
13124 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13125 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13126 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13127 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13128 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13129 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13130 config/score/t-score-elf, config/arm/t-strongarm-pe,
13131 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13132 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13133 Revert automatic dependency patch.
13135 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13138 * config/i386/i386.c (ix86_function_arg_boundary): Align
13139 decimal floating point to its natural boundary.
13141 2008-03-27 Richard Guenther <rguenther@suse.de>
13143 PR middle-end/35716
13144 * fold-const.c (fold_comparison): Restrict distinct decl
13145 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13146 solely rely on operand_equal_p.
13148 2008-03-27 Richard Guenther <rguenther@suse.de>
13151 * c-common.c (handle_weak_attribute): Reject combination of
13154 2008-03-27 Richard Guenther <rguenther@suse.de>
13156 PR tree-optimization/32810
13157 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13158 conversions from DECL_INITIAL.
13159 (fold_const_aggregate_ref): Likewise from constructor elements.
13161 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13163 * tree-affine.h (aff_combination_expand): Declare.
13164 (get_inner_reference_aff): Likewise.
13165 * tree-affine.c (aff_combination_expand): Split out from
13166 tree_to_aff_combination_expand.
13167 (get_inner_reference_aff): New function.
13168 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13169 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13170 (struct lim_aux_data): sm_done field removed.
13171 (mem_ref_loc_p, mem_ref_locs_p): New types.
13172 (struct mem_ref): Added id, stored, accesses_in_loop,
13173 indep_loop, dep_loop, indep_ref, dep_ref fields.
13174 Removed is_stored, locs and next fields.
13175 (memory_accesses): New variable.
13176 (movement_possibility): Do not allow moving statements
13177 that store to memory.
13178 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13180 (determine_max_movement): For statements with memory references,
13181 find the outermost loop in that the reference is independent.
13182 (move_computations_stmt): Mark the virtual operands for renaming.
13183 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13184 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13185 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13186 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13187 create_vop_ref_mapping, analyze_memory_references,
13188 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13189 get_all_locs_in_loop, ref_always_accessed_p,
13190 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13191 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13192 store_motion_loop, store_motion): New functions.
13193 (struct vop_to_refs_elt): New type.
13194 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13195 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13196 (schedule_sm): Replaced by...
13197 (execute_sm): ... this.
13198 (determine_lsm_ref, hoist_memory_references,
13199 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13200 find_more_ref_vops, free_mem_ref, free_mem_refs,
13201 determine_lsm_loop, determine_lsm): Removed.
13202 (tree_ssa_lim_finalize): Free data structures used by store motion.
13203 (tree_ssa_lim): Call analyze_memory_references. Use
13204 store_motion instead of determine_lsm.
13206 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13208 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13209 rename tmake_file to m68hc11/t-m68hc11.
13210 (mcore): Set inhibit_libc to true.
13211 * config.host (alpha*-dec-*vms*): Set extra_programs.
13212 (interix3*): Don't use host_xmake_file.
13213 * configure.ac: Let config.gcc override inhibit_libc.
13214 * configure: Regenerate.
13216 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13217 * config/t-openbsd-thread: Remove commented out lines.
13219 * config/x-interix: Remove.
13221 * config/m68hc11/t-m68hc11-gas: Rename to...
13222 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13224 * config/mcore/t-mcore: Remove T_CFLAGS.
13225 * config/mcore/t-mcore-pe: Likewise.
13227 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13229 * configure.ac: Replace custom __GNU_SOURCE test with
13230 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13231 * aclocal.m4: Regenerate.
13232 * configure: Regenerate.
13233 * config.in: Regenerate.
13235 2008-03-27 Richard Guenther <rguenther@suse.de>
13237 * fold-const.c (target.h): Include.
13238 (fold_comparison): Fold comparison of addresses of decls
13239 that bind locally or of constants. Consolidate address folding code.
13240 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13241 results from fold_binary_to_constant.
13242 (compare_values_warnv): Likewise.
13244 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13246 PR middle-end/35429
13247 * fold-const.c (fold_truthop): Check for integeral types when folding
13248 a == 0 && b == 0 and a != 0 || b != 0 .
13250 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13252 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13254 2008-03-26 Andreas Schwab <schwab@suse.de>
13256 * doc/invoke.texi: Fix use of @item vs. @itemx.
13258 2008-03-26 Tom Tromey <tromey@redhat.com>
13260 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13261 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13262 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13263 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13264 build/genconstants.o, build/genemit.o, build/genextract.o,
13265 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13266 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13269 2008-03-26 Richard Guenther <rguenther@suse.de>
13272 2008-03-26 Richard Guenther <rguenther@suse.de>
13274 * fold-const.c (target.h): Include.
13275 (fold_comparison): Fold comparison of addresses of two decls
13276 that bind locally. Consolidate address folding code.
13278 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13280 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13281 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13282 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13283 dconstsqrt2, dconstthird, dconste and/or dconst10.
13284 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13285 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13286 dconstsqrt2, dconste): Delete.
13287 (init_emit_once): Likewise. Simplify initializing dconstm1.
13289 * real.c (get_real_const): New.
13290 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13291 dconstsqrt2, dconste): Delete.
13292 (real_value_const, get_real_const): New.
13294 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13296 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13298 * config/i386/i386.c (ix86_function_arg_boundary): Check
13299 BIGGEST_ALIGNMENT instead of 128.
13300 (setup_incoming_varargs_64): Likewise.
13302 2008-03-26 Tom Tromey <tromey@redhat.com>
13304 * Makefile.in (DEPFILES): Add missing '/'.
13306 2008-03-26 Richard Guenther <rguenther@suse.de>
13308 * fold-const.c (target.h): Include.
13309 (fold_comparison): Fold comparison of addresses of two decls
13310 that bind locally. Consolidate address folding code.
13312 2008-03-26 Nick Clifton <nickc@redhat.com>
13315 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13316 not allow INT+INT as a legitimate addressing mode.
13318 2008-03-26 Richard Guenther <rguenther@suse.de>
13320 * tree-flow.h (widen_bitfield): Remove declaration.
13321 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13322 (widen_bitfield): Remove function.
13323 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13326 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13329 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13332 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13334 PR rtl-optimization/35232
13335 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13336 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13337 reg_reloaded_call_part_clobbered here.
13338 (reload_regs_reach_end_p): New function.
13339 (reload_reg_rtx_for_input): New variable.
13340 (reload_reg_rtx_for_output): Likewise.
13341 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13342 when reassigning a pseudo register. Load reloadreg from
13343 reload_reg_rtx_for_input, moving the mode and register
13345 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13346 instead of the original when deciding whether an input reload
13347 would be a no-op or whether an output reload can be deleted.
13348 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13349 when setting up new_spill_reg_store. Load it from
13350 reload_reg_rtx_for_output, moving the mode and register
13352 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13353 instead of the original when deciding whether an output reload
13354 would be a no-op. Do the same when modifying insn notes.
13355 Use rtx_equal_p instead of == to compare the registers.
13356 (inherit_piecemeal_p): Take a mode and two register numbers
13358 (emit_reload_insns): Clear new_spill_reg_store for every hard
13359 register in the reload register. Remove spill registers
13360 from reg_reloaded_valid before considering whether to record
13361 inheritance information for them. Use reload_reg_rtx_for_output
13362 instead of reg_rtx when recording output reloads. Use
13363 reload_reg_rtx_for_input instead of reg_rtx when recording
13364 input reloads. Set or clear reg_reloaded_call_part_clobbered
13365 at the same time as setting reg_reloaded_valid.
13366 (delete_output_reload): Add a new_reload_reg parameter and use it
13367 instead of rld[j].reg_rtx.
13368 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13371 2008-03-25 Tom Tromey <tromey@redhat.com>
13373 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13374 (build/genattr.o): Likewise.
13375 (build/genattrtab.o): Likewise.
13376 (build/gencodes.o): Likewise.
13377 (build/genconfig.o): Likewise.
13378 (build/genconstants.o): Likewise.
13379 (build/genemit.o): Likewise.
13380 (build/genextract.o): Likewise.
13381 (build/genflags.o): Likewise.
13383 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13385 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13386 instead of size_int for integer types.
13387 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13388 to match type of MINUS_EXPR.
13390 2008-03-25 Tom Tromey <tromey@redhat.com>
13392 * configure: Rebuilt.
13393 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13396 2008-03-25 Tom Tromey <tromey@redhat.com>
13398 * config/x-solaris (host-solaris.o): Update.
13399 * config/x-linux (host-linux.o): Update.
13400 * config/x-hpux (host-hpux.o): Update.
13401 * config/x-darwin (host-darwin.o): Update.
13402 * config/v850/t-v850e (v850-c.o): Update.
13403 * config/v850/t-v850 (v850-c.o): Update.
13404 * config/t-vxworks (vxworks.o): Update.
13405 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13406 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13407 * config/spu/t-spu-elf (spu-c.o): Update.
13409 * config/sh/t-symbian (sh-c.o): Update.
13410 (symbian.o): Update.
13411 * config/sh/t-sh (sh-c.o): Update.
13412 * config/score/t-score-elf (score7.o, score3.o): Update.
13413 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13414 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13415 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13416 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13417 (rs6000.o): Remove.
13418 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13419 * config/m32c/t-m32c (m32c-pragma.o): Update.
13420 * config/ia64/t-ia64 (ia64-c.o): Update.
13421 * config/i386/x-mingw32 (host-mingw32.o): Update.
13422 * config/i386/x-i386 (driver-i386.o): Update.
13423 * config/i386/x-darwin (host-i386-darwin.o): Update.
13424 * config/i386/x-cygwin (host-cygwin.o): Update.
13425 * config/i386/t-nwld (nwld.o): Update.
13426 * config/i386/t-netware (netware.o): Update.
13427 * config/i386/t-interix (winnt.o): Update.
13428 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13429 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13430 msformat-c.o): Update.
13431 * config/bfin/t-bfin-linux (generated_files): Add
13432 linux-sysroot-suffix.h.
13433 * config/arm/t-wince-pe (pe.o): Update.
13434 * config/arm/t-strongarm-pe (pe.o): Update.
13435 * config/arm/t-pe (pe.o): Update.
13436 * config/arm/t-arm (arm-c.o): Update.
13437 * doc/install.texi (Prerequisites): Require make 3.80.
13438 * Makefile.in: Remove .o targets.
13439 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13440 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13441 (simple_generated_h, simple_generated_c): Move earlier.
13442 (generated_files): New variable.
13443 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13444 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13445 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13446 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13447 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13448 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13449 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13450 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13451 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13452 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13453 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13454 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13456 (COMPILE.base, COMPILE): New variables.
13457 (%.o): New pattern rule.
13458 (ALL_HOST_OBJS): New variable.
13459 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13460 (dummy-checksum.o, cc1-checksum.o): Remove.
13461 (DRIVER_SHLIB): New variable.
13462 (DRIVER_DEFINES): Use it.
13463 (gencondmd.c): Move out of build/.
13464 (s-conditions): Update.
13465 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13466 (ALL_BUILD_OBJS): Likewise.
13467 (build/%.o): Use BUILDCOMPILE.
13468 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13469 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13470 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13471 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13472 build/genconfig.o, build/genconstants.o, build/genemit.o,
13473 build/genextract.o, build/genflags.o, build/genmddeps.o,
13474 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13475 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13476 build/gen-protos.o, build/scan.o, build/fix-header.o,
13477 build/scan-decls.o): Simplify.
13478 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13479 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13480 prefix.o, toplev.o): Reduce to variable setting.
13481 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13482 ($(out_object_file), gcc-options.o): New targets.
13483 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13484 * configure: Rebuilt.
13485 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13486 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13488 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13490 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13491 complain when we hit an error, return ERROR_MARK_NODE.
13493 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13495 * config/sh/constraints.md (Pso, Psz): New constraints.
13496 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13497 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13499 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13501 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13502 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13504 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13506 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13507 (prefetch_sh2a): New.
13509 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13510 Naveen.H.S <naveen.hs@kpitcummins.com>
13512 * config/sh/constraints.md (I28): New constraint.
13513 * config/sh/sh.c (broken_move): Add support for movi20s.
13514 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13516 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13517 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13518 Naveen.H.S <naveen.hs@kpitcummins.com>
13520 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13521 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13522 (print_operand): Handle resbank in %@ operand code.
13523 (sh_encode_section_info): New.
13524 (push_regs): Add conditions for resbank.
13525 (sh_expand_epilogue): Likewise.
13526 (sh_insert_attributes): Likewise.
13527 (sh_attribute_table): Likewise.
13528 (sh_handle_resbank_handler_attribute): New.
13529 (sh2a_handle_function_vector_handler_attribute): New.
13530 (sh2a_is_function_vector_call): New.
13531 (sh2a_get_function_vector_number): New.
13532 (sh2a_function_vector_p): New.
13533 (sh_cfun_resbank_handler_p): New.
13534 * config/sh/sh.md (calli): Emit jsr/n if possible.
13535 (calli_tbr_rel): New.
13536 (calli_pcrel): Emit jsr/n if possible.
13537 (return_i): Emit rts/n if possible.
13538 (call_valuei_tbr_rel): New.
13539 (call_valuei_pcrel): Add condition for SH2A target.
13540 (call_value): Likewise.
13541 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
13542 (sh2a_get_function_vector_number): Likewise.
13543 (sh2a_is_function_vector_call): Likewise.
13544 * doc/extend.texi: Document TBR relative addressing of SH2A.
13545 (resbank): Add description for SH2A.
13547 2008-03-24 Richard Guenther <rguenther@suse.de>
13550 * gimplify.c (gimplify_modify_expr): For frontend type-correct
13551 pointer assignments change conversions according to middle-end rules.
13552 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
13553 * configure.ac: Include type checking in yes.
13554 * configure: Regenerate.
13556 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13558 * diagnostic.c (diagnostic_count_diagnostic): Delete.
13559 (diagnostic_report_diagnostic): Update. Handle ICEs here.
13561 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13563 * gthr-vxworks.h (UNUSED): Define.
13565 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
13567 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
13569 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
13571 * doc/extend.texi (Function Attributes): Add missing comma in the
13572 example of the "alloc_size" attribute.
13574 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
13577 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13579 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13582 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13585 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13586 of the underlying type of a MS bitfield layout to the natural
13587 alignment of the type.
13589 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13591 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13592 to their natural alignment to avoid store forwarding stalls.
13594 2008-03-22 Richard Guenther <rguenther@suse.de>
13596 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
13597 For PHI nodes verify the address is invariant.
13598 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
13599 (get_symbol_constant_value): Use is_gimple_min_invariant.
13600 (maybe_fold_stmt_indirect): Likewise.
13602 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
13604 PR rtl-optimization/33927
13605 * Makefile.in (dse.o): Depend on $(TM_P_H).
13606 * expr.h (extract_low_bits): Declare.
13607 * expmed.c (extract_low_bits): New function.
13608 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
13609 * dse.c: Include tm_p.h.
13610 (find_shift_sequence): Remove the read_reg argument and return the
13611 read value. Emit the instructions instead of returning them.
13612 Iterate on new_mode rather than calculating it each time.
13613 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
13614 source to NEW_MODE and extract_low_bits to convert the shifted
13615 value to READ_MODE.
13616 (replace_read): Allow the load and store to have different mode
13617 classes. Use extract_low_bits when SHIFT == 0. Create the shift
13618 or extraction instructions before trying the replacement. Update
13619 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
13621 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13623 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13624 to their natural alignment to avoid store forwarding stalls.
13626 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13629 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
13630 encouraging but not allowing gprs for input;
13631 change the input constraint to !f#r.
13632 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
13634 change the output constraint to !f#r.
13636 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
13639 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
13640 corresponding post-reload splitters.
13641 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
13642 when x87 FP math is selected.
13643 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
13644 New function prototype.
13645 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
13646 unreachable function to ease macroization of insn patterns.
13648 2008-03-21 Martin Jambor <mjambor@suse.cz>
13650 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
13651 reference dumps if ddr is NULL or dependence is unknown.
13653 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13655 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
13656 unsigned extension into account.
13657 (ATOMIC_COMPARE_AND_SWAP): Likewise.
13658 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
13659 Do computations on a scratch register.
13661 2008-03-21 Richard Guenther <rguenther@suse.de>
13663 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13664 Use is_gimple_min_invariant instead of TREE_INVARIANT.
13665 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13666 * tree-ssa-dom.c (record_equality): Likewise.
13667 * tree-inline.c (copy_body_r): Likewise.
13668 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
13671 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13673 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
13674 as 'delete_unused' argument.
13676 2008-03-20 Richard Guenther <rguenther@suse.de>
13678 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13679 special casing of constant qualifiers.
13680 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
13681 care about them in general.
13682 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
13683 regardless of their type.
13684 (fold_stmt_r): Forcefully fold *& if we end up with that.
13686 2008-03-20 Paul Brook <paul@codesourcery.com>
13688 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
13689 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
13691 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
13693 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
13694 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
13696 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
13698 * common.opt (Wmudflap): New option.
13699 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
13700 (mx_register_decls): Likewise.
13701 (mudflap_finish_file): Likewise.
13702 * doc/invoke.texi: Document -Wno-mudflap.
13704 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
13706 * c-format.c (replace_format_name_to_system_name): New.
13707 (cmp_attribs): New.
13708 (convert_format_name_to_system_name): New.
13709 (decode_format_attr): Add use of convert_format_name_to_system_name.
13710 (format_types_orig): Add gnu_ prefix to names.
13711 (check_format_info_main): Special treating of \0 escaped names for
13712 supporting multi-character format specifiers as I32, I64.
13713 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
13714 (gnu_target_overrides_format_attributes): New.
13715 * c-format.h: Add structure target_ovr_attr to hold
13716 system specific formatter names.
13717 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
13718 msformat-c.o file to c_target_objs and cxx_target_objs.
13719 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13720 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
13721 (TARGET_N_FORMAT_TYPES): New.
13722 * config/i386/msformat-c.c: New.
13723 * config/i386/t-cygming: Add build rule for msformat-c.o.
13724 * doc/extend.texi: Add new format names gnu_* and ms_* and
13726 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13728 2008-03-20 Ira Rosen <irar@il.ibm.com>
13730 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
13731 optimizations turned on under -O3.
13732 (ftree-vectorize): Add that the flag is turned on with -O3.
13734 2008-03-20 Ben Elliston <bje@au.ibm.com>
13736 * regmove.c (try_auto_increment): Fix spelling error in comment.
13737 * final.c (final_scan_insn): Likewise.
13739 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
13742 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
13743 allocator preferences for "y" and "r" class registers.
13744 ("*mov<mode>_internal"): Ditto.
13745 ("*movv2sf_internal_rex64"): Ditto.
13746 ("*movv2sf_internal"): Ditto.
13748 2008-03-19 Michael Matz <matz@suse.de>
13750 PR middle-end/35616
13751 * calls.c (expand_call): Check overlap of arguments with call
13752 address for sibcalls.
13754 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13757 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13758 of the underlying type of a MS bitfield layout to the natural
13759 alignment of the type.
13761 2008-03-19 Jan Hubicka <jh@suse.cz>
13764 * toplev.c (decode_d_option): Handle all CPP flags.
13765 * tree-vrp.c: Update tree_pass descriptors.
13766 * regrename.c: Update tree_pass descriptors.
13767 * fwprop.c: Update tree_pass descriptors.
13768 * doc/invoke.texi: Remove documentation of dropped -d? flags.
13769 * tree-into-ssa.c: Update tree_pass descriptors.
13770 * tree-dump.c: Update tree_pass descriptors.
13771 * tree-complex.c: Update tree_pass descriptors.
13772 * tree-dump.h: Update tree_pass descriptors.
13773 * see.c: Update tree_pass descriptors.
13774 * cgraphbuild.c: Update tree_pass descriptors.
13775 * tracer.c: Update tree_pass descriptors.
13776 * tree-loop-distribution.c: Update tree_pass descriptors.
13777 * cgraph.c: Update tree_pass descriptors.
13778 * postreload-gcse.c: Update tree_pass descriptors.
13779 * postreload.c: Update tree_pass descriptors.
13780 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
13781 * tree-tailcall.c: Update tree_pass descriptors.
13782 * tree-pass.h (tree_opt_pass): Rename to ...
13783 (opt_pass) ... this one; add "type" field and remove letter field.
13784 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
13785 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
13786 all_lowering_passes): Update declaration.
13787 * ipa-cp.c: Update tree_pass descriptors.
13788 * final.c: Update tree_pass descriptors.
13789 * omp-low.c: Update tree_pass descriptors.
13790 * tree-ssa-dse.c: Update tree_pass descriptors.
13791 * ipa-reference.c: Update tree_pass descriptors.
13792 * tree-ssa-uncprop.c: Update tree_pass descriptors.
13793 * auto-inc-dec.c: Update tree_pass descriptors.
13794 * reorg.c: Update tree_pass descriptors.
13795 * cgraphunit.c: Update tree_pass descriptors.
13796 * tree-ssa-copyrename.c: Update tree_pass descriptors.
13797 * tree-ssa-ccp.c: Update tree_pass descriptors.
13798 * df-core.c: Update tree_pass descriptors.
13799 * mode-switching.c: Update tree_pass descriptors.
13800 * tree-nomudflap.c: Update tree_pass descriptors.
13801 * modulo-sched.c: Update tree_pass descriptors.
13802 * ipa-pure-const.c: Update tree_pass descriptors.
13803 * cse.c: Update tree_pass descriptors.
13804 * web.c: Update tree_pass descriptors.
13805 * tree-stdarg.c: Update tree_pass descriptors.
13806 * tree-ssa-math-opts.c: Update tree_pass descriptors.
13807 * tree-ssa-dom.c: Update tree_pass descriptors.
13808 * tree-nrv.c: Update tree_pass descriptors.
13809 * tree-ssa-alias.c: Update tree_pass descriptors.
13810 * loop-init.c: Update tree_pass descriptors.
13811 * gimple-low.c: Update tree_pass descriptors.
13812 * ipa-inline.c: Update tree_pass descriptors.
13813 * tree-ssa-sink.c: Update tree_pass descriptors.
13814 * global.c: Update tree_pass descriptors.
13815 * ifcvt.c: Update tree_pass descriptors.
13816 * jump.c: Update tree_pass descriptors.
13817 * predict.c: Update tree_pass descriptors.
13818 * tree-ssa-loop.c: Update tree_pass descriptors.
13819 * recog.c: Update tree_pass descriptors.
13820 * dse.c: Update tree_pass descriptors.
13821 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
13822 * tree-eh.c: Update tree_pass descriptors.
13823 * regmove.c: Update tree_pass descriptors.
13825 * function.c: Update tree_pass descriptors.
13826 * tree-vectorizer.c: Update tree_pass descriptors.
13827 * gcse.c: Update tree_pass descriptors.
13828 * ipa-type-escape.c: Update tree_pass descriptors.
13829 * tree-if-conv.c: Update tree_pass descriptors.
13830 * init-regs.c: Update tree_pass descriptors.
13831 * ipa.c: Update tree_pass descriptors.
13832 * tree-ssa-phiopt.c: Update tree_pass descriptors.
13833 * rtl-factoring.c: Update tree_pass descriptors.
13834 * lower-subreg.c: Update tree_pass descriptors.
13835 * bt-load.c: Update tree_pass descriptors.
13836 * tree-dfa.c: Update tree_pass descriptors.
13837 * except.c: Update tree_pass descriptors.
13838 * emit-rtl.c: Update tree_pass descriptors.
13839 * cfgexpand.c: Update tree_pass descriptors.
13840 * tree-cfgcleanup.c: Update tree_pass descriptors.
13841 * cfgcleanup.c: Update tree_pass descriptors.
13842 * tree-ssa-pre.c: Update tree_pass descriptors.
13843 * tree-sra.c: Update tree_pass descriptors.
13844 * tree-mudflap.c: Update tree_pass descriptors.
13845 * tree-ssa-copy.c: Update tree_pass descriptors.
13846 * cfglayout.c: Update tree_pass descriptors.
13847 * tree-ssa-forwprop.c: Update tree_pass descriptors.
13848 * tree-ssa-dce.c: Update tree_pass descriptors.
13849 * tree-ssa.c: Update tree_pass descriptors.
13850 * regclass.c: Update tree_pass descriptors.
13851 * integrate.c: Update tree_pass descriptors.
13852 * tree-optimize.c: Update tree_pass descriptors.
13853 * tree-ssa-phiprop.c: Update tree_pass descriptors.
13854 * tree-object-size.c: Update tree_pass descriptors.
13855 * combine.c: Update tree_pass descriptors.
13856 * tree-outof-ssa.c: Update tree_pass descriptors.
13857 * bb-reorder.c: Update tree_pass descriptors.
13858 * stack-ptr-mod.c: Update tree_pass descriptors.
13859 * var-tracking.c: Update tree_pass descriptors.
13860 * tree-profile.c: Update tree_pass descriptors.
13861 * tree-vect-generic.c: Update tree_pass descriptors.
13862 * reg-stack.c: Update tree_pass descriptors.
13863 * sched-rgn.c: Update tree_pass descriptors.
13864 * tree-ssa-structalias.c: Update tree_pass descriptors.
13865 * tree-cfg.c: Update tree_pass descriptors.
13866 * passes.c (current_pass): Update declaration.
13867 (finish_optimization_passes): Update.
13868 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
13869 (register_one_dump_file, register_dump_files_1, next_pass_1):
13871 (init_optimization_passes): Update handling of new types.
13872 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
13873 * ipa-struct-reorg.c: Update tree_pass descriptors.
13874 * tree-ssa-reassoc.c: Update tree_pass descriptors.
13875 * combine-stack-adj.c: Update tree_pass descriptors.
13876 * cfgrtl.c: Update tree_pass descriptors.
13877 * dce.c: Update tree_pass descriptors.
13878 * tree-ssanames.c: Update tree_pass descriptors.
13880 2008-03-19 Richard Guenther <rguenther@suse.de>
13882 PR middle-end/35609
13883 * tree-ssa.c (walk_data): New structure.
13884 (warn_uninitialized_var): If not always_executed warn with "maybe"
13886 (execute_early_warn_uninitialized): Compute post-dominators.
13887 Initialize always_executed before processing each basic block.
13889 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13892 * config/i386/i386.c (x86_this_parameter): Calculate correct location
13893 of "this" pointer when "regparm = N" or "fastcall" is in effect.
13895 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13897 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
13899 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
13901 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
13903 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
13904 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
13905 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
13906 target after ignore has been set, and move there also the commputation
13907 of subtarget and original_target.
13908 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
13909 (LANG_HOOKS_INITIALIZER): Remove it.
13910 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
13912 2008-03-18 Richard Guenther <rguenther@suse.de>
13914 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
13915 found an expression with constants, note that in the VN for the lhs.
13916 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
13917 fold them to constants if possible. Run cleanup_cfg if done so.
13918 (execute_pre): Return todo.
13919 (do_pre): Likewise.
13920 (execute_fre): Likewise.
13921 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
13923 (get_prop_source_stmt): Look through pointer conversions.
13925 2008-03-18 Jan Hubicka <jh@suse.cz>
13927 * tree-pretty-print.c: Include predict.h.
13928 (dump_generic_node): Dump predictor.
13929 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
13930 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
13931 * gimple-low.c (lower_stmt): Likewise.
13932 * expr.c (expand_expr_real): Likewise.
13933 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
13935 (build_predict_expr, build_predict_expr): New.
13936 * predict.h (predictor_name, build_predict_expr): Update.
13937 * c-typeck.c (c_finish_bc_stmt): Add prediction.
13938 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
13939 * predict.def (PRED_CONTINUE): Update hitrate.
13940 * tree.def (PREDICT_EXPR): Define.
13941 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
13942 do not handle BIND_EXPR.
13943 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
13944 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
13945 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
13948 2008-03-18 Michael Matz <matz@suse.de>
13950 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
13952 2008-03-18 Richard Guenther <rguenther@suse.de>
13954 * tree-gimple.h (is_gimple_invariant_address): Declare.
13955 (is_gimple_constant): Likewise.
13956 * tree-gimple.c (is_gimple_constant): New function.
13957 (is_gimple_invariant_address): Likewise.
13958 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
13959 and is_gimple_invariant_address.
13960 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
13962 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
13963 an addressable base.
13965 2008-03-18 Jakub Jelinek <jakub@redhat.com>
13967 PR middle-end/35611
13968 * gimplify.c (gimplify_expr): Gimplify second operand of
13971 2008-03-17 Richard Guenther <rguenther@suse.de>
13973 PR tree-optimization/19637
13974 * fold-const.c (fold_unary): Remove restrictions of removing
13975 intermediate pointer-conversions (P2)(P1)P0.
13976 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
13977 conversion to void pointer.
13978 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
13980 2008-03-16 James E. Wilson <wilson@tuliptree.org>
13983 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
13984 emulated thread local variables.
13986 2008-03-16 Richard Guenther <rguenther@suse.de>
13988 PR middle-end/35607
13989 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
13990 expand TREE_INVARIANT operations that are not gimple invariant.
13992 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
13994 * doc/extend.texi (Alignment): Say that the ABI controls
13995 the __alignof__ for non-strict-alignment targets rather
13996 than being a recommendation.
13998 2008-03-15 Paul Brook <paul@codesourcery.com>
14000 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14002 (arm_output_fn_unwind): Mark functions that can not be unwound.
14004 2008-03-15 Paul Brook <paul@codesourcery.com>
14006 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14007 extension instructions.
14009 2008-03-15 Richard Guenther <rguenther@suse.de>
14011 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14012 and fold constant aggregate refs.
14013 (fold_const_aggregate_ref): Handle string constants
14014 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14015 (evaluate_stmt): Simplify now that ccp_fold folds constant
14018 2008-03-15 Paul Brook <paul@codesourcery.com>
14020 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14021 (extzv): Use gen_extzv_t2.
14022 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14024 2008-03-15 Richard Guenther <rguenther@suse.de>
14026 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14027 (fold_const_aggregate_ref): Likewise.
14028 (get_value): Return NULL if we don't have any values.
14029 (ccp_finalize): Set const_val to NULL after freeing it.
14030 * tree-flow.h (get_symbol_constant_value): Declare.
14031 (fold_const_aggregate_ref): Likewise.
14032 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14034 2008-03-15 Richard Guenther <rguenther@suse.de>
14036 PR middle-end/35593
14037 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14038 to not produce negative array indices if not allowed. Add
14039 parameter to indicate that.
14040 (maybe_fold_offset_to_component_ref): Allow negative array
14041 indices only for the first member of a structure.
14042 (maybe_fold_offset_to_reference): Allow negative array indices.
14043 (maybe_fold_stmt_addition): Likewise.
14045 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14046 Anatoly Sokolov <aesok@post.ru>
14048 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14049 (avr_arch): Add ARCH_AVR6.
14050 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14051 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14052 instead of fixed value 2.
14053 (print_operand_address): Use gs() asm specifier instead of pm().
14054 (avr_assemble_integer): (Ditto.).
14055 (avr_output_addr_vec_elt): (Ditto.).
14056 (print_operand): Handle "!" code.
14057 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14058 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14059 (AVR_HAVE_EIJMP_EICALL): Define.
14060 (AVR_3_BYTE_PC): Redefine.
14061 (AVR_2_BYTE_PC): (Ditto.).
14062 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14063 (LINK_SPEC): Add atmega2560 and atmega2561.
14064 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14066 * config/avr/avr.md (call_insn): Use eicall instead of icall
14067 for 3 byte PC devices.
14068 (call_value_insn): (Ditto.).
14069 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14070 (indirect_jump): Use only for for 2 byte PC devices.
14071 (*tablejump): (Ditto.).
14072 (*indirect_jump_avr6): Add insn.
14073 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14074 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14075 instead of ijmp for 3 byte PC devices.
14076 (__tablejump2__): (Ditto.).
14077 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14078 (MULITLIB_DIRNAMES): (Ditto.).
14079 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14081 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14083 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14084 "sse2_umulsidi3". Use V1DI mode for operand 0.
14085 ("mmx_psadbw"): Use V1DI mode for operand 0.
14086 * config/i386/i386-modes.def (V1SI): New vector mode.
14087 * config/i386/i386.c (struct builtin_description)
14088 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14089 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14090 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14091 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14092 v1di_ftype_v8qi_v8qi type.
14093 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14095 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14096 __builtin_ia32_pmuludq]: Fix the mode of return value.
14098 2008-03-15 Richard Guenther <rguenther@suse.de>
14100 PR middle-end/35595
14101 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14104 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14106 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14107 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14108 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14109 unless TARGET_SERIALIZE_VOLATILE is enabled.
14110 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14111 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14112 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14114 2008-03-14 Richard Guenther <rguenther@suse.de>
14116 PR tree-optimization/34172
14117 * tree-flow.h (refs_may_alias_p): Declare.
14118 (get_single_def_stmt): Likewise.
14119 (get_single_def_stmt_from_phi): Likewise.
14120 (get_single_def_stmt_with_phi): Likewise.
14121 * tree-dfa.c (refs_may_alias_p): New function.
14122 (get_single_def_stmt): Likewise.
14123 (get_single_def_stmt_from_phi): Likewise.
14124 (get_single_def_stmt_with_phi): Likewise.
14125 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14126 (vn_reference_lookup_1): New helper function.
14127 (vn_reference_lookup): Walk the virtual use-def chain to
14128 continue searching for a match if the def does not alias the
14129 reference we are looking for.
14131 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14133 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14134 archive and Perzl. Update The Written Word listing.
14136 2008-03-14 Richard Guenther <rguenther@suse.de>
14138 PR tree-optimization/34043
14139 PR tree-optimization/33989
14140 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14142 (bitmap_find_leader): Use extra argument to verify dominance
14143 relationship inside a basic-block.
14144 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14145 (find_leader_in_sets): Adjust.
14146 (create_component_ref_by_pieces): Take extra argument for
14147 dominance check, handle lookup failures.
14148 (find_or_generate_expression): Likewise.
14149 (create_expression_by_pieces): Likewise.
14150 (insert_into_preds_of_block): Adjust.
14151 (create_value_expr_from): If asked for, verify all operands
14152 are in the blocks AVAIL_OUT set.
14153 (make_values_for_stmt): Check for SSA_NAMEs that are life
14154 over an abnormal edge.
14155 (compute_avail): Remove such check.
14156 (do_SCCVN_insertion): New function.
14157 (eliminate): If we do not find a leader suitable for replacement
14158 insert a replacement expression from SCCVN if available.
14159 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14160 (struct vn_ssa_aux): Add needs_insertion flag.
14161 * tree-ssa-sccvn.c (may_insert): New global flag.
14162 (copy_reference_ops_from_ref): Value-number union member access
14163 based on its size, not type and member if insertion is allowed.
14164 (visit_reference_op_load): For a weak match from union type
14165 punning lookup a view-converted value and insert a SSA_NAME
14166 for that value if that is not found.
14167 (visit_use): Make dumps shorter. Do not disallow value numbering
14168 SSA_NAMEs that are life over an abnormal edge to constants.
14169 (free_scc_vn): Release inserted SSA_NAMEs.
14170 (run_scc_vn): New flag to specify whether insertion is allowed.
14171 Process SSA_NAMEs in forward order.
14172 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14173 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14174 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14175 pointer type to/from integral types that do not change the
14176 precision to regular conversions.
14178 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14180 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14181 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14182 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14183 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14184 input arguments and the mode of return value. Built-in functions
14185 that operate on whole 64-bit MMX register now use V1DI mode.
14187 2008-03-13 Alon Dayan <alond@il.ibm.com>
14188 Olga Golovanevsky <olga@il.ibm.com>
14190 PR tree-optimization/35041
14191 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14192 to locate the right position in a statement.
14194 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14198 * config/i386/xmmintrin.h: Change all static inline functions to
14199 extern inline and add __gnu_inline__ attribute.
14200 * config/i386/bmintrin.h: Ditto.
14201 * config/i386/smmintrin.h: Ditto.
14202 * config/i386/tmmintrin.h: Ditto.
14203 * config/i386/mmintrin-common.h: Ditto.
14204 * config/i386/ammintrin.h: Ditto.
14205 * config/i386/emmintrin.h: Ditto.
14206 * config/i386/pmmintrin.h: Ditto.
14207 * config/i386/mmintrin.h: Ditto.
14208 * config/i386/mm3dnow.h: Ditto.
14210 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14212 PR middle-end/35185
14213 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14214 (lower_omp_2): New function.
14215 (lower_omp_1, lower_omp): Rewritten.
14217 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14220 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14221 with the phrase "Microsoft Windows compilers".
14222 (Push/Pop Macro Pragmas): New subsection. Document
14223 #pragma push_macro and pragma pop_macro.
14225 2008-03-12 Paul Brook <paul@codesourcery.com>
14227 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14229 2008-03-12 Paul Brook <paul@codesourcery.com>
14231 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14232 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14233 (thumb2_addsi_shortim): Rename ...
14234 (thumb2_addsi_short): ... to this. Allow register operands.
14235 (thumb2_subsi_short): New pattern.
14236 (thumb2_one_cmplsi2_short,
14237 thumb2_negsi2_short): New patterns and peepholes.
14239 2008-03-12 Paul Brook <paul@codesourcery.com>
14241 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14243 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14245 * config/i386/i386.md (int_cond): New code iterator.
14247 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14248 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14249 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14250 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14251 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14252 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14253 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14254 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14256 2008-03-12 Paul Brook <paul@codesourcery.com>
14258 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14259 instead of {arm,thumb}_compute_save_reg_mask.
14260 (output_return_instruction): Ditto.
14261 (thumb_unexpanded_epilogue): Ditto.
14262 (thumb1_expand_prologue): Ditto.
14263 (thumb1_output_function_prologue): Ditto.
14264 (arm_set_return_address): Ditto.
14265 (thumb_set_return_address): Ditto.
14266 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14267 regs to achieve stack alignment.
14268 (thumb1_compute_save_reg_mask): Fix compiler warning.
14269 (arm_output_epilogue): Use offsets->saved_regs_mask.
14270 Adjust stack pointer by poping call clobered registers.
14271 (arm_expand_prologue): Use offsets->saved_regs_mask.
14272 Adjust stack pointer by pushing extra registers.
14273 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14275 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14278 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14279 conversion to the operands of a multiplication.
14281 2008-03-12 Richard Guenther <rguenther@suse.de>
14283 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14284 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14285 * timevar.def (TV_TREE_PHIPROP): Add.
14286 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14287 pass description. Use TV_TREE_PHIPROP.
14288 * tree-ssa-forwprop.c: Remove phiprop code.
14290 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14292 PR middle-end/35549
14293 * omp-low.c (maybe_lookup_decl): Constify first argument.
14294 (use_pointer_for_field): Change last argument from bool to
14295 omp_context *. Disallow shared copy-in/out in nested
14296 parallel if decl is shared in outer parallel too.
14297 (build_outer_var_ref, scan_sharing_clauses,
14298 lower_rec_input_clauses, lower_copyprivate_clauses,
14299 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14301 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14302 Ira Rosen <irar@il.ibm.com>
14304 * tree-vectorizer.c (free_stmt_vec_info): New function.
14305 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14306 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14307 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14308 * tree-vect-transform.c (vectorizable_conversion): Free
14309 vec_oprnds0 if it was allocated.
14310 (vect_permute_store_chain): Remove unused VECs.
14311 (vectorizable_store): Free VECs that are allocated in the..
14313 (vect_transform_strided_load, vectorizable_load): Likewise.
14314 (vect_remove_stores): Simplify the code.
14315 (vect_transform_loop): Move code to vect_remove_stores().
14316 Call vect_remove_stores() and free_stmt_vec_info().
14318 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14320 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14321 TARGET_HPUX. Revise comment.
14322 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14323 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14324 Use sr4 variant of `be' instruction when not generating PIC code.
14325 (attr_length_call): Adjust for above change.
14327 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14329 * ipa-reference.c (static_execute): Remove module_statics_const and
14330 associated setting code.
14332 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14335 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14336 predicate for operand 1.
14337 (paritysi2_cmp): Use register_operand predicate for operand 2.
14338 Use earlyclobber modifier for operand 1. Remove support for
14340 (paritydi2_cmp): Use register_operand predicate for operand 3.
14341 Use earlyclobber modifier for operand 1. Remove support for
14344 2008-03-11 Paul Brook <paul@codesourcery.com>
14345 Vladimir Prus <vladimir@codesourcery.com>
14347 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14348 (arm_compute_save_reg0_reg12_mask): Always
14349 check if register 11 must be saved. Always safe hard frame pointer
14350 when frame_pointer_needeed.
14351 (arm_compute_save_reg_mask): Save IP and PC
14352 only with apcs frames.
14353 (arm_output_epilogue): Adjust Thumb2 codepath to
14354 be also invoked and work for ARM non-apcs frames.
14355 (arm_expand_prologue): Don't bother saving IP
14356 for non-apcs frame, since it's not clobbered by
14357 prologue code. Implement non-apcs frame
14360 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14362 PR rtl-optimization/35281
14363 * expr.c (convert_move): Use a new pseudo for the intermediate
14364 from_mode->word_mode result.
14366 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14368 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14369 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14370 * toplev.c (compile_file): Don't call it.
14372 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14374 PR middle-end/35526
14375 * expr.c (store_expr): Call emit_block_move if the mode
14376 of "temp" RTX is BLKmode.
14378 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14379 Richard Guenther <rguenther@suse.de>
14381 PR tree-optimization/31358
14382 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14383 the step with a NULL_TREE.
14384 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14385 to sizetype if type is a pointer type.
14386 (add_candidate_1): Don't convert the base and step to
14387 the generic type if the orginal type is a pointer type.
14388 (add_iv_value_candidates): Use sizetype for the step
14389 if type is a pointer type.
14390 (cand_value_at): Likewise.
14391 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14393 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14394 Don't convert the tem affine to the type.
14395 (add_elt_to_tree): Use sizetype for the step if a pointer.
14396 Use POINTER_PLUS_EXPR for pointers.
14397 (aff_combination_to_tree): Use sizetype for the step if a
14400 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14402 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14403 Remove commutativity hint.
14405 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14409 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14410 errorneous type. Check that v is a VAR_DECL.
14412 PR middle-end/35099
14413 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14415 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14417 PR tree-optimization/35494
14418 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14419 may be overriden at link and run time.
14421 2008-03-10 Richard Guenther <rguenther@suse.de>
14423 PR tree-optimization/34677
14424 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14425 (poolify_tree): Likewise.
14426 (modify_expr_template): Likewise.
14427 (poolify_modify_stmt): Likewise.
14428 (insert_fake_stores): Handle all component-ref style stores
14429 in addition to INDIRECT_REF. Also handle complex types.
14430 Do not poolify the inserted load.
14431 (realify_fake_stores): Do not rebuild the tree but only
14432 make it a SSA_NAME copy.
14433 (init_pre): Remove initialzation of modify_expr_template.
14434 Do not allocate modify_expr_node_pool.
14435 (fini_pre): Do not free modify_expr_node_pool.
14437 2008-03-10 Paul Brook <paul@codesourcery.com>
14439 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14440 to avoid conflicts.
14442 2008-03-10 Paul Brook <paul@codesourcery.com>
14443 Mark Shinwell <shinwell@codesourcery.com>
14445 * config/arm/cortex-r4.md: New.
14446 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14448 * config/arm/arm.md: Include cortex-r4.md.
14449 (insn): Add smmls, sdiv and udiv values.
14450 (generic_sched): Don't use generic scheduling for Cortex-R4.
14451 (arm_issue_rate): New function.
14452 (TARGET_SCHED_ISSUE_RATE): Define.
14454 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14456 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14458 2008-03-10 Richard Guenther <rguenther@suse.de>
14460 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14461 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14463 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14465 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14466 Set default to true.
14468 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14470 * c.opt (Wsynth): Deprecate.
14471 * doc/invoke.texi (Option Summary, Warning Options): Document
14472 -Wno-format-contains-nul.
14474 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14477 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14478 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14480 2008-03-09 Ira Rosen <irar@il.ibm.com>
14482 * config/rs6000/rs6000.c (builtin_description): Rename vector
14483 left shift operations.
14484 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14485 (altivec_vsl<VI_char>): Rename to ...
14486 (ashl<mode>3): ... new name.
14487 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14489 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14491 2008-03-08 Richard Guenther <rguenther@suse.de>
14493 * coverage.h (tree_coverage_counter_addr): Declare.
14494 * coverage.c (tree_coverage_counter_addr): New function.
14495 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14496 before using again.
14497 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14498 (tree_gen_one_value_profiler): Likewise.
14499 (tree_gen_ic_profiler): Likewise.
14500 (tree_gen_average_profiler): Likewise.
14501 (tree_gen_ior_profiler): Likewise.
14503 2008-03-08 Richard Guenther <rguenther@suse.de>
14505 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14506 (vn_binary_op_insert): Likewise.
14507 (vn_unary_op_lookup): Likewise.
14508 (vn_unary_op_insert): Likewise.
14509 (vn_nary_op_lookup): Declare.
14510 (vn_nary_op_insert): Likewise.
14511 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14512 and binary hashes, use a single obstack for unary_op_pool
14513 and binary_op_pool.
14514 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14515 a single struct vn_nary_op_s. Store tree code length and
14516 a variable number of operands.
14517 (struct vn_reference_op_struct): Remove unused op2.
14518 (vn_reference_op_eq): Do not compare op2.
14519 (vn_reference_op_compute_hash): Do not compute hash of op2.
14520 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14521 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14522 with vn_nary_op_compute_hash.
14523 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14524 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
14526 (vn_unary_op_insert, vn_binary_op_insert): Replace with
14528 (visit_unary_op): Call nary functions.
14529 (visit_binary_op): Likewise.
14530 (process_scc): Adjust for struct vn_tables_s changes.
14531 (allocate_vn_table): Likewise.
14532 (free_vn_table): Likewise.
14533 * tree-vn.c (vn_add): Call nary functions.
14534 (vn_lookup): Likewise.
14536 2008-03-08 Jakub Jelinek <jakub@redhat.com>
14539 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
14540 wdst back after sync_compare_and_swapqhi_internal.
14542 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
14545 * config/i386/i386-modes.def (V1DI): New vector mode.
14546 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
14547 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14548 (MMXMODE248): Ditto.
14549 (MMXMODE): Add V1DI mode.
14550 (mmxvecsize): Change DI mode to V1DI mode.
14551 ("mov<mode>): Use MMXMODEI8 mode iterator.
14552 ("*mov<mode>_internal_rex64"): Ditto.
14553 ("*mov<mode>_internal"): Ditto.
14554 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
14555 ("mmx_sub<mode>3"): Ditto.
14556 ("mmx_adddi3"): Remove insn pattern.
14557 ("mmx_subdi3"): Ditto.
14558 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
14559 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
14560 ("mmx_ashl<mode>3"): Ditto.
14561 ("mmx_lshrdi3"): Remove insn pattern.
14562 ("mmx_ashldi3"): Ditto.
14563 * config/i386/i386.c (classify_argument): Handle V1DImode.
14564 (function_arg_advance_32): Ditto.
14565 (function_arg_32): Ditto.
14566 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
14567 mmx_addv1di3 insn pattern.
14568 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
14569 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
14570 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
14571 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
14572 Remove definitions of built-in functions.
14573 (V1DI_type_node): New node.
14574 (v1di_ftype_v1di_int): Ditto.
14575 (v1di_ftype_v1di_v1di): Ditto.
14576 (v2si_ftype_v2si_si): Ditto.
14577 (v4hi_ftype_v4hi_di): Remove node.
14578 (v2si_ftype_v2si_di): Ditto.
14579 (ix86_init_mmx_sse_builtins): Handle V1DImode.
14580 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
14581 Redefine builtins using def_builtin_const with *_ftype_*_int node.
14582 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
14583 Add new builtins using def_builtin_const.
14584 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
14585 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
14586 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
14587 * config/i386/mmintrin.h (__v1di): New typedef.
14588 (_mm_add_si64): Cast arguments to __v1di type.
14589 (_mm_sub_si64): Ditto.
14590 (_mm_sll_pi16): Cast __count to __v4hi type.
14591 (_mm_sll_pi32): Cast __count to __v2si type.
14592 (_mm_sll_si64): Cast arguments to __v1di type.
14593 (_mm_srl_pi16): Cast __count to __v4hi type.
14594 (_mm_srl_pi32): Cast __count to __v2si type.
14595 (_mm_srl_si64): Cast arguments to __v1di type.
14596 (_mm_sra_pi16): Cast __count to __v4hi type.
14597 (_mm_sra_pi32): Cast __count to __v2si type.
14598 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
14599 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
14600 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
14601 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
14602 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
14603 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
14604 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
14605 (_mm_srai_pi32): Use __builtin_ia32_psradi.
14606 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
14607 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14608 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14609 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
14611 2008-03-07 Joseph Myers <joseph@codesourcery.com>
14613 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
14615 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
14618 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
14619 reg+const addressing for Altivec modes. Don't generate reg+reg
14620 addressing for TFmode or TDmode quantities.
14622 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
14624 * c-common.c (vector_types_convertible_p): Call langhook
14625 instead of comptypes.
14627 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14630 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
14631 integral and scalar float variables which have a
14634 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
14636 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
14637 dwarf_register_span hook when emitting unwind information for
14638 register-to-memory saves.
14639 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
14640 (rs6000_frame_related): Remove call to spe_synthesize_frame.
14642 2008-03-06 Jakub Jelinek <jakub@redhat.com>
14644 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
14645 for the same VAR_DECL.
14647 2008-03-06 Tom Tromey <tromey@redhat.com>
14649 * treelang: Delete.
14650 * doc/standards.texi (Standards): Don't mention treelang.
14651 * doc/invoke.texi (Overall Options): Don't mention treelang.
14652 * doc/install.texi (Prerequisites): Don't mention bison or
14654 (Configuration): Don't mention treelang.
14655 (Building): Likewise.
14656 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
14658 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14660 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
14661 word-extractions out of a multi-word object.
14663 2008-03-06 Richard Guenther <rguenther@suse.de>
14665 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
14666 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
14667 result type and precision.
14668 * expr.c (get_inner_reference): Set unsignedp based on the result
14669 type of BIT_FIELD_REF.
14670 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
14671 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
14672 (try_instantiate_multiple_fields): Likewise. Use the correct type
14674 (sra_build_assignment): Likewise.
14675 (sra_build_elt_assignment): Likewise.
14676 (sra_explode_bitfield_assignment): Likewise.
14677 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
14678 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
14679 set BIT_FIELD_REF_UNSIGNED.
14680 (vectorizable_load): Likewise.
14682 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
14684 * cse.c (cse_extended_basic_block): Invalidate artificial defs
14687 2008-03-06 Richard Guenther <rguenther@suse.de>
14689 * alias.c (struct alias_set_entry): Move has_zero_child field
14690 to pack with alias_set.
14692 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14694 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14697 2008-03-05 Ian Lance Taylor <iant@google.com>
14699 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
14701 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
14703 * fwprop.c (update_df): Support width and offset parameters of
14705 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
14706 global_conflicts): Change DF_REF_EXTRACT to either
14707 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14708 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14709 * df-scan.c (df_ref_record, df_defs_record,
14710 df_ref_create_structure, df_def_record_1, df_uses_record,
14711 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
14712 df_bb_refs_collect, df_entry_block_defs_collect,
14713 df_exit_block_uses_collect): Support new width and offset fields.
14714 (ref_extract_pool): New storage pool.
14715 (df_free_ref): New function.
14716 (df_reg_chain_unlink, df_free_collection_rec,
14717 df_sort_and_compress_refs): Call df_free_ref.
14718 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
14720 (df_ref_create_structure): Allocate df_ref_extract if offset and
14721 width fields are used.
14722 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
14723 (df_uses_record): Get offset and width from ZERO_EXTRACT
14725 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
14726 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14727 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14728 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
14729 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14730 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14731 (df_ref_extract): New structure.
14732 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
14733 (df_ref_create): Add width and offset parameters.
14735 2008-03-05 Richard Guenther <rguenther@suse.de>
14737 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14738 Use ranges_overlap_p.
14739 (offset_overlaps_with_access): Rename
14740 to ranges_overlap_p and move ...
14741 * tree-flow-inline.h (ranges_overlap_p): ... here.
14743 * tree.h (get_inner_reference, handled_component_p): Update
14746 * tree.h (record_component_aliases, get_alias_set,
14747 alias_sets_conflict_p, alias_sets_must_conflict_p,
14748 objects_must_conflict_p): Move declarations ...
14749 * alias.h (record_component_aliases, get_alias_set,
14750 alias_sets_conflict_p, alias_sets_must_conflict_p,
14751 objects_must_conflict_p): ... here.
14752 Include coretypes.h.
14753 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
14755 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
14757 * cfg.c: Include tree-flow.h.
14758 (remove_edge_raw): Call redirect_edge_var_map_clear.
14759 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
14760 * tree-flow-inline.h (redirect_edge_var_map_def): New.
14761 (redirect_edge_var_map_result): New.
14762 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
14763 PENDING_STMT use with redirect_edge_var_map_*.
14764 * tree-ssa.c (edge_var_maps): New definition.
14765 (redirect_edge_var_map_add): New.
14766 (redirect_edge_var_map_clear): New.
14767 (redirect_edge_var_map_dup): New.
14768 (redirect_edge_var_map_vector): New.
14769 (redirect_edge_var_map_destroy): New.
14770 (ssa_redirect_edge): Replace PENDING_STMT use with
14771 redirect_edge_var_map_*.
14772 (flush_pending_stmts): Same.
14773 (delete_tree_ssa): Destroy edge var map.
14774 * tree-flow.h (struct _edge_var_map): New.
14775 Define edge_var_map vector type.
14776 Declare redirect_edge_var_map_* prototypes.
14777 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
14778 * tree-cfg.c (reinstall_phi_args): Replace
14779 PENDING_STMT use with redirect_edge_var_map_*.
14781 2008-03-05 Richard Guenther <rguenther@suse.de>
14783 PR tree-optimization/35472
14784 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
14785 whose single use_stmt has a overlapping set of loaded and
14786 stored symbols as that use_stmt might be a noop assignment then.
14788 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14790 * gthr-rtems.h: Implement __gthread_mutex_destroy.
14792 2008-03-05 Richard Guenther <rguenther@suse.de>
14795 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
14796 should be constants.
14797 * tree-cfg.c (verify_expr): Verify it.
14798 * fold-const.c (fold_truthop): Remove code generating
14799 BIT_FIELD_REFs of structure bases.
14800 (fold_binary): Likewise.
14801 (fold_ternary): Position and size of BIT_FIELD_REFs are
14802 always host integers.
14803 (make_bit_field_ref): Remove.
14804 (optimize_bit_field_compare): Remove.
14805 (all_ones_mask_p): Remove.
14807 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
14810 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
14811 (split_block_and_df_analyze): New. Split basic block and rebuild
14813 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
14815 (split_pattern_seq): Likewise.
14816 (erase_matching_seqs): Likewise.
14817 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
14819 2008-03-04 Geoff Keating <geoffk@apple.com>
14821 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
14822 declaration and code.
14823 (tree_invalid_nonnegative_warnv_p): Likewise.
14825 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
14827 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
14828 examples. Truncate option-names then causing overfull hbox.
14830 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14833 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
14835 * configure: Rebuilt.
14837 2008-03-04 Rafael Espindola <espindola@google.com>
14839 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
14840 (tree_unary_nonnegative_warnv_p): New.
14841 (tree_binary_nonnegative_warnv_p): New.
14842 (tree_single_nonnegative_warnv_p): New.
14843 (tree_invalid_nonnegative_warnv_p): New.
14844 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
14846 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14849 * opts.c (handle_option): Postpone 'unknown option' errors only for
14852 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
14855 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
14858 2008-03-04 Rafael Espindola <espindola@google.com>
14860 * fold-const.c (tree_unary_nonzero_warnv_p): New.
14861 (tree_binary_nonzero_warnv_p): New.
14862 (tree_single_nonzero_warnv_p): New.
14863 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
14865 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
14867 PR middle-end/35456
14868 * fold-const.c (fold_cond_expr_with_comparison): Prevent
14869 transformations for modes that have signed zeros.
14870 * ifcvt.c (noce_try_abs): Ditto.
14872 2008-03-04 Joseph Myers <joseph@codesourcery.com>
14874 * config/i386/i386.c (override_options): Force
14875 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
14877 2008-03-04 Jan Hubicka <jh@suse.cz>
14880 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
14883 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14885 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
14886 label to probe the stack.
14888 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14890 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
14891 (__gthr_win32_mutex_destroy): Declare.
14892 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
14893 __gthr_win32_mutex_destroy.
14894 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
14896 2008-03-03 Jan Hubicka <jh@suse.cz>
14899 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
14900 aggressive on inlining cold calls.
14902 2008-03-03 Richard Guenther <rguenther@suse.de>
14904 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
14905 struct copies into the expression table.
14906 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
14907 (try_to_simplify): Likewise.
14908 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
14909 integral and pointer arguments which do not change the
14910 precision to NOP_EXPRs.
14911 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
14912 VIEW_CONVERT_EXPR case.
14914 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
14916 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
14917 defined in a loop at depth 0 is invariant.
14918 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14919 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
14920 be called at loop depth 0.
14922 2008-03-02 Jakub Jelinek <jakub@redhat.com>
14925 * gcc.c (process_command): Update copyright notice dates.
14926 * gcov.c (print_version): Likewise.
14927 * gcov-dump.c (print_version): Likewise.
14928 * mips-tfile.c (main): Likewise.
14929 * mips-tdump.c (main): Likewise.
14931 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14934 * c-common.c (flag_permissive): Delete.
14935 (constant_expression_warnings): Check flags first.
14936 (constant_expression_error): New.
14937 * c-common.h (flag_permissive): Delete.
14938 (constant_expression_error): Declare.
14939 * flags.h (flag_permissive): Declare. Update description.
14940 * diagnostic.c (pedwarn): Update.
14942 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
14943 (permissive_error_kind): New.
14944 * toplev.c (flag_permissive): Define. Update description.
14945 * toplev.h (permissive_error_kind): Declare.
14946 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
14947 (pedwarn_c90): Use pedantic_warning_kind.
14948 * c-opts.c (c_common_post_options): flag_permissive does not affect
14949 flag_pedantic_errors.
14951 2008-03-02 Joseph Myers <joseph@codesourcery.com>
14953 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
14954 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
14955 __absvsi2, __absvDI2): Use unsigned arithmetic.
14957 2008-03-02 Andi Kleen <ak@suse.de>
14958 Richard Guenther <rguenther@suse.de>
14960 * struct-equiv.c: Remove file.
14961 * cfg_cleanup.c (condjump_equiv_p): Remove.
14962 * Makefile.in (OBJS-common): Remove struct-equiv.o.
14963 (struct-equiv.o): Remove rule.
14964 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
14965 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
14966 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
14968 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14970 * ifcvt.c (noce_process_if_block): Try to handle only the then
14971 block if the else block exists but isn't suitable.
14973 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14976 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
14977 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
14978 regression from previous patch.
14980 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14983 * gthr.h: Add __gthread_mutex_destroy as a function that must be
14985 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
14986 * gthr-single.h (__gthread_mutex_destroy): Likewise.
14987 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
14988 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
14989 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
14990 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
14991 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
14992 (__gthread_mutex_destroy_function): Rename to
14993 __gthread_mutex_destroy.
14994 * gthr-dce.h (__gthread_mutex_destroy): Call
14995 pthread_mutex_destroy.
14996 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
14997 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
14998 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15000 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15002 * df-scan.c (df_ref_chain_change_bb): Simplify.
15003 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15004 set_block_for_insn if there's any change.
15005 * df.h ((df_insn_change_bb): Fix prototype.
15006 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15007 df_insn_change_bb, don't call set_block_for_insn.
15008 * emit-rtl.c (reorder_insns): Likewise.
15009 * haifa-sched.c (move_insn): Likewise.
15011 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15013 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15015 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15017 * tree-flow-inline.h (next_readonly_imm_use): Return
15018 NULL_USE_OPERAND_P after the end.
15020 2008-03-01 Richard Guenther <rguenther@suse.de>
15022 PR tree-optimization/35411
15023 * tree-sra.c (sra_build_assignment): Split conversion to
15024 final type to a separate statement if we are not assigning
15027 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15029 * fold-const.c (fold_convertible_p): Correct the logic to follow
15030 that in fold_convert().
15032 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15035 * tree-inline.c (build_duplicate_type): When we make a
15036 duplicate type, make it unique in the canonical types system.
15038 2008-02-29 Tom Tromey <tromey@redhat.com>
15040 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15041 input_file_stack_history, input_file_stack_restored): Remove.
15042 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15043 * input.h (struct file_stack): Remove.
15044 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15045 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15047 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15049 (diagnostic_last_module_changed): Add 'map' argument.
15050 (diagnostic_set_last_function): Likewise.
15051 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15052 line map, not input_file_stack.
15053 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15055 2008-02-29 Paul Brook <paul@codesourcery.com>
15057 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15059 2008-02-29 Paul Brook <paul@codesourcery.com>
15061 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15063 2008-02-29 Richard Guenther <rguenther@suse.de>
15065 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15067 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15068 value for comparing for a store match.
15069 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15070 (try_to_simplify): Do not do a full-blown reference lookup.
15072 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15074 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15075 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15077 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15079 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15081 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15082 strides against cache sizes.
15084 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15086 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15089 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15091 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15092 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15093 is smaller than the original promoted value.
15094 (simplify_subreg): If OP is a SUBREG, try to preserve its
15095 SUBREG_PROMOTED_VAR_P information.
15097 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15099 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15100 (VN_INFO_GET): Allocate new objects on the obstack.
15101 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15102 for rpo_numbers_temp, for consistency.
15103 (free_scc_vn): Free the obstack.
15105 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15107 * doc/invoke.texi: Document -ftree-loop-distribution.
15108 * tree-loop-distribution.c: New.
15109 * tree-pass.h (pass_loop_distribution): New.
15110 * graphds.h (struct graph): Add htab_t indices.
15111 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15112 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15113 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15114 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15115 * tree-data-ref.c (debug_data_dependence_relations): New.
15116 (dump_data_dependence_relation): Also print data references.
15117 (free_data_ref): Extern.
15118 (same_access_functions): Moved...
15119 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15120 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15121 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15122 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15123 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15124 (stmts_from_loop): Skip LABEL_EXPR.
15125 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15127 (build_rdg): Initialize rdg->indices htab.
15128 (free_rdg, stores_from_loop, ref_base_address,
15129 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15130 have_similar_memory_accesses_1, ref_base_address_1,
15131 remove_similar_memory_refs): New.
15132 * tree-data-ref.h: Depend on tree-chrec.h.
15133 (debug_data_dependence_relations, free_data_ref): Declared.
15134 (same_access_functions): ... here.
15135 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15137 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15138 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15139 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15140 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15141 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15142 rdg_vertex_for_stmt): Declared.
15143 (struct rdg_edge): Add level.
15145 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15146 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15148 (rdg_has_similar_memory_accesses): New.
15149 * tree-vect-analyze.c: Remove unused static decls.
15150 * lambda.h (dependence_level): New.
15151 * common.opt (ftree-loop-distribution): New.
15152 * tree-flow.h (mark_virtual_ops_in_bb,
15153 slpeel_tree_duplicate_loop_to_edge_cfg,
15154 rename_variables_in_loop): Declared.
15155 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15156 (OBJS-common): Add tree-loop-distribution.o.
15157 (tree-loop-distribution.o): New rule.
15158 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15159 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15160 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15162 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15165 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15166 other than structures and unions.
15168 2008-02-28 Richard Guenther <rguenther@suse.de>
15171 2008-02-26 Richard Guenther <rguenther@suse.de>
15173 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15174 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15175 (lookup_decl_from_uid): Declare.
15176 (remove_decl_from_map): Likewise.
15177 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15178 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15179 (decl_for_uid_map): New global hashtable mapping DECL_UID
15181 (init_ttree): Allocate it.
15182 (insert_decl_to_uid_decl_map): New helper function.
15183 (make_node_stat): Insert new decls into the map.
15184 (copy_node_stat): Likewise.
15185 (lookup_decl_from_uid): New function.
15186 (remove_decl_from_map): Likewise.
15187 (print_decl_for_uid_map_statistics): New helper.
15188 (dump_tree_statistics): Call it.
15190 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15191 (referenced_var_iterator): Adjust.
15192 (FOR_EACH_REFERENCED_VAR): Adjust.
15193 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15194 (num_referenced_vars): Adjust.
15195 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15196 (first_referenced_var): Remove.
15197 (end_referenced_vars_p): Likewise.
15198 (next_referenced_var): Likewise.
15199 (referenced_var_iterator_set): New helper function.
15200 * tree-dfa.c (referenced_var_lookup): Adjust.
15201 (referenced_var_check_and_insert): Likewise.
15202 (remove_referenced_var): Likewise.
15203 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15204 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15205 (verify_call_clobbering): Likewise.
15206 (verify_memory_partitions): Likewise.
15207 (init_tree_ssa): Allocate bitmap instead of hashtable for
15209 (delete_tree_ssa): Adjust.
15210 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15211 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15212 (compute_tag_properties): Likewise.
15213 (set_initial_properties): Likewise.
15214 (find_partition_for): Likewise.
15215 (update_reference_counts): Likewise.
15216 (dump_may_aliases_for): Likewise.
15217 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15218 (add_call_clobber_ops): Likewise.
15219 (add_call_read_ops): Likewise.
15220 (get_asm_expr_operands): Likewise.
15221 * tree-into-ssa.c (dump_decl_set): Likewise.
15222 (update_ssa): Likewise.
15223 * tree-sra.c (scan_function): Likewise.
15224 (decide_instantiations): Likewise.
15225 (scalarize_parms): Likewise.
15226 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15227 (dsa_named_for): Likewise.
15228 * tree-ssa-structalias.c (update_alias_info): Likewise.
15229 (merge_smts_into): Likewise.
15231 2008-02-27 David Daney <ddaney@avtrex.com>
15234 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15235 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15236 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15237 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15238 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15240 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15243 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15244 (BUILT_IN_NEXTTOWARD): Remove.
15245 (BUILT_IN_NEXTTOWARDF): Ditto.
15246 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15247 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15249 2008-02-27 Tom Tromey <tromey@redhat.com>
15251 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15252 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15254 2008-02-27 Jan Beulich <jbeulich@novell.com>
15256 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15257 update the respective field on newdecl.
15259 2008-02-27 Revital Eres <eres@il.ibm.com>
15261 PR rtl-optimization/34999
15262 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15263 crossing edges that ends with a call insn.
15264 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15265 call insn and clear the EDGE_CROSSING flag of the crossing edge
15266 when fixing fallthru edges.
15268 2008-02-27 Richard Guenther <rguenther@suse.de>
15270 PR middle-end/35390
15271 * fold-const.c (fold_unary): Return the correct argument,
15272 converted to the result type.
15274 2008-02-27 Richard Guenther <rguenther@suse.de>
15276 PR middle-end/34971
15277 * expr.c (expand_expr_real_1): Assert on rotates that operate
15279 * fold-const.c (fold_binary): Use the types precision, not the
15280 bitsize of the mode if folding rotate expressions. Build rotates
15281 only for full modes.
15283 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15285 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15286 and CPP_PRAGMA_EOL.
15287 * c-pragma.c (pragma_ns_name): New typedef.
15288 (registered_pp_pragmas): New variable.
15289 (c_pp_lookup_pragma): New function.
15290 (c_register_pragma_1): If flag_preprocess_only, do nothing
15291 for non-expanded pragmas, for expanded ones push pragma's
15292 namespace and name into registered_pp_pragmas vector.
15293 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15294 flag_preprocess_only, don't register GCC pch_preprocess
15295 pragma if flag_preprocess_only.
15296 * c-opts.c (c_common_init): Call init_pragma even if
15297 flag_preprocess_only.
15298 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15299 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15300 cpp_register_pragma if flag_preprocess_only.
15302 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15305 * c-parser.c (c_parser_translation_unit): Warn for empty
15306 translation unit, not empty source file.
15308 2008-02-26 Paul Brook <paul@codesourcery.com>
15310 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15311 operand for Thumb-2.
15312 * config/arm/arm.h (reg_class): Add CORE_REGS.
15313 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15314 (BASE_REG_CLASS): Use CORE_REGS.
15315 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15316 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15317 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15318 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15319 ARM_REGNO_OK_FOR_INDEX_P.
15320 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15321 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15322 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15323 (ldm/stm peepholes): Ditto.
15324 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15325 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15326 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15327 * config/arm/constraints.md: Enable "k" constraint on ARM.
15329 2008-02-27 Ben Elliston <bje@au.ibm.com>
15331 * config/rs6000/rs6000.c: Annotate cache line size field in all
15332 instances of struct processor_costs.
15334 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15336 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15337 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15338 jump_bypass): New counters.
15339 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15340 * dce.c (gate_ud_dce): Same.
15341 (gate_fast_dce): Same.
15342 * dse.c (gate_dse1): New function.
15343 (gate_dse2): New function.
15344 (gate_dse): Merge results of new gate functions.
15345 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15346 (gate_handle_jump_bypass): Add dbg_cnt.
15347 (gate_handle_gcse): Add dbg_cnt.
15348 * ifcvt.c (gate_handle_if_conversion): Same.
15349 (gate_handle_if_after_combine): Same.
15350 (gate_handle_if_after_reload): Same.
15351 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15353 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15355 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15357 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15359 2008-02-26 Jason Merrill <jason@redhat.com>
15362 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15363 alone if it's the naming decl for the type's main variant.
15365 2008-02-26 Tom Tromey <tromey@redhat.com>
15367 * system.h (USE_MAPPED_LOCATION): Poison.
15368 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15369 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15370 (make_goto_expr_edges): Likewise.
15371 (remove_bb): Likewise.
15372 (execute_warn_function_return): Likewise.
15373 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15375 * c-common.c (fname_decl): Remove old location code.
15376 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15378 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15380 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15381 (gen_rtx_ASM_INPUT): Likewise.
15382 (gen_rtx_ASM_INPUT_loc): Likewise.
15383 (get_rtx_asm_OPERANDS): Remove.
15384 * cfglayout.c (insn_locators_alloc): Remove old location code.
15385 (set_curr_insn_source_location): Likewise.
15386 (curr_insn_locator): Likewise.
15387 * print-tree.c (print_node): Remove old location code.
15388 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15389 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15390 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15391 location_from_locus.
15392 (construct_exit_block): Remove old location code.
15393 * emit-rtl.c (force_next_line_note): Remove old location code.
15394 * profile.c (branch_prob): Remove old location code.
15395 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15396 LOC_LINE): Remove old-location variants.
15397 * langhooks.c (lhd_print_error_function): Remove old location
15399 * configure, config.in: Rebuilt.
15400 * configure.ac (--enable-mapped-location): Remove.
15401 * c-decl.c (c_init_decl_processing): Remove old location code.
15402 (finish_function): Likewise.
15403 * recog.c (decode_asm_operands): Remove old location code.
15404 * c-pch.c (c_common_read_pch): Remove old location code.
15405 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15407 * gimple-low.c (lower_function_body): Remove old location code.
15408 * toplev.c (unknown_location): Remove.
15409 (push_srcloc): Remove old-location variant.
15410 (process_options): Remove old location code.
15411 (lang_dependent_init): Likewise.
15412 * input.h (UNKNOWN_LOCATION): Move definition.
15413 (location_t): Undeprecate.
15414 (source_locus): Remove.
15415 (location_from_locus): Remove.
15416 (struct location_s): Remove.
15417 Remove all old-location code.
15418 (input_line, input_filename): Remove.
15419 * final.c (final_scan_insn): Remove old location code.
15420 * diagnostic.c (diagnostic_build_prefix): Remove
15421 USE_MAPPED_LOCATION test.
15422 * tree.h (gimple_stmt) <locus>: Now a location_t.
15423 (tree_exp) <locus>: Likewise.
15424 (DECL_IS_BUILTIN): Remove old-location variant.
15425 (annotate_with_file_line, annotate_with_locus): Likewise.
15426 (expr_locus, set_expr_locus): Update.
15427 * tree.c (build1_stat): Remove old location code.
15428 (last_annotated_node): Remove.
15429 (annotate_with_file_line): Remove old-location variant.
15430 (annotate_with_locus): Likewise.
15431 (expr_location): Remove old location code.
15432 (set_expr_location): Likewise.
15433 (expr_has_location): Likewise.
15434 (expr_locus): Likewise.
15435 (set_expr_locus): Likewise.
15436 (expr_filename): Don't use location_from_locus.
15437 (expr_lineno): Likewise.
15438 * rtl-error.c (location_for_asm): Remove old location code.
15439 * c-lex.c (cb_line_change): Remove old location code.
15440 (fe_file_change): Likewise.
15441 (cb_def_pragma): Likewise.
15442 (c_lex_with_flags): Likewise.
15443 * gengtype.c (do_typedef): Don't special-case location types.
15444 (define_location_structures): Remove.
15445 (main): Don't call define_location_structures.
15446 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15449 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15452 * builtins.def (BUILT_IN_STDARG_START): Remove.
15453 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15454 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15455 * tree-inline.c (inline_forbidden_p_1): Likewise.
15457 2008-02-26 Richard Guenther <rguenther@suse.de>
15459 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15460 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15461 (lookup_decl_from_uid): Declare.
15462 (remove_decl_from_map): Likewise.
15463 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15464 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15465 (decl_for_uid_map): New global hashtable mapping DECL_UID
15467 (init_ttree): Allocate it.
15468 (insert_decl_to_uid_decl_map): New helper function.
15469 (make_node_stat): Insert new decls into the map.
15470 (copy_node_stat): Likewise.
15471 (lookup_decl_from_uid): New function.
15472 (remove_decl_from_map): Likewise.
15473 (print_decl_for_uid_map_statistics): New helper.
15474 (dump_tree_statistics): Call it.
15476 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15477 (referenced_var_iterator): Adjust.
15478 (FOR_EACH_REFERENCED_VAR): Adjust.
15479 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15480 (num_referenced_vars): Adjust.
15481 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15482 (first_referenced_var): Remove.
15483 (end_referenced_vars_p): Likewise.
15484 (next_referenced_var): Likewise.
15485 (referenced_var_iterator_set): New helper function.
15486 * tree-dfa.c (referenced_var_lookup): Adjust.
15487 (referenced_var_check_and_insert): Likewise.
15488 (remove_referenced_var): Likewise.
15489 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15490 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15491 (verify_call_clobbering): Likewise.
15492 (verify_memory_partitions): Likewise.
15493 (init_tree_ssa): Allocate bitmap instead of hashtable for
15495 (delete_tree_ssa): Adjust.
15496 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15497 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15498 (compute_tag_properties): Likewise.
15499 (set_initial_properties): Likewise.
15500 (find_partition_for): Likewise.
15501 (update_reference_counts): Likewise.
15502 (dump_may_aliases_for): Likewise.
15503 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15504 (add_call_clobber_ops): Likewise.
15505 (add_call_read_ops): Likewise.
15506 (get_asm_expr_operands): Likewise.
15507 * tree-into-ssa.c (dump_decl_set): Likewise.
15508 (update_ssa): Likewise.
15509 * tree-sra.c (scan_function): Likewise.
15510 (decide_instantiations): Likewise.
15511 (scalarize_parms): Likewise.
15512 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15513 (dsa_named_for): Likewise.
15514 * tree-ssa-structalias.c (update_alias_info): Likewise.
15515 (merge_smts_into): Likewise.
15517 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15520 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15521 * c-opts.c (c_common_handle_option): Wall enables
15522 Wvolatile-register-var.
15523 * common.opt: Move Wvolatile-register-var to...
15526 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15528 * common.opt (Wlarger-than=): New.
15529 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
15531 * opts.c (common_handle_option): Handle -Wlarger-than=.
15532 * optc-gen.awk: Likewise.
15533 * opth-gen.awk: Likewise.
15534 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
15535 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15537 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15539 * c-common.c (match_case_to_enum_1): Add appropriate
15540 OPT_W* parameter to warning.
15541 (c_do_switch_warnings): Likewise.
15542 * c-typeck.c (warning_init): Add one more parameter following
15543 'warning' function.
15544 (push_init_level): Update call to warning_init.
15545 (pop_init_level): Likewise.
15546 (add_pending_init): Likewise.
15547 (output_init_element: Likewise.
15549 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15552 * toplev.c (toplev_main): If there are warnings or error, print
15553 errors for ignored options.
15554 * opts.c (ignored_options): New static variable.
15555 (postpone_unknown_option_error): New.
15556 (print_ignored_options): New.
15557 (handle_option): Postpone errors for unknown -Wno-* options.
15558 * opts.h (print_ignored_options): Declare.
15560 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15562 * config/mips/mips.md (loadgp_blockage, blockage): Change type
15565 2008-02-25 Richard Guenther <rguenther@suse.de>
15568 2008-02-25 Richard Guenther <rguenther@suse.de>
15570 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15571 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15572 (lookup_decl_from_uid): Declare.
15573 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15574 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15575 (decl_for_uid_map): New global hashtable mapping DECL_UID
15577 (init_ttree): Allocate it.
15578 (insert_decl_to_uid_decl_map): New helper function.
15579 (make_node_stat): Insert new decls into the map.
15580 (copy_node_stat): Likewise.
15581 (lookup_decl_from_uid): New function.
15582 (print_decl_for_uid_map_statistics): New helper.
15583 (dump_tree_statistics): Call it.
15585 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15586 (referenced_var_iterator): Adjust.
15587 (FOR_EACH_REFERENCED_VAR): Adjust.
15588 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15589 (num_referenced_vars): Adjust.
15590 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15591 (first_referenced_var): Remove.
15592 (end_referenced_vars_p): Likewise.
15593 (next_referenced_var): Likewise.
15594 (referenced_var_iterator_set): New helper function.
15595 * tree-dfa.c (referenced_var_lookup): Adjust.
15596 (referenced_var_check_and_insert): Likewise.
15597 (remove_referenced_var): Likewise.
15598 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15599 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15600 (verify_call_clobbering): Likewise.
15601 (verify_memory_partitions): Likewise.
15602 (init_tree_ssa): Allocate bitmap instead of hashtable for
15604 (delete_tree_ssa): Adjust.
15605 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15606 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15607 (compute_tag_properties): Likewise.
15608 (set_initial_properties): Likewise.
15609 (find_partition_for): Likewise.
15610 (update_reference_counts): Likewise.
15611 (dump_may_aliases_for): Likewise.
15612 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15613 (add_call_clobber_ops): Likewise.
15614 (add_call_read_ops): Likewise.
15615 (get_asm_expr_operands): Likewise.
15616 * tree-into-ssa.c (dump_decl_set): Likewise.
15617 (update_ssa): Likewise.
15618 * tree-sra.c (scan_function): Likewise.
15619 (decide_instantiations): Likewise.
15620 (scalarize_parms): Likewise.
15621 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15622 (dsa_named_for): Likewise.
15623 * tree-ssa-structalias.c (update_alias_info): Likewise.
15624 (merge_smts_into): Likewise.
15626 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15629 * doc/invoke.texi (-fcx-limited-range): Document new option.
15630 * toplev.c (process_options): Handle -fcx-fortran-rules.
15631 * common.opt: Add documentation for -fcx-fortran-rules.
15633 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15636 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
15637 actual behaviour and C99.
15639 2008-02-26 Ben Elliston <bje@au.ibm.com>
15641 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
15642 (ASM_CPU_POWER6_SPEC): Likewise.
15643 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
15644 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
15645 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
15647 2008-02-25 Richard Guenther <rguenther@suse.de>
15649 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15650 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15651 (lookup_decl_from_uid): Declare.
15652 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15653 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15654 (decl_for_uid_map): New global hashtable mapping DECL_UID
15656 (init_ttree): Allocate it.
15657 (insert_decl_to_uid_decl_map): New helper function.
15658 (make_node_stat): Insert new decls into the map.
15659 (copy_node_stat): Likewise.
15660 (lookup_decl_from_uid): New function.
15661 (print_decl_for_uid_map_statistics): New helper.
15662 (dump_tree_statistics): Call it.
15664 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15665 (referenced_var_iterator): Adjust.
15666 (FOR_EACH_REFERENCED_VAR): Adjust.
15667 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15668 (num_referenced_vars): Adjust.
15669 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15670 (first_referenced_var): Remove.
15671 (end_referenced_vars_p): Likewise.
15672 (next_referenced_var): Likewise.
15673 (referenced_var_iterator_set): New helper function.
15674 * tree-dfa.c (referenced_var_lookup): Adjust.
15675 (referenced_var_check_and_insert): Likewise.
15676 (remove_referenced_var): Likewise.
15677 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15678 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15679 (verify_call_clobbering): Likewise.
15680 (verify_memory_partitions): Likewise.
15681 (init_tree_ssa): Allocate bitmap instead of hashtable for
15683 (delete_tree_ssa): Adjust.
15684 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15685 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15686 (compute_tag_properties): Likewise.
15687 (set_initial_properties): Likewise.
15688 (find_partition_for): Likewise.
15689 (update_reference_counts): Likewise.
15690 (dump_may_aliases_for): Likewise.
15691 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15692 (add_call_clobber_ops): Likewise.
15693 (add_call_read_ops): Likewise.
15694 (get_asm_expr_operands): Likewise.
15695 * tree-into-ssa.c (dump_decl_set): Likewise.
15696 (update_ssa): Likewise.
15697 * tree-sra.c (scan_function): Likewise.
15698 (decide_instantiations): Likewise.
15699 (scalarize_parms): Likewise.
15700 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15701 (dsa_named_for): Likewise.
15702 * tree-ssa-structalias.c (update_alias_info): Likewise.
15703 (merge_smts_into): Likewise.
15705 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
15708 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
15709 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
15710 * alias.h (nonoverlapping_memrefs_p): Likewise.
15712 2008-02-25 Jan Beulich <jbeulich@novell.com>
15714 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
15715 * config/i386/netware-libgcc.exp: Add __bswap?i2,
15716 __emultls_get_address, __emultls_register_common,
15717 __floatundi?f, and _Unwind_GetIPInfo.
15718 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
15719 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
15720 (gen_regparm_prefix): Likewise.
15721 (i386_nlm_encode_section_info): Sync with
15722 config/i386/winnt.c:i386_pe_encode_section_info().
15723 (i386_nlm_maybe_mangle_decl_assembler_name): New.
15724 i386_nlm_mangle_decl_assembler_name): New.
15725 (netware_override_options): New.
15726 * config/i386/netware.h (netware_override_options): Declare.
15727 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
15728 (i386_nlm_mangle_decl_assembler_name): Declare.
15729 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
15731 2008-02-25 Ben Elliston <bje@au.ibm.com>
15734 * c-decl.c (grokdeclarator): Remove unused local variables
15735 `typedef_type' and `type_as_written'.
15737 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
15738 unused local variable `has_hot_blocks'.
15739 (fix_crossing_conditional_branches): Remove unused local variable
15742 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
15744 PR middle-end/19984
15745 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
15746 using DEF_C99_BUILTIN.
15747 (BUILT_IN_NANF): Ditto.
15748 (BUILT_IN_NANL): Ditto.
15750 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
15751 Revital Eres <eres@il.ibm.com>
15753 * modulo-sched.c (calculate_must_precede_follow): Address TODO
15754 regarding the order of two dependent insns in the same row.
15756 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
15758 * stor-layout.c (layout_decl): Do not bump the alignment of a
15759 bit-field to more than byte alignment if it is packed.
15761 2008-02-24 David Edelsohn <edelsohn@gnu.org>
15763 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
15766 2008-02-24 Diego Novillo <dnovillo@google.com>
15768 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
15771 * tree-vrp.c (vrp_evaluate_conditional): With
15772 -Wtype-limits, emit a warning when comparing against a
15773 constant outside the natural range of OP0's type.
15774 * c.opt (Wtype-limits): Move ...
15775 * common.opt (Wtype-limits): ... here.
15777 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
15779 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
15780 * config/rs6000/e300c2c3.md: New file.
15781 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15783 (rs6000_override_options): Add e300c2 and e300c3 cases to
15784 processor_target_table. Do not allow usage of Altivec or Spe
15785 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
15786 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
15787 * config/rs6000/rs6000.h (processor_type): Add
15788 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
15789 (ASM_CPU_SPEC): Add e300c2 and e300c3.
15790 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
15791 and ppce300c3. Include e300c2c3.md.
15793 2008-02-23 David Edelsohn <edelsohn@gnu.org>
15795 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
15796 instead of TARGET_STRICT_ALIGN.
15798 2008-02-23 Joseph Myers <joseph@codesourcery.com>
15800 * explow.c (memory_address): Assert that the generated address is
15803 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15806 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
15807 * config/darwin-ppc-ldouble-patch.def: New file.
15808 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
15809 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
15810 SUBTARGET_INIT_BUILTINS if defined.
15811 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
15814 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15817 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
15818 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
15820 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15823 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
15824 file" warning condtional on -Winvalid-PCH.
15826 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15828 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
15830 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
15834 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
15835 prevent reload from using MMX registers.
15836 (*mov<mode>_internal): Ditto.
15837 (*movv2sf_internal_rex64): Ditto.
15838 (*movv2sf_internal): Ditto.
15840 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15842 PR documentation/31569
15843 * doc/install.texi2html: Use makeinfo --no-number-sections.
15845 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15847 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
15848 ensure that we can address an entire entity > 8 bytes. Don't
15849 generate reg+reg addressing for such data.
15851 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15853 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
15854 strings when optimizing for size, unless the target cares about
15857 2008-02-22 Tom Tromey <tromey@redhat.com>
15859 * regclass.c (current_pass): Remove declaration.
15861 2008-02-22 Anatoly Sokolov <aesok@post.ru>
15863 * config/avr/libgcc.S (__RAMPZ__): Define.
15864 (__do_copy_data): Add for devices with 128KB code memory.
15866 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15868 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15870 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
15872 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
15874 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
15877 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15880 * c-typeck.c (build_binary_op): Warn about floating point
15881 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
15883 2008-02-21 Janis Johnson <janis187@us.ibm.com>
15886 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
15887 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
15889 (rs6000_override_options): Set altivec_abi as default, not override,
15890 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
15891 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
15892 is used; use new member spe_abi.
15893 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
15894 spe_abi and altivec_abi.
15896 2008-02-22 Tomas Bily <tbily@suse.cz>
15898 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
15900 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15903 * config.build (build_file_translate): Set to `CMD //c' only if
15905 * Makefile.in (build_file_translate): Improve comment.
15907 2008-02-21 Jan Hubicka <jh@suse.cz>
15909 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
15910 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
15911 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
15913 2008-02-21 Michael Matz <matz@suse.de>
15916 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
15918 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
15920 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
15921 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
15922 as insn constraint.
15923 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
15924 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
15925 SSE_VEC_FLOAT_MODE_P as insn constraint.
15926 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
15927 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
15928 sse4a_movntdf using MODEF mode iterator.
15929 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
15930 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
15931 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
15932 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
15933 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
15934 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
15935 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
15937 2008-02-21 Richard Guenther <rguenther@suse.de>
15939 * tree.def (PAREN_EXPR): New tree code.
15940 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
15942 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
15943 * expr.c (expand_expr_real_1): Likewise.
15944 * tree-inline.c (estimate_num_insns_1): Likewise.
15945 * tree-complex.c (expand_complex_move): Likewise.
15946 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
15949 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15952 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
15954 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15957 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
15959 * config/sh/sh.c (find_barrier): Don't go past
15960 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
15962 2008-02-20 DJ Delorie <dj@redhat.com>
15964 * config/h8300/h8300.md (insv): Force source operand to be a register.
15966 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
15967 as a jump, not as a plain insn.
15969 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
15971 * doc/invoke.texi (Warning Options): Add new option
15972 -Wframe-larger-than=.
15973 (-Wframe-larger-than): Document.
15975 * flags.h (warn_frame_larger_than, frame_larger_than_size):
15976 Add declarations for new option variables.
15978 * final.c (final_start_function): Check the frame size
15979 before emission and issue a Wframe-larger-than warning.
15981 * opts.c (warn_frame_larger_than, frame_larger_than_size):
15982 Add definitions for new option variables.
15983 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
15985 * common.opt (Wframe-larger-than=): New option.
15987 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15989 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
15990 (<sse>_div<mode>3): Ditto.
15991 (<sse>_vmdiv<mode>3): Ditto.
15992 (<sse>_vmsqrt<mode>2): Ditto.
15993 (*smax<mode>3): Ditto.
15994 (sse5_frcz<mode>2): Ditto.
15995 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
15996 as insn constraint.
15998 2008-02-20 Richard Guenther <rguenther@suse.de>
16000 PR middle-end/35265
16001 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16002 be happy with INTEGRAL_TYPE_P.
16004 2008-02-20 Richard Guenther <rguenther@suse.de>
16006 * fold-const.c (split_tree): Associate floatig-point expressions
16007 if flag_associative_math is set.
16009 2008-02-20 Richard Guenther <rguenther@suse.de>
16011 * tree.h (fold_real_zero_addition_p): Declare.
16012 * fold-const.c (fold_real_zero_addition_p): Export.
16013 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16014 floating-point operations with zero and one.
16016 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16018 * doc/install.texi: Correct references to CFLAGS, replacing them
16019 with BOOT_CFLAGS. Document flags used during bootstrap for
16022 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16024 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16025 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16026 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16028 (smin<mode>3): Ditto from similar patterns.
16029 (smax<mode>3): Ditto.
16030 (*ieee_smin<mode>3): Ditto.
16031 (*ieee_smax<mode>3): Ditto.
16032 * config/i386/sse.md (sse): New mode attribute.
16033 (mov<mode>): Macroize expander from movv4sf and movv2df using
16034 SSEMODEF2P mode iterator.
16035 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16036 SSE_VEC_FLOAT_MODE_P as insn constraint.
16037 (storent<mode>): Ditto.
16038 (storent<mode>): Macroize expander from storentsf and storentdf using
16039 MODEF mode iterator.
16040 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16041 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16042 (abs<mode>2): Ditto from similar patterns.
16043 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16044 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16045 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16046 (<sse>_vmsqrt<mode>2): Ditto.
16047 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16048 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16049 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16050 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16051 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16052 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16053 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16055 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16056 iterator and SSE_FLOAT_MODE_P as insn constraint.
16057 (<sse>_ucomi): Ditto from similar patterns.
16058 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16059 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16060 SSE_VEC_FLOAT_MODE_P as insn constraint.
16061 (vcond<mode>): Ditto from similar patterns.
16062 (and<mode>3, *and<mode>3): Ditto.
16063 (<sse>_nand<mode>3): Ditto.
16064 (ior<mode>3, *ior<mode>3): Ditto.
16065 (xor<mode>3, *xor<mode>3): Ditto.
16066 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16067 iterator and SSE_FLOAT_MODE_P as insn constraint.
16068 (*nand<mode>3): Ditto from similar patterns.
16069 (*ior<mode>3): Ditto.
16070 (*xor<mode>3): Ditto.
16072 2008-02-20 Ira Rosen <irar@il.ibm.com>
16074 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16075 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16076 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16078 2008-02-19 Jan Hubicka <jh@suse.cz>
16080 * predict.c (tree_bb_level_predictions): Remove variable next
16081 mistakely introduced by previous commit.
16083 2008-02-19 Jan Hubicka <jh@suse.cz>
16085 * predict.c (predict_paths_leading_to): Rewrite.
16086 (predict_paths_for_bb): New.
16087 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16089 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16092 * Makefile.in (build_file_translate): New.
16093 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16094 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16095 * configure.ac (build_file_translate): Substitute it.
16096 * configure: Regenerate.
16098 2008-02-19 Jan Hubicka <jh@suse.cz>
16100 PR rtl-optimization/34408
16101 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16104 2008-02-19 Jan Hubicka <jh@suse.cz>
16106 PR middle-end/28779
16107 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16110 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16113 * config/i386/i386-modes.def: Revert the last DI alignment
16114 change until Ada people can look into it.
16116 2008-02-19 Nick Clifton <nickc@redhat.com>
16118 * opts.c (print_specific_help): Fix typo in --help text.
16120 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16123 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16124 32-bit inline asm without asm alternatives for host GCC < 3.0.
16126 2008-02-19 Richard Guenther <rguenther@suse.de>
16128 PR tree-optimization/34989
16129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16130 Allow propagation to INDIRECT_REF if we can simplify only.
16132 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16134 * c-common.c (warn_for_collisions_1): Use appropriate option when
16137 2008-02-19 Nick Clifton <nickc@redhat.com>
16140 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16141 (handle_options): Fix indentation.
16142 (print_filtered_help): If no language-specific options were
16143 displayed tell the user how to list all the options supported by
16144 the language's front-end.
16145 (print_specific_help): Fix indentation and remove duplicate line.
16146 (common_handle_option): Handle the -v option.
16147 For --help enable the display of undocumented options if the -v
16148 switch has been included on the command line.
16149 For --help= check for overlaps in the arguments between the option
16150 classes and the language names and issue a warning when they
16151 cannot be disambiguated.
16152 * c.opt (v): Pass on to the common option handler.
16154 2008-02-19 Revital Eres <eres@il.ibm.com>
16156 * modulo-sched.c (sms_schedule): Change dump message when
16157 create_ddg function fails.
16158 (try_scheduling_node_in_cycle): Rename row to cycle.
16159 (print_partial_schedule): Rename CYCLE to ROW.
16161 2008-02-19 Christian Bruel <christian.bruel@st.com>
16162 Zdenek Dvorak <ook@ucw.cz>
16164 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16166 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16169 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16170 (*x86_movdicc_0_m1_se): Ditto.
16172 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16174 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16175 (CMPtype): Define as __gcc_CMPtype.
16176 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16177 (CMPtype): Define as __gcc_CMPtype.
16179 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16181 Support valgrind 3.3 for --enable-checking=valgrind.
16182 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16184 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16185 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16186 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16187 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16188 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16189 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16190 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16192 * ggc-zone.c: Similar.
16193 * ggc-page.c: Similar.
16195 2008-02-19 Paul Brook <paul@codesourcery.com>
16198 * config/arm/ieee754-df.S: Fix do_it typo.
16199 * config/arm/ieee754-sf.S: Fix do_it typo.
16201 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16204 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16205 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16206 (OPTION_MASK_ISA_SSE_SET): Likewise.
16207 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16208 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16209 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16210 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16211 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16212 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16213 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16214 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16215 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16216 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16217 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16218 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16219 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16220 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16221 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16222 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16223 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16224 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16225 (OPTION_MASK_ISA_SSE4): Removed.
16226 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16227 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16228 (override_options): Don't turn on implied SSE/MMX bits in
16231 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16233 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16236 2008-02-18 Joey Ye <joey.ye@intel.com>
16238 PR middle-end/34921
16239 * tree-nested.c (insert_field_into_struct): Set type alignment
16240 to field alignment if the former is less than the latter.
16242 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16244 * BASE-VER: Set to 4.4.0.
16246 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16248 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16249 * doc/cfg.texi: Likewise.
16250 * doc/extend.texi: Likewise.
16251 * doc/gty.texi: Likewise.
16252 * doc/invoke.texi: Likewise.
16253 * doc/loop.texi: Likewise.
16254 * doc/md.texi: Likewise.
16255 * doc/passes.texi: Likewise.
16256 * doc/rtl.texi: Likewise.
16257 * doc/sourcebuild.texi: Likewise.
16258 * doc/tm.texi: Likewise.
16259 * doc/tree-ssa.texi: Likewise.
16261 2008-02-17 Richard Guenther <rguenther@suse.de>
16263 PR middle-end/35227
16264 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16265 without default definition.
16267 2008-02-17 Richard Guenther <rguenther@suse.de>
16269 PR tree-optimization/35231
16270 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16273 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16276 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16277 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16278 libgcc_cmp_return mode.
16280 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16283 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16285 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16287 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16290 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16292 * doc/c-tree.texi: Use `@.' where appropriate.
16293 * doc/extend.texi: Likewise.
16294 * doc/install.texi: Likewise.
16295 * doc/invoke.texi: Likewise.
16296 * doc/loop.texi: Likewise.
16297 * doc/makefile.texi: Likewise.
16298 * doc/md.texi: Likewise.
16299 * doc/passes.texi: Likewise.
16300 * doc/standards.texi: Likewise.
16301 * doc/tm.texi: Likewise.
16303 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16305 PR middle-end/35196
16306 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16308 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16309 rather than in entry_bb.
16311 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16313 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16314 libgcc_cmp_return mode.
16316 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16318 PR middle-end/35130
16319 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16320 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16322 2008-02-15 Richard Guenther <rguenther@suse.de>
16323 Zdenek Dvorak <ook@ucw.cz>
16325 PR tree-optimization/35164
16326 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16327 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16328 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16329 Only propagate addresses which do not have abnormal SSA_NAMEs
16332 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16335 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16337 2008-02-15 Jan Hubicka <jh@suse.cz>
16339 PR middle-end/35149
16340 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16342 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16344 PR middle-end/34621
16345 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16346 when calculating alignment_pad.
16348 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16350 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16351 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16352 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16353 and STACK_BOUNDARY define.
16355 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16357 PR preprocessor/35061
16358 * c-pragma.c (handle_pragma_pop_macro): Check that
16359 pushed_macro_table has been allocated.
16361 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16363 PR middle-end/35136
16364 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16365 (force_gimple_operand): Likewise.
16366 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16367 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16368 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16369 (find_interesting_uses_address): Check addressability and alignment
16370 of the base expression only after substituting bases of IVs into it.
16372 2008-02-14 Michael Matz <matz@suse.de>
16375 * function.c (instantiate_virtual_regs_in_insn): Reload address
16376 before falling back to reloading the whole operand.
16378 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16380 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16381 before the first section switch note.
16383 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16385 * doc/bugreport.texi: Update copyright years.
16386 * doc/c-tree.texi: Likewise.
16387 * doc/cfg.texi: Likewise.
16388 * doc/cpp.texi: Likewise.
16389 * doc/cppinternals.texi: Likewise.
16390 * doc/fragments.texi: Likewise.
16391 * doc/frontends.texi: Likewise.
16392 * doc/gcc.texi: Likewise.
16393 * doc/gty.texi: Likewise.
16394 * doc/hostconfig.texi: Likewise.
16395 * doc/implement-c.texi: Likewise.
16396 * doc/libgcc.texi: Likewise.
16397 * doc/loop.texi: Likewise.
16398 * doc/makefile.texi: Likewise.
16399 * doc/options.texi: Likewise.
16400 * doc/passes.texi: Likewise.
16401 * doc/rtl.texi: Likewise.
16402 * doc/sourcebuild.texi: Likewise.
16403 * doc/standards.texi: Likewise.
16404 * doc/tree-ssa.texi: Likewise.
16405 * doc/trouble.texi: Likewise.
16407 * doc/extend.texi: Use @: or add comma where appropriate.
16408 * doc/invoke.texi: Likewise.
16409 * doc/tm.texi: Likewise.
16411 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16414 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16417 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16419 * doc/md.texi (clz, ctz): Add reference.
16420 * doc/rtl.texi (clz, ctz): Likewise.
16422 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16425 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16428 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16430 * config/s390/s390.c (struct constant_pool): New field
16431 emit_pool_after added.
16432 (s390_mainpool_start): Set the emit_pool_after flag according
16433 to the section switch notes.
16434 (s390_mainpool_finish): Consider emit_pool_after when emitting
16435 the literal pool at the end of the function.
16436 (s390_chunkify_start): Force literal pool splits at section
16439 2008-02-13 Michael Matz <matz@suse.de>
16442 * var-tracking.c (clobber_variable_part): Correctly traverse the
16445 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16448 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16449 Add -fdump-ipa-inline.
16450 * tree-dump.c (dump_files): Remove tree-inlined dump.
16451 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16453 2008-02-12 Richard Guenther <rguenther@suse.de>
16455 PR tree-optimization/35171
16456 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16459 2008-02-12 Richard Guenther <rguenther@suse.de>
16461 PR middle-end/35163
16462 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16463 value-preserving mode. Disallow final truncation.
16465 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16467 PR middle-end/35136
16468 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16469 code from here to...
16470 (force_gimple_operand): ...here.
16472 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16475 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16476 non-compatible pointers.
16477 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16478 different FIELD_DECLs, try harder by comparing field offsets, sizes
16481 PR inline-asm/35160
16482 * function.c (match_asm_constraints_1): Don't replace the same input
16485 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16487 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16488 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16489 (expand_epilogue): Restore RAMPZ register.
16490 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16492 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16494 * config/i386/cygwin.asm: (__alloca): Correct calling
16495 convention and alignment.
16496 (__chkstk): Force 8 byte stack alignment.
16498 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16499 Richard Guenther <rguenther@suse.de>
16501 PR tree-optimization/33992
16502 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16503 the zero we compare against.
16505 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16507 PR libfortran/35063
16508 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16509 to CloseHandle after unlocking to prevent accumulation of handle
16512 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16514 PR middle_end/34150
16515 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16516 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16517 and update LABEL_NUSES during and after reload.
16519 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16521 PR middle-end/34627
16522 * combine.c (simplify_if_then_else): Make sure the comparison is
16523 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16525 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
16528 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
16529 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
16530 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
16531 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
16532 * tree.h (get_type_static_bounds): Likewise.
16534 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16536 * doc/invoke.texi (Option Summary, C++ Dialect Options)
16537 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16538 Make -Wfoo language annotations match what the compiler outputs.
16540 2008-02-08 Sa Liu <saliu@de.ibm.com>
16542 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
16543 intrinsics spu_convts, spu_convtu, spu_convtf.
16545 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
16547 * doc/extend.texi (Function Attributes) <noinline>: Mention
16548 asm ("") as method to keep calls.
16550 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16553 * doc/options.texi (Options): Replace references to opts.sh with
16555 * opts-common.c: Likewise.
16556 * optc-gen.awk: Likewise.
16558 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
16560 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16562 2008-02-07 Richard Henderson <rth@redhat.com>
16565 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
16566 EXPR_LIST for the REG_EQUAL instead of a comparison with a
16569 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
16571 PR tree-optimization/35085
16572 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
16573 for operand entry oe2 in addition to operand entry oe3 in order to
16574 expose more opportunities for vectorizer sum reduction.
16576 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16579 * Makefile.in (LIBS): Remove $(GMPLIBS).
16580 (cc1-dummy, cc1): Add $(GMPLIBS).
16582 2008-02-06 Jan Hubicka <jh@suse.cz>
16585 * i386.md (moddf_integer): Do not produce partial memory stalls for
16586 targets where it hurts.
16588 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16591 * optabs.c (expand_float): Do not check for decimal modes when
16592 expanding unsigned integer through signed conversion.
16594 2008-02-06 Nick Clifton <nickc@redhat.com>
16596 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
16597 inside the clobber with a match_operand and duplicated operand
16598 number in the constraint.
16599 (ineqbranchsi): Delete redundant comment.
16601 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
16603 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
16604 builtin_define ("__USE_INIT_FINI__").
16605 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
16607 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
16609 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16611 PR documentation/30330
16612 * doc/invoke.texi (C++ Dialect Options)
16613 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16614 For each warning option -Wfoo that allows -Wno-foo, ensure both
16615 -Wfoo and -Wno-foo are listed in the option index. Fix index
16616 entry of -Wswitch-default, index -Wnormalized= including the
16617 `=', and -Wlarger-than-@var{len} including @var{len}.
16619 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16621 * config/i386/i386.md (floatunssisf2): Use
16622 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
16623 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
16624 Macroize expander using MODEF mode iterator.
16626 2008-02-05 Diego Novillo <dnovillo@google.com>
16628 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
16631 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
16633 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16636 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
16638 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
16641 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
16642 to indicate if a message should be generated.
16643 (init_cumulative_args): Updated.
16644 (function_value_32): Likewise.
16646 2008-02-05 Joseph Myers <joseph@codesourcery.com>
16648 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
16650 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16653 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
16654 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
16656 2008-02-04 Diego Novillo <dnovillo@google.com>
16658 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
16661 * tree-vrp.c (vrp_evaluate_conditional): With
16662 -Wtype-limits, emit a warning when comparing against a
16663 constant outside the natural range of OP0's type.
16665 2008-02-04 Richard Guenther <rguenther@suse.de>
16667 PR middle-end/33631
16668 * expr.c (count_type_elements): Give for unions instead of
16671 2008-02-04 Richard Guenther <rguenther@suse.de>
16673 PR middle-end/35043
16674 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
16675 to TYPE_DOMAINs base type instead of using bitsizetype here.
16677 2008-02-03 Jason Merrill <jason@redhat.com>
16679 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
16681 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16684 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
16685 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
16686 (RS/6000 and PowerPC Options): Fix typos and markup.
16687 * doc/passes.texi (Tree-SSA passes): Likewise.
16689 2008-02-02 Michael Matz <matz@suse.de>
16692 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
16693 from record_last_reg_set_info.
16694 (record_last_reg_set_info): Take an RTX argument, iterate over all
16695 constituent hardregs.
16696 (record_last_set_info, record_opr_changes): Change calls to
16697 new signature or to record_last_reg_set_info_regno.
16699 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
16701 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
16703 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
16705 PR rtl-optimization/34773
16706 * reg-notes.def (EQUAL): Mention significance of combination of
16707 REG_EQUAL and REG_RETVAL.
16708 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
16709 insn that has a REG_RETVAL.
16711 2008-02-01 Roger Sayle <roger@eyesopen.com>
16714 * configure.ac (--enable-fixed-point): Disable unless explicitly
16716 * configure: Regenerate.
16718 2008-02-01 Richard Guenther <rguenther@suse.de>
16721 * invoke.texi (-finline-limit): Remove no longer true parts
16722 of the documentation. Note that there is no default value.
16724 2008-02-01 Andrew Pinski <pinskia@gmail.com>
16725 Mark Mitchell <mark@codesourcery.com>
16726 Ben Elliston <bje@au.ibm.com>
16729 * doc/extend.texi (Other Builtins): Document.
16731 2008-01-31 Tom Browder <tom.browder@gmail.com>
16733 * doc/c-tree.texi (Types): Fix grammar.
16734 (Expression trees): Ditto.
16735 * doc/passes.texi (Tree-SSA passes): Ditto.
16737 * doc/configterms.texi (Configure Terms): Fix typo.
16738 * doc/cpp.texi (Common Predefined Macros): Ditto.
16739 * doc/md.texi (Machine Constraints): Ditto.
16741 * doc/makefile.texi (Makefile): Add comma.
16743 2008-01-31 Tom Browder <tom.browder@gmail.com>
16744 Gerald Pfeifer <gerald@pfeifer.com>
16746 * doc/sourcebuild.texi (Front End): Remove references to CVS
16747 and CVSROOT/modules.
16748 (Texinfo Manuals): Replace reference to CVS by one to SVN.
16749 (Back End): Remove reference to CVS.
16751 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16754 * config/mips/mips.c (gen_load_const_gp): New function, taking a
16756 (mips16_gp_pseudo_reg): ...here.
16757 * config/mips/mips.md (load_const_gp): Replace with...
16758 (load_const_gp_<mode>): ...this :P-based insn.
16760 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16762 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
16763 options. Minor fixes.
16764 (-std): Move reference to standards closer to where language
16765 standards are first mentioned.
16767 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16769 PR rtl-optimization/34995
16770 * reload.c (alternative_allows_const_pool_ref): Take an rtx
16771 parameter and return a bool. If the rtx parameter is nonnull,
16772 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
16773 (find_reloads): Update call accordingly. Pass the new operand
16774 if it needed no address reloads, otherwise pass null.
16776 2008-01-30 Richard Henderson <rth@redhat.com>
16779 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
16780 for unbounded arrays.
16782 2008-01-30 Silvius Rus <rus@google.com>
16784 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
16786 2008-01-30 Jan Hubicka <jh@suse.cz>
16789 * i386.c (init_cumulative_args): Use real function declaration when
16792 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
16794 PR rtl-optimization/34998
16795 * global.c (build_insn_chain): Treat non-subreg_lowpart
16796 SUBREGs of pseudos as clobbering all the words covered by the
16797 SUBREG, not just all the bytes.
16798 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
16799 original df_ref rather than an extract parameter.
16800 (global_conflicts): Update call accordingly.
16802 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
16804 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
16805 the overflow check to make it easier to read.
16806 (__fixtfdi): Change the type of the ll member in union
16807 long_double to UDItype_x.
16809 2008-01-30 Jakub Jelinek <jakub@redhat.com>
16811 PR middle-end/34969
16812 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
16813 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
16814 * tree-inline.c (fold_marked_statements): Call
16815 cgraph_update_edges_for_call_stmt if folding a call statement.
16816 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
16817 debug_generic_stmt calls, reset it back afterwards.
16820 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
16822 * c-typeck.c (build_external_ref): Don't pedwarn about
16823 static vars in current function's scope.
16825 2008-01-29 Joseph Myers <joseph@codesourcery.com>
16827 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
16829 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
16832 * ipa-struct-reorg.c: Fix spelling.
16833 * params.def: Ditto.
16835 2008-01-29 Richard Guenther <rguenther@suse.de>
16837 PR middle-end/35006
16838 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
16840 * tree-inline.c (remap_type): Increment remapping_type_depth
16841 around remapping types.
16842 (copy_body_r): Only add referenced variables if they are referenced
16843 from code, not types.
16845 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
16856 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
16857 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
16859 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
16862 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
16863 pointer for tiny stack.
16865 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16867 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
16869 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16871 * config/vx-common.h: Fix typo in comment.
16873 2008-01-28 Ian Lance Taylor <iant@google.com>
16877 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
16878 coalesce pointers if they have different DECL_NO_TBAA_P values.
16879 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
16880 between variables with different DECL_NO_TBAA_P values.
16882 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
16885 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
16886 are not legitimate small data references on SPE targets.
16888 2008-01-28 David Daney <ddaney@avtrex.com>
16890 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
16892 2008-01-28 David Daney <ddaney@avtrex.com>
16894 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
16896 2008-01-27 Joseph Myers <joseph@codesourcery.com>
16898 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
16899 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
16900 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
16901 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
16902 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16903 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
16904 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
16905 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
16907 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16909 * basic-block.h (condjump_equiv_p): Fix comment.
16911 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16913 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
16914 print_generic_stmt_indented): Fix comment.
16916 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16918 * configure.ac (__stack_chk_fail): Add detecion for availability
16919 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
16920 * configure: Regenerate.
16922 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
16924 PR middle-end/34688
16925 * final.c (output_addr_const): Handle TRUNCATE.
16927 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
16930 * tree-ssa-loop-ivopts.c (comp_cost): New type.
16931 (zero_cost, infinite_cost): New constants.
16932 (struct cost_pair): Change type of cost to comp_cost.
16933 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
16934 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
16936 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
16937 split_address_cost, ptr_difference_cost, difference_cost,
16938 get_computation_cost_at, get_computation_cost,
16939 determine_use_iv_cost_generic, determine_use_iv_cost_address,
16940 determine_use_iv_cost_condition, determine_use_iv_costs,
16941 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
16942 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
16943 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
16944 Change type of cost to comp_cost.
16945 (determine_iv_cost): Increase cost of non-original ivs, instead
16946 of decreasing the cost of original ones.
16947 (get_address_cost): Indicate the complexity of the addressing mode
16949 (try_add_cand_for): Prefer using ivs not specific to some object.
16950 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
16952 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
16953 Janis Johnson <janis187@us.ibm.com>
16956 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
16957 (TARGET_INSTANTIATE_DECLS): Likewise.
16958 * target.h (expand_to_rtl_hook): New target hook.
16959 (instantiate_decls): Likewise.
16960 * function.c (instantiate_decl): Make non-static. Rename to...
16961 (instantiate_decl_rtl): ... this.
16962 (instantiate_expr): Use instantiate_decl_rtl.
16963 (instantiate_decls_1): Likewise.
16964 (instantiate_decls): Likewise.
16965 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
16966 * function.h (instantiate_decl_rtl): Add prototype.
16967 * cfgexpand.c (target.h): New include.
16968 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
16969 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
16970 (TARGET_INSTANTIATE_DECLS): Likewise.
16971 (TARGET_INITIALIZER): New target hooks added.
16972 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
16974 * config/rs6000/rs6000.c (tree-flow.h): New include.
16975 (machine_function): Add sdmode_stack_slot field.
16976 (rs6000_alloc_sdmode_stack_slot): New function.
16977 (rs6000_instantiate_decls): Likewise.
16978 (rs6000_secondary_memory_needed_rtx): Likewise.
16979 (rs6000_check_sdmode): Likewise.
16980 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
16981 (TARGET_INSTANTIATE_DECLS): Likewise.
16982 (rs6000_hard_regno_mode_ok): Allow SDmode.
16983 (num_insns_constant): Likewise. Handle _Decimal32 constants.
16984 (rs6000_emit_move): Handle SDmode.
16985 (function_arg_advance): Likewise.
16986 (function_arg): Likewise.
16987 (rs6000_gimplify_va_arg): Likewise. Add special handling of
16988 SDmode var args for 32-bit compiles.
16989 (rs6000_secondary_reload_class): Handle SDmode.
16990 (rs6000_output_function_epilogue): Likewise.
16991 (rs6000_function_value): Simplify if statement.
16992 (rs6000_libcall_value): Likewise.
16993 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
16994 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
16995 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
16996 (movsd_hardfloat): New define_insn.
16997 (movsd_softfloat): Likewise.
16998 (movsd_store): Likewise.
16999 (movsd_load): Likewise.
17000 (extendsddd2): Likewise.
17001 (extendsdtd2): Likewise.
17002 (truncddsd2): Likewise.
17003 (movdd_hardfloat64): Fixup comment.
17004 (UNSPEC_MOVSD_LOAD): New constant.
17005 (UNSPEC_MOVSD_STORE): Likewise.
17007 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17010 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17012 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17013 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17014 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17015 and TRUTH_XOR_EXPR.
17017 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17020 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17021 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17022 __LONGDOUBLE128 too.
17023 * config/rs6000/aix61.h: New file.
17025 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17027 PR rtl-optimization/34959
17028 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17029 popcount and parity rtxes the same mode as their operand.
17030 Truncate or extend the result to the return value's mode
17033 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17036 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17037 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17038 to GOT_VERSION_REGNUM.
17039 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17040 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17041 * config/mips/mips.c (mips_emit_call_insn): New function.
17042 (mips_call_tls_get_addr): Call mips_expand_call directly.
17043 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17045 (mips16_build_call_stub): Likewise. Return the call insn or null.
17046 (mips_expand_call): Update the call to mips16_build_call_stub
17047 accordingly and a remove redundant condition. Assert that MIPS16
17048 stubs do not use lazy binding. Use mips_emit_call_insn and return
17050 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17052 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17053 (mips_avoid_hazard): Remove hazard_set handling.
17054 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17055 (UNSPEC_RESTORE_GP): ...this.
17056 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17057 (FAKE_CALL_REGNO): Rename to...
17058 (GOT_VERSION_REGNUM): ...this.
17059 (type): Add "ghost" value. Add an associated insn reservation.
17060 (hazard_set): Remove.
17061 (exception_receiver): Rename to...
17062 (restore_gp): ...this and update the unspec identifier accordingly.
17063 (exception_receiver, nonlocal_got_receiver): New expanders.
17064 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17065 FAKE_CALL_REGNO. Remove hazard_set attribute.
17066 (set_got_version, update_got_version): New patterns.
17068 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17071 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17073 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17076 * doc/install.texi2html: Generate gcc-vers.texi.
17078 2008-01-25 DJ Delorie <dj@redhat.com>
17080 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17082 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17084 * config/c4x: Remove directory.
17085 * config.gcc (crx-*, mt-*): Mark obsolete.
17086 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17087 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17088 sh-*-rtemscoff*): Remove cases.
17089 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17090 * real.c (encode_c4x_single, decode_c4x_single,
17091 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17092 c4x_extended_format): Remove.
17093 * real.h (c4x_single_format, c4x_extended_format): Remove.
17094 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17096 (Pragmas): Remove comment about c4x pragmas.
17097 * doc/install.texi (c4x): Remove target-specific instructions.
17098 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17099 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17100 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17101 refer to C4x source files as examples.
17102 (C4X_FLOAT_FORMAT): Remove documentation.
17104 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17106 * config/bfin/bfin.c (override_options): Reorder tests so that
17107 flag_pic gets enabled for -msep-data.
17109 2008-01-25 Richard Guenther <rguenther@suse.de>
17111 PR middle-end/32244
17112 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17113 to its bitfield precision if required.
17115 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17117 PR middle-end/33880
17118 * tree-nested.c (walk_omp_for): New function.
17119 (convert_nonlocal_reference, convert_local_reference): Call
17120 walk_omp_for on OMP_FOR.
17121 (convert_call_expr): Call walk_body on OMP_FOR's
17122 OMP_FOR_PRE_INIT_BODY.
17124 2008-01-25 Richard Guenther <rguenther@suse.de>
17126 PR tree-optimization/34966
17127 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17128 default defs and PHI_NODEs we have to insert after the
17129 defining statement.
17131 2008-01-24 Nick Clifton <nickc@redhat.com>
17133 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17134 Provide a default definition.
17135 (LIBGCC2_UNITS_PER_WORD): Likewise.
17137 * config/stormy16/stormy16.c: Include df.h for the prototype
17138 for df_regs_ever_live_p.
17139 (xstormy16_expand_builtin_va_start): Convert the stack offset
17140 into a component_ref and then use POINTER_PLUS_EXPR to add it
17141 to the incoming_virtual_args_rtx.
17142 (xstormy16_gimplify_va_arg_expr): Rename to
17143 xstormy16_gimplify_va_arg_expr.
17144 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17145 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17146 xstormy16_gimplify_va_arg_expr.
17147 Fix up some formatting issues.
17149 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17150 Move to predicates.md.
17151 (xs_hi_general_operand): Likewise.
17152 (xs_hi_nonmemory_operand): Likewise.
17153 * config/stormy16/predicates.md:
17154 (xstormy16_carry_plus_operand): New predicate.
17155 (xs_hi_general_operand): New predicate.
17156 (xs_hi_nonmemory_operand): New predicate.
17157 * config/stormy16/stormy16-protos.h:
17158 (xstormy16_carry_plus_operand): Delete prototype.
17159 (xs_hi_general_operand): Likewise.
17160 (xs_hi_nonmemory_operand): Likewise.
17162 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17163 modifiers as they are no longer needed and they can trigger
17164 reload spill failures.
17166 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17167 with a match_operand in order to help reload.
17169 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17170 constraint with 'e' for the 8th alternative as this version of
17171 the mov.w instruction only accepts the lower 8 registers.
17173 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17176 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17177 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17180 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17182 PR middle-end/33333
17183 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17185 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17187 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17189 (remove_structure): Update allocations list before removing structure.
17191 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17193 * ipa-struct-reorg.c (is_safe_cond_expr,
17194 create_new_stmts_for_cond_expr): Use integer_zerop function,
17195 that recognize not only zero-pointer, but zero-integer too.
17197 2008-01-25 Ben Elliston <bje@au.ibm.com>
17200 * fixproto: Escape "." in sed expression that strips leading "./".
17202 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17205 * gcc.c (SWITCH_OK): Removed.
17206 (SWITCH_LIVE): Changed to bit.
17207 (SWITCH_FALSE): Likewise.
17208 (SWITCH_IGNORE): Likewise.
17209 (switchstr): Change live_cond to unsigned int.
17210 (process_command): Replace SWITCH_OK with 0.
17211 (do_self_spec): Likewise.
17212 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17213 (give_switch): Likewise.
17214 (used_arg): Likewise.
17215 (do_spec_1): Set the SWITCH_IGNORE bit.
17216 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17217 bits. Set the SWITCH_LIVE bit.
17219 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17221 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17223 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17225 PR tree-optimization/34472
17226 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17227 parameter to a "bool *" and set *DATA to false if there is
17228 an unsafe access. Do not delete the structure here.
17229 (check_cond_exprs): Delete it here instead.
17230 (check_cond_exprs, exclude_cold_structs): Do not increase
17231 I when removing a structure.
17233 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17236 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17237 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17239 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17241 PR middle-end/34934
17242 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17243 a fixed vector for stack.
17245 2008-01-24 Ben Elliston <bje@au.ibm.com>
17248 * doc/gcc.texi (Software development): Add a direntry for g++.
17250 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17252 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17253 stale and straggling -fforce-addr comments above.
17255 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17257 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17258 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17260 2008-01-23 Michael Matz <matz@suse.de>
17263 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17266 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17268 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17269 malloc result type.
17271 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17273 * config/avr/avr.c (avr_current_arch): New variable.
17274 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17275 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17276 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17277 (avr_override_options): Init 'avr_current_arch'.
17278 (base_arch_s): Move from here...
17279 * config/avr/avr.h (base_arch_s): ... here. Add new members
17280 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17281 'mega' to 'have_jmp_call'.
17282 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17283 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17285 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17287 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17288 MULTILIB_MATCHES): Ditto.
17290 2008-01-23 Richard Guenther <rguenther@suse.de>
17292 PR middle-end/31529
17293 * cgraphunit.c (cgraph_reset_node): Always mark the node
17294 not reachable if it is not queued already.
17296 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17298 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17299 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17300 (cputype_selected): New static variable.
17301 (bfin_handle_option): Set it if -mcpu is used.
17302 (override_option): Select default set of workarounds if no cpu type
17303 selected on the command line.
17304 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17306 From Michael Frysinger <michael.frysinger@analog.com>
17307 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17308 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17310 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17311 for bf547, bf523, bf524, and bf526.
17312 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17314 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17315 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17316 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17317 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17318 * doc/invoke.texi (Blackfin Options): Document that
17319 -mcpu now accept bf547, bf523, bf524, and bf526.
17321 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17323 PR rtl-optimization/34628
17324 * combine.c (try_combine): Stop and undo after the first combination
17325 if an autoincrement side-effect on the first insn has effectively
17328 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17331 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17332 Offset addresses are not valid for Altivec or paired float modes.
17334 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17337 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17338 if DECL_INITIAL (decl) is error_mark_node.
17341 * c-common.c (handle_vector_size_attribute): Only allow
17342 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17343 the same way as pointer, array etc. types.
17344 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17347 * tree.c (build_type_attribute_qual_variant): Call
17348 build_qualified_type if attributes are equal, but quals are not.
17350 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17353 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17354 * flags.h (warn_strict_aliasing): Remove.
17355 (warn_strict_overflow): Remove.
17356 * opts.c (warn_strict_aliasing): Remove.
17357 (warn_strict_overflow): Remove.
17358 * c-opts.c (c_common_handle_option): -Wall only sets
17359 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17360 (c_common_post_options): Give default values to -Wstrict-aliasing
17361 and -Wstrict-overflow if they are uninitialized.
17362 * common.opt (Wstrict-aliasing): Specify Var and Init.
17363 (Wstrict-overflow): Likewise.
17365 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17367 PR rtl-optimization/26854
17368 PR rtl-optimization/34400
17369 PR rtl-optimization/34884
17370 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17372 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17373 (df_rd_bb_info.expanded_lr_out): Deleted
17374 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17375 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17376 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17377 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17378 Removed code to allocate, initialize or free expanded_lr_out.
17379 (df_rd_bb_local_compute_process_def): Restructured to make more
17381 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17382 sets if the sets are being trimmed.
17384 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17387 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17388 (as_vers): Likewise.
17389 * configure: Regenerated.
17391 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17393 PR middle-end/33092
17394 * tree-pass.h (pass_build_alias): New pass.
17395 * tree-ssa-alias.c (gate_build_alias): New.
17396 (pass_build_alias): New.
17397 * passes.c (init_optimization_passes): Add pass_build_alias after
17398 pass_create_structure_vars.
17400 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17402 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17403 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17404 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17405 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17406 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17407 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17408 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17409 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17410 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17411 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17412 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17413 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17414 * config/s390/s390.md (FP_ALL): New mode iterator.
17415 (_d): New mode attribute.
17416 ("*signbit<mode>2>"): Changed mode of first operand.
17417 ("isinf<mode>2"): Changed mode of first operand.
17418 ("*TDC_insn"): Adaptation for DFP modes.
17420 2008-01-22 Ben Elliston <bje@au.ibm.com>
17422 * tree.c (check_qualified_type): Improve function description.
17424 2008-01-21 Jason Merrill <jason@redhat.com>
17427 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17428 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17431 2008-01-21 DJ Delorie <dj@redhat.com>
17433 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17436 2008-01-21 Richard Guenther <rguenther@suse.de>
17438 PR middle-end/34856
17439 * tree-cfg.c (verify_expr): Allow all invariant expressions
17440 instead of just constant class ones as reference argument.
17441 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17442 like any other constant.
17443 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17445 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17447 * regmove.c (fixup_match_1): Update call crossed frequencies.
17449 2008-01-21 Richard Guenther <rguenther@suse.de>
17452 * tree-inline.c (setup_one_parameter): Deal with mismatched
17453 types using a VIEW_CONVERT_EXPR.
17455 2008-01-21 Alon Dayan <alond@il.ibm.com>
17456 Olga Golovanevsky <olga@il.ibm.com>
17458 PR tree-optimization/34701
17459 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17460 when the structure size is not a power of 2.
17462 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17464 * doc/install.texi: Add doc for --enable-checking=df.
17466 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17468 PR rtl-optimization/34808
17469 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17471 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17473 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17476 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17478 PR rtl-optimization/26854
17479 PR rtl-optimization/34400
17480 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17482 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17483 (df_rd_bb_info.expanded_lr_out): New.
17484 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17485 * loop_iv.c (iv_analysis_loop_init): Ditto.
17486 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17487 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17488 Added code to allocate, initialize or free expanded_lr_out.
17489 (df_rd_bb_local_compute_process_def): Restructured to make
17490 more understandable.
17491 (df_rd_confluence_n): Add code to do nothing with fake edges and
17492 code to no apply invalidate_by_call sets if the sets are being trimmed.
17493 (df_lr_local_finalize): Renamed to df_lr_finalize.
17494 (df_live_local_finalize): Renamed to df_live_finalize.
17496 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17499 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17500 deciding whether to use reciprocal instructions.
17502 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17504 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17505 dwarf2out_note_section_used if cold_text_section is NULL.
17507 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17509 PR gcov-profile/34610
17510 * tree-cfg.c (make_edges): Mark both outgoing edges from
17511 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17512 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17513 from OMP_FOR and OMP_CONTINUE outgoing edges.
17515 * tree-profile.c (tree_profiling): Return early if
17516 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17518 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17519 from cfun to child_cfun.
17520 * function.h (struct function): Add after_tree_profile bit.
17522 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17524 * config/avr/avr.S (_exit): Disable interrupt.
17526 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17527 Steven Bosscher <stevenb.gcc@gmail.com>
17529 PR rtl-optimization/26854
17530 PR rtl-optimization/34400
17531 * df-problems.c (df_live_scratch): New scratch bitmap.
17532 (df_live_alloc): Allocate df_live_scratch when doing df_live.
17533 (df_live_reset): Clear the proper bitmaps.
17534 (df_live_bb_local_compute): Only process the artificial defs once
17535 since the order is not important.
17536 (df_live_init): Init the df_live sets only with the variables
17537 found live by df_lr.
17538 (df_live_transfer_function): Use the df_lr sets to prune the
17539 df_live sets as they are being computed.
17540 (df_live_free): Free df_live_scratch.
17542 2008-01-18 Ian Lance Taylor <iant@google.com>
17544 * common.opt: Add fmerge-debug-strings.
17545 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
17546 flag_merge_debug_strings rather than flag_merge_constants.
17547 * doc/invoke.texi (Option Summary): Mention
17548 -fmerge-debug-strings.
17549 (Debugging Options): Document -fmerge-debug-strings.
17551 2008-01-18 Ian Lance Taylor <iant@google.com>
17554 * tree.h (DECL_IS_OPERATOR_NEW): Define.
17555 (struct tree_function_decl): Add new field operator_new_flag.
17556 * tree-inline.c (expand_call_inline): When inlining a call to
17557 operator new, force the return value to go into a variable, and
17558 set DECL_NO_TBAA_P on that variable.
17559 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
17561 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
17564 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
17565 DWARF2_DEBUGGING_INFO.
17566 (dwarf2out_note_section_used): Ditto. Add prototype.
17567 (have_multiple_function_sections, text_section_used,
17568 cold_text_section_used, *cold_text_sections): Move declarations
17571 2008-01-17 Bob Wilson <bob.wilson@acm.org>
17573 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
17574 field and add signal_ra.
17575 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
17576 assignments to frame state pc. Move end of stack check after
17577 MD_FALLBACK_FRAME_STATE_FOR.
17578 (uw_update_context_1): Use frame state signal_regs if set, instead
17579 of checking signal_frame flag.
17580 (uw_update_context): Use frame state signal_ra if set.
17581 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
17582 * config/xtensa/linux-unwind.h: New file.
17584 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
17586 * modulo-sched.c (get_sched_window): Fix comment typo.
17588 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
17590 PR tree-optimization/34648
17591 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
17593 2008-01-17 Anatoly Sokolov <aesok@post.ru>
17595 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
17596 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
17598 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
17600 PR rtl-optimization/34400
17601 * df-core.c (df_worklist_dataflow_overeager,
17602 df_worklist_dataflow_doublequeue): New functions.
17603 (df_worklist_dataflow): Two different worklist solvers.
17604 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
17607 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17610 * doc/invoke.texi: Document the dependence on pthread for fopenmp
17611 and ftree-parallelize-loops.
17613 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
17615 PR rtl-optimization/34826
17616 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
17618 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
17620 * global.c (find_reg): Mark the eh regs as used if necessary.
17621 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
17622 * ra.h (struct allocno): no_eh_reg field added. Changed
17623 no_stack_reg type to bitfield.
17625 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
17627 * tree.c (substitute_in_expr): Add missing 'break'.
17629 2008-01-17 Richard Guenther <rguenther@suse.de>
17631 PR tree-optimization/34825
17632 * tree-ssa-math-opts.c (is_division_by): Do not recognize
17633 x / x as division to handle.
17635 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17637 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
17638 "-pthread" is specified.
17639 * pa-hpux11.h (LIB_SPEC): Likewise.
17641 2008-01-16 Janis Johnson <janis187@us.ibm.com>
17642 Peter Bergner <bergner@vnet.ibm.com>
17644 PR rtl-optimization/33796
17645 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
17647 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17649 PR libgfortran/34699
17650 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
17652 * pa-hpux10.h (LINK_SPEC): Likewise.
17653 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
17655 2008-01-16 Richard Guenther <rguenther@suse.de>
17657 PR middle-end/32628
17658 * fold-const.c (fold_convert_const_int_from_int): Do not
17659 set overflow if that occured only because of a sign extension
17660 change when converting from/to a sizetype with the same
17661 precision and signedness.
17663 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17666 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
17667 location address to the correct place. Update copyright year.
17669 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17671 * lambda-code.c (lambda_transform_legal_p): Handle the case of
17672 no dependences in the dependence_relations vector.
17674 2008-01-16 Jan Hubicka <jh@suse.cz>
17676 PR rtl-optimization/31396
17677 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
17678 * cfg.c (dump_reg_info): Print it.
17679 * regs.h (struct reg_info_t): add freq_calls_crossed.
17680 (REG_FREQ_CALLS_CROSSED): New macro.
17681 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
17682 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
17683 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
17684 regmove_optimize): Update call crossed frequencies.
17685 * local-alloc.c (struct qty): Add freq_calls_crossed.
17686 (alloc_qty): Copute freq_calls_crossed.
17687 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
17688 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
17689 * ra.h (struct allocno): Add freq_calls_crossed.
17691 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17693 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
17694 libgomp when compiling with ftree-parallelize-loops.
17695 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
17697 2008-01-16 Richard Guenther <rguenther@suse.de>
17699 PR tree-optimization/34769
17700 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
17701 * tree.c (int_cst_value): Instead make this function more
17702 permissive in what it accepts as valid input. Document this
17703 function always sign-extends the value.
17705 2008-01-16 Jakub Jelinek <jakub@redhat.com>
17706 Richard Guenther <rguenther@suse.de>
17709 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
17710 (gimple_fold_indirect_ref_rhs): ... this.
17711 (gimple_fold_indirect_ref): New function with foldings
17712 that preserve lvalueness.
17713 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
17714 * tree-flow.h (gimple_fold_indirect_ref): Declare.
17715 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
17716 to fold an INDIRECT_REF, fall back to the old use of
17717 fold_indirect_ref_1.
17719 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17721 * tree-data-ref.c (subscript_dependence_tester_1): Call
17722 free_conflict_function.
17723 (compute_self_dependence): Same.
17725 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17728 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
17729 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
17731 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
17732 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
17733 for DWARF2_UNWIND_INFO targets.
17735 2008-01-16 Richard Guenther <rguenther@suse.de>
17738 * c-typeck.c (common_pointer_type): Do not merge inconsistent
17739 type qualifiers for function types.
17741 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
17743 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
17744 loop_iterator li from previous commit.
17746 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
17748 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
17750 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17752 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
17753 (parallelize_loops): Don't parallelize irreducible components.
17755 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17758 * c-opts (c_common_post_options): Do not enable CPP
17759 flag_pedantic_errors by default.
17761 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
17763 PR rtl-optimization/31944
17764 * cse.c (remove_pseudo_from_table): New function.
17765 (merge_equiv_classes): Use above function to remove pseudo-registers.
17766 (invalidate): Likewise.
17768 2008-01-13 Richard Guenther <rguenther@suse.de>
17770 PR middle-end/34601
17771 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
17772 instead of TYPE_MODE to deal with calls from expand_one_error_var.
17774 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
17776 * gcse.c (cprop_jump): Call validate_unshare_change instead of
17777 validate_change to unshare the source of the PC set.
17779 2008-01-12 Jan Hubicka <jh@suse.cz>
17781 PR middle-end/32135
17782 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
17783 references above array bounds. This might trigger bounds checks for
17784 pointers to arrays.
17786 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17788 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
17789 new_replaceable_dependencies.
17791 2008-01-12 Doug Kwan <dougkwan@google.com>
17793 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
17794 instead of OPT_Wreturn_type in warning due to ignored return type
17796 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
17797 options included in -Wextra.
17798 * c.opt: New option -Wignored_qualifiers.
17799 * doc/invoke.texi (Warning Options, -Wextra): Add new option
17800 -Wignore_qualifiers.
17801 (-Wignored-qualifiers): Document.
17802 (-Wreturn-type): Remove description of functionality now handled
17803 by -Wignored-qualifiers.
17805 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
17808 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
17809 NOP_EXPR if it is between integral types with the same precision.
17811 2008-01-12 Jan Hubicka <jh@suse.cz>
17814 * invoke.texi (max-inline-recursive-depth): Fix default value.
17816 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
17818 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
17821 2008-01-11 Bob Wilson <bob.wilson@acm.org>
17823 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
17825 2008-01-11 James E. Wilson <wilson@specifix.com>
17828 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
17830 2008-01-11 Anatoly Sokolov <aesok@post.ru>
17832 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
17833 save/restore frame pointer register and don't use 'call-prologues'
17834 optimization in function with "OS_task" attribute.
17836 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
17838 PR middle-end/31309
17839 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
17840 when copying to memory.
17842 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
17844 PR rtl-optimization/30905
17845 * cfgcleanup.c: Include dce.h
17846 (crossjumps_occured): New global variable.
17847 (try_crossjump_bb): Exit loop after finding a fallthru edge.
17848 If something changed, set crossjumps_occured to true.
17849 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
17850 Don't add/remove fake edges to exit here...
17851 (cleanup_cfg): ...but do it here, when crossjumping.
17852 Run a fast DCE when successful crossjumps occured in the latest
17853 iteration of try_optimize_cfg.
17855 2008-01-11 Richard Guenther <rguenther@suse.de>
17857 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
17858 (struct vn_unary_op_s): Likewise.
17859 (vn_reference_insert): Free old reference on hash collision.
17861 2008-01-10 Raksit Ashok <raksit@google.com>
17863 PR rtl-optimization/27971
17864 * combine.c (find_split_point): Split PLUS expressions which are
17865 inside a MEM rtx, and whose first operand is complex.
17867 2008-01-10 DJ Delorie <dj@redhat.com>
17869 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
17870 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
17871 (m32c_hard_regno_ok): Call the underlying function.
17873 2008-01-10 Richard Guenther <rguenther@suse.de>
17875 PR middle-end/34683
17876 * tree-cfg.c (tree_merge_blocks): Do not go through the
17877 full-blown folding and stmt updating path if we just deal
17878 with virtual operands.
17879 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
17880 test for abnormal SSA_NAMEs.
17882 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
17884 PR middle-end/34641
17885 * reload.c (push_reload): Add assertions. All constants from
17886 reg_equiv_constant should have been used for replacing the respective
17888 (find_reloads_address): Invoke find_reloads_address_part for
17889 constant taken from the reg_equiv_constant array.
17891 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
17893 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
17894 field (valnum) the first in the struct. Replace bools with
17897 2008-01-10 Richard Guenther <rguenther@suse.de>
17899 PR tree-optimization/34651
17900 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
17901 types and ordering for masking and converting.
17903 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
17905 PR tree-optimization/34017
17906 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
17907 also for PHI_NODE expressions.
17909 2008-01-09 Jan Hubicka <jh@suse.cz>
17911 PR tree-optimization/34708
17912 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
17913 based on number of case labels.
17914 (init_inline_once): Remove switch_cost.
17915 * tree-inline.h (eni_weights_d): Remove switch_cost.
17917 2008-01-09 Richard Guenther <rguenther@suse.de>
17918 Andrew Pinski <andrew_pinski@playstation.sony.com>
17920 PR middle-end/30132
17921 * gimplify.c (gimplify_cond_expr): Do not create an addressable
17922 temporary if an rvalue is ok or an lvalue is not required.
17924 2008-01-09 Richard Guenther <rguenther@suse.de>
17926 PR middle-end/34458
17927 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
17928 adjust return type.
17930 2008-01-09 Richard Guenther <rguenther@suse.de>
17932 PR middle-end/34679
17933 * tree.c (host_integerp): Check for sizetype only if the
17934 type is an integer type.
17936 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
17939 * opts.c (decode_options): Disable inlining of functions called
17940 once if not in unit-at-a-time mode.
17942 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
17944 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
17946 2008-01-08 Richard Guenther <rguenther@suse.de>
17948 PR middle-end/31863
17949 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
17950 out early if the result will be unused.
17952 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17957 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17958 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17961 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
17963 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
17964 for vectorization tuned.
17966 2008-01-08 Richard Guenther <rguenther@suse.de>
17968 PR tree-optimization/34683
17969 * tree-ssa-operands.c (operand_build_cmp): Export.
17970 * tree-ssa-operands.h (operand_build_cmp): Declare.
17971 * tree-vn.c (vuses_compare): Remove.
17972 (sort_vuses): Use operand_build_cmp.
17973 (sort_vuses_heap): Likewise.
17974 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
17975 to re-use old VEC if available. Do not sort already sorted VUSEs.
17976 (vdefs_to_vec): Do not sort already sorted VDEFs.
17978 2008-01-08 Jakub Jelinek <jakub@redhat.com>
17980 PR middle-end/34694
17981 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
17983 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17986 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
17987 limitations of reciprocal sequences on x86 targets.
17989 2008-01-08 Richard Guenther <rguenther@suse.de>
17991 PR tree-optimization/34683
17992 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
17994 2008-01-07 Jakub Jelinek <jakub@redhat.com>
17997 * config/darwin.c (darwin_mergeable_string_section): Don't use
17998 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18000 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18003 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18004 negxf2. Macroize expander using X87MODEF mode iterator. Change
18005 predicates of op0 and op1 to register_operand.
18006 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18007 expander using X87MODEF mode iterator. Change predicates of
18008 op0 and op1 to register_operand.
18009 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18010 corresponding patterns and macroize using MODEF macro. Change
18011 predicates of op0 and op1 to register_operand and remove
18012 "m" constraint. Disparage "r" alternative with "!".
18013 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18014 macroize using X87MODEF macro. Change predicates of op0 and op1
18015 to register_operand and remove "m" constraint. Disparage "r"
18016 alternative with "!".
18017 (absneg splitter with memory operands): Remove.
18018 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18019 patterns and macroize using X87MODEF mode iterator.
18020 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18021 Change predicate of op1 to register_operand.
18022 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18023 for memory operands.
18025 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18027 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18029 2008-01-07 Richard Guenther <rguenther@suse.de>
18031 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18034 2008-01-07 Richard Guenther <rguenther@suse.de>
18036 PR tree-optimization/34683
18037 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18038 VOPs of the needed size to save memory. Use VEC_quick_push
18039 to save compile-time.
18040 (vdefs_to_vec): Likewise.
18042 2008-01-07 Sa Liu <saliu@de.ibm.com>
18044 * config/spu/spu.md (divdf3): Genetate inline code for double
18045 division. The implementation doesn't handle INF or NAN, therefore it
18046 only applies when -ffinite-math-only is given.
18048 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18051 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18052 * doc/cpp.texi ([Common Predefined Macros]): Document.
18054 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18056 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18057 order to use commutative addition instead of subtraction.
18059 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18060 Mircea Namolaru <namolaru@il.ibm.com>
18061 Vladimir Yanovsky <yanov@il.ibm.com>
18062 Revital Eres <eres@il.ibm.com>
18064 PR tree-optimization/34263
18065 * tree-outof-ssa.c (process_single_block_loop_latch,
18066 contains_tree_r): New functions.
18067 (analyze_edges_for_bb): Call process_single_block_loop_latch
18068 function to empty single-basic-block latch block if possible.
18070 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18072 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18074 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18076 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18078 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18080 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18082 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18084 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18086 PR tree-optimization/34618
18087 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18090 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18093 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18094 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18095 Update copyright year.
18097 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18098 Update copyright year.
18099 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18102 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18104 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18105 edge does not point to current bb before changing need_assert.
18107 2008-01-04 Richard Guenther <rguenther@suse.de>
18109 PR middle-end/34029
18110 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18111 for verifying purposes if they are is_gimple_min_invariant.
18113 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18115 PR tree-optimization/34448
18116 PR tree-optimization/34465
18117 * gimplify.c (gimplify_init_constructor): Add new parameter
18118 notify_temp_creation. Use it.
18119 (gimplify_modify_expr_rhs): Take volatiles into account when
18120 optimizing constructors.
18121 Do not optimize constructors if gimplify_init_constructor will dump to
18123 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18124 * gcc.c-torture/compile/pr34448.c: New.
18126 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18128 PR gcov-profile/34609
18129 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18130 return_slot if result is TREE_ADDRESSABLE.
18132 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18134 * config/mips/mips.md (sqrt_condition): Tweak comment.
18135 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18137 2008-01-03 Tom Tromey <tromey@redhat.com>
18140 * c-common.c (c_type_hash): Handle VLAs.
18142 2008-01-03 Jan Hubicka <jh@suse.cz>
18144 PR tree-optimization/31081
18145 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18146 0 when inlining and not inlining to first basic block.
18147 (remap_decl): When var is initialized to 0, don't set default_def.
18148 (expand_call_inline): Set entry_bb.
18149 * tree-inline.h (copy_body_data): Add entry_bb.
18151 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18154 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18157 PR tree-optimization/29484
18158 * tree-inline.c (inline_forbidden_p_2): New function.
18159 (inline_forbidden_p): Disallow inlining if some static var
18160 has an address of a local LABEL_DECL in its initializer.
18161 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18164 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18166 PR tree-optimization/34635
18167 * tree-data-ref.c (add_other_self_distances): Make sure that the
18168 evolution step is constant.
18170 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18172 PR middle-end/34608
18173 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18175 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18177 * tree-sra.c (scalarize_init): Insert the generate_element_init
18178 statements after the generate_element_zero statements.
18180 2008-01-02 Richard Guenther <rguenther@suse.de>
18182 PR middle-end/34093
18183 PR middle-end/31976
18184 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18185 for very large number of operands instead of ICEing.
18187 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18190 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18191 while stack probing.
18193 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18195 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18198 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18200 PR libmudflap/26442
18201 * tree-mudflap.c (mx_register_decls): Guard warning by
18202 !DECL_ARTIFICIAL check.
18204 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18206 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18207 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18208 sse5_perm<mode>): Fix constraints.