1 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5 expressions except for conversions to signed:1 bitfields. Handle
6 COND_EXPR with constant operands.
8 2008-08-13 Richard Guenther <rguenther@suse.de>
10 PR tree-optimization/15255
11 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
12 (struct oecount_s): New struct and VEC types.
14 (oecount_hash): New function.
15 (oecount_eq): Likewise.
16 (oecount_cmp): Likewise.
17 (zero_one_operation): New function.
18 (build_and_add_sum): Likewise.
19 (undistribute_ops_list): Perform un-distribution of multiplication
20 and division on the chain of summands.
21 (should_break_up_subtract): Also break up subtracts for factors.
22 (reassociate_bb): Delete dead visited statements.
23 Call undistribute_ops_list. Re-sort and optimize if it did something.
24 * passes.c (init_optimization_passes): Move DSE before
26 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
29 2008-08-12 Janis Johnson <janis187@us.ibm.com>
31 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
33 * doc/invoke.texi: Revert unintended checkin.
35 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
39 * gcc.c (include_spec_function): Tweak call to find_a_file.
41 2008-08-12 Jakub Jelinek <jakub@redhat.com>
44 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
46 * dojump.c (do_jump): Likewise.
48 PR tree-optimization/37084
49 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
50 if id->regimplify, don't assume stmt is a cast assignment.
52 2008-08-12 Anatoly Sokolov <aesok@post.ru>
54 * final.c (final_scan_insn): Use app_enable/app_disable functions.
56 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
59 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
62 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
64 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
65 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
67 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
68 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
69 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
70 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
71 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
73 * doc/tm.texi (Storage Layout): Remove documentation for
76 * simplify-rtx.c (simplify_binary_operation_1): Replace
77 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
79 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
81 * real.h (struct real_format): New member has_sign_dependent_rounding.
82 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
83 spu_single_format, ieee_double_format, mips_double_format,
84 motorola_double_format, ieee_extended_motorola_format,
85 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
86 ieee_extended_intel_96_round_53_format, ibm_extended_format,
87 mips_extended_format, ieee_quad_format, mips_quad_format,
88 vax_f_format, vax_d_format, vax_g_format): Initialize it.
89 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
91 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
92 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
93 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
94 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
95 (ROUND_TOWARDS_ZERO): Likewise.
97 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
98 (FLOAT_MODE_FORMAT): New macro.
99 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
100 (MODE_COMPOSITE_P): ... this new macro.
101 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
102 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
103 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
105 * flags.h: Include "real.h".
107 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
108 REAL_MODE_FORMAT_COMPOSITE_P.
109 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
111 * doc/tm.texi (Storage Layout): Remove documentation of
112 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
113 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
114 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
115 they only apply to libgcc2.a.
117 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
119 * config/spu/float_disf.c: New file.
120 * config/spu/float_unsdisf.c: New file.
121 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
122 (LIB2FUNCS_EXCLUDE): Define.
124 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
125 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
127 * real.h (struct real_format): New member round_towards_zero.
128 * real.c (round_for_format): Respect fmt->round_towards_zero.
129 (ieee_single_format, mips_single_format, motorola_single_format,
130 spu_single_format, ieee_double_format, mips_double_format,
131 motorola_double_format, ieee_extended_motorola_format,
132 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
133 ieee_extended_intel_96_round_53_format, ibm_extended_format,
134 mips_extended_format, ieee_quad_format, mips_quad_format,
135 vax_f_format, vax_d_format, vax_g_format): Initialize it.
136 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
138 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
139 real_format to choose rounding mode when calling MPFR functions.
140 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
141 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
143 * real.h (real_to_decimal_for_mode): Add prototype.
144 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
145 Respect target rounding mode when generating decimal representation.
146 (real_to_decimal): New stub for backwards compatibility.
147 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
148 real_to_decimal_for_mode instead of real_to_decimal.
150 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
152 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
153 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
155 * real.c (spu_single_format): New variable.
156 * real.h (spu_single_format): Declare.
158 * config/spu/spu.c (spu_override_options): Install SFmode format.
159 (spu_split_immediate): Use integer mode to operate on pieces of
160 floating-point values in all cases.
162 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
163 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
164 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
166 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
168 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
170 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
172 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
174 2008-08-12 Jakub Jelinek <jakub@redhat.com>
177 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
178 on the VAR_DECL instead of TYPE_READONLY on its type.
180 2008-08-12 Ira Rosen <irar@il.ibm.com>
182 * tree-vectorizer.c: Depend on langhooks.h.
183 (supportable_widening_operation): Add two arguments. Support double
185 (supportable_narrowing_operation): Likewise.
186 * tree-vectorizer.h (supportable_widening_operation): Add two
188 (supportable_narrowing_operation): Likewise.
189 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
190 supportable_widening_operation with correct arguments.
191 * tree-vect-transform.c (vectorizable_conversion): Likewise.
192 (vectorizable_type_demotion): Support double type conversions.
193 (vectorizable_type_promotion): Likewise.
194 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
196 2008-08-11 Michael Matz <matz@suse.de>
198 * i386/i386.c (override_options): Move initialisation from
199 flag_schedule_insns_after_reload to here from ...
200 (optimization_options): ... here.
202 2008-08-11 Jakub Jelinek <jakub@redhat.com>
204 PR rtl-optimization/36998
205 * dwarf2out.c (compute_barrier_args_size_1,
206 compute_barrier_args_size): Temporarily remove assertions.
208 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
211 * tree-ssa.c (struct walk_data): Add new flag
212 warn_possibly_uninitialized.
213 (warn_uninitialized_var): Use it.
214 (warn_uninitialized_vars): New.
215 (execute_early_warn_uninitialized): Call it.
216 (execute_late_warn_uninitialized): Likewise.
218 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
221 * reload1.c (gen_reload): Guard calls to get_secondary_mem
224 2008-08-09 Jan Hubicka <jh@suse.cz>
227 * optabs.c (maybe_emit_unop_insn): Remove produced code if
229 (expand_fix): Be prepared for expansion to fail.
230 (expand_sfix_optab): Remove instructions if expansion failed.
232 2008-08-09 Anatoly Sokolov <aesok@post.ru>
234 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
236 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
237 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
239 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
241 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
242 mips/t-libgcc-mips16 to tmake_file.
243 * config/mips/mips-protos.h (mips_call_type): New enum.
244 (mips_pic_base_register, mips_got_load): Declare.
245 (mips_restore_gp): Take an rtx argument.
246 (mips_use_pic_fn_addr_reg_p): Declare.
247 (mips_expand_call): Replace the sibcall_p argument with
248 a mips_call_type argument. Add a lazy_p parameter.
249 (mips_split_call): Declare.
250 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
251 (MIPS16_PIC_TEMP): Likewise.
252 (reg_class): Delete M16_NA_REGS.
253 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
254 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
255 (mips_split_hi_p): Declare.
256 * config/mips/mips.c (mips_split_hi_p): New array.
257 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
258 (mips_got_symbol_type_p): New function.
259 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
260 (mips16_stub_function_p): New function.
261 (mips16_local_function_p): Likewise.
262 (mips_use_pic_fn_addr_reg_p): Likewise.
263 (mips_cannot_force_const_mem): Return false for HIGHs.
264 Extend CONST_INT and symbolic handling to MIPS16, using
265 mips_symbol_insns to check that the base symbol type is a
266 legitimate constant. Reject GOT-based constants if
267 TARGET_MIPS16_PCREL_LOADS.
268 (mips_const_insns): Check targetm.cannot_force_const_mem when
269 decomposing a symbolic base and a large offset.
270 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
271 When calling a function that needs $25 from MIPS16 code,
272 move the target address into $25 separately and add a USE
274 (mips16_gp_pseudo_reg): Insert the initializer immediately
275 before the first real insn.
276 (mips_pic_base_register, mips_got_load): New functions.
277 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
278 parameter to LOW_OUT. Say that it can be any valid SET_SRC
279 when splitting a load-address operation. Split SYMBOL_GOT_DISP
280 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
281 (mips_call_tls_get_addr): Update the call to mips_expand_call,
282 also passing NULL_RTX rather than const0_rtx as the aux argument.
283 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
284 instead of TARGET_EXPLICIT_RELOCS.
285 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
286 (mips_load_call_address): Replace the sibcall_p argument with
287 a mips_call_type argument. Use mips_got_load.
288 (mips16_local_alias): New structure.
289 (mips16_local_aliases): New variable.
290 (mips16_local_aliases_hash): New function.
291 (mips16_local_aliases_eq): Likewise.
292 (mips16_local_alias): Likewise.
293 (mips16_stub_function): Likewise.
294 (mips16_build_function_stub): Create a local alias for the target
295 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
296 .cpload directive and an R_MIPS_NONE relocation for the target
297 function, then load the alias rather than the function itself.
298 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
299 (mips16_copy_fpr_return_value): Use mips16_stub_function and
300 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
301 (mips16_build_call_stub): Replace the FN parameter with an
302 FN_PTR parameter. Force the address into a register if it
303 isn't a call_insn_operand; don't rely on the caller to do this.
304 If a call to a locally-defined and locally-binding MIPS16
305 function must be made indirectly, redirect the call to the
306 function's local alias. Use mips16_stub_function_p,
307 mips16_stub_function, mips_expand_call and use_reg.
308 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
309 Use explicit %hi and %lo accesses where possible.
310 Use MIPS_CALL to generate the correct code form of a
311 jal instruction. Add clobbers of $18 instead of uses.
312 Update the call to mips_emit_call_insn.
313 (mips_expand_call): Replace the SIBCALL_P argument with a
314 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
315 Take a LAZY_P parameter. Call mips16_build_call_stub first,
316 allowing it to modify the call address. Update the calls to
317 mips_load_call_address and mips_emit_call_insn.
318 (mips_split_call): New function.
319 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
320 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
321 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
322 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
323 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
325 (mips_cprestore_slot): New function.
326 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
327 and use mips_cprestore_slot.
328 (mips_output_function_prologue): Handle TARGET_MIPS16 for
330 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
331 then use a copygp_mips16 instruction to set up $28.
332 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
333 (mips16_lay_out_constants): Call split_all_insns_noflow.
334 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
335 false if TARGET_MIPS16.
336 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
337 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
338 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
339 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
340 MIPS16 code. Allow MIPS16 o32 PIC.
341 (mips_override_options): Allow MIPS16 o32 PIC.
342 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
343 after reload if TARGET_USE_GOT.
344 (UNSPEC_COPYGP): New constant.
345 (length): Use a default length of 8 for MIPS16 GOT loads.
346 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
347 (*got_page<mode>): Check mips_split_hi_p.
348 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
349 (unspec_got<mode>, unspec_call<mode>): New expanders.
350 (load_got<mode>, load_call<mode>): Remove the length attributes.
351 Use a got attribute instead of a type attribute.
352 (copygp_mips16): New insn.
353 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
354 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
355 (sibcall, sibcall_value, call, call_value): Update the calls
357 (call_internal, call_value_internal): Use mips_split_call.
358 (call_value_multiple_internal): Likewise.
359 (call_split): Move after call_internal (the insn it is split from).
360 (call_internal_direct, call_value_internal_direct): Turn into
361 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
362 (call_direct_split, call_value_direct_split): New patterns.
363 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
364 and use M16_REGS instead of M16_NA_REGS.
365 * config/mips/predicates.md (const_call_insn_operand): Replace
366 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
367 mips_use_pic_fn_addr_reg_p check.
368 (move_operand): Reject HIGHs if mips_split_hi_p.
369 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
370 (__mips16_floatunsisf): Inline __mips16_floatsisf.
371 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
372 * config/mips/libgcc-mips16.ver: New file.
373 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
374 $(srcdir)/config/mips/libgcc-mips16.ver.
376 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
378 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
379 (mips_unspec_address, mips_unspec_offset_high): Likewise.
380 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
381 (mips16_cfun_returns_in_fpr_p): Likewise.
383 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
385 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
386 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
389 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
391 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
392 (FUNCTION_PROFILER): Save the static chain pointer into $2
393 beforehand and restore it aftewards.
394 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
395 address directly into $25 and call the function through $25;
396 do not clobber $3. Pad the DImode version to cover the space
397 left by the deleted $25 <- $3 move.
398 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
399 the removal of the $25 <- $3 move.
400 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
401 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
403 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
404 Daniel Jacobowitz <dan@codesourcery.com>
406 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
407 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
408 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
409 * config/mips/mips.c (mips_start_function_definition): New function.
410 (mips_end_function_definition): Likewise.
411 (mips_output_function_prologue): Use mips_start_function_definition.
412 (mips_output_function_epilogue): Use mips_end_function_definition.
413 (build_mips16_function_stub): Use mips_start_function_definition
414 and mips_end_function_definition.
415 (build_mips16_call_stub): Likewise.
417 2008-08-09 Richard Guenther <rguenther@suse.de>
419 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
420 * gimple.h (gimple_call_fn): Adjust comment.
421 (gimple_call_set_fndecl): New function.
422 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
423 longer having bare FUNCTION_DECL operand.
424 (gimple_call_return_type): Likewise.
425 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
427 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
428 (gimple_mod_pow2): Likewise.
429 (gimple_mod_subtract): Likewise.
430 (gimple_ic): Likewise.
431 (gimple_stringop_fixed_value): Likewise.
432 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
433 longer having bare FUNCTION_DECL operand.
434 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
435 * omp-low.c (optimize_omp_library_calls): Likewise.
436 * cgraphunit.c (update_call_expr): Likewise.
437 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
438 (execute_convert_to_rsqrt): Likewise.
439 * cfgexpand.c (gimple_to_tree): Simplify.
440 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
441 bare FUNCTION_DECL operand.
442 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
443 (convert_gimple_call): Use gimple_call_fndecl.
444 * c-common.c (c_warn_unused_result): Likewise.
446 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
449 * c-typeck.c (digest_init): Call verify_sequence_points from here.
450 (c_finish_return): Likewise.
451 (c_start_case): Likewise.
452 * c-common.c (warn_for_collisions_1): Use explicit location in
454 * c-parser.c (c_parser_condition): New. Call
455 verify_sequence_points.
456 (c_parser_paren_condition): Call c_parser_condition.
457 (c_parser_for_statement): Call c_parser_condition.
459 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
462 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
463 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
464 Moved from diagnostic.h
465 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
467 (emit_diagnostic): New.
468 (warning0, pedwarn0): Delete.
469 (warning, warning_at, pedwarn, permerror): Return bool.
470 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
471 Moved to diagnostic.c.
472 (struct diagnostic_context): Use correct type for
474 (diagnostic_report_diagnostic): Update declaration.
475 (emit_diagnostic): Declare.
476 * errors.c (warning): Return bool.
477 * errors.h (warning): Update declaration.
478 * toplev.h (warning0, pedwarn0): Delete.
479 (warning, warning_at, pedwarn, permerror): Return bool.
480 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
481 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
482 inform. Update all calls.
483 (diagnose_mismatched_decls): Check return value of warning/pedwarn
484 before giving informative note.
485 (implicit_decl_warning): Likewise.
486 * c-typeck.c (build_function_call): Likewise.
487 * tree-sssa.c (warn_uninit): Likewise.
488 * builtins.c (gimplify_va_arg_expr): Likewise.
490 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
493 * doc/invoke.texi (-Wextra): Move warning from here...
494 (-Wuninitialized): ... to here.
496 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
499 * flags.h (set_Wunused): Delete
500 * toplev.c (process_options): Handle Wunused flags here.
501 * opts.c (maybe_warn_unused_parameter): Delete.
502 (common_handle_option): Replace set_Wunused by warn_unused.
503 (set_Wextra): Do not handle Wunused-parameter here.
504 (set_Wunused): Delete.
505 * c-opts.c (c_common_handle_option): Replace set_Wunused by
507 * common.opt (Wunused): Add Var and Init.
508 (Wunused-function): Likewise.
509 (Wunused-label): Likewise.
510 (Wunused-parameter): Likewise.
511 (Wunused-value): Likewise.
512 (Wunused-variable): Likewise.
514 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
516 * doc/invoke.texi: Add cpu_type power7.
517 * config.in (HAVE_AS_VSX): New.
518 * config.gcc: Add cpu_type power7.
519 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
521 * configure: Regenerate.
522 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
524 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
525 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
526 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
528 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
530 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
531 type to vectorize.builtin_conversion.
532 (vectorizable_conversion): Likewise.
533 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
534 integral type as input.
535 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
537 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
538 and ALTIVEC_BUILTIN_VCTSXS.
539 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
542 2008-08-08 Richard Guenther <rguenther@suse.de>
544 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
545 (surely_varying_stmt_p): Calls are varying only if they are
546 non-builtin and not indirect or have no result.
547 (ccp_fold): Re-instantiate code before the tuples merge.
549 2008-08-08 Richard Guenther <rguenther@suse.de>
551 PR tree-optimization/37056
552 * gimple.h (gimple_assign_rhs_class): New helper function.
553 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
554 unary operations properly.
556 2008-08-07 Jan Hubicka <jh@suse.cz>
558 * i386.h (ix86_size_cost): Declare.
559 (ix86_cur_cost): New function macro.
560 * i386.md (peepholes expanding size and splitters): Predicate by
561 optimize_insn_for_speed_p.
562 (peepholes reduce size and splitters): Predicate by
563 optimize_insn_for_size_p.
564 * i386.c (ix86_size_cost): Rename from ...
565 (size_cost): This one.
566 (override_options): Update.
567 (decide_alg): Likewise.
568 (ix86_expand_clear): Use RTL profile.
569 (ix86_pad_returns): Use RTL profile.
571 2008-08-07 Jan Hubicka <jh@suse.cz>
573 * recog.c (split_all_insns): Set RTL profile
574 (peephole2_optimize): Likewise.
575 * function.c (thread_prologue_and_epilogue_insns): Likewise.
576 * combine.c (combine_instructions): Likewise.
578 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
580 * c-common.c (c_common_reswords): Also warn about keyword "bool".
582 2008-08-07 Bob Wilson <bob.wilson@acm.org>
584 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming value
585 in a6 after the set_frame_ptr insn.
587 2008-08-07 Richard Henderson <rth@redhat.com>
590 * gcc.c (cpp_options): Pass along -g*.
592 2008-08-07 Joseph Myers <joseph@codesourcery.com>
594 * config/arm/arm.c (output_move_neon): Update comment describing
595 big-endian vector layout.
596 (arm_assemble_integer): Do not handle big-endian NEON vectors
598 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
599 neon_vget_lane<mode>_sext_internal,
600 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
601 element indices for big-endian.
603 2008-08-07 Richard Henderson <rth@redhat.com>
605 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
606 * configure, config.in: Rebuild.
607 * debug.h (dwarf2out_do_cfi_asm): Declare.
608 * c-cppbuiltin.c (c_cpp_builtins): Use it.
609 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
610 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
611 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
613 2008-08-07 Joseph Myers <joseph@codesourcery.com>
615 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
616 movv2si_internal): Combine into mov<mode>_internal.
617 (movv2si_internal_2): Remove.
619 2008-08-07 Jan Hubicka <jh@suse.cz>
622 * i386.md (single stringop patterns): Enable unconditionally.
624 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
627 * config/i386/emmintrin.h (_mm_move_epi64): Use
628 __builtin_ia32_movq128.
630 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
631 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
633 * config/i386/sse.md (sse2_movq128): New.
635 * doc/extend.texi: Document __builtin_ia32_movq128.
637 2008-08-07 Richard Guenther <rguenther@suse.de>
640 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
641 pointers can access anything.
643 2008-08-06 Jan Hubicka <jh@suse.cz>
645 * optabs.c (emit_unop_insn): Break out to ...
646 (maybe_emit_unop_insn): ... this one.
647 (expand_sfix_optab): Use maybe variant.
648 * optabs.h (maybe_emit_unop_insn): Declare.
650 * i386.md (mov0 patterns): Enable by default.
651 (FP conversion expanders): Disable expansion of code expanding
652 sequences when instruction should be optimized for size.
653 (single strinop patterns): Enable when optimizing for size.
654 (string expanders): Disable expanding of code expanding sequences
655 when optimizning instruction for size.
656 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
658 (ix86_fp_comparison_sahf_cost): Likewise.
659 (ix86_expand_branch): Likewise.
660 (ix86_expand_ashl_const): Likewise.
661 (ix86_split_ashl): Likewise.
662 (ix86_expand_strlen): Likewise.
663 (ix86_emit_fp_unordered_jump): Likewie.
665 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
667 * c-common.c: Fix typo.
668 (c_common_reswords): Activate more C++ keyword warnings.
670 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
672 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
675 * diagnostic.c (permerror_at): New.
676 * toplev.h (permerror_at): Declare.
678 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
679 Ira Rosen <irar@il.ibm.com>
681 * tree-vect-transform.c (vect_model_simple_cost): Return
682 immediately if stmt is pure SLP.
683 (vect_model_store_cost): Ditto.
684 (vect_model_load_cost): Ditto.
685 (vectorizable_store): Remove PURE_SLP check before call
686 to vect_model_store_cost.
687 (vect_model_store_cost): When checking whether stmt describe
688 strided access, add a check that it is not slp_node.
690 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
693 * c-common.c (warn_for_sign_compare): New. Handle separately the
694 case that 'constant' is zero.
695 * c-typeck.c (build_binary_op): Move code to c-common.c
697 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
699 * config/alpha/alpha.c (alpha_preferred_reload_class,
700 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
701 alpha_output_mi_thunk_osf): Avoid C++ keywords.
702 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
703 * config/arm/arm.md: Likewise.
704 * config/avr/avr-protos.h (preferred_reload_class,
705 test_hard_reg_class, avr_simplify_comparison_p,
706 out_shift_with_cnt, class_max_nregs): Likewise.
707 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
708 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
709 preferred_reload_class, test_hard_reg_class): Likewise.
710 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
711 bfin_memory_move_cost, bfin_secondary_reload,
712 bfin_output_mi_thunk): Likewise.
713 * config/crx/crx.c (crx_secondary_reload_class,
714 crx_memory_move_cost): Likewise.
715 * config/frv/frv-protos.h (frv_secondary_reload_class,
716 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
717 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
718 frv_secondary_reload_class, frv_class_likely_spilled_p,
719 frv_class_max_nregs): Likewise.
720 * config/h8300/h8300.c (h8300_classify_operand,
721 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
723 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
724 * config/ia64/ia64.c (ia64_preferred_reload_class,
725 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
726 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
727 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
729 * config/m68hc11/m68hc11.c (preferred_reload_class,
730 m68hc11_memory_move_cost): Likewise.
731 * config/mcore/mcore.c (mcore_secondary_reload_class,
732 mcore_reload_class): Likewise.
733 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
734 mips_class_max_nregs, mips_cannot_change_mode_class,
735 mips_preferred_reload_class, mips_secondary_reload_class,
736 mips_output_mi_thunk): Likewise.
737 * config/mmix/mmix.c (mmix_preferred_reload_class,
738 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
740 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
742 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
743 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
744 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
745 * config/rs6000/rs6000.c (paired_expand_vector_init,
746 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
747 compare_section_name, rs6000_memory_move_cost): Likewise.
748 * config/s390/s390.c (s390_emit_compare_and_swap,
749 s390_preferred_reload_class, s390_secondary_reload,
750 legitimize_pic_address, legitimize_tls_address,
751 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
752 s390_class_max_nregs): Likewise.
753 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
754 * config/s390/s390.md: Likewise.
755 * config/score/score-protos.h (score_secondary_reload_class,
756 score_preferred_reload_class): Likewise.
757 * config/score/score.c (score_preferred_reload_class,
758 score_secondary_reload_class): Likewise.
759 * config/score/score3.c (score3_output_mi_thunk,
760 score3_preferred_reload_class, score3_secondary_reload_class,
761 score3_hard_regno_mode_ok): Likewise.
762 * config/score/score3.h (score3_preferred_reload_class,
763 score3_secondary_reload_class): Likewise.
764 * config/score/score7.c (score7_output_mi_thunk,
765 score7_preferred_reload_class, score7_secondary_reload_class,
766 score7_hard_regno_mode_ok): Likewise.
767 * config/score/score7.h (score7_preferred_reload_class,
768 score7_secondary_reload_class): Likewise.
769 * config/sh/sh.c (prepare_move_operands, output_far_jump,
770 output_branchy_insn, add_constant, gen_block_redirect,
771 sh_insn_length_adjustment, sh_cannot_change_mode_class,
772 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
774 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
775 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
776 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
777 xstormy16_preferred_reload_class): Likewise.
778 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
779 xtensa_expand_atomic, override_options,
780 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
782 * reorg.c (try_merge_delay_insns): Likewise.
783 * tree.c (merge_dllimport_decl_attributes): Likewise.
785 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
787 2008-08-06 Michael Matz <matz@suse.de>
789 * Makefile.in (write_entries_to_file): Quote words.
790 * gengtype.c: (read_input_line): Skip over leading white-space.
792 2008-08-06 Marc Gauthier <marc@tensilica.com>
794 * config.gcc: Match more processor names for Xtensa.
795 * configure.ac: Likewise.
796 * doc/install.texi (Specific): Likewise.
797 * configure: Regenerate.
799 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
801 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
802 * calls.c (avoid_likely_spilled_reg): Likewise.
803 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
804 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
805 * config/i386/i386.c (ix86_expand_special_args_builtin,
806 ix86_secondary_reload): Likewise.
807 * except.c (struct eh_region, gen_eh_region_catch,
808 remove_unreachable_regions, duplicate_eh_regions,
809 assign_filter_values, build_post_landing_pads,
810 sjlj_find_directly_reachable_regions, remove_eh_handler,
811 reachable_next_level, foreach_reachable_handler,
812 can_throw_internal_1, can_throw_external_1,
813 collect_one_action_chain): Likewise.
814 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
815 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
816 * function.c (update_temp_slot_address, instantiate_new_reg,
817 instantiate_virtual_regs_in_rtx,
818 instantiate_virtual_regs_in_insn): Likewise.
819 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
820 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
821 gimplify_cleanup_point_expr): Likewise.
822 * ipa-cp.c (ipcp_lattice_changed): Likewise.
823 * passes.c (next_pass_1): Likewise.
824 * print-tree.c (print_node_brief, print_node): Likewise.
825 * profile.c (branch_prob): Likewise.
826 * tree-dump.c (dump_register): Likewise.
827 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
829 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
830 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
831 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
832 copy_arguments_for_versioning, copy_static_chain): Likewise.
833 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
834 add_new_name_mapping, register_new_name_mapping): Likewise.
835 * tree-mudflap.c (mf_xform_derefs): Likewise.
836 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
837 get_init_expr, combine_chains): Likewise.
838 * tree-pretty-print.c (dump_generic_node): Likewise.
839 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
840 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
841 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
842 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
844 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
847 * calls.c (expand_call): Use the biggest preferred stack
850 2008-08-06 Michael Matz <matz@suse.de>
853 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
854 for reused reload, instead of overwriting them.
856 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
859 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
860 for incoming stack boundary.
862 * function.c (assign_parm_find_entry_rtl): Update
865 * function.h (rtl_data): Add parm_stack_boundary.
867 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
868 parm_stack_boundary for incoming stack boundary.
870 2008-08-06 Joseph Myers <joseph@codesourcery.com>
872 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
873 for unrepresentable subregs or treat them as equal to other regs
874 or subregs with the same register number.
876 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
879 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
882 2008-08-06 Jan Hubicka <jh@suse.cz>
884 * predict.c (maybe_hot_frequency_p): When profile is absent, all
885 frequencies might be hot.
887 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
889 * reload.c (find_reloads): Force constants into literal pool
890 also if they are wrapped in a SUBREG.
892 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
895 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
896 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
897 Don't allow predicated instructions for data speculation.
898 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
901 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
903 * haifa-sched.c (extend_global): Split to extend_global_data and
904 extend_region_data. Update all uses.
905 (extend_all): Rename to extend_block_data.
907 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
909 * sched-rgn.c (new_ready): Check if instruction can be
910 speculatively scheduled before attempting speculation.
911 (debug_rgn_dependencies): Remove wrongful assert.
913 2008-08-05 Bob Wilson <bob.wilson@acm.org>
915 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
917 2008-08-05 Bob Wilson <bob.wilson@acm.org>
919 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
920 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
921 va_size, and type_size.
923 2008-08-04 Jason Merrill <jason@redhat.com>
926 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
927 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
929 2008-08-05 Richard Henderson <rth@redhat.com>
931 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
932 * configure: Rebuild.
934 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
937 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
938 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
941 2008-08-05 Richard Henderson <rth@redhat.com>
943 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
944 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
945 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
946 * common.opt (fdwarf2-cfi-asm): New.
947 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
948 * config.in, configure: Rebuild.
949 * dwarf2asm.c (dw2_asm_output_data_raw): New.
950 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
951 (dw2_force_const_mem): Externalize.
952 * dwarf2asm.h: Update.
953 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
954 generate a real label.
955 (output_cfi_directive): New.
956 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
957 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
958 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
960 (dwarf2out_end_epilogue): Emit .cfi_endproc.
961 (output_loc_operands_raw, output_loc_sequence_raw): New.
962 (output_cfa_loc_raw): New.
964 2008-08-05 Paul Brook <paul@codesourcery.com>
966 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
967 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
968 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
969 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
970 * config/arm/arm.h (TARGET_VFPD32): Define.
971 (TARGET_VFP3): Use TARGET_VFPD32.
972 (fputype): Add FPUTYPE_VFP3D16.
973 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
974 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
975 * config/arm/arm-cores.def: Add cortex-r4f.
976 * config/arm/arm-tune.md: Regenerate.
978 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
980 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
981 Reword some comments throughout the file.
983 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
984 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
985 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
986 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
988 (MFC_START_ENABLE): Remove PPU-only define.
989 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
990 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
992 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
993 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
994 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
995 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
996 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
997 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
998 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1000 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1001 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1002 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1003 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1005 (spu_read_machine_status): Fix typo.
1007 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1009 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1010 SUBREG of multi-word hard register.
1011 * config/spu/spu.c (valid_subreg): Likewise.
1012 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1014 2008-08-04 Richard Guenther <rguenther@suse.de>
1016 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1017 the candidate with the stripped base if that base is different
1018 from the original base even for offset zero.
1020 2008-08-04 Richard Guenther <rguenther@suse.de>
1023 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1024 check for no_overflow.
1026 2008-08-04 Richard Guenther <rguenther@suse.de>
1028 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1030 2008-08-04 Paul Brook <paul@codesourcery.com>
1032 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1033 (arm_order_regs_for_local_alloc): New function.
1034 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1036 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1038 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1042 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1043 (ix86_expand_epilogue): Likewise.
1045 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1047 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1050 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1052 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1053 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1054 (*movv2sf_internal_rex64): Ditto.
1056 2008-08-03 Jan Hubicka <jh@suse.cz>
1058 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1059 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1060 * expmed.c (expand_smod_pow2): Likewise.
1062 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1065 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1066 alternative 0 of operand 1.
1067 (*vec_concatv2di_rex64_sse): Ditto.
1068 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1070 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1071 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1072 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1073 (*movv2sf_internal_rex64): Ditto.
1075 2008-08-02 Richard Guenther <rguenther@suse.de>
1078 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1079 (ssedoublesizemode): New mode attribute.
1080 (sse_shufps): Call gen_sse_shufps_v4sf.
1081 (sse_shufps_1): Macroize.
1082 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1083 (sse2_shufpd_1): Macroize.
1084 (vec_extract_odd, vec_extract_even): New expanders.
1085 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1086 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1087 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1088 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1089 (ix86_expand_vector_set): Likewise.
1090 (ix86_expand_reduc_v4sf): Likewise.
1092 2008-08-01 Doug Kwan <dougkwan@google.com>
1094 * matrix-reorg.c: Re-enable all code.
1095 (struct malloc_call_data): Change CALL_STMT to gimple type.
1096 (collect_data_for_malloc_call): Tuplify.
1097 (struct access_site_info): Change STMT to gimple type.
1098 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1099 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1100 (struct free_info): Change STMT to gimple type.
1101 (struct matrix_access_phi_node): Change PHI to gimple type.
1102 (get_inner_of_cast_expr): Remove.
1103 (may_flatten_matrices_1): Tuplify.
1104 (may_flatten_matrices): Ditto.
1105 (mark_min_matrix_escape_level): Ditto.
1106 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1107 (ssa_accessed_in_call_rhs): New
1108 (ssa_accessed_in_assign_rhs): New
1109 (record_access_alloc_site_info): Tuplify.
1110 (add_allocation_site): Ditto.
1111 (analyze_matrix_allocation_site): Ditto.
1112 (analyze_transpose): Ditto.
1113 (get_index_from_offset): Ditto.
1114 (update_type_size): Ditto.
1115 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1116 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1117 (analyze_accesses_for_phi_node): Tuplify.
1118 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1119 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1120 (analyze_matrix_accesses): Tuplify.
1121 (check_var_data): New call-back type for check_var_notmodified_p.
1122 (check_var_notmodified_p): Tuplify and use call-back struct to
1123 return statement found.
1124 (can_calculate_expr_before_stmt): Factor out statement related code
1126 (can_calculate_stmt_before_stmt): New.
1127 (check_allocation_function): Tuplify.
1128 (find_sites_in_func): Ditto.
1129 (record_all_accesses_in_func): Ditto.
1130 (transform_access_sites): Ditto.
1131 (transform_allocation_sites): Ditto.
1132 (matrix_reorg): Re-enable.
1133 (gate_matrix_reorg): Re-enable.
1135 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1137 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1138 for labels for which it hasn't been set yet. If it has been set,
1139 stop walking insns and continue with next worklist item.
1140 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1141 if the only BARRIER is at the very end of a function.
1143 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1145 * cfgexpand.c (expand_stack_alignment): Assert that
1146 stack_realign_drap and drap_rtx must match.
1148 * function.c (instantiate_new_reg): If DRAP is used to realign
1149 stack, replace virtual_incoming_args_rtx with internal arg
1152 2008-08-01 Richard Guenther <rguenther@suse.de>
1154 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1155 loop information only if we initialized it.
1156 (execute_pre): Call fini_pre with in_fre.
1157 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1158 if we do not unroll because we hit max-completely-peeled-insns.
1159 Use our estimation for consistency, do allow shrinking.
1161 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1163 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1164 with MIN_STACK_BOUNDARY.
1165 (ix86_update_stack_boundary): Likewise.
1166 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1169 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1170 (MIN_STACK_BOUNDARY): This.
1172 2008-08-01 Richard Guenther <rguenther@suse.de>
1175 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1177 2008-08-01 Richard Guenther <rguenther@suse.de>
1179 PR tree-optimization/36988
1180 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1181 do not matter if that doesn't change volatile qualification.
1183 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1185 * configure.ac: Do not generate libada-mk. Do not subst
1187 * libada-mk.in: Remove.
1188 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1189 * configure: Regenerate.
1191 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1193 * tree-pass.h: Added comment about not dumping passes with name
1194 starting with star in struct opt_pass.
1195 * passes.c (register_dump_files_1): Don't do dump for a pass with
1196 name starting with star.
1197 * doc/passes.texi (Pass manager): Mention pass names and special
1198 meaning of star prefix to avoid dump.
1200 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1202 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1204 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1205 (ISA_MIPS64R2): New macro.
1206 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1207 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1208 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1209 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1210 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1211 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1212 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1213 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1214 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1215 Move up to keep list alphabetically sorted.
1216 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1217 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1219 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1220 (-march=@var{arch}): Add mips64r2.
1222 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1224 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1226 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1228 * expr.c (expand_assignment): Check for complete type.
1230 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1233 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1235 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1236 for stack alignment.
1238 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1240 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1242 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1243 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1245 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1247 PR rtl-optimization/36419
1248 * dwarf2out.c (barrier_args_size): New variable.
1249 (compute_barrier_args_size, compute_barrier_args_size_1): New
1251 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1252 if not called yet in the current function, use barrier_args_size
1253 array to find the new args_size value.
1254 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1256 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1259 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1262 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1265 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1266 (dwarf2out_stack_adjust): Use it.
1267 (dwarf2out_frame_debug_expr): Likewise.
1269 2008-07-31 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/36978
1272 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1273 the generated condition.
1275 2008-07-31 Richard Guenther <rguenther@suse.de>
1277 * passes.c (init_optimization_passes): Always call
1278 pass_early_warn_uninitialized.
1279 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1280 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1281 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1283 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1286 * builtins.c (maybe_emit_free_warning): New function.
1287 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1288 maybe_emit_free_warning for BUILT_IN_FREE.
1291 * dwarf2out.c (get_context_die): New function.
1292 (force_decl_die, force_type_die): Use it.
1293 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1294 returns NULL, force generation of DW_TAG_typedef and put that into
1297 PR preprocessor/36649
1298 * c-pch.c (c_common_read_pch): Save and restore
1299 line_table->trace_includes across PCH restore.
1301 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1304 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1306 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1309 * final.c (call_from_call_insn): Handle COND_EXEC.
1311 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1313 * builtins.c (std_gimplify_va_arg_expr): Replace
1314 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1315 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1317 2008-07-30 Joey Ye <joey.ye@intel.com>
1318 H.J. Lu <hongjiu.lu@intel.com>
1320 * builtins.c (expand_builtin_setjmp_receiver): Replace
1321 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1322 (expand_builtin_apply_args_1): Likewise.
1323 (expand_builtin_longjmp): Need DRAP for stack alignment.
1324 (expand_builtin_apply): Likewise.
1326 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1327 instead of assign_stack_local to allow alignment reduction.
1329 * calls.c (emit_call_1): Need DRAP for stack alignment if
1331 (expand_call): Replace virtual_incoming_args_rtx with
1332 crtl->args.internal_arg_pointer.
1333 * stmt.c (expand_nl_goto_receiver): Likewise.
1335 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1336 alignment and store to stack_alignment_estimated and
1337 max_used_stack_slot_alignment.
1338 (expand_one_var): Likewise.
1339 (expand_stack_alignment): New function.
1340 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1341 and stack_alignment_estimated fields in rtl_data. Call
1342 expand_stack_alignment at end.
1344 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1345 (MAX_STACK_ALIGNMENT): Likewise.
1346 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1347 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1349 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1350 stack alignment when generating virtual registers.
1352 * function.c (assign_stack_local): Renamed to ...
1353 (assign_stack_local_1): This. Add a parameter to indicate
1354 if it is OK to reduce alignment.
1355 (assign_stack_local): Use it.
1356 (instantiate_new_reg): Instantiate virtual incoming args rtx
1357 to vDRAP if stack realignment and DRAP is needed.
1358 (assign_parms): Collect parameter/return type alignment and
1359 contribute to stack_alignment_estimated.
1360 (locate_and_pad_parm): Likewise.
1361 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1362 with crtl->args.internal_arg_pointer.
1364 * function.h (rtl_data): Add new field drap_reg,
1365 max_used_stack_slot_alignment, stack_alignment_estimated,
1366 stack_realign_needed, need_drap, stack_realign_processed and
1367 stack_realign_finalized.
1368 (stack_realign_fp): New macro.
1369 (stack_realign_drap): Likewise.
1371 * global.c (compute_regsets): Frame pointer is needed when
1372 stack is realigned. Can eliminate frame pointer when stack is
1373 realigned and dynamic realigned argument pointer isn't used.
1375 * reload1.c (update_eliminables): Frame pointer is needed
1376 when stack is realigned.
1377 (init_elim_table): Can eliminate frame pointer when stack is
1378 realigned and dynamic realigned argument pointer isn't used.
1380 * rtl.h (assign_stack_local_1): Declare new funtion.
1382 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1383 (TARGET_GET_DRAP_RTX): Likewise.
1384 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1385 TARGET_GET_DRAP_RTX.
1387 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1389 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1390 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1392 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1393 H.J. Lu <hongjiu.lu@intel.com>
1395 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1396 vdrap_reg, stack_realign and drap_reg_saved.
1397 (add_cfi): Don't allow redefining CFA when DRAP is used.
1398 (reg_save): Handle stack alignment.
1399 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1400 alignment. Don't generate DWARF information for (set fp sp)
1402 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1404 (int_loc_descriptor): Move prototype forward. Also define if
1405 DWARF2_UNWIND_INFO is true.
1406 (output_cfa_loc): Handle DW_CFA_expression.
1407 (build_cfa_aligned_loc): New.
1408 (based_loc_descr): Update assert for stack realign. For local
1409 variables, use sp+offset when stack is aligned without drap and
1410 fp+offset when stack is aligned with drap. For arguments, use
1411 cfa+offset when drap is used to align stack.
1413 2008-07-30 Joey Ye <joey.ye@intel.com>
1414 H.J. Lu <hongjiu.lu@intel.com>
1416 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1418 (ix86_gen_andsp): New.
1419 (ix86_user_incoming_stack_boundary): Likewise.
1420 (ix86_default_incoming_stack_boundary): Likewise.
1421 (ix86_incoming_stack_boundary): Likewise.
1422 (ix86_can_eliminate): Likewise.
1423 (find_drap_reg): Likewise.
1424 (ix86_update_stack_boundary): Likewise.
1425 (ix86_get_drap_rtx): Likewise.
1426 (ix86_finalize_stack_realign_flags): Likewise.
1427 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1428 (TARGET_GET_DRAP_RTX): Likewise.
1429 (override_options): Overide option value for new options.
1430 (ix86_function_ok_for_sibcall): Remove check for
1431 force_align_arg_pointer.
1432 (ix86_handle_cconv_attribute): Likewise.
1433 (ix86_function_regparm): Likewise.
1434 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1435 (ix86_va_start): Replace virtual_incoming_args_rtx with
1436 crtl->args.internal_arg_pointer.
1437 (ix86_select_alt_pic_regnum): Check DRAP register.
1438 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1439 (ix86_compute_frame_layout): Compute frame layout wrt stack
1441 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1442 (ix86_expand_prologue): Decide if stack realignment is needed
1443 and generate prologue code accordingly.
1444 (ix86_expand_epilogue): Generate epilogue code wrt stack
1445 realignment is really needed or not.
1447 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1448 (ABI_STACK_BOUNDARY): Likewise.
1449 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1450 (STACK_REALIGN_DEFAULT): Likewise.
1451 (INCOMING_STACK_BOUNDARY): Likewise.
1452 (MAX_STACK_ALIGNMENT): Likewise.
1453 (ix86_incoming_stack_boundary): Likewise.
1454 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1455 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1456 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1457 (machine_function): Remove force_align_arg_pointer.
1459 * config/i386/i386.md (BX_REG): New.
1460 (R13_REG): Likewise.
1462 * config/i386/i386.opt (mforce_drap): New.
1463 (mincoming-stack-boundary): Likewise.
1464 (mstackrealign): Add Init(-1).
1466 * config/i386/i386-protos.h (ix86_can_eliminate): New
1468 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1470 * doc/extend.texi: Update force_align_arg_pointer.
1472 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1475 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1476 (INCOMING_STACK_BOUNDARY): Likewise.
1477 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1478 (TARGET_GET_DRAP_RTX): Likewise.
1480 2008-07-30 Andreas Schwab <schwab@suse.de>
1482 PR rtl-optimization/36929
1483 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1484 add_insn_before and fix argument order.
1485 (replace_inc_dec_mem): Handle NULL rtx.
1487 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1489 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1491 (arm_compute_initial_elimination_offset): Use it.
1492 (arm_compute_save_reg_mask): Include static chain save slot when
1493 calculating alignment.
1494 (arm_get_frame_offsets): Ditto.
1495 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1496 that we can use to decrement the stack when the stack decrement
1497 could be too big for an immediate value in a single insn.
1498 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1500 2008-07-30 Richard Guenther <rguenther@suse.de>
1502 PR tree-optimization/36967
1503 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1504 Release defs of statements we remove.
1506 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1508 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
1509 instead of NULL_RTVEC.
1511 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1515 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
1518 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1520 * final.c (call_from_call_insn): New.
1521 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
1523 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
1525 * configure.ac: Substitute ADA_CFLAGS.
1526 * configure: Regenerate.
1527 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
1528 * Makefile.in: Remove mention of X_* variables.
1529 * config/pa/x-ada-hpux10: Remove.
1530 * config/pa/x-ada: Remove.
1532 * doc/fragments.texi: Update.
1534 2008-07-30 Olivier Hainque <hainque@adacore.com>
1536 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
1537 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
1538 __dso_handle explicitly here.
1540 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1543 * c-typeck.c (build_binary_op): Encapsulate code into...
1544 * c-common.c (shorten_binary_op): ...this new function.
1545 (conversion_warning): Use the new function. Handle non-negative
1546 constant in bitwise-and.
1547 * c-common.h (shorten_binary_op): Declare.
1549 2008-07-30 Olivier Hainque <hainque@adacore.com>
1551 * scan.c (make_sstring_space): Add explicit conversions of
1552 allocator's return value.
1553 * fix-header.c (recognized_function): Likewise.
1555 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1557 * doc/cpp.texi: Update to GFDL 1.2.
1558 * doc/gcc.texi: Do not list GPL as Invariant Section.
1559 * doc/gccint.texi: Likewise. Update copyright years.
1560 * doc/install.texi: Update copyright years.
1562 2008-07-30 Alan Modra <amodra@bigpond.net.au>
1565 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
1566 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
1568 2008-07-29 Jan Hubicka <jh@suse.cz>
1570 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
1571 (grokdeclarator): Likewise.
1572 * langhooks.c (lhd_warn_unused_global_decl): Use
1573 DECL_DECLARED_INLINE_P.
1574 * print-tree.c (print_node): Remove DECL_INLINE check.
1576 2008-07-29 Richard Guenther <rguenther@suse.de>
1578 PR tree-optimization/36945
1579 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
1580 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
1581 Record invariant addresses un-decomposed.
1582 (copy_reference_ops_from_call): Record reference call
1583 arguments properly. Simplify.
1584 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
1585 helper split out from ...
1586 (create_component_ref_by_pieces): ... here. Simplify.
1587 Prepare for recursive invocation for call arguments.
1588 (create_expression_by_pieces): Adjust call to
1589 create_component_ref_by_pieces.
1590 (compute_avail): Process operand 2 of reference ops.
1592 2008-07-29 Richard Guenther <rguenther@suse.de>
1594 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
1596 2008-07-29 Jakub Jelinek <jakub@redhat.com>
1598 * c-format.c (check_format_types): Revert unwanted checkin.
1600 2008-07-29 Jan Hubicka <jh@suse.cz>
1602 * flags.h (flag_really_no_inline): Remove.
1603 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
1604 * toplev.c (flag_really_no_inline): Remove.
1605 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
1606 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
1607 (cgraph_decide_inlining_incrementally): Likewise.
1608 (compute_inline_parameters): Likewise.
1609 * opts.c (decode_options): Simplify.
1610 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
1611 * common.opt (finline): Initialize to 1.
1612 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
1614 2008-07-29 Jan Hubicka <jh@suse.cz>
1616 * predict.c (always_optimize_for_size_p): New function.
1617 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1618 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1619 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
1621 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
1622 * function.c (prepare_function_start): Set default profile.
1623 * function.h (rtl_data): Add maybe_hot_insn_p.
1624 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
1625 (construct_exit_block): Likewise.
1626 (tree_expand_cfg): Likewise.
1628 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1629 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1630 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1631 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
1634 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1637 * c-decl.c (merge_decls): Merge USED flags.
1639 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1641 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
1642 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
1643 next_stack, lab_false and lab_over trees.
1645 2008-07-28 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/36957
1648 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
1649 (useless_type_conversion_p): Remove.
1650 (types_compatible_p): Remove.
1651 * gimple.h (tree_ssa_useless_type_conversion): Declare.
1652 (useless_type_conversion_p): Declare.
1653 (types_compatible_p): Declare.
1654 (gimple_expr_type): Return the base type only if it is
1655 trivially convertible to the subtype.
1657 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
1659 * configure.ac: Use the m4_do macro to concatenate the warnings into
1660 one string in ACX_PROG_CC_WARNING_OPTS,
1661 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
1662 * configure: Regenerate.
1664 2008-07-28 Richard Guenther <rguenther@suse.de>
1666 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
1667 (insert_fake_stores): Remove.
1668 (realify_fake_stores): Likewise.
1669 (execute_pre): Remove dead code.
1670 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
1671 (find_func_aliases): Deal with it here instead.
1672 Re-enable gcc_unreachable call.
1674 2008-07-28 Richard Guenther <rguenther@suse.de>
1676 Merge from gimple-tuples-branch.
1678 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
1679 * gimple.def: New file.
1680 * gsstruct.def: Likewise.
1681 * gimple-iterator.c: Likewise.
1682 * gimple-pretty-print.c: Likewise.
1683 * tree-gimple.c: Removed. Merged into ...
1684 * gimple.c: ... here. New file.
1685 * tree-gimple.h: Removed. Merged into ...
1686 * gimple.h: ... here. New file.
1688 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
1689 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
1690 --enable-checking=gimple flag.
1691 * config.in: Likewise.
1692 * configure: Regenerated.
1694 * tree-ssa-operands.h: Tuplified.
1695 * tree-vrp.c: Likewise.
1696 * tree-loop-linear.c: Likewise.
1697 * tree-into-ssa.c: Likewise.
1698 * tree-ssa-loop-im.c: Likewise.
1699 * tree-dump.c: Likewise.
1700 * tree-complex.c: Likewise.
1701 * cgraphbuild.c: Likewise.
1702 * tree-ssa-threadupdate.c: Likewise.
1703 * tree-ssa-loop-niter.c: Likewise.
1704 * tree-pretty-print.c: Likewise.
1705 * tracer.c: Likewise.
1706 * gengtype.c: Likewise.
1707 * tree-loop-distribution.c: Likewise.
1708 * tree-ssa-loop-unswitch.c: Likewise.
1709 * cgraph.c: Likewise.
1710 * cgraph.h: Likewise.
1711 * tree-ssa-loop-manip.c: Likewise.
1712 * value-prof.c: Likewise.
1713 * tree-ssa-loop-ch.c: Likewise.
1714 * tree-tailcall.c: Likewise.
1715 * value-prof.h: Likewise.
1718 * tree-pass.h: Likewise.
1719 * ipa-cp.c: Likewise.
1720 * tree-scalar-evolution.c: Likewise.
1721 * tree-scalar-evolution.h: Likewise.
1722 * target.h: Likewise.
1723 * lambda-mat.c: Likewise.
1724 * tree-phinodes.c: Likewise.
1725 * diagnostic.h: Likewise.
1726 * builtins.c: Likewise.
1727 * tree-ssa-alias-warnings.c: Likewise.
1728 * cfghooks.c: Likewise.
1729 * fold-const.c: Likewise.
1730 * cfghooks.h: Likewise.
1731 * omp-low.c: Likewise.
1732 * tree-ssa-dse.c: Likewise.
1733 * ipa-reference.c: Likewise.
1734 * tree-ssa-uncprop.c: Likewise.
1735 * toplev.c: Likewise.
1736 * tree-gimple.c: Likewise.
1737 * tree-gimple.h: Likewise.
1738 * tree-chrec.c: Likewise.
1739 * tree-chrec.h: Likewise.
1740 * tree-ssa-sccvn.c: Likewise.
1741 * tree-ssa-sccvn.h: Likewise.
1742 * cgraphunit.c: Likewise.
1743 * tree-ssa-copyrename.c: Likewise.
1744 * tree-ssa-ccp.c: Likewise.
1745 * tree-ssa-loop-ivopts.c: Likewise.
1746 * tree-nomudflap.c: Likewise.
1747 * tree-call-cdce.c: Likewise.
1748 * ipa-pure-const.c: Likewise.
1749 * c-format.c: Likewise.
1750 * tree-stdarg.c: Likewise.
1751 * tree-ssa-math-opts.c: Likewise.
1752 * tree-ssa-dom.c: Likewise.
1753 * tree-nrv.c: Likewise.
1754 * tree-ssa-propagate.c: Likewise.
1755 * ipa-utils.c: Likewise.
1756 * tree-ssa-propagate.h: Likewise.
1757 * tree-ssa-alias.c: Likewise.
1758 * gimple-low.c: Likewise.
1759 * tree-ssa-sink.c: Likewise.
1760 * ipa-inline.c: Likewise.
1761 * c-semantics.c: Likewise.
1762 * dwarf2out.c: Likewise.
1764 * tree-ssa-loop-ivcanon.c: Likewise.
1765 * predict.c: Likewise.
1766 * tree-ssa-loop.c: Likewise.
1767 * tree-parloops.c: Likewise.
1768 * tree-ssa-address.c: Likewise.
1769 * tree-ssa-ifcombine.c: Likewise.
1770 * matrix-reorg.c: Likewise.
1771 * c-decl.c: Likewise.
1772 * tree-eh.c: Likewise.
1773 * c-pretty-print.c: Likewise.
1774 * lambda-trans.c: Likewise.
1775 * function.c: Likewise.
1776 * langhooks.c: Likewise.
1777 * ebitmap.h: Likewise.
1778 * tree-vectorizer.c: Likewise.
1779 * function.h: Likewise.
1780 * langhooks.h: Likewise.
1781 * tree-vectorizer.h: Likewise.
1782 * ipa-type-escape.c: Likewise.
1783 * ipa-type-escape.h: Likewise.
1784 * domwalk.c: Likewise.
1785 * tree-if-conv.c: Likewise.
1786 * profile.c: Likewise.
1787 * domwalk.h: Likewise.
1788 * tree-data-ref.c: Likewise.
1789 * tree-data-ref.h: Likewise.
1790 * tree-flow-inline.h: Likewise.
1791 * tree-affine.c: Likewise.
1792 * tree-vect-analyze.c: Likewise.
1793 * c-typeck.c: Likewise.
1794 * gimplify.c: Likewise.
1795 * coretypes.h: Likewise.
1796 * tree-ssa-phiopt.c: Likewise.
1797 * calls.c: Likewise.
1798 * tree-ssa-coalesce.c: Likewise.
1799 * tree.def: Likewise.
1800 * tree-dfa.c: Likewise.
1801 * except.c: Likewise.
1802 * except.h: Likewise.
1803 * cfgexpand.c: Likewise.
1804 * tree-cfgcleanup.c: Likewise.
1805 * tree-ssa-pre.c: Likewise.
1806 * tree-ssa-live.c: Likewise.
1807 * tree-sra.c: Likewise.
1808 * tree-ssa-live.h: Likewise.
1809 * tree-predcom.c: Likewise.
1810 * lambda.h: Likewise.
1811 * tree-mudflap.c: Likewise.
1812 * ipa-prop.c: Likewise.
1813 * print-tree.c: Likewise.
1814 * tree-ssa-copy.c: Likewise.
1815 * ipa-prop.h: Likewise.
1816 * tree-ssa-forwprop.c: Likewise.
1817 * ggc-page.c: Likewise.
1818 * c-omp.c: Likewise.
1819 * tree-ssa-dce.c: Likewise.
1820 * tree-vect-patterns.c: Likewise.
1821 * tree-ssa-ter.c: Likewise.
1822 * tree-nested.c: Likewise.
1823 * tree-ssa.c: Likewise.
1824 * lambda-code.c: Likewise.
1825 * tree-ssa-loop-prefetch.c: Likewise.
1826 * tree-inline.c: Likewise.
1827 * tree-inline.h: Likewise.
1828 * tree-iterator.c: Likewise.
1829 * tree-optimize.c: Likewise.
1830 * tree-ssa-phiprop.c: Likewise.
1831 * tree-vect-transform.c: Likewise.
1832 * tree-object-size.c: Likewise.
1833 * tree-outof-ssa.c: Likewise.
1834 * cfgloop.c: Likewise.
1835 * system.h: Likewise.
1836 * tree-profile.c: Likewise.
1837 * cfgloop.h: Likewise.
1838 * c-gimplify.c: Likewise.
1839 * c-common.c: Likewise.
1840 * tree-vect-generic.c: Likewise.
1841 * tree-flow.h: Likewise.
1842 * c-common.h: Likewise.
1843 * basic-block.h: Likewise.
1844 * tree-ssa-structalias.c: Likewise.
1845 * tree-switch-conversion.c: Likewise.
1846 * tree-ssa-structalias.h: Likewise.
1847 * tree-cfg.c: Likewise.
1848 * passes.c: Likewise.
1849 * ipa-struct-reorg.c: Likewise.
1850 * ipa-struct-reorg.h: Likewise.
1851 * tree-ssa-reassoc.c: Likewise.
1852 * cfgrtl.c: Likewise.
1853 * varpool.c: Likewise.
1855 * tree-ssanames.c: Likewise.
1856 * tree-ssa-threadedge.c: Likewise.
1857 * langhooks-def.h: Likewise.
1858 * tree-ssa-operands.c: Likewise.
1859 * config/alpha/alpha.c: Likewise.
1860 * config/frv/frv.c: Likewise.
1861 * config/s390/s390.c: Likewise.
1862 * config/m32c/m32c.c: Likewise.
1863 * config/m32c/m32c-protos.h: Likewise.
1864 * config/spu/spu.c: Likewise.
1865 * config/sparc/sparc.c: Likewise.
1866 * config/i386/i386.c: Likewise.
1867 * config/sh/sh.c: Likewise.
1868 * config/xtensa/xtensa.c: Likewise.
1869 * config/stormy16/stormy16.c: Likewise.
1870 * config/ia64/ia64.c: Likewise.
1871 * config/rs6000/rs6000.c: Likewise.
1872 * config/pa/pa.c: Likewise.
1873 * config/mips/mips.c: Likewise.
1875 2008-07-28 Simon Baldwin <simonb@google.com>
1877 * c-pragma.c (handle_pragma_message): New function.
1878 (init_pragma): Register handle_pragma_message.
1879 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
1882 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
1884 PR tree-optimization/35252
1885 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
1886 REALPART_EXPR to be considered as same load operation.
1888 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
1890 PR tree-optimization/36830
1891 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
1892 (expressions_equal_p): Return false if only one operand is null.
1894 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
1896 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
1897 version requirements.
1899 2008-07-26 Olivier Hainque <hainque@adacore.com>
1901 * collect2.c (symkind): New enum. Symbol kinds we care about.
1902 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
1903 code and head comment accordingly.
1904 (scan_prog_file): Use symkind names instead of bare integers.
1906 2008-07-25 Jan Hubicka <jh@suse.cz>
1908 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
1910 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
1911 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
1912 * dojump.c (clear_pending_stack_adjust): Likewise.
1913 * print-tree.c (print_node): Ignore DECL_INLINE.
1914 * tree-inline.c (inlinable_function_p): Likewise.
1916 2008-07-25 Michael Meissner <gnu@the-meissners.org>
1918 * doc/extend.texi (hot attribute): Document that the hot attribute
1919 turns on -O3 for some ports.
1920 (cold attribute): Document that the cold attribute turns on -Os
1923 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
1924 reflect function specific option support.
1926 * target.h (struct target_option_hooks): Add fields to say whether
1927 the cold attribute implies -Os and the hot attribute implies -O3.
1929 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
1930 By default, do not turn on -Os for cold functions.
1931 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
1932 not turn on -O3 for hot functions.
1934 * c-common.c (handle_hot_attribute): Use target hook to determine
1935 if hot functions should enable -O3.
1936 (handle_cold_attribute): Use target hook to determine if cold
1937 functions should enable -Os.
1939 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
1940 (override_options): Move disable scheduling to
1941 optimization_options.
1942 (optimization_options): Disable scheduling here, not
1944 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1945 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1947 * config/ia64/ia64.c (ia64_override_options): Move setting
1948 scheduling flags to ia64_optimization_options.
1949 (ia64_optimization_options): Disable scheduling options here, and
1950 not in ia64_override_options.
1951 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1952 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1954 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
1957 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
1959 2008-07-25 Martin Jambor <mjambor@suse.cz>
1961 PR tree-optimization/36926
1962 * ipa-prop.c (ipa_analyze_call_uses): Call
1963 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
1965 2008-07-25 Joseph Myers <joseph@codesourcery.com>
1967 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1968 movv2si_internal): Add mem = reg alternative.
1970 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
1973 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
1974 DEFAULT_PCC_STRUCT_RETURN to 127.
1976 2008-07-24 Jan Hubicka <jh@suse.cz>
1978 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
1979 (build_cgraph_edges): Likewise.
1980 * cgraph.c (cgraph_node): Do not update assembler hash.
1981 (cgraph_remove_node): Drop non-unit-at-a-time code.
1982 * tree-pass.h (pass_O0_always_inline): Remove.
1983 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
1984 * toplev.c (process_options): Flag unit-at-a-time does not imply
1986 * cgraphunit.c: Update comments.
1987 (decide_is_function_needed): Drop non-unit-at-a-time mode.
1988 (cgraph_assemble_pending_functions): Remove.
1989 (cgraph_reset_node): Drop non-unit-at-a-time code.
1990 (cgraph_finalize_function): Likewise.
1991 (cgraph_analyze_function): Likewise.
1992 (cgraph_finalize_compilation_unit): Likewise.
1993 (cgraph_expand_function): Likewise.
1994 (cgraph_optimize): Likesise.
1995 (save_inline_function_body): Likewise.
1996 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
1997 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
1998 * ipa-inline.c: Update comments.
1999 (enum inlining_mode): remove INLINE_SPEED.
2000 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2001 (cgraph_mark_inline_edge): Likewise.
2002 (try_inline): Likewise.
2003 (cgraph_decide_inlining_incrementally): Likewise.
2004 (cgraph_gate_inlining): Remove.
2005 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2006 (cgraph_gate_early_inlining): Likewise.
2007 (gate_inline_passes): Remove.
2008 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2009 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2010 pass_O0_always_inline): Remove.
2011 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2012 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2013 * opts.c (no_unit_at_a_time_default): Remove.
2014 (decode_options): Remove flag_unit_at_a_time reset and warning.
2015 * opts.h (no_unit_at_a_time_default): Remove.
2016 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2017 early in GNU dialect.
2018 (merge_decls): Update comment; drop unit-at-a-time check.
2019 (finish_decl): Likewise.
2020 (grok_declaration): Remove flag_inline_trees code.
2021 (finish_functions): Return on function returning non-void on all
2023 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2024 * cfgexpand.c (expand_one_static_var): Remove.
2025 (expand_one_var): Remove expand_one_static_var call.
2026 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2027 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2028 and flag_unit_at_a-time compatibility checks.
2029 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2030 * tree-inline.c (flag_inline_trees): Remove.
2031 (inlinable_function_p): Don't check it.
2032 (expand_call_inline): Remove non-unit-at-a-time code.
2033 * tree-inline.h (flag_inline_trees): Remove.
2034 * tree-optimize.c (execute_early_local_optimizations): Remove
2035 unit-at-a-time checks.
2036 (tree_rest_of_compilation): Likewise.
2037 * combine.c (setup_incoming_promotions): Likewise.
2038 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2039 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2040 * passes.c (pass_inline_parameters): Update comments; remove
2041 O0_alwaysinline pass.
2042 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2043 (execute_one_pass): Likewise.
2044 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2045 (ix86_function_sseregparm): Likewise.
2046 * arm.c (arm_function_in_section_p): Likewise.
2047 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2048 * varpool.c: Update comments.
2049 (decide_is_variable_needed): Remove unit-at-a-time checks.
2050 (varpool_finalize_decl): Likewise.
2052 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2054 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2056 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2058 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2060 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2061 imp symbol extension.
2063 2008-07-23 Ian Lance Taylor <iant@google.com>
2065 * tree-vrp.c (infer_value_range): Ignore asm statements when
2066 looking for memory accesses for -fdelete-null-pointer-checks.
2068 2008-07-24 Ben Elliston <bje@au.ibm.com>
2070 * config/spu/spu-c.c (__vector_keyword): New variable.
2071 (vector_keyword): Likewise.
2072 (spu_categorize_keyword): New function.
2073 (spu_macro_to_expand): Likewise.
2074 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2075 compiling an ISO C dialect.
2077 2008-07-24 Ben Elliston <bje@au.ibm.com>
2079 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2082 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2084 * configure: Regenerate.
2085 * configure.ac: Require texinfo 4.7.
2086 * doc/install.texi: Document texinfo 4.7 requirement.
2088 2008-07-23 Martin Jambor <mjambor@suse.cz>
2090 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2091 rather than for DECL_SAVED_TREE.
2092 * ipa-prop.c: Include diagnostic.h.
2093 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2095 (ipa_detect_param_modifications): Function rewritten from scratch.
2096 (ipa_compute_jump_functions): Changed accesses to modification flags.
2097 (ipa_free_node_params_substructures): Update flags destruction.
2098 (ipa_node_duplication_hook): Update flags duplication.
2099 (ipa_print_all_params_modified): Updated flag access.
2100 * ipa-prop.h (struct ipa_param_flags): New structure.
2101 (struct ipa_node_params): New field modification_analysis_done,
2102 modified_flags changed into param_flags.
2103 (ipa_is_ith_param_modified): Changed to use new flags.
2104 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2106 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2107 ipa-cp.c and split into two functions.
2108 (ipa_print_node_jump_functions): New function.
2109 (compute_scalar_jump_functions): New function.
2110 (type_like_member_ptr_p): New function.
2111 (compute_pass_through_member_ptrs): New function.
2112 (fill_member_ptr_cst_jump_function): New function.
2113 (determine_cst_member_ptr): New function.
2114 (compute_cst_member_ptr_arguments): New function.
2115 (ipa_compute_jump_functions): Complete rewrite.
2116 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2117 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2118 (struct ipa_member_ptr_cst): New structure.
2119 (union jump_func_value): New field member_cst.
2120 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2121 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2122 jump function types.
2123 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2124 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2125 instead of ipcp_print_all_jump_functions.
2126 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2127 only for replacable scalars.
2129 * doc/invoke.texi (Optimize options): Add description of
2130 -findirect-inlining.
2131 * common.opt (flag_indirect_inlining): New flag.
2132 * opts.c (decode_options): Set flag_indirect_inlining when
2135 * ipa-inline.c: Include ipa-prop.h.
2136 (inline_indirect_intraprocedural_analysis): New function.
2137 (inline_generate_summary): Allocate parameter and argument info
2138 structures, call inline_indirect_intraprocedural_analysis on each
2139 node when doing indirect inlining and deallocate indirect inlining
2140 data structures in the end.
2141 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2142 (free_all_ipa_structures_after_iinln): New function.
2143 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2145 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2147 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2148 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2149 of computing the frequency separately.
2150 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2151 of computing the frequency separately.
2152 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2153 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2154 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2155 (ipa_get_stmt_member_ptr_load_param): New function.
2156 (ipa_is_ssa_with_stmt_def): New function.
2157 (ipa_note_param_call): New function.
2158 (ipa_analyze_call_uses): New function.
2159 (ipa_analyze_stmt_uses): New function.
2160 (ipa_analyze_params_uses): New function.
2161 (ipa_free_node_params_substructures): Also free the param_calls linked
2163 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2164 (ipa_print_node_param_flags): New function.
2165 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2166 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2167 * ipa-prop.h (struct ipa_param_flags): New field called.
2168 (struct ipa_param_call_note): New structure.
2169 (struct ipa_node_params): New fields param_calls and
2171 (ipa_is_ith_param_called): New function.
2172 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2173 ipa_analyze_params_uses and dump parameter flags.
2175 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2176 ipa_propagate_indirect_call_infos if performing indirect inlining,
2177 pass a new parameter new_edges to it.
2178 (add_new_edges_to_heap): New fucntion.
2179 (cgraph_decide_inlining_of_small_functions): New vector
2180 new_indirect_edges for newly found indirect edges , call
2181 ipa_propagate_indirect_call_infos after inlining.
2182 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2183 inlining if performing indirect inlining. Call
2184 free_all_ipa_structures_after_iinln when doing so too.
2185 (inline_generate_summary): Do not call
2186 free_all_ipa_structures_after_iinln here.
2187 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2188 (print_edge_addition_message): New function.
2189 (update_call_notes_after_inlining): New function.
2190 (propagate_info_to_inlined_callees): New function.
2191 (ipa_propagate_indirect_call_infos): New function.
2192 * ipa-prop.h: Include cgraph.h
2193 (struct ipa_param_call_note): Fields reordered, new field processed.
2194 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2196 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2197 rediscovered call statements.
2198 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2199 (dump_cgraph_node): Dump also the indirect_call flag.
2200 (cgraph_clone_edge): Copy also the indirect_call flag.
2201 * tree-inline.c (copy_bb): Do not check for fndecls from call
2202 expressions, check for edge availability when moving clones.
2203 (get_indirect_callee_fndecl): New function.
2204 (expand_call_inline): If callee declaration is not apprent from
2205 the statement, try calling get_indirect_callee_fndecl. Do not
2206 issue warnings or call sorry when not inlinings an indirect edge.
2207 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2209 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2210 bit more frandly to matching.
2211 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2212 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2213 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2215 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2218 * opth-gen.awk: Suppress function specific features when building
2220 * optc-gen.awk: Ditto.
2222 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2225 * diagnostic.c (pedwarn): Add opt parameter.
2227 * c-tree.h (pedwarn_init): Add opt parameter.
2228 (pedwarn_c90): Likewise.
2229 (pedwarn_c99): Likewise.
2230 * c-errors.c (pedwarn_c99): Likewise.
2231 (pedwarn_c90): Likewise.
2232 * toplev.h (pedwarn): Update declaration.
2233 (pedwarn0): Declare.
2234 * c-lex.c: All calls to pedwarn changed.
2235 * builtins.c: All calls to pedwarn changed.
2236 * toplev.c: All calls to pedwarn changed.
2237 * c-decl.c: All calls to pedwarn changed.
2238 * c-typeck.c: All calls to pedwarn changed.
2239 * c-common.c: All calls to pedwarn changed.
2240 * c-parser.c: All calls to pedwarn changed.
2242 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2243 Karthik Kumar <karthikkumar@gmail.com>
2245 * attribs.c (file scope): Include c-common.h.
2246 (decl_attributes): Add support for #pragma GCC optimize and
2249 * targhooks.c (default_can_inline_p): New function that is the
2250 default for the TARGET_CAN_INLINE_P target hook.
2252 * targhooks.h (default_can_inline_p): Add declaration.
2254 * tree.c (cl_optimization_node): New static tree for building
2255 OPTIMIZATION_NODE tree.
2256 (cl_target_option_node): New static tree for building
2257 TARGET_OPTION_NODE tree.
2258 (cl_option_hash_table): New hash table for hashing
2259 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2260 (cl_option_hash_hash): New function to provide the hash value for
2261 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2262 (cl_option_hash_eq): New function to provide an equality test for
2263 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2264 (tree_code_size): Add support for OPTIMIZATION_NODE and
2265 TARGET_OPTION_NODE trees.
2266 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2267 TARGET_OPTION_NODE trees.
2268 (build_optimization_node): Build a tree that has all of the
2269 current optimization options.
2270 (build_target_option_node): Build a tree that has the target
2271 options that might be changed on a per function basis.
2273 * tree.h (file scope): Include options.h.
2274 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2275 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2276 (TREE_OPTIMIZATION): Ditto.
2277 (TREE_TARGET_SPECIFIC): Ditto.
2278 (struct tree_function_decl): Add fields for remembering the
2279 current optimization options and target specific options.
2280 (struct tree_optimization_option): New tree variant that remembers
2281 the optimization options.
2282 (struct tree_target_option): New tree variant that remembers the
2283 target specific flags that might change for compiling a particular
2285 (union tree_node): Include tree_optimization_option and
2286 tree_target_option fields.
2287 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2288 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2289 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2290 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2291 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2292 optimization and target options.
2293 (optimization_default_node): New macro to refer to global_trees
2295 (optimization_current_node): Ditto.
2296 (optimization_cold_node): Ditto.
2297 (optimization_hot_node): Ditto.
2298 (target_option_default_node): Ditto.
2299 (target_option_current_node): Ditto.
2300 (current_option_pragma): Ditto.
2301 (current_optimize_pragma): Ditto.
2303 * target.h (struct gcc_target): Add valid_option_attribute_p,
2304 target_option_save, target_option_restore, target_option_print,
2305 target_option_pragma_parse, and can_inline_p hooks.
2307 * toplev.h (parse_optimize_options): Add declaration.
2308 (fast_math_flags_struct_set_p): Ditto.
2310 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2311 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2314 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2315 tree_can_inline_p hook to see if one function can inline another.
2316 (cgraph_decide_inlining): Ditto.
2317 (cgraph_decide_inlining_incrementally): Ditto.
2319 * opts.c (decode_options): Add support for running multiple times
2320 to allow functions with different target or optimization options
2321 than was specified on the command line.
2322 (fast_math_flags_struct_set_p): New function that is similar to
2323 fast_math_flags_set_p, except it uses the values in the
2324 cl_optimization structure instead of global variables.
2326 * optc-gen.awk: Add support for TargetSave to allow a back end to
2327 declare new fields that need to be saved when using function
2328 specific options. Include flags.h and target.h in the options.c
2329 source. Add support for Save to indicate which options can be set
2330 for individual functions. Generate cl_optimize_save,
2331 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2332 cl_target_option_restore, cl_target_option_print functions to
2333 allow functions to use different optimization or target options.
2335 * opt-functions.awk (var_type_struct): Return the type used for
2336 storing the field in a structure.
2338 * opth-gen.awk: Add support for TargetSave to allow a back end to
2339 declare new fields that need to be saved when using function
2340 specific options. Add support for Save to indicate which options
2341 can be set for individual functions. Only generate one extern for
2342 Mask fields. Generate cl_optimization and cl_target_option
2343 structures to remember optimization and target options.
2345 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2346 collecting new tree nodes.
2347 (TS_TARGET_OPTION): Ditto.
2349 * c-decl.c (merge_decls): Merge function specific target and
2350 optimization options.
2352 * function.c (invoke_set_current_function_hook): If the function
2353 uses different optimization options, change the global variables
2356 * coretypes.h (struct cl_optimization): Add forward reference.
2357 (struct cl_target_option): Ditto.
2359 * c-pragma.c (option_stack): New static vector to remember the
2360 current #pragma GCC option stack.
2361 (handle_pragma_option): New function to support #pragma GCC option
2362 to change target options.
2363 (optimize_stack): New static vector to remember the current
2364 #pragma GCC optimize stack.
2365 (handle_pragma_optimize): New function to support #pragma GCC
2366 optimize to change optimization options.
2367 (init_pragma): Add support for #pragma GCC optimize and #pragma
2370 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2371 optimization options.
2372 (TARGET_OPTION_NODE): New tree code for remembering certain target
2375 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2376 TARGET_OPTION_NODE trees.
2378 * common.opt (-O): Add Optimization flag.
2380 (-fmath-errno): Ditto.
2381 (-falign-functions): Add UInteger flag to make sure flag gets full
2382 int in cl_optimization structure.
2383 (-falign-jumps): Ditto.
2384 (-falign-labels): Ditto.
2385 (-falign-loops): Ditto.
2386 (-fsched-stalled-insns): Ditto.
2387 (-fsched-stalled-insns-dep): Ditto.
2389 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2391 (TARGET_OPTION_SAVE): Ditto.
2392 (TARGET_OPTION_RESTORE): Ditto.
2393 (TARGET_OPTION_PRINT): Ditto.
2394 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2395 (TARGET_CAN_INLINE_P): Ditto.
2396 (TARGET_INITIALIZER): Add new hooks.
2398 * tree-inline.c (tree_can_inline_p): New function to determine
2399 whether one function can inline another. Check if the functions
2400 use compatible optimization options, and also call the backend
2403 * tree-inline.h (tree_can_inline_p): Add declaration.
2405 * c-common.c (c_common_attribute): Add support for option and
2406 optimize attributes.
2407 (handle_option_attribute): Add support for the option attribute to
2408 allow the user to specify different target options for compiling a
2410 (handle_optimize_attribute): Add support for the optimize
2411 attribute to allow the user to specify different optimization
2412 options for compiling a specific function.
2413 (handle_hot_attribute): Turn on -O3 optimization for this one
2414 function if it isn't the default optimization level.
2415 (handle_cold_attribute): Turn on -Os optimization for this one
2416 function if it insn't the default optimization.
2417 (const_char_p): New const char * typedef.
2418 (optimize_args): New static vector to remember the optimization
2420 (parse_optimize_options): New function to set up the optimization
2421 arguments from either the optimize attribute or #pragma GCC optimize.
2423 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2424 (builtin_define_std): Ditto.
2426 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2427 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2428 (x86_64-*-*): Ditto.
2430 * Makefile.in (TREE_H): Add options.h.
2431 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2433 * doc/extend.texi (option attribute): Document new attribute.
2434 (optimize attribute): Ditto.
2435 (hot attribute): Document hot attribute sets -O3.
2436 (cold attribute): Document cold attribute sets -Os.
2437 (#pragma GCC option): Document new pragma.
2438 (#pragma GCC optimize): Ditto.
2440 * doc/options.texi (TargetSave): Document TargetSave syntax.
2441 (UInteger): Document UInteger must be used for certain flags.
2442 (Save): Document Save option to create target specific options
2443 that can be saved/restored on a function specific context.
2445 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2446 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2448 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2449 (TARGET_OPTION_SAVE): Ditto.
2450 (TARGET_OPTION_RESTORE): Ditto.
2451 (TARGET_OPTION_PRINT): Ditto.
2452 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2453 (TARGET_CAN_INLINE_P): Ditto.
2455 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2457 (-mfpmath=both): Ditto.
2459 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2460 Karthik Kumar <karthikkumar@gmail.com>
2462 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2463 (TARGET_POPCNT): Ditto.
2464 (TARGET_SAHF): Ditto.
2465 (TARGET_AES): Ditto.
2466 (TARGET_PCLMUL): Ditto.
2467 (TARGET_CMPXCHG16B): Ditto.
2468 (TARGET_RECIP): Move switch into target_flags.
2469 (TARGET_FUSED_MADD): Ditto.
2470 (ix86_arch_features): Make an unsigned char type.
2471 (ix86_tune_features): Ditto.
2472 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2473 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2474 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2476 * config/i386/i386.opt (arch): New TargetSave field to define
2477 fields that need to be saved for function specific option support.
2480 (branch_cost): Ditto.
2481 (ix86_isa_flags_explicit): Ditto.
2482 (tune_defaulted): Ditto.
2483 (arch_specified): Ditto.
2484 (-m128-long-double): Add Save flag to save option for target
2485 specific option support.
2487 (-maccumulate-outgoing-args): Ditto.
2488 (-malign-double): Ditto.
2489 (-malign-stringops): Ditto.
2490 (-mfancy-math-387): Ditto.
2491 (-mhard-float): Ditto.
2493 (-minline-all-stringops): Ditto.
2494 (-minline-stringops-dynamically): Ditto.
2495 (-mms-bitfields): Ditto.
2496 (-mno-align-stringops): Ditto.
2497 (-mno-fancy-math-387): Ditto.
2498 (-mno-push-args): Ditto.
2499 (-mno-red-zone): Ditto.
2500 (-mpush-args): Ditto.
2501 (-mred-zone): Ditto.
2503 (-msseregparm): Ditto.
2504 (-mstack-arg-probe): Ditto.
2519 (-mrecip): Move flag into target_flags.
2521 (-mno-fused-madd): Ditto.
2522 (-mfused-madd): Ditto.
2523 (-mabm): Move flag into ix86_isa_flags.
2530 * config/i386/i386-c.c: New file for #pragma support.
2531 (ix86_target_macros_internal): New function to #define or #undef
2532 target macros based when the user uses the #pragma GCC option to
2533 change target options.
2534 (ix86_pragma_option_parse): New function to add #pragma GCC option
2536 (ix86_target_macros): Move defining the target macros here from
2537 TARGET_CPU_CPP_BUILTINS in i386.h.
2538 (ix86_register_pragmas): Register the #pragma GCC option hook. If
2539 defined, initialize any subtarget #pragmas.
2541 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2542 REGISTER_TARGET_PRAGMAS.
2544 * config/i386/t-i386: New file for x86 dependencies.
2545 (i386.o): Make dependencies mirror the include files used.
2546 (i386-c.o): New file, add dependencies.
2548 * config/i386/i386-protos.h (override_options): Add bool argument.
2549 (ix86_valid_option_attribute_tree): Add declaration.
2550 (ix86_target_macros): Ditto.
2551 (ix86_register_macros): Ditto.
2553 * config/i386/i386.c (ix86_tune_features): Move initialization of
2554 the target masks to initial_ix86_tune_features to allow functions
2555 to have different target options. Make type unsigned char,
2556 instead of unsigned int.
2557 (initial_ix86_tune_features): New static vector to hold processor
2558 masks for the tune variables.
2559 (ix86_arch_features): Move initialization of the target masks to
2560 initial_ix86_arch_features to allow functions to have different
2561 target options. Make type unsigned char, instead of unsigned int.
2562 (initial_ix86_arch_features): New static vector to hold processor
2563 masks for the arch variables.
2564 (enum ix86_function_specific_strings): New enum to describe the
2565 string options used for attribute((option(...))).
2566 (ix86_target_string): New function to return a string that
2567 describes the target options.
2568 (ix86_debug_options): New function to print the current options in
2570 (ix86_function_specific_save): New function hook to save the
2571 function specific global variables in the cl_target_option structure.
2572 (ix86_function_specific_restore): New function hook to restore the
2573 function specific variables from the cl_target_option structure to
2574 the global variables.
2575 (ix86_function_specific_print): New function hook to print the
2576 target specific options in the cl_target_option structure.
2577 (ix86_valid_option_attribute_p): New function hook to validate
2578 attribute((option(...))) arguments.
2579 (ix86_valid_option_attribute_tree): New function that is common
2580 code between attribute((option(...))) and #pragma GCC option
2581 support that parses the options and returns a tree holding the options.
2582 (ix86_valid_option_attribute_inner_p): New helper function for
2583 ix86_valid_option_attribute_tree.
2584 (ix86_can_inline_p): New function hook to decide if one function
2585 can inline another on a target specific basis.
2586 (ix86_set_current_function); New function hook to switch target
2587 options if the user used attribute((option(...))) or #pragma GCC
2589 (ix86_tune_defaulted): Move to static file scope from
2591 (ix86_arch_specified): Ditto.
2592 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
2594 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
2595 (OPTION_MASK_ISA_ABM_SET): Ditto.
2596 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
2597 (OPTION_MASK_ISA_CX16_SET): Ditto.
2598 (OPTION_MASK_ISA_SAHF_SET): Ditto.
2599 (OPTION_MASK_ISA_AES_UNSET): Ditto.
2600 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
2601 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
2602 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
2603 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
2604 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
2605 (struct ptt): Move to static file scope from override_options.
2606 (processor_target_table): Ditto.
2608 (ix86_handle_option): Add support for options that are now isa options.
2609 (override_options): Add support for declaring functions that
2610 support different target options than were specified on the
2611 command line. Move struct ptt, processor_target_table, cpu_names,
2612 ix86_tune_defaulted, ix86_arch_specified to static file scope.
2613 Add bool argument. Fix up error messages so the appropriate error
2614 is given for either command line or attribute.
2615 (ix86_previous_fndecl): New static to remember previous function
2616 declaration to see if we need to change target options.
2617 (ix86_builtins_isa): New array to record the ISA of each builtin
2619 (def_builtin): Always create the builtin function, even if the
2620 current ISA doesn't support it.
2621 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
2622 tests for those builtins.
2623 (ix86_init_builtins): Remove TARGET_MMX test for calling
2624 ix86_init_mmx_sse_builtins.
2625 (ix86_expand_builtin): If the current ISA doesn't support a given
2626 builtin, signal an error.
2627 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
2628 (TARGET_SET_CURRENT_FUNCTION): Ditto.
2629 (TARGET_OPTION_SAVE): Ditto.
2630 (TARGET_OPTION_RESTORE): Ditto.
2631 (TARGET_OPTION_PRINT): Ditto.
2632 (TARGET_CAN_INLINE_P): Ditto.
2634 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
2636 * c-typeck.c (build_external_ref): Don't call assemble_external.
2637 * final.c (output_operand): Call assemble_external.
2639 2008-07-21 DJ Delorie <dj@redhat.com>
2641 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
2642 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2644 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2646 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
2647 original insn and splitter contents into ...
2648 ("*div<mode>3_fast"): ... this new pattern. Enable only if
2649 flag_unsafe_math_optimizations. Add dummy scratch register.
2650 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
2651 !flag_unsafe_math_optimizations. Returns number with next
2652 highest magnitude if this is still less or equal to the true
2653 quotient in magnitude.
2655 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
2657 * Makefile.in: Replace toplev.h with TOPLEV_H.
2658 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
2659 * c-lex.c (fe_file_change): Don't set in_system_header.
2660 * c-parser.c (c_token): Remove in_system_header.
2661 (c_lex_one_token): Don't set in_system_header.
2662 (c_parser_set_source_position_from_token): Don't set in_system_header.
2663 * diagnostic.c (diagnostic_report_diagnostic): Use location from
2666 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
2667 * flags.h (in_system_header): Remove.
2668 * function.c (saved_in_system_header): Remove.
2669 (push_cfun): Don't set in_system_header.
2670 (pop_cfun): Don't set in_system_header.
2671 (push_struct_function): Don't set in_system_header.
2672 * input.h (expanded_location): Add sysp.
2673 (in_system_header_at): New.
2674 (in_system_header): New.
2675 * toplev.c (in_system_header): Remove.
2676 * toplev.h: Include input.h
2678 * tree-cfg.c (execute_warn_function_return): Call warning_at.
2679 * tree-ssa.c (warn_uninit): Call warning_at.
2680 (warn_uninitialized_var): Update calls to warn_uninit.
2681 (warn_uninitialized_phi): Update calls to warn_uninit.
2682 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
2683 (expand_location): Initialize xloc.sysp.
2684 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
2685 (tree_decl_with_vis): Remove in_system_header_flag.
2687 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
2690 * recog.c (asm_operand_ok): Change the order of the extra
2691 memory constraint checks.
2693 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2696 * tree-switch-conversion.c (build_one_array): Call
2697 varpool_mark_needed_node and varpool_finalize_decl
2698 instead of assemble_variable.
2700 2008-07-19 Jan Hubicka <jh@suse.cz>
2702 * cgraph.c (cgraph_add_new_function): Do early local passes.
2703 * tree-nrv.c (gate_pass_return_slot): New gate.
2704 (pass_nrv): Add the gate.
2705 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
2707 (coalesce_ssa_name): Coalesce SSA names.
2708 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
2709 not optimizing so unused user vars remains visible.
2710 * common.opt (flag_tree_ter): Always enable by default.
2711 * tree-ssa-ter.c: Include flags.h
2712 (is_replaceable_p): Check that locations match; when aliasing is missing
2713 be conservative about loads.
2714 * tree-optimize.c (gate_init_datastructures): Remove.
2715 (pass_init_datastructures): New.
2716 * passes.c: Reorder passes so we always go into SSA.
2718 2008-07-19 Jan Hubicka <jh@suse.cz>
2720 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
2721 * doc/invoke.texi (--combine): Likewise.
2722 (-finline-functions-called-once): Update levels when enabled.
2723 (-funit-at-a-time): Document new behaviour.
2724 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
2725 -fno-section-anchors when disabled explicitly.
2726 (inline params): They are not ignored now.
2727 (precompiled headers): Remove unit-at-a-time as being incompatible.
2728 * opts.c (decode_options): Handle unit-at-a-time as alias;
2729 imply -fno-section-anchors when toplevel reorder is disabled
2731 * common.opt (ftoplevel-reorder): Set default value to 2.
2732 (funit-at-a-time): Set default value to 1.
2733 * config/rs6000/rs6000.c (optimization_options): Set section anchors
2736 2008-07-19 Jan Hubicka <jh@suse.cz>
2738 * builtins.c (expand_builtin_int_roundingfn,
2739 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
2742 2008-07-19 Richard Guenther <rguenther@suse.de>
2745 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
2746 * tree-ssa-sccvn.c (get_constant_value_id): New function.
2747 * tree-ssa-pre.c (get_expr_value_id): For newly created
2748 constant value-ids make sure to add the expression to its
2751 2008-07-19 Jakub Jelinek <jakub@redhat.com>
2754 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
2755 return value of the builtin is ignored.
2757 2008-07-19 Olivier Hainque <hainque@adacore.com>
2759 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
2760 bits, a C conformant malloc implementation has to provide.
2761 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
2763 2008-07-19 Joseph Myers <joseph@codesourcery.com>
2767 * reload.c (find_reloads_subreg_address): Only reload address if
2768 reloaded == 0, not for reloaded != 1.
2771 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2772 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2773 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2774 m32c_legitimize_reload_address.
2776 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2777 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2778 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2780 2008-07-19 Olivier Hainque <hainque@adacore.com>
2782 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
2783 argument, saying whether nested array are to be collapsed
2784 into a single array type DIE with multiple subscripts.
2785 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
2786 issues, centralize the nested array types collapsing control and
2787 disable the transformation for Ada.
2789 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
2794 (x86_64_shift_adj_2): New expander.
2795 (x86_64_shift_adj_3): Ditto.
2796 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
2797 to split TImode operands.
2798 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
2799 (ix86_split_lshr): Ditto.
2801 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
2803 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
2804 and __CHAR32_TYPE__.
2805 * c-typeck.c (digest_init): Support char16_t and char32_t.
2806 (set_nonincremental_init_from_string): Idem.
2808 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2811 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
2812 PREFERRED_STACK_BOUNDARY.
2813 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2815 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2818 * function.c (locate_and_pad_parm): Cap boundary earlier.
2820 2008-07-17 Julian Brown <julian@codesourcery.com>
2822 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
2823 no-op for targets which don't use DLLs.
2825 2008-07-17 Martin Jambor <mjambor@suse.cz>
2827 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
2828 that nodes are relevant by examining the node->analyzed flag.
2829 (ipcp_init_stage): Check which nodes are relevant, assert that the
2830 relevant ones are also required.
2831 (ipcp_propagate_stage): Check on the side arrays are properly
2833 (ipcp_print_all_jump_functions): Make sure not to touch any node
2834 that is not analyzed or an edge that does not have a corresponding
2835 entry in the on-the-side vectors.
2836 (ipcp_function_scale_print): Likewise.
2837 (ipcp_update_callgraph): Check that the node is relevant.
2838 (ipcp_insert_stage): Check that the node is relevant. Check there is
2839 an info for every node and edge.
2840 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
2841 (ipa_print_all_tree_maps): Likewise and a new variable info.
2842 (ipa_print_all_params_modified): Likewise.
2843 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
2845 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
2848 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
2850 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
2852 PR rtl-optimization/36753
2853 * fwprop.c (use_killed_between): Don't shortcut
2854 single-definition global registers.
2856 2008-07-16 Jan Hubicka <jh@suse.cz>
2858 * cgraph.h (varpool_empty_needed_queue): Declare.
2859 * cgraphunit.c (output_in_order): Mark all variables as needed;
2861 * varpool.c (varpool_assemble_node): Update debug queue.
2862 (varpool_assemble_pending_decls): Don't do it here.
2863 (varpool_empty_needed_queue): New function.
2865 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2867 * recog.c (peephole2_optimize): Fix formatting.
2869 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2871 * c-pch.c (get_ident): Avoid C++ keywords.
2872 * combine-stack-adj.c (single_set_for_csa): Likewise.
2873 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
2874 output_asm_insn): Likewise.
2875 * reload.c (push_secondary_reload, find_reusable_reload,
2876 push_reload, combine_reloads, find_reloads,
2877 debug_reload_to_stream): Likewise.
2878 * reload.h (struct reload): Likewise.
2879 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
2880 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
2881 emit_output_reload_insns): Likewise.
2882 * targhooks.c (default_secondary_reload): Likewise.
2883 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
2885 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2887 * recog.c (validate_change_1, validate_change,
2888 validate_unshare_change, validate_replace_rtx_1, struct
2889 funny_match, constrain_operands, peephole2_optimize): Avoid C++
2891 * reload.c (push_secondary_reload, secondary_reload_class,
2892 scratch_reload_class, find_valid_class, find_reusable_reload,
2893 push_reload, find_dummy_reload, find_reloads_address_1,
2894 find_reloads_address_part, find_equiv_reg): Likewise.
2895 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
2896 choose_reload_regs): Likewise.
2897 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
2899 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2900 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2901 * sched-rgn.c (concat_INSN_LIST): Likewise.
2902 * stor-layout.c (mode_for_size, mode_for_size_tree,
2903 smallest_mode_for_size): Likewise.
2905 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2907 * cfg.c (dump_reg_info): Avoid C++ keywords.
2908 * dwarf2asm.c (dw2_force_const_mem,
2909 dw2_asm_output_encoded_addr_rtx): Likewise.
2910 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
2911 * expmed.c (expand_shift): Likewise.
2912 * global.c (find_reg): Likewise.
2913 * graph.c (draw_edge): Likewise.
2914 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
2915 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
2916 widen_clz, widen_bswap, expand_parity, expand_unop,
2917 emit_cmp_and_jump_insn_1): Likewise.
2918 * postreload.c (reload_cse_simplify_operands): Likewise.
2919 * ra.h (add_neighbor): Likewise.
2920 * reg-stack.c (remove_regno_note, change_stack): Likewise.
2921 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
2922 record_reg_classes, copy_cost, record_address_regs,
2923 invalid_mode_change_p): Likewise.
2924 * regrename.c (regrename_optimize, scan_rtx_reg,
2925 dump_def_use_chain, find_oldest_value_reg,
2926 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
2928 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2930 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
2931 MASK_POWERPC64 for power4 in previous commit.
2933 2008-07-16 Olivier Hainque <hainque@adacore.com>
2935 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
2936 instead of bare conversion to cast const-ness away.
2938 2008-07-16 Anatoly Sokolov <aesok@post.ru>
2940 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
2941 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
2942 * config/xtensa/xtensa.c (xtensa_function_value): New function.
2943 (TARGET_FUNCTION_VALUE): Define.
2945 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2947 * config/rs6000/rs6000.c (processor_target_table): Add
2948 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
2950 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2953 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2954 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2955 m32c_legitimize_reload_address.
2957 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
2959 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
2960 DECL_IN_SYSTEM_HEADER in sync.
2962 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
2964 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
2965 * tree-ssa-pre.c (pre_expr_eq): Ditto
2966 (get_constant_for_value_id): Take a type as an argument.
2967 (fully_constant_expression): Pass in type.
2968 (find_or_generate_expression): Short circuit constant case.
2969 (create_expression_by_pieces): Remove special casing of
2971 (do_regular_insertion): Short circuit constant case.
2972 (do_partial_partial_insertion): Ditto.
2974 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2977 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
2979 2008-07-15 Bob Wilson <bob.wilson@acm.org>
2981 * config/xtensa/libgcc-xtensa.ver: New file.
2982 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
2984 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2986 * df-problems.c (df_set_note): Avoid C++ keywords.
2987 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
2988 * dse.c (record_store, remove_useless_values): Likewise.
2989 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
2990 gen_reg_rtx_offset, operand_subword, change_address_1,
2991 change_address, adjust_address_1, offset_address,
2992 widen_memory_access, emit_copy_of_insn_after): Likewise.
2993 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
2994 * fwprop.c (should_replace_address, propagate_rtx_1,
2995 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
2997 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
2998 gcse_emit_move_after, update_ld_motion_stores): Likewise.
2999 * lcm.c (compute_insert_delete, pre_edge_lcm,
3000 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3001 * lower-subreg.c (resolve_reg_notes): Likewise.
3002 * mode-switching.c (optimize_mode_switching): Likewise.
3004 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3006 * bt-load.c (add_btr_def, migrate_btr_def,
3007 branch_target_load_optimize): Avoid C++ keywords.
3008 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3010 * combine.c (subst, simplify_set, make_extraction,
3011 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3012 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3013 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3015 2008-07-15 Richard Guenther <rguenther@suse.de>
3018 * c-common.c (strict_aliasing_warning): Do not warn for
3019 TYPE_REF_CAN_ALIAS_ALL pointers.
3020 (c_common_get_alias_set): may_alias types are not special.
3021 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3022 attribute and set can_ref_all accordingly.
3023 (build_reference_type_for_mode): Likewise.
3024 * doc/extend.texi (may_alias): Clarify.
3026 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3029 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3030 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3032 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3035 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3036 gcc_assert, instead call output_operand_lossage.
3038 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3040 * builtins.c (std_canonical_va_list): Treat structure based
3043 2008-07-15 Ben Elliston <bje@au.ibm.com>
3045 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3047 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3049 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3052 2008-07-14 Jan Hubicka <jh@suse.cz>
3054 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3055 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3056 fix predicates and constraints.
3057 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3058 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3060 2008-07-14 Doug Kwan <dougkwan@google.com>
3062 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3063 additional option file arm/eabi.opt.
3064 * config/arm/eabi.h (File): New configuration file for EABI targets.
3065 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3066 SUBSUBTARGET_EXTRA_SPECS.
3067 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3068 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3069 from STARTFILE_SPEC so that it can be referenced in an override.
3070 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3071 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3072 can be referenced in an override.
3073 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3074 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3075 so that it can be referenced in an override.
3076 (LINK_SPEC): Use BPABI_LINK_SPEC.
3077 * config/arm/eabi.opt (File): New.
3079 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3081 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3082 (FIXED_VALUE_H): New variable.
3083 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3084 input.h, fixed-value.h.
3085 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3086 (BASIC_BLOCK_H): Use $(BITMAP_H).
3087 (FUNCTION_H): Add varray.h.
3088 (IPA_REFERENCE_H): Use $(BITMAP_H).
3089 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3090 (DF_H): Use $(BITMAP_H).
3091 (GGC_H): Add statistics.h.
3093 (INSN_ATTR_H): Use it.
3094 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3096 (SYMTAB_H): Add $(OBSTACK_H).
3097 (CPP_INTERNAL_H): New.
3098 (TREE_DUMP_H): Add tree-pass.h.
3099 (TREE_FLOW_H): Use $(BITMAP_H)
3100 (PRETTY_PRINT_H): Use $(INPUT_H).
3101 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3104 (many object files): Fix lots of header dependencies throughout.
3106 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3108 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3110 (s-gtyp-input): Use them to write tmp-gi.list.
3111 (echo_to_gi.list): Remove.
3113 2008-07-14 Richard Guenther <rguenther@suse.de>
3115 * tree-ssa-sccvn.c (pre_info): Remove.
3116 (switch_to_PRE_table): Likewise.
3117 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3118 (set_hashtable_value_ids): Do not create value-ids for the
3120 (run_scc_vn): Remove double test. Remove bogus special-case
3121 in value-number printing.
3122 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3123 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3125 * tree-flow-inline.h (get_value_handle): Remove.
3126 * tree-flow.h (get_value_handle): Remove.
3128 2008-07-14 Martin Jambor <mjambor@suse.cz>
3130 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3131 in which we generate arithmetics is not a subrange.
3133 2008-07-14 Martin Jambor <mjambor@suse.cz>
3135 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3137 2008-07-14 Richard Guenther <rguenther@suse.de>
3139 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3141 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3144 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3145 reload for symbol refs moved to r0 with -fPIC.
3146 (legitimize_pic_address): Use the target register as temporary
3148 (emit_symbolic_move): Adjust comment.
3149 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3152 2008-07-14 Ben Elliston <bje@au.ibm.com>
3154 * c-common.h (C_CPP_HASHNODE): New macro.
3155 * coretypes.h (struct cpp_token): Forward declare.
3156 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3157 the context-sensitive keyword method.
3158 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3159 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3160 expand_bool_pixel): New.
3161 (altivec_categorize_keyword): New function.
3162 (init_vector_keywords): New function.
3163 (rs6000_macro_to_expand): Likewise.
3164 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3165 compiling an ISO C dialect.
3167 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3169 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3170 (create_expression_by_pieces): Fix typo.
3171 (do_regular_insertion): Use debug counter here too.
3173 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3176 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3177 CONST_OK_FOR_LETTER_P. All port-local users changed.
3178 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3179 implement Kp matching power-of-two.
3180 (CONSTRAINT_LEN): Define to match.
3181 * config/cris/cris.md: Replace all use of constraint K with Kc.
3182 ("*btst*): Use Kp for operand 0 of last alternative.
3184 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3187 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3190 2008-07-13 Jan Hubicka <jh@suse.cz>
3192 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3195 2008-07-13 Richard Guenther <rguenther@suse.de>
3198 * langhooks.c (lhd_print_error_function): Deal with recursive
3201 2008-07-12 Jan Hubicka <jh@suse.cz>
3203 * cgraph.c (assembler_name_hash): New static var.
3204 (hash_node_by_assembler_name, eq_assembler_name): New.
3205 (cgraph_node_for_asm): Use hashtable.
3206 (cgraph_remove_node): Maintain hashtable.
3207 (change_decl_assembler_name): Sanity check that names are not changing
3208 after aliasing was processed.
3209 * cgraph.h (varpoon_node): Add next GGC marker.
3210 * tree.c (decl_assembler_name_equal): Constify.
3211 (decl_assembler_name_hash): New.
3212 * tree.h (decl_assembler_name_equal): Constify.
3213 (decl_assembler_name_hash): Update.
3215 2008-07-12 David Daney <ddaney@avtrex.com>
3217 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3220 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3222 * doc/md.texi: Document the MIPS "v" constraint.
3223 * config/mips/mips.h (reg_class): Revert last change.
3224 (REG_CLASS_NAMES): Likewise.
3225 (REG_CLASS_CONTENTS): Likewise.
3226 * config/mips/mips.c (mips_regno_to_class): Likewise.
3227 * config/mips/constraints.md (v): Likewise, but add documentation.
3228 Add a comment to say that this constraint should not be used in
3231 2008-07-11 DJ Delorie <dj@redhat.com>
3233 * config/h8300/h8300.md (length): Fix branch offset limit.
3235 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3237 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3238 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3239 (avr_hard_regno_scratch_ok): New function.
3240 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3241 * config/avr/avr.md (all peepholes that request a scratch register):
3242 Remove avr_peep2_scratch_safe use.
3244 2008-07-11 Tom Tromey <tromey@redhat.com>
3245 Ian Lance Taylor <iant@google.com>
3247 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3248 (struct c_common_resword): Define.
3249 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3250 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3251 (c_common_reswords, num_c_common_reswords): Declare.
3252 * c-common.c (c_common_reswords): New global const array.
3253 (num_c_common_reswords): New const int.
3254 * c-parser.c (struct resword, reswords): Don't define.
3255 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3256 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3257 than reswords. If warning about C++ keywords, give them a special
3259 (c_lex_one_token): Warn about C++ keywords. Call
3260 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3261 (c_parser_external_declaration): Look for RID_xxx rather than
3262 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3263 (c_parser_statement_after_labels): Likewise.
3264 (c_parser_objc_class_instance_variables): Likewise.
3265 (c_parser_objc_class_declaration): Likewise.
3266 (c_parser_objc_try_catch_statement): Likewise.
3267 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3268 (declspecs_add_type): Likewise.
3270 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3272 * ggc-page.c (alloc_page):
3273 Substituting xmalloc, xcalloc with
3274 XNEWVEC and XCNEWVAR macros which add the
3277 2008-07-11 Richard Guenther <rguenther@suse.de>
3279 PR tree-optimization/36765
3280 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3281 aliases from HEAP vars to SMTs.
3283 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3285 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3286 * configure.ac (loose_warn): Move -Wc++-compat from here...
3287 (strict_warn): ...to here.
3288 * configure: Regenerate.
3290 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3292 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3293 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3294 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3295 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3296 excluding more specific h8300-*-* and sh-*-* targets.
3298 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3300 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3302 (execute_pre): Call loop_optimizer_finalize in early exit.
3304 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3307 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3308 uids in the bitmap, not just VAR_DECL uids.
3310 PR rtl-optimization/36419
3311 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3312 (combine_stack_adjustments_for_block): Call it if needed. Delete
3314 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3315 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3316 prologue sp adjustment.
3318 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3321 * opts.c (print_ignored_options): Report postponed diagnostics for
3322 unknown -Wno-* options as warnings, not errors.
3323 (postpone_unknown_option_error): Renamed to...
3324 (postpone_unknown_option_warning): ... this.
3326 2008-07-09 Doug Kwan <dougkwan@google.com>
3329 2008-07-08 Doug Kwan <dougkwan@google.com>
3331 * config/arm/arm.opt (mandroid): New option.
3332 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3333 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3335 (CC1PLUS_SPEC): Same.
3337 (STARTFILE_SPEC): Same.
3338 (ENDFILE_SPEC): Same.
3339 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3342 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3345 * config/mips/mips.h (reg_class): Remove V1_REG.
3346 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3347 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3349 (mips_get_tp): New function.
3350 (mips_legitimize_tls_address): Use it.
3351 * config/mips/constraints.md (v): Delete.
3352 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3353 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3354 After reload, split into a move and ...
3355 (*tls_get_tp_<mode>_split): ...this new instruction.
3357 2008-07-09 David Daney <ddaney@avtrex.com>
3359 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3361 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3363 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3364 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3366 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3367 htab_delete should be called. Don't free c.
3368 (lookup_tmp_var): Create temp_htab lazily.
3369 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3370 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3372 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3373 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3374 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3375 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3376 * tree-sra.c (generate_element_init): Likewise.
3377 * tree-mudflap.c (execute_mudflap_function_ops,
3378 execute_mudflap_function_decls): Likewise.
3379 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3380 * tree-gimple.h (struct gimplify_ctx): New type.
3381 (push_gimplify_context): Adjust prototype.
3383 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3385 * tree-ssa-pre.c (phi_translate_1): Update placement of
3388 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3390 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3391 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3392 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3393 * targhooks.c (default_hard_regno_scratch_ok): New function.
3394 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3395 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3396 * recog.c: Include "target.h".
3397 (peep2_find_free_register): Add check for global regs. Add target
3399 * Makefile.in (recog.o): Depend on target.h.
3401 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3403 * config/sh/sh.c (sh_canonical_va_list_type): New.
3404 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3406 2008-07-09 Raksit Ashok <raksit@google.com>
3408 * doc/invoke.texi (Option Summary): Mention new option
3409 -Wdisallowed-function-list=...
3410 (Warning Options): Document -Wdisallowed-function-list=...
3411 * common.opt (Wdisallowed-function-list=): New flag.
3412 * flags.h (warn_disallowed_functions): External definition of new
3413 boolean warning flag.
3414 (warn_if_disallowed_function_p): Declare new function.
3415 * opts.c (warning_disallowed_functions): New static variable.
3416 (warn_disallowed_functions): New boolean warning flag.
3417 (warn_if_disallowed_function_p): New function.
3418 (add_comma_separated_to_vector): Rename
3419 add_instrument_functions_exclude_list to this.
3420 (common_handle_option): Handle new option. Rename calls to
3421 add_instrument_functions_exclude_list into calls to
3422 add_comma_separated_to_vector.
3423 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3424 based on flag warn_disallowed_functions.
3426 2008-07-09 Christian Bruel <christian.bruel@st.com>
3428 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3429 instead of get_attr_length.
3431 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3433 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3435 * genemit.c (gen_insn): Likewise.
3436 * gengtype.c (note_def_vec): Likewise.
3437 * gengtype.h (note_def_vec): Likewise.
3438 * genoutput.c (struct data, output_insn_data, process_template,
3439 gen_expand, gen_split, note_constraint): Likewise.
3440 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3441 make_insn_sequence): Likewise.
3442 * gensupport.c (record_insn_name): Likewise.
3444 2008-07-08 Doug Kwan <dougkwan@google.com>
3446 * config/arm/arm.opt (mandroid): New option.
3447 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3448 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3450 (CC1PLUS_SPEC): Same.
3452 (STARTFILE_SPEC): Same.
3453 (ENDFILE_SPEC): Same.
3454 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3457 2008-07-08 Raksit Ashok <raksit@google.com>
3459 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3460 (set_storage_via_setmem): Fix expected_align parameter.
3461 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3462 missing from the list.
3463 * doc/md.texi (movmem): Explicitly state that expected alignment is
3464 to be expressed in bytes.
3465 (setmem): Explicitly state that expected alignment is to be expressed
3468 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3470 * reload.c (find_reloads_subreg_address): Do not require validity
3471 of address in original mode before reloading address.
3473 2008-07-07 Tianwei Sheng <tianweis@google.com>
3475 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3476 bounds array access.
3478 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3480 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3482 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3484 Fix PR tree-optimization/23455
3485 Fix PR tree-optimization/35286
3486 Fix PR tree-optimization/35287
3487 * Makefile.in (OBJS-common): Remove tree-vn.o.
3488 (tree-vn.o): Remove.
3489 * dbgcnt.def: Add treepre_insert debug counter.
3490 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3491 (debug_value_expressions): Ditto.
3492 (print_value_expressions): Ditto.
3493 * tree-pretty-print.c (dump_generic_node): Updated for
3494 VALUE_HANDLE removal.
3495 * tree-ssa-dom.c (record_equality): Ditto.
3496 (cprop_operand): Ditto.
3497 (lookup_avail_expr): Ditto.
3498 * tree-ssa-threadedge.c
3499 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3500 (simplify_control_stmt_condition): Ditto.
3501 * tree.c (tree_code_size): Ditto.
3502 (tree_node_structure): Ditto.
3503 (iterative_hash_expr): Ditto.
3505 * tree.h (VALUE_HANDLE_ID): Ditto.
3506 (VALUE_HANDLE_EXPR_SET): Ditto.
3507 (struct tree_value_handle): Ditto.
3508 (union tree_node): Ditto.
3509 * treestruct.def: Ditto.
3510 * tree-vn.c: Removed.
3511 * tree-ssa-pre.c: Rewritten entirely.
3512 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
3513 (constant_value_ids): Ditto.
3514 (vn_nary_op_t): Moved to header.
3516 (vn_reference_op_t): Ditto
3517 (vn_reference_t): Ditto.
3518 (next_value_id): New variable.
3519 (VN_INFO): Add an assert.
3520 (vn_constant_eq): New function.
3521 (vn_constant_hash): Ditto.
3522 (get_or_alloc_constant_value_id): Ditto.
3523 (value_id_constant_p): Ditto.
3524 (vn_reference_compute_hash): De-staticify.
3525 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
3526 Disable some code with a FIXME. Remove VALUE_HANDLE use.
3527 (valueize_refs): Update opcode if it changes from ssa name to constant.
3528 (vn_reference_lookup_1): Add new argument.
3529 (vn_reference_lookup): Ditto.
3530 (vn_reference_lookup_pieces): New function.
3531 (vn_reference_insert): Add return type. Modify to deal with value ids.
3532 (vn_reference_insert_pieces): New function.
3533 (vn_nary_op_compute_hash): De-staticify.
3534 (vn_nary_op_eq): Ditto.
3535 (vn_nary_op_lookup_pieces): New function.
3536 (vn_nary_op_lookup): Add new argument.
3537 (vn_nary_op_insert_pieces): New function.
3538 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
3539 (vn_phi_insert): Ditto.
3540 (visit_unary_op): Update for callee changes.
3541 (visit_binary_op): Ditto.
3542 (visit_reference_op_load): Ditto.
3543 (visit_reference_op_store): Ditto.
3544 (init_scc_vn): Init next_value_id, constant_to_value_id and
3546 (free_scc_vn): Free them.
3547 (set_hashtable_value_ids): New function.
3548 (run_scc_vn): Use it.
3549 (get_max_value_id): New function.
3550 (get_next_value_id): Ditto.
3551 (expressions_equal_p): Moved from tree-vn.c
3552 (sort_vuses): Ditto.
3553 (sort_vuses_heap): Ditto.
3554 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
3556 * tree.c (iterative_hash_hashval_t): Made non-static
3557 * tree.h (iterative_hash_hashval_t): Declare it.
3559 2008-07-08 Martin Jambor <mjambor@suse.cz>
3561 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
3562 instead of ipa_create_node_params.
3563 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
3564 ipa_check_create_edge_args, free them with
3565 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
3567 * ipa-prop.c: Include flags.h and tree-inline.h.
3568 (ipa_node_params_vector): New variable.
3569 (ipa_edge_args_vector): New variable.
3570 (edge_removal_hook_holder): New variable.
3571 (node_removal_hook_holder): New variable.
3572 (edge_duplication_hook_holder): New variable.
3573 (node_duplication_hook_holder): New variable.
3574 (ipa_detect_param_modifications): Check for presence of modified flags.
3575 (ipa_compute_jump_functions): Check for presence of jump functions.
3576 (ipa_free_edge_args_substructures): New function.
3577 (ipa_create_node_params): Removed.
3578 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
3579 (ipa_free_node_params_substructures): New function.
3580 (ipa_free_all_node_params): Changed to deallocate the on-the-side
3582 (ipa_edge_removal_hook): New function.
3583 (ipa_node_removal_hook): New function.
3584 (duplicate_array): New function.
3585 (ipa_edge_duplication_hook): New function.
3586 (ipa_node_duplication_hook): New function.
3587 (ipa_register_cgraph_hooks): New function.
3588 (ipa_unregister_cgraph_hooks): New function.
3589 (free_all_ipa_structures_after_ipa_cp): New function.
3591 * ipa-prop.h: Include vec.h.
3592 (ipa_node_params_t): New typedef with vector types for it.
3593 (ipa_edge_args_t): New typedef with vector types for it.
3594 (IPA_NODE_REF): Changed to access an on-the-side vector.
3595 (IPA_EDGE_REF): Changed to access an on-the-side vector.
3596 (ipa_check_create_node_params): New function.
3597 (ipa_check_create_edge_args): New function.
3599 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
3602 2008-07-07 Tom Tromey <tromey@redhat.com>
3604 * configure, config.in: Rebuilt.
3605 * configure.ac: Don't check for scandir or alphasort.
3607 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3609 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
3610 types immediately after creating them.
3612 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3614 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
3616 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
3618 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
3619 dump_constraint_graph.
3620 (dump_constraint_edge): New function.
3621 (dump_constraint_graph): New function.
3622 (debug_constraint_graph): New function.
3623 (dump_constraint): Removed useless comparison.
3624 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
3625 (dump_constraint_graph): Declare.
3626 (debug_constraint_graph): Declare.
3627 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
3629 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
3631 * config/i386/i386.c (is_va_list_char_pointer): New.
3632 (ix86_va_start): Replace compare with ms_va_list_type_node
3633 by is_va_list_char_pointer.
3634 (ix86_gimplify_va_arg): Likewise.
3636 2008-07-07 Martin Jambor <mjambor@suse.cz>
3638 * cgraph.c (cgraph_edge_max_uid): New variable.
3639 (struct cgraph_edge_hook_list): New type.
3640 (struct cgraph_node_hook_list): New type.
3641 (struct cgraph_2edge_hook_list): New type.
3642 (struct cgraph_2node_hook_list): New type.
3643 (first_cgraph_edge_removal_hook): New variable.
3644 (first_cgraph_node_removal_hook): New variable.
3645 (first_cgraph_edge_duplicated_hook): New variable.
3646 (first_cgraph_node_duplicated_hook): New variable.
3647 (cgraph_add_edge_removal_hook): New function.
3648 (cgraph_remove_edge_removal_hook): New function.
3649 (cgraph_call_edge_removal_hooks): New function.
3650 (cgraph_add_node_removal_hook): New function.
3651 (cgraph_remove_node_removal_hook): New function.
3652 (cgraph_call_node_removal_hooks): New function.
3653 (cgraph_add_edge_duplication_hook): New function.
3654 (cgraph_remove_edge_duplication_hook): New function.
3655 (cgraph_call_edge_duplication_hooks): New function.
3656 (cgraph_add_node_duplication_hook): New function.
3657 (cgraph_remove_node_duplication_hook): New function.
3658 (cgraph_call_node_duplication_hooks): New function.
3659 (cgraph_create_edge): Assign to edge uid.
3660 (cgraph_remove_edge): Call edge removal hooks.
3661 (cgraph_node_remove_callees): Call edge removal hooks.
3662 (cgraph_node_remove_callers): Call edge removal hooks.
3663 (cgraph_remove_node): Call node removal hooks.
3664 (cgraph_clone_edge): Call edge duplication hooks.
3665 (cgraph_clone_node): Call node duplication hooks.
3667 * cgraph.h (cgraph_edge): New field uid.
3668 (cgraph_edge_hook): New type.
3669 (cgraph_node_hook): New type.
3670 (cgraph_2edge_hook): New type.
3671 (cgraph_2node_hook): New type.
3673 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
3675 * config.in: Regenerate.
3677 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
3679 * gcc.c (print_sysroot): New.
3680 (option_map, display_help, process_command): Handle the
3681 -print-sysroot option.
3682 (main): Print the sysroot if requested.
3683 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
3685 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3688 * unwind-pe.h (size_of_encoded_value): add attribute unused.
3690 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
3692 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
3693 (assign_parm_setup_block_p): Also check mode of entry_parm.
3695 2008-07-07 Richard Guenther <rguenther@suse.de>
3697 * tree-ssa-structalias.h (set_used_smts): Remove.
3698 * tree-ssa-structalias.c (used_smts): Likewise.
3699 (set_used_smts): Likewise.
3700 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
3701 call to set_used_smts.
3703 2008-07-07 Richard Guenther <rguenther@suse.de>
3705 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
3706 (new_var_info): Set it to false.
3707 (solution_set_add): Correctly handle pointers outside a var and
3709 (type_safe): Treat variables with is_full_var properly.
3710 (do_sd_constraint): Likewise.
3711 (do_ds_constraint): Likewise.
3712 (process_constraint): Remove zeroing offset for !use_field_sensitive.
3713 (get_constraint_for_ptr_offset): New function.
3714 (get_constraint_for_component_ref): For addresses at least include
3715 the last field of the variable. Handle is_full_vars properly.
3716 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
3717 (handle_ptr_arith): Remove.
3718 (find_func_aliases): Simplify assignment handling.
3719 (create_function_info_for): For parameter and result varinfos set
3721 (create_variable_info_for): Set is_full_var flag whenever we
3722 just created a single varinfo for a decl.
3723 (init_alias_vars): Initialize use_field_sensitive from
3724 max-fields-for-field-sensitive parameter.
3726 2008-07-07 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/36713
3729 * tree-flow-inline.h (is_call_used): New function.
3730 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
3731 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3732 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
3734 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3736 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
3738 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
3740 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
3742 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3743 Nathan Sidwell <nathan@codesourcery.com>
3745 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
3746 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
3748 * config/m68k/t-linux: New.
3749 * doc/install.texi: Document m68k-*-linux is now multilibbed by
3752 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
3754 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
3755 * config/m68k/m68k-devices.def: Remove multilibs that only differ
3758 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3760 * gcc.c (execute): Fix -Wc++-compat warning.
3762 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
3765 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
3766 constant for little endian.
3768 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
3770 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
3771 mips_base_mips16 instead of TARGET_MIPS16.
3772 (mips_base_mips16): Declare.
3773 * config/mips/mips.c (mips_base_mips16): Make global.
3774 (was_mips16_p): Remove GTY marker.
3775 (was_mips16_pch_p): New variable.
3776 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
3777 (mips_override_options): Force to non-MIPS16 mode initially.
3778 Do not complain about MIPS16 PIC incompatibilities here.
3779 Only allow -mgpopt if -mexplicit-relocs is in force for
3782 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
3784 * configure.ac: Check for caddr_t, define to char * if not defined.
3785 * configure: Regenerate.
3786 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
3787 (mmap_gt_pch_use_address): Likewise.
3788 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
3790 2008-07-06 Richard Guenther <rguenther@suse.de>
3792 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
3793 (new_var_info): Deal with it.
3794 (solution_set_add): Likewise.
3795 (bitpos_of_field): Make signed, fix.
3796 (struct fieldoff): Remove type and decl fields. Make size field
3797 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
3799 (fieldoff_compare): Deal with it.
3800 (push_fields_onto_fieldstack): Remove has_union argument, glob
3801 adjacent non-pointer fields together.
3802 (create_function_info_for): Do not set has_union.
3803 (create_variable_info_for): Simplify.
3805 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
3807 * config.gcc (extra_headers): Add cross-stdarg.h for target
3808 x86_64-*-* and i?86-*-*.
3809 * config/i386/cross-stdarg.h: New.
3810 * builtins.c (std_fn_abi_va_list): New.
3811 (std_canonical_va_list_type): New.
3812 (stabilize_va_list): Replace va_list_type_node use by
3813 mtarget.canonical_va_list_type.
3814 (gimplify_va_arg_expr): Likewise.
3815 (expand_builtin_va_copy): Replace va_list_type_node use by
3816 mtarget.fn_abi_va_list.
3817 * tree-sra.c (is_va_list_type): New helper.
3818 (decl_can_be_decomposed_p): Replace
3819 va_list_type_node use by is_va_list_type.
3820 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
3821 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3822 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
3823 * config/i386/i386-protos.h (ix86_get_valist_type): New.
3824 (ix86_enum_va_list): New.
3825 * config/i386/i386.c (sysv_va_list_type_node): New.
3826 (ms_va_list_type_node): New.
3827 (ix86_function_type_abi): Remove sorry.
3828 (ix86_build_builtin_va_list_abi): New.
3829 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
3831 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
3832 (ix86_init_builtins_va_builtins_abi): New.
3833 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
3835 (ix86_handle_abi_attribute): New.
3836 (attribute_spec): Add sysv_abi and ms_abi.
3837 (ix86_fn_abi_va_list): New.
3838 (ix86_canonical_va_list_type): New.
3839 (ix86_enum_va_list): New.
3840 (TARGET_FN_ABI_VA_LIST): New.
3841 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3842 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
3843 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
3844 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3845 (TARGET_ENUM_VA_LIST): New.
3846 * expr.h (std_fn_abi_va_list): New.
3847 (std_canonical_va_list_type): New.
3848 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
3849 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3850 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
3851 TARGET_CANONICAL_VA_LIST_TYPE.
3852 * target.h (struct gcc_target): Add fn_abi_va_list hook
3853 and canonical_va_list_type hook.
3855 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3857 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
3858 integral and pointer types.
3860 2008-07-04 Roger Sayle <roger@eyesopen.com>
3862 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
3863 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
3865 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
3868 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
3870 2008-07-04 Jakub Jelinek <jakub@redhat.com>
3872 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
3873 build_gimple_modify_stmt.
3874 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
3875 gimple operand. Use fold_build* instead of build*.
3877 2008-07-04 Richard Guenther <rguenther@suse.de>
3879 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
3880 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
3881 properly to compute the reachability set if we do field-sensitive PTA.
3882 * invoke.texi (max-fields-for-field-sensitive): Document default.
3883 * opts.c (decode_options): Set max-fields-for-field-sensitive to
3884 100 for optimize >= 2.
3886 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3888 * ggc-zone.c (lookup_page_table_if_allocated,
3889 set_page_table_entry, zone_find_object_size, alloc_small_page,
3890 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
3891 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
3892 -Wc++-compat and/or -Wcast-qual warnings.
3894 2008-07-04 Alan Modra <amodra@bigpond.net.au>
3897 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
3898 pic_offset_table_rtx to be marked as used here.
3899 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
3900 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
3901 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
3902 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
3905 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3907 * alloc-pool.c (hash_descriptor, eq_descriptor,
3908 alloc_pool_descriptor): Fix -Wc++-compat warnings.
3909 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
3911 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
3912 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
3913 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
3914 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
3917 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
3919 * tree-flow.h (loop_only_exit_p): Declare.
3920 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
3921 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
3922 the number of iterations if it is constant. Otherwise, if this is the
3923 only possible exit of the loop, use the conservative estimate on the
3924 number of iterations of the entire loop if available.
3926 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
3928 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
3929 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
3930 Add synchronization functions.
3931 * config/sync.c: New file.
3932 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
3933 (LIBGCC_SYNC_CFLAGS): Likewise.
3935 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
3938 * config/i386/i386.md (mode): Add TF to "mode" attribute.
3939 (*pushtf_sse): New insn pattern.
3940 (pushtf splitters): New splitters.
3942 2008-07-03 Michael Meissner <gnu@the-meissners.org>
3945 * predict.c (build_predict_expr): Use void_type_node for the tree
3946 type, instead of NULL_TREE.
3948 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/i386.c (contains_aligned_value_p): Return true
3952 (ix86_data_alignment): Align TCmode to 128bits.
3953 (ix86_local_alignment): Likewise.
3955 2008-07-03 Andrew Haley <aph@redhat.com>
3958 * vec.h (VEC_TA): New.
3959 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
3960 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
3961 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
3962 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
3963 (C_COMMON_FIXED_TYPES): Remove first arg.
3964 (C_COMMON_FIXED_MODE_TYPES): Likewise.
3965 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
3966 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
3967 not to use empty macro arguments.
3969 2008-07-02 Joseph Myers <joseph@codesourcery.com>
3971 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
3972 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
3973 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
3974 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
3975 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
3976 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
3977 config/ia64/crtn.asm, config/m68hc11/larith.asm,
3978 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
3979 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
3980 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3981 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3982 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3983 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
3984 config/rs6000/e500crtres64gpr.asm,
3985 config/rs6000/e500crtres64gprctr.asm,
3986 config/rs6000/e500crtrest32gpr.asm,
3987 config/rs6000/e500crtrest64gpr.asm,
3988 config/rs6000/e500crtresx32gpr.asm,
3989 config/rs6000/e500crtresx64gpr.asm,
3990 config/rs6000/e500crtsav32gpr.asm,
3991 config/rs6000/e500crtsav64gpr.asm,
3992 config/rs6000/e500crtsav64gprctr.asm,
3993 config/rs6000/e500crtsavg32gpr.asm,
3994 config/rs6000/e500crtsavg64gpr.asm,
3995 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
3996 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
3997 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
3998 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
3999 config/sparc/sol2-cn.asm: Remove .file directives.
4001 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4003 * resource.c (mark_referenced_resources): Look inside
4004 UNSPEC_VOLATILEs and ASM_INPUTs.
4006 2008-07-02 Ian Lance Taylor <iant@google.com>
4008 * rtlanal.c (add_reg_note): New function.
4009 * rtl.h (add_reg_note): Declare.
4010 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4011 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4012 * builtins.c (expand_builtin_longjmp): Likewise.
4013 (expand_builtin_nonlocal_goto): Likewise.
4014 * calls.c (emit_call_1, expand_call): Likewise.
4015 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4016 * cfglayout.c (fixup_reorder_chain): Likewise.
4017 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4018 (commit_one_edge_insertion): Likewise.
4019 * combine.c (move_deaths, distribute_notes): Likewise.
4020 * df-problems.c (df_set_note): Likewise.
4021 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4022 (set_unique_reg_note): Likewise.
4023 (emit_copy_of_insn_after): Likewise.
4024 * expr.c (expand_expr_real): Likewise.
4025 * gcse.c (add_label_notes): Likewise.
4026 * haifa-sched.c (create_check_block_twin): Likewise.
4027 * jump.c (mark_jump_label_1): Likewise.
4028 * loop-doloop.c (add_test, doloop_modify): Likewise.
4029 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4030 * lower-subreg.c (move_eh_region_note): Likewise.
4031 * optabs.c (emit_libcall_block): Likewise.
4032 * predict.c (predict_insn): Likewise.
4033 (combine_predictions_for_insn): Likewise.
4034 * recog.c (peephole2_optimize): Likewise.
4035 * regmove.c (try_auto_increment): Likewise.
4036 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4037 * reload.c (find_reloads): Likewise.
4038 * reload1.c (fixup_eh_region_note): Likewise.
4039 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4040 * reorg.c (delete_prior_computation): Likewise.
4041 (delete_computation, dbr_schedule): Likewise.
4042 * config/pa/pa.c (legitimize_pic_address): Likewise.
4043 * config/sh/sh.c (sh_reorg): Likewise.
4045 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4048 * config/libgcc-glibc.ver: Add %exclude.
4049 * config/m32r/libgcc-glibc.ver: Likwise.
4050 * config/s390/libgcc-glibc.ver: Likwise.
4051 * config/sh/libgcc-glibc.ver: Likwise.
4052 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4054 * config/i386/libgcc-glibc.ver: New.
4056 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4058 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4060 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4061 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4062 i[34567]86-*-linux*, x86_64-*-linux*. Add
4063 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4064 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4065 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4066 i[34567]86-*-linux*, x86_64-*-linux*.
4068 * libgcc-std.ver: Add empty GCC_4.4.0.
4070 * mkmap-symver.awk: Support multiple versions per symbol.
4072 * config/i386/i386.c (ix86_init_builtins): Always define
4073 __builtin_fabsq and __builtin_copysignq with fallbacks.
4074 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4075 and __builtin_copysignq if SSE2 isn't available.
4077 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4078 (LIBGCC2_TF_CEXT): Likwise.
4081 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4083 * config/i386/sfp-machine.h: Moved to libgcc.
4085 * config/i386/sfp-machine.h: New.
4086 * config/i386/t-linux: Likwise.
4088 * config/i386/t-darwin: Remove softfp_wrap_start and
4090 * config/i386/t-darwin64: Likewise.
4092 * config/i386/t-fprules-softfp64: Renamed to ...
4093 * config/i386/t-fprules-softfp: This.
4095 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4096 and softfp_wrap_end.
4098 2008-07-02 Jason Merrill <jason@redhat.com>
4100 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4102 * tree.c (ctor_to_list): New fn.
4103 * tree.h: Declare it.
4104 (CONSTRUCTOR_ELT): New macro.
4105 (CONSTRUCTOR_NELTS): New macro.
4107 2008-07-02 Richard Guenther <rguenther@suse.de>
4109 * tree-ssa-structalias.c (struct variable_info): Reorder
4110 to fill padding on 64bit hosts. Make collapsed_to an int.
4111 (get_varinfo_fc): Deal with that.
4112 (new_var_info): Likewise.
4113 (collapse_rest_of_var): Likewise.
4115 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4117 * doc/install.texi (--enable-java-home): Document.
4118 (--enable-aot-compile-rpm): Likewise.
4119 (--with-arch-directory): Likewise.
4120 (--with-os-directory): Likewise.
4121 (--with-origin-name): Likewise.
4122 (--with-arch-suffix): Likewise.
4123 (--with-jvm-root-dir): Likewise.
4124 (--with-jvm-jar-dir): Likewise.
4125 (--with-python-dir): Likewise.
4127 2008-07-02 Richard Guenther <rguenther@suse.de>
4129 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4130 from decls explicitly. Merge operand checking from tuples.
4132 2008-07-02 Martin Jambor <mjambor@suse.cz>
4134 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4136 2008-07-02 Martin Jambor <mjambor@suse.cz>
4138 * tree-switch-conversion.c: Included timevar.h
4139 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4141 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4143 2008-07-02 Martin Jambor <mjambor@suse.cz>
4145 * tree-switch-conversion.c: Corrected various comments and
4147 (build_constructors): Fixed minor formatting mistakes.
4149 * invoke.texi (Optimize Options): Corrected the
4150 switch-conversion-max-branch-ratio parameter.
4152 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4154 * final.c (asm_insn_count): Return zero for an empty asm body.
4156 2008-07-02 Richard Guenther <rguenther@suse.de>
4158 * bitmap.h (bitmap_set_bit): Return bool.
4159 (bitmap_clear_bit): Likewise.
4160 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4161 write to the bitmap if it would.
4162 (bitmap_clear_bit): Likewise.
4163 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4164 bitmap_set_bit return value.
4165 (add_pred_graph_edge): Likewise.
4166 (add_graph_edge): Likewise.
4167 (do_sd_constraint): Likewise.
4168 (do_ds_constraint): Likewise.
4170 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4172 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4173 Fix -Wc++-compat and/or -Wcast-qual warnings.
4174 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4175 gen_regparm_prefix): Likewise.
4176 * vmsdbgout.c (write_modbeg, lookup_filename,
4177 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4179 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4181 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4182 defaults.h definition apply.
4184 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4186 * function.c (assign_parm_remove_parallels): New.
4187 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4189 (assign_parm_setup_block): Do not handle them.
4190 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4191 assign_parm_remove_parallels.
4193 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4195 * c-typeck.c (convert_for_assignment): Use
4196 vector_targets_convertible_p.
4197 * c-common.c (vector_targets_convertible_p): New.
4198 * c-common.h (vector_targets_convertible_p): New prototype.
4199 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4200 opaque_p_V2SI_type_node.
4202 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4204 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4207 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4209 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4210 TFmode constants via two element DImode vector for hosts with
4211 HOST_BITS_PER_WIDE_INT < 64.
4212 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4213 also for HOST_BITS_PER_WIDE_INT < 64.
4215 2008-07-01 Richard Guenther <rguenther@suse.de>
4217 PR tree-optimization/36666
4218 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4219 (get_constraint_exp_from_ssa_var): Split into ...
4220 (get_constraint_exp_for_temp): ... this ...
4221 (get_constraint_for_ssa_var): ... and that.
4222 Return constraint expressions for all touched sub-fields
4223 if the results address is not taken.
4224 (process_constraint): Remove assertion that aggregate
4225 assignments do not happen at this place.
4226 (get_constraint_for_component_ref): Add address_p argument.
4227 Return constraint expressions for all touched sub-fields
4228 if the results address is not taken.
4229 (do_deref): Use get_constraint_exp_for_temp.
4230 (get_constraint_for_1): Rename from ...
4231 (get_constraint_for): ... this. Add the old function as wrapper.
4232 (do_structure_copy): Use get_constraint_for_1.
4234 2008-07-01 Martin Jambor <mjambor@suse.cz>
4236 * Makefile.in (tree-switch-conversion.o): Add.
4237 (OBJS-common): Add tree-swtch-conversion.o.
4238 * passes.c (init_optimization_passes): Add pass_convert_switch.
4239 * tree-pass.h: (pass_convert_switch): Add.
4240 * tree-switch-conversion.c: New file.
4241 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4242 * common.opt (ftree-cswtch): New option.
4243 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4244 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4245 * opts.c (decode_options): Set flag_tree_switch_conversion when
4246 optimization level is >= 2.
4247 * doc/invoke.texi (Optimize Options): Added description of
4248 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4250 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4252 * config/darwin-driver.c (darwin_default_min_version): Fix
4253 -Wc++-compat warnings.
4255 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4257 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4260 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4262 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4264 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4266 PR rtl-optimization/34744
4267 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4268 (df_scan_free_internal): Free data structures not
4269 allocated in storage pools.
4270 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4271 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4272 df_scan_free_mws_vec.
4273 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4276 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4278 * config/i386/i386.c (contains_aligned_value_p): Return true
4280 (ix86_function_arg_boundary): Return its natural boundary
4282 (return_in_memory_32): Don't check TDmode.
4283 (ix86_split_to_parts): Support splitting into 4 parts and
4284 support TFmode for 32bit target.
4285 (ix86_split_long_move): Support splitting into 4 parts.
4286 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4288 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4289 (ix86_init_builtins): Here.
4290 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4291 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4292 'q' and 'w', respectively.
4294 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4296 (movtf_internal): Likewise.
4297 (<code>tf2): Likewise.
4298 (*absnegtf2_sse): Likewise.
4299 (copysign<mode>3): Likewise.
4300 (copysign<mode>3_const): Likewise.
4301 (copysign<mode>3_var): Likewise.
4302 (define_split UNSPEC_COPYSIGN): Likewise.
4303 * config/i386/sse.md (*nandtf3): Likewise.
4304 (<code>tf3): Likewise.
4305 (*<code>tf3): Likewise.
4307 2008-06-30 Joey Ye <joey.ye@intel.com>
4308 H.J. Lu <hongjiu.lu@intel.com>
4310 * global.c (compute_regsets): Set frame_pointer_needed here.
4311 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4313 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4315 * doc/install.texi (specific): Expand Windows build notes.
4317 2008-06-30 Ira Rosen <irar@il.ibm.com>
4319 PR tree-optimization/36648
4320 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4321 number of prolog iterations by step. Fix the comment.
4323 2008-06-30 Richard Guenther <rguenther@suse.de>
4326 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4327 handle calls from ECF_MALLOC functions.
4328 (handle_pure_call): ECF_MALLOC functions do not return
4330 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4332 2008-06-29 Andreas Schwab <schwab@suse.de>
4334 * config/m68k/m68k.c (print_operand): Always print a float
4336 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4337 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4340 * config/rs6000/x-linux64: Remove never used file.
4342 2008-06-29 Richard Guenther <rguenther@suse.de>
4344 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4346 (struct alias_info): Move ...
4347 * tree-ssa-alias.c: ... here.
4348 (update_alias_info): Declare.
4349 (compute_may_aliases): Call it.
4350 (update_alias_info): New function.
4351 * tree-ssa-structalias.c (update_alias_info): Move ...
4352 * tree-ssa-alias.c (update_alias_info_1): ... here.
4353 * tree-ssa-structalias.c (process_constraint_1): Remove
4354 unused from_call argument. Rename to ...
4355 (process_constraint): ... this. Delete old wrapper.
4356 (make_constraint_to): Adjust callers.
4357 (handle_const_call): Likewise.
4358 (handle_pure_call): Likewise.
4359 (init_base_vars): Likewise.
4360 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4361 (find_func_aliases): We don't need structure copies for
4363 (make_constraint_from_anything): Remove.
4364 (create_variable_info_for): For globals make constraints
4365 from escaped, not from anything.
4366 (compute_points_to_sets): Do not call update_alias_info.
4367 (ipa_pta_execute): Use make_constraint_from.
4369 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4371 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4372 (bitmap.o-warn, dominance.o-warn): New.
4373 * configure.ac (cxx_compat_warn): Delete.
4374 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4375 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4377 * configure: Regenerate.
4379 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4382 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4384 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4385 * df-scan.c (df_notes_rescan): Likewise.
4386 * ggc-page.c (set_page_table_entry): Likewise.
4387 * intl.c (gcc_gettext_width): Likewise.
4388 * varasm.c (get_unnamed_section, get_noswitch_section,
4389 get_section): Likewise.
4391 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4393 * regrename.c (build_def_use): Don't copy RTX.
4395 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4397 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4398 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4399 punctuation. Use @ref instead of @xref.
4400 (Function Names): Remove stray @display/@end display.
4401 (C++ Attributes): Use @ref instead of @xref.
4402 (Deprecated Features): Fix punctuation around @xref.
4403 (Backwards Compatibility): Likewise.
4404 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4406 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4408 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4409 constants for E500 double.
4411 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4413 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4414 element type of const_vector.
4416 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4418 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4419 Remove FLAGS_REG clobber from expander pattern.
4420 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4421 (anddi3, andsi3, andhi3, andqi3): Ditto.
4422 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4423 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4424 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4425 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4426 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4427 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4428 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4429 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4431 2008-06-28 Richard Guenther <rguenther@suse.de>
4433 * tree-ssa-structalias.c (callused_id, var_callused,
4434 callused_tree): Add.
4435 (handle_pure_call): New function.
4436 (find_func_aliases): Call it.
4437 (find_what_p_points_to): Handle the call-used set.
4438 (clobber_what_escaped): Likewise.
4439 (compute_call_used_vars): New function.
4440 (init_base_vars): Init the call-used variable.
4441 (do_sd_constraint): Do not propagate the solution from CALLUSED
4442 but use CALLUSED as a placeholder.
4443 (solve_graph): Likewise.
4444 * tree-flow-inline.h (gimple_call_used_vars): New function.
4445 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4446 (compute_call_used_vars): Declare.
4447 * tree-ssa-alias.c (set_initial_properties): Call
4448 compute_call_used_vars.
4449 (reset_alias_info): Clear call-used variables.
4450 (add_call_clobber_ops): Assert we are not called for const/pure
4451 functions. Remove handling of them.
4452 (add_call_read_ops): Handle pure functions by adding the
4453 call-used set of variables as VUSEs.
4454 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4455 (delete_tree_ssa): Free it.
4456 * tree-dfa.c (remove_referenced_var): Clear the var from the
4459 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4461 * tree.c (build_varargs_function_type_list): New.
4462 (build_function_type_list_1): New.
4463 (build_function_type_list): Use build_function_type_list_1.
4464 * tree.h (build_varargs_function_type_list): New.
4466 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4469 * config/spu/spu.c (spu_builtin_splats): Do not generate
4470 invalid CONST_VECTOR expressions.
4471 (spu_expand_vector_init): Likewise.
4473 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4475 * optabs.c (libfunc_decls): New variable.
4476 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4477 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4478 for the same function twice.
4480 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4482 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4483 ix86_expand_binary_operator directly.
4484 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4486 (*ashrti3_1): Ditto.
4487 (*lshrti3_1): Ditto.
4488 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4489 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4490 using only one splitter. Conditionaly execute splitter before or
4491 after peephole2 pass.
4492 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4493 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4494 Use only one alternative in asm template.
4495 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4497 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4498 "J" operand constraint for operand 2.
4499 (*ashldi3_cconly_rex64): Ditto.
4500 (*ashrdi3_cmp_rex64): Ditto.
4501 (*ashrdi3_cconly_rex64): Ditto.
4502 (*lshrdi3_cmp_rex64): Ditto.
4503 (*lshrdi3_cconly_rex64): Ditto.
4504 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
4505 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
4506 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
4509 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4511 * gimplify.c (omp_is_private): Don't return true if decl is not
4512 already private on #pragma omp for or #pragma omp parallel for.
4515 * tree-cfg.c (struct move_stmt_d): Replace block field with
4516 orig_block and new_block fields.
4517 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
4518 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
4519 (move_block_to_fn): Replace vars_map and new_label_map arguments
4520 with struct move_stmt_d pointer.
4521 (replace_block_vars_by_duplicates): New function.
4522 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
4523 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
4524 all subblocks of ORIG_BLOCK to the new function. Call
4525 replace_block_vars_by_duplicates.
4526 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
4527 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
4528 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
4529 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
4530 (expand_omp): Temporarily set input_location to the location of
4531 region's controlling stmt.
4532 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
4533 BIND_EXPR, push ctx->block_vars and gimplification vars into
4534 the BIND_EXPR and its block's BLOCK_VARS instead of directly
4536 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
4537 there are any BLOCK_VARS.
4538 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
4539 OMP_PARALLEL or OMP_TASK stmt.
4540 (lower_omp): Save and restore input_location around the lower_omp_1
4543 2008-06-27 Richard Guenther <rguenther@suse.de>
4545 PR tree-optimization/36400
4546 PR tree-optimization/36373
4547 PR tree-optimization/36344
4548 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
4549 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
4550 (update_alias_info): Remove call clobbering code.
4551 (make_constraint_to): New helper function.
4552 (make_escape_constraint): Likewise.
4553 (handle_rhs_call): Use it on all pointer containing arguments.
4554 Also mark the static chain escaped.
4555 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
4556 instead of ANYTHING.
4557 (make_constraint_from): New helper split out from ...
4558 (make_constraint_from_anything): ... here.
4559 (find_func_aliases): Add constraints for escape sites.
4560 (intra_create_variable_infos): Make constraints from NONLOCAL
4562 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
4564 (clobber_what_p_points_to): Remove.
4565 (clobber_what_escaped): New function.
4566 (init_base_vars): Init NONLOCAL and ESCAPED.
4567 (do_sd_constraint): Do not propagate the solution from ESCAPED
4568 but use ESCAPED as a placeholder.
4569 (solve_graph): Likewise.
4570 * tree-flow.h (clobber_what_p_points_to): Remove.
4571 (clobber_what_escaped): Declare.
4572 * tree-ssa-alias.c (set_initial_properties): Call it.
4573 Remove code clobbering escaped pointers.
4575 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4577 * function.c (allocate_struct_function): Only allocate a unique
4578 funcdef_no if the decl is nonzero.
4580 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4582 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
4583 * config/mips/mips.c (mips_split_const_insns): New function.
4584 * config/mips/mips.md (move_type): New attribute.
4585 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
4586 (dword_mode): New attribute.
4587 (type): Avoid long line. Map "move_type"s to "type"s,
4588 choosing "multi" for doubleword moves if appropriate.
4589 Swap MTC/MFC comments to match their declaration order.
4590 (extended_mips16): Default to "yes" if "move_type" is "sll0",
4591 "type" is "branch" or "jal" is "direct".
4592 (length): Handle "extended_mips16" first. Make the default
4593 "0" for "ghost" instructions. Set the length from "move_type".
4594 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
4595 of "type", with "sll0" for the register alternative. Remove the
4596 "extended_mips16" attribute.
4597 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
4598 of "type", with "shift_shift" for the register alternative.
4599 Remove the "length" attribute.
4600 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
4601 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
4602 of "type", with "andi" for the register alternative.
4603 (*zero_extendqihi2): Likewise.
4604 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
4605 of "andi" instead of a "type" of "arith".
4606 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
4608 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
4609 (mov_<store>r, *mov<mode>_ra): Likewise.
4610 (extendsidi2): Use "move_type" instead of "type", with "move"
4611 for the register alternative.
4612 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
4613 of "type", with "signext" for the register alternative.
4614 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
4615 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
4616 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
4617 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
4618 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
4619 (unnamed branch insn): Likewise.
4620 (*movdi_gp32_fp64): Fold into...
4621 (*movdi_32bit): ...here.
4622 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
4623 (*movdf_hardfloat): ...this new pattern.
4624 (*movdf_softfloat): Remove redundant FPR alternatives.
4625 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
4626 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
4627 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
4628 the "move" attribute.
4629 (*movdi_32bit): Use "move_type" instead of "type" and remove the
4630 "length" attribute. Use "fpload" and "fpstore" instead of "load"
4631 and "store" for COP loads and stores.
4632 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
4633 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
4634 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
4635 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
4636 (*movtf_mips16, *movv2sf): Likewise.
4637 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
4638 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4639 (mfhc1<mode>): Use "move_type" instead of "move".
4640 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
4641 (loadgp_blockage): Remove the "length" attribute.
4642 (blockage, set_got_version, update_got_version): Likewise.
4643 (call_internal): Remove the "extended_mips16" attribute.
4644 (call_value_internal, call_value_multiple_internal): Likewise.
4645 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
4647 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
4648 the "length" attribute.
4650 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4652 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
4653 -Wcast-qual warnings.
4654 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
4655 handle_pragma_pop_macro): Likewise.
4656 * collect2.c (resolve_lib_name): Likewise.
4657 * config/arc/arc.c (arc_init): Likewise.
4658 * config/arm/arm.c (neon_builtin_compare,
4659 locate_neon_builtin_icode): Likewise.
4660 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
4661 * config/bfin/bfin.c (bfin_init_machine_status,
4662 bfin_optimize_loop): Likewise.
4663 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4664 * config/cris/cris.c (cris_init_expanders): Likewise.
4665 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
4666 * config/darwin.c (machopic_indirection_eq,
4667 machopic_indirection_name, machopic_output_indirection): Likewise.
4668 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
4669 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
4670 frv_optimize_membar): Likewise.
4671 * config/i386/cygwin.h (mingw_scan,
4672 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
4673 * config/i386/cygwin1.c (mingw_scan): Likewise.
4674 * config/i386/i386.c (machopic_output_stub): Likewise.
4675 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
4676 i386_pe_unique_section): Likewise.
4677 * config/ia64/ia64.c (ia64_init_machine_status,
4678 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
4680 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
4681 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
4682 * config/m68k/m68k.c (m68k_handle_option,
4683 m68k_sched_md_init_global): Likewise.
4684 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
4685 mcore_unique_section): Likewise.
4686 * config/mips/mips.c (mips_block_move_straight,
4687 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
4689 * config/mmix/mmix.c (mmix_init_machine_status,
4690 mmix_encode_section_info): Likewise.
4691 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
4692 * config/rs6000/rs6000.c (rs6000_init_machine_status,
4693 print_operand_address, output_toc, redefine_groups,
4694 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
4695 * config/s390/s390.c (s390_init_machine_status): Likewise.
4696 * config/score/score.c (score_block_move_straight,
4697 score_block_move_loop_body): Likewise.
4698 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
4699 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
4700 * emit-rtl.c (find_auto_inc): Likewise.
4701 * gcc.c (translate_options, process_command): Likewise.
4702 * reorg.c (dbr_schedule): Likewise.
4703 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
4704 * xcoffout.c (xcoffout_declare_function): Likewise.
4706 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
4708 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
4709 ipa-pta working again.
4711 2008-06-27 David Edelsohn <edelsohn@gnu.org>
4713 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
4716 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
4718 * config.gcc (powerpc*-*-*): Add new core e500mc.
4719 * config/rs6000/e500mc.md: New file.
4720 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4722 (rs6000_override_options): Add e500mc case to
4723 processor_target_table. Altivec and Spe options not allowed
4724 with e500mc. Add isel instruction to e500mc by
4725 default. Initialize rs6000_cost for e500mc.
4726 (rs6000_issue_rate): Set issue rate for e500mc.
4727 * config/rs6000/rs6000.h (processor_type): Add
4728 PROCESSOR_PPCE500MC.
4729 (ASM_CPU_SPEC): Add e500mc.
4730 Set TARGET_ISEL to rs6000_isel.
4731 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
4732 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
4733 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
4735 * doc/invoke.texi: Add e500mc to list of cpus.
4737 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4740 * c-lex.c (lex_charconst): Initialize unsignedp.
4742 2008-06-27 Olivier Hainque <hainque@adacore.com>
4744 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
4745 documented assumptions.
4747 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
4749 * dwarf2out.c: Remove trailing white spaces. Break long line
4752 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
4754 * libfuncs.h (LTI_synchronize): New libfunc_index.
4755 (synchronize_libfunc): Declare.
4756 * builtins.c (expand_builtin_synchronize): Consider using
4757 synchronize_libfunc before falling back on an asm blockage.
4758 * config/mips/mips.c: Include libfuncs.h
4759 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
4761 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
4763 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
4764 parameter. Copy stack_reg to r11 where appropriate.
4765 (no_global_regs_above): Add gpr parameter.
4766 (rs6000_stack_info): Only add padding for SPE save area if we
4767 are saving SPE GPRs and CR.
4768 (saveres_routine_syms): New variable.
4769 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
4771 (rs6000_savres_routine_sym): New function.
4772 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
4774 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
4775 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
4776 Tweak FPR out-of-line saving.
4777 (rs6000_make_savres_rtx): New function.
4778 (rs6000_use_multiple_p): New function.
4779 (rs6000_savres_strategy): New function.
4780 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
4781 out-of-line if appropriate.
4782 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
4783 if we are optimizing for size.
4784 (GP_SAVE_INLINE): Define.
4785 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
4786 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
4787 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
4788 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
4789 (*save_fpregs_<mode>): Add use of r11.
4790 (*restore_gpregs_<mode>): New insn.
4791 (*return_and_restore_gpregs_<mode>): New insn.
4792 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
4794 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
4795 (*restore_gpregs_spe): New insn.
4796 (*return_and_restore_gpregs_spe): New insn.
4797 * config/rs6000/predicates.md (save_world_operation): Fix check.
4799 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4801 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
4802 this point, so assert that.
4804 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4806 * cfganal.c: Include vec.h and vecprim.h.
4807 (compute_idf): Import from...
4808 * tree-into-ssa (compute_idf): ...here.
4809 * basic-block.h (compute_idf): Export.
4811 2008-06-26 Joseph Myers <joseph@codesourcery.com>
4813 * c-decl.c (merge_decls): Use !current_function_decl to check for
4814 extern declaration of C99 inline function being at file scope.
4816 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
4818 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
4820 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4822 * alias.c (record_alias_subset, init_alias_analysis): Fix
4823 -Wc++-compat and/or -Wcast-qual warnings.
4824 * attribs.c (lookup_attribute_spec): Likewise.
4825 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
4826 copy_bb, connect_traces,
4827 find_rarely_executed_basic_blocks_and_cr): Likewise.
4828 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
4829 note_btr_set, migrate_btr_defs): Likewise.
4830 * builtins.c (result_vector, expand_builtin_memcpy,
4831 expand_builtin_mempcpy_args, expand_builtin_strncpy,
4832 builtin_memset_read_str, expand_builtin_printf,
4833 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
4835 * caller-save.c (mark_set_regs): Likewise.
4836 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4837 * cgraph.c (cgraph_edge): Likewise.
4838 * combine.c (likely_spilled_retval_1): Likewise.
4839 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
4840 htab_counts_entry_del, get_coverage_counts): Likewise.
4841 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
4842 new_cselib_val): Likewise.
4843 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
4844 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
4846 * df-core.c (df_compact_blocks): Likewise.
4847 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
4848 * df-scan.c (df_grow_reg_info, df_ref_create,
4849 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
4850 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
4851 df_record_entry_block_defs, df_record_exit_block_uses,
4852 df_bb_verify): Likewise.
4853 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
4854 DF_REF_EXTRACT_MODE_CONST): New.
4855 * dominance.c (get_immediate_dominator, get_dominated_by,
4856 nearest_common_dominator, root_of_dom_tree,
4857 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
4858 -Wc++-compat and/or -Wcast-qual warnings.
4859 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
4860 record_store, replace_read, check_mem_read_rtx, scan_insn,
4861 dse_step1, dse_record_singleton_alias_set): Likewise.
4862 * dwarf2asm.c (dw2_force_const_mem): Likewise.
4864 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4866 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
4867 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
4868 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
4869 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
4870 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
4871 add_ranges_num, add_ranges_by_labels, file_info_cmp,
4872 file_name_acquire, output_file_names, add_const_value_attribute,
4873 premark_used_types_helper, file_table_eq, file_table_hash,
4874 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
4875 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
4876 -Wcast-qual warnings.
4877 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
4878 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
4879 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
4880 gen_reg_rtx, start_sequence, init_emit): Likewise.
4881 * et-forest.c (et_new_occ, et_new_tree): Likewise.
4882 * except.c (init_eh_for_function, gen_eh_region,
4883 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
4884 arh_to_landing_pad, arh_to_label, add_action_record,
4885 add_call_site, switch_to_exception_section): Likewise.
4886 * expmed.c (synth_mult): Likewise.
4887 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
4888 store_expr): Likewise.
4889 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
4891 * function.c (assign_stack_temp_for_type,
4892 allocate_struct_function, match_asm_constraints_1): Likewise.
4893 * gcov-io.c (gcov_allocate): Likewise.
4894 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
4895 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
4896 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
4897 record_one_set, insert_expr_in_table, insert_set_in_table,
4898 dump_hash_table, compute_hash_table_work, alloc_hash_table,
4899 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
4900 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
4901 -Wcast-qual warnings.
4903 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4905 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
4906 -Wcast-qual warnings.
4907 * gcc.c (process_command): Likewise.
4908 * genattrtab.c (oballoc): Use XOBNEW.
4909 (oballocvec): Define.
4910 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
4911 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
4912 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
4913 -Wc++-compat and/or -Wcast-qual warnings.
4914 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
4915 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
4916 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
4917 gen_presence_absence_set, gen_automaton, gen_regexp_el,
4918 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
4919 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
4920 add_excls, process_presence_absence_names,
4921 process_presence_absence_patterns, add_presence_absence,
4922 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
4923 get_free_state, add_arc, get_free_automata_list_el,
4924 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
4925 transform_3, cache_presence, create_ainsns, create_automata,
4926 create_state_ainsn_table, dfa_insn_code_enlarge,
4927 output_trans_func, output_min_issue_delay_func,
4928 output_dead_lock_func, output_reset_func,
4929 output_get_cpu_unit_code_func, output_dfa_start_func,
4930 expand_automata): Likewise.
4931 * genextract.c (gen_insn): Likewise.
4932 * gengtype-lex.l: Likewise.
4933 * gengtype.c (read_input_list, adjust_field_type,
4934 process_gc_options): Likewise.
4935 * genoutput.c (note_constraint): Likewise.
4936 * genpreds.c (mangle, add_constraint): Likewise.
4937 * genrecog.c (process_define_predicate, new_decision,
4938 add_to_sequence): Likewise.
4939 * gensupport.c (record_insn_name): Likewise.
4941 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4943 * config/i386/driver-i386.c (detect_caches_amd,
4944 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
4945 and/or -Wcast-qual warnings.
4946 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
4947 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
4948 gt_pch_save): Likewise.
4949 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
4950 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
4951 * global.c (compute_regsets): Likewise.
4952 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
4953 finish_graph_dump_file): Likewise.
4954 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
4955 unlink_bb_notes): Likewise.
4956 * integrate.c (get_hard_reg_initial_val): Likewise.
4957 * ipa-prop.c (ipa_push_func_to_list): Likewise.
4958 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
4959 * local-alloc.c (update_equiv_regs): Likewise.
4960 * loop-invariant.c (check_invariant_table_size,
4961 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
4963 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
4964 altered_reg_used, mark_altered): Likewise.
4965 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
4966 insert_var_expansion_initialization,
4967 combine_var_copies_in_loop_exit, apply_opt_in_copies,
4968 release_var_copies): Likewise.
4969 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
4970 analyze_matrix_decl, add_allocation_site, analyze_transpose,
4971 analyze_accesses_for_phi_node, check_var_notmodified_p,
4972 check_allocation_function, find_sites_in_func,
4973 record_all_accesses_in_func, transform_access_sites,
4974 transform_allocation_sites): Likewise.
4975 * omp-low.c (new_omp_region, create_omp_child_function_name,
4976 check_omp_nesting_restrictions, check_combined_parallel,
4977 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
4978 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
4979 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4980 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
4982 * opts-common.c (prune_options): Likewise.
4983 * opts.c (add_input_filename, print_filtered_help,
4984 get_option_state): Likewise.
4985 * params.c (add_params): Likewise.
4986 * passes.c (set_pass_for_id, next_pass_1,
4987 do_per_function_toporder, pass_fini_dump_file): Likewise.
4988 * postreload.c (reload_cse_simplify_operands): Likewise.
4989 * predict.c (tree_predicted_by_p, tree_predict_edge,
4990 clear_bb_predictions, combine_predictions_for_bb): Likewise.
4992 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4994 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
4996 * recog.c (check_asm_operands, validate_change_1): Likewise.
4997 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
4998 subst_asm_stack_regs): Likewise.
4999 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5000 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5001 * regmove.c (reg_is_remote_constant_p): Likewise.
5002 * regrename.c (regrename_optimize, scan_rtx_reg,
5003 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5005 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5006 regstat_compute_calls_crossed): Likewise.
5007 * reload1.c (init_reload, new_insn_chain,
5008 has_nonexceptional_receiver, reload, copy_reloads,
5009 calculate_needs_all_insns, init_elim_table): Likewise.
5010 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5011 * rtl.c (shallow_copy_rtx_stat): Likewise.
5012 * rtlanal.c (parms_set): Likewise.
5013 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5014 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5015 * sched-ebb.c (earliest_block_with_similiar_load,
5016 add_deps_for_risky_insns): Likewise.
5017 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5018 schedule_region): Likewise.
5019 * see.c (eq_descriptor_pre_extension,
5020 hash_descriptor_pre_extension, hash_del_pre_extension,
5021 eq_descriptor_properties, hash_descriptor_properties,
5022 hash_del_properties, see_seek_pre_extension_expr,
5023 see_initialize_data_structures, see_print_register_properties,
5024 see_print_pre_extension_expr, see_delete_merged_def_extension,
5025 see_delete_unmerged_def_extension, see_emit_use_extension,
5026 see_pre_delete_extension, see_map_extension, see_commit_changes,
5027 see_analyze_merged_def_local_prop,
5028 see_analyze_merged_def_local_prop,
5029 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5030 see_set_prop_merged_def, see_set_prop_unmerged_def,
5031 see_set_prop_unmerged_use, see_print_one_extension,
5032 see_merge_one_use_extension, see_merge_one_def_extension,
5033 see_store_reference_and_extension, see_update_uses_relevancy,
5034 see_update_defs_relevancy): Likewise.
5035 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5036 hash_statistics_free, curr_statistics_hash): Likewise.
5037 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5038 expand_asm_operands, expand_return, case_bit_test_cmp,
5039 expand_case): Likewise.
5040 * stor-layout.c (start_record_layout): Likewise.
5041 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5042 gt_pch_save_stringpool): Likewise.
5043 * tree-data-ref.c (hash_stmt_vertex_info,
5044 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5045 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5047 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5050 * config/i386/i386.md : Change constraints of HImode and QImode
5051 immediate operands from "i" to "n". Change SImode "ni" constraint to
5052 "i" and SImode "rmi" constraint to "g". Remove all constraints
5053 from const0_operand and const1_operand predicated operands.
5054 (i): Change QImode and HImode attribute from "i" to "n".
5055 (*subqi_2): Change HImode operands to QImode.
5058 2008-06-25 Olivier Hainque <hainque@adacore.com>
5060 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5063 2008-06-25 Richard Guenther <rguenther@suse.de>
5065 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5066 not overflow the result type.
5068 2008-06-25 Richard Guenther <rguenther@suse.de>
5070 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5071 (vn_lookup): Likewise.
5073 2008-06-25 Richard Guenther <rguenther@suse.de>
5075 PR tree-optimization/35518
5076 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5077 * tree-sra.c (instantiate_element): Use fold_build3 to build
5079 (try_instantiate_multiple_fields): Likewise.
5081 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5083 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5086 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5088 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5089 use_backchain_to_restore_sp to true
5090 if the offset of the link register save area would go over the 32k - 1
5091 offset limit of the load
5094 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5096 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5097 anchor for the type-punning blurb. Cross-reference "Structures
5098 unions enumerations and bit-fields implementation". Provide a
5099 cast-through-pointer example. Make final sentence self-contained.
5100 * doc/implement-c.texi (Structures unions enumerations and
5101 bit-fields implementation): Cross-reference the type-punning blurb
5102 in the -fstrict-aliasing documentation.
5104 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5107 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5108 the memory instead of the memory itself for the save area.
5110 2008-06-24 Olivier Hainque <hainque@adacore.com>
5111 Nicolas Roche <roche@adacore.com>
5113 * gengtype.c (srcdir_len): size_t instead of int.
5114 (get_file_realbasename): New function. For F a filename, the real
5115 basename of F, with all the path components stripped.
5116 (get_file_srcdir_relative_path): New function. For F a filename, the
5117 relative path to F from $(srcdir).
5118 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5119 get_file_realbasename. Adjust the head comment.
5120 (get_prefix_langdir_index): New function. For F a filename, return the
5121 lang_dir_names[] relative index of the language directory that is
5123 (get_file_langdir): For F a filename, return the name of the language
5124 directory where F is located.
5125 (get_file_gtfilename): New function. The gt- output file name for an
5127 (get_output_file_with_visibility): Replace in-line computations with
5128 uses of get_file_gtfilename and get_prefix_langdir_index.
5129 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5131 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5133 PR tree-optimization/36504
5134 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5135 references without base address.
5137 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5140 * calls.c (expand_call): Increase alignment for recursive functions.
5142 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5144 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5145 (TARGET_FUNCTION_VALUE): New define.
5146 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5147 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5149 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5151 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5152 (fmod<mode>3): Ditto.
5153 (remainderxf3): Ditto.
5154 (remainder<mode>3): Ditto.
5156 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5159 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5160 REG is a hard register.
5162 PR tree-optimization/36508
5163 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5164 499, don't check it at all in release compilers.
5166 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5168 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5169 together with SSE_TARGET_MATH to disable insn pattern.
5170 (*fop_<MODEF:mode>_2_i387): Ditto.
5171 (*fop_<MODEF:mode>_3_i387): Ditto.
5173 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5175 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5177 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5180 * gimplify.c (gimplify_asm_expr): Check the return code of
5181 parse_output_constraint call, set function return and is_inout
5184 2008-06-22 Ian Lance Taylor <iant@google.com>
5186 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5187 (narrowest_signed_type): Likewise.
5188 * c-typeck.c (c_common_type): Change local variable mclass to enum
5190 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5191 tcc_comparison, not the tree code itself.
5192 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5193 (c_expand_expr): Cast modifier to enum expand_modifier.
5194 * c-common.h (C_RID_CODE): Add casts.
5195 (C_SET_RID_CODE): Define.
5196 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5197 (c_lex_one_token): Add cast to avoid warning.
5198 (c_parser_objc_type_name): Rename local typename to type_name.
5199 (check_no_duplicate_clause): Change code parameter to enum
5201 (c_parser_omp_var_list_parens): Change kind parameter to enum
5203 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5204 c_parser_omp_list_var_parens.
5205 (c_parser_omp_threadprivate): Likewise.
5206 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5207 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5208 * c-format.c (NO_FMT): Define.
5209 (printf_length_specs): Use NO_FMT.
5210 (asm_fprintf_length_specs): Likewise.
5211 (gcc_diag_length_specs): Likewise.
5212 (scanf_length_specs): Likewise.
5213 (strfmon_length_specs): Likewise.
5214 (gcc_gfc_length_specs): Likewise.
5215 (printf_flag_specs): Change 0 to STD_C89.
5216 (asm_fprintf_flag_specs): Likewise.
5217 (gcc_diag_flag_specs): Likewise.
5218 (gcc_cxxdiag_flag_specs): Likewise.
5219 (scanf_flag_specs): Likewise.
5220 (strftime_flag_specs): Likewise.
5221 (strfmon_flag_specs): Likewise.
5222 (print_char_table): Likewise.
5223 (asm_fprintf_char_table): Likewise.
5224 (gcc_diag_char_table): Likewise.
5225 (gcc_tdiag_char_table): Likewise.
5226 (gcc_cdiag_char_table): Likewise.
5227 (gcc_cxxdiag_char_table): Likewise.
5228 (gcc_gfc_char_table): Likewise.
5229 (scan_char_table): Likewise.
5230 (time_char_table): Likewis.
5231 (monetary_char_table): Likewise.
5232 * c-format.h (BADLEN): Likewise.
5234 2008-06-21 Ian Lance Taylor <iant@google.com>
5236 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5237 Define END_OF_BASE_TREE_CODES around inclusion.
5238 * tree.c (tree_code_type): New global array.
5239 (tree_code_length, tree_code_name): Likewise.
5240 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5242 (all-tree.def, s-alltree): New targets.
5243 (gencheck.h, s-gencheck): Remove.
5244 (tree.o): Depend upon all-tree.def.
5245 (build/gencheck.o): Remove gencheck.h dependency.
5246 (mostlyclean): Don't remove gencheck.h.
5247 * c-common.h (enum c_tree_code): Remove.
5248 * c-lang.c (tree_code_type): Remove.
5249 (tree_code_length, tree_code_name): Remove.
5250 * gencheck.c (tree_codes): Include all-tree.def, rather than
5251 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5253 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5255 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5256 (operator_name_info): Size to MAX_TREE_CODES.
5257 (assignment_operator_name_info): Likewise.
5258 * cp/cp-lang.c (tree_code_type): Remove.
5259 (tree_code_length, tree_code_name): Remove.
5260 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5261 (assignment_operator_name_info): Likewise.
5262 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5264 * cp/mangle.c (write_expression): Likewise.
5265 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5266 * fortran/f95-lang.c (tree_code_type): Remove.
5267 (tree_code_length, tree_code_name): Remove.
5268 * java/java-tree.h (enum java_tree_code): Remove.
5269 * java/lang.c (tree_code_type): Remove.
5270 (tree_code_length, tree_code_name): Remove.
5271 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5272 * objc/objc-act.h (enum objc_tree_code): Remove.
5273 * objc/objc-lang.c (tree_code_type): Remove.
5274 (tree_code_length, tree_code_name): Remove.
5275 * objcp/objcp-lang.c (tree_code_type): Remove.
5276 (tree_code_length, tree_code_name): Remove.
5277 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5278 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5279 * ada/misc.c (tree_code_type): Remove.
5280 (tree_code_length, tree_code_name): Remove.
5282 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5284 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5285 the grand_bitmap_obstack.
5287 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5289 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5290 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5291 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5292 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5293 move_stmt_r, new_label_mapper): Likewise.
5294 * tree-complex.c (cvc_lookup): Likewise.
5295 * tree-dfa.c (create_function_ann): Likewise.
5296 * tree-dump.c (dump_register): Likewise.
5297 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5298 find_phi_replacement_condition): Likewise.
5299 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5300 tree_function_versioning): Likewise.
5301 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5302 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5303 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5304 get_nonlocal_debug_decl, convert_nonlocal_reference,
5305 convert_nonlocal_omp_clauses, get_local_debug_decl,
5306 convert_local_reference, convert_local_omp_clauses,
5307 convert_nl_goto_reference, convert_nl_goto_receiver,
5308 convert_tramp_reference, convert_call_expr): Likewise.
5309 * tree-outof-ssa.c (contains_tree_r): Likewise.
5310 * tree-parloops.c (reduction_phi, initialize_reductions,
5311 eliminate_local_variables_1, add_field_for_reduction,
5312 add_field_for_name, create_phi_for_local_result,
5313 create_call_for_reduction_1, create_loads_for_reductions,
5314 create_stores_for_reduction, create_loads_and_stores_for_name):
5316 * tree-phinodes.c (allocate_phi_node): Likewise.
5317 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5318 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5319 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5320 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5321 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5322 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5323 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5324 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5325 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5326 vn_nary_op_insert): Likewise.
5327 * tree-ssa.c (redirect_edge_var_map_add,
5328 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5329 * tree-vectorizer.c (vectorize_loops): Likewise.
5330 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5331 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5332 tree_cons_stat, build1_stat, build_variant_type_copy,
5333 decl_init_priority_lookup, decl_fini_priority_lookup,
5334 decl_priority_info, decl_restrict_base_lookup,
5335 decl_restrict_base_insert, decl_debug_expr_lookup,
5336 decl_debug_expr_insert, decl_value_expr_lookup,
5337 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5338 type_hash_add, get_file_function_name, tree_check_failed,
5339 tree_not_check_failed, tree_range_check_failed,
5340 omp_clause_range_check_failed, build_omp_clause,
5341 build_vl_exp_stat): Likewise.
5342 * value-prof.c (gimple_histogram_value,
5343 gimple_duplicate_stmt_histograms): Likewise.
5344 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5345 unshare_variable, variable_union_info_cmp_pos, variable_union,
5346 dataflow_set_different_1, dataflow_set_different_2,
5347 vt_find_locations, variable_was_changed, set_variable_part,
5348 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5349 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5350 section_entry_hash, object_block_entry_eq,
5351 object_block_entry_hash, create_block_symbol,
5352 initialize_cold_section_name, default_function_rodata_section,
5353 strip_reg_name, set_user_assembler_name, const_desc_eq,
5354 build_constant_desc, output_constant_def, lookup_constant_def,
5355 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5356 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5357 default_internal_label): Likewise.
5358 * varray.c (varray_init, varray_grow): Likewise.
5359 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5361 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5363 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5364 operators for "test" insn. Macroize insn using SWI mode macro.
5365 (*jcc_fused_2): Ditto.
5366 (*jcc_fused_3): Macroize insn using SWI mode macro.
5367 (*jcc_fused_4): Ditto.
5369 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5371 * tree-ssa-pre.c: Fix typo in comment.
5372 (init_antic, fini_antic): Add explicit funtions for
5373 initializing and deinitializing ANTIC and AVAIL sets.
5374 (create_expression_by_pieces): Fix typo in comment.
5375 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5376 (execute_pre): Eventually dump details about ANTIC_IN.
5378 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5380 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5381 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5382 add_to_obstack, file_at_path, find_a_file, execute,
5383 add_preprocessor_option, add_assembler_option, add_linker_option,
5384 process_command, insert_wrapper, do_option_spec, do_self_spec,
5385 spec_path, do_spec_1, is_directory, main, used_arg,
5386 getenv_spec_function): Likewise.
5387 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5388 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5391 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5393 * doc/rtl.texi: Updated subreg section.
5395 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5398 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5399 node->needed and node->reachable.
5400 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5401 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5402 (expand_task_call): Don't call expand_task_copyfn.
5403 (expand_task_copyfn): Renamed to...
5404 (finalize_task_copyfn): ... this.
5406 2008-06-19 Jan Hubicka <jh@suse.cz>
5408 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5409 clobbering framepointer.
5411 2008-06-19 Jan Hubicka <jh@suse.cz>
5413 * tree-optimize.c (execute_early_local_optimizations): Set
5414 cgraph_state only at first invocation.
5416 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5418 * system.h (-Wc++-compat): Activate as a warning, no an error.
5420 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5422 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5423 instead of "#" in insn asm template.
5424 (*jcc_fused_2): Ditto.
5426 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5428 * config/i386/i386.h (ix86_tune_indices)
5429 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5430 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5431 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5432 (*jcc_fused_2): Ditto.
5433 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5434 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5435 (print operand): Handle 'E' and 'e' code.
5437 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5439 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5440 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5441 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5443 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5445 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5447 (cgraph_expand_function): Use local copy of decl.
5448 (cgraph_expand_all_functions): Remove redundant initialization of
5450 (cgraph_optimize): Reword internal_error message.
5452 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5454 * arm-protos.h (arm_return_in_memory): Remove public
5455 arm_return_in_memory() prototype.
5456 * arm.c (arm_return_in_memory): Add static prototype, add target
5457 hook macro, change definition and comments.
5458 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5460 2008-06-19 Ben Elliston <bje@au.ibm.com>
5462 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5463 real.c: Remove references to IEEE 754R.
5464 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5465 * doc/libgcc.texi (Decimal float library routines): Likewise.
5467 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5469 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5470 (default_unwind_word_mode): Add prototype.
5471 * targhooks.c (default_unwind_word_mode): New function.
5472 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5473 instead of word_mode.
5474 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5475 (TARGET_INITIALIZER): Use it.
5477 * c-common.c (handle_mode_attribute): Support "unwind_word"
5479 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5481 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5482 word_mode to access SjLj_Function_Context member "data".
5483 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5484 conversion from targetm.eh_return_filter_mode () to
5485 targetm.unwind_word_mode () if they differ.
5487 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5488 (BT_FN_UNWINDWORD_PTR): New function type.
5489 (BT_FN_WORD_PTR): Remove.
5490 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5491 * except.c (expand_builtin_extend_pointer): Convert pointer to
5492 targetm.unwind_word_mode () instead of word_mode.
5494 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5495 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5496 (spu_unwind_word_mode): New function.
5497 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5498 (TARGET_UNWIND_WORD_MODE): Define.
5499 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5501 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5503 * config/spu/spu.c (reg_align): Remove.
5504 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
5505 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
5506 (spu_split_store): Likewise.
5508 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
5510 * gcc/tree-vn.c: Fix typo in comment.
5512 2008-06-18 Jan Hubicka <jh@suse.cz>
5514 * cgraphunit.c (cgraph_optimize): Output debug info when doing
5515 toplevel reorder too.
5517 2008-06-18 Jan Hubicka <jh@suse.cz>
5519 * c-opts.c (c_common_post_options): PCH is not compatible with
5521 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
5522 -fno-toplevel-reorder by default now.
5524 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5526 PR documentation/30739
5527 * doc/install.texi (Prerequisites): Document dependency on awk.
5529 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
5530 Ian Lance Taylor <iant@google.com>
5532 PR rtl-optimization/35604
5533 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
5534 only want to change jump destinations, not eventual label comparisons.
5536 2008-06-16 Jan Hubicka <jh@suse.cz>
5538 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
5540 (cgraph_analyze_function): Likewise.
5542 2008-06-16 Jan Hubicka <jh@suse.cz>
5544 * cgraph.h (cgraph_mark_if_needed): New function.
5545 * cgraphunit.c (cgraph_mark_if_needed): New function.
5546 * c-decl.c (duplicate_decl): Use it.
5548 2008-06-16 Jan Hubicka <jh@suse.cz>
5550 * cgraph.c (cgraph_add_new_function): When in expansion state, do
5553 2008-06-16 Jan Hubicka <jh@suse.cz>
5555 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
5557 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
5558 Kazu Hirata <kazu@codesourcery.com>
5559 Maxim Kuvyrkov <maxim@codesourcery.com
5561 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
5562 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
5563 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
5564 EXTRA_SPEC_FUNCTIONS.
5565 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
5566 (DRIVER_SELF_SPECS): Adjust.
5567 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
5568 * config/mips/st.h, config/mips/t-st: New.
5569 * config/mips/driver-native.c, config/mips/x-native: New.
5570 * doc/invoke.texi (MIPS): Document 'native' value for -march and
5573 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5575 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
5577 (ISA_HAS_FP_CONDMOVE): New macro.
5578 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
5579 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
5580 (ISA_HAS_NMADD3_NMSUB3): New macro.
5581 * config/mips/mips.c (mips_rtx_costs): Update.
5582 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
5583 compiling for ST Loongson 2E/2F.
5584 (madd<mode>): Rename to madd4<mode>. Update.
5585 (madd3<mode>): New pattern.
5586 (msub<mode>): Rename to msub4<mode>. Update.
5587 (msub3<mode>): New pattern.
5588 (nmadd<mode>): Rename to nmadd4<mode>. Update.
5589 (nmadd3<mode>): New pattern.
5590 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
5591 (nmadd3<mode>_fastmath): New pattern.
5592 (nmsub<mode>): Rename to nmsub4<mode>. Update.
5593 (nmsub3<mode>): New pattern.
5594 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
5595 (nmsub3<mode>_fastmath): New pattern.
5596 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
5598 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
5600 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
5601 (DF_REF_INSN_INFO): New.
5602 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
5603 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
5604 with a NULL DF_REF_INSN_INFO.
5605 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
5607 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
5608 DF_INSN_INFO_EQ_USES): New.
5609 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
5610 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
5611 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
5612 * df-core.c: Update comment for above changes.
5613 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
5614 DF_INSN_UID_* macros.
5615 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
5616 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
5617 insn rtx. Update all callers.
5618 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
5619 df_ref_create_structure, df_insn_refs_collect): Likewise.
5620 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
5621 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
5622 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
5623 macros to access the insn refs.
5624 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
5625 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
5626 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
5627 for accessing the refs.
5628 (try_fwprop_subst): Likewise.
5629 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
5630 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
5631 for accessing the refs.
5632 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
5633 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
5634 to look at the insn refs.
5635 (record_uses): Likewise.
5636 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
5638 (mark_artificial_uses): Don't mark_insn for artificial refs.
5639 (mark_reg_rependencies): Likewise.
5641 * doc/rtl.texi: Remove documentation of ADDRESSOF.
5643 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5645 * configure: Regenerate.
5647 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5649 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
5650 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5651 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5653 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5655 * config/avr/avr.c (avr_mcu_t): Add attiny167.
5656 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5657 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5659 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5661 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
5662 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5663 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5665 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5667 * tree-ssa-sccvn.c: Fix format of comments.
5669 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5671 * cgraph.c: Remove unneeded forward declarations of eq_node()
5674 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
5676 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
5678 (see_update_relevancy): Likewise.
5679 * fwprop.c (try_fwprop_subst): Likewise.
5680 * rtlanal.c (noop_move_p): Likewise.
5681 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
5682 notes to non-existing libcall blocks.
5683 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
5685 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
5686 (dead_libcall_p): Remove.
5687 (delete_trivially_dead_insns): Don't use it.
5688 * web.c (union_defs): Remove comment about keeping nops.
5689 * gcse.c (hash_scan_insn): Don't take libcall pointers.
5690 (compute_hash_table_work): Don't track libcall notes.
5691 (do_local_cprop): Don't take libcall pointers. Don't update
5693 (adjust_libcall_notes): Deleted.
5694 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
5695 ever have existed in the first place).
5696 (replace_store_insn): Don't try to remove libcall notes.
5697 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
5698 (resolve_reg_notes): Don't call them.
5699 (resolve_simple_move): Likewise.
5700 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
5701 Don't remove REG_RETVAL notes.
5702 * emit-rtl.c (try_split): Don't update libcall notes.
5703 (emit_copy_of_insn_after): Dito.
5704 * cselib.c (cselib_current_insn_in_libcall): Remove.
5705 (cselib_process_insn): Don't set/clear it.
5706 (new_elt_loc_list): Don't record it.
5707 (cselib_init): Don't initialize it.
5708 * cselib.c (struct elt_loc_list): Remove in_libcall field.
5709 * loop-invariant.c (find_invariant_insn): Don't look for libcall
5711 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
5712 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
5713 (init_deps): Don't initialize it.
5714 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
5715 * combine.c (delete_noop_moves): Don't update libcall notes.
5716 (can_combine_p): Remove now pointless #if 0 block.
5717 (try_combine): Remove another obsolete #if 0 block.
5718 (distribute_notes): Don't distribute libcall notes.
5719 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
5720 * dce.c (libcall_dead_p): Remove.
5721 (delete_unmarked_insns): Don't handle libcall blocks.
5722 (preserve_libcall_for_dce): Remove.
5723 (prescan_insns_for_dce): Don't special-case libcall block insns.
5724 * reload1 (reload): Don't handle libcall notes.
5725 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
5728 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5730 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
5731 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5732 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5734 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5736 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
5737 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5738 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5740 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5742 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
5744 2008-06-16 Ira Rosen <irar@il.ibm.com>
5746 PR tree-optimization/36493
5747 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
5748 the arguments list. Use VECTYPE to create vector pointer.
5749 (vectorizable_store): Fail if accesses through a pointer to vectype
5750 do not alias the original memory reference operands.
5751 Call vect_create_data_ref_ptr without the removed argument.
5752 (vectorizable_load): Likewise.
5753 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
5756 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
5759 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
5762 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5764 * config/mips/loongson2ef.md: New file.
5765 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
5766 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
5767 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
5768 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
5769 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
5771 (loongson2ef.md): New include.
5772 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
5773 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
5774 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
5775 (loongson_gt_<mode>, loongson_extract_halfword)
5776 (loongson_insert_halfword_0, loongson_insert_halfword_2)
5777 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
5778 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
5779 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
5780 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
5781 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
5782 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
5783 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
5784 (vec_interleave_low<mode>): Define type attribute.
5785 * config/mips/mips.c (mips_ls2): New static variable.
5786 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
5787 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
5788 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
5789 Implement target scheduling hooks.
5790 (mips_multipass_dfa_lookahead): Update to handle tuning for
5792 (mips_sched_init): Initialize data for Loongson scheduling.
5793 (mips_ls2_variable_issue): New static function.
5794 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
5796 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
5797 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
5798 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
5799 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
5800 Handle ST Loongson 2E/2F cores.
5801 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
5803 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5805 * omp-low.c (extract_omp_for_data): Fix comment typo.
5808 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5810 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
5811 FIXME note about gcc/config.guess.
5812 * doc/options.texi (Option file format): Remove non-ASCII bytes.
5813 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
5814 * doc/cppopts.texi: Likewise.
5815 * doc/extend.texi: Likewise.
5816 * doc/gcc.texi: Likewise.
5817 * doc/gccint.texi: Likewise.
5818 * doc/gcov.texi: Likewise.
5819 * doc/gty.texi: Likewise.
5820 * doc/hostconfig.texi: Likewise.
5821 * doc/install.texi: Likewise.
5822 * doc/invoke.texi: Likewise.
5823 * doc/loop.texi: Likewise.
5824 * doc/makefile.texi: Likewise.
5825 * doc/md.texi: Likewise.
5826 * doc/passes.texi: Likewise.
5827 * doc/tm.texi: Likewise.
5828 * doc/tree-ssa.texi: Likewise.
5829 * doc/trouble.texi: Likewise.
5831 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
5832 Nathan Sidwell <nathan@codesourcery.com>
5833 Maxim Kuvyrkov <maxim@codesourcery.com>
5834 Richard Sandiford <rdsandiford@googlemail.com>
5836 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
5837 * config/mips/mips-protos.h (mips_expand_vector_init): New.
5838 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
5840 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
5841 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
5842 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
5844 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
5845 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
5846 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
5847 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
5848 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
5849 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
5850 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
5851 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
5852 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
5853 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
5854 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
5855 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
5856 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
5857 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
5858 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
5859 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
5860 (mips_builtins): Add Loongson builtins.
5861 (mips_loongson_2ef_bdesc): New.
5862 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
5863 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
5864 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
5865 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
5867 (mips_expand_vector_init): New.
5868 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
5869 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
5871 * config/mips/mips.md: Add unspec numbers for Loongson
5872 builtins. Include loongson.md.
5873 (MOVE64): Include Loongson vector modes.
5874 (SPLITF): Include Loongson vector modes.
5875 (HALFMODE): Handle Loongson vector modes.
5876 * config/mips/loongson.md: New.
5877 * config/mips/loongson.h: New.
5878 * config.gcc: Add loongson.h header for mips*-*-* targets.
5879 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
5881 2008-06-14 Joseph Myers <joseph@codesourcery.com>
5883 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
5884 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
5885 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
5886 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
5887 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
5888 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
5889 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
5890 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
5891 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
5892 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
5893 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
5894 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
5895 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
5896 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
5897 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
5898 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
5899 Remove use_fixproto=yes.
5900 (ia64*-*-hpux*): Remove comment about using fixproto.
5901 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
5903 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5905 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
5907 * configure: Regenerate.
5909 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
5912 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
5913 before evaluating it.
5915 2008-06-13 Jakub Jelinek <jakub@redhat.com>
5918 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
5919 nested inline functions.
5920 (start_decl, start_function): Don't invert DECL_EXTERNAL
5921 for nested inline functions.
5923 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5925 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
5926 splits that must be made for correctness.
5928 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5930 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
5931 (AVAIL_NON_MIPS16): Likewise.
5932 (mips_builtin_description): Replace target_flags with a predicate.
5933 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
5934 (dspr2_32): New availability predicates.
5935 (MIPS_BUILTIN): New macro.
5936 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
5937 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
5938 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
5939 Replace the TARGET_FLAGS parameters with AVAIL parameters.
5940 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
5941 (mips_dsp_32only_bdesc): Merge into...
5942 (mips_builtins): ...this new array.
5943 (mips_bdesc_map, mips_bdesc_arrays): Delete.
5944 (mips_init_builtins): Update after above changes.
5945 (mips_expand_builtin_1): Merge into...
5946 (mips_expand_builtin): ...here and update after above changes.
5948 2008-06-12 Paul Brook <paul@codesourcery.com>
5950 * longlong.h (__arm__): Define count_leading_zeros.
5951 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
5952 (clzsi2, clzdi2): New functions.
5953 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
5954 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
5955 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
5956 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
5957 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
5958 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
5959 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
5960 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5961 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
5962 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
5964 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
5966 * config/m68k/m68k.c (m68k_tune_flags): New.
5967 (override_options): Compute m68k_tune_flags.
5968 (MULL_COST, MULW_COST): Update for various variants of CFV2.
5969 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
5971 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5974 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
5976 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5978 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
5979 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
5981 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5983 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
5984 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
5986 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5989 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
5992 2008-06-12 Richard Guenther <rguenther@suse.de>
5994 PR tree-optimization/36345
5995 * tree-flow.h (struct ptr_info_def): Align escape_mask,
5996 add memory_tag_needed flag.
5997 (may_alias_p): Declare.
5998 * tree-ssa-alias.c (may_alias_p): Export.
5999 (set_initial_properties): Use memory_tag_needed flag.
6000 (update_reference_counts): Likewise.
6001 (reset_alias_info): Reset memory_tag_needed flag.
6002 (create_name_tags): Check memory_tag_needed flag.
6003 (dump_points_to_info_for): Dump it.
6004 * tree-ssa-structalias.c (struct variable_info): Remove
6005 directly_dereferenced flag.
6006 (new_var_info): Do not initialize it.
6007 (process_constraint_1): Do not set it.
6008 (update_alias_info): Set is_dereferenced flag.
6009 (set_uids_in_ptset): Use may_alias_p.
6010 (set_used_smts): Check memory_tag_needed flag.
6011 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6012 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6013 memory_tag_needed flag.
6014 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6017 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6019 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6020 red zone for w64 abi.
6021 (ix86_expand_prologue): Likewise.
6022 (ix86_force_to_memory): Likewise.
6023 (ix86_free_from_memory): Likewise.
6025 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6028 * config/rs6000/rs6000.c (rs6000_override_options): Set
6029 rs6000_isel conditionally to the absence of comand line override.
6030 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6031 Remove duplicate rs6000_isel setting.
6032 * config/rs6000/eabispe.h: Ditto.
6034 2008-06-11 Richard Guenther <rguenther@suse.de>
6036 * alias.c (get_alias_set): Use the element alias-set for arrays.
6037 (record_component_aliases): For arrays and vectors do nothing.
6038 * c-common.c (strict_aliasing_warning): Handle the cases
6039 of alias set zero explicitly.
6040 * Makefile.in (dfp.o-warn): Add -Wno-error.
6042 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6044 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6046 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6047 tune_32 tune_64 to supported_defaults. Allow values not
6048 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6049 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6050 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6051 with_cpu_64 to generic for 64-bit-supporting configurations, not
6052 with_cpu. Remove FIXMEs.
6053 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6054 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6055 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6056 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6057 arch_32 and arch_64.
6059 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6060 Olivier Hainque <hainque@adacore.com>
6062 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6063 Use DECL_SIZE_UNIT to retrieve the size of the field.
6065 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6067 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6068 with function calls after declarations. Lay out
6069 neon_float_type_node before further use.
6071 2008-06-11 Richard Guenther <rguenther@suse.de>
6073 * tree-flow.h (may_point_to_global_var): Declare.
6074 * tree-ssa-alias.c (may_point_to_global_var): New function.
6075 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6077 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6079 * configure.ac: Teach that fido supports .debug_line.
6080 * configure: Regenerate.
6082 2008-06-10 Tom Tromey <tromey@redhat.com>
6084 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6087 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6089 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6090 (encode_decimal64, decode_decimal64, encode_decimal128,
6091 decode_decimal128): Reverse order of 32-bit parts of value if host
6092 and target endianness differ.
6094 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6096 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6097 Avoid division by 0.
6098 (tree_mod_pow2_value_transform): Likewise.
6099 (tree_ic_transform): Likewise.
6100 (tree_stringops_transform): Likewise.
6101 (tree_mod_subtract_transform): Likewise.
6102 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6103 (copy_edges_for_bb): Likewise.
6104 (initialize_cfun): Likewise.
6106 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6108 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6109 nonmemory_operand. Add "N" operand constraint.
6111 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6112 (*jcc_btsi_mask): Ditto.
6113 (*jcc_btsi_mask_1): Ditto.
6115 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6117 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6118 TYPE_CANONICAL for copied element type.
6120 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6123 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6124 Add m_CORE2 and m_GENERIC.
6125 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6126 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6128 (*jcc_btdi_rex64): New instruction and split pattern.
6130 (*jcc_btsi_1): Ditto.
6131 (*btsq): Fix Intel asm dialect operand order.
6135 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6138 * simplify-rtx.c (simplify_subreg): Add check for shift count
6141 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6143 * doc/md.texi: Synchronize with later constraints.md change.
6144 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6145 with a C implementation.
6146 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6148 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6149 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6150 when moving to and from MD_REGNUM.
6151 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6152 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6153 Handle byte and halfword moves.
6154 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6156 * config/mips/constraints.md (h): Turn into NO_REGS.
6157 (l, x): Update documentation.
6158 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6159 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6160 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6161 (HILO): New mode iterator.
6163 (any_div): New code iterator.
6164 (u): Extend code attribute to div and udiv.
6165 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6166 d_operand in the splitters. Remove redundant CONST_INT checks.
6167 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6168 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6169 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6170 accordingly, using normal moves instead of unspecs to move LO into
6171 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6172 (<u>mulsidi3): Handle expansion in C code.
6173 (<u>mulsidi3_32bit_internal): Rename to...
6174 (<u>mulsidi3_32bit): ...this.
6175 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6176 (*<u>mulsidi3_64bit): Rename to...
6177 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6178 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6179 to set LO and HI to the multiplication result. Use a normal move
6180 for MFLO and an unspec for MFHI.
6181 (*<u>mulsidi3_64bit_parts): Replace with...
6182 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6183 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6184 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6185 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6186 instead of HI. Split the instruction into a separate multiplication
6187 and MFHI if !TARGET_FIX_R4000.
6188 (<su>muldi3_highpart): Likewise.
6189 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6190 and the "=h" clobber.
6191 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6192 (<u>mulditi3): New expander.
6193 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6194 (madsi): Remove "=h" clobber.
6195 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6196 Force the modulus result to be a GPR and split the instruction into
6197 a division followed by an MFHI after reload.
6198 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6199 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6200 the MIPS16 HIGH define_split.
6201 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6202 of acc<->gpr moves to "multi".
6203 (*movdi_64bit): Replace the single "x" alternative with
6204 alternatives for moving into and out of "a".
6205 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6206 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6207 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6208 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6209 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6210 (movti): New expander.
6211 (*movti, *movti_mips16): New insns.
6212 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6213 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6214 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6215 * config/mips/predicates.md (fpr_operand): Delete.
6216 (d_operand): New predicate.
6218 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6220 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6221 failure on some Bourne shells.
6222 (x86_64-*-*): Ditto.
6224 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6226 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6228 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6230 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6231 (sparc-sun-solaris2*): Likewise.
6233 2008-06-09 Arnaud Charlet <charlet@adacore.com
6235 * doc/install.texi: Update requirements to build the Ada compiler.
6237 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6239 * df-scan.c (struct df_scan_problem_data): Remove the
6240 mw_link_pool alloc pool.
6241 (df_scan_free_internal): Don't free it.
6242 (df_scan_alloc): Don't allocate it.
6243 * df.h (struct df_link): Update comment.
6245 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6247 * except.h: Correct checks for when SJLJ exceptions must be used.
6249 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6251 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6254 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6256 PR tree-optimization/36218
6257 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6258 configure for the build system.
6259 (BUILD_LDFLAGS): Define.
6260 * configure: Regenerate.
6261 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6263 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6266 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6267 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6268 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6270 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6272 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6274 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6276 * config.gcc (Obsolete configurations): Remove list of
6278 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6279 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6280 targets matched by those patterns.
6281 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6282 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6283 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6284 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6285 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6286 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6287 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6288 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6289 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6290 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6291 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6292 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6293 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6294 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6295 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6296 Make code for Solaris 7 and greater unconditional for Solaris.
6297 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6298 Remove --with-* handling.
6299 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6300 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6301 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6302 LINK_OS_WINDISS_SPEC): Remove.
6303 * config/rs6000/sysv4.opt (mwindiss): Remove.
6304 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6305 * configure: Regenerate.
6306 * doc/cpp.texi: Don't mention BeOS.
6307 * doc/extend.texi (interrupt): Don't mention MS1.
6308 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6309 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6310 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6311 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6312 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6314 * doc/invoke.texi (MT Options): Remove.
6315 (-mwindiss): Remove.
6316 (CRIS Options): Remove cris-axis-aout references.
6317 (HPPA Options): Don't mention hppa1.1-*-pro.
6318 * doc/md.texi: (MorphoTech family): Remove.
6319 * libgcc2.c: Don't handle UWIN.
6320 * config/alpha/t-unicosmk: Remove.
6321 * config/alpha/unicosmk.h: Remove.
6322 * config/arm/kaos-arm.h: Remove.
6323 * config/arm/kaos-strongarm.h: Remove.
6324 * config/arm/strongarm-coff.h: Remove.
6325 * config/arm/strongarm-elf.h: Remove.
6326 * config/arm/strongarm-pe.h: Remove.
6327 * config/arm/t-strongarm-pe: Remove.
6328 * config/arm/t-xscale-coff: Remove.
6329 * config/arm/t-xscale-elf: Remove.
6330 * config/arm/xscale-coff.h: Remove.
6331 * config/arm/xscale-elf.h: Remove.
6332 * config/chorus.h: Remove.
6333 * config/cris/aout.h: Remove.
6334 * config/cris/aout.opt: Remove.
6335 * config/cris/t-aout: Remove.
6336 * config/i386/beos-elf.h: Remove.
6337 * config/i386/kaos-i386.h: Remove.
6338 * config/i386/ptx4-i.h: Remove.
6339 * config/i386/sco5.h: Remove.
6340 * config/i386/sco5.opt: Remove.
6341 * config/i386/sysv4-cpp.h: Remove.
6342 * config/i386/sysv5.h: Remove.
6343 * config/i386/t-beos: Remove.
6344 * config/i386/t-sco5: Remove.
6345 * config/i386/t-uwin: Remove.
6346 * config/i386/uwin.asm: Remove.
6347 * config/i386/uwin.h: Remove.
6348 * config/kaos.h: Remove.
6349 * config/mips/windiss.h: Remove.
6350 * config/mt: Remove directory.
6351 * config/pa/pa-osf.h: Remove.
6352 * config/pa/pa-pro-end.h: Remove.
6353 * config/pa/t-pro: Remove.
6354 * config/ptx4.h: Remove.
6355 * config/rs6000/beos.h: Remove.
6356 * config/rs6000/kaos-ppc.h: Remove.
6357 * config/rs6000/t-beos: Remove.
6358 * config/rs6000/windiss.h: Remove.
6359 * config/sh/kaos-sh.h: Remove.
6360 * config/sol2-6.h: Remove.
6361 * config/sparc/sol26-sld.h: Remove.
6362 * config/sparc/sysv4-only.h: Remove.
6363 * config/vax/bsd.h: Remove.
6364 * config/vax/t-memfuncs: Remove.
6365 * config/vax/ultrix.h: Remove.
6366 * config/vax/vaxv.h: Remove.
6367 * config/windiss.h: Remove.
6369 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6371 PR rtl-optimization/36438
6372 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6373 for vector shifts with constant scalar shift operands.
6375 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6377 * doc/invoke.texi: Document -march=xlr.
6378 * config/mips/xlr.md: New file.
6379 * config/mips/mips.md: Include it.
6381 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6382 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6383 (mips_rtx_cost_data): Likewise.
6385 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6387 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6388 PRE_INC and PRE_DEC cases.
6390 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6392 PR rtl-optimization/36419
6393 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6394 the emitting jump insn.
6397 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6398 is not bool, boolify the whole *expr_p and convert to the desired type.
6400 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6402 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6403 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6404 Add omp_private_outer_ref hook, add another argument to
6405 omp_clause_default_ctor hook.
6406 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6407 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6408 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6409 hook_tree_tree_tree_tree_null.
6410 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6411 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6412 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6413 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6414 * tree.def (OMP_TASK): New tree code.
6415 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6416 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6417 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6418 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6419 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6420 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6421 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6422 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6423 (OMP_DIRECTIVE_P): Add OMP_TASK.
6424 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6425 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6426 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6427 and OMP_CLAUSE_UNTIED entries.
6428 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6430 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6431 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6432 * tree-pretty-print.c (dump_omp_clause): Handle
6433 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6434 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6435 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6436 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6437 warning about unsigned iterators. Change decl/init/cond/incr
6438 arguments to TREE_VECs, check arguments for all collapsed loops.
6439 (c_finish_omp_taskwait): New function.
6440 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6442 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6443 default_function_array_conversion on init. Add par_clauses argument.
6444 If decl is present in parallel's lastprivate clause, change it to
6445 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6446 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6447 collapse count in clauses.
6448 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6449 c_parser_omp_for_loop callers.
6450 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6451 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6452 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6453 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6455 (c_parser_omp_clause_schedule): Handle schedule(auto).
6456 Include correct location in the error message.
6457 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6458 and PRAGMA_OMP_CLAUSE_UNTIED.
6459 (OMP_TASK_CLAUSE_MASK): Define.
6460 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6461 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6462 * tree-nested.c (convert_nonlocal_omp_clauses,
6463 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6464 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6465 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6466 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6468 (conver_nonlocal_reference, convert_local_reference,
6469 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6470 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6471 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6472 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6473 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6474 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6475 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6476 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6477 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6479 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6480 * c-common.h (c_finish_omp_taskwait): New prototype.
6481 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6482 * tree-parloops.c (create_parallel_loop): Create 1 entry
6483 vectors for OMP_FOR_{INIT,COND,INCR}.
6484 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6485 (make_edges): Handle OMP_TASK.
6486 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6487 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6488 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6489 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6490 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6491 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6492 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6493 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6494 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6495 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6496 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6497 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6498 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6499 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6500 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6501 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6502 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6503 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6504 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
6505 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
6506 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
6507 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
6508 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
6509 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
6510 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
6511 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
6512 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
6513 original iterator is present in lastprivate clause or if
6514 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
6515 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6516 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
6517 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
6518 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
6519 if it is set, lookup var in outer contexts too. Handle
6520 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
6521 to be implicitly determined firstprivate for task regions.
6522 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
6523 if it is set, lookup var in outer contexts too. Set
6524 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
6525 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
6526 OMP_CLAUSE_UNTIED. Take region_type as last argument
6527 instead of in_parallel and in_combined_parallel.
6528 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
6530 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
6531 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
6532 (new_omp_context): Set default_kind to
6533 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
6534 (omp_region_type): New enum.
6535 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
6536 fields, add region_type.
6537 (new_omp_context): Take region_type as argument instead of is_parallel
6538 and is_combined_parallel.
6539 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
6540 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6541 ctx->is_combined_parallel checks.
6542 (gimplify_omp_task): New function.
6543 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6545 * omp-low.c (extract_omp_for_data): Use schedule(static)
6546 for schedule(auto). Handle pointer and unsigned iterators.
6547 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
6548 Add loops argument. Extract data for collapsed OMP_FOR loops.
6549 (expand_parallel_call): Assert sched_kind isn't auto,
6550 map runtime schedule to index 3.
6551 (struct omp_for_data_loop): New type.
6552 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
6553 Add loop, loops, collapse and iter_type fields.
6554 (workshare_safe_to_combine_p): Disallow combined for if
6555 iter_type is unsigned long long. Don't combine collapse > 1 loops
6556 unless all bounds and steps are constant. Adjust extract_omp_for_data
6558 (expand_omp_for_generic): Handle pointer, unsigned and long long
6559 iterators. Handle collapsed OMP_FOR loops. Adjust
6560 for struct omp_for_data changes. If libgomp function doesn't return
6561 boolean_type_node, add comparison of the return value with 0.
6562 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
6563 pointer, unsigned and long long iterators. Adjust for struct
6564 omp_for_data changes.
6565 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
6566 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
6567 unsigned long long. Allocate loops array, pass it to
6568 extract_omp_for_data. For collapse > 1 loops use always
6569 expand_omp_for_generic.
6570 (omp_context): Add sfield_map and srecord_type fields.
6571 (is_task_ctx, lookup_sfield): New functions.
6572 (use_pointer_for_field): Use is_task_ctx helper. Change first
6573 argument's type from const_tree to tree. Clarify comment.
6574 In OMP_TASK disallow copy-in/out sharing.
6575 (build_sender_ref): Call lookup_sfield instead of lookup_field.
6576 (install_var_field): Add mask argument. Populate both record_type
6577 and srecord_type if needed.
6578 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
6580 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
6581 and DECL_FIELD_OFFSET.
6582 (scan_sharing_clauses): Adjust install_var_field callers. For
6583 firstprivate clauses on explicit tasks allocate the var by value in
6584 record_type unconditionally, rather than by reference.
6585 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
6586 Use is_taskreg_ctx instead of is_parallel_ctx.
6587 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6588 (create_omp_child_function_name): Add task_copy argument, use
6589 *_omp_cpyfn* names if it is true.
6590 (create_omp_child_function): Add task_copy argument, if true create
6591 *_omp_cpyfn* helper function.
6592 (scan_omp_parallel): Adjust create_omp_child_function callers.
6593 Rename parallel_nesting_level to taskreg_nesting_level.
6594 (scan_omp_task): New function.
6595 (lower_rec_input_clauses): Don't run constructors for firstprivate
6596 explicit task vars which are initialized by *_omp_cpyfn*.
6597 Pass outer var ref to omp_clause_default_ctor hook if
6598 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
6599 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
6600 OMP_CLAUSE_REDUCTION_INIT.
6601 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
6602 avoid duplicate setting of fields. Handle
6603 OMP_CLAUSE_PRIVATE_OUTER_REF.
6604 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
6605 copy-out if TREE_READONLY, only copy-in.
6606 (expand_task_copyfn): New function.
6607 (expand_task_call): New function.
6608 (struct omp_taskcopy_context): New type.
6609 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
6611 (lower_omp_parallel): Rename to...
6612 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6613 Call create_task_copyfn if srecord_type is needed. Adjust
6615 (task_shared_vars): New variable.
6616 (check_omp_nesting_restrictions): Warn if work-sharing,
6617 barrier, master or ordered region is closely nested inside OMP_TASK.
6618 Add warnings for barrier if closely nested inside of work-sharing,
6619 ordered, or master region.
6620 (scan_omp_1): Call check_omp_nesting_restrictions even for
6621 GOMP_barrier calls. Rename parallel_nesting_level to
6622 taskreg_nesting_level. Handle OMP_TASK.
6623 (lower_lastprivate_clauses): Even if some lastprivate is found on a
6624 work-sharing construct, continue looking for them on parent parallel
6626 (lower_omp_for_lastprivate): Add lastprivate clauses
6627 to the beginning of dlist rather than end. Adjust for struct
6628 omp_for_data changes.
6629 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
6630 not after it. Handle collapsed OMP_FOR loops, adjust for
6631 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
6632 (get_ws_args_for): Adjust extract_omp_for_data caller.
6633 (scan_omp_for): Handle collapsed OMP_FOR
6634 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6635 (lower_omp_single_simple): If libgomp function doesn't return
6636 boolean_type_node, add comparison of the return value with 0.
6637 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
6638 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
6639 (parallel_nesting_level): Rename to...
6640 (taskreg_nesting_level): ... this.
6641 (is_taskreg_ctx): New function.
6642 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
6644 (execute_lower_omp): Rename parallel_nesting_level to
6645 taskreg_nesting_level.
6646 (expand_omp_parallel): Rename to...
6647 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6648 Call omp_task_call for OMP_TASK regions.
6649 (expand_omp): Adjust caller, handle OMP_TASK.
6650 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
6652 * bitmap.c (bitmap_default_obstack_depth): New variable.
6653 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
6654 if argument is NULL and bitmap_default_obstack is already initialized.
6655 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
6657 * matrix-reorg.c (matrix_reorg): Likewise.
6659 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.md (*indirect_jump): Macroize using P
6662 mode iterator. Remove !TARGET_64BIT from insn constraints.
6663 (*tablejump_1): Ditto.
6664 (*indirect_jump_rex64): Remove insn pattern.
6665 (*tablejump_1_rex64): Ditto.
6666 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
6667 and eh_return_si insn patterns.
6669 2008-06-06 Richard Guenther <rguenther@suse.de>
6671 * tree-ssa-structalias.c (merge_smts_into): Remove.
6672 (find_what_p_points_to): Do not bother to compute the
6673 points-to set for pt_anything pointers.
6674 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
6675 for pt_anything pointers is ok.
6677 2008-06-06 Jan Hubicka <jh@suse.cz>
6679 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
6681 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6683 * cgraph.c: Fix typos in comments.
6684 (cgraph_availability_names): Fix string typo.
6685 * fold-const.c: Fix typos in comments.
6686 (fold_binary): Fix typo in warning.
6687 * genautomata.c: Fix typos in comments.
6688 (check_presence_pattern_sets): Fix typo in local variable.
6689 (output_description): Fix typo in output.
6690 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
6691 * hwint.h: Likewise.
6692 * matrix-reorg.c (check_allocation_function): Likewise.
6693 * omega.c (smooth_weird_equations): Likewise.
6694 * auto-inc-dec.c: Fix typos in comments.
6695 * bb-reorder.c: Likewise.
6696 * builtins.c: Likewise.
6697 * c-common.c: Likewise.
6698 * c-cppbuiltin.c: Likewise.
6699 * c-parser.c: Likewise.
6700 * c-pretty-print.c: Likewise.
6701 * cfgcleanup.c: Likewise.
6702 * cfgexpand.c: Likewise.
6703 * cfghooks.c: Likewise.
6704 * cfglayout.c: Likewise.
6705 * cfgloopmanip.c: Likewise.
6706 * cgraphunit.c: Likewise.
6707 * coverage.c: Likewise.
6708 * dbxout.c: Likewise.
6709 * df-byte-scan.c: Likewise.
6710 * df-core.c: Likewise.
6711 * df-problems.c: Likewise.
6712 * df-scan.c: Likewise.
6714 * dominance.c: Likewise.
6715 * domwalk.c: Likewise.
6717 * dwarf2out.c: Likewise.
6718 * emit-rtl.c: Likewise.
6719 * et-forest.c: Likewise.
6720 * function.c: Likewise.
6721 * function.h: Likewise.
6723 * gcov-io.c: Likewise.
6726 * genattrtab.c: Likewise.
6727 * ggc-page.c: Likewise.
6728 * gimplify.c: Likewise.
6729 * gthr-lynx.h: Likewise.
6730 * haifa-sched.c: Likewise.
6731 * ipa-cp.c: Likewise.
6732 * ipa-inline.c: Likewise.
6733 * ipa-prop.h: Likewise.
6734 * ipa-pure-const.c: Likewise.
6735 * ipa-struct-reorg.c: Likewise.
6736 * ipa-struct-reorg.h: Likewise.
6737 * ipa-type-escape.c: Likewise.
6739 * loop-doloop.c: Likewise.
6740 * mips-tfile.c: Likewise.
6741 * mkmap-flat.awk: Likewise.
6742 * mkmap-symver.awk: Likewise.
6743 * modulo-sched.c: Likewise.
6744 * omp-low.c: Likewise.
6745 * optabs.c: Likewise.
6746 * optabs.h: Likewise.
6748 * passes.c: Likewise.
6749 * postreload-gcse.c: Likewise.
6750 * postreload.c: Likewise.
6751 * predict.c: Likewise.
6752 * pretty-print.h: Likewise.
6753 * profile.c: Likewise.
6754 * protoize.c: Likewise.
6755 * ra-conflict.c: Likewise.
6757 * recog.c: Likewise.
6758 * regclass.c: Likewise.
6760 * reload.c: Likewise.
6761 * rtl-error.c: Likewise.
6762 * rtlanal.c: Likewise.
6764 * sched-rgn.c: Likewise.
6767 * target.h: Likewise.
6768 * tree-dfa.c: Likewise.
6769 * tree-eh.c: Likewise.
6770 * tree-flow-inline.h: Likewise.
6771 * tree-inline.c: Likewise.
6772 * tree-into-ssa.c: Likewise.
6773 * tree-loop-distribution.c: Likewise.
6774 * tree-nested.c: Likewise.
6775 * tree-parloops.c: Likewise.
6776 * tree-pass.h: Likewise.
6777 * tree-pretty-print.c: Likewise.
6778 * tree-profile.c: Likewise.
6779 * tree-scalar-evolution.c: Likewise.
6780 * tree-sra.c: Likewise.
6781 * tree-ssa-alias-warnings.c: Likewise.
6782 * tree-ssa-ccp.c: Likewise.
6783 * tree-ssa-coalesce.c: Likewise.
6784 * tree-ssa-dom.c: Likewise.
6785 * tree-ssa-dse.c: Likewise.
6786 * tree-ssa-forwprop.c: Likewise.
6787 * tree-ssa-live.c: Likewise.
6788 * tree-ssa-live.h: Likewise.
6789 * tree-ssa-loop-im.c: Likewise.
6790 * tree-ssa-loop-ivopts.c: Likewise.
6791 * tree-ssa-loop-niter.c: Likewise.
6792 * tree-ssa-loop-prefetch.c: Likewise.
6793 * tree-ssa-phiopt.c: Likewise.
6794 * tree-ssa-phiprop.c: Likewise.
6795 * tree-ssa-sccvn.c: Likewise.
6796 * tree-ssa-ter.c: Likewise.
6797 * tree-ssa-threadupdate.c: Likewise.
6798 * tree-ssa.c: Likewise.
6799 * tree-vect-analyze.c: Likewise.
6800 * tree-vect-transform.c: Likewise.
6801 * tree-vectorizer.c: Likewise.
6802 * tree-vn.c: Likewise.
6803 * tree-vrp.c: Likewise.
6805 * tree.def: Likewise.
6807 * unwind-dw2-fde.c: Likewise.
6808 * unwind.inc: Likewise.
6809 * value-prof.c: Likewise.
6810 * vmsdbgout.c: Likewise.
6812 2008-06-05 David Edelsohn <edelsohn@gnu.org>
6814 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
6815 always place FP constants in the TOC for TARGET_POWERPC64.
6816 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
6818 2008-06-05 Joseph Myers <joseph@codesourcery.com>
6820 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
6821 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
6822 enable for TARGET_E500_DOUBLE.
6823 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
6824 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
6825 floating-point modes like integer modes for E500 double.
6826 (rs6000_legitimate_offset_address_p): Likewise.
6827 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
6828 addressing for DDmode for E500 double.
6829 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
6830 modes as using 64-bits of registers for E500 double.
6831 (spe_build_register_parallel): Do not handle DDmode or TDmode.
6832 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
6833 specially for E500 double.
6834 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
6835 TDmode for E500 double.
6836 (rs6000_gimplify_va_arg): Only handle SDmode in registers
6837 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
6838 (rs6000_split_multireg_move): Do not handle TDmode specially for
6840 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
6841 using 64-bit registers for E500 double.
6842 (emit_frame_save): Do not handle DDmode specially for E500 double.
6843 (gen_frame_mem_offset): Likewise.
6844 (rs6000_function_value): Do not call spe_build_register_parallel
6845 for DDmode or TDmode.
6846 (rs6000_libcall_value): Likewise.
6847 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
6848 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
6851 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
6853 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
6856 2008-06-04 Junjie Gu <jgu@tensilica.com>
6858 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
6859 comparison for frame pointers.
6861 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6864 * config/avr/avr.h (PUSH_ROUNDING): Remove.
6866 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6869 * builtins.c (expand_builtin_signbit): Don't take lowpart when
6870 register is already smaller or equal to required mode.
6872 2008-06-04 Xinliang David Li <davidxl@google.com>
6874 * tree-call-cdce.c: New file.
6875 (cond_dead_built_in_calls): New static variable.
6876 (input_domain): New struct.
6877 (check_pow): New function.
6878 (check_builtin_call): Ditto.
6879 (check_target_format): Ditto.
6880 (is_call_dce_candidate): Ditto.
6881 (gen_one_condition): Ditto.
6882 (gen_conditions_for_domain): Ditto.
6883 (get_domain): Ditto.
6884 (gen_conditions_for_pow_cst_base): Ditto.
6885 (gen_conditions_for_pow_int_base): Ditto.
6886 (gen_conditions_for_pow): Ditto.
6887 (get_no_error_domain): Ditto.
6888 (gen_shrink_wrap_conditions): Ditto.
6889 (shrink_wrap_one_built_in_call): Ditto.
6890 (shink_wrap_conditional_dead_built_in_calls): Ditto.
6891 (tree_call_cdce): Ditto.
6892 (gate_call_cdce): Ditto.
6893 (pass_call_cdce): New gimple pass.
6894 * passes.c: (init_optimization_passes): New pass.
6895 * tree-pass.h: New pass declaration.
6896 * opts.c (decode_options): New flag setting.
6897 * common.opt: Add -ftree-builtin-call-dce flag.
6898 * Makefile.in: Add new source file.
6899 * tempvar.def: New tv_id.
6900 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
6902 2008-06-04 Richard Guenther <rguenther@suse.de>
6904 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
6905 (is_call_clobbered): Always check var_ann->call_clobbered.
6906 (mark_call_clobbered): Always set var_ann->call_clobbered.
6907 (clear_call_clobbered): Always clear var_ann->call_clobbered.
6908 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
6909 (reset_alias_info): Clear call clobbering info on MTAGs and
6911 (set_pt_anything): Set pt_global_mem.
6912 (create_tag_raw): Adjust comment.
6913 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
6915 2008-06-04 Joseph Myers <joseph@codesourcery.com>
6916 Maxim Kuvyrkov <maxim@codesourcery.com>
6918 * config/m68k/m68k.opt (mxgot): New option.
6919 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
6920 (m68k_output_addr_const_extra): New.
6921 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
6922 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
6923 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
6924 * doc/invoke.texi (M680x0 Options): Document -mxgot.
6926 2008-06-04 Richard Guenther <rguenther@suse.de>
6928 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
6929 negative or non-representable offsets.
6931 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
6933 * config/i386/i386.c (ix86_gen_leave): New.
6934 (ix86_gen_pop1): Likewise.
6935 (ix86_gen_add3): Likewise.
6936 (ix86_gen_sub3): Likewise.
6937 (ix86_gen_sub3_carry): Likewise.
6938 (ix86_gen_one_cmpl2): Likewise.
6939 (ix86_gen_monitor): Likewise.
6940 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
6941 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
6942 ix86_gen_one_cmpl2 and ix86_gen_monitor.
6943 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
6944 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
6945 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
6946 (ix86_expand_epilogue): Updated.
6947 (print_operand): Handle integer register operand for 'z'.
6948 (ix86_expand_strlensi_unroll_1): Likewise.
6949 (ix86_expand_strlen): Likewise.
6950 (ix86_expand_builtin): Likewise.
6951 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
6952 mov{q}/mov{l} and add{q}/add{l}.
6954 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6956 * config/i386/i386.md (P): New mode iterator.
6957 (SFmode push_operand splitter): Macroize DImode and SImode pushes
6958 using P mode iterator.
6959 (DFmode push_operand splitter): Ditto.
6960 (XFmode push_operand splitter): Ditto.
6961 (DFmode float_extend SFmode push_operand splitter): Ditto.
6962 (XFmode float_extend SFmode push_operand splitter): Do not generate
6963 SImode pushes for 64bit target. Macroize Dimode and SImode
6964 pushes using P mode iterator.
6965 (XFmode float_extend DFmode push_operand splitter): Ditto.
6967 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6969 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
6970 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
6971 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
6973 (ix86_call_abi_override): Remove check for call_used_regs.
6975 2008-06-03 Richard Guenther <rguenther@suse.de>
6977 * tree-ssa-structalias.c (find_func_aliases): Add constraints
6978 for the lhs of calls if the return type contains pointers.
6980 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6982 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
6983 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
6984 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
6985 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
6986 of cfun and DEFAULT_ABI to deceide abi mode.
6988 (REG_PARM_STACK_SPACE): Removed.
6989 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
6990 (STACK_BOUNDARY): Use default target to deceide stack boundary.
6991 * config/i386/i386-protos.h (ix86_cfun_abi): New.
6992 (ix86_function_abi): Likewise.
6993 (ix86_function_type_abi): Likewise.
6994 (ix86_call_abi_override): Likewise.
6995 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
6996 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
6997 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
6998 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7000 (X86_64_REGPARM_MAX): New.
7001 (X86_64_SSE_REGPARM_MAX): New.
7002 (X64_REGPARM_MAX): New.
7003 (X64_SSE_REGPARM_MAX): New.
7004 (X86_32_REGPARM_MAX): New.
7005 (X86_32_SSE_REGPARM_MAX): New.
7006 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7007 (ix86_function_regparm): Handle user calling abi.
7008 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7009 by DEFAULT_ABI versus SYSV_ABI check.
7010 (ix86_reg_parm_stack_space): New.
7011 (ix86_function_type_abi): New.
7012 (ix86_call_abi_override): New.
7013 (ix86_function_abi): New.
7014 (ix86_cfun_abi): New.
7015 (init_cumulative_args): Call abi specific initialization.
7016 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7017 (function_arg_64): Extend SSE_REGPARM_MAX check.
7018 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7019 (ix86_pass_by_reference): Likewise.
7020 (ix86_function_value_regno_p): Likewise.
7021 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7022 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7023 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7024 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7025 (setup_incoming_varargs_64): Adjust regparm for call abi.
7026 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7027 (ix86_va_start): Likewise.
7028 (ix86_gimplify_va_arg): Likewise.
7029 (ix86_expand_prologue): Likewise.
7030 (output_pic_addr_const): Likewise.
7031 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7032 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7033 (x86_output_mi_thunk): Likewise.
7034 (x86_function_profiler): Likewise.
7035 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7036 (SYSV_ABI, MS_ABI): New constants.
7038 (init_regs): Add prototype of function in regclass.c file.
7039 (OVERRIDE_ABI_FORMAT): New.
7040 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7041 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7042 (OUTGOING_REG_PARM_STACK_SPACE): New.
7043 (ix86_reg_parm_stack_space): New prototype.
7044 (CUMULATIVE_ARGS): Add call_abi member.
7045 (machine_function): Add call_abi member.
7046 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7047 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7049 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7052 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7053 (avr_builtin_setjmp_frame_value): New function.
7054 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7055 (nonlocal_goto): Define.
7057 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7059 * config/mips/mips.c (mips_emit_loadgp): Return early if
7060 there is nothing do to, otherwise emit a blockage if
7061 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7062 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7064 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7066 * configure.ac: Drop unneeded backslash ending up in config.in.
7067 * acinclude.m4: Likewise.
7068 * config.in: Regenerate.
7070 2008-05-26 Jan Hubicka <jh@suse.cz>
7072 * predict.c (maybe_hot_frequency_p): Break out of...
7073 (maybe_hot_bb_p): ... here.
7074 (maybe_hot_edge_p): New.
7075 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7076 * basic-block.h (maybe_hot_edge_p): Declare.
7078 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7080 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7081 (*cmpfp_<mode>_cc): Ditto.
7082 (*fp_jcc_8<mode>_387): Ditto.
7083 (*fop_<MODEF:mode>_2_i387): Ditto.
7084 (*fop_<MODEF:mode>_3_i387): Ditto.
7085 (*fop_xf_2_i387): Ditto.
7086 (*fop_xf_3_i387): Ditto.
7088 2008-06-02 Tomas Bily <tbily@suse.cz>
7090 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7092 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7094 * config/mips/mips.c (mips_valid_offset_p): New function.
7095 (mips_valid_lo_sum_p): Likewise.
7096 (mips_classify_address): Use them.
7097 (mips_force_address): New function.
7098 (mips_legitimize_address): Use it.
7099 * config/mips/mips.md (MOVE128): New mode iterator.
7100 (movtf): Require TARGET_64BIT. Remove empty strings.
7101 (*movtf_internal): Rename to...
7102 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7103 of "R" and use {,fp}{load,store} attributes instead of "multi".
7104 Use a separate define_split.
7105 (*movtf_mips16): New pattern.
7107 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7109 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7110 * config/mips/mips.c (mips_expand_before_return): New function.
7111 (mips_expand_epilogue): Call it.
7112 * config/mips/mips.md (return): Turn into a define_expand.
7113 (*return): New insn.
7115 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7117 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7118 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7119 functions. Do not emit uses and clobbers of CONCATs; individually
7120 use and clobber their operands.
7121 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7122 gen_clobber, emit_use and gen_use.
7123 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7124 (expand_builtin_return): Likewise.
7125 * cfgbuild.c (count_basic_blocks): Likewise.
7126 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7127 * explow.c (emit_stack_restore): Likewise.
7128 * expmed.c (extract_bit_field_1): Likewise.
7129 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7130 (emit_move_multi_word, store_constructor): Likewise.
7131 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7132 (thread_prologue_and_epilogue_insns): Likewise.
7133 * lower-subreg.c (resolve_simple_move): Likewise.
7134 * optabs.c (widen_operand, expand_binop): Likewise.
7135 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7136 * reload.c (find_reloads): Likewise.
7137 * reload1.c (eliminate_regs_in_insn): Likewise.
7138 * stmt.c (expand_nl_goto_receiver): Likewise.
7139 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7140 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7141 * config/arm/arm.c (arm_load_pic_register): Likewise.
7142 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7143 * config/arm/arm.md (untyped_return): Likewise.
7144 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7145 * config/avr/avr.c (expand_prologue): Likewise.
7146 * config/bfin/bfin.c (do_unlink): Likewise.
7147 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7148 * config/cris/cris.c (cris_expand_prologue): Likewise.
7149 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7150 (machopic_legitimize_pic_address): Likewise.
7151 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7152 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7153 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7154 (ix86_expand_convert_uns_didf_sse): Likewise.
7155 (ix86_expand_vector_init_general): Likewise.
7156 * config/ia64/ia64.md (eh_epilogue): Likewise.
7157 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7158 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7159 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7160 (config/iq2000/iq2000.c): Likewise.
7161 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7162 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7163 (builtin_longjmp): Likewise.
7164 * config/mn10300/mn10300.md (call, call_value): Likewise.
7165 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7166 * config/pdp11/pdp11.md (abshi2): Likewise.
7167 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7168 * config/s390/s390.c (s390_emit_prologue): Likewise.
7169 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7170 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7171 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7172 * config/sh/sh.c (prepare_move_operands): Likewise.
7173 (output_stack_adjust, sh_expand_epilogue): Likewise.
7174 (sh_set_return_address, sh_expand_t_scc): Likewise.
7175 * config/sparc/sparc.c (load_pic_register): Likewise.
7176 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7177 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7178 * config/v850/v850.c (expand_epilogue): Likewise.
7180 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7182 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7183 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7184 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7185 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7186 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7187 stack pointer register.
7188 (output_movhi): Remove code for interrupt specific writing to the
7189 stack pointer register.
7191 2008-05-31 Richard Guenther <rguenther@suse.de>
7193 PR tree-optimization/34244
7194 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7195 (tree_expr_nonzero_warnv_p): Likewise.
7196 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7197 ssa_name_nonnegative_p.
7198 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7199 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7200 not tree_expr_nonzero_warnv_p.
7202 PR tree-optimization/36262
7204 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7206 PR tree-optimization/34244
7207 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7208 (record_numbers_of_iterations): New function.
7209 (execute_vrp): Cache the numbers of iterations of loops.
7210 * tree-scalar-evolution.c (scev_reset_except_niters):
7212 (scev_reset): Use scev_reset_except_niters.
7213 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7215 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7217 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7218 __WORKAROUND_RETS when appropriate.
7220 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7222 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7223 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7225 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7226 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7227 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7228 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7229 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7230 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7231 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7232 *fop_df_1_sse insn patterns using MODEF mode iterator.
7233 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7234 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7235 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7236 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7237 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7238 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7239 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7240 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7241 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7242 (*fop_xf_5_i387): Ditto.
7243 (*fop_xf_6_i387): Ditto.
7245 2008-05-30 Richard Guenther <rguenther@suse.de>
7247 * builtins.c (build_string_literal): Avoid generating
7248 a non-gimple_val result.
7250 2008-05-30 DJ Delorie <dj@redhat.com>
7252 * exec-tool.in: Use an environment variable (private) instead of a
7253 file (shared) as a semaphore, so as to not break parallel builds.
7255 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7257 * optabs.c (maybe_encapsulate_block): Remove.
7258 (emit_libcall_block): Adjust accordingly.
7259 * optabs.h (maybe_encapsulate_block): Remove prototype.
7261 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7262 Don't use maybe_encapsulate_block.
7264 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7266 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7267 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7268 rtx is a SYMBOL_REF before calling get_pool_constant.
7270 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7272 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7274 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7276 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7277 rather than OS names to choose INO_T_EQ definition.
7278 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7279 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7281 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7284 * config/darwin-f.c: New.
7285 * config/t-darwin: Added rule to build darwin-f.o.
7286 * config.gcc: Defined new variable, fortran_target_objs.
7287 (*-*-darwin*): Set fortran_target_objs.
7288 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7289 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7290 * configure: Regenerated.
7292 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7295 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7296 canonical type if needed.
7298 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7300 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7302 2008-05-29 Richard Guenther <rguenther@suse.de>
7304 PR tree-optimization/36343
7305 PR tree-optimization/36346
7306 PR tree-optimization/36347
7307 * tree-flow.h (clobber_what_p_points_to): Declare.
7308 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7309 pointed-to variable is dereferenced is irrelevant to whether
7310 the pointer can access the pointed-to variable.
7311 (clobber_what_p_points_to): New function.
7312 * tree-ssa-alias.c (set_initial_properties): Use it.
7313 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7314 call clobber check for NMTs.
7316 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7318 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7319 for printing gcov_type.
7321 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7323 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7324 and the eh region information.
7325 * value-prof.c (gimple_move_stmt_histograms): New function.
7326 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7328 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7330 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7332 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7334 * value-prof.c (tree_ic_transform): Print counts.
7335 * tree-profile.c (tree_gen_ic_func_profiler):
7336 Clear __gcov_indreict_call_callee variable to avoid misattribution
7339 2008-05-28 Rafael Espindola <espindola@google.com>
7341 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7344 2008-05-28 Richard Guenther <rguenther@suse.de>
7346 PR tree-optimization/36339
7347 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7348 and clobbering code out of the loop.
7350 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7352 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7355 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7356 s390_contiguous_bitmask_p, s390_symref_operand_p,
7357 s390_check_symref_alignment, s390_reload_larl_operand,
7358 s390_reload_symref_address): New functions.
7359 (s390_branch_condition_mnemonic): Support compare and branch
7361 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7362 and 'W' constraints.
7363 (s390_secondary_reload): Add secondary reloads for unaligned
7364 symbol refs or symbol refs to floating point or QI/TI mode
7366 (legitimate_address_p): Accept symbol references as addresses.
7367 (s390_expand_insv): Use rotate and insert selected bits
7368 instruction for insv when building for z10.
7369 (print_operand_address): Handle symbol ref addresses.
7370 (print_operand): Output modifier 'c' added for signed byte values.
7371 (s390_encode_section_info): Mark symbol refs with
7372 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7374 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7375 (length attribute): RRF, RRR have 4 byte length.
7376 (FPALL, INTALL): New mode iterators added.
7377 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7378 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7379 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7380 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7381 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7382 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7383 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7384 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7386 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7387 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7388 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7389 reload<INTALL:mode><P:mode>_toreg_z10,
7390 reload<FPALL:mode><P:mode>_tomem_z10,
7391 reload<FPALL:mode><P:mode>_toreg_z10,
7392 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7393 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7394 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7395 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7397 (movmem, clrmem, cmpmem): New splitters added.
7399 * config/s390/predicates.md (larl_operand): Use
7400 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7401 SYMBOL_REF_ALIGN1_P.
7402 (s390_signed_integer_comparison,
7403 s390_unsigned_integer_comparison): New predicates.
7405 * config/s390/s390-protos.h (s390_check_symref_alignment,
7406 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7407 s390_reload_symref_address,
7408 s390_compare_and_branch_condition_mask): Prototypes added.
7410 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7411 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7412 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7414 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7416 * config/s390/s390.c (z10_cost): New cost function for z10.
7417 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7418 (s390_issue_rate): Adjust issue rate for z10.
7419 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7420 (processor_flags): Add PF_Z10.
7421 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7422 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7423 * gcc/config.gcc: Add z10.
7425 2008-05-28 Richard Guenther <rguenther@suse.de>
7427 PR tree-optimization/36291
7428 * tree-flow. h (struct gimple_df): Remove var_anns member.
7429 * tree-flow-inline.h (gimple_var_anns): Remove.
7430 (var_ann): Simplify.
7431 * tree-dfa.c (create_var_ann): Simplify.
7432 (remove_referenced_var): Clear alias info from var_anns of globals.
7433 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7434 (delete_tree_ssa): Clear alias info from var_anns of globals.
7435 Do not free var_anns.
7436 (var_ann_eq): Remove.
7437 (var_ann_hash): Likewise.
7439 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7441 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7442 and loongson2f entries.
7443 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7444 * config/mips/mips.h (processor_type): Add Loongson-2E
7445 and Loongson-2F entries.
7446 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7447 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7448 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7449 * doc/invoke.texi (MIPS Options): Document loongson2e
7450 and loongson2f processor names.
7452 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7456 * config/i386/i386.c (ix86_function_arg_boundary): Use
7457 alignment of canonical type.
7458 (ix86_expand_vector_move): Check unaligned memory access for
7461 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7463 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7464 Moved to the front of file.
7466 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7467 H.J. Lu <hongjiu.lu@intel.com>
7469 * dwarf2out.c (current_fde): New.
7471 (lookup_cfa:): Likewise.
7472 (dwarf2out_end_epilogue): Likewise.
7473 (dwarf2out_note_section_used): Likewise.
7475 2008-05-27 Michael Matz <matz@suse.de>
7478 * c.opt (Wenum-compare): New warning option.
7479 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7481 2008-05-27 Michael Matz <matz@suse.de>
7484 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7486 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7487 into memory as tail calls.
7489 2008-05-27 Richard Guenther <rguenther@suse.de>
7491 PR tree-optimization/36339
7492 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7493 pointers cause all addressable variables to be call clobbered.
7495 2008-05-27 Richard Guenther <rguenther@suse.de>
7497 PR tree-optimization/36245
7498 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7500 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7502 * config/s390/s390.md: Replace all occurences of the 'm'
7503 constraint with 'RT'.
7505 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7507 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
7509 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
7511 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
7512 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
7513 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
7515 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7517 * reload.c: (find_reloads): Skip alternatives according to the
7518 "enabled" attribute. Constify the constraint variable.
7519 * recog.c (get_attr_enabled): Add default implementation.
7520 (extract_insn): Set the alternative_enabled_p array
7521 in the recog_data struct.
7522 (preprocess_constraints, constrain_operands): Skip
7523 alternatives according to the "enabled" attribute
7524 * recog.h (struct recog_data): New field alternative_enabled_p.
7525 (skip_alternative): New inline function.
7526 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
7527 (record_reg_classes): Skip alternative according to the
7528 "enabled" attribute.
7530 * doc/md.texi: Add documention for the "enabled" attribute.
7532 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7534 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
7535 * postreload.c (reload_cse_simplify_operands): Replace 'm'
7536 constraint with TARGET_MEM_CONSTRAINT.
7537 * recog.c (asm_operand_ok, preprocess_constraints,
7538 constrain_operands): Likewise.
7539 * regclass.c (record_reg_classes): Likewise.
7540 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7541 * reload1.c (maybe_fix_stack_asms): Likewise.
7542 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
7543 * recog.h: Adjust comment.
7544 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
7545 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
7546 * doc/md.texi: Add a note to description of 'm' constraint.
7547 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
7549 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
7551 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
7552 that the bitfield is of integral type before testing its precision.
7554 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7555 Sa Liu <saliu@de.ibm.com>
7557 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
7558 __modti3, __udivti3, __umodti3 and __udivmodti4.
7559 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
7560 that implement TImode mul and div functions.
7561 * config/spu/multi3.c: New. Implement __multi3.
7562 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
7563 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
7566 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
7568 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
7569 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
7570 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
7571 tls_sysv_suffix): New mode and mode attribute iterators.
7572 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
7573 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
7574 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
7575 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
7576 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
7579 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
7581 PR tree-optimization/36329
7582 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
7583 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
7584 * cgraphbuild.c (initialize_inline_failed): Use the latter
7585 macro in lieu of the former.
7586 * ipa-inline.c (cgraph_mark_inline): Likewise.
7587 (cgraph_decide_inlining_of_small_function): Likewise.
7588 (cgraph_decide_inlining): Likewise.
7589 (cgraph_decide_inlining_incrementally): Likewise.
7591 2008-05-26 Tristan Gingold <gingold@adacore.com>
7592 Anatoly Sokolov <aesok@post.ru>
7594 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
7595 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
7596 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7597 optimization for 'avr6' architecture.
7599 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
7602 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
7604 2008-05-26 Richard Guenther <rguenther@suse.de>
7606 * tree-ssa-sccvn.c (expr_has_constants): Declare.
7607 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
7609 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
7612 * caller-save.c (insert_restore): Verify alignment of spill space.
7613 (insert_save): Likewise.
7614 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
7615 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
7616 (STACK_SLOT_ALIGNMENT): Likewise.
7617 * function.c (LOCAL_ALIGNMENT): Removed.
7618 (get_stack_local_alignment): New.
7619 (assign_stack_local): Use it. Set alignment on stack slot.
7620 (assign_stack_temp_for_type): Use get_stack_local_alignment.
7621 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
7622 (STACK_SLOT_ALIGNMENT): New.
7623 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
7624 stack slot in XFmode.
7626 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
7628 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
7631 * config/i386/i386.md (allocate_stack_worker_64): Make sure
7632 argument operand in rax isn't removed.
7634 2008-05-26 Richard Guenther <rguenther@suse.de>
7637 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
7638 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
7640 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7643 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
7645 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
7647 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
7648 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
7650 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7652 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
7653 build a trampoline if we don't want one.
7654 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
7655 return zero for nested functions if we don't want a trampoline.
7657 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7659 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
7661 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7664 * c.opt: Removed undocumented option '-lang-fortran'.
7665 * c-common.h: Removed global variable 'lang_fortran'.
7666 * c-opts.c (c_common_handle_option): Removed code to handle
7667 option '-lang-fortran'. Updated includes.
7668 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
7669 definition of '__GFORTRAN__'.
7670 (define__GNUC__): Reimplemented to use BASEVER and
7671 cpp_define_formatted.
7672 (builtin_define_with_value_n): Removed.
7673 * c-incpath.h: Renamed to ...
7674 * incpath.h: ... this.
7675 * c-incpath.c: Renamed to ...
7676 * incpath.c: ... this. Updated includes.
7677 * fix-header.c: Updated includes.
7678 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
7679 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
7680 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
7682 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7684 * tree.h: Update the table of flags used on tree nodes.
7685 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
7686 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
7687 (FORCED_LABEL): Add access check.
7688 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
7689 (ASM_INPUT_P): Likewise.
7690 (ASM_VOLATILE_P): Likewise.
7691 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
7692 (OMP_SECTION_LAST): Access private_flag directly.
7693 (OMP_RETURN_NOWAIT): Likewise.
7694 (OMP_PARALLEL_COMBINED): Likewise.
7695 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
7696 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
7697 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
7698 deprecated_flag directly.
7700 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
7702 * final.c (frame_pointer_needed): Removed.
7703 * flags.h (frame_pointer_needed): Likewise.
7705 * function.h (rtl_data): Add frame_pointer_needed.
7706 (frame_pointer_needed): New.
7708 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
7710 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
7712 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
7714 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
7717 2008-05-25 Alan Modra <amodra@bigpond.net.au>
7719 * c-common.c (strip_array_types): Move function to..
7721 (get_inner_array_type): Delete.
7722 * c-common.h (strip_array_types): Move declaration to..
7724 (get_inner_array_type): Delete.
7725 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
7726 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7727 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7728 * config/pa/pa.c (emit_move_sequence): Likewise.
7730 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
7732 * config/i386/i386.md (*sse_prologue_save_insn): Set length
7735 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
7737 * function.c: Include target hook for nonlocal_goto frame value.
7739 2008-05-24 Richard Guenther <rguenther@suse.de>
7741 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
7742 variable can be only accessed through a pointer or a union.
7744 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7746 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
7747 * doc/extend.texi: Likewise.
7749 2008-05-23 DJ Delorie <dj@redhat.com>
7751 * config/m32c/jump.md (untyped_call): Add.
7753 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
7755 (m32c_address_cost): Detail costs for indirect offsets.
7757 2008-05-23 Rafael Espindola <espindola@google.com>
7759 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
7760 if a node is a SUBREG.
7761 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
7764 2008-05-23 Paul Brook <paul@codesourcery.com>
7765 Carlos O'Donell <carlos@codesourcery.com>
7767 * doc/extend.texi: Clarify use of __attribute__((naked)).
7768 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7769 * target.h (gcc_target): Add allocate_stack_slots_for_args.
7770 * function.c (use_register_for_decl): Use
7771 targetm.calls.allocate_stack_slots_for_args.
7772 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7773 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
7774 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
7776 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
7778 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
7780 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
7782 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
7783 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
7784 is only rounded once.
7786 2008-05-23 Richard Guenther <rguenther@suse.de>
7788 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
7790 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
7791 Jakub Jelinek <jakub@redhat.com>
7794 * configure.ac: Handle --enable-cld.
7795 * configure: Regenerated.
7796 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
7797 * config/i386/i386.h (struct machine_function): Add needs_cld field.
7798 (ix86_current_function_needs_cld): New define.
7799 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
7800 (cld): New isns pattern.
7801 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
7802 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
7803 * config/i386/i386.opt (mcld): New option.
7804 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
7805 TARGET_CLD and ix86_current_function_needs_cld.
7806 (override_options): Use -mcld by default for 32-bit code if
7809 * doc/install.texi (Options specification): Document --enable-cld.
7810 * doc/invoke.texi (Machine Dependent Options)
7811 [i386 and x86-64 Options]: Add -mcld option.
7812 (Intel 386 and AMD x86-64 Options): Document -mcld option.
7814 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
7815 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
7816 (return_in_memory_64): Likewise.
7817 (return_in_memory_ms_64): Likewise.
7819 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7821 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
7822 * builtins.c (fold_builtin_fpclassify): New.
7823 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
7824 * builtins.def (BUILT_IN_FPCLASSIFY): New.
7825 * c-common.c (handle_type_generic_attribute): Adjust to accept
7826 fixed arguments before an elipsis.
7827 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
7828 * doc/extend.texi: Document __builtin_fpclassify.
7830 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
7832 * omp-low.c (gate_expand_omp_ssa): Remove.
7833 (pass_expand_omp_ssa): Remove.
7834 (gate_expand_omp): Do not check for flag_openmp_ssa.
7835 * common.opt (-fopenmp-ssa): Remove.
7836 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
7838 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
7840 * config/sh/sh.opt (mfixed-range): New option.
7841 * config/sh/sh-protos.h (sh_fix_range): Declare.
7842 * config/sh/sh.c (sh_fix_range): New function.
7843 * config/sh/sh.h (sh_fixed_range_str): Declare.
7844 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
7846 * doc/invoke.texi (SH Options): Document -mfixed-range.
7848 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
7850 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
7851 it before the redeclaration.
7853 2008-05-22 Anatoly Sokolov <aesok@post.ru>
7855 * config/avr/avr.c (get_sequence_length): Add new function.
7856 (expand_prologue, expand_epilogue): Remove duplicate code.
7858 2008-05-22 Rafael Espindola <espindola@google.com>
7860 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
7863 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
7865 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
7866 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
7868 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
7869 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
7870 (vect_update_misalignment_for_peel): Likewise.
7871 (vector_alignment_reachable_p): Likewise.
7872 * tree-vect-transform.c (vectorizable_load): Likewise.
7873 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7874 (get_vectype_for_scalar_type): Pass mode of scalar_type
7875 to UNITS_PER_SIMD_WORD.
7877 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
7878 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
7879 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7880 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7881 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7883 2008-05-22 Ira Rosen <irar@il.ibm.com>
7885 PR tree-optimization/36293
7886 * tree-vect-transform.c (vect_transform_strided_load): Don't check
7887 if the first load must be skipped because of a gap.
7889 2008-05-22 Richard Guenther <rguenther@suse.de>
7891 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
7892 more cases of offset disambiguation that is possible if
7893 strict-aliasing rules apply.
7894 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
7895 for basic offset and type-based disambiguation.
7897 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7899 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
7900 ix86_expand_vector_set on V16QImode for SSE4.1.
7902 2008-05-21 Tom Tromey <tromey@redhat.com>
7904 * c.opt (Wimport): Mark as undocumented.
7905 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
7907 (Warning Options): Likewise.
7908 * doc/cppopts.texi: Don't mention -Wimport.
7910 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7912 PR tree-optimization/36287
7913 PR tree-optimization/36286
7914 * lambda-code.c (build_access_matrix): Do not use the loop->num
7915 for computing the number of induction variables: use the loop depth
7918 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
7921 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
7922 option -f(no-)leading-underscore.
7924 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7926 * config/i386/i386.c (ix86_expand_vector_init_general): Use
7927 GET_MODE_NUNITS (mode).
7929 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
7931 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
7932 (-mmulhw): Add 464 to description.
7933 (-mdlmzb): Likewise.
7934 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
7935 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
7937 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
7938 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
7939 * config/rs6000/rs6000.md: Update comments for 464.
7941 2008-05-21 Janis Johnson <janis187@us.ibm.com>
7943 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
7945 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7947 * config/i386/sse.md (vec_extractv4sf): Removed.
7948 (vec_extractv2df): Likewise.
7949 (vec_extractv2di): Likewise.
7950 (vec_extractv4si): Likewise.
7951 (vec_extractv8hi): Likewise.
7952 (vec_extractv16qi): Likewise.
7953 (vec_extract<mode>): New.
7955 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7957 * config/i386/sse.md (vec_setv4sf): Removed.
7958 (vec_setv2df): Likewise.
7959 (vec_setv2di): Likewise.
7960 (vec_setv4si): Likewise.
7961 (vec_setv8hi): Likewise.
7962 (vec_setv16qi): Likewise.
7963 (vec_set<mode>): New.
7965 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7967 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
7968 goto for vec_concat and vec_interleave.
7970 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7972 * config/i386/sse.md (vec_initv4sf): Removed.
7973 (vec_initv2df): Likewise.
7974 (vec_initv2di): Likewise.
7975 (vec_initv4si): Likewise.
7976 (vec_initv8hi): Likewise.
7977 (vec_initv16qi): Likewise.
7978 (vec_init<mode>): New.
7980 2008-05-21 Joseph Myers <joseph@codesourcery.com>
7982 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
7984 2008-05-21 Tom Tromey <tromey@redhat.com>
7986 * ggc-zone.c (lookup_page_table_if_allocated): New function.
7987 (zone_find_object_offset): Likewise.
7988 (gt_ggc_m_S): Likewise.
7989 (highest_bit): Likewise.
7990 * ggc-page.c (gt_ggc_m_S): New function.
7991 * stringpool.c (string_stack): Remove.
7992 (init_stringpool): Update.
7993 (ggc_alloc_string): Use ggc_alloc.
7994 (maybe_delete_ident): New function.
7995 (ggc_purge_stringpool): Likewise.
7996 (gt_ggc_m_S): Remove.
7997 * ggc-common.c (ggc_protect_identifiers): New global.
7998 (ggc_mark_roots): Call ggc_purge_stringpool. Use
7999 ggc_protect_identifiers.
8000 * ggc.h (ggc_protect_identifiers): Declare.
8001 (gt_ggc_m_S): Update.
8002 (ggc_purge_stringpool): Declare.
8003 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8004 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8006 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8008 2008-05-21 David S. Miller <davem@davemloft.net>
8010 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8013 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8015 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8018 2008-05-20 David Daney <ddaney@avtrex.com>
8020 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8021 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8022 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8023 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8024 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8025 (atomic_hiqi_op): New define_code_iterator.
8026 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8027 mips_expand_compare_and_swap_12.
8028 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8029 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8030 (sync_<optab><mode>, sync_old_<optab><mode>,
8031 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8032 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8033 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8034 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8035 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8036 (test_and_set_12): New insn.
8037 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8038 sync_new_<optab><mode>, sync_old_nand<mode>,
8039 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8040 clobber to operand 0 for SI and DI mode insns.
8041 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8042 mips_gen_fn_4): New typedefs.
8043 (mips_gen_fn_ptrs): Define new union type.
8044 (mips_expand_compare_and_swap_12): Remove declaration.
8045 (mips_expand_atomic_qihi): Declare function.
8046 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8047 (mips_expand_atomic_qihi): ... this. Use new generator function
8049 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8050 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8051 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8052 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8053 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8054 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8055 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8056 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8057 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8058 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8061 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8063 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8066 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8068 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8069 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8070 (avr_attribute_table): Add 'OS_main' function attribute.
8071 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8072 functions with 'OS_main' attribute.
8074 2008-05-20 Richard Guenther <rguenther@suse.de>
8076 PR tree-optimization/35204
8077 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8078 helper, split out from ...
8079 (DFS): ... here. Make the DFS walk non-recursive.
8081 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8082 Jan Sjodin <jan.sjodin@amd.com>
8084 PR tree-optimization/36181
8085 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8086 (parallelize_loops): Don't parallelize when the loop has vector
8089 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8090 Sebastian Pop <sebastian.pop@amd.com>
8092 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8093 matrix, and never look at the tree representation of the memory
8095 (linear_transform_loops): Computes parameters and access matrices.
8096 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8098 (access_matrix_get_index_for_parameter): New.
8099 * tree-data-ref.h (struct access_matrix): New.
8100 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8101 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8102 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8103 am_vector_index_for_loop): New.
8104 (struct data_reference): Add field access_matrix.
8105 (DR_ACCESS_MATRIX): New.
8106 (compute_data_dependences_for_loop): Update declaration.
8107 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8108 * lambda.h (lambda_vector_vec_p): Declared.
8109 * lambda-code.c: Depend on pointer-set.h.
8110 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8111 av_for_af_base, av_for_af, build_access_matrix,
8112 lambda_compute_access_matrices): New.
8113 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8115 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8117 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8120 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8121 Sebastian Pop <sebastian.pop@amd.com>
8123 PR tree-optimization/36206
8124 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8126 (instantiate_scev_1): Rename flags to fold_conversions.
8127 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8128 outeside instantiation_loop.
8129 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8130 (evolution_function_is_affine_or_constant_p): Removed.
8131 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8133 (analyze_siv_subscript): Pass in the loop nest number.
8134 Call evolution_function_is_affine_in_loop instead of
8135 evolution_function_is_affine_p.
8136 (analyze_overlapping_iterations): Pass in the loop nest number.
8138 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8139 Sebastian Pop <sebastian.pop@amd.com>
8141 PR tree-optimization/36206
8142 * tree-chrec.h (chrec_fold_op): New.
8143 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8146 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8148 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8150 (remove_duplicates): Do not set inode on non-inode systems.
8153 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8155 * config.gcc (tm_file): Update comments about relative pathnames.
8157 2008-05-20 Richard Guenther <rguenther@suse.de>
8159 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8160 * tree-ssa-sccvn.c (process_scc): Likewise.
8161 * tree-ssa-sink.c (execute_sink_code): Likewise.
8162 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8163 * tree-vrp.c (process_assert_insertions): Likewise.
8164 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8165 (perform_tree_ssa_dce): Likewise.
8166 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8167 (dump_dominator_optimization_stats): Likewise.
8168 * tree-vectorizer.c (vectorize_loops): Likewise.
8170 2008-05-20 Richard Guenther <rguenther@suse.de>
8172 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8174 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8176 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8177 (ix86_i386elf_return_in_memory): Likewise.
8178 (ix86_i386interix_return_in_memory): Likewise.
8179 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8180 (SUBTARGET_RETURN_IN_MEMORY): New.
8181 * config/i386/i386elf.h: Likewise.
8182 * config/i386/ptx4-i.h: Likewise.
8183 * config/i386/sol2-10.h: Likewise.
8184 * config/i386/sysv4.h: Likewise.
8185 * config/i386/vx-common.h: Likewise.
8186 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8187 * config/i386/i386.c (ix86_return_in_memory): Made static and
8188 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8189 (ix86_i386elf_return_in_memory): Removed.
8190 (ix86_i386interix_return_in_memory): Removed.
8191 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8192 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8194 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8196 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8198 2008-05-19 Xinliang David Li <davidxl@google.com>
8200 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8202 * common.opt: Ditto.
8203 * doc/invoke.texi: Ditto.
8205 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8207 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8208 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8210 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8213 sizes of operand array from 8/4 to 4/2.
8214 (ix86_expand_vector_init_general): Change size of operand array
8215 from 32 to 16. Remove op0, op1 and half_mode.
8217 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8219 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8220 (ix86_expand_vector_init_interleave): Likewise.
8221 (ix86_expand_vector_init_general): Use them. Assert
8222 word_mode == SImode when n_words == 4.
8224 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8226 * config/i386/i386.c (ix86_secondary_reload): New static function.
8227 (TARGET_SECONDARY_RELOAD): New define.
8228 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8229 * config/i386/i386.md (reload_outqi): Remove.
8231 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8234 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8235 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8236 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8237 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8238 (fold_builtin_1): Likewise.
8239 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8240 c-common.c (check_builtin_function_arguments): Handle
8241 BUILT_IN_ISINF_SIGN.
8242 * doc/extend.texi: Document __builtin_isinf_sign.
8243 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8245 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8247 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8248 EH cleanup at the end of the pass, search for those that have been
8249 turned into forwarder blocks and do the cleanup on their successor.
8251 2008-05-18 Richard Guenther <rguenther@suse.de>
8253 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8254 pointers to sizetype and vice versa.
8256 2008-05-18 Xinliang David Li <davidxl@google.com>
8258 * gcc/tree-ssa-dce.c: Coding style fix.
8259 (check_pow): Documentation comment.
8260 (check_log): Documenation comment. Coding style fix.
8261 (is_unnecessary_except_errno_call): Ditto.
8262 (gen_conditions_for_pow): Ditto.
8263 (gen_conditions_for_log): Ditto.
8264 (gen_shrink_wrap_conditions): Ditto.
8265 (shrink_wrap_one_built_in_calls): Ditto.
8266 * gcc/doc/invoke.texi: Better documentation string.
8267 * ChangeLog: Fix wrong change log entries from
8268 May 17 checkin on function call DCE.
8270 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8272 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8274 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8276 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8277 * df-problems.c (simulation routines): Fixed block comment to
8278 properly say how to add forwards scanning functions.
8280 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8282 * tree-inline.c (setup_one_parameter): Remove dead code.
8284 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8286 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8287 a BIT_AND_EXPR only for an INTEGER_TYPE.
8289 2008-05-17 Xinliang David Li <davidxl@google.com>
8291 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8292 (check_pow, check_log, is_unnecessary_except_errno_call): New
8293 functions to check for eliminating math functions that are pure
8294 except for setting errno.
8295 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8296 general condition expressions for shrink-wrapping pow/log calls.
8297 (gen_shrink_wrap_conditions): Ditto.
8298 (shrink_wrap_one_built_in_call): Ditto.
8299 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8300 (mark_operand_necessary): If debugging, output if OP is necessary.
8301 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8303 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8305 * gcc/common.opt: New user flag -ftree-builtin-dce.
8306 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8308 2008-05-16 David S. Miller <davem@davemloft.net>
8310 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8311 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8313 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8316 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8318 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8320 * ifcvt.c (dead_or_predicable): Rename
8321 df_simulate_one_insn_backwards to df_simulate_one_insn.
8322 * recog.c (peephole2_optimize): Ditto.
8323 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8325 * df.h: Rename df_simulate_one_insn_backwards to
8326 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8327 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8328 scanning of defs and uses.
8329 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8330 (df_simulate_one_insn_forwards): Removed.
8332 2008-05-16 Doug Kwan <dougkwan@google.com>
8334 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8336 (real_from_string): Handle NaNs and Inf as approriate.
8338 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8340 * doc/gty.texi (Source Files Containing Type Information): Note
8341 that headers should appear first in the gtfiles list.
8343 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8345 * tree.def (COND_EXEC): Properly documented this code.
8347 2008-05-16 Diego Novillo <dnovillo@google.com>
8349 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8350 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8353 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8355 * tree-ssa-dse (max_stmt_uid): Removed.
8356 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8357 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8358 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8359 * function.h (cfun.last_stmt_uid): New field.
8360 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8361 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8363 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8364 (create_stmt_ann): Initialize the ann->uid field.
8365 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8367 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8369 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8371 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8372 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8373 (init_empty_tree_cfg): Call it.
8375 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8377 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8380 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8382 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8383 * tree-dump.c (dump_options): New verbose option.
8384 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8386 * tree-pass.h (TDF_VERBOSE): New dump flag.
8387 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8388 (tree-flow.h): Added include.
8389 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8391 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8393 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8395 From Jie Zhang <jie.zhang@analog.com>
8396 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8397 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8398 mcpu=bf561-none and mcpu=bf561-0.2.
8399 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8400 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8401 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8402 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8403 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8404 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8405 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8407 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8408 (cputype_selected): Remove.
8409 (bfin_handle_option): Don't use cputype_selected.
8410 (override_options): When no mcpu option, enable all workarounds.
8411 Don't use bfin_workarounds.
8412 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8414 (DEFAULT_CPU_TYPE): Don't define.
8416 2008-05-16 Richard Guenther <rguenther@suse.de>
8418 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8419 on deletion of the last stmt.
8421 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8423 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8424 V8HImode for SSE2 and V16QImode for SSE4.1.
8426 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8428 * cgraph.h (compute_inline_parameters): Made public.
8429 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8430 variable_generate_summary, function_write_summary,
8431 variable_write_summary, variable_read_summary. Added generate_summary,
8432 write_summary, read_summary.
8433 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8434 pass_ipa_inline.function_generate_summary, to
8435 compute_inline_parameters.
8436 * ipa-inline.c (compute_inline_parameters): Made public and added
8438 (compute_inline_parameters_for_current): New function.
8439 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8440 (inline_generate_summary): Removed parameter and made to loop over
8442 (pass_ipa_inline): Updated for new IPA_PASS structure.
8443 * passes.c (execute_ipa_summary_passes): Now is called once per
8444 pass rather than once per node*pass.
8446 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8448 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8449 avr_have_mul_p, avr_asm_only_p): Remove variables.
8450 (avr_override_options): Remove initialization of removed variables.
8451 (avr_file_start): Convert removed variables to fields of
8452 'struct base_arch_s *avr_current_arch'.
8453 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8454 (AVR_HAVE_MUL): (Ditto.).
8455 (AVR_HAVE_MOVW): (Ditto.).
8456 (AVR_HAVE_LPMX): (Ditto.).
8457 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8458 avr_asm_only_p): Remove declaration.
8460 2008-05-15 Diego Novillo <dnovillo@google.com>
8462 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8463 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8465 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8468 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8469 Don't call record_truncated_value from here.
8470 (record_truncated_value): Turn it into a for_each_rtx callback.
8471 (record_truncated_values): New function.
8472 (combine_instructions): Call note_uses with record_truncated_values.
8473 Change name of check_conversion to check_promoted_subreg.
8475 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8477 * doc/sourcebuild.texi: Document support for torture tests.
8479 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8481 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8482 to alternative 4 of operand 2.
8484 2008-05-15 Richard Guenther <rguenther@suse.de>
8486 * tree-pass.h (current_pass): Declare.
8487 (get_pass_for_id): Likewise.
8488 * passes.c (passes_by_id, passes_by_id_size): New globals.
8489 (set_pass_for_id): New function.
8490 (get_pass_for_id): Likewise.
8491 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8492 (execute_function_todo): Flush per function statistics.
8493 * toplev.c (compile_file): Init statistics.
8494 (general_init): Do early statistics initialization.
8495 (finalize): Finish statistics.
8496 * statistics.h (statistics_early_init): Declare.
8497 (statistics_init): Likewise.
8498 (statistics_fini): Likewise.
8499 (statistics_fini_pass): Likewise.
8500 (statistics_counter_event): Likewise.
8501 (statistics_histogram_event): Likewise.
8502 * statistics.c: New file.
8503 * Makefile.in (OBJS-common): Add statistics.o.
8504 (statistics.o): Add dependencies.
8505 * doc/invoke.texi (-fdump-statistics): Document.
8507 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
8509 (execute_pre): Use statistics_counter_event.
8510 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
8511 (substitute_and_fold): Increment it. Use statistics_counter_event.
8513 2008-05-15 Diego Novillo <dnovillo@google.com>
8515 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
8517 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
8518 * tree-ssa-alias.c (new_type_alias): Remove references to
8519 sub-variables from comment.
8520 * tree-ssa-operands.c (swap_tree_operands): Likewise.
8522 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8524 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
8525 attribute to 1 only for insertps alternative.
8527 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8529 * config/bfin/bfin.md (loadbytes): New pattern.
8530 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
8531 (bfin_init_builtins): Initialize it.
8532 (bdesc_1arg): Add it.
8534 2008-05-15 Sa Liu <saliu@de.ibm.com>
8536 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
8537 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
8538 * testsuite/lib/target-supports.exp: Add
8539 check_effective_target_fortran_integer_16.
8541 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8543 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
8544 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
8545 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
8546 (TARGET_RETURN_IN_MEMORY): Define.
8548 2008-05-15 Richard Guenther <rguenther@suse.de>
8551 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
8552 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
8553 represent unmodifiable vars.
8555 2008-05-15 Richard Guenther <rguenther@suse.de>
8557 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
8558 INDIRECT_REF and TARGET_MEM_REF.
8559 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8562 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8563 H.J. Lu <hongjiu.lu@intel.com>
8565 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
8566 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
8567 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
8568 insn alternatives. Add missing alternatives.
8569 (*vec_concatv2di_rex64_sse4_1): Likewise.
8570 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
8571 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
8574 2008-05-15 Richard Guenther <rguenther@suse.de>
8576 PR tree-optimization/36009
8577 PR tree-optimization/36204
8578 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
8579 (determine_invariantness_stmt): Record the loop a store is
8581 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
8584 2008-05-15 Richard Guenther <rguenther@suse.de>
8586 PR tree-optimization/34330
8587 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
8588 through the pointer will alias the SMT.
8590 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
8592 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
8594 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
8596 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
8598 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8599 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8601 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
8602 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
8603 (vashl_optab): New optab for vector/vector shifts.
8604 (vashr_optab): Ditto.
8605 (vlshr_optab): Ditto.
8606 (vrotl_optab): Ditto.
8607 (vrotr_optab): Ditto.
8608 (optab_subtype): New enum for optab_for_tree_code call.
8609 (optab_for_tree_code): Add enum optab_subtype argument.
8611 * optabs.c (optab_for_tree_code): Take an additional argument to
8612 distinguish between a vector shift by a scalar and vector shift by
8613 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
8614 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
8615 vector shift by a vector.
8616 (expand_widen_pattern_expr): Pass additional argument to
8617 optab_for_tree_code.
8619 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
8620 vrotl_optab, vrotr_optab.
8622 * expr.c (expand_expr_real_1): Update calls to
8623 optab_for_tree_code to distinguish between vector shifted by a
8624 scalar and vector shifted by a vector.
8625 * tree-vectorizer.c (supportable_widening_operation): Ditto.
8626 (supportable_narrowing_operation): Ditto.
8627 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
8628 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
8629 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
8630 (vect_create_epilog_for_reduction): Ditto.
8631 (vectorizable_reduction): Ditto.
8632 (vectorizable_operation): Ditto.
8633 (vect_strided_store_supported): Ditto.
8634 (vect_strided_load_supported): Ditto.
8635 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8636 * expmed.c (expand_shift): Ditto.
8638 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
8640 (ashr@var{m}3): Ditto.
8641 (vashl@var{m}3): Document new vector/vector shift standard name.
8642 (vashr@var{m}3): Ditto.
8643 (vlshr@var{m}3): Ditto.
8644 (vrotl@var{m}3): Ditto.
8645 (vrotr@var{m}3): Ditto.
8647 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
8648 (PPERM_INVERT): Ditto.
8649 (PPERM_REVERSE): Ditto.
8650 (PPERM_REV_INV): Ditto.
8651 (PPERM_ZERO): Ditto.
8652 (PPERM_ONES): Ditto.
8653 (PPERM_SIGN): Ditto.
8654 (PPERM_INV_SIGN): Ditto.
8655 (PPERM_SRC1): Ditto.
8656 (PPERM_SRC2): Ditto.
8658 * config/i386/sse.md (mulv2di3): Add SSE5 support.
8659 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
8660 allows a memory operand to be the value being added, and split it
8661 to improve vectorization.
8662 (sse5_pmacsdqh_mem): Ditto.
8663 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
8664 (sse5_mulv2div2di3_high): Ditto.
8665 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
8666 (vec_pack_trunc_v4si): Ditto.
8667 (vec_pack_trunc_v2di): Ditto.
8668 (sse5_pcmov_<mode>): Remove code that tried to use use
8669 andps/andnps instead of pcmov.
8670 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
8671 pmacsdqh instructions.
8672 (vec_widen_smult_lo_v4si): Ditto.
8674 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
8675 (PPERM_INVERT): Ditto.
8676 (PPERM_REVERSE): Ditto.
8677 (PPERM_REV_INV): Ditto.
8678 (PPERM_ZERO): Ditto.
8679 (PPERM_ONES): Ditto.
8680 (PPERM_SIGN): Ditto.
8681 (PPERM_INV_SIGN): Ditto.
8682 (PPERM_SRC1): Ditto.
8683 (PPERM_SRC2): Ditto.
8684 (ix86_expand_sse_movcc): Move the SSE5 test after the if
8686 (ix86_expand_int_vcond): If SSE5 generate all possible integer
8688 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
8689 says ignore whether the last reference is a memory operand.
8691 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8692 Paolo Bonzini <bonzini at gnu dot org>
8694 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
8697 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
8698 (vlshr<mode>3): Rename from vlshr<mode>3.
8699 (vashr<mode>3): Rename from vashr<mode>3.
8700 (mulv4sf3): Change the names of vector shift patterns.
8704 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
8707 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
8732 * config/spu/spu.md (v): New iterator macro to add v for vector types.
8733 (floatunssidf2_internal): Change vector/vector shift names.
8734 (floatunsdidf2_internal): Ditto.
8741 (vashl<mode>3): Rename from ashl<mode>3.
8742 (vashr<mode>3): Rename from ashr<mode>3.
8743 (vlshr<mode>3): Rename from lshr<mode>3.
8744 (vrotl<mode>3): Rename from rotl<mode>3.
8746 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8749 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
8750 multiply gives the wrong value when doing widening multiplies.
8751 (vec_widen_smult_lo_v4si): Ditto.
8753 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8755 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
8756 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
8757 emit_library_call_value.
8758 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
8759 * tree.h (ECF_LIBCALL_BLOCK): Removed.
8760 * calls.c (initialize_argument_information, precompute_arguments,
8761 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
8762 (precompute_arguments): Removed flags parameter.
8763 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
8765 2008-05-14 Richard Guenther <rguenther@suse.de>
8767 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
8768 Make sure to register the store if the use is a PHI_NODE.
8770 2008-05-14 Olivier Hainque <hainque@adacore.com>
8772 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
8773 memory if the component is to be referenced in BLKmode according
8774 to get_inner_reference.
8776 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
8778 * calls.c (emit_library_call_value_1): Restore code clearing
8779 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
8781 2008-05-14 Olivier Hainque <hainque@adacore.com>
8782 Nicolas Roche <roche@adacore.com>
8784 * configure.ac: Add support for a "gcc_subdir" variable in
8785 config-lang.in, to denote a subdirectory where the language/GCC
8786 integration files are to be found.
8787 * configure: Regenerate.
8789 2008-05-14 Ira Rosen <irar@il.ibm.com>
8791 PR tree-optimization/36098
8792 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
8793 value for the first load in the group in case of a gap.
8794 (vect_build_slp_tree): Check that there are no gaps in loads.
8796 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8798 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
8799 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
8800 expand_copysign_bit, ): Change call to emit_no_conflict_block to
8801 emit_insn and remove unneeded code to construct extra args.
8802 (emit_no_conflict_block): Removed.
8803 * optabls.h: (emit_no_conflict_block): Removed.
8804 * cse.c (cse_extended_basic_block): Remove search for
8805 REG_NO_CONFLICT note.
8806 * global.c: Removed incorrect comment added in revision 117.
8807 * expr.c (convert_move): Change call to emit_no_conflict_block to
8809 * recog.c: Change comments so that they do not mention
8811 * local_alloc.c (combine_regs): Removed last parameter.
8812 (no_conflict_p): Removed.
8813 (block_alloc): Removed note, no_conflict_combined_regno and set
8814 local vars. Removed all code to process REG_NO_CONFLICT blocks.
8815 (combine_regs): Removed already_dead and code to look for
8816 REG_NO_CONFLICT notes.
8817 * lower_subreg (remove_retval_note): Removed code to look for
8818 REG_NO_CONFLICT block.
8819 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
8820 (resolve_clobber): Remove code to process libcalls that have
8821 REG_NO_CONFLICT notes.
8822 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
8824 * combine.c (can_combine_p, distribute_notes): Removed
8825 REG_NO_CONFLICT case.
8826 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
8828 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
8829 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
8831 * reg-notes.def (NO_CONFLICT): Removed.
8833 2008-05-14 David S. Miller <davem@davemloft.net>
8835 * config/sparc/sparc.c (sparc_profile_hook): If
8836 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
8837 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
8838 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8840 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
8842 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
8844 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
8847 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
8848 and op1 expansion before vector concat to have less live pseudos.
8850 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
8852 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8853 ix86_expand_vector_set if supported.
8855 2008-05-13 Diego Novillo <dnovillo@google.com>
8856 Kenneth Zadeck <zadeck@naturalbridge.com>
8858 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
8860 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
8861 phinodes_print_statistics, init_ssanames, fini_ssanames,
8862 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
8863 release_ssa_name, release_defs, replace_ssa_name_symbol,
8864 ssanames_print_statistics): Move ...
8865 * tree-flow.h: ... here.
8866 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
8867 Use FN instead of cfun.
8868 (make_ssa_name_fn): Rename from make_ssa_name.
8869 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
8870 * tree-flow-inline.h (make_ssa_name): Move from
8871 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
8872 * omp-low.c (expand_omp_parallel):
8873 * tree-flow-inline.h (redirect_edge_var_map_result):
8874 * tree-ssa.c (init_tree_ssa): Add argument FN.
8875 Use it instead of cfun. Update all users.
8877 2008-05-13 Tom Tromey <tromey@redhat.com>
8879 PR preprocessor/22168:
8880 * doc/cpp.texi (Top): Update menu.
8881 (Alternatives to Wrapper #ifndef): New node.
8882 (Other Directives): Document deprecation.
8883 (Obsolete Features): Remove menu.
8884 (Assertions): Merge node into Obsolete Features.
8885 (Obsolete once-only headers): Move earlier; rename to Alternatives
8887 * doc/cppopts.texi: Update.
8888 * c.opt (Wdeprecated): Enable for C and ObjC.
8889 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
8890 (C++ Dialect Options): Move -Wno-deprecated from here to...
8891 (Warning Options): ... here.
8893 2008-05-13 Richard Guenther <rguenther@suse.de>
8896 * fold-const.c (fold_sign_changed_comparison): Do not allow
8897 changes in pointer-ness.
8899 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8902 * config/sh/sh.c (sh_expand_prologue): Don't clear
8903 RTX_FRAME_RELATED_P for push insns.
8905 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
8907 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
8909 2008-05-12 Anatoly Sokolov <aesok@post.ru>
8911 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
8912 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
8913 Use 'machine->is_leaf' instead of 'leaf_func_p'.
8915 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
8917 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
8918 (*vec_concatv4sf_sse): This.
8919 (*sse2_concatv2si): Renamed to ...
8920 (*vec_concatv2si_sse2): This.
8921 (*sse1_concatv2si): Renamed to ...
8922 (*vec_concatv2si_sse): This.
8923 (*vec_concatv2di_rex): Renamed to ...
8924 (*vec_concatv2di_rex64): This.
8925 (*vec_concatv2si_sse4_1): New.
8926 (*vec_concatv2di_rex64_sse4_1): Likewise.
8928 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
8930 PR rtl-optimization/36111
8931 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
8932 that was created for swappable operands.
8934 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
8937 * Makefile.in: Substitute GNATMAKE and GNATBIND.
8938 * configure.ac: Add call to ACX_PROG_GNAT.
8940 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
8942 * optc-gen.awk: Fix comment typo.
8944 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8946 * pretty-print.c (pp_integer_with_precision): Use
8947 HOST_LONG_LONG_FORMAT.
8949 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
8951 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
8953 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
8955 * config/i386/i386.c (bdesc_ptest): Removed.
8956 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
8957 (bdesc_args): Add __builtin_ia32_ptestz128,
8958 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
8959 (ix86_init_mmx_sse_builtins): Updated.
8960 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
8961 (ix86_expand_builtin): Updated.
8963 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
8965 * tree-cfg.c (valid_fixed_convert_types_p): New function.
8966 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
8968 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
8970 * value-prof.c (interesting_stringop_to_profile): Do not
8971 return early for BUILT_IN_MEMPCPY.
8973 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
8975 * calls.c (expand_call): Don't use callgraph to increase
8976 preferred_stack_boundary.
8978 * cgraph.h (cgraph_rtl_info): Use unsigned on
8979 preferred_incoming_stack_boundary.
8981 * final.c (rest_of_clean_state): Use unsigned on
8982 preferred_stack_boundary.
8984 2008-05-09 Tom Tromey <tromey@redhat.com>
8986 PR preprocessor/22231:
8987 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
8990 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
8992 PR tree-optimization/36129
8993 * tree-ssa-ccp.c: Include value-prof.h.
8994 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
8995 built-in function was folded to a constant.
8996 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
8998 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
8999 Sebastian Pop <sebastian.pop@amd.com>
9001 * tree-scalar-evolution.c: Document instantiate_scev.
9002 (instantiate_parameters_1): Renamed instantiate_scev_1.
9003 Don't use the same loop for instantiation_loop and evolution_loop.
9004 (instantiate_scev): New.
9005 (instantiate_parameters): Moved...
9006 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9007 same loop twice. Maintains the semantics for this function.
9008 * tree-scalar-evolution.h (instantiate_scev): Declare.
9009 (instantiate_parameters): ...here. Now static inline.
9010 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9011 instead of resolve_mixers.
9013 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9015 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9017 2008-05-09 Tomas Bily <tbily@suse.cz>
9019 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9020 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9021 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9022 * c-common.c (c_common_truthvalue_conversion): Likewise.
9023 * tree-object-size.c (compute_object_offset): Likewise.
9024 * tree-inline.c (estimate_num_insns_1): Likewise.
9025 * varasm.c (const_hash_1, compare_constant, copy_constant)
9026 (compute_reloc_for_constant, output_addressed_constants)
9027 (initializer_constant_valid_p): Likewise.
9028 * c-omp.c (check_omp_for_incr_expr): Likewise.
9029 * gimplify.c (gimplify_expr): Likewise.
9030 * c-typeck.c (c_finish_return): Likewise.
9031 * tree-vectorizer.c (supportable_widening_operation)
9032 (supportable_narrowing_operation): Likewise.
9033 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9034 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9035 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9036 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9037 (descr_info_loc): Likewise.
9038 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9039 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9040 (fold_unary): Likewise.
9041 * builtins.c (get_pointer_alignment): Likewise.
9042 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9043 (instantiate_parameters_1): Likewise.
9044 * tree.c (expr_align, stabilize_reference): Likewise.
9045 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9046 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9047 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9048 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9049 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9050 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9052 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9053 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9054 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9055 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9056 (forward_propagate_comparison)
9057 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9058 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9059 * emit-rtl.c (component_ref_for_mem_expr)
9060 (set_mem_attributes_minus_bitpos): Likewise.
9061 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9062 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9064 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9065 (build_function_call, pointer_diff, build_compound_expr)
9066 (c_finish_return): Likewise.
9067 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9068 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9070 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9071 * expr.c (is_aligning_offset): Likewise.
9072 * tree-ssa-alias.c (is_escape_site): Likewise.
9073 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9074 (check_all_va_list_escapes): Likewise.
9075 * tree-ssa-loop-ivopts.c (determine_base_object)
9076 (determine_common_wider_type): Likewise.
9077 * dojump.c (do_jump): Likewise.
9078 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9079 * tree-gimple.c (is_gimple_cast): Likewise.
9080 * fold-const.c (decode_field_reference, )
9081 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9082 (fold_binary): Likewise.
9083 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9084 (already_warned_in_frontend_p): Likewise.
9085 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9086 * tree.c (really_constant_p, get_unwidened): Likewise.
9087 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9088 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9089 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9091 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9093 (CONVERT_EXPR_P): Define.
9094 (CASE_CONVERT): Define.
9096 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9099 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9100 (delete_unmarked_insns): When deleting a call, call
9101 delete_unreachable_blocks.
9102 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9103 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9105 2008-05-08 Richard Guenther <rguenther@suse.de>
9107 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9108 (-ftree-salias): Likewise.
9109 (salias-max-implicit-fields): Remove param documentation.
9110 (salias-max-array-elements): Likewise.
9111 * tree-pass.h (pass_create_structure_vars): Remove.
9112 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9113 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9114 * tree-ssa-alias.c (create_structure_vars): Remove.
9115 (gate_structure_vars): Likewise.
9116 (pass_create_structure_vars): Likewise.
9117 (gate_build_alias): Likewise.
9118 (pass_build_alias): Adjust to run always and dump the function.
9119 * common.opt (ftree-salias): Hide.
9120 * passes.c (init_optimization_passes): Remove
9121 pass_create_structure_vars, adjust comment.
9122 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9123 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9124 * opts.c (decode_options): Do not set flag_tree_salias.
9125 (common_handle_option): Add OPT_ftree_salias to the backward
9126 compatibility section.
9128 2008-05-08 Richard Guenther <rguenther@suse.de>
9130 * tree-flow-inline.h (var_can_have_subvars): Move ...
9131 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9132 * tree-flow.h (var_can_have_subvars): Remove.
9133 (push_fields_onto_fieldstack): Remove.
9134 (sort_fieldstack): Likewise.
9135 (struct fieldoff): Move ...
9136 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9137 alias_set and base_for_components fields.
9138 (sort_fieldstack): Make static.
9139 (push_fields_onto_fieldstack): Likewise. Remove code that
9140 handles anything but RECORD_TYPEs. Remove alias_set and
9141 base_for_components handling.
9142 (create_variable_info_for): Adjust.
9144 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9146 * common.opt (Wframe-larger-than=): Shorten the help message
9148 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9150 2008-05-08 Rafael Espindola <espindola@google.com>
9152 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9154 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9155 trap and that both operands are gimple values.
9156 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9157 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9160 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9162 * read-rtl.c (join_c_conditions): Return the first string if the
9163 two strings are equal.
9165 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9167 * gensupport.h (pred_data): Add a "num_codes" field.
9168 (add_predicate_code): Declare.
9169 * gensupport.c (add_predicate_code): New function.
9170 (std_pred_table): Add an "allows_const_p" field.
9171 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9172 Remove the (incomplete) list of such codes from the codes field.
9173 (init_predicate_table): Use add_predicate_code. Add all
9174 RTX_CONST_OBJs if allows_const_p is true.
9175 * genrecog.c (process_define_predicate): Use add_predicate_code.
9177 2008-05-08 David Daney <ddaney@avtrex.com>
9178 Richard Sandiford <rsandifo@nildram.co.uk>
9180 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9181 special case of constant zero operands.
9182 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9183 old and new values. Special case constant zero values.
9184 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9186 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9187 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9189 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9192 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9193 similar RTX_CONST_OBJ before CONST_INT.
9195 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9197 * stmt.c (expand_stack_restore): Change sa mode if needed.
9199 2008-05-08 Richard Guenther <rguenther@suse.de>
9201 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9202 return type to bool.
9203 (ix86_sol10_return_in_memory): Likewise.
9204 (ix86_i386elf_return_in_memory): Likewise.
9205 (ix86_i386interix_return_in_memory): Likewise.
9206 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9207 (ix86_sol10_return_in_memory): Likewise.
9208 (ix86_i386elf_return_in_memory): Likewise.
9209 (ix86_i386interix_return_in_memory): Likewise.
9211 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9214 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9216 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9217 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9220 2008-05-08 Richard Guenther <rguenther@suse.de>
9222 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9223 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9224 (DR_SUBVARS): Remove.
9225 * tree-dfa.c (dump_subvars_for): Remove.
9226 (debug_subvars_for): Likewise.
9227 (dump_variable): Do not dump subvars.
9228 (remove_referenced_var): Do not remove subvars.
9229 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9230 (lookup_subvars_for_var): Remove.
9231 (get_subvars_for_var): Likewise.
9232 (get_subvars_at): Likewise.
9233 (get_first_overlapping_subvar): Likewise.
9234 (overlap_subvar): Likewise.
9235 * tree-flow.h (subvar_t): Remove.
9236 (struct var_ann_d): Remove subvars field.
9237 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9238 argument. Remove special handling of SFTs.
9239 (compute_tag_properties): Likewise.
9240 (set_initial_properties): Likewise.
9241 (compute_call_clobbered): Likewise.
9242 (count_mem_refs): Likewise.
9243 (compute_memory_partitions): Likewise.
9244 (compute_flow_insensitive_aliasing): Likewise.
9245 (setup_pointers_and_addressables): Likewise.
9246 (new_type_alias): Likewise.
9247 (struct used_part): Remove.
9248 (used_portions): Likewise.
9249 (struct used_part_map): Likewise.
9250 (used_part_map_eq): Likewise.
9251 (used_part_map_hash): Likewise.
9252 (free_used_part_map): Likewise.
9253 (up_lookup): Likewise.
9254 (up_insert): Likewise.
9255 (get_or_create_used_part_for): Likewise.
9256 (create_sft): Likewise.
9257 (create_overlap_variables_for): Likewise.
9258 (find_used_portions): Likewise.
9259 (create_structure_vars): Likewise.
9260 * tree.def (STRUCT_FIELD_TAG): Remove.
9261 * tree.h (MTAG_P): Adjust.
9262 (struct tree_memory_tag): Remove base_for_components and
9263 unpartitionable flags.
9264 (struct tree_struct_field_tag): Remove.
9265 (SFT_PARENT_VAR): Likewise.
9266 (SFT_OFFSET): Likewise.
9267 (SFT_SIZE): Likewise.
9268 (SFT_NONADDRESSABLE_P): Likewise.
9269 (SFT_ALIAS_SET): Likewise.
9270 (SFT_UNPARTITIONABLE_P): Likewise.
9271 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9272 (union tree_node): Remove sft field.
9273 * alias.c (get_alias_set): Remove special handling of SFTs.
9274 * print-tree.c (print_node): Remove handling of SFTs.
9275 * tree-dump.c (dequeue_and_dump): Likewise.
9276 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9277 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9278 * tree-predcom.c (set_alias_info): Do not set subvars.
9279 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9280 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9281 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9282 (add_vars_for_offset): Remove.
9283 (add_virtual_operand): Remove special handling of SFTs.
9284 (add_call_clobber_ops): Likewise.
9285 (add_call_read_ops): Likewise.
9286 (get_asm_expr_operands): Likewise.
9287 (get_modify_stmt_operands): Likewise.
9288 (get_expr_operands): Likewise.
9289 (add_to_addressable_set): Likewise.
9290 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9291 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9292 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9293 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9294 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9295 (tree_node_structure): Likewise.
9296 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9298 (find_what_p_points_to): Likewise.
9300 2008-05-08 Sa Liu <saliu@de.ibm.com>
9302 * config/spu/spu.md: Fixed subti3 pattern.
9304 2008-05-08 Richard Guenther <rguenther@suse.de>
9307 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9308 sure to create a representative for trailing arrays for PTA.
9310 2008-05-08 Richard Guenther <rguenther@suse.de>
9313 * fold-const.c (operand_equal_p): Two objects which types
9314 differ in pointerness are not equal.
9316 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9318 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9319 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9320 (emit_library_call_value_1): Add new variable fndecl initialized by
9321 NULL_TREE. It should be the decl type of orgfun, but this information
9322 seems not to be available here, so it uses the default calling abi.
9323 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9324 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9325 by TARGET_RETURN_IN_MEMORY.
9326 * config/i386/i386-interix.h: Likewise.
9327 * config/i386/i386.h: Likewise.
9328 * config/i386/i386elf.h: Likewise.
9329 * config/i386/ptx4-i.h: Likewise.
9330 * config/i386/sol2-10.h: Likewise.
9331 * config/i386/sysv4.h: Likewise.
9332 * config/i386/vx-common.h: Likewise.
9333 * config/cris/cris.h: Removed #if 0 clause.
9334 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9335 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9337 (ix86_sol10_return_in_memory): Likewise.
9338 (ix86_i386elf_return_in_memory): New.
9339 (ix86_i386interix_return_in_memory): New.
9340 * config/mt/mt-protos.h (mt_return_in_memory): New.
9341 * config/mt/mt.c: Likewise.
9342 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9343 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9344 * config/bfin/bfin.h: Likewise.
9345 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9347 * config/bfin/bfin.c: Likewise.
9348 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9349 * config/alpha/unicosmk.h: Likewise.
9350 * config/i386/cygming.h: Likewise.
9351 * config/iq2000/iq2000.h: Likewise.
9352 * config/mips/mips.h: Likewise.
9353 * config/mn10300/mn10300.h: Likewise.
9354 * config/rs6000/rs6000.h: Likewise.
9355 * config/score/score.h: Likewise.
9356 * config/spu/spu.h: Likewise.
9357 * config/v850/v850.h: Likewise.
9358 * defaults.h: Likewise.
9359 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9360 * expr.c (emit_block_move): Adjust use of
9361 OUTGOING_REG_PARM_STACK_SPACE.
9362 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9363 OUTGOING_REG_PARM_STACK_SPACE.
9364 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9366 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9368 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9369 on OMP_RETURN for OMP_FOR.
9372 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9373 (fortran_common): New function.
9374 (gen_variable_die): Call fortran_common instead of common_check,
9375 adjust for it returning tree instead of rtx. Formatting.
9377 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9381 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9382 * c-decl.c (merge_decls): Ditto.
9383 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9384 to RTL_CONST_OR_PURE_CALL_P.
9385 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9386 Initialized DECL_LOOPING_CONST_PURE.
9387 (process_call_operands): Set tree_side_effects properly.
9388 * tree.h (TREE_READONLY_DECL_P): Removed.
9389 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9390 (DECL_LOOPING_OR_CONST_P): New macro.
9391 (struct tree_function_decl): Added looping_const_or_pure_p.
9393 (ECF_LOOPING_OR_CONST_P): New macro.
9394 * rtlanal.c (pure_const_p): Removed.
9395 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9396 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9397 to RTL_CONST_CALL_P.
9398 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9399 (check_decl, check_tree, check_call, scan_function): Initialize
9401 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9402 (static_execute): Set looping true for recursive functions.
9403 Undo setting state to IPA_NEITHER for recursive functions.
9405 * ifcvt.c (noce_can_store_speculate_p): Changed
9406 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9407 RTL_CONST_OR_PURE_CALL_P.
9408 * dse.c (scan_insn): Ditto.
9409 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9410 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9411 RTL_CONST_OR_PURE_CALL_P.
9412 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9413 pure_call_p to RTL_CONST_CALL_P.
9414 * gimplify.c (gimplify_call_expr): Clear side effects for
9415 non-looping pure and constant calls.
9416 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9417 (flags_from_decl_or_type): Set ecf flags from decl flags.
9418 (initialize_argument_information): Turn off
9419 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9420 Change const to pure if callee_copies is true rather than just
9422 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9423 way of marking pure calls.
9424 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9425 Remove hack that was supposed to fix pr7335 and remove old
9426 way of marking pure calls.
9427 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9428 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9429 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9430 RTL_CONST_OR_PURE_CALL_P.
9431 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9432 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9433 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9434 * sched-deps.c (schedule_analyze): Ditto.
9435 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9436 return_val field of calls to represent pure and const function info.
9437 (CONST_OR_PURE_CALL_P): Deleted macro.
9438 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9439 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9440 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9442 * tree-optimize.c (execute_fixup_cfg): Added test for
9443 ECF_LOOPING_CONST_OR_PURE.
9444 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9446 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9447 effects for looping pure or const calls.
9448 (verify_gimple_expr): Added verification code.
9449 * config/alpha/alpha.c (alpha_legitimize_address,
9450 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9452 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9453 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9454 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9455 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9456 RTL_CONST_OR_PURE_CALL_P.
9457 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9458 and const calls to be deleted.
9460 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9463 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9464 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9465 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9466 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9467 to handle nonimmediate operands.
9468 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9469 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9470 to handle nonimmediate operands.
9471 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9472 (mmx_pmulhrwv4hi3): New expander. Use
9473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9474 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9475 (sse2_umulv1siv1di3): New expander. Use
9476 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9477 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9478 (mmx_eq<mode>3): New expander. Use
9479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9480 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9481 (mmx_uavgv8qi3): New expander. Use
9482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9483 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9484 (mmx_uavgv4hi3): New expander. Use
9485 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9487 * config/i386/sse.md
9488 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9489 to handle nonimmediate operands.
9490 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9491 to handle nonimmediate operands.
9492 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9493 to handle nonimmediate operands.
9494 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9495 to handle nonimmediate operands.
9496 (sse2_unpckhpd_exp): New expander. Use
9497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9498 (sse2_unpcklpd_exp): New expander. Use
9499 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9500 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9501 to handle nonimmediate operands.
9502 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9503 to handle nonimmediate operands.
9504 (*sse2_<plusminus_insn><mode>3): Rename from
9505 sse2_<plusminus_insn><mode>3 insn pattern.
9506 (sse2_<plusminus_insn><mode>3): New expander. Use
9507 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9508 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
9509 (sse2_umulv2siv2di3): New expander. Use
9510 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9511 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
9512 (sse4_1_mulv2siv2di3): New expander. Use
9513 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9514 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
9515 (sse2_pmaddwd): New expander. Use
9516 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9517 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
9518 (sse2_eq<mode>3): New expander. Use
9519 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9520 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
9521 (sse4_1_eqv2di3): New expander. Use
9522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9523 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9524 (sse2_uavgv16qi3): New expander. Use
9525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9526 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9527 (sse2_uavgv16qi3): New expander. Use
9528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9529 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
9530 (sse2_uavgv8hi3): New expander. Use
9531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9532 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
9533 (ssse3_pmulhrswv8hi3): New expander. Use
9534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9535 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
9536 (ssse3_pmulhrswv4hi3): New expander. Use
9537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9539 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
9540 (<sse>_vmmul<mode>3): Ditto.
9541 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
9543 (ssse3_pmaddubsw128): Use register_operand for operand 1.
9544 (ssse3_pmaddubsw): Ditto.
9546 * config/i386/i386.c (struct_builtin_description)
9547 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
9548 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
9549 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
9550 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
9551 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
9552 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
9553 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
9554 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
9555 (ix86_fixup_binary_operands): Assert that src1
9556 and src2 must have the same mode when swapped.
9557 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
9558 and ix86_binary_operator_ok. Do not force operands in registers
9561 2008-05-07 Jan Hubicka <jh@suse.cz>
9563 * cgraph.c (dump_cgraph_node): Update.
9564 * cgraph.h (cgraph_local_info): Break out inline summary.
9565 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
9567 * ipa-inline (inline_summary): New accestor function.
9568 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
9569 cgraph_decide_inlining, compute_inline_parameters): Update.
9570 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
9572 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9574 Cleanup ColdFire scheduling support and add V4 pipeline model.
9576 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
9577 (define_attr cpu): Add cfv4 value.
9578 (define_attr type, define_attr type1): Merge into a single 'type'
9579 attribute. Update all uses.
9580 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
9581 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
9583 (define_attr opx_mem, define_attr opy_mem): Remove.
9584 (define_attr op_mem): Clean up, update comment.
9585 (define_attr size): Use specific values instead of general int.
9586 (define_attr guess, define_attr split): Remove. Update all uses.
9587 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
9588 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
9589 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
9590 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
9591 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
9592 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
9593 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
9594 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
9595 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
9596 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
9597 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
9598 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
9599 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
9600 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
9601 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
9602 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
9603 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
9604 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
9605 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
9606 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
9607 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
9608 Update or set attributes.
9609 (stack_tie): New fake instruction.
9611 * config/m68k/m68k.h (TUNE_CFV4): New macro.
9612 (m68k_sched_attr_size): Update declaration.
9613 (m68k_sched_attr_type2): Remove.
9614 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
9615 Declare new bypass predicates.
9617 * config/m68k/m68k.c (m68k_sched_issue_rate,
9618 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
9620 (TARGET_SCHED_ISSUE_RATE,
9621 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
9622 (override_options): Handle scheduling for ColdFire V4 core.
9623 (m68k_expand_prologue): Emit stack_tie.
9624 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
9625 'OP_TYPE_FPN'. Update all uses.
9626 (sched_guess_p): Remove.
9627 (sched_address_type): Handle symbolic addresses.
9628 (sched_get_operand): New static function.
9629 (sched_operand_type): Merge into sched_attr_op_type.
9630 (sched_attr_op_type): Handle FP registers, handle quick constants,
9632 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
9633 (m68k_sched_attr_size): Update. Move logic to ...
9634 (sched_get_attr_size_int): New static function.
9635 (sched_get_opxy_mem_type): New static function.
9636 (m68k_sched_attr_op_mem): Update.
9637 (m68k_sched_attr_type2): Remove.
9638 (sched_cfv4_bypass_data): New static variable.
9639 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
9640 (m68k_sched_issue_rate): Implement scheduler hook.
9641 (struct _sched_ib: enabled_p): New field.
9642 (m68k_sched_variable_issue): Update. Handle V4.
9643 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
9644 sched_dump_class_func_t, sched_dump_split_class,
9645 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
9646 sched_dump_dfa_class, m68k_sched_dump): Remove.
9647 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
9649 (m68k_sched_init_global): Remove statisctics dumping, introduce
9650 sanity check that all instructions have pipeline reservations. Handle
9652 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9653 Handle ColdFire V4 core.
9654 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
9655 New static functions.
9656 (m68k_sched_address_bypass_p): New bypass predicate.
9657 (sched_get_indexed_address_scale): New static function.
9658 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
9660 * cf.md: Update comments.
9661 (define_attr type2): Remove. Use 'type' attribute instead.
9663 (cf_ib): Rename to cfv123_ib. Update all uses.
9664 (cf_oep): Rename to cfv123_oep. Update all uses.
9665 (cf_chr): Rename to cfv123_chr. Update all uses.
9666 (cf_mem): Rename to cfv123_mem. Update all uses.
9667 (cf_mac): Move to more appropriate place.
9668 (cfv123_guess): New automaton and cpu_unit.
9669 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
9670 Update uses of 'size' attribute. Handle before reload scheduling.
9671 (cfv123_guess): New dummy reservation for unhandled instructions.
9672 (cfv4_*): Pipeline description of ColdFire V4 core.
9673 (ignore): New reservation to handle 'ignore' type.
9675 2008-05-07 Ian Lance Taylor <iant@google.com>
9678 * gimplify.c (find_single_pointer_decl_1): Don't look through
9680 (find_single_pointer_decl): Adjust comments.
9682 2008-05-07 Jakub Jelinek <jakub@redhat.com>
9685 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
9686 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
9689 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
9690 integral type rather than floating point, then VIEW_CONVERT_EXPR
9691 to the floating point type.
9693 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9695 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
9696 TFmode op0 to register.
9698 2008-05-07 Alan Modra <amodra@bigpond.net.au>
9700 * c-decl.c (grokdeclarator): Comment typo.
9702 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
9704 * tree-flow.h: Remove prototype for computed_goto_p.
9705 * tree-cfg.c (computed_goto_p): Make static.
9707 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
9710 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
9711 (contains_aligned_value_p): This. Handle _Decimal128.
9712 (ix86_function_arg_boundary): Only align _Decimal128 to its
9713 natural boundary and handle it properly.
9715 2008-05-06 Martin Jambor <mjambor@suse.cz>
9717 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
9718 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
9719 (ipcp_method_set_orig_node): Removed.
9720 (ipcp_cval_get_cvalue_type): Removed.
9721 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
9722 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
9723 (ipcp_cval_set_cvalue_type): Removed.
9724 (ipcp_cval_get_cvalue): Removed.
9725 (ipcp_cval_set_cvalue): Removed.
9726 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
9727 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
9728 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
9729 (ipcp_cval_meet): Renamed to ipa_lattice_meet
9730 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
9731 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
9732 (ipcp_get_ith_lattice): Changed parameters.
9733 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
9734 (ipcp_lattice_from_jfunc): Changed parameters.
9735 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
9736 (ipcp_method_cval_print): Added temporary variable info.
9737 (ipcp_redirect): Removed already unused local variable caller.
9738 (ipcp_redirect): New temporary variable orig_callee_info
9739 (ipcp_redirect): Removed newly unused local variable callee.
9740 (ipcp_redirect): Removed (a bit confusing) local variable type.
9741 (ipcp_insert_stage): Added local variable info.
9742 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
9744 (ipcp_formal_create): Removed.
9745 (ipcp_method_cval_set): Removed.
9746 (ipcp_propagate_stage): Renamed lattice variables.
9747 (ipcp_method_cval_set_cvalue_type): Removed.
9748 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
9749 (ipcp_print_all_lattices): Changed printed strings to refer to
9750 lattices rather than cvals.
9751 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
9752 (ipcp_propagate_const): Changed formal parameters.
9753 (build_const_val): Changed formal parameters.
9754 (ipcp_insert_stage): Removed useless variable cvalue
9755 (build_const_val): Changed formal parameters.
9756 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
9757 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
9758 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
9759 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
9760 (ipcp_print_func_profile_counts): Changed string from "method" to
9762 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
9763 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
9764 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
9765 (ipcp_structures_print): Renamed to ipcp_print_all_structures
9766 (ipcp_profile_print): Renamed to ipcp_print_profile_data
9767 (ipcp_lat_is_const): Changed parameters and made inline.
9768 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
9769 (ipcp_redirect): Renamed to ipcp_need_redirect_p
9770 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
9771 the predicate condition directly
9772 (ipcp_propagate_stage): Added local variable args. Removed local
9773 variable callee. (Both are mere code simplifications.)
9774 (ipcp_method_dont_insert_const): Renamed to
9775 ipcp_node_not_modifiable_p.
9776 (ipcp_node_not_modifiable_p): Made inline.
9777 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
9778 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
9779 (ipcp_print_all_lattices): Removed variable cvalue
9780 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
9783 2008-05-06 Olivier Hainque <hainque@adacore.com>
9785 * tree-sra.c (try_instantiate_multiple_fields): Early return
9786 if field has POINTER_TYPE.
9788 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
9790 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
9791 by using 'q' specifier for instruction.
9792 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
9794 2008-05-06 Anatoly Sokolov <aesok@post.ru>
9796 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9797 Change mode of zero_extract from QImode to HImode.
9798 (sign bit tests peepholes): (Ditto.).
9800 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
9802 * config/i386/mmx.md: Remove double backslashes from asm templates.
9803 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
9804 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9805 to handle nonimmediate operands.
9806 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
9807 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9808 to handle nonimmediate operands.
9809 (*mmx_<code>v2sf3_finite): New insn pattern.
9810 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
9811 (mmx_<code>v2sf3): New expander. Use
9812 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9813 (mmx_<plusminus_insn><mode>3): New expander. Use
9814 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9815 (*mmx_<plusminus_insn><mode>3): New insn pattern.
9816 (mmx_add<mode>3): Removed.
9817 (mmx_ssadd<mode>3): Ditto.
9818 (mmx_usadd<mode>3): Ditto.
9819 (mmx_sub<mode>3): Ditto.
9820 (mmx_sssub<mode>3): Ditto.
9821 (mmx_ussub<mode>3): Ditto.
9822 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
9823 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
9824 to handle nonimmediate operands.
9825 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
9827 (mmx_smulv4hi3_highpart): New expander. Use
9828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9829 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
9831 (mmx_umulv4hi3_highpart): New expander. Use
9832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9833 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
9834 (mmx_<code>v4hi3): New expander. Use
9835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9836 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
9837 (mmx_<code>v8qi3): New expander. Use
9838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9839 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
9840 (mmx_<code><mode>3): New expander. Use
9841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9843 2008-05-05 Jan Hubicka <jh@suse.cz>
9845 PR tree-optimization/36118
9846 * passes.c (pass_init_dump_file): Fix dump header.
9848 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
9852 VCE for function decls.
9854 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9856 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
9858 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9860 * config/i386/i386.md (sat_plusminus): New.
9861 (plusminus_insn): Likewise.
9862 (plusminus_mnemonic): Likewise.
9864 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
9865 (*<addsub><mode>3_cc_overflow): Renamed to ...
9866 (*<plusminus_insn><mode>3_cc_overflow): This.
9867 (*<addsub>si3_zext_cc_overflow): Renamed to ...
9868 (*<plusminus_insn>si3_zext_cc_overflow): This.
9870 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
9871 (<plusminus_insn><mode>3): This.
9872 (*<addsub><mode>3): Renamed to ...
9873 (*<plusminus_insn><mode>3): This.
9874 (<sse>_vm<addsub><mode>3): Renamed to ...
9875 (<sse>_vm<plusminus_insn><mode>3): This.
9876 (sse3_h<addsub>v4sf3): Renamed to ...
9877 (sse3_h<plusminus_insn>v4sf3): This.
9878 (sse3_h<addsub>v2df3): Renamed to ...
9879 (sse3_h<plusminus_insn>v2df3): This.
9880 (<plusminus_insn><mode>3): New.
9881 (*<plusminus_insn><mode>3): Likewise.
9882 (sse2_<plusminus_insn><mode>3): Likewise.
9883 (add<mode>): Removed.
9884 (*add<mode>3): Likewise.
9885 (sse2_ssadd<mode>3): Likewise.
9886 (sse2_usadd<mode>3): Likewise.
9887 (sub<mode>3): Likewise.
9888 (*sub<mode>3): Likewise.
9889 (sse2_sssub<mode>3): Likewise.
9890 (sse2_ussub<mode>3): Likewise.
9892 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
9894 * gthr-single.h: Add in required interface elements as per gthr.h.
9895 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
9896 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
9897 Generalize UNUSED macro.
9898 (__gthread_once): Add.
9899 (__gthread_key_create): Add.
9900 (__gthread_key_delete): Add.
9901 (__gthread_getspecific): Add.
9902 (__gthread_setspecific): Add.
9904 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
9906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
9907 the same size types for the indirect reference on the rhs, then
9910 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
9912 * config/i386/i386.md
9913 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
9914 one insn template instead of template series.
9915 (*xordi_1_rex64): Ditto.
9916 (*xordi_2_rex64): Ditto.
9918 2008-05-05 Ira Rosen <irar@il.ibm.com>
9920 PR tree-optimization/36119
9921 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
9924 2008-06-04 Jan Hubicka <jh@suse.cz>
9926 tree-optimization/36100
9927 * tree-pass.h (pass_O0_always_inline): Declare.
9928 * ipa-inline.c (inline_transform): Remove dead code.
9929 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9930 pass_O0_always_inline): New.
9931 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
9933 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
9935 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
9936 mnemonic in this_param move for TARGET_64BIT.
9938 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
9940 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
9941 (*strmovsi_rex_1): Ditto.
9942 (*strsetsi_1): Ditto.
9943 (*strsetsi_rex_1): Ditto.
9945 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
9946 adddicc expanders using SWI mode iterator.
9948 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
9951 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
9954 2008-05-04 David S. Miller <davem@davemloft.net>
9956 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
9957 (sparc*-*-linux*): Use linux.h in tm_file.
9958 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
9959 compiler defaulting to 32-bit.
9960 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
9962 * config/sparc/linux.h: Remove definitions now obtained
9963 properly from linux.h
9964 * config/sparc/linux64.h: Likewise.
9965 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
9966 don't want this setting for 32-bit builds in a biarch compiler.
9967 * doc/install.texi: Add sparc-linux to list of targets
9968 supporting --enable-targets=all.
9970 2008-05-03 Andrew Pinski <pinskia@gmail.com>
9972 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
9974 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
9976 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
9977 after V4SI_FTYPE_V8HI.
9978 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
9979 case V4SI_FTYPE_V2DF.
9981 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
9983 * doc/invoke.texi (max-flow-memory-locations): Removed.
9984 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
9986 2008-05-03 Richard Guenther <rguenther@suse.de>
9989 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
9991 2008-05-02 David S. Miller <davem@davemloft.net>
9993 * config.gcc (need_64bit_hwint): Document libcpp dependency.
9995 2008-05-02 Simon Baldwin <simonb@google.com>
9998 * c-common.h (warn_array_subscript_range): Removed.
9999 * c-common.c (warn_array_subscript_range): Ditto.
10000 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10001 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10003 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10005 * config/i386/i386.c (ix86_special_builtin_type): New.
10006 (bdesc_special_args): Likewise.
10007 (ix86_expand_special_args_builtin): Likewise.
10008 (ix86_init_mmx_sse_builtins): Updated.
10009 (ix86_expand_builtin): Updated.
10010 (ix86_expand_store_builtin): Removed.
10011 (ix86_expand_unop_builtin): Likewise.
10013 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10014 * config/i386/mmintrin.h (__v2sf): Here.
10016 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10018 (_mm_loadl_pi): Likewise.
10019 (_mm_storeh_pi): Replace __v2si with __v2sf.
10020 (_mm_storel_pi): Likewise.
10022 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10023 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10024 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10025 __builtin_ia32_loadlpd.
10027 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10029 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10030 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10031 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10032 (ix86_init_mmx_sse_builtins): Updated.
10033 (ix86_expand_args_builtin): Likewise.
10034 (ix86_expand_builtin): Likewise.
10035 (ix86_expand_unop1_builtin): Renamed to ...
10036 (ix86_expand_unop_vec_merge_builtin): This.
10038 2008-05-01 Jan Hubicka <jh@suse.cz>
10041 * ipa-inline.c (inline_generate_summary): Make static.
10042 (inline_transform): Do not call inlining at -O0; make static.
10043 * passes.c (execute_todo): Add sanity check.
10044 (execute_one_ipa_transform_pass): Execute proper flags.
10046 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10048 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10049 (DECL_NONADDRESSABLE_P): Likewise.
10050 * alias.c (record_component_aliases): Fix comment.
10052 2008-05-01 Simon Baldwin <simonb@google.com>
10054 * c-common.h (warn_array_subscript_range): New function.
10055 * c-common.c (warn_array_subscript_range): Ditto.
10056 * tree-vrp.c (check_array_ref): Corrected code to agree with
10057 comment, ignoring only arrays of size 0 or size 1.
10058 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10060 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10062 * config/i386/i386.c (ix86_builtin_type): Replace
10063 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10064 (bdesc_args): Updated.
10065 (ix86_init_mmx_sse_builtins): Likewise.
10066 (ix86_expand_args_builtin): Likewise.
10068 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10071 * doc/extend.texi: Correct __builtin_ia32_palignr.
10073 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10076 * config/i386/i386.c (bdesc_crc32): Removed.
10077 (ix86_expand_crc32): Likewise.
10078 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10079 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10080 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10081 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10082 UINT_FTYPE_UINT_UCHAR.
10083 (bdesc_args): Updated. Add crc32 builtins.
10084 (ix86_init_mmx_sse_builtins): Updated.
10085 (ix86_expand_args_builtin): Updated to support subreg.
10087 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10089 2008-05-01 Jan Hubicka <jh@suse.cz>
10091 * tree-pass.h (opt_pass): Add IPA_PASS.
10092 (varpool_node, cgraph_node): Forward declare.
10093 (ipa_opt_pass): Define.
10094 (pass_ipa_inline): Turn into ipa_opt_pass.
10095 (pass_apply_inline): Remove.
10096 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10097 (apply_inline): Turn into ....
10098 (inline_transform): ... this one.
10099 (inline_generate_summary): New function.
10100 (pass_apply_inline): Remove.
10101 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10103 (struct function): Add ipa_transforms_to_apply.
10104 * passes.c (register_one_dump_file): Work on IPA_PASS.
10105 (init_optimization_passes): Remove pass_inline_parameters and
10107 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10108 (execute_one_pass) ... here; apply transforms when possible.
10109 (add_ipa_transform_pass, execute_ipa_summary_asses,
10110 execute_one_ipa_transform_pass): New.
10111 (execute_ipa_pass_list): Update for IPA_PASS type.
10113 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10115 * config/i386/i386.c (ix86_builtin_type): Add
10116 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10117 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10118 (bdesc_args): Add SSE4a builtins.
10119 (ix86_init_mmx_sse_builtins): Updated.
10120 (ix86_expand_args_builtin): Likewise.
10121 (ix86_expand_builtin): Likewise.
10123 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10125 * config/i386/i386.c (ix86_builtin_type): Add
10126 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10127 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10128 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10129 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10130 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10131 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10132 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10133 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10134 and DI_FTYPE_DI_DI_INT.
10135 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10136 (ix86_init_mmx_sse_builtins): Updated.
10137 (ix86_expand_args_builtin): Likewise.
10138 (ix86_expand_builtin): Likewise.
10139 (ix86_expand_binop_imm_builtin): Removed.
10141 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10143 2008-04-30 Richard Guenther <rguenther@suse.de>
10145 PR tree-optimization/32921
10146 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10148 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10150 * config/arm/arm.c (arm_unwind_emit): Use
10151 crtl->all_throwers_are_sibcalls instead of
10152 cfun->all_throwers_are_sibcalls.
10153 (arm_output_fn_unwind): Likewise.
10154 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10155 instead of cfun->uses_pic_offset_table.
10156 (frv_expand_prologue): Likewise.
10157 (frv_frame_pointer_required): Likewise.
10158 (frv_expand_fdpic_call): Likewise.
10159 (frv_emit_movsi): Likewise.
10160 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10161 cfun->returns_pcc_struct instead of
10162 current_function_returns_pcc_struct.
10163 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10164 instead of cfun->calls_eh_return.
10165 (m32c_pushm_popm): Likewise.
10166 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10167 "extern" declaration.
10169 2008-04-30 Richard Guenther <rguenther@suse.de>
10171 PR tree-optimization/21636
10172 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10174 (evaluate_stmt): Print the likely value.
10175 (ccp_visit_stmt): Avoid excessive vertical spacing.
10177 2008-04-30 Rafael Espindola <espindola@google.com>
10179 * builtins.c (fold_call_expr): Return realret.
10180 * tree-ssa-threadedge.c
10181 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10182 __builtin_object_size.
10184 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10186 * gcc.c (wrapper_string): New variable.
10187 (insert_wrapper): New function.
10188 (execute): New option -wrapper.
10189 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10191 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10193 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10194 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10195 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10197 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10198 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10199 config/rs6000/e500crtres64gprctr.asm,
10200 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10201 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10202 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10203 config/rs6000/e500crtsav64gprctr.asm,
10204 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10205 config/rs6000/e500crtsavg64gprctr.asm: New files.
10206 * config/rs6000/t-ppccomm: Add build rules for new files.
10207 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10208 * config/rs6000/t-netbsd: Add build rules for new files.
10209 (LIB2FUNCS_STATIC_EXTRA): New variable.
10210 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10211 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10212 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10214 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10216 * config/i386/i386.c (ix86_builtin_type): Add
10217 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10218 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10219 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10220 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10221 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10222 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10223 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10224 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10225 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10226 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10227 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10228 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10229 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10230 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10231 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10232 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10233 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10234 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10235 V1DI_FTYPE_V2SI_V2SI.
10236 (bdesc_2arg): Moved to ...
10237 (bdesc_args): Here.
10238 (ix86_init_mmx_sse_builtins): Updated.
10239 (ix86_expand_args_builtin): Updated. Take a pointer
10240 to const struct builtin_description. Handle comparison
10242 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10243 (ix86_expand_builtin): Updated.
10245 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10246 (ssse3_pmaddubsw128): This.
10247 (ssse3_pmaddubswv4hi3): Renamed to ...
10248 (ssse3_pmaddubsw): This.
10250 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10251 (__builtin_ia32_packssdw128): Likewise.
10252 (__builtin_ia32_packuswb128): Likewise.
10253 (__builtin_ia32_pmaddubsw): Likewise.
10254 (__builtin_ia32_pmaddubsw128): Likewise.
10256 2008-04-30 Richard Guenther <rguenther@suse.de>
10258 PR tree-optimization/14847
10259 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10260 (recognize_bits_test): Use it.
10261 (recognize_single_bit_test): Likewise.
10263 2008-04-30 Martin Jambor <mjambor@suse.cz>
10265 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10266 instead of setting number of formal parameters to zero.
10267 (ipcp_init_stage): Do not set the number of actual parameters to zero
10269 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10270 which are called with variable number of arguments.
10271 (ipcp_insert_stage): Explicitely skipping all nodes which are
10272 called with variable number of arguments.
10273 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10274 number of parameters.
10276 * ipa-prop.h (struct ipa_node_params): Added flag
10277 called_with_var_arguments
10278 (ipa_set_param_count): Added. Changed sole setter to use it.
10279 (ipa_get_param_count): Added. All readers of param_count
10280 converted to use it instead.
10281 (ipa_set_called_with_variable_arg): Added.
10282 (ipa_is_called_with_var_arguments): Added.
10283 (ipa_get_ith_param): Added. All readers of param_decls converted
10285 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10287 (ipa_get_cs_argument_count): Added, all readers of argument_count
10289 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10292 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10293 (struct ipcp_lattice): Renamed cval_type to type
10294 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10296 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10297 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10298 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10299 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10300 (build_const_val): Changed the type of parameter cvalue to tree
10301 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10302 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10304 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10307 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10308 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10309 (ipa_add_method): Renamed to ipa_push_func_to_list
10310 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10311 (ipa_callsite_param_count): Removed.
10312 (ipa_callsite_param_count_set): Removed.
10313 (ipa_callsite_param): Removed.
10314 (ipa_callsite_callee): Removed.
10315 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10316 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10317 (ipa_method_formal_count): Removed.
10318 (ipa_method_formal_count_set): Removed.
10319 (ipa_method_get_tree): Removed.
10320 (ipa_method_tree_map_create): Removed.
10321 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10322 (ipa_create_param_decls_array): Creates the array itself
10323 (ipa_create_param_decls_array): Temporary variable info instead of
10324 a few dereferences.
10325 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10326 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10327 (get_type): Removed.
10328 (ipa_jf_get_info_type): Removed.
10329 (ipa_node_create): Renamed to ipa_create_node_params
10330 (ipa_free): Renamed to ipa_free_all_node_params
10331 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10332 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10333 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10334 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10335 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10336 ipa_free_all_edge_args
10337 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10338 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10339 (ipa_create_methodlist_node): Removed.
10340 (ipa_methodlist_method): Removed.
10341 (ipa_methodlist_method_set): Removed.
10342 (ipa_methodlist_next_method): Removed.
10343 (ipa_methodlist_next_method_set): Removed.
10344 (ipa_method_is_modified): Removed.
10345 (ipa_method_modify_create): Removed.
10346 (ipa_method_modify_init): Temporary variable info instead of a few
10348 (ipa_detect_param_modifications): Temporary variable info instead of
10349 a few dereferences.
10350 (ipa_compute_jump_functions): Temporary variable info instead of
10351 a few dereferences.
10352 (ipa_method_modify_set): Removed.
10353 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10354 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10355 than craph_node as the first parameter.
10356 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10357 (ipa_method_modify_init): Removed.
10358 (ipa_compute_jump_functions): Added a temp variable instead of
10359 repeatadly dereferencing the cgraph_edge.aux pointer
10360 (ipa_callsite_param_set_type): Removed.
10361 (ipa_compute_jump_functions): i renamed to index and moved to
10363 (ipa_callsite_param_set_info_type_formal): Removed.
10364 (ipa_callsite_param_set_info_type): Removed.
10365 (ipa_callsite_param_map_create): Removed.
10366 (ipa_callsite_tree): Removed.
10367 (ipa_callsite_caller): Removed.
10368 (ipa_pop_func_from_list): return_method removed to return_func
10370 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10371 prefixed all values with IPA_. Changed all users.
10372 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10373 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10374 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10375 (union parameter_info): Renamed to jump_func_value.
10376 (union jump_func_value): Renamed value to constant
10377 (struct ipa_jump_func): Renamed info_type to value
10378 (struct ipa_node): Renamed to ipa_node_params
10379 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10380 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10381 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10382 (struct ipa_edge): Renamed to ipa_edge_args
10383 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10384 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10385 (struct ipa_methodlist): Renamed to ipa_func_list
10386 (struct ipa_func_list): method_p renamed to node, next_method
10388 (ipa_methodlist_p): Removed, switched all users to struct pointer
10389 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10391 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10393 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10394 (rs6000_emit_epilogue): Use backchain to restore only when we
10395 have a large frame. Make use of frame pointer to restore if we
10396 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10398 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10400 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10401 Add mode to zero_extract.
10402 (sign bit tests peepholes): (Ditto.).
10404 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10406 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10407 Instructions in comments with SSE3.
10408 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10409 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10410 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10411 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10412 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10413 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10414 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10415 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10416 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10417 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10418 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10419 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10420 (bdesc_sse_args): Renamed to ...
10421 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10422 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10423 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10424 IX86_BUILTIN_FABSQ.
10425 (bdesc_1arg): Moved to ...
10426 (bdesc_args): Here.
10427 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10428 Instructions in comments with SSE3.
10429 (ix86_expand_sse_operands_builtin): Renamed to ...
10430 (ix86_expand_args_builtin): This. Updated.
10431 (ix86_expand_unop1_builtin): Update comments.
10432 (ix86_expand_builtin): Updated.
10434 2008-04-29 Richard Guenther <rguenther@suse.de>
10436 PR tree-optimization/36078
10437 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10438 Update virtual SSA form after cleaning up the CFG.
10440 2008-04-29 Richard Guenther <rguenther@suse.de>
10442 PR middle-end/15255
10443 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10445 2008-04-29 Richard Guenther <rguenther@suse.de>
10447 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10448 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10449 (compute_flow_insensitive_aliasing): Do not treat
10450 PTR_IS_REF_ALL pointers special.
10451 (get_smt_for): Likewise.
10452 (may_alias_p): Re-structure.
10453 (is_escape_site): A ref-all pointer conversion is not an escape site.
10454 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10455 PTR_IS_REF_ALL pointers special.
10456 * tree-ssa-structalias.h (struct alias_info): Remove
10457 ref_all_symbol_mem_tag field.
10458 (PTR_IS_REF_ALL): Remove.
10460 2008-04-29 Richard Guenther <rguenther@suse.de>
10462 PR middle-end/36077
10463 * fold-const.c (extract_muldiv_1): In combining division constants
10464 make sure to never overflow.
10466 2008-04-29 Nick Clifton <nickc@redhat.com>
10468 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10470 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10473 * optc-gen.awk: Work around HP-UX/IA awk bug.
10475 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10477 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10480 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10483 * config/i386/i386.md
10484 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10485 Change operand 1 predicate to nonimmediate_operand.
10487 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10490 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10492 * gengtype.c (walk_type, write_func_for_structure): Handle
10494 * doc/gty.texi: Document chain_circular.
10496 2008-04-28 Richard Guenther <rguenther@suse.de>
10498 PR tree-optimization/36066
10499 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10502 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10505 * config/i386/i386.md
10506 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
10507 Use match_scratch instead of match_operand for operands 3 and 4.
10509 2008-04-27 Richard Guenther <rguenther@suse.de>
10511 PR tree-optimization/18754
10512 PR tree-optimization/34223
10513 * tree-pass.h (pass_complete_unrolli): Declare.
10514 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
10515 loop size before and after unconditionally of UL_NO_GROWTH in effect.
10516 Rewrite loop into loop closed SSA form if it is not already.
10517 (tree_unroll_loops_completely): Re-structure to iterate over
10518 innermost loops with intermediate CFG cleanups.
10519 Unroll outermost loops only if requested or the code does not grow
10521 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
10522 loops are available.
10523 (tree_vectorize): Instead do so here.
10524 (tree_complete_unroll): Also unroll outermost loops.
10525 (tree_complete_unroll_inner): New function.
10526 (gate_tree_complete_unroll_inner): Likewise.
10527 (pass_complete_unrolli): New pass.
10528 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
10529 uses outside of the loop.
10530 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
10531 form if it is available.
10532 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
10533 * passes.c (init_optimization_passes): Schedule complete inner
10534 loop unrolling pass before the first CCP pass after final inlining.
10536 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
10538 * targhooks.h (default_emutls_var_fields,
10539 default_emutls_var_init): Declare.
10540 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10541 * target.h (struct gcc_target): Add struct emutls member.
10542 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
10543 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
10544 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
10545 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
10546 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
10547 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
10548 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
10549 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
10550 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
10551 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
10552 emit debug information.
10553 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
10554 * varasm.c: Include targhooks.h.
10555 (emutls_object_section, emutls_tmpl_section): New.
10556 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
10557 (EMUTLS_SEPARATOR): New.
10558 (prefix_name): New.
10559 (get_emutls_object_name): New.
10560 (default_emutls_var_fields): New, broken out of ...
10561 (get_emutls_object_type): ... here. Adjust to use target hooks.
10562 (get_emutls_init_templ_addr): Adjust to use target hooks.
10563 (emutls_decl): Adjust to use target hooks.
10564 (emutls_finish): Likewise.
10565 (default_emutls_var_init): New, broken out of ...
10566 (assemble_variable): ... here. Adjust to use target hooks.
10567 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
10568 SECCAT_EMUTLS_TMPL.
10569 * c-common.c (handle_section_attribute): Prevent overriding
10570 sections for emulated tls with special sections.
10571 * config/i386/i386.c (x86_64_elf_select_section): Add
10572 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
10573 (x86_64_elf_unique_section): Likewise.
10574 * config/vxworks.c: Include tree.h.
10575 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
10576 (vxworks_override_options): Set TLS scheme.
10577 * doc/tm.texi (Emulated TLS): New node.
10579 2008-04-26 Simon Baldwin <simonb@google.com>
10582 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
10583 with propagated string constants.
10585 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
10587 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
10588 constraint for operand 2 when operand 0 is memory operand.
10589 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
10590 operand 0 is memory operand.
10591 (fix_trunc<mode>_i387_with_temp): Ditto.
10592 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
10593 operand 2 when operand 1 is memory operand.
10594 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
10595 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
10596 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
10597 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10598 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
10599 operands 2,3 and 4 when operand 1 is memory operand.
10600 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
10602 (fistdi2_floor_with_temp): Ditto.
10603 (fist<mode>2_floor_with_temp): Ditto.
10604 (fistdi2_ceil_with_temp): Ditto.
10605 (fist<mode>2_ceil_with_temp): Ditto.
10606 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
10608 2008-04-26 David Daney <ddaney@avtrex.com>
10610 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
10612 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
10613 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10614 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10615 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
10616 (compare_and_swap_12): New insn.
10617 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
10618 * config/mips/mips.c (mips_force_binary): New function.
10619 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
10620 (mips_expand_compare_and_swap_12): New function.
10621 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
10623 2008-04-25 Jan Hubicka <jh@suse.cz>
10626 * cfgexpand.c (pass_expand): Turn into RTL pass.
10627 * passes.c (execute_one_pass): Do pass typechecking after execution.
10628 * tree-pass.h (pass_expand): Turn into RTL pass.
10630 * function.h (struct rtl_data): Move here fields
10631 accesses_prior_frames, calls_eh_return, saves_all_registers,
10632 has_nonlocal_goto, has_asm_statement, is_thunk,
10633 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
10634 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
10635 arg_pointer_save_area_init from struct function; turn into bool.
10636 (struct function): Move
10637 calls_eh_return, saves_all_registers, has_nonlocal_goto,
10638 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
10639 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
10640 tail_call_emit, arg_pointer_save_area_init
10641 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
10642 (current_function_returns_struct, current_function_returns_pcc_struct,
10643 current_function_calls_setjmp, current_function_calls_alloca,
10644 current_function_accesses_prior_frames,
10645 current_function_calls_eh_return, current_function_is_thunk,
10646 current_function_stdarg, current_function_profile,
10647 current_function_limit_stack, current_function_uses_pic_offset_table,
10648 current_function_uses_const_pool, current_function_has_nonlocal_label,
10649 current_function_saves_all_registers,
10650 current_function_has_nonlocal_goto,
10651 current_function_has_asm_statement): Remove accesor macros.
10652 * ra-conflict.c (global_conflicts): Update.
10653 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
10654 (suitable_for_tail_call_opt_p): Update.
10655 * builtins.c (expand_builtin_return_addr): Update.
10656 (expand_builtin_setjmp_setup): Update.
10657 (expand_builtin_nonlocal_goto): Update.
10658 * final.c (final_start_function): Update.
10659 (profile_function): Update.
10660 (leaf_function_p): Update.
10661 (only_leaf_regs_used): Update.
10662 * df-scan.c (df_get_exit_block_use_set): Update.
10663 * dojump.c (clear_pending_stack_adjust): Update.
10664 * tree-stdarg.c (gate_optimize_stdarg): Update.
10665 * gimple-low.c (lower_function_body): Update.
10666 * global.c (compute_regsets): Update.
10667 (global_alloc): Update.
10668 * dwarf2out.c (dwarf2out_begin_prologue): Update.
10669 * expr.c (expand_assignment): Update.
10670 * dse.c (dse_step0): Update.
10671 (dse_step1): Update.
10672 * c-decl.c (store_parm_decls): Update.
10673 * local-alloc.c (combine_regs): Update.
10674 (find_free_reg): Update.
10675 * function.c (assign_parms_augmented_arg_list): Update.
10676 (assign_parm_find_data_types): Update.
10677 (assign_parms): Update.
10678 (allocate_struct_function): Update.
10679 (expand_function_start): Update.
10680 (expand_function_end): Update.
10681 (get_arg_pointer_save_area): Update.
10682 (thread_prologue_and_epilogue_insns): Update.
10683 (rest_of_match_asm_constraints): Update.
10684 * stor-layout.c (variable_size): Update.
10685 * gcse.c (gcse_main): Update.
10686 (bypass_jumps): Update.
10687 * gimplify.c (gimplify_function_tree): Update.
10688 * calls.c (emit_call_1): Update.
10689 (expand_call): Update.
10690 * bt-load.c (compute_defs_uses_and_gen): Update.
10691 * except.c (sjlj_assign_call_site_values): Update.
10692 (sjlj_emit_function_enter): Update.
10693 (can_throw_external): Update.
10694 (set_nothrow_function_flags): Update.
10695 (expand_builtin_unwind_init): Update.
10696 (expand_eh_return): Update.
10697 (convert_to_eh_region_ranges): Update.
10698 (output_function_exception_table): Update.
10699 * emit-rtl.c (gen_tmp_stack_mem): Update.
10700 * cfgexpand.c (expand_used_vars): Update.
10701 (tree_expand_cfg): Update.
10702 * cfgcleanup.c (rest_of_handle_jump): Update.
10703 * explow.c (allocate_dynamic_stack_space): Update.
10704 * varasm.c (assemble_start_function): Update.
10705 (force_const_mem): Update.
10706 (mark_constant_pool): Update.
10707 * tree-optimize.c (tree_rest_of_compilation): Update.
10708 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
10709 * tree-cfg.c (notice_special_calls): Update.
10710 (is_ctrl_altering_stmt): Update.
10711 (tree_can_make_abnormal_goto): Update.
10712 (tree_purge_dead_abnormal_call_edges): Update.
10713 * config/alpha/predicates.md: Update.
10714 * config/alpha/alpha.c (alpha_sa_mask): Update.
10715 (alpha_sa_size): Update.
10716 (alpha_does_function_need_gp): Update.
10717 (alpha_expand_prologue): Update.
10718 (alpha_start_function): Update.
10719 (alpha_output_function_end_prologue): Update.
10720 (alpha_expand_epilogue): Update.
10721 * config/frv/frv.c (frv_stack_info): Update.
10722 (frv_expand_epilogue): Update.
10723 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
10724 (s390_register_info): Update.
10725 (s390_frame_info): Update.
10726 (s390_init_frame_layout): Update.
10727 (s390_can_eliminate): Update.
10728 (save_gprs): Update.
10729 * config/spu/spu.c (spu_split_immediate): Update.
10730 (need_to_save_reg): Update.
10731 (spu_expand_prologue): Update.
10732 (spu_expand_epilogue): Update.
10733 * config/sparc/sparc.md: Update.
10734 * config/sparc/sparc.c (eligible_for_return_delay): Update.
10735 (sparc_tls_got): Update.
10736 (legitimize_pic_address): Update.
10737 (sparc_emit_call_insn): Update.
10738 (sparc_expand_prologue): Update.
10739 (output_return): Update.
10740 (print_operand): Update.
10741 (sparc_function_ok_for_sibcall): Update.
10742 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
10743 * config/m32r/m32r.md: Update.
10744 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
10745 (m32r_compute_frame_size): Update.
10746 (m32r_expand_prologue): Update.
10747 (m32r_expand_epilogue): Update.
10748 (m32r_legitimize_pic_address): Update.
10749 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
10750 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10751 * config/i386/i386.c (ix86_frame_pointer_required): Update.
10752 (gen_push): Update.
10753 (ix86_save_reg): Update.
10754 (ix86_compute_frame_layout): Update.
10755 (ix86_expand_prologue): Update.
10756 (ix86_expand_epilogue): Update.
10757 * config/sh/sh.c (output_stack_adjust): Update.
10758 (calc_live_regs): Update.
10759 (sh5_schedule_saves): Update.
10760 (sh_expand_prologue): Update.
10761 (sh_expand_epilogue): Update.
10762 (sh_setup_incoming_varargs): Update.
10763 (sh_allocate_initial_value): Update.
10764 (sh_get_pr_initial_val): Update.
10765 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
10766 * config/sh/sh.md (label:): Update.
10767 * config/avr/avr.c (out_movhi_mr_r): Update.
10768 * config/crx/crx.h (enum): Update.
10769 * config/xtensa/xtensa.h (along): Update.
10770 * config/stormy16/stormy16.c Update.
10771 (xstormy16_compute_stack_layout): Update.
10772 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
10773 (fr30_expand_prologue): Update.
10774 * config/cris/cris.c (cris_conditional_register_usage): Update.
10775 (cris_reg_saved_in_regsave_area): Update.
10776 (cris_initial_frame_pointer_offset): Update.
10777 (cris_simple_epilogue): Update.
10778 (cris_expand_prologue): Update.
10779 (cris_expand_epilogue): Update.
10780 (cris_expand_pic_call_address): Update.
10781 (cris_asm_output_symbol_ref): Update.
10782 (cris_asm_output_label_ref): Update.
10783 * config/cris/cris.md Update.
10784 * config/iq2000/iq2000.c (compute_frame_size): Update.
10785 (iq2000_expand_epilogue): Update.
10786 * config/mt/mt.h (save_direction): Update.
10787 * config/mn10300/mn10300.c (mn10300_function_value): Update.
10788 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10789 (ia64_secondary_reload_class): Update.
10790 * config/m68k/m68k.c (m68k_save_reg): Update.
10791 (m68k_expand_prologue): Update.
10792 (m68k_expand_epilogue): Update.
10793 (legitimize_pic_address): Update.
10794 * config/rs6000/rs6000.c (rs6000_got_register): Update.
10795 (first_reg_to_save): Update.
10796 (first_altivec_reg_to_save): Update.
10797 (compute_vrsave_mask): Update.
10798 (compute_save_world_info): Update.
10799 (rs6000_stack_info): Update.
10800 (spe_func_has_64bit_regs_p): Update.
10801 (rs6000_ra_ever_killed): Update.
10802 (rs6000_emit_eh_reg_restore): Update.
10803 (rs6000_emit_allocate_stack): Update.
10804 (rs6000_emit_prologue): Update.
10805 (rs6000_emit_epilogue): Update.
10806 (rs6000_output_function_epilogue): Update.
10807 (output_profile_hook): Update.
10808 (rs6000_elf_declare_function_name): Update.
10809 * config/rs6000/rs6000.h (rs6000_args): Update.
10810 * config/rs6000/rs6000.md: Update.
10811 * config/mcore/mcore.c (mcore_expand_prolog): Update.
10812 * config/arc/arc.c (arc_output_function_epilogue): Update.
10813 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
10814 * config/darwin.c (machopic_function_base_name): Update.
10815 * config/score/score3.c (score3_compute_frame_size): Update.
10818 (score3_epilogue): Update.
10819 * config/score/score7.c (score7_compute_frame_size): Update.
10820 (score7_prologue): Update.
10821 (score7_epilogue): Update.
10822 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
10823 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10824 * config/arm/arm.c (use_return_insn): Update.
10825 (require_pic_register): Update.
10826 (arm_load_pic_register): Update.
10827 (arm_compute_save_reg0_reg12_mask): Update.
10828 (arm_compute_save_reg_mask): Update.
10829 (thumb1_compute_save_reg_mask): Update.
10830 (output_return_instruction): Update.
10831 (arm_output_function_prologue): Update.
10832 (arm_output_epilogue): Update.
10833 (arm_get_frame_offsets): Update.
10834 (arm_expand_prologue): Update.
10835 (thumb_pushpop): Update.
10836 (thumb_exit): Update.
10837 (thumb1_expand_prologue): Update.
10838 (thumb1_expand_epilogue): Update.
10839 (arm_unwind_emit): Update.
10840 (arm_output_fn_unwind): Update.
10841 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
10842 * config/arm/arm.md: Update.
10843 * config/pa/pa.md: Update.
10844 * config/pa/pa.c (legitimize_pic_address): Update.
10845 (compute_frame_size): Update.
10846 (hppa_expand_prologue): Update.
10847 (hppa_expand_epilogue): Update.
10848 (borx_reg_operand): Update.
10849 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
10850 (HARD_REGNO_RENAME_OK): Update.
10851 * config/mips/mips.c (mips_global_pointer): Update.
10852 (mips_save_reg_p): Update.
10853 (mips_compute_frame_info): Update.
10854 (mips_frame_pointer_required): Update.
10855 (mips_expand_prologue): Update.
10856 (mips_expand_epilogue): Update.
10857 (mips_can_use_return_insn): Update.
10858 (mips_reorg_process_insns): Update.
10859 * config/v850/v850.c (compute_register_save_size): Update.
10860 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
10861 * config/mmix/mmix.c (along): Update.
10862 (mmix_expand_epilogue): Update.
10863 * config/bfin/bfin.c (legitimize_pic_address): Update.
10864 (must_save_p): Update.
10865 (stack_frame_needed_p): Update.
10866 (add_to_reg): Update.
10867 (bfin_expand_prologue): Update.
10868 * stmt.c (expand_asm_operands): Update.
10869 * reload1.c (reload): Update.
10870 (init_elim_table): Update.
10872 2008-04-25 Bob Wilson <bob.wilson@acm.org>
10874 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
10876 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
10878 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
10879 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
10880 (mov<mode>): Removed.
10881 (*movv4sf_internal): Likewise.
10882 (*movv2df_internal): Likewise.
10884 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
10886 * config.gcc (crx-*-elf): Remove deprecation.
10888 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
10890 * config/i386/cygming-crtend.c (register_frame_ctor): Register
10891 __gcc_deregister_frame with atexit.
10892 (deregister_frame_dtor): Remove.
10894 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
10895 Nathan Sidwell <nathan@codesourcery.com>
10897 * config/rs6000/rs6000.opt (mspe): Remove Var property.
10899 * config/rs6000/rs6000.h (rs6000_spe): Declare.
10900 (rs6000_isel): Likewise.
10901 * config/rs6000/rs6000.c (rs6000_spe): New variable.
10902 (rs6000_isel): New variable.
10903 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
10905 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10908 * c-common.c (handle_vector_size_attribute): Call
10909 lang_hooks.types.reconstruct_complex_type instead of
10910 reconstruct_complex_type.
10911 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
10912 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
10913 * langhooks.h (struct lang_hooks_for_types): Add
10914 reconstruct_complex_type hook.
10915 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
10916 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
10918 2008-04-24 Richard Guenther <rguenther@suse.de>
10920 * c-common.h (check_builtin_function_arguments): Declare.
10921 * c-common.c (validate_nargs): New function.
10922 (check_builtin_function_arguments): Likewise.
10923 * c-typeck.c (build_function_call): Call
10924 check_builtin_function_arguments.
10925 * builtins.c (fold_builtin_classify): Remove error reporting code.
10926 (fold_builtin_unordered_cmp): Likewise.
10927 (fold_builtin_1): Likewise.
10928 (fold_builtin_n): Likewise.
10930 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10932 PR tree-optimization/36008
10933 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
10934 the original op1, rather than delta by step.
10936 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
10937 Sebastian Pop <sebastian.pop@amd.com>
10939 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
10940 eliminate_local_variables_stmt, eliminate_local_variables,
10941 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
10942 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
10943 of code delimited by two edges in the CFG.
10944 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
10945 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
10946 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
10947 the case of parallelisation of reductions.
10948 (expr_invariant_in_region_p): New.
10950 * tree-flow.h (gather_blocks_in_sese_region): Declared.
10951 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
10953 2008-04-24 Ira Rosen <irar@il.ibm.com>
10954 Richard Guenther <rguenther@suse.de>
10956 PR tree-optimization/36034
10957 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
10958 incapable of dealing with loads with gaps.
10960 2008-04-24 Rafael Espindola <espindola@google.com>
10962 * tree-flow.h (vrp_evaluate_conditional): Change signature.
10963 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10964 vrp_evaluate_conditional.
10965 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
10966 (vrp_evaluate_conditional): Split the cond argument.
10967 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
10968 (simplify_stmt_for_jump_threading): Update call to
10969 vrp_evaluate_conditional.
10971 2008-04-24 Ira Rosen <irar@il.ibm.com>
10973 PR tree-optimization/35982
10974 * tree-vect-analyze.c (vect_check_interleaving): Check that the
10975 interleaved data-refs are of the same type.
10977 2008-04-24 Danny Smith <dannysmith@users.net>
10979 * c-format.c (check_format_info_main): Use strncmp rather than a
10980 magic prefix to handle multichar length specs.
10981 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
10982 Don't prefix "I64" and "I32" with '\0'.
10984 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10987 * config/i386/i386.c (init_cumulative_args): Don't pass anything
10988 in registers for -m32 only if stdarg_p (fntype).
10990 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
10992 PR rtl-optimization/36006
10993 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
10994 temp to op0 in order to avoid invalid rtx sharing.
10996 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10998 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
10999 check TREE_INVARIANT.
11000 * tree-gimple.c (is_gimple_address): New.
11001 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11002 * tree-gimple.h (is_gimple_address): New.
11003 * tree.h (decl_address_invariant_p): New.
11004 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11005 (build_string): Likewise.
11006 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11007 (tree_invariant_p_1): Likewise.
11008 (save_expr): Use it.
11009 (tree_invariant_p): New.
11010 (skip_simple_arithmetic): Use it.
11011 (stabilize_reference_1): Use it.
11012 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11014 (build1_stat): Drop code to compute TREE_INVARIANT.
11015 (build2_stat): Drop code to compute TREE_INVARIANT.
11016 (build3_stat): Drop code to compute TREE_INVARIANT.
11017 (build4_stat): Drop code to compute TREE_INVARIANT.
11018 (build5_stat): Drop code to compute TREE_INVARIANT.
11019 (build7_stat): Drop code to compute TREE_INVARIANT.
11020 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11021 * tree.h (struct tree_base): Remove invariant_flag.
11022 (TREE_INVARIANT): Remove.
11023 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11024 (fold_builtin_expect): Check TREE_CONSTANT.
11025 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11026 * c-tree.h (c_expr_to_decl): Drop third parameter.
11027 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11028 (build_c_cast): Don't set TREE_INVARIANT.
11029 (pop_init_level): Don't set TREE_INVARIANT.
11030 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11031 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11033 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11034 (gimplify_addr_expr): Adjust comment.
11035 * tree-mudflap.c (mf_build_string):
11036 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11037 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11038 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11039 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11040 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11041 * langhooks.h (struct lang_hooks): Drop third parameter from
11044 2008-04-23 Richard Guenther <rguenther@suse.de>
11046 PR tree-optimization/27799
11047 PR tree-optimization/32921
11048 PR tree-optimization/32624
11049 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11050 SMTs aliases and the tag itself into the solution.
11051 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11052 merge the points-to solution back into the SMT aliases.
11053 (may_alias_p): Use alias_set_subset_of instead of
11054 aliases_conflict_p. A pointer which points to
11055 memory with alias set zero may access any variable.
11057 2008-04-23 Richard Guenther <rguenther@suse.de>
11059 * alias.c (alias_set_subset_of): Correctly handle asking
11060 if zero is a subset of an alias set with zero child.
11061 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11062 (compute_flow_insensitive_aliasing): Correctly walk all
11063 pointers. Do not unnecessarily union sets.
11065 2008-04-23 Richard Guenther <rguenther@suse.de>
11067 PR middle-end/36021
11068 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11070 2008-04-22 Tomas Bily <tbily@suse.cz>
11072 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11074 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11076 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11077 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11078 * tree-inline.c (estimate_num_insns_1): Likewise.
11079 * varasm.c (const_hash_1, compare_constant, copy_constant)
11080 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11081 * emit-rtl.c (component_ref_for_mem_expr)
11082 (set_mem_attributes_minus_bitpos): Likewise.
11083 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11084 (is_aligning_offset): Likewise.
11085 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11086 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11087 * dojump.c (do_jump): Likewise.
11088 * builtins.c (get_pointer_alignment, get_memory_rtx)
11089 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11090 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11092 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11094 PR rtl-optimization/36017
11095 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11096 expanding the library call.
11098 2008-04-22 Ian Lance Taylor <iant@google.com>
11100 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11101 than size_in_bytes.
11103 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11105 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11106 of LR/CTR moves for Power6.
11108 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11110 PR middle-end/36003
11111 * passes.c (init_optimization_passes): Remove
11112 pass_fast_rtl_byte_dce.
11114 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11117 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11118 builtin functions to generate faster code.
11119 (_mm_cvtpu16_ps): Ditto.
11120 (_mm_cvtpi32x2_ps): Ditto.
11122 2008-04-22 Nick Clifton <nickc@redhat.com>
11124 * common.opt (ftree-loop-distribution): Add Optimization
11127 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11128 (frv_expand_builtin_va_start): Likewise.
11130 * config/arm/arm.c (thumb_find_work_register): Fix location of
11131 argument register count.
11133 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11135 Support scheduling for ColdFire V1 and V3 microarchitecture.
11136 Improve scheduling of multiplication instructions.
11138 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11139 (mac): New instruction attribute.
11140 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11141 (m68k_sched_mac): New variable.
11142 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11143 Handle cfv1 and cfv3.
11144 (max_insn_size): New static variable.
11145 (struct _sched_ib): New type.
11146 (sched_ib): New static variable.
11147 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11148 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11149 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11151 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11152 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11153 new variables. Update.
11154 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11155 Add modeling of cfv3 instruction buffer. Update.
11156 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11157 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11158 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11159 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11160 a particular reservation applies to.
11161 (type2): Reorganize attribute values. Rename alu to alu_reg,
11162 alu_l to alu, move_l to omove. Join move to alu. Split mul
11163 to mul_l and mul_w.
11164 (cf_ib_*): Simplify description of instruction buffer.
11165 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11166 (cf_mem): Split into cf_mem1 and cf_mem2.
11167 (cf_v2_move_??): Rename to cfv12_alu_??.
11168 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11169 (cf_v2_mul_??): Remove reservations.
11170 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11171 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11172 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11174 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11175 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11176 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11177 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11178 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11179 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11180 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11181 expansions of the above reservations for instructions of sizes
11184 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11186 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11188 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11190 * coverage.c: Include tree-pass.h.
11191 (coverage_counter_alloc): Print da_file_name to the dump file.
11193 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11195 * sbitmap.c (sbitmap_range_empty_p): New function.
11196 * sbitmap.h (sbitmap_range_empty_p): New function.
11197 * bitmap.h: Now includes obstack.h.
11199 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11200 Kenneth Zadeck <zadeck@naturalbridge.com>
11202 * dbgcnt.def (ra_byte_scan): Added.
11203 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11204 when the last hit happens for a counter.
11205 * timevar.def (TV_DF_BYTE_LR): New variable.
11206 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11207 * passes.c (pass_fast_rtl_byte_dce): New pass.
11208 * fwprop.c (update_df): Added mode to call df_ref_create.
11209 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11210 DF_REF_EXTRACT_OFFSET.
11211 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11212 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11214 (df_ref_extract): Added mode field.
11215 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11216 DF_REF_EXTRACT_OFFSET.
11217 (DF_REF_EXTRACT_MODE): New macro.
11218 (df_byte_lr_bb_info): New structure.
11219 (df_print_byte_regset, df_compute_accessed_bytes,
11220 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11221 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11222 df_byte_lr_simulate_uses,
11223 df_byte_lr_simulate_artificial_refs_at_top,
11224 df_byte_lr_simulate_artificial_refs_at_end,
11225 df_compute_accessed_bytes): New function.
11226 (df_ref_create): Add parameter.
11227 (df_byte_lr_get_bb_info): New inline function.
11228 * df-scan.c (df_ref_record, df_uses_record,
11229 df_ref_create_structure): Added mode parameter.
11230 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11231 df_defs_record, df_uses_record, df_get_conditional_uses,
11232 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11233 df_entry_block_defs_collect, df_exit_block_uses_collect):
11234 Added mode parameter to calls to df_ref_record, df_uses_record,
11235 df_ref_create_structure.
11236 (df_ref_equal_p, df_ref_compare): Added test for modes.
11237 (df_ref_create_structure): Added code to set mode. Renamed
11238 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11239 DF_REF_EXTRACT_OFFSET.
11240 * df-core.c (df_print_byte_regset): New function.
11241 * df-byte-scan.c: New file.
11242 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11243 calls to BITMAP_FREE.
11244 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11245 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11246 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11247 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11248 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11249 df_byte_lr_local_compute, df_byte_lr_init,
11250 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11251 df_byte_lr_transfer_function, df_byte_lr_free,
11252 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11253 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11254 df_byte_lr_simulate_uses,
11255 df_byte_lr_simulate_artificial_refs_at_top,
11256 df_byte_lr_simulate_artificial_refs_at_end): New function.
11257 * dce.c (byte_dce_process_block): New function.
11258 (dce_process_block): au is now passed in rather than computed
11259 locally. Changed loops that look at artificial defs to not look
11260 for conditional or partial ones, because there never are any.
11261 (fast_dce): Now is able to drive byte_dce_process_block or
11262 dce_process_block depending on the kind of dce being done.
11263 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11264 (rest_of_handle_fast_byte_dce): New function.
11265 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11266 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11268 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11271 * gcc.h: Added fortran options that take arguments to
11272 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11275 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11277 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11278 scalarization if on the LHS and not a full access.
11280 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11282 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11284 2008-04-18 Rafael Espindola <espindola@google.com>
11286 * tree-vrp.c (find_case_label_index): Fix the binary search.
11287 (find_case_label_range): New.
11288 (vrp_visit_switch_stmt): Use find_case_label_range.
11289 (simplify_switch_using_ranges): Use find_case_label_range.
11291 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11293 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11294 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11296 2008-04-18 Tom Tromey <tromey@redhat.com>
11299 * doc/cpp.texi (Implementation-defined behavior): Mention
11302 2008-04-18 Ian Lance Taylor <iant@google.com>
11304 * fold-const.c (pointer_may_wrap_p): New static function.
11305 (fold_comparison): Add another test for pointer overflow. Use
11306 pointer_may_wrap_p to disable some false positives.
11308 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11310 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11311 (fname_as_string): Match updated cpp_interpret_string prototype.
11312 (fix_string_type): Support char16_t* and char32_t*.
11313 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11314 derivative) nodes. Register as builtin if C++0x.
11315 (c_parse_error): Support CPP_CHAR{16,32}.
11316 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11317 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11318 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11319 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11320 CTI_CHAR32_ARRAY_TYPE>: New elements.
11321 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11322 char32_type_node, signed_char32_type_node, char16_array_type_node,
11323 char32_array_type_node): New defines.
11324 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11325 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11326 (lex_string): Support CPP_STRING{16,32}, match updated
11327 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11328 (lex_charconst): Support CPP_CHAR{16,32}.
11329 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11330 and CPP_STRING{16,32}.
11332 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11335 * aclocal.m4: Regenerate.
11336 * configure: Regenerate.
11338 2008-04-18 Jan Hubicka <jh@suse.cz>
11340 * except.c (dw2_size_of_call_site_table,
11341 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11343 * cgraphbuild.c (build_cgraph_edges): Update.
11344 * tree-pass.h: Update comment.
11345 * final.c (leaf_function_p): Update.
11346 (leaf_renumber_regs): Update.
11347 (rest_of_clean_state): Update.
11348 * omp-low.c (expand_omp_parallel): Update.
11349 * ipa-reference.c (analyze_function): Update.
11350 * reorg.c (find_end_label): Update.
11351 (optimize_skip): Update.
11352 (fill_simple_delay_slots): Update.
11353 (fill_simple_delay_slots): Update.
11354 (make_return_insns): Update.
11355 (dbr_schedule): Update.
11356 * gimple-low.c (record_vars_into): Update.
11357 * cfgbuild.c (make_edges): Update.
11358 * function.c (assign_stack_local): Update.
11359 (assign_parm_adjust_stack_rtl): Update.
11360 (locate_and_pad_parm): Update.
11361 (allocate_struct_function): Do not initialize stack_alignment_needed
11362 and preferred_stack_boundary here.
11363 (stack_protect_prologue): Update.
11364 (stack_protect_epilogue): Update.
11365 (expand_function_start): Initialize stack_alignment_needed,
11366 preferred_stack_boundary and max_jumptable_ents.
11367 (expand_function_end): Update.
11368 (free_after_compilation): Do not NULLify epilogue_delay_list.
11369 * function.h (struct rtl_data): Add stack_protect_guard,
11370 stack_alignment_needed,
11371 preferred_stack_boundary, epilogue_delay_list.
11372 (struct function): Remove value_histograms, stack_alignment_needed,
11373 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11375 unexpanded_var_list, stack_protect_guard.
11376 (current_function_epilogue_delay_list): Remove.
11377 * ipa-type-escape.c (analyze_function): Update.
11378 * gimplify.c (pop_gimplify_context): Update comment.
11379 * calls.c (expand_call): Update.
11380 (emit_library_call_value_1): Update.
11381 * except.c (set_nothrow_function_flags): Update.
11382 * cfgexpand.c (get_decl_align_unit): Update.
11383 (create_stack_guard): Update.
11384 (estimated_stack_frame_size): Update.
11385 (expand_used_vars): Update.
11386 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11387 * explow.c (allocate_dynamic_stack_space): Update.
11388 * tree-ssa-live.c (remove_unused_locals): Update.
11389 * varasm.c (mark_constant_pool): Update.
11390 * tree-inline.c (remap_decls): Update.
11391 (initialize_cfun): Update.
11392 (declare_return_variable): Update.
11393 (inline_forbidden_p): Update.
11394 (expand_call_inline): Update.
11395 (declare_inline_vars): Update.
11396 (tree_function_versioning): Update.
11397 * tree-flow.h (value_histograms): New.
11398 (VALUE_HISTOGRAMS): New macro.
11399 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11401 * tree-cfg.c (set_bb_for_stmt): Update.
11402 (replace_by_duplicate_decl): Update.
11403 (move_block_to_fn): Update.
11404 (new_label_mapper): Update.
11405 (dump_function_to_file): Update.
11406 * ipa-struct-reorg.c (build_data_structure): Update.
11407 * cfgrtl.c (print_rtl_with_bb): Update.
11408 * reload1.c (reload): Update.
11410 * config/i386/i386.c (setup_incoming_varargs_64,
11411 ix86_compute_frame_layout): Update.
11412 * config/arc/arc.c (arc_output_function_epilogue): Update.
11414 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11416 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11417 for FreeBSD as well.
11418 * gthr-posix95.h: Likewise.
11420 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11422 PR rtl-optimization/35838
11423 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11424 out the byte offset of the first subreg.
11426 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11428 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11429 to split_ti instead of three separate calls with single member arrays.
11430 (subti3 splitter): Ditto.
11431 (adddi3 splitter): Ditto with split_di.
11432 (subdi3 splitter): Ditto.
11433 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11434 two separate calls with single member arrays. Swap match_dup
11435 operands 1 and 2 to better fit into the array.
11436 (negdi2 splitter): Ditto with split_di.
11437 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11438 two separate calls with single member arrays. Swap match_dup operands
11439 6 and 7 to better fit into the array.
11441 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11443 * config/i386/i386.c (sse_builtin_type): New.
11444 (bdesc_sse_args): Likewise.
11445 (bdesc_sse_3arg): Removed.
11446 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11447 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11448 IX86_BUILTIN_ROUNDPS.
11449 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11450 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11451 IX86_BUILTIN_ROUNDPS.
11452 (ix86_expand_sse_4_operands_builtin): Removed.
11453 (ix86_expand_sse_operands_builtin): New.
11454 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11455 and CODE_FOR_sse4_1_roundps.
11456 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11457 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11459 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11462 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11463 regs before frame pop when needed. If use_backchain_to_restore_sp
11464 then load backchain into a temp reg to restore vr and vrsave. Add
11465 code to restore vr after frame pop if possible.
11467 2008-04-17 Richard Guenther <rguenther@suse.de>
11469 * tree-vn.c (expressions_equal_p): Do not check type
11470 equality or compatibility before calling operand_equal_p.
11471 * fold-const.c (operand_equal_p): Check equivalence of
11472 integer constants before bailing out due to signedness or
11473 precision differences.
11474 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11475 spurious differences in type qualification. Ignore types
11476 for COMPONENT_REFs at all.
11478 2008-04-17 Christian Bruel <christian.bruel@st.com>
11480 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11481 msw_skip comparison.
11483 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11486 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11489 PR tree-optimization/35899
11490 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11491 rather than TREE_OPERAND.
11493 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11496 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11497 temporary registers. Change operand predicate to general_operand.
11498 (remainderxf3): Ditto.
11500 2008-04-16 Richard Guenther <rguenther@suse.de>
11502 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11503 * tree-affine.c (aff_combination_expand): Look through some
11506 2008-04-15 Doug Kwan <dougkwan@google.com>
11508 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
11510 * tree-pretty-print.c (dump_generic_node): Ditto.
11511 * final.c (output_addr_const): Ditto.
11512 * dwarf2out.c (output_cfi): Ditto.
11513 * c-pretty-print.c (pp_c_integer_constant): Ditto.
11514 * print-rtl.c (print_rtx): Ditto.
11515 * print-tree.c (print_node_brief, print_node): Ditto.
11516 * c-common.c (match_case_to_enum_1): Ditto.
11517 * sched-vis.c (print_value): Ditto.
11518 * config/i386/i386.c (print_operand): Cast to long unsigned int
11521 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
11522 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
11523 MS Windows VirtualProtect function.
11525 2008-04-15 Jan Hubicka <jh@suse.cz>
11527 * gengtype.c (write_root): Param_is argument is OK.
11528 * expr.c (expand_expr_real_1): Update call of get_exception_*.
11529 * function.h: Include varray.h
11530 (rtl_eh): New stucture based on except.c one.
11531 (call_site_record): New forward declaration and vector type.
11532 * calls.c (emit_call_1): Do not call
11533 note_current_region_may_contain_throw.
11534 * except.c (eh_status): Remove cur_region, try_region since they are
11536 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
11537 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
11538 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
11539 Remove call_site_data_used, call_site_data_size.
11540 Turn call_site_record into vector in function.h.
11541 (note_current_region_may_contain_throw): Remove.
11542 (get_exception_pointer, get_exception_filter): Do not take struct
11543 function argument; update.
11544 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
11545 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
11546 build_post_landing_pads, dw2_build_landing_pads,
11547 sjlj_assign_call_site_values, sjlj_mark_call_sites,
11548 sjlj_emit_function_enter, sjlj_emit_function_enter,
11549 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
11550 sjlj_build_landing_pads, finish_eh_generation,
11551 remove_exception_handler_label, remove_eh_handler,
11552 maybe_remove_eh_handler, add_reachable_handler,
11553 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
11554 add_action_record, collect_one_action_chain, add_call_site,
11555 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
11556 sjlj_output_call_site_table, output_function_exception_table,
11557 * except.h (note_current_region_may_contain_throw): Remove
11558 (get_exception_pointer, get_exception_filter): Do not take struct
11560 * Makefile.in (GTFILES): Put varargs before struct function.
11562 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11564 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
11565 punt for STRING_CST.
11566 (get_constraint_for): Deal with STRING_CST here instead.
11568 2008-04-15 Richard Guenther <rguenther@suse.de>
11570 * tree-ssa-propagate.c (substitute_and_fold): Substitute
11571 statements in a basic-block with a backward walk. Do not
11572 substitute into dead statements but instead remove those.
11574 2008-04-15 Richard Guenther <rguenther@suse.de>
11576 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
11577 to zero, thus disable creation of SFTs.
11579 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11581 * tree-predcom.c (suitable_reference_p): Return false if the
11582 reference can throw.
11584 2008-04-15 Jakub Jelinek <jakub@redhat.com>
11587 * c-decl.c (finish_decl): If extern or static var has variable
11588 size, set TREE_TYPE (decl) to error_mark_node.
11590 2008-04-15 Rafael Espindola <espindola@google.com>
11592 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
11595 2008-04-15 Richard Guenther <rguenther@suse.de>
11597 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11598 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
11599 (visit_reference_op_load): Do walk vuse-vdef chains on
11600 vn_reference_lookup.
11601 (visit_reference_op_store): But do not here.
11602 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
11603 vn_reference_lookup.
11604 (vn_lookup_with_vuses): But do so here.
11606 2008-04-14 Ian Lance Taylor <iant@google.com>
11608 * fold-const.c (fold_overflow_warning): Remove assertion.
11610 2008-04-15 Ben Elliston <bje@au.ibm.com>
11612 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
11613 temp1 local variables.
11615 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
11618 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
11619 ".text.unlikely" section as executable.
11621 2008-04-14 James E. Wilson <wilson@tuliptree.org>
11623 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11624 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
11625 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
11626 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
11627 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
11628 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
11629 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
11631 2008-04-14 Ian Lance Taylor <iant@google.com>
11633 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
11634 * fold-const.c (fold_comparison): If appropriate, test
11635 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
11636 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
11637 reassociating a pointer type.
11638 * doc/invoke.texi (Optimize Options): Document that
11639 -fstrict-overflow applies to pointer wraparound.
11641 2008-04-13 Jan Hubicka <jh@suse.cz>
11643 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
11645 2008-04-12 Andrew Pinski <pinskia@gmail.com>
11647 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
11648 we are going to "save the world".
11650 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
11652 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
11653 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
11654 operand 0 constraint, not "=".
11656 2008-04-11 James E. Wilson <wilson@tuliptree.org>
11658 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
11660 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11662 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
11663 of size of positions_needed * CHAR_BIT.
11665 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11667 PR middle-end/35897
11668 * dse.c (store_info): Change positions_needed to unsigned
11670 (lowpart_bitmask): New.
11671 (record_store): Cast to unsigned HOST_WIDE_INT for
11672 positions_needed. Assert width <= size of positions_needed *
11673 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
11674 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
11675 lowpart_bitmask to set mask.
11677 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11679 * config/bfin/constraints.md: New file.
11680 * config/bfin/bfin.md: Include it.
11681 (adddi3): Use satisfies_constraint functions instead of the old macros.
11682 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
11683 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
11684 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
11685 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
11686 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
11687 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
11688 EXTRA_CONSTRAINT): Delete.
11689 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
11690 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
11692 * config/bfin/bfin.c: Include "tm-constrs.h".
11693 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
11694 Use satisfies_constraint functions instead of the old macros.
11695 * doc/md.texi (Blackfin Constraints): Update file name reference.
11697 2008-04-11 Richard Guenther <rguenther@suse.de>
11699 PR tree-optimization/35869
11700 * tree-vrp.c (execute_vrp): Move switch statement update after
11701 jump threading. Schedule another cfg cleanup run.
11703 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
11706 * attribs.c (decl_attributes): Return early on errorneous node.
11708 2008-04-10 Oleg Ryjkov <olegr@google.com>
11710 * tree.h (struct tree_base): Added a new flag default_def_flag.
11711 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
11713 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
11715 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
11717 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11720 * pa.md: Define mode iterator P. Define mode attribute dwc.
11721 (dcacheflush): Update pattern to use iterator P and attribute dwc.
11722 (icacheflush): Likewise.
11723 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
11724 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
11726 2008-04-11 Ben Elliston <bje@au.ibm.com>
11728 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
11730 2008-04-10 Rafael Espindola <espindola@google.com>
11732 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
11733 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
11734 (extract_range_from_expr): The same.
11736 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11738 * config/mips/mips.md (GPR2): New mode iterator.
11739 (seq): Add comment.
11740 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
11741 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
11742 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
11743 Rewrite these to take two modes, the mode of comparison and the
11744 mode of the destination.
11745 * config/mips/mips.c (mips_expand_scc): Instead of having
11746 paradoxical subreg as destination, expand "narrowing" scc if mode
11747 of comparison is SI and target is requested in DI mode.
11748 (mips_emit_int_order_test): Update comment. Make mode of
11749 comparison match CMP0 rather than TARGET. When creating inverse
11750 target use mode of TARGET.
11752 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11754 * gcov-dump.c (tag_summary): Only print summaries for the first
11755 GCOV_COUNTERS_SUMMABLE counters.
11757 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
11759 * config/i386/i386.md (absneg): New code iterator.
11760 (absnegprefix): New code attribute.
11761 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
11762 patterns using absneg code iterator.
11763 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
11764 using absneg code iterator.
11765 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
11766 *neg<mode>2 patterns using absneg code iterator.
11767 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11768 *negextendsfdf2 patterns using absneg code iterator.
11769 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
11770 *negextendsfxf2 patterns using absneg code iterator.
11771 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11772 *negextendsfdf2 patterns using absneg code iterator.
11773 * config/i386/sse.md (<code><mode>2): Macroize expander from
11774 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
11776 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
11778 * config/s390/s390.h: Remove the remains of the recent search
11779 & replace action of current_function_outgoing_args_size.
11781 2008-04-10 Ira Rosen <irar@il.ibm.com>
11783 PR tree-optimization/35821
11784 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
11785 NEW_STMT_LIST is not NULL.
11787 2008-04-09 David Edelsohn <edelsohn@gnu.org>
11790 * toplev.c (process_options): Remove -ffunction-sections debugging
11793 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
11795 PR middle-end/PR28690
11796 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
11797 than gen_rtx_fmt_ee to perform more canonicalizations.
11799 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11802 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
11804 2008-04-09 Richard Guenther <rguenther@suse.de>
11806 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
11807 (dump_function_to_file): Dump function arguments with types.
11809 2008-04-08 Richard Guenther <rguenther@suse.de>
11811 * fold-const.c (fold_widened_comparison): Do not allow
11812 sign-changes that change the result.
11814 2008-04-08 Janis Johnson <janis187@us.ibm.com>
11817 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
11818 kinds of indirect references.
11820 2008-04-08 David Edelsohn <edelsohn@gnu.org>
11822 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
11823 GNU Fortran language string.
11825 2008-04-08 Rafael Espindola <espindola@google.com>
11827 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
11828 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
11829 * tree.h (tree_call_nonnegative_warnv_p): New.
11831 2008-04-08 Jan Hubicka <jh@suse.cz>
11833 * function.c (free_after_compilation): Clear out regno_reg_rtx
11836 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
11839 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11841 PR middle-end/PR28690
11842 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
11843 same precedence as REG_POINTER and MEM_POINTER operands.
11845 2008-04-08 Richard Guenther <rguenther@suse.de>
11847 PR middle-end/35834
11848 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
11849 for adding index to base.
11851 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
11853 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
11854 (MINGW_ENABLE_EXECUTE_STACK): New.
11855 (IN_LIBGCC2): For libgcc include windows.h file for
11856 function declarations.
11858 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
11860 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
11861 and tem2 if tem1 is not a REG or MULT.
11863 2008-04-08 Jan Hubicka <jh@suse.cz>
11865 * function.h (incomming_args): Break out of struct function.
11866 (function_subsections): Break out of struct function.
11867 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
11868 return_rtx and hard_reg_initial_vals from struct function.
11869 Kill inl_max_label_num.
11870 (current_function_pops_args, current_function_args_info,
11871 current_function_args_size, current_function_args_size,
11872 current_function_pretend_args_size,
11873 current_function_outgoing_args_size,
11874 current_function_internal_arg_pointer, current_function_return_rtx):
11875 Kill compatibility accestor macros.
11876 * builtins.c (expand_builtin_apply_args_1): Update.
11877 (expand_builtin_next_arg): Update.
11878 * df-scan.c (df_get_call_refs): Update.
11879 * dbxout.c (dbxout_function_end): Update.
11880 * dwarf2out.c (dwarf2out_switch_text_section): Update.
11881 (output_line_info): Update.
11882 (secname_for_decl): Update.
11883 (dwarf2out_var_location): Update.
11884 * function.c (free_after_compilation): Update.
11885 (assign_parm_find_stack_rtl): Update.
11886 (assign_parms): Update.
11887 (expand_dummy_function_end): Update.
11888 (expand_function_end): Update.
11889 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
11890 (expand_call): Update.
11891 (emit_library_call_value_1): Update.
11892 (store_one_arg): Update.
11893 * varasm.c (initialize_cold_section_name): Update.
11894 (unlikely_text_section): Update.
11895 (unlikely_text_section_p): Update.
11896 (assemble_start_function): Update.
11897 (assemble_end_function): Update.
11898 (default_section_type_flags): Update.
11899 (switch_to_section): Update.
11900 * integrate.c (set_decl_abstract_flags): Update.
11901 (get_hard_reg_initial_val): Update.
11902 (has_hard_reg_initial_val): Update.
11903 (allocate_initial_values): Update.
11904 * resource.c (init_resource_info): Update.
11905 * config/alpha/alpha.c (NUM_ARGS): Update.
11906 (direct_return): Update.
11907 (alpha_va_start): Update.
11908 (alpha_sa_size): Update.
11909 (alpha_initial_elimination_offset): Update.
11910 (alpha_expand_prologue): Update.
11911 (alpha_start_function): Update.
11912 (alpha_expand_epilogue): Update.
11913 (unicosmk_initial_elimination_offset):
11914 * config/alpha/alpha.md (call expander): Update.
11915 * config/s390/s390.c (s390_register_info): Update.
11916 (s390_register_info): Update.
11917 (s390_frame_info): Update.
11918 (s390_initial_elimination_offset): Update.
11919 (s390_build_builtin_va_list): Update.
11920 (s390_va_start): Update.
11921 * config/spu/spu.c (direct_return): Update.
11922 (spu_expand_prologue): Update.
11923 (spu_initial_elimination_offset): Update.
11924 (spu_build_builtin_va_list): Update.
11925 (spu_va_start): Update.
11926 * config/sparc/sparc.c (sparc_init_modes): Update.
11927 (sparc_compute_frame_size): Update.
11928 (function_value): Update.
11929 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
11930 * config/i386/i386.md (return expander): Update.
11931 * config/i386/i386.c (ix86_va_start): Update.
11932 (ix86_can_use_return_insn_p): Update.
11933 (ix86_compute_frame_layout): Update.
11934 (ix86_expand_epilogue): Update.
11935 * config/sh/sh.c (output_stack_adjust): Update.
11936 (calc_live_regs): Update.
11937 (sh_expand_prologue): Update.
11938 (sh_builtin_saveregs): Update.
11939 (sh_va_start): Update.
11940 (initial_elimination_offset): Update.
11941 (sh_allocate_initial_value): Update.
11942 (sh_function_ok_for_sibcall): Update.
11943 (sh_get_pr_initial_val): Update.
11944 * config/sh/sh.md (return expander): Update.
11945 * config/avr/avr.c (frame_pointer_required_p): UPdate.
11946 * config/crx/crx.c (crx_compute_frame): UPdate.
11947 (crx_initial_elimination_offset): UPdate.
11948 * config/xtensa/xtensa.c (compute_frame_size): Update
11949 (xtensa_builtin_saveregs): Update.
11950 (xtensa_va_start): Update.
11951 (order_regs_for_local_alloc): Update.
11952 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
11953 (xstormy16_expand_builtin_va_start): Update.
11954 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
11955 * config/m68hc11/m68hc11.md (return expanders): Update.
11956 * config/m68hc11/m68hc11.c (expand_prologue): Update.
11957 (expand_epilogue): Update.
11958 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
11959 (cris_simple_epilogue): Update.
11960 (cris_expand_prologue): Update.
11961 (cris_expand_epilogue): Update.
11962 * config/iq2000/iq2000.c (iq2000_va_start): Update.
11963 (compute_frame_size): Update.
11964 * config/mt/mt.c (mt_compute_frame_size): Update.
11965 * config/mn10300/mn10300.c (expand_prologue): Update.
11966 (expand_epilogue): Update.
11967 (initial_offset): Update.
11968 (mn10300_builtin_saveregs):
11969 * config/mn10300/mn10300.md (return expander): Update.
11970 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11971 (ia64_initial_elimination_offset): Update.
11972 (ia64_initial_elimination_offset): Update.
11973 (ia64_expand_prologue): Update.
11974 * config/m68k/m68k.md (return expander): Update.
11975 * config/rs6000/rs6000.c (rs6000_va_start): Update.
11976 (rs6000_stack_info): Update.
11977 * config/mcore/mcore.c (layout_mcore_frame): Update.
11978 (mcore_expand_prolog): Update.
11979 * config/arc/arc.c (arc_compute_frame_size): Update.
11980 * config/score/score3.c (score3_compute_frame_size): Update.
11981 * config/score/score7.c (score7_compute_frame_size): Update.
11982 * config/arm/arm.c (use_return_insn): Update.
11983 (thumb_find_work_register): Update.
11984 (arm_compute_save_reg_mask): Update.
11985 (arm_output_function_prologue): Update.
11986 (arm_output_epilogue): Update.
11987 (arm_size_return_regs): Update.
11988 (arm_get_frame_offsets): Update.
11989 (arm_expand_prologue): Update.
11990 (thumb_exit): Update.
11991 (thumb_unexpanded_epilogue): Update.
11992 (thumb1_output_function_prologue): Update.
11993 * config/pa/pa.md (return expander): Update.
11994 * config/pa/pa.c (compute_frame_size): Update.
11995 (hppa_builtin_saveregs): Update.
11996 * config/mips/mips.c (mips_va_start): Update.
11997 (mips16_build_function_stub): Update.
11998 (mips_compute_frame_info): Update.
11999 (mips_restore_gp): Update.
12000 (mips_output_function_prologue): Update.
12001 (mips_expand_prologue): Update.
12002 * config/v850/v850.c (compute_frame_size): Update.
12003 (expand_prologue): * config/mmix/mmix.c (along): update.
12004 (mmix_initial_elimination_offset): update.
12005 (mmix_reorg): update.
12006 (mmix_use_simple_return): update.
12007 (mmix_expand_prologue): update.
12008 (mmix_expand_epilogue): Update.
12009 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12010 (emit_link_insn): Update.
12012 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12014 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12015 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12017 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12020 2008-04-07 Jan Hubicka <jh@suse.cz>
12022 * function.h (rtl): Rename to x_rtl.
12023 (crtl): New define.
12024 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12025 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12026 used_temp_slots avail_temp_slots, temp_slot_level,
12027 nonlocal_goto_handler_labels): Update accesstors.
12028 (rtl): New global variable.
12029 (struct function): Move some fileds to rtl_data.
12030 (get_arg_pointer_save_area): Update prototype.
12031 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12032 get_arg_pointer_save_area.
12033 * expr.c (init_expr): Update
12034 * function.c (get_frame_size): Update
12035 (assign_stack_local): Update
12036 (expand_function_end): Update.
12037 (get_art_pointer_save_area): Update
12039 * emit-rtl.c (rtl): Declare.
12040 (regno_reg_rtx): Declare.
12041 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12043 (gen_reg_rtx): Update.
12044 * varasm.c (n_deferred_constatns): Update accestor.
12045 (init_varasm_status): Do not allocate varasm_status.
12046 (force_const_mem, get_pool_size, output_constant_pool): Update.
12047 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12048 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12049 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12050 * sparc/sparc.h (INIT_EXPANDERS): Update.
12051 * ia64/ia64.h (INIT_EXPANDERS): Update.
12053 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12055 * reload.c (push_secondary_reload): Add missing break to for loop.
12057 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12059 PR middle-end/PR28690
12060 * rtlanal.c: Update copyright years.
12061 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12062 as REG_POINTER and MEM_POINTER operands.
12063 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12064 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12065 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12066 * gcse.c: Update copyright years.
12067 (pre_delete): Call gen_reg_rtx_and_attrs.
12068 (hoist_code): Likewise.
12069 (build_store_vectors): Likewise.
12070 (delete_store): Likewise.
12071 * loop-invariant.c (move_invariant_reg): Likewise.
12072 Update copyright years.
12074 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12076 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12077 control string instead of quoted.
12079 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12081 * doc/rtl.texi: Rewrite of subreg section.
12083 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12086 * config/i386/i386.c (legitimize_pic_address): Add treating
12087 of dllimport SYM_REF's.
12088 (legitimize_dllimport_symbol): Add prototype.
12090 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12092 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12093 reference in constructor with non self-referential type.
12095 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12097 Removal of Return with Depressed Stack Pointer support
12098 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12099 (ECF_SP_DEPRESSED): Likewise.
12100 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12101 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12102 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12103 (expand_call): Do not test ECF_SP_DEPRESSED.
12104 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12105 * function.c (keep_stack_depressed): Delete.
12106 (handle_epilogue_set): Likewise.
12107 (update_epilogue_consts): Likewise.
12108 (emit_equiv_load): Likewise.
12109 (thread_prologue_and_epilogue_insns): Remove support for Return with
12110 Depressed Stack Pointer.
12111 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12113 2008-04-06 Richard Guenther <rguenther@suse.de>
12115 PR tree-optimization/35400
12116 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12117 information from SSA_NAMEs.
12119 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12121 * config/avr/avr.h (avr_mega_p): Remove declaration.
12122 (AVR_MEGA): Remove macro.
12123 * config/avr/avr.c (avr_mega_p): Remove variable.
12124 (avr_override_options): Remove inicializion of avr_mega_p.
12125 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12126 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12127 (avr_jump_mode): (Ditto.).
12128 (avr_output_progmem_section_asm_op): (Ditto.).
12129 (avr_asm_init_sections): (Ditto.).
12130 (avr_asm_init_sections): (Ditto.).
12131 (avr_rtx_costs): (Ditto.).
12132 * config/avr/avr.md: (Ditto.).
12133 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12136 2008-04-06 Richard Guenther <rguenther@suse.de>
12138 PR tree-optimization/35842
12139 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12140 is_gimple_invariant_address.
12142 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12144 * gcc.c (default_compilers): Sync Fortran extensions list with
12145 that in fortran/lang-specs.h.
12146 * doc/invoke.texi: Likewise.
12147 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12148 * dwarf2out.c (gen_compile_unit_die): Likewise.
12150 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12152 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12154 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12157 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12158 attribute is used for nested functions.
12160 2008-04-05 Jan Hubicka <jh@suse.cz>
12162 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12164 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12166 (dump_files): Update.
12167 (enable_rtl_dump_file): Do not accept letter argument.
12168 * tree-pass.h (dump_file_info): Remove letter argument.
12169 * toplev.c (decode_d_option): Update -da handling.
12170 * toplev.h (enable_rtl_dump_file): Update prototype.
12171 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12172 it out based on pass type.
12173 (register_dump_files_1): Likewise.
12174 (init_optimization_passes): Update register_one_dump_file calls.
12175 (execute_one_pass): Sanity check that IPA passes are called at IPA
12176 level and RTL passes at RTL level.
12177 (execute_pass_list): IPA pass can not be after or subpass of
12179 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12180 disallov RTL subpasses of IPA subpasses.
12182 2008-04-05 Ben Elliston <bje@au.ibm.com>
12184 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12185 builtins that return exactly once and do not throw. Cache call to
12188 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12190 PR rtl-optimization/34916
12191 PR middle-end/35519
12192 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12193 between instruction pairs.
12195 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12197 * doc/invoke.texi: Document -mbitops for SH.
12198 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12199 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12200 * config/sh/sh.c (print_operand): Add %t operand code.
12201 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12202 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12203 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12204 (extendqihi2): Likewise.
12205 (movqi_i): Likewise.
12206 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12207 (extv): Use bld instruction for SH2A if possible.
12209 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12210 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12211 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12212 (bset.b, bclr.b): Define peepholes.
12213 * config/sh/sh.opt (mbitops): New option.
12215 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12218 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12219 and view convert expression.
12221 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12224 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12226 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12228 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12230 * config/i386/cpuid.h (bit_AES): New.
12231 (bit_PCLMUL): Likewise.
12233 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12234 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12235 SSE2 if AES or PCLMUL is enabled.
12236 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12237 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12238 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12239 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12240 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12241 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12242 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12243 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12244 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12245 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12246 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12247 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12248 __builtin_ia32_aeskeygenassist128 and
12249 __builtin_ia32_pclmulqdq128.
12250 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12251 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12252 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12254 * config/i386/i386.h (TARGET_AES): New.
12255 (TARGET_PCLMUL): Likewise.
12256 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12258 * config/i386/i386.md (UNSPEC_AESENC): New.
12259 (UNSPEC_AESENCLAST): Likewise.
12260 (UNSPEC_AESDEC): Likewise.
12261 (UNSPEC_AESDECLAST): Likewise.
12262 (UNSPEC_AESIMC): Likewise.
12263 (UNSPEC_AESKEYGENASSIST): Likewise.
12264 (UNSPEC_PCLMUL): Likewise.
12266 * config/i386/i386.opt (maes): New.
12267 (mpclmul): Likewise.
12269 * config/i386/sse.md (aesenc): New pattern.
12270 (aesenclast): Likewise.
12271 (aesdec): Likewise.
12272 (aesdeclast): Likewise.
12273 (aesimc): Likewise.
12274 (aeskeygenassist): Likewise.
12275 (pclmulqdq): Likewise.
12277 * config/i386/wmmintrin.h: New.
12279 * doc/extend.texi: Document AES and PCLMUL built-in function.
12281 * doc/invoke.texi: Document -maes and -mpclmul.
12283 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12285 * function.c (free_after_parsing): Replace with
12286 cxx_push_function_context from C++ front-end.
12287 (allocate_struct_function): Don't call langhook.
12288 * langhooks.h (struct lang_hooks_for_functions): Delete.
12289 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12291 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12292 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12293 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12294 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12295 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12296 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12297 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12299 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12300 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12302 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12305 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12308 2008-04-04 Richard Guenther <rguenther@suse.de>
12310 PR middle-end/35823
12311 * fold-const.c (optimize_minmax_comparison): Use the correct
12312 type for the constant in the simplified comparison.
12314 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12316 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12317 Pass L2 size as "--param l2-cache-size" to the compiler.
12318 (decode_l2_cache): New function to decode L2 cache parameters using
12319 0x8000006 extended cpuid function.
12320 (detect_caches_amd): Determine parameters of L2 cache using
12321 decode_l2_caches function.
12322 (decode_caches_intel): Decode L2 cache parameters.
12323 (detect_caches_intel): Determine L2 cache parameters using
12324 decode_caches_intel and decode_l2_caches functions.
12326 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12328 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12329 secondary input reload for subword loads from the constant pool.
12331 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12334 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12335 constants of the appropriate size for runtime calculations.
12338 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12339 decimal-float literal constant zero.
12341 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12344 * c-parser.c (c_parser_omp_atomic): Call
12345 default_function_array_conversion on the RHS.
12347 PR middle-end/35818
12348 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12349 call is_variable_sized if decl has incomplete type.
12351 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12353 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12355 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12357 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12359 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12360 (sgt<u>): Merge sgt and sgtu into new expander.
12361 (sgt, sgtu): Remove expanders.
12362 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12363 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12364 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12365 *sgtu_<mode>_mips16 into new pattern.
12366 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12367 (sge<u>): Merge sge and sgeu into new expander.
12368 (sge, sgeu): Remove expanders.
12369 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12371 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12372 (slt<u>): Merge slt and sltu into new expander.
12373 (slt, sltu): Remove expanders.
12374 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12375 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12376 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12377 *sltu_<mode>_mips16 into new pattern.
12378 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12379 (sle<u>): Merge sle and sleu into new expander.
12380 (sle, sleu): Remove expanders.
12381 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12382 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12383 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12384 *sleu_<mode>_mips16 into new pattern.
12385 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12387 2008-04-03 Jan Hubicka <jh@suse.cz>
12389 PR tree-optimization/35795
12390 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12391 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12392 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12393 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12394 * score/score3.c (score3_output_mi_thunk): Likewise.
12395 * score/score7.c (score7_output_mi_thunk): Likewise.
12396 * mips/mips.c (mips_output_mi_thunk): Likewise.
12398 2008-04-03 Richard Guenther <rguenther@suse.de>
12400 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12401 conversions. Simplify code.
12403 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12405 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12407 2008-04-03 Tom Tromey <tromey@redhat.com>
12408 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12410 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12411 * config/bfin/t-bfin-linux (generated_files): Add
12412 linux-sysroot-suffix.h.
12413 * doc/install.texi (Prerequisites): Require make 3.80.
12414 * doc/sourcebuild.texi (Front End Directory): Document new
12416 * Makefile.in (generated_files): New variable.
12417 (ALL_HOST_OBJS): New variable.
12418 ($(ALL_HOST_OBJS)): New target.
12420 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12422 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12423 (remap_block): Call id->transform_lang_insert_block instead
12425 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12426 Set id.transform_lang_insert_block to NULL.
12427 (clone_body): Move to cp/optimize.c
12428 * tree-inline.h (struct copy_body_data): Change
12429 transform_lang_insert_block to function pointer.
12430 (copy_generic_body, copy_decl_no_change): Export.
12431 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12432 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12433 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12435 * c-tree.h (insert_block): Kill.
12436 * c-decl.c (insert_block): Kill.
12438 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12440 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12441 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12442 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12444 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12445 argument, call {push,pop}_function_context from here.
12446 * c-parser.c: Use c_{push,pop}_function_context.
12448 * function.c (push_function_context_to): Move meat ...
12449 (push_function_context): ... here. Simplify.
12450 * function.c (pop_function_context_from): Move meat ...
12451 (pop_function_context): ... here. Simplify.
12452 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12454 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12455 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12456 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12457 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12459 2008-04-03 Ben Elliston <bje@au.ibm.com>
12461 * expmed.c (extract_force_align_mem_bit_field): Remove.
12463 2008-04-03 Richard Guenther <rguenther@suse.de>
12465 PR middle-end/35800
12466 * expr.h (try_casesi): Adjust prototype.
12467 * expr.c (try_casesi): Take fallback label as extra parameter.
12468 Use that for gen_casesi if default_label is NULL.
12469 * stmt.c (expand_case): Pass fallback label to try_casesi,
12470 make sure to fill gaps with a fallback label if default_label
12473 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12476 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12478 2008-04-03 Ben Elliston <bje@au.ibm.com>
12480 * expmed.c (extract_split_bit_field): Remove if (0) code.
12481 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12482 (do_ds_constraint): Likewise.
12484 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12486 * doc/cppopts.texi (-dU): Document.
12487 * c-common.h (flag_dump_macros): Update comment.
12488 * c-opts.c (handle_OPT_d): Handle -dU.
12489 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12490 dump_queued_macros, cb_used_define, cb_used_undef): New.
12491 (init_pp_output): Handle -dU.
12492 (cb_line_change): Call dump_queued_macros.
12493 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12495 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12497 * config/avr/predicates.md (io_address_operand): New predicate.
12498 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12499 * config/avr/avr.c (avr_io_address_p): Remove function.
12500 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12501 'avr_io_address_p' function.
12502 (out_movhi_r_mr): (Ditto.).
12503 (out_movqi_mr_r): (Ditto.).
12504 (out_movhi_mr_r): (Ditto.).
12505 (avr_address_cost): (Ditto.).
12507 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
12509 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
12510 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
12511 in 32bit mode when XMM registers are available to avoid store
12513 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
12514 corresponding post-reload splitters.
12516 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12518 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
12519 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
12520 __builtin_ia32_roundss.
12521 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
12522 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
12523 __builtin_ia32_roundss.
12524 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
12525 IX86_BUILTIN_SHUFPD here.
12527 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12529 * config/i386/i386.md (plogic): New.
12530 (plogicprefix): Likewise.
12532 * config/i386/mmx.md (mmx_<code><mode>3): New.
12533 (mmx_and<mode>3): Removed.
12534 (mmx_ior<mode>3): Likewise.
12535 (mmx_xor<mode>3): Likewise.
12537 * config/i386/sse.md (<code><mode>3): New.
12538 (*<code><mode>3): Likewise.
12539 (*<code><mode>3): Likewise.
12540 (<code><mode>3): Likewise.
12541 (*sse_<code><mode>3): Likewise.
12542 (*sse2_<code><mode>3): Likewise.
12543 (<code>tf3): Likewise.
12544 (*<code>tf3): Likewise.
12545 (and<mode>3): Likewise.
12546 (*and<mode>3): Likewise.
12547 (ior<mode>3): Removed.
12548 (*ior<mode>3): Likewise.
12549 (xor<mode>3): Likewise.
12550 (*xor<mode>3): Likewise.
12551 (*and<mode>3): Likewise.
12552 (*ior<mode>3): Likewise.
12553 (*xor<mode>3): Likewise.
12554 (and<mode>3): Likewise.
12555 (*sse_and<mode>3): Likewise.
12556 (*sse2_and<mode>3): Likewise.
12557 (andtf3): Likewise.
12558 (*andtf3): Likewise.
12559 (ior<mode>3): Likewise.
12560 (*sse_ior<mode>3): Likewise.
12561 (*sse2_ior<mode>3): Likewise.
12562 (iortf3): Likewise.
12563 (*iortf3): Likewise.
12564 (xor<mode>3): Likewise.
12565 (*sse_xor<mode>3): Likewise.
12566 (*sse2_xor<mode>3): Likewise.
12567 (xortf3): Likewise.
12568 (*xortf3): Likewise.
12570 2008-04-02 Richard Guenther <rguenther@suse.de>
12572 PR tree-optimization/14495
12573 PR tree-optimization/34793
12574 * tree-vrp.c (struct switch_update): New structure.
12575 (to_remove_edges, to_update_switch_stmts): New VECs.
12576 (simplify_switch_using_ranges): New function. Remove not taken
12577 case labels and edges.
12578 (simplify_stmt_using_ranges): Call it.
12579 (identify_jump_threads): Mark edges we have queued for removal
12580 so we don't thread them.
12581 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
12583 * tree-cfg.c (group_case_labels): Deal with missing default label.
12584 (tree_verify_flow_info): Allow missing default label.
12585 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
12586 (emit_case_nodes): Likewise.
12587 (expand_case): Do not rely on the default label to be present.
12588 * expr.c (try_casesi): Deal with NULL default_label.
12589 (do_tablejump): Likewise.
12591 2008-04-02 Richard Guenther <rguenther@suse.de>
12593 PR tree-optimization/14495
12594 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
12595 SWITCH_EXPR here ...
12596 (vrp_visit_switch_stmt): ... but here (new function).
12597 (find_case_label_index): New helper function.
12598 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
12600 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12602 * fwprop.c: Fix ISO-C99ism.
12604 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12607 * Makefile.in (objdir): Set it here.
12608 * configure.ac: Not here. Find dynamic linker characteristics.
12609 * exec-tool.in: Use them.
12610 * aclocal.m4: Regenerate.
12611 * configure: Regenerate.
12613 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12615 * expr.c (expand_var): Delete it.
12616 * expr.h (expand_var): Delete prototype.
12617 * function.c (expand_function_start): Use expand_decl instead.
12618 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
12621 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
12623 PR rtl-optimization/35542
12624 * fwprop.c (forward_propagate_and_simplify): Replace
12625 loc_reg_mentioned_in_p with reg_mentioned_p.
12627 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12629 PR rtl-optimization/35281
12630 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
12631 (propagate_rtx_1): Handle PR_HANDLE_MEM.
12632 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
12633 (varying_mem_p): Move above propagate_rtx.
12634 (all_uses_available_at): Do not check MEMs.
12636 2008-04-02 Rafael Espindola <espindola@google.com>
12638 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
12639 (register_edge_assert_for_2): Split the cond argument.
12640 (register_edge_assert_for_1): Adjust for the change in
12641 register_edge_assert_for_2.
12642 (register_edge_assert_for): Split the cond argument.
12643 (find_switch_asserts): Adjust for the change in
12644 register_edge_assert_for.
12646 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
12648 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
12649 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
12650 offsets for 64-bit mingw.
12651 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
12652 abi for x86_64-pc-mingw.
12654 2008-04-02 Richard Guenther <rguenther@suse.de>
12656 * tree-vrp.c (extract_range_from_assert): Make sure to not
12657 produce range min/max with TREE_OVERFOW set.
12658 If merging a anti-range and a range keep the anti-range if
12659 the range covers all values of the type.
12660 (register_edge_assert_for_2): Only allow sign-changing
12661 conversions in detecting canonical range checks. Also
12662 register an assert for the unsigned name if useful.
12664 PR tree-optimization/35787
12665 * tree-vrp.c (vrp_val_max): New function.
12666 (vrp_val_min): Likewise.
12667 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
12668 (vrp_val_is_min): Likewise.
12669 (supports_overflow_infinity): Use vrp_val_{min,max}.
12670 (negative_overflow_infinity): Likewise.
12671 (positive_overflow_infinity): Likewise.
12672 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
12673 (is_positive_overflow_infinity): Likewise.
12674 (is_overflow_infinity): Likewise.
12675 (avoid_overflow_infinity): Use vrp_val_{min,max} and
12676 vrp_val_is_{min,max}.
12677 (set_and_canonicalize_value_range): Canonicalize anti-ranges
12678 to ranges if possible. Avoid empty ranges.
12680 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12682 PR middle-end/35705
12683 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
12684 the expression is a function address.
12686 2008-04-01 George Helffrich <george@gcc.gnu.org>
12688 PR fortran/35154, fortran/23057
12689 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
12690 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
12691 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
12692 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
12694 (dbxout_syms): Check for COMMON-based symbol and wrap in
12695 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
12696 in bracket for efficiency.
12698 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
12699 using DW_TAG_common_block + member offset.
12700 (add_pubname_string): New function.
12701 (dw_expand_expr): New function to find block name and offset for
12703 (common_check): New function to check whether symbol in Fortran COMMON.
12704 (gen_variable_die): If COMMON, use DW_TAG_common_block.
12706 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
12709 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
12711 2008-04-02 Ben Elliston <bje@au.ibm.com>
12713 * config/v850/v850.md (casesi): Remove if (0) code.
12714 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12715 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
12717 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
12719 * config/i386/i386.md (rex64suffix): New mode attribute.
12720 (floathi<mode>2): Disable expander for SSE math.
12721 (*floathi<mode>2_1): New insn insn_and_split pattern.
12722 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
12723 corresponding post-reload splitters.
12724 (*floathi<mode>2_i387): New macroized insn pattern.
12725 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
12726 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
12727 insn_and_split pattern.
12728 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
12729 New macroized instruction patterns and corresponding post-reload
12731 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
12732 and corresponding post-reload splitters.
12733 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
12734 New macroized instruction patterns.
12735 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
12736 macroized instruction patterns and corresponding post-reload splitters.
12737 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
12738 corresponding post-reload splitters.
12739 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
12740 New macroized instruction patterns.
12741 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
12742 corresponding post-reload splitters.
12743 (*floatsi<mode>2_i387): New macroized instruction patterns.
12745 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
12747 * config/i386/i386.md (smaxmin): New.
12748 (umaxmin): Likewise.
12749 (maxminiprefix): Likewise.
12750 (maxminfprefix): Likewise.
12751 (<code><mode>3): Likewise.
12752 (smin<mode>3): Removed.
12753 (smax<mode>3): Likewise.
12755 * config/i386/mmx.md (mmx_<code>v2sf3): New.
12756 (mmx_<code>v4hi3): Likewise.
12757 (mmx_<code>v8qi3): Likewise.
12758 (mmx_smaxv2sf3): Removed.
12759 (mmx_sminv2sf3): Likewise.
12760 (mmx_umaxv8qi3): Likewise.
12761 (mmx_smaxv4hi3): Likewise.
12762 (mmx_uminv8qi3): Likewise.
12763 (mmx_sminv4hi3): Likewise.
12765 * config/i386/sse.md (<addsub><mode>3): New.
12766 (*<addsub><mode>3): Likewise.
12767 (<sse>_vm<addsub><mode>3): Likewise.
12768 (<maxmin><mode>3): Likewise.
12769 (*<maxmin><mode>3_finite): Likewise.
12770 (*<maxmin><mode>3): Likewise.
12771 (<sse>_vm<maxmin><mode>3): Likewise.
12772 (sse3_h<addsub>v4sf3): Likewise.
12773 (sse3_h<addsub>v2df3): Likewise.
12774 (<maxmin>v16qi3): Likewise.
12775 (*<maxmin>v16qi3): Likewise.
12776 (<maxmin>v8hi3): Likewise.
12777 (*<maxmin>v8hi3): Likewise.
12778 (*sse4_1_<maxmin><mode>3): Likewise.
12779 (*sse4_1_<maxmin><mode>3): Likewise.
12780 (add<mode>3): Removed.
12781 (*add<mode>3): Likewise.
12782 (<sse>_vmadd<mode>3): Likewise.
12783 (sub<mode>3): Likewise.
12784 (*sub<mode>3): Likewise.
12785 (<sse>_vmsub<mode>3): Likewise.
12786 (smin<mode>3): Likewise.
12787 (*smin<mode>3_finite): Likewise.
12788 (*smin<mode>3): Likewise.
12789 (<sse>_vmsmin<mode>3): Likewise.
12790 (smax<mode>3): Likewise.
12791 (*smax<mode>3_finite): Likewise.
12792 (*smax<mode>3): Likewise.
12793 (<sse>_vmsmax<mode>3): Likewise.
12794 (sse3_haddv4sf3): Likewise.
12795 (sse3_haddv2df3): Likewise.
12796 (sse3_hsubv4sf3): Likewise.
12797 (sse3_hsubv2df3): Likewise.
12798 (umaxv16qi3): Likewise.
12799 (*umaxv16qi3): Likewise.
12800 (smaxv8hi3): Likewise.
12801 (*smaxv8hi3): Likewise.
12802 (*sse4_1_smax<mode>3): Likewise.
12803 (*sse4_1_umax<mode>3): Likewise.
12804 (uminv16qi3): Likewise.
12805 (*uminv16qi3): Likewise.
12806 (sminv8hi3): Likewise.
12807 (*sminv8hi3): Likewise.
12808 (*sse4_1_smin<mode>3): Likewise.
12809 (*sse4_1_umin<mode>3): Likewise.
12811 2008-04-01 Rafael Espindola <espindola@google.com>
12813 * tree-cfg.c (verify_expr): remove in_phi.
12814 (verify_stmt): Don't call walk_tree with verify_expr. Use
12815 is_gimple_min_invariant instead of is_gimple_val.
12817 2008-04-01 Joseph Myers <joseph@codesourcery.com>
12819 * doc/include/gpl_v3.texi: Update for manpage generation.
12820 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
12822 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
12823 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
12824 gpl_v3.texi instead of gpl.texi.
12827 2008-04-01 Jakub Jelinek <jakub@redhat.com>
12830 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
12832 2008-04-01 Rafael Espindola <espindola@google.com>
12834 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
12835 (extract_code_and_val_from_cond): Use
12836 extract_code_and_val_from_cond_with_ops.
12838 2008-04-01 Jan Hubicka <jh@suse.cz>
12840 * function.c (free_after_compilation): Free epilogue_delay_list.
12841 (prepare_function_start): Assert that previous compilation was freed.
12843 2008-04-01 Jan Hubicka <jh@suse.cz>
12844 Jim Wilson <wilson@tuliptree.org>
12845 Andreas Tobler <andreast@gcc.gnu.org>
12847 PR middle-end/35781
12848 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
12849 rtl.emit instead cfun->emit.
12850 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
12851 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
12853 2008-04-01 Ben Elliston <bje@au.ibm.com>
12855 * doc/c-tree.texi (Function Basics): Fix grammatical error.
12857 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
12859 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
12861 (fprofile-use): Add var flag_profile_use
12862 * coverage.c (coverage_begin_output): Do not open a gcno file for
12863 output only if -ftest-coverage is set.
12864 Do not add getpwd() to gcda file path.
12865 (build_gcov_info): Check the new flag
12866 flag_profile_datafile_relative_path.
12867 (coverage_init): Use profile_data_prefix.
12868 Read profile counter only if flag_profile_use is set.
12869 * opts.c (common_handle_option): New option fprofile-use=,
12870 fprofile-dir=, fprofile-generate=.
12871 * toplev.c (profile_data_prefix): New variable definition.
12872 * toplev.h (profile_data_prefix): New declaration.
12873 * doc/invoke.tex (Option Summary, Optimization Options):
12876 2008-03-31 James E. Wilson <wilson@tuliptree.org>
12878 * varasm.c (output_constant_pool_1): In LABEL_REF check,
12879 use tmp consistently.
12882 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
12883 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12884 UNSPEC_FR_RECIP_APPROX_RES.
12885 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
12887 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
12890 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
12892 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12894 PR middle-end/30186
12895 * fold-const.c (fold_indirect_ref_1): Support accessing non first
12896 element of the vector via a pointer.
12898 2008-03-31 Ian Lance Taylor <iant@google.com>
12900 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
12902 2008-03-31 Jan Hubicka <jh@suse.cz>
12904 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12905 get_arg_pointer_save_area.
12906 * expr.c (init_expr): Just clear out rtl.expr.
12907 * function.c (free_after_compilation): Clear out whole RTL structure.
12908 (get_func_frame_size): Merge into ...
12909 (get_frame_size): ... this one.
12910 (assign_stack_local_1): Merge into ...
12911 (assign_stack_local): ... this one.
12912 (expand_function_end): Update call of get_arg_pointer_save_area.
12913 (get_art_pointer_save_area): Remove cfun argument.
12914 * function.h (emit_status): regno_pointer_align does not need length
12915 attribute. Move x_regno_reg_rtx to ...
12916 (regno_reg_rtx): ... new global array.
12917 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
12918 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
12919 apply_args_value, forced_labels, stack_pointer_delta):
12921 (struct varasm_status): Move here from varasm.c
12922 (struct rtl_data): New. Move here some fields from struct function.
12923 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12924 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12925 used_temp_slots avail_temp_slots, temp_slot_level,
12926 nonlocal_goto_handler_labels): Update accesstors.
12927 (rtl): New global variable.
12928 (struct function): Move some fileds to rtl_data.
12929 (get_arg_pointer_save_area): Update prototype.
12930 * emit-rtl.c (rtl): Declare.
12931 (regno_reg_rtx): Declare.
12932 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12934 (gen_reg_rtx): Update.
12935 (init_virtual_regs): Do not tate emit_status argument.
12936 (init_emit): Do not allocate emit.
12937 * varasm.c (varasm_statuc): Move to function.h.
12938 (n_deferred_constatns): Update accestor.
12939 (init_varasm_status): Do not allocate varasm_status.
12940 (force_const_mem, get_pool_size, output_constant_pool): Update.
12941 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12942 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12944 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
12946 PR rtl-optimization/35729
12947 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
12950 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
12953 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
12954 load/store if memory is unaligned.
12955 (*movti_rex64): Likewise.
12957 * config/i386/predicates.md (misaligned_operand): New.
12959 2008-03-31 Andrew Pinski <pinskia@gmail.com>
12962 * tree-ssa-phiopt.c (conditional_replacement): Return early for
12965 2008-03-31 Jan Beulich <jbeulich@novell.com>
12967 * config/ia64/constraints.md: Add 'j' constraint.
12968 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
12969 (movdi_internal): Likewise.
12971 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
12974 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
12976 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
12979 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
12980 proper error message for the third argument on blendpd and
12983 * config/i386/sse.md (blendbits): New.
12984 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
12986 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
12988 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
12990 2008-03-30 Richard Guenther <rguenther@suse.de>
12992 PR middle-end/31023
12993 * fold-const.c (fold_sign_changed_comparison): Do leave
12994 conversions to base-types alone.
12996 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12998 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
12999 the link register if one altivec register is be saved.
13001 2008-03-30 Ben Elliston <bje@au.ibm.com>
13003 * final.c (final_scan_insn): Remove if (0) code.
13005 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13007 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13009 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13011 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13012 of V4SFmode to ix86_binary_operator_ok.
13014 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13016 * config/i386/i386.c (override_options): Initialize
13017 ix86_veclib_handler to ix86_veclibabi_svml when
13018 -mveclibabi=svml is used.
13019 (ix86_veclibabi_svml): New function for SVML ABI style
13020 vectorization support.
13021 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13023 2008-03-28 Rafael Espindola <espindola@google.com>
13025 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13026 (tree_binary_nonnegative_warnv_p): Make it public.
13027 (tree_single_nonnegative_warnv_p): Make it public.
13028 (tree_invalid_nonnegative_warnv_p): Make it public.
13029 (tree_unary_nonzero_warnv_p): Make it public.
13030 (tree_binary_nonzero_warnv_p): Make it public
13031 (tree_single_nonzero_warnv_p): Make it public.
13032 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13033 (extract_range_from_binary_expr): Split the expr argument.
13034 (extract_range_from_unary_expr): Split the expr argument.
13035 (extract_range_from_comparison): Split the expr argument.
13036 (extract_range_from_expr): Use the new aux functions.
13037 (vrp_evaluate_conditional_warnv): Use
13038 vrp_evaluate_conditional_warnv_with_ops.
13039 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13040 (tree_binary_nonzero_warnv_p): Declare.
13041 (tree_single_nonzero_warnv_p): Declare.
13042 (tree_expr_nonzero_warnv_p): Declare.
13043 (tree_unary_nonnegative_warnv_p): Declare.
13044 (tree_binary_nonnegative_warnv_p): Declare.
13045 (tree_single_nonnegative_warnv_p): Declare.
13046 (tree_invalid_nonnegative_warnv_p): Declare.
13048 2008-03-28 Richard Guenther <rguenther@suse.de>
13050 PR tree-optimization/30317
13051 PR tree-optimization/30911
13052 PR tree-optimization/34793
13053 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13054 (struct assert_locus_d): New member EXPR.
13055 (register_new_assert_for): Add EXPR parameter to support
13056 ASSERT_EXPR <name, expr OP limit>.
13057 (register_edge_assert_for_1): Adjust callers.
13058 (find_assert_locations): Likewise.
13059 (process_assert_insertions_for): Build condition from expression.
13060 (extract_range_from_assert): Handle ASSERT_EXPRs
13061 of the form ASSERT_EXPR <name, expr OP limit>.
13062 (register_edge_assert_for_2): New helper registering
13063 asserts for comparisons. Recognize range tests of the form
13064 (unsigned)i - CST1 OP CST2.
13065 (register_edge_assert_for_1): Use it.
13066 (register_edge_assert_for): Likewise.
13067 (needs_overflow_infinity): Integer sub-types
13068 do not need overflow infinities.
13069 (vrp_val_is_max): The extreme values of integer sub-types
13070 are those of the base type.
13071 (vrp_val_is_min): Likewise.
13072 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13075 2008-03-28 Nick Clifton <nickc@redhat.com>
13078 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13079 Return GENERAL_REGS for stack adjustment reloads.
13081 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13084 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13085 const_vector when all the vectors are constant.
13087 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13089 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13091 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13092 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13094 (s<code>_sf): Use new scc_sf attribute for opcode names.
13096 2008-03-27 Tom Tromey <tromey@redhat.com>
13098 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13099 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13100 config/spu/t-spu-elf, config/i386/t-interix,
13101 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13102 config/i386/x-darwin, config/i386/x-mingw32,
13103 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13104 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13105 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13106 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13107 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13108 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13109 config/score/t-score-elf, config/arm/t-strongarm-pe,
13110 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13111 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13112 Revert automatic dependency patch.
13114 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13117 * config/i386/i386.c (ix86_function_arg_boundary): Align
13118 decimal floating point to its natural boundary.
13120 2008-03-27 Richard Guenther <rguenther@suse.de>
13122 PR middle-end/35716
13123 * fold-const.c (fold_comparison): Restrict distinct decl
13124 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13125 solely rely on operand_equal_p.
13127 2008-03-27 Richard Guenther <rguenther@suse.de>
13130 * c-common.c (handle_weak_attribute): Reject combination of
13133 2008-03-27 Richard Guenther <rguenther@suse.de>
13135 PR tree-optimization/32810
13136 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13137 conversions from DECL_INITIAL.
13138 (fold_const_aggregate_ref): Likewise from constructor elements.
13140 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13142 * tree-affine.h (aff_combination_expand): Declare.
13143 (get_inner_reference_aff): Likewise.
13144 * tree-affine.c (aff_combination_expand): Split out from
13145 tree_to_aff_combination_expand.
13146 (get_inner_reference_aff): New function.
13147 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13148 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13149 (struct lim_aux_data): sm_done field removed.
13150 (mem_ref_loc_p, mem_ref_locs_p): New types.
13151 (struct mem_ref): Added id, stored, accesses_in_loop,
13152 indep_loop, dep_loop, indep_ref, dep_ref fields.
13153 Removed is_stored, locs and next fields.
13154 (memory_accesses): New variable.
13155 (movement_possibility): Do not allow moving statements
13156 that store to memory.
13157 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13159 (determine_max_movement): For statements with memory references,
13160 find the outermost loop in that the reference is independent.
13161 (move_computations_stmt): Mark the virtual operands for renaming.
13162 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13163 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13164 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13165 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13166 create_vop_ref_mapping, analyze_memory_references,
13167 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13168 get_all_locs_in_loop, ref_always_accessed_p,
13169 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13170 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13171 store_motion_loop, store_motion): New functions.
13172 (struct vop_to_refs_elt): New type.
13173 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13174 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13175 (schedule_sm): Replaced by...
13176 (execute_sm): ... this.
13177 (determine_lsm_ref, hoist_memory_references,
13178 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13179 find_more_ref_vops, free_mem_ref, free_mem_refs,
13180 determine_lsm_loop, determine_lsm): Removed.
13181 (tree_ssa_lim_finalize): Free data structures used by store motion.
13182 (tree_ssa_lim): Call analyze_memory_references. Use
13183 store_motion instead of determine_lsm.
13185 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13187 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13188 rename tmake_file to m68hc11/t-m68hc11.
13189 (mcore): Set inhibit_libc to true.
13190 * config.host (alpha*-dec-*vms*): Set extra_programs.
13191 (interix3*): Don't use host_xmake_file.
13192 * configure.ac: Let config.gcc override inhibit_libc.
13193 * configure: Regenerate.
13195 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13196 * config/t-openbsd-thread: Remove commented out lines.
13198 * config/x-interix: Remove.
13200 * config/m68hc11/t-m68hc11-gas: Rename to...
13201 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13203 * config/mcore/t-mcore: Remove T_CFLAGS.
13204 * config/mcore/t-mcore-pe: Likewise.
13206 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13208 * configure.ac: Replace custom __GNU_SOURCE test with
13209 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13210 * aclocal.m4: Regenerate.
13211 * configure: Regenerate.
13212 * config.in: Regenerate.
13214 2008-03-27 Richard Guenther <rguenther@suse.de>
13216 * fold-const.c (target.h): Include.
13217 (fold_comparison): Fold comparison of addresses of decls
13218 that bind locally or of constants. Consolidate address folding code.
13219 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13220 results from fold_binary_to_constant.
13221 (compare_values_warnv): Likewise.
13223 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13225 PR middle-end/35429
13226 * fold-const.c (fold_truthop): Check for integeral types when folding
13227 a == 0 && b == 0 and a != 0 || b != 0 .
13229 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13231 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13233 2008-03-26 Andreas Schwab <schwab@suse.de>
13235 * doc/invoke.texi: Fix use of @item vs. @itemx.
13237 2008-03-26 Tom Tromey <tromey@redhat.com>
13239 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13240 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13241 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13242 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13243 build/genconstants.o, build/genemit.o, build/genextract.o,
13244 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13245 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13248 2008-03-26 Richard Guenther <rguenther@suse.de>
13251 2008-03-26 Richard Guenther <rguenther@suse.de>
13253 * fold-const.c (target.h): Include.
13254 (fold_comparison): Fold comparison of addresses of two decls
13255 that bind locally. Consolidate address folding code.
13257 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13259 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13260 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13261 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13262 dconstsqrt2, dconstthird, dconste and/or dconst10.
13263 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13264 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13265 dconstsqrt2, dconste): Delete.
13266 (init_emit_once): Likewise. Simplify initializing dconstm1.
13268 * real.c (get_real_const): New.
13269 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13270 dconstsqrt2, dconste): Delete.
13271 (real_value_const, get_real_const): New.
13273 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13275 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13277 * config/i386/i386.c (ix86_function_arg_boundary): Check
13278 BIGGEST_ALIGNMENT instead of 128.
13279 (setup_incoming_varargs_64): Likewise.
13281 2008-03-26 Tom Tromey <tromey@redhat.com>
13283 * Makefile.in (DEPFILES): Add missing '/'.
13285 2008-03-26 Richard Guenther <rguenther@suse.de>
13287 * fold-const.c (target.h): Include.
13288 (fold_comparison): Fold comparison of addresses of two decls
13289 that bind locally. Consolidate address folding code.
13291 2008-03-26 Nick Clifton <nickc@redhat.com>
13294 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13295 not allow INT+INT as a legitimate addressing mode.
13297 2008-03-26 Richard Guenther <rguenther@suse.de>
13299 * tree-flow.h (widen_bitfield): Remove declaration.
13300 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13301 (widen_bitfield): Remove function.
13302 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13305 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13308 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13311 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13313 PR rtl-optimization/35232
13314 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13315 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13316 reg_reloaded_call_part_clobbered here.
13317 (reload_regs_reach_end_p): New function.
13318 (reload_reg_rtx_for_input): New variable.
13319 (reload_reg_rtx_for_output): Likewise.
13320 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13321 when reassigning a pseudo register. Load reloadreg from
13322 reload_reg_rtx_for_input, moving the mode and register
13324 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13325 instead of the original when deciding whether an input reload
13326 would be a no-op or whether an output reload can be deleted.
13327 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13328 when setting up new_spill_reg_store. Load it from
13329 reload_reg_rtx_for_output, moving the mode and register
13331 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13332 instead of the original when deciding whether an output reload
13333 would be a no-op. Do the same when modifying insn notes.
13334 Use rtx_equal_p instead of == to compare the registers.
13335 (inherit_piecemeal_p): Take a mode and two register numbers
13337 (emit_reload_insns): Clear new_spill_reg_store for every hard
13338 register in the reload register. Remove spill registers
13339 from reg_reloaded_valid before considering whether to record
13340 inheritance information for them. Use reload_reg_rtx_for_output
13341 instead of reg_rtx when recording output reloads. Use
13342 reload_reg_rtx_for_input instead of reg_rtx when recording
13343 input reloads. Set or clear reg_reloaded_call_part_clobbered
13344 at the same time as setting reg_reloaded_valid.
13345 (delete_output_reload): Add a new_reload_reg parameter and use it
13346 instead of rld[j].reg_rtx.
13347 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13350 2008-03-25 Tom Tromey <tromey@redhat.com>
13352 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13353 (build/genattr.o): Likewise.
13354 (build/genattrtab.o): Likewise.
13355 (build/gencodes.o): Likewise.
13356 (build/genconfig.o): Likewise.
13357 (build/genconstants.o): Likewise.
13358 (build/genemit.o): Likewise.
13359 (build/genextract.o): Likewise.
13360 (build/genflags.o): Likewise.
13362 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13364 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13365 instead of size_int for integer types.
13366 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13367 to match type of MINUS_EXPR.
13369 2008-03-25 Tom Tromey <tromey@redhat.com>
13371 * configure: Rebuilt.
13372 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13375 2008-03-25 Tom Tromey <tromey@redhat.com>
13377 * config/x-solaris (host-solaris.o): Update.
13378 * config/x-linux (host-linux.o): Update.
13379 * config/x-hpux (host-hpux.o): Update.
13380 * config/x-darwin (host-darwin.o): Update.
13381 * config/v850/t-v850e (v850-c.o): Update.
13382 * config/v850/t-v850 (v850-c.o): Update.
13383 * config/t-vxworks (vxworks.o): Update.
13384 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13385 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13386 * config/spu/t-spu-elf (spu-c.o): Update.
13388 * config/sh/t-symbian (sh-c.o): Update.
13389 (symbian.o): Update.
13390 * config/sh/t-sh (sh-c.o): Update.
13391 * config/score/t-score-elf (score7.o, score3.o): Update.
13392 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13393 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13394 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13395 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13396 (rs6000.o): Remove.
13397 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13398 * config/m32c/t-m32c (m32c-pragma.o): Update.
13399 * config/ia64/t-ia64 (ia64-c.o): Update.
13400 * config/i386/x-mingw32 (host-mingw32.o): Update.
13401 * config/i386/x-i386 (driver-i386.o): Update.
13402 * config/i386/x-darwin (host-i386-darwin.o): Update.
13403 * config/i386/x-cygwin (host-cygwin.o): Update.
13404 * config/i386/t-nwld (nwld.o): Update.
13405 * config/i386/t-netware (netware.o): Update.
13406 * config/i386/t-interix (winnt.o): Update.
13407 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13408 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13409 msformat-c.o): Update.
13410 * config/bfin/t-bfin-linux (generated_files): Add
13411 linux-sysroot-suffix.h.
13412 * config/arm/t-wince-pe (pe.o): Update.
13413 * config/arm/t-strongarm-pe (pe.o): Update.
13414 * config/arm/t-pe (pe.o): Update.
13415 * config/arm/t-arm (arm-c.o): Update.
13416 * doc/install.texi (Prerequisites): Require make 3.80.
13417 * Makefile.in: Remove .o targets.
13418 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13419 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13420 (simple_generated_h, simple_generated_c): Move earlier.
13421 (generated_files): New variable.
13422 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13423 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13424 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13425 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13426 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13427 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13428 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13429 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13430 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13431 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13432 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13433 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13435 (COMPILE.base, COMPILE): New variables.
13436 (%.o): New pattern rule.
13437 (ALL_HOST_OBJS): New variable.
13438 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13439 (dummy-checksum.o, cc1-checksum.o): Remove.
13440 (DRIVER_SHLIB): New variable.
13441 (DRIVER_DEFINES): Use it.
13442 (gencondmd.c): Move out of build/.
13443 (s-conditions): Update.
13444 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13445 (ALL_BUILD_OBJS): Likewise.
13446 (build/%.o): Use BUILDCOMPILE.
13447 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13448 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13449 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13450 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13451 build/genconfig.o, build/genconstants.o, build/genemit.o,
13452 build/genextract.o, build/genflags.o, build/genmddeps.o,
13453 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13454 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13455 build/gen-protos.o, build/scan.o, build/fix-header.o,
13456 build/scan-decls.o): Simplify.
13457 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13458 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13459 prefix.o, toplev.o): Reduce to variable setting.
13460 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13461 ($(out_object_file), gcc-options.o): New targets.
13462 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13463 * configure: Rebuilt.
13464 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13465 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13467 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13469 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13470 complain when we hit an error, return ERROR_MARK_NODE.
13472 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13474 * config/sh/constraints.md (Pso, Psz): New constraints.
13475 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13476 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13478 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13480 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13481 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13483 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13485 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13486 (prefetch_sh2a): New.
13488 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13489 Naveen.H.S <naveen.hs@kpitcummins.com>
13491 * config/sh/constraints.md (I28): New constraint.
13492 * config/sh/sh.c (broken_move): Add support for movi20s.
13493 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13495 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13496 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13497 Naveen.H.S <naveen.hs@kpitcummins.com>
13499 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13500 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13501 (print_operand): Handle resbank in %@ operand code.
13502 (sh_encode_section_info): New.
13503 (push_regs): Add conditions for resbank.
13504 (sh_expand_epilogue): Likewise.
13505 (sh_insert_attributes): Likewise.
13506 (sh_attribute_table): Likewise.
13507 (sh_handle_resbank_handler_attribute): New.
13508 (sh2a_handle_function_vector_handler_attribute): New.
13509 (sh2a_is_function_vector_call): New.
13510 (sh2a_get_function_vector_number): New.
13511 (sh2a_function_vector_p): New.
13512 (sh_cfun_resbank_handler_p): New.
13513 * config/sh/sh.md (calli): Emit jsr/n if possible.
13514 (calli_tbr_rel): New.
13515 (calli_pcrel): Emit jsr/n if possible.
13516 (return_i): Emit rts/n if possible.
13517 (call_valuei_tbr_rel): New.
13518 (call_valuei_pcrel): Add condition for SH2A target.
13519 (call_value): Likewise.
13520 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
13521 (sh2a_get_function_vector_number): Likewise.
13522 (sh2a_is_function_vector_call): Likewise.
13523 * doc/extend.texi: Document TBR relative addressing of SH2A.
13524 (resbank): Add description for SH2A.
13526 2008-03-24 Richard Guenther <rguenther@suse.de>
13529 * gimplify.c (gimplify_modify_expr): For frontend type-correct
13530 pointer assignments change conversions according to middle-end rules.
13531 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
13532 * configure.ac: Include type checking in yes.
13533 * configure: Regenerate.
13535 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13537 * diagnostic.c (diagnostic_count_diagnostic): Delete.
13538 (diagnostic_report_diagnostic): Update. Handle ICEs here.
13540 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13542 * gthr-vxworks.h (UNUSED): Define.
13544 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
13546 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
13548 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
13550 * doc/extend.texi (Function Attributes): Add missing comma in the
13551 example of the "alloc_size" attribute.
13553 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
13556 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13558 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13561 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13564 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13565 of the underlying type of a MS bitfield layout to the natural
13566 alignment of the type.
13568 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13570 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13571 to their natural alignment to avoid store forwarding stalls.
13573 2008-03-22 Richard Guenther <rguenther@suse.de>
13575 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
13576 For PHI nodes verify the address is invariant.
13577 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
13578 (get_symbol_constant_value): Use is_gimple_min_invariant.
13579 (maybe_fold_stmt_indirect): Likewise.
13581 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
13583 PR rtl-optimization/33927
13584 * Makefile.in (dse.o): Depend on $(TM_P_H).
13585 * expr.h (extract_low_bits): Declare.
13586 * expmed.c (extract_low_bits): New function.
13587 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
13588 * dse.c: Include tm_p.h.
13589 (find_shift_sequence): Remove the read_reg argument and return the
13590 read value. Emit the instructions instead of returning them.
13591 Iterate on new_mode rather than calculating it each time.
13592 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
13593 source to NEW_MODE and extract_low_bits to convert the shifted
13594 value to READ_MODE.
13595 (replace_read): Allow the load and store to have different mode
13596 classes. Use extract_low_bits when SHIFT == 0. Create the shift
13597 or extraction instructions before trying the replacement. Update
13598 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
13600 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13602 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13603 to their natural alignment to avoid store forwarding stalls.
13605 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13608 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
13609 encouraging but not allowing gprs for input;
13610 change the input constraint to !f#r.
13611 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
13613 change the output constraint to !f#r.
13615 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
13618 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
13619 corresponding post-reload splitters.
13620 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
13621 when x87 FP math is selected.
13622 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
13623 New function prototype.
13624 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
13625 unreachable function to ease macroization of insn patterns.
13627 2008-03-21 Martin Jambor <mjambor@suse.cz>
13629 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
13630 reference dumps if ddr is NULL or dependence is unknown.
13632 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13634 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
13635 unsigned extension into account.
13636 (ATOMIC_COMPARE_AND_SWAP): Likewise.
13637 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
13638 Do computations on a scratch register.
13640 2008-03-21 Richard Guenther <rguenther@suse.de>
13642 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13643 Use is_gimple_min_invariant instead of TREE_INVARIANT.
13644 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13645 * tree-ssa-dom.c (record_equality): Likewise.
13646 * tree-inline.c (copy_body_r): Likewise.
13647 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
13650 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13652 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
13653 as 'delete_unused' argument.
13655 2008-03-20 Richard Guenther <rguenther@suse.de>
13657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13658 special casing of constant qualifiers.
13659 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
13660 care about them in general.
13661 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
13662 regardless of their type.
13663 (fold_stmt_r): Forcefully fold *& if we end up with that.
13665 2008-03-20 Paul Brook <paul@codesourcery.com>
13667 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
13668 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
13670 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
13672 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
13673 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
13675 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
13677 * common.opt (Wmudflap): New option.
13678 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
13679 (mx_register_decls): Likewise.
13680 (mudflap_finish_file): Likewise.
13681 * doc/invoke.texi: Document -Wno-mudflap.
13683 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
13685 * c-format.c (replace_format_name_to_system_name): New.
13686 (cmp_attribs): New.
13687 (convert_format_name_to_system_name): New.
13688 (decode_format_attr): Add use of convert_format_name_to_system_name.
13689 (format_types_orig): Add gnu_ prefix to names.
13690 (check_format_info_main): Special treating of \0 escaped names for
13691 supporting multi-character format specifiers as I32, I64.
13692 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
13693 (gnu_target_overrides_format_attributes): New.
13694 * c-format.h: Add structure target_ovr_attr to hold
13695 system specific formatter names.
13696 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
13697 msformat-c.o file to c_target_objs and cxx_target_objs.
13698 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13699 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
13700 (TARGET_N_FORMAT_TYPES): New.
13701 * config/i386/msformat-c.c: New.
13702 * config/i386/t-cygming: Add build rule for msformat-c.o.
13703 * doc/extend.texi: Add new format names gnu_* and ms_* and
13705 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13707 2008-03-20 Ira Rosen <irar@il.ibm.com>
13709 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
13710 optimizations turned on under -O3.
13711 (ftree-vectorize): Add that the flag is turned on with -O3.
13713 2008-03-20 Ben Elliston <bje@au.ibm.com>
13715 * regmove.c (try_auto_increment): Fix spelling error in comment.
13716 * final.c (final_scan_insn): Likewise.
13718 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
13721 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
13722 allocator preferences for "y" and "r" class registers.
13723 ("*mov<mode>_internal"): Ditto.
13724 ("*movv2sf_internal_rex64"): Ditto.
13725 ("*movv2sf_internal"): Ditto.
13727 2008-03-19 Michael Matz <matz@suse.de>
13729 PR middle-end/35616
13730 * calls.c (expand_call): Check overlap of arguments with call
13731 address for sibcalls.
13733 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13736 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13737 of the underlying type of a MS bitfield layout to the natural
13738 alignment of the type.
13740 2008-03-19 Jan Hubicka <jh@suse.cz>
13743 * toplev.c (decode_d_option): Handle all CPP flags.
13744 * tree-vrp.c: Update tree_pass descriptors.
13745 * regrename.c: Update tree_pass descriptors.
13746 * fwprop.c: Update tree_pass descriptors.
13747 * doc/invoke.texi: Remove documentation of dropped -d? flags.
13748 * tree-into-ssa.c: Update tree_pass descriptors.
13749 * tree-dump.c: Update tree_pass descriptors.
13750 * tree-complex.c: Update tree_pass descriptors.
13751 * tree-dump.h: Update tree_pass descriptors.
13752 * see.c: Update tree_pass descriptors.
13753 * cgraphbuild.c: Update tree_pass descriptors.
13754 * tracer.c: Update tree_pass descriptors.
13755 * tree-loop-distribution.c: Update tree_pass descriptors.
13756 * cgraph.c: Update tree_pass descriptors.
13757 * postreload-gcse.c: Update tree_pass descriptors.
13758 * postreload.c: Update tree_pass descriptors.
13759 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
13760 * tree-tailcall.c: Update tree_pass descriptors.
13761 * tree-pass.h (tree_opt_pass): Rename to ...
13762 (opt_pass) ... this one; add "type" field and remove letter field.
13763 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
13764 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
13765 all_lowering_passes): Update declaration.
13766 * ipa-cp.c: Update tree_pass descriptors.
13767 * final.c: Update tree_pass descriptors.
13768 * omp-low.c: Update tree_pass descriptors.
13769 * tree-ssa-dse.c: Update tree_pass descriptors.
13770 * ipa-reference.c: Update tree_pass descriptors.
13771 * tree-ssa-uncprop.c: Update tree_pass descriptors.
13772 * auto-inc-dec.c: Update tree_pass descriptors.
13773 * reorg.c: Update tree_pass descriptors.
13774 * cgraphunit.c: Update tree_pass descriptors.
13775 * tree-ssa-copyrename.c: Update tree_pass descriptors.
13776 * tree-ssa-ccp.c: Update tree_pass descriptors.
13777 * df-core.c: Update tree_pass descriptors.
13778 * mode-switching.c: Update tree_pass descriptors.
13779 * tree-nomudflap.c: Update tree_pass descriptors.
13780 * modulo-sched.c: Update tree_pass descriptors.
13781 * ipa-pure-const.c: Update tree_pass descriptors.
13782 * cse.c: Update tree_pass descriptors.
13783 * web.c: Update tree_pass descriptors.
13784 * tree-stdarg.c: Update tree_pass descriptors.
13785 * tree-ssa-math-opts.c: Update tree_pass descriptors.
13786 * tree-ssa-dom.c: Update tree_pass descriptors.
13787 * tree-nrv.c: Update tree_pass descriptors.
13788 * tree-ssa-alias.c: Update tree_pass descriptors.
13789 * loop-init.c: Update tree_pass descriptors.
13790 * gimple-low.c: Update tree_pass descriptors.
13791 * ipa-inline.c: Update tree_pass descriptors.
13792 * tree-ssa-sink.c: Update tree_pass descriptors.
13793 * global.c: Update tree_pass descriptors.
13794 * ifcvt.c: Update tree_pass descriptors.
13795 * jump.c: Update tree_pass descriptors.
13796 * predict.c: Update tree_pass descriptors.
13797 * tree-ssa-loop.c: Update tree_pass descriptors.
13798 * recog.c: Update tree_pass descriptors.
13799 * dse.c: Update tree_pass descriptors.
13800 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
13801 * tree-eh.c: Update tree_pass descriptors.
13802 * regmove.c: Update tree_pass descriptors.
13804 * function.c: Update tree_pass descriptors.
13805 * tree-vectorizer.c: Update tree_pass descriptors.
13806 * gcse.c: Update tree_pass descriptors.
13807 * ipa-type-escape.c: Update tree_pass descriptors.
13808 * tree-if-conv.c: Update tree_pass descriptors.
13809 * init-regs.c: Update tree_pass descriptors.
13810 * ipa.c: Update tree_pass descriptors.
13811 * tree-ssa-phiopt.c: Update tree_pass descriptors.
13812 * rtl-factoring.c: Update tree_pass descriptors.
13813 * lower-subreg.c: Update tree_pass descriptors.
13814 * bt-load.c: Update tree_pass descriptors.
13815 * tree-dfa.c: Update tree_pass descriptors.
13816 * except.c: Update tree_pass descriptors.
13817 * emit-rtl.c: Update tree_pass descriptors.
13818 * cfgexpand.c: Update tree_pass descriptors.
13819 * tree-cfgcleanup.c: Update tree_pass descriptors.
13820 * cfgcleanup.c: Update tree_pass descriptors.
13821 * tree-ssa-pre.c: Update tree_pass descriptors.
13822 * tree-sra.c: Update tree_pass descriptors.
13823 * tree-mudflap.c: Update tree_pass descriptors.
13824 * tree-ssa-copy.c: Update tree_pass descriptors.
13825 * cfglayout.c: Update tree_pass descriptors.
13826 * tree-ssa-forwprop.c: Update tree_pass descriptors.
13827 * tree-ssa-dce.c: Update tree_pass descriptors.
13828 * tree-ssa.c: Update tree_pass descriptors.
13829 * regclass.c: Update tree_pass descriptors.
13830 * integrate.c: Update tree_pass descriptors.
13831 * tree-optimize.c: Update tree_pass descriptors.
13832 * tree-ssa-phiprop.c: Update tree_pass descriptors.
13833 * tree-object-size.c: Update tree_pass descriptors.
13834 * combine.c: Update tree_pass descriptors.
13835 * tree-outof-ssa.c: Update tree_pass descriptors.
13836 * bb-reorder.c: Update tree_pass descriptors.
13837 * stack-ptr-mod.c: Update tree_pass descriptors.
13838 * var-tracking.c: Update tree_pass descriptors.
13839 * tree-profile.c: Update tree_pass descriptors.
13840 * tree-vect-generic.c: Update tree_pass descriptors.
13841 * reg-stack.c: Update tree_pass descriptors.
13842 * sched-rgn.c: Update tree_pass descriptors.
13843 * tree-ssa-structalias.c: Update tree_pass descriptors.
13844 * tree-cfg.c: Update tree_pass descriptors.
13845 * passes.c (current_pass): Update declaration.
13846 (finish_optimization_passes): Update.
13847 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
13848 (register_one_dump_file, register_dump_files_1, next_pass_1):
13850 (init_optimization_passes): Update handling of new types.
13851 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
13852 * ipa-struct-reorg.c: Update tree_pass descriptors.
13853 * tree-ssa-reassoc.c: Update tree_pass descriptors.
13854 * combine-stack-adj.c: Update tree_pass descriptors.
13855 * cfgrtl.c: Update tree_pass descriptors.
13856 * dce.c: Update tree_pass descriptors.
13857 * tree-ssanames.c: Update tree_pass descriptors.
13859 2008-03-19 Richard Guenther <rguenther@suse.de>
13861 PR middle-end/35609
13862 * tree-ssa.c (walk_data): New structure.
13863 (warn_uninitialized_var): If not always_executed warn with "maybe"
13865 (execute_early_warn_uninitialized): Compute post-dominators.
13866 Initialize always_executed before processing each basic block.
13868 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13871 * config/i386/i386.c (x86_this_parameter): Calculate correct location
13872 of "this" pointer when "regparm = N" or "fastcall" is in effect.
13874 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13876 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
13878 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
13880 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
13882 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
13883 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
13884 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
13885 target after ignore has been set, and move there also the commputation
13886 of subtarget and original_target.
13887 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
13888 (LANG_HOOKS_INITIALIZER): Remove it.
13889 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
13891 2008-03-18 Richard Guenther <rguenther@suse.de>
13893 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
13894 found an expression with constants, note that in the VN for the lhs.
13895 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
13896 fold them to constants if possible. Run cleanup_cfg if done so.
13897 (execute_pre): Return todo.
13898 (do_pre): Likewise.
13899 (execute_fre): Likewise.
13900 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
13902 (get_prop_source_stmt): Look through pointer conversions.
13904 2008-03-18 Jan Hubicka <jh@suse.cz>
13906 * tree-pretty-print.c: Include predict.h.
13907 (dump_generic_node): Dump predictor.
13908 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
13909 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
13910 * gimple-low.c (lower_stmt): Likewise.
13911 * expr.c (expand_expr_real): Likewise.
13912 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
13914 (build_predict_expr, build_predict_expr): New.
13915 * predict.h (predictor_name, build_predict_expr): Update.
13916 * c-typeck.c (c_finish_bc_stmt): Add prediction.
13917 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
13918 * predict.def (PRED_CONTINUE): Update hitrate.
13919 * tree.def (PREDICT_EXPR): Define.
13920 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
13921 do not handle BIND_EXPR.
13922 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
13923 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
13924 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
13927 2008-03-18 Michael Matz <matz@suse.de>
13929 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
13931 2008-03-18 Richard Guenther <rguenther@suse.de>
13933 * tree-gimple.h (is_gimple_invariant_address): Declare.
13934 (is_gimple_constant): Likewise.
13935 * tree-gimple.c (is_gimple_constant): New function.
13936 (is_gimple_invariant_address): Likewise.
13937 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
13938 and is_gimple_invariant_address.
13939 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
13941 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
13942 an addressable base.
13944 2008-03-18 Jakub Jelinek <jakub@redhat.com>
13946 PR middle-end/35611
13947 * gimplify.c (gimplify_expr): Gimplify second operand of
13950 2008-03-17 Richard Guenther <rguenther@suse.de>
13952 PR tree-optimization/19637
13953 * fold-const.c (fold_unary): Remove restrictions of removing
13954 intermediate pointer-conversions (P2)(P1)P0.
13955 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
13956 conversion to void pointer.
13957 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
13959 2008-03-16 James E. Wilson <wilson@tuliptree.org>
13962 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
13963 emulated thread local variables.
13965 2008-03-16 Richard Guenther <rguenther@suse.de>
13967 PR middle-end/35607
13968 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
13969 expand TREE_INVARIANT operations that are not gimple invariant.
13971 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
13973 * doc/extend.texi (Alignment): Say that the ABI controls
13974 the __alignof__ for non-strict-alignment targets rather
13975 than being a recommendation.
13977 2008-03-15 Paul Brook <paul@codesourcery.com>
13979 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
13981 (arm_output_fn_unwind): Mark functions that can not be unwound.
13983 2008-03-15 Paul Brook <paul@codesourcery.com>
13985 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
13986 extension instructions.
13988 2008-03-15 Richard Guenther <rguenther@suse.de>
13990 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
13991 and fold constant aggregate refs.
13992 (fold_const_aggregate_ref): Handle string constants
13993 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
13994 (evaluate_stmt): Simplify now that ccp_fold folds constant
13997 2008-03-15 Paul Brook <paul@codesourcery.com>
13999 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14000 (extzv): Use gen_extzv_t2.
14001 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14003 2008-03-15 Richard Guenther <rguenther@suse.de>
14005 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14006 (fold_const_aggregate_ref): Likewise.
14007 (get_value): Return NULL if we don't have any values.
14008 (ccp_finalize): Set const_val to NULL after freeing it.
14009 * tree-flow.h (get_symbol_constant_value): Declare.
14010 (fold_const_aggregate_ref): Likewise.
14011 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14013 2008-03-15 Richard Guenther <rguenther@suse.de>
14015 PR middle-end/35593
14016 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14017 to not produce negative array indices if not allowed. Add
14018 parameter to indicate that.
14019 (maybe_fold_offset_to_component_ref): Allow negative array
14020 indices only for the first member of a structure.
14021 (maybe_fold_offset_to_reference): Allow negative array indices.
14022 (maybe_fold_stmt_addition): Likewise.
14024 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14025 Anatoly Sokolov <aesok@post.ru>
14027 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14028 (avr_arch): Add ARCH_AVR6.
14029 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14030 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14031 instead of fixed value 2.
14032 (print_operand_address): Use gs() asm specifier instead of pm().
14033 (avr_assemble_integer): (Ditto.).
14034 (avr_output_addr_vec_elt): (Ditto.).
14035 (print_operand): Handle "!" code.
14036 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14037 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14038 (AVR_HAVE_EIJMP_EICALL): Define.
14039 (AVR_3_BYTE_PC): Redefine.
14040 (AVR_2_BYTE_PC): (Ditto.).
14041 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14042 (LINK_SPEC): Add atmega2560 and atmega2561.
14043 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14045 * config/avr/avr.md (call_insn): Use eicall instead of icall
14046 for 3 byte PC devices.
14047 (call_value_insn): (Ditto.).
14048 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14049 (indirect_jump): Use only for for 2 byte PC devices.
14050 (*tablejump): (Ditto.).
14051 (*indirect_jump_avr6): Add insn.
14052 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14053 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14054 instead of ijmp for 3 byte PC devices.
14055 (__tablejump2__): (Ditto.).
14056 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14057 (MULITLIB_DIRNAMES): (Ditto.).
14058 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14060 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14062 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14063 "sse2_umulsidi3". Use V1DI mode for operand 0.
14064 ("mmx_psadbw"): Use V1DI mode for operand 0.
14065 * config/i386/i386-modes.def (V1SI): New vector mode.
14066 * config/i386/i386.c (struct builtin_description)
14067 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14068 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14069 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14070 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14071 v1di_ftype_v8qi_v8qi type.
14072 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14074 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14075 __builtin_ia32_pmuludq]: Fix the mode of return value.
14077 2008-03-15 Richard Guenther <rguenther@suse.de>
14079 PR middle-end/35595
14080 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14083 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14085 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14086 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14087 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14088 unless TARGET_SERIALIZE_VOLATILE is enabled.
14089 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14090 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14091 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14093 2008-03-14 Richard Guenther <rguenther@suse.de>
14095 PR tree-optimization/34172
14096 * tree-flow.h (refs_may_alias_p): Declare.
14097 (get_single_def_stmt): Likewise.
14098 (get_single_def_stmt_from_phi): Likewise.
14099 (get_single_def_stmt_with_phi): Likewise.
14100 * tree-dfa.c (refs_may_alias_p): New function.
14101 (get_single_def_stmt): Likewise.
14102 (get_single_def_stmt_from_phi): Likewise.
14103 (get_single_def_stmt_with_phi): Likewise.
14104 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14105 (vn_reference_lookup_1): New helper function.
14106 (vn_reference_lookup): Walk the virtual use-def chain to
14107 continue searching for a match if the def does not alias the
14108 reference we are looking for.
14110 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14112 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14113 archive and Perzl. Update The Written Word listing.
14115 2008-03-14 Richard Guenther <rguenther@suse.de>
14117 PR tree-optimization/34043
14118 PR tree-optimization/33989
14119 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14121 (bitmap_find_leader): Use extra argument to verify dominance
14122 relationship inside a basic-block.
14123 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14124 (find_leader_in_sets): Adjust.
14125 (create_component_ref_by_pieces): Take extra argument for
14126 dominance check, handle lookup failures.
14127 (find_or_generate_expression): Likewise.
14128 (create_expression_by_pieces): Likewise.
14129 (insert_into_preds_of_block): Adjust.
14130 (create_value_expr_from): If asked for, verify all operands
14131 are in the blocks AVAIL_OUT set.
14132 (make_values_for_stmt): Check for SSA_NAMEs that are life
14133 over an abnormal edge.
14134 (compute_avail): Remove such check.
14135 (do_SCCVN_insertion): New function.
14136 (eliminate): If we do not find a leader suitable for replacement
14137 insert a replacement expression from SCCVN if available.
14138 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14139 (struct vn_ssa_aux): Add needs_insertion flag.
14140 * tree-ssa-sccvn.c (may_insert): New global flag.
14141 (copy_reference_ops_from_ref): Value-number union member access
14142 based on its size, not type and member if insertion is allowed.
14143 (visit_reference_op_load): For a weak match from union type
14144 punning lookup a view-converted value and insert a SSA_NAME
14145 for that value if that is not found.
14146 (visit_use): Make dumps shorter. Do not disallow value numbering
14147 SSA_NAMEs that are life over an abnormal edge to constants.
14148 (free_scc_vn): Release inserted SSA_NAMEs.
14149 (run_scc_vn): New flag to specify whether insertion is allowed.
14150 Process SSA_NAMEs in forward order.
14151 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14152 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14153 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14154 pointer type to/from integral types that do not change the
14155 precision to regular conversions.
14157 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14159 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14160 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14161 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14162 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14163 input arguments and the mode of return value. Built-in functions
14164 that operate on whole 64-bit MMX register now use V1DI mode.
14166 2008-03-13 Alon Dayan <alond@il.ibm.com>
14167 Olga Golovanevsky <olga@il.ibm.com>
14169 PR tree-optimization/35041
14170 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14171 to locate the right position in a statement.
14173 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14177 * config/i386/xmmintrin.h: Change all static inline functions to
14178 extern inline and add __gnu_inline__ attribute.
14179 * config/i386/bmintrin.h: Ditto.
14180 * config/i386/smmintrin.h: Ditto.
14181 * config/i386/tmmintrin.h: Ditto.
14182 * config/i386/mmintrin-common.h: Ditto.
14183 * config/i386/ammintrin.h: Ditto.
14184 * config/i386/emmintrin.h: Ditto.
14185 * config/i386/pmmintrin.h: Ditto.
14186 * config/i386/mmintrin.h: Ditto.
14187 * config/i386/mm3dnow.h: Ditto.
14189 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14191 PR middle-end/35185
14192 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14193 (lower_omp_2): New function.
14194 (lower_omp_1, lower_omp): Rewritten.
14196 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14199 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14200 with the phrase "Microsoft Windows compilers".
14201 (Push/Pop Macro Pragmas): New subsection. Document
14202 #pragma push_macro and pragma pop_macro.
14204 2008-03-12 Paul Brook <paul@codesourcery.com>
14206 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14208 2008-03-12 Paul Brook <paul@codesourcery.com>
14210 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14211 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14212 (thumb2_addsi_shortim): Rename ...
14213 (thumb2_addsi_short): ... to this. Allow register operands.
14214 (thumb2_subsi_short): New pattern.
14215 (thumb2_one_cmplsi2_short,
14216 thumb2_negsi2_short): New patterns and peepholes.
14218 2008-03-12 Paul Brook <paul@codesourcery.com>
14220 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14222 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14224 * config/i386/i386.md (int_cond): New code iterator.
14226 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14227 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14228 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14229 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14230 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14231 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14232 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14233 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14235 2008-03-12 Paul Brook <paul@codesourcery.com>
14237 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14238 instead of {arm,thumb}_compute_save_reg_mask.
14239 (output_return_instruction): Ditto.
14240 (thumb_unexpanded_epilogue): Ditto.
14241 (thumb1_expand_prologue): Ditto.
14242 (thumb1_output_function_prologue): Ditto.
14243 (arm_set_return_address): Ditto.
14244 (thumb_set_return_address): Ditto.
14245 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14246 regs to achieve stack alignment.
14247 (thumb1_compute_save_reg_mask): Fix compiler warning.
14248 (arm_output_epilogue): Use offsets->saved_regs_mask.
14249 Adjust stack pointer by poping call clobered registers.
14250 (arm_expand_prologue): Use offsets->saved_regs_mask.
14251 Adjust stack pointer by pushing extra registers.
14252 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14254 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14257 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14258 conversion to the operands of a multiplication.
14260 2008-03-12 Richard Guenther <rguenther@suse.de>
14262 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14263 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14264 * timevar.def (TV_TREE_PHIPROP): Add.
14265 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14266 pass description. Use TV_TREE_PHIPROP.
14267 * tree-ssa-forwprop.c: Remove phiprop code.
14269 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14271 PR middle-end/35549
14272 * omp-low.c (maybe_lookup_decl): Constify first argument.
14273 (use_pointer_for_field): Change last argument from bool to
14274 omp_context *. Disallow shared copy-in/out in nested
14275 parallel if decl is shared in outer parallel too.
14276 (build_outer_var_ref, scan_sharing_clauses,
14277 lower_rec_input_clauses, lower_copyprivate_clauses,
14278 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14280 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14281 Ira Rosen <irar@il.ibm.com>
14283 * tree-vectorizer.c (free_stmt_vec_info): New function.
14284 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14285 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14286 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14287 * tree-vect-transform.c (vectorizable_conversion): Free
14288 vec_oprnds0 if it was allocated.
14289 (vect_permute_store_chain): Remove unused VECs.
14290 (vectorizable_store): Free VECs that are allocated in the..
14292 (vect_transform_strided_load, vectorizable_load): Likewise.
14293 (vect_remove_stores): Simplify the code.
14294 (vect_transform_loop): Move code to vect_remove_stores().
14295 Call vect_remove_stores() and free_stmt_vec_info().
14297 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14299 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14300 TARGET_HPUX. Revise comment.
14301 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14302 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14303 Use sr4 variant of `be' instruction when not generating PIC code.
14304 (attr_length_call): Adjust for above change.
14306 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14308 * ipa-reference.c (static_execute): Remove module_statics_const and
14309 associated setting code.
14311 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14314 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14315 predicate for operand 1.
14316 (paritysi2_cmp): Use register_operand predicate for operand 2.
14317 Use earlyclobber modifier for operand 1. Remove support for
14319 (paritydi2_cmp): Use register_operand predicate for operand 3.
14320 Use earlyclobber modifier for operand 1. Remove support for
14323 2008-03-11 Paul Brook <paul@codesourcery.com>
14324 Vladimir Prus <vladimir@codesourcery.com>
14326 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14327 (arm_compute_save_reg0_reg12_mask): Always
14328 check if register 11 must be saved. Always safe hard frame pointer
14329 when frame_pointer_needeed.
14330 (arm_compute_save_reg_mask): Save IP and PC
14331 only with apcs frames.
14332 (arm_output_epilogue): Adjust Thumb2 codepath to
14333 be also invoked and work for ARM non-apcs frames.
14334 (arm_expand_prologue): Don't bother saving IP
14335 for non-apcs frame, since it's not clobbered by
14336 prologue code. Implement non-apcs frame
14339 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14341 PR rtl-optimization/35281
14342 * expr.c (convert_move): Use a new pseudo for the intermediate
14343 from_mode->word_mode result.
14345 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14347 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14348 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14349 * toplev.c (compile_file): Don't call it.
14351 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14353 PR middle-end/35526
14354 * expr.c (store_expr): Call emit_block_move if the mode
14355 of "temp" RTX is BLKmode.
14357 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14358 Richard Guenther <rguenther@suse.de>
14360 PR tree-optimization/31358
14361 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14362 the step with a NULL_TREE.
14363 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14364 to sizetype if type is a pointer type.
14365 (add_candidate_1): Don't convert the base and step to
14366 the generic type if the orginal type is a pointer type.
14367 (add_iv_value_candidates): Use sizetype for the step
14368 if type is a pointer type.
14369 (cand_value_at): Likewise.
14370 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14372 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14373 Don't convert the tem affine to the type.
14374 (add_elt_to_tree): Use sizetype for the step if a pointer.
14375 Use POINTER_PLUS_EXPR for pointers.
14376 (aff_combination_to_tree): Use sizetype for the step if a
14379 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14381 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14382 Remove commutativity hint.
14384 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14388 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14389 errorneous type. Check that v is a VAR_DECL.
14391 PR middle-end/35099
14392 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14394 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14396 PR tree-optimization/35494
14397 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14398 may be overriden at link and run time.
14400 2008-03-10 Richard Guenther <rguenther@suse.de>
14402 PR tree-optimization/34677
14403 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14404 (poolify_tree): Likewise.
14405 (modify_expr_template): Likewise.
14406 (poolify_modify_stmt): Likewise.
14407 (insert_fake_stores): Handle all component-ref style stores
14408 in addition to INDIRECT_REF. Also handle complex types.
14409 Do not poolify the inserted load.
14410 (realify_fake_stores): Do not rebuild the tree but only
14411 make it a SSA_NAME copy.
14412 (init_pre): Remove initialzation of modify_expr_template.
14413 Do not allocate modify_expr_node_pool.
14414 (fini_pre): Do not free modify_expr_node_pool.
14416 2008-03-10 Paul Brook <paul@codesourcery.com>
14418 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14419 to avoid conflicts.
14421 2008-03-10 Paul Brook <paul@codesourcery.com>
14422 Mark Shinwell <shinwell@codesourcery.com>
14424 * config/arm/cortex-r4.md: New.
14425 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14427 * config/arm/arm.md: Include cortex-r4.md.
14428 (insn): Add smmls, sdiv and udiv values.
14429 (generic_sched): Don't use generic scheduling for Cortex-R4.
14430 (arm_issue_rate): New function.
14431 (TARGET_SCHED_ISSUE_RATE): Define.
14433 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14435 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14437 2008-03-10 Richard Guenther <rguenther@suse.de>
14439 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14440 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14442 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14444 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14445 Set default to true.
14447 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14449 * c.opt (Wsynth): Deprecate.
14450 * doc/invoke.texi (Option Summary, Warning Options): Document
14451 -Wno-format-contains-nul.
14453 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14456 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14457 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14459 2008-03-09 Ira Rosen <irar@il.ibm.com>
14461 * config/rs6000/rs6000.c (builtin_description): Rename vector
14462 left shift operations.
14463 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14464 (altivec_vsl<VI_char>): Rename to ...
14465 (ashl<mode>3): ... new name.
14466 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14468 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14470 2008-03-08 Richard Guenther <rguenther@suse.de>
14472 * coverage.h (tree_coverage_counter_addr): Declare.
14473 * coverage.c (tree_coverage_counter_addr): New function.
14474 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14475 before using again.
14476 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14477 (tree_gen_one_value_profiler): Likewise.
14478 (tree_gen_ic_profiler): Likewise.
14479 (tree_gen_average_profiler): Likewise.
14480 (tree_gen_ior_profiler): Likewise.
14482 2008-03-08 Richard Guenther <rguenther@suse.de>
14484 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14485 (vn_binary_op_insert): Likewise.
14486 (vn_unary_op_lookup): Likewise.
14487 (vn_unary_op_insert): Likewise.
14488 (vn_nary_op_lookup): Declare.
14489 (vn_nary_op_insert): Likewise.
14490 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14491 and binary hashes, use a single obstack for unary_op_pool
14492 and binary_op_pool.
14493 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14494 a single struct vn_nary_op_s. Store tree code length and
14495 a variable number of operands.
14496 (struct vn_reference_op_struct): Remove unused op2.
14497 (vn_reference_op_eq): Do not compare op2.
14498 (vn_reference_op_compute_hash): Do not compute hash of op2.
14499 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14500 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14501 with vn_nary_op_compute_hash.
14502 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14503 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
14505 (vn_unary_op_insert, vn_binary_op_insert): Replace with
14507 (visit_unary_op): Call nary functions.
14508 (visit_binary_op): Likewise.
14509 (process_scc): Adjust for struct vn_tables_s changes.
14510 (allocate_vn_table): Likewise.
14511 (free_vn_table): Likewise.
14512 * tree-vn.c (vn_add): Call nary functions.
14513 (vn_lookup): Likewise.
14515 2008-03-08 Jakub Jelinek <jakub@redhat.com>
14518 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
14519 wdst back after sync_compare_and_swapqhi_internal.
14521 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
14524 * config/i386/i386-modes.def (V1DI): New vector mode.
14525 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
14526 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14527 (MMXMODE248): Ditto.
14528 (MMXMODE): Add V1DI mode.
14529 (mmxvecsize): Change DI mode to V1DI mode.
14530 ("mov<mode>): Use MMXMODEI8 mode iterator.
14531 ("*mov<mode>_internal_rex64"): Ditto.
14532 ("*mov<mode>_internal"): Ditto.
14533 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
14534 ("mmx_sub<mode>3"): Ditto.
14535 ("mmx_adddi3"): Remove insn pattern.
14536 ("mmx_subdi3"): Ditto.
14537 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
14538 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
14539 ("mmx_ashl<mode>3"): Ditto.
14540 ("mmx_lshrdi3"): Remove insn pattern.
14541 ("mmx_ashldi3"): Ditto.
14542 * config/i386/i386.c (classify_argument): Handle V1DImode.
14543 (function_arg_advance_32): Ditto.
14544 (function_arg_32): Ditto.
14545 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
14546 mmx_addv1di3 insn pattern.
14547 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
14548 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
14549 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
14550 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
14551 Remove definitions of built-in functions.
14552 (V1DI_type_node): New node.
14553 (v1di_ftype_v1di_int): Ditto.
14554 (v1di_ftype_v1di_v1di): Ditto.
14555 (v2si_ftype_v2si_si): Ditto.
14556 (v4hi_ftype_v4hi_di): Remove node.
14557 (v2si_ftype_v2si_di): Ditto.
14558 (ix86_init_mmx_sse_builtins): Handle V1DImode.
14559 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
14560 Redefine builtins using def_builtin_const with *_ftype_*_int node.
14561 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
14562 Add new builtins using def_builtin_const.
14563 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
14564 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
14565 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
14566 * config/i386/mmintrin.h (__v1di): New typedef.
14567 (_mm_add_si64): Cast arguments to __v1di type.
14568 (_mm_sub_si64): Ditto.
14569 (_mm_sll_pi16): Cast __count to __v4hi type.
14570 (_mm_sll_pi32): Cast __count to __v2si type.
14571 (_mm_sll_si64): Cast arguments to __v1di type.
14572 (_mm_srl_pi16): Cast __count to __v4hi type.
14573 (_mm_srl_pi32): Cast __count to __v2si type.
14574 (_mm_srl_si64): Cast arguments to __v1di type.
14575 (_mm_sra_pi16): Cast __count to __v4hi type.
14576 (_mm_sra_pi32): Cast __count to __v2si type.
14577 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
14578 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
14579 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
14580 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
14581 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
14582 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
14583 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
14584 (_mm_srai_pi32): Use __builtin_ia32_psradi.
14585 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
14586 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14587 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14588 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
14590 2008-03-07 Joseph Myers <joseph@codesourcery.com>
14592 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
14594 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
14597 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
14598 reg+const addressing for Altivec modes. Don't generate reg+reg
14599 addressing for TFmode or TDmode quantities.
14601 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
14603 * c-common.c (vector_types_convertible_p): Call langhook
14604 instead of comptypes.
14606 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14609 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
14610 integral and scalar float variables which have a
14613 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
14615 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
14616 dwarf_register_span hook when emitting unwind information for
14617 register-to-memory saves.
14618 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
14619 (rs6000_frame_related): Remove call to spe_synthesize_frame.
14621 2008-03-06 Jakub Jelinek <jakub@redhat.com>
14623 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
14624 for the same VAR_DECL.
14626 2008-03-06 Tom Tromey <tromey@redhat.com>
14628 * treelang: Delete.
14629 * doc/standards.texi (Standards): Don't mention treelang.
14630 * doc/invoke.texi (Overall Options): Don't mention treelang.
14631 * doc/install.texi (Prerequisites): Don't mention bison or
14633 (Configuration): Don't mention treelang.
14634 (Building): Likewise.
14635 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
14637 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14639 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
14640 word-extractions out of a multi-word object.
14642 2008-03-06 Richard Guenther <rguenther@suse.de>
14644 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
14645 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
14646 result type and precision.
14647 * expr.c (get_inner_reference): Set unsignedp based on the result
14648 type of BIT_FIELD_REF.
14649 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
14650 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
14651 (try_instantiate_multiple_fields): Likewise. Use the correct type
14653 (sra_build_assignment): Likewise.
14654 (sra_build_elt_assignment): Likewise.
14655 (sra_explode_bitfield_assignment): Likewise.
14656 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
14657 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
14658 set BIT_FIELD_REF_UNSIGNED.
14659 (vectorizable_load): Likewise.
14661 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
14663 * cse.c (cse_extended_basic_block): Invalidate artificial defs
14666 2008-03-06 Richard Guenther <rguenther@suse.de>
14668 * alias.c (struct alias_set_entry): Move has_zero_child field
14669 to pack with alias_set.
14671 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14673 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14676 2008-03-05 Ian Lance Taylor <iant@google.com>
14678 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
14680 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
14682 * fwprop.c (update_df): Support width and offset parameters of
14684 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
14685 global_conflicts): Change DF_REF_EXTRACT to either
14686 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14687 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14688 * df-scan.c (df_ref_record, df_defs_record,
14689 df_ref_create_structure, df_def_record_1, df_uses_record,
14690 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
14691 df_bb_refs_collect, df_entry_block_defs_collect,
14692 df_exit_block_uses_collect): Support new width and offset fields.
14693 (ref_extract_pool): New storage pool.
14694 (df_free_ref): New function.
14695 (df_reg_chain_unlink, df_free_collection_rec,
14696 df_sort_and_compress_refs): Call df_free_ref.
14697 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
14699 (df_ref_create_structure): Allocate df_ref_extract if offset and
14700 width fields are used.
14701 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
14702 (df_uses_record): Get offset and width from ZERO_EXTRACT
14704 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
14705 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14706 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14707 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
14708 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14709 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14710 (df_ref_extract): New structure.
14711 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
14712 (df_ref_create): Add width and offset parameters.
14714 2008-03-05 Richard Guenther <rguenther@suse.de>
14716 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14717 Use ranges_overlap_p.
14718 (offset_overlaps_with_access): Rename
14719 to ranges_overlap_p and move ...
14720 * tree-flow-inline.h (ranges_overlap_p): ... here.
14722 * tree.h (get_inner_reference, handled_component_p): Update
14725 * tree.h (record_component_aliases, get_alias_set,
14726 alias_sets_conflict_p, alias_sets_must_conflict_p,
14727 objects_must_conflict_p): Move declarations ...
14728 * alias.h (record_component_aliases, get_alias_set,
14729 alias_sets_conflict_p, alias_sets_must_conflict_p,
14730 objects_must_conflict_p): ... here.
14731 Include coretypes.h.
14732 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
14734 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
14736 * cfg.c: Include tree-flow.h.
14737 (remove_edge_raw): Call redirect_edge_var_map_clear.
14738 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
14739 * tree-flow-inline.h (redirect_edge_var_map_def): New.
14740 (redirect_edge_var_map_result): New.
14741 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
14742 PENDING_STMT use with redirect_edge_var_map_*.
14743 * tree-ssa.c (edge_var_maps): New definition.
14744 (redirect_edge_var_map_add): New.
14745 (redirect_edge_var_map_clear): New.
14746 (redirect_edge_var_map_dup): New.
14747 (redirect_edge_var_map_vector): New.
14748 (redirect_edge_var_map_destroy): New.
14749 (ssa_redirect_edge): Replace PENDING_STMT use with
14750 redirect_edge_var_map_*.
14751 (flush_pending_stmts): Same.
14752 (delete_tree_ssa): Destroy edge var map.
14753 * tree-flow.h (struct _edge_var_map): New.
14754 Define edge_var_map vector type.
14755 Declare redirect_edge_var_map_* prototypes.
14756 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
14757 * tree-cfg.c (reinstall_phi_args): Replace
14758 PENDING_STMT use with redirect_edge_var_map_*.
14760 2008-03-05 Richard Guenther <rguenther@suse.de>
14762 PR tree-optimization/35472
14763 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
14764 whose single use_stmt has a overlapping set of loaded and
14765 stored symbols as that use_stmt might be a noop assignment then.
14767 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14769 * gthr-rtems.h: Implement __gthread_mutex_destroy.
14771 2008-03-05 Richard Guenther <rguenther@suse.de>
14774 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
14775 should be constants.
14776 * tree-cfg.c (verify_expr): Verify it.
14777 * fold-const.c (fold_truthop): Remove code generating
14778 BIT_FIELD_REFs of structure bases.
14779 (fold_binary): Likewise.
14780 (fold_ternary): Position and size of BIT_FIELD_REFs are
14781 always host integers.
14782 (make_bit_field_ref): Remove.
14783 (optimize_bit_field_compare): Remove.
14784 (all_ones_mask_p): Remove.
14786 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
14789 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
14790 (split_block_and_df_analyze): New. Split basic block and rebuild
14792 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
14794 (split_pattern_seq): Likewise.
14795 (erase_matching_seqs): Likewise.
14796 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
14798 2008-03-04 Geoff Keating <geoffk@apple.com>
14800 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
14801 declaration and code.
14802 (tree_invalid_nonnegative_warnv_p): Likewise.
14804 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
14806 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
14807 examples. Truncate option-names then causing overfull hbox.
14809 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14812 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
14814 * configure: Rebuilt.
14816 2008-03-04 Rafael Espindola <espindola@google.com>
14818 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
14819 (tree_unary_nonnegative_warnv_p): New.
14820 (tree_binary_nonnegative_warnv_p): New.
14821 (tree_single_nonnegative_warnv_p): New.
14822 (tree_invalid_nonnegative_warnv_p): New.
14823 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
14825 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14828 * opts.c (handle_option): Postpone 'unknown option' errors only for
14831 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
14834 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
14837 2008-03-04 Rafael Espindola <espindola@google.com>
14839 * fold-const.c (tree_unary_nonzero_warnv_p): New.
14840 (tree_binary_nonzero_warnv_p): New.
14841 (tree_single_nonzero_warnv_p): New.
14842 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
14844 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
14846 PR middle-end/35456
14847 * fold-const.c (fold_cond_expr_with_comparison): Prevent
14848 transformations for modes that have signed zeros.
14849 * ifcvt.c (noce_try_abs): Ditto.
14851 2008-03-04 Joseph Myers <joseph@codesourcery.com>
14853 * config/i386/i386.c (override_options): Force
14854 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
14856 2008-03-04 Jan Hubicka <jh@suse.cz>
14859 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
14862 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14864 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
14865 label to probe the stack.
14867 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14869 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
14870 (__gthr_win32_mutex_destroy): Declare.
14871 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
14872 __gthr_win32_mutex_destroy.
14873 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
14875 2008-03-03 Jan Hubicka <jh@suse.cz>
14878 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
14879 aggressive on inlining cold calls.
14881 2008-03-03 Richard Guenther <rguenther@suse.de>
14883 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
14884 struct copies into the expression table.
14885 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
14886 (try_to_simplify): Likewise.
14887 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
14888 integral and pointer arguments which do not change the
14889 precision to NOP_EXPRs.
14890 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
14891 VIEW_CONVERT_EXPR case.
14893 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
14895 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
14896 defined in a loop at depth 0 is invariant.
14897 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14898 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
14899 be called at loop depth 0.
14901 2008-03-02 Jakub Jelinek <jakub@redhat.com>
14904 * gcc.c (process_command): Update copyright notice dates.
14905 * gcov.c (print_version): Likewise.
14906 * gcov-dump.c (print_version): Likewise.
14907 * mips-tfile.c (main): Likewise.
14908 * mips-tdump.c (main): Likewise.
14910 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14913 * c-common.c (flag_permissive): Delete.
14914 (constant_expression_warnings): Check flags first.
14915 (constant_expression_error): New.
14916 * c-common.h (flag_permissive): Delete.
14917 (constant_expression_error): Declare.
14918 * flags.h (flag_permissive): Declare. Update description.
14919 * diagnostic.c (pedwarn): Update.
14921 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
14922 (permissive_error_kind): New.
14923 * toplev.c (flag_permissive): Define. Update description.
14924 * toplev.h (permissive_error_kind): Declare.
14925 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
14926 (pedwarn_c90): Use pedantic_warning_kind.
14927 * c-opts.c (c_common_post_options): flag_permissive does not affect
14928 flag_pedantic_errors.
14930 2008-03-02 Joseph Myers <joseph@codesourcery.com>
14932 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
14933 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
14934 __absvsi2, __absvDI2): Use unsigned arithmetic.
14936 2008-03-02 Andi Kleen <ak@suse.de>
14937 Richard Guenther <rguenther@suse.de>
14939 * struct-equiv.c: Remove file.
14940 * cfg_cleanup.c (condjump_equiv_p): Remove.
14941 * Makefile.in (OBJS-common): Remove struct-equiv.o.
14942 (struct-equiv.o): Remove rule.
14943 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
14944 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
14945 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
14947 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14949 * ifcvt.c (noce_process_if_block): Try to handle only the then
14950 block if the else block exists but isn't suitable.
14952 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14955 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
14956 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
14957 regression from previous patch.
14959 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14962 * gthr.h: Add __gthread_mutex_destroy as a function that must be
14964 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
14965 * gthr-single.h (__gthread_mutex_destroy): Likewise.
14966 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
14967 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
14968 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
14969 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
14970 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
14971 (__gthread_mutex_destroy_function): Rename to
14972 __gthread_mutex_destroy.
14973 * gthr-dce.h (__gthread_mutex_destroy): Call
14974 pthread_mutex_destroy.
14975 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
14976 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
14977 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
14979 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14981 * df-scan.c (df_ref_chain_change_bb): Simplify.
14982 (df_insn_change_bb): Add new_bb argument. Simplify. Call
14983 set_block_for_insn if there's any change.
14984 * df.h ((df_insn_change_bb): Fix prototype.
14985 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
14986 df_insn_change_bb, don't call set_block_for_insn.
14987 * emit-rtl.c (reorder_insns): Likewise.
14988 * haifa-sched.c (move_insn): Likewise.
14990 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14992 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
14994 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14996 * tree-flow-inline.h (next_readonly_imm_use): Return
14997 NULL_USE_OPERAND_P after the end.
14999 2008-03-01 Richard Guenther <rguenther@suse.de>
15001 PR tree-optimization/35411
15002 * tree-sra.c (sra_build_assignment): Split conversion to
15003 final type to a separate statement if we are not assigning
15006 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15008 * fold-const.c (fold_convertible_p): Correct the logic to follow
15009 that in fold_convert().
15011 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15014 * tree-inline.c (build_duplicate_type): When we make a
15015 duplicate type, make it unique in the canonical types system.
15017 2008-02-29 Tom Tromey <tromey@redhat.com>
15019 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15020 input_file_stack_history, input_file_stack_restored): Remove.
15021 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15022 * input.h (struct file_stack): Remove.
15023 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15024 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15026 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15028 (diagnostic_last_module_changed): Add 'map' argument.
15029 (diagnostic_set_last_function): Likewise.
15030 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15031 line map, not input_file_stack.
15032 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15034 2008-02-29 Paul Brook <paul@codesourcery.com>
15036 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15038 2008-02-29 Paul Brook <paul@codesourcery.com>
15040 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15042 2008-02-29 Richard Guenther <rguenther@suse.de>
15044 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15046 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15047 value for comparing for a store match.
15048 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15049 (try_to_simplify): Do not do a full-blown reference lookup.
15051 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15053 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15054 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15056 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15058 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15060 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15061 strides against cache sizes.
15063 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15065 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15068 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15070 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15071 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15072 is smaller than the original promoted value.
15073 (simplify_subreg): If OP is a SUBREG, try to preserve its
15074 SUBREG_PROMOTED_VAR_P information.
15076 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15078 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15079 (VN_INFO_GET): Allocate new objects on the obstack.
15080 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15081 for rpo_numbers_temp, for consistency.
15082 (free_scc_vn): Free the obstack.
15084 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15086 * doc/invoke.texi: Document -ftree-loop-distribution.
15087 * tree-loop-distribution.c: New.
15088 * tree-pass.h (pass_loop_distribution): New.
15089 * graphds.h (struct graph): Add htab_t indices.
15090 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15091 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15092 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15093 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15094 * tree-data-ref.c (debug_data_dependence_relations): New.
15095 (dump_data_dependence_relation): Also print data references.
15096 (free_data_ref): Extern.
15097 (same_access_functions): Moved...
15098 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15099 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15100 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15101 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15102 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15103 (stmts_from_loop): Skip LABEL_EXPR.
15104 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15106 (build_rdg): Initialize rdg->indices htab.
15107 (free_rdg, stores_from_loop, ref_base_address,
15108 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15109 have_similar_memory_accesses_1, ref_base_address_1,
15110 remove_similar_memory_refs): New.
15111 * tree-data-ref.h: Depend on tree-chrec.h.
15112 (debug_data_dependence_relations, free_data_ref): Declared.
15113 (same_access_functions): ... here.
15114 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15116 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15117 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15118 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15119 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15120 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15121 rdg_vertex_for_stmt): Declared.
15122 (struct rdg_edge): Add level.
15124 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15125 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15127 (rdg_has_similar_memory_accesses): New.
15128 * tree-vect-analyze.c: Remove unused static decls.
15129 * lambda.h (dependence_level): New.
15130 * common.opt (ftree-loop-distribution): New.
15131 * tree-flow.h (mark_virtual_ops_in_bb,
15132 slpeel_tree_duplicate_loop_to_edge_cfg,
15133 rename_variables_in_loop): Declared.
15134 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15135 (OBJS-common): Add tree-loop-distribution.o.
15136 (tree-loop-distribution.o): New rule.
15137 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15138 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15139 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15141 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15144 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15145 other than structures and unions.
15147 2008-02-28 Richard Guenther <rguenther@suse.de>
15150 2008-02-26 Richard Guenther <rguenther@suse.de>
15152 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15153 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15154 (lookup_decl_from_uid): Declare.
15155 (remove_decl_from_map): Likewise.
15156 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15157 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15158 (decl_for_uid_map): New global hashtable mapping DECL_UID
15160 (init_ttree): Allocate it.
15161 (insert_decl_to_uid_decl_map): New helper function.
15162 (make_node_stat): Insert new decls into the map.
15163 (copy_node_stat): Likewise.
15164 (lookup_decl_from_uid): New function.
15165 (remove_decl_from_map): Likewise.
15166 (print_decl_for_uid_map_statistics): New helper.
15167 (dump_tree_statistics): Call it.
15169 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15170 (referenced_var_iterator): Adjust.
15171 (FOR_EACH_REFERENCED_VAR): Adjust.
15172 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15173 (num_referenced_vars): Adjust.
15174 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15175 (first_referenced_var): Remove.
15176 (end_referenced_vars_p): Likewise.
15177 (next_referenced_var): Likewise.
15178 (referenced_var_iterator_set): New helper function.
15179 * tree-dfa.c (referenced_var_lookup): Adjust.
15180 (referenced_var_check_and_insert): Likewise.
15181 (remove_referenced_var): Likewise.
15182 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15183 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15184 (verify_call_clobbering): Likewise.
15185 (verify_memory_partitions): Likewise.
15186 (init_tree_ssa): Allocate bitmap instead of hashtable for
15188 (delete_tree_ssa): Adjust.
15189 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15190 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15191 (compute_tag_properties): Likewise.
15192 (set_initial_properties): Likewise.
15193 (find_partition_for): Likewise.
15194 (update_reference_counts): Likewise.
15195 (dump_may_aliases_for): Likewise.
15196 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15197 (add_call_clobber_ops): Likewise.
15198 (add_call_read_ops): Likewise.
15199 (get_asm_expr_operands): Likewise.
15200 * tree-into-ssa.c (dump_decl_set): Likewise.
15201 (update_ssa): Likewise.
15202 * tree-sra.c (scan_function): Likewise.
15203 (decide_instantiations): Likewise.
15204 (scalarize_parms): Likewise.
15205 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15206 (dsa_named_for): Likewise.
15207 * tree-ssa-structalias.c (update_alias_info): Likewise.
15208 (merge_smts_into): Likewise.
15210 2008-02-27 David Daney <ddaney@avtrex.com>
15213 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15214 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15215 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15216 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15217 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15219 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15222 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15223 (BUILT_IN_NEXTTOWARD): Remove.
15224 (BUILT_IN_NEXTTOWARDF): Ditto.
15225 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15226 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15228 2008-02-27 Tom Tromey <tromey@redhat.com>
15230 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15231 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15233 2008-02-27 Jan Beulich <jbeulich@novell.com>
15235 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15236 update the respective field on newdecl.
15238 2008-02-27 Revital Eres <eres@il.ibm.com>
15240 PR rtl-optimization/34999
15241 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15242 crossing edges that ends with a call insn.
15243 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15244 call insn and clear the EDGE_CROSSING flag of the crossing edge
15245 when fixing fallthru edges.
15247 2008-02-27 Richard Guenther <rguenther@suse.de>
15249 PR middle-end/35390
15250 * fold-const.c (fold_unary): Return the correct argument,
15251 converted to the result type.
15253 2008-02-27 Richard Guenther <rguenther@suse.de>
15255 PR middle-end/34971
15256 * expr.c (expand_expr_real_1): Assert on rotates that operate
15258 * fold-const.c (fold_binary): Use the types precision, not the
15259 bitsize of the mode if folding rotate expressions. Build rotates
15260 only for full modes.
15262 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15264 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15265 and CPP_PRAGMA_EOL.
15266 * c-pragma.c (pragma_ns_name): New typedef.
15267 (registered_pp_pragmas): New variable.
15268 (c_pp_lookup_pragma): New function.
15269 (c_register_pragma_1): If flag_preprocess_only, do nothing
15270 for non-expanded pragmas, for expanded ones push pragma's
15271 namespace and name into registered_pp_pragmas vector.
15272 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15273 flag_preprocess_only, don't register GCC pch_preprocess
15274 pragma if flag_preprocess_only.
15275 * c-opts.c (c_common_init): Call init_pragma even if
15276 flag_preprocess_only.
15277 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15278 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15279 cpp_register_pragma if flag_preprocess_only.
15281 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15284 * c-parser.c (c_parser_translation_unit): Warn for empty
15285 translation unit, not empty source file.
15287 2008-02-26 Paul Brook <paul@codesourcery.com>
15289 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15290 operand for Thumb-2.
15291 * config/arm/arm.h (reg_class): Add CORE_REGS.
15292 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15293 (BASE_REG_CLASS): Use CORE_REGS.
15294 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15295 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15296 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15297 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15298 ARM_REGNO_OK_FOR_INDEX_P.
15299 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15300 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15301 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15302 (ldm/stm peepholes): Ditto.
15303 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15304 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15305 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15306 * config/arm/constraints.md: Enable "k" constraint on ARM.
15308 2008-02-27 Ben Elliston <bje@au.ibm.com>
15310 * config/rs6000/rs6000.c: Annotate cache line size field in all
15311 instances of struct processor_costs.
15313 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15315 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15316 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15317 jump_bypass): New counters.
15318 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15319 * dce.c (gate_ud_dce): Same.
15320 (gate_fast_dce): Same.
15321 * dse.c (gate_dse1): New function.
15322 (gate_dse2): New function.
15323 (gate_dse): Merge results of new gate functions.
15324 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15325 (gate_handle_jump_bypass): Add dbg_cnt.
15326 (gate_handle_gcse): Add dbg_cnt.
15327 * ifcvt.c (gate_handle_if_conversion): Same.
15328 (gate_handle_if_after_combine): Same.
15329 (gate_handle_if_after_reload): Same.
15330 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15332 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15334 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15336 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15338 2008-02-26 Jason Merrill <jason@redhat.com>
15341 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15342 alone if it's the naming decl for the type's main variant.
15344 2008-02-26 Tom Tromey <tromey@redhat.com>
15346 * system.h (USE_MAPPED_LOCATION): Poison.
15347 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15348 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15349 (make_goto_expr_edges): Likewise.
15350 (remove_bb): Likewise.
15351 (execute_warn_function_return): Likewise.
15352 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15354 * c-common.c (fname_decl): Remove old location code.
15355 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15357 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15359 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15360 (gen_rtx_ASM_INPUT): Likewise.
15361 (gen_rtx_ASM_INPUT_loc): Likewise.
15362 (get_rtx_asm_OPERANDS): Remove.
15363 * cfglayout.c (insn_locators_alloc): Remove old location code.
15364 (set_curr_insn_source_location): Likewise.
15365 (curr_insn_locator): Likewise.
15366 * print-tree.c (print_node): Remove old location code.
15367 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15368 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15369 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15370 location_from_locus.
15371 (construct_exit_block): Remove old location code.
15372 * emit-rtl.c (force_next_line_note): Remove old location code.
15373 * profile.c (branch_prob): Remove old location code.
15374 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15375 LOC_LINE): Remove old-location variants.
15376 * langhooks.c (lhd_print_error_function): Remove old location
15378 * configure, config.in: Rebuilt.
15379 * configure.ac (--enable-mapped-location): Remove.
15380 * c-decl.c (c_init_decl_processing): Remove old location code.
15381 (finish_function): Likewise.
15382 * recog.c (decode_asm_operands): Remove old location code.
15383 * c-pch.c (c_common_read_pch): Remove old location code.
15384 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15386 * gimple-low.c (lower_function_body): Remove old location code.
15387 * toplev.c (unknown_location): Remove.
15388 (push_srcloc): Remove old-location variant.
15389 (process_options): Remove old location code.
15390 (lang_dependent_init): Likewise.
15391 * input.h (UNKNOWN_LOCATION): Move definition.
15392 (location_t): Undeprecate.
15393 (source_locus): Remove.
15394 (location_from_locus): Remove.
15395 (struct location_s): Remove.
15396 Remove all old-location code.
15397 (input_line, input_filename): Remove.
15398 * final.c (final_scan_insn): Remove old location code.
15399 * diagnostic.c (diagnostic_build_prefix): Remove
15400 USE_MAPPED_LOCATION test.
15401 * tree.h (gimple_stmt) <locus>: Now a location_t.
15402 (tree_exp) <locus>: Likewise.
15403 (DECL_IS_BUILTIN): Remove old-location variant.
15404 (annotate_with_file_line, annotate_with_locus): Likewise.
15405 (expr_locus, set_expr_locus): Update.
15406 * tree.c (build1_stat): Remove old location code.
15407 (last_annotated_node): Remove.
15408 (annotate_with_file_line): Remove old-location variant.
15409 (annotate_with_locus): Likewise.
15410 (expr_location): Remove old location code.
15411 (set_expr_location): Likewise.
15412 (expr_has_location): Likewise.
15413 (expr_locus): Likewise.
15414 (set_expr_locus): Likewise.
15415 (expr_filename): Don't use location_from_locus.
15416 (expr_lineno): Likewise.
15417 * rtl-error.c (location_for_asm): Remove old location code.
15418 * c-lex.c (cb_line_change): Remove old location code.
15419 (fe_file_change): Likewise.
15420 (cb_def_pragma): Likewise.
15421 (c_lex_with_flags): Likewise.
15422 * gengtype.c (do_typedef): Don't special-case location types.
15423 (define_location_structures): Remove.
15424 (main): Don't call define_location_structures.
15425 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15428 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15431 * builtins.def (BUILT_IN_STDARG_START): Remove.
15432 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15433 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15434 * tree-inline.c (inline_forbidden_p_1): Likewise.
15436 2008-02-26 Richard Guenther <rguenther@suse.de>
15438 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15439 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15440 (lookup_decl_from_uid): Declare.
15441 (remove_decl_from_map): Likewise.
15442 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15443 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15444 (decl_for_uid_map): New global hashtable mapping DECL_UID
15446 (init_ttree): Allocate it.
15447 (insert_decl_to_uid_decl_map): New helper function.
15448 (make_node_stat): Insert new decls into the map.
15449 (copy_node_stat): Likewise.
15450 (lookup_decl_from_uid): New function.
15451 (remove_decl_from_map): Likewise.
15452 (print_decl_for_uid_map_statistics): New helper.
15453 (dump_tree_statistics): Call it.
15455 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15456 (referenced_var_iterator): Adjust.
15457 (FOR_EACH_REFERENCED_VAR): Adjust.
15458 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15459 (num_referenced_vars): Adjust.
15460 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15461 (first_referenced_var): Remove.
15462 (end_referenced_vars_p): Likewise.
15463 (next_referenced_var): Likewise.
15464 (referenced_var_iterator_set): New helper function.
15465 * tree-dfa.c (referenced_var_lookup): Adjust.
15466 (referenced_var_check_and_insert): Likewise.
15467 (remove_referenced_var): Likewise.
15468 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15469 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15470 (verify_call_clobbering): Likewise.
15471 (verify_memory_partitions): Likewise.
15472 (init_tree_ssa): Allocate bitmap instead of hashtable for
15474 (delete_tree_ssa): Adjust.
15475 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15476 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15477 (compute_tag_properties): Likewise.
15478 (set_initial_properties): Likewise.
15479 (find_partition_for): Likewise.
15480 (update_reference_counts): Likewise.
15481 (dump_may_aliases_for): Likewise.
15482 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15483 (add_call_clobber_ops): Likewise.
15484 (add_call_read_ops): Likewise.
15485 (get_asm_expr_operands): Likewise.
15486 * tree-into-ssa.c (dump_decl_set): Likewise.
15487 (update_ssa): Likewise.
15488 * tree-sra.c (scan_function): Likewise.
15489 (decide_instantiations): Likewise.
15490 (scalarize_parms): Likewise.
15491 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15492 (dsa_named_for): Likewise.
15493 * tree-ssa-structalias.c (update_alias_info): Likewise.
15494 (merge_smts_into): Likewise.
15496 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15499 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15500 * c-opts.c (c_common_handle_option): Wall enables
15501 Wvolatile-register-var.
15502 * common.opt: Move Wvolatile-register-var to...
15505 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15507 * common.opt (Wlarger-than=): New.
15508 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
15510 * opts.c (common_handle_option): Handle -Wlarger-than=.
15511 * optc-gen.awk: Likewise.
15512 * opth-gen.awk: Likewise.
15513 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
15514 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15516 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15518 * c-common.c (match_case_to_enum_1): Add appropriate
15519 OPT_W* parameter to warning.
15520 (c_do_switch_warnings): Likewise.
15521 * c-typeck.c (warning_init): Add one more parameter following
15522 'warning' function.
15523 (push_init_level): Update call to warning_init.
15524 (pop_init_level): Likewise.
15525 (add_pending_init): Likewise.
15526 (output_init_element: Likewise.
15528 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15531 * toplev.c (toplev_main): If there are warnings or error, print
15532 errors for ignored options.
15533 * opts.c (ignored_options): New static variable.
15534 (postpone_unknown_option_error): New.
15535 (print_ignored_options): New.
15536 (handle_option): Postpone errors for unknown -Wno-* options.
15537 * opts.h (print_ignored_options): Declare.
15539 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15541 * config/mips/mips.md (loadgp_blockage, blockage): Change type
15544 2008-02-25 Richard Guenther <rguenther@suse.de>
15547 2008-02-25 Richard Guenther <rguenther@suse.de>
15549 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15550 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15551 (lookup_decl_from_uid): Declare.
15552 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15553 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15554 (decl_for_uid_map): New global hashtable mapping DECL_UID
15556 (init_ttree): Allocate it.
15557 (insert_decl_to_uid_decl_map): New helper function.
15558 (make_node_stat): Insert new decls into the map.
15559 (copy_node_stat): Likewise.
15560 (lookup_decl_from_uid): New function.
15561 (print_decl_for_uid_map_statistics): New helper.
15562 (dump_tree_statistics): Call it.
15564 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15565 (referenced_var_iterator): Adjust.
15566 (FOR_EACH_REFERENCED_VAR): Adjust.
15567 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15568 (num_referenced_vars): Adjust.
15569 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15570 (first_referenced_var): Remove.
15571 (end_referenced_vars_p): Likewise.
15572 (next_referenced_var): Likewise.
15573 (referenced_var_iterator_set): New helper function.
15574 * tree-dfa.c (referenced_var_lookup): Adjust.
15575 (referenced_var_check_and_insert): Likewise.
15576 (remove_referenced_var): Likewise.
15577 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15578 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15579 (verify_call_clobbering): Likewise.
15580 (verify_memory_partitions): Likewise.
15581 (init_tree_ssa): Allocate bitmap instead of hashtable for
15583 (delete_tree_ssa): Adjust.
15584 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15585 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15586 (compute_tag_properties): Likewise.
15587 (set_initial_properties): Likewise.
15588 (find_partition_for): Likewise.
15589 (update_reference_counts): Likewise.
15590 (dump_may_aliases_for): Likewise.
15591 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15592 (add_call_clobber_ops): Likewise.
15593 (add_call_read_ops): Likewise.
15594 (get_asm_expr_operands): Likewise.
15595 * tree-into-ssa.c (dump_decl_set): Likewise.
15596 (update_ssa): Likewise.
15597 * tree-sra.c (scan_function): Likewise.
15598 (decide_instantiations): Likewise.
15599 (scalarize_parms): Likewise.
15600 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15601 (dsa_named_for): Likewise.
15602 * tree-ssa-structalias.c (update_alias_info): Likewise.
15603 (merge_smts_into): Likewise.
15605 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15608 * doc/invoke.texi (-fcx-limited-range): Document new option.
15609 * toplev.c (process_options): Handle -fcx-fortran-rules.
15610 * common.opt: Add documentation for -fcx-fortran-rules.
15612 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15615 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
15616 actual behaviour and C99.
15618 2008-02-26 Ben Elliston <bje@au.ibm.com>
15620 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
15621 (ASM_CPU_POWER6_SPEC): Likewise.
15622 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
15623 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
15624 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
15626 2008-02-25 Richard Guenther <rguenther@suse.de>
15628 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15629 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15630 (lookup_decl_from_uid): Declare.
15631 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15632 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15633 (decl_for_uid_map): New global hashtable mapping DECL_UID
15635 (init_ttree): Allocate it.
15636 (insert_decl_to_uid_decl_map): New helper function.
15637 (make_node_stat): Insert new decls into the map.
15638 (copy_node_stat): Likewise.
15639 (lookup_decl_from_uid): New function.
15640 (print_decl_for_uid_map_statistics): New helper.
15641 (dump_tree_statistics): Call it.
15643 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15644 (referenced_var_iterator): Adjust.
15645 (FOR_EACH_REFERENCED_VAR): Adjust.
15646 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15647 (num_referenced_vars): Adjust.
15648 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15649 (first_referenced_var): Remove.
15650 (end_referenced_vars_p): Likewise.
15651 (next_referenced_var): Likewise.
15652 (referenced_var_iterator_set): New helper function.
15653 * tree-dfa.c (referenced_var_lookup): Adjust.
15654 (referenced_var_check_and_insert): Likewise.
15655 (remove_referenced_var): Likewise.
15656 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15657 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15658 (verify_call_clobbering): Likewise.
15659 (verify_memory_partitions): Likewise.
15660 (init_tree_ssa): Allocate bitmap instead of hashtable for
15662 (delete_tree_ssa): Adjust.
15663 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15664 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15665 (compute_tag_properties): Likewise.
15666 (set_initial_properties): Likewise.
15667 (find_partition_for): Likewise.
15668 (update_reference_counts): Likewise.
15669 (dump_may_aliases_for): Likewise.
15670 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15671 (add_call_clobber_ops): Likewise.
15672 (add_call_read_ops): Likewise.
15673 (get_asm_expr_operands): Likewise.
15674 * tree-into-ssa.c (dump_decl_set): Likewise.
15675 (update_ssa): Likewise.
15676 * tree-sra.c (scan_function): Likewise.
15677 (decide_instantiations): Likewise.
15678 (scalarize_parms): Likewise.
15679 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15680 (dsa_named_for): Likewise.
15681 * tree-ssa-structalias.c (update_alias_info): Likewise.
15682 (merge_smts_into): Likewise.
15684 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
15687 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
15688 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
15689 * alias.h (nonoverlapping_memrefs_p): Likewise.
15691 2008-02-25 Jan Beulich <jbeulich@novell.com>
15693 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
15694 * config/i386/netware-libgcc.exp: Add __bswap?i2,
15695 __emultls_get_address, __emultls_register_common,
15696 __floatundi?f, and _Unwind_GetIPInfo.
15697 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
15698 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
15699 (gen_regparm_prefix): Likewise.
15700 (i386_nlm_encode_section_info): Sync with
15701 config/i386/winnt.c:i386_pe_encode_section_info().
15702 (i386_nlm_maybe_mangle_decl_assembler_name): New.
15703 i386_nlm_mangle_decl_assembler_name): New.
15704 (netware_override_options): New.
15705 * config/i386/netware.h (netware_override_options): Declare.
15706 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
15707 (i386_nlm_mangle_decl_assembler_name): Declare.
15708 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
15710 2008-02-25 Ben Elliston <bje@au.ibm.com>
15713 * c-decl.c (grokdeclarator): Remove unused local variables
15714 `typedef_type' and `type_as_written'.
15716 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
15717 unused local variable `has_hot_blocks'.
15718 (fix_crossing_conditional_branches): Remove unused local variable
15721 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
15723 PR middle-end/19984
15724 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
15725 using DEF_C99_BUILTIN.
15726 (BUILT_IN_NANF): Ditto.
15727 (BUILT_IN_NANL): Ditto.
15729 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
15730 Revital Eres <eres@il.ibm.com>
15732 * modulo-sched.c (calculate_must_precede_follow): Address TODO
15733 regarding the order of two dependent insns in the same row.
15735 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
15737 * stor-layout.c (layout_decl): Do not bump the alignment of a
15738 bit-field to more than byte alignment if it is packed.
15740 2008-02-24 David Edelsohn <edelsohn@gnu.org>
15742 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
15745 2008-02-24 Diego Novillo <dnovillo@google.com>
15747 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
15750 * tree-vrp.c (vrp_evaluate_conditional): With
15751 -Wtype-limits, emit a warning when comparing against a
15752 constant outside the natural range of OP0's type.
15753 * c.opt (Wtype-limits): Move ...
15754 * common.opt (Wtype-limits): ... here.
15756 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
15758 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
15759 * config/rs6000/e300c2c3.md: New file.
15760 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15762 (rs6000_override_options): Add e300c2 and e300c3 cases to
15763 processor_target_table. Do not allow usage of Altivec or Spe
15764 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
15765 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
15766 * config/rs6000/rs6000.h (processor_type): Add
15767 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
15768 (ASM_CPU_SPEC): Add e300c2 and e300c3.
15769 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
15770 and ppce300c3. Include e300c2c3.md.
15772 2008-02-23 David Edelsohn <edelsohn@gnu.org>
15774 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
15775 instead of TARGET_STRICT_ALIGN.
15777 2008-02-23 Joseph Myers <joseph@codesourcery.com>
15779 * explow.c (memory_address): Assert that the generated address is
15782 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15785 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
15786 * config/darwin-ppc-ldouble-patch.def: New file.
15787 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
15788 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
15789 SUBTARGET_INIT_BUILTINS if defined.
15790 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
15793 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15796 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
15797 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
15799 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15802 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
15803 file" warning condtional on -Winvalid-PCH.
15805 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15807 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
15809 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
15813 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
15814 prevent reload from using MMX registers.
15815 (*mov<mode>_internal): Ditto.
15816 (*movv2sf_internal_rex64): Ditto.
15817 (*movv2sf_internal): Ditto.
15819 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15821 PR documentation/31569
15822 * doc/install.texi2html: Use makeinfo --no-number-sections.
15824 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15826 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
15827 ensure that we can address an entire entity > 8 bytes. Don't
15828 generate reg+reg addressing for such data.
15830 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15832 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
15833 strings when optimizing for size, unless the target cares about
15836 2008-02-22 Tom Tromey <tromey@redhat.com>
15838 * regclass.c (current_pass): Remove declaration.
15840 2008-02-22 Anatoly Sokolov <aesok@post.ru>
15842 * config/avr/libgcc.S (__RAMPZ__): Define.
15843 (__do_copy_data): Add for devices with 128KB code memory.
15845 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15847 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15849 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
15851 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
15853 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
15856 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15859 * c-typeck.c (build_binary_op): Warn about floating point
15860 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
15862 2008-02-21 Janis Johnson <janis187@us.ibm.com>
15865 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
15866 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
15868 (rs6000_override_options): Set altivec_abi as default, not override,
15869 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
15870 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
15871 is used; use new member spe_abi.
15872 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
15873 spe_abi and altivec_abi.
15875 2008-02-22 Tomas Bily <tbily@suse.cz>
15877 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
15879 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15882 * config.build (build_file_translate): Set to `CMD //c' only if
15884 * Makefile.in (build_file_translate): Improve comment.
15886 2008-02-21 Jan Hubicka <jh@suse.cz>
15888 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
15889 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
15890 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
15892 2008-02-21 Michael Matz <matz@suse.de>
15895 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
15897 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
15899 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
15900 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
15901 as insn constraint.
15902 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
15903 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
15904 SSE_VEC_FLOAT_MODE_P as insn constraint.
15905 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
15906 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
15907 sse4a_movntdf using MODEF mode iterator.
15908 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
15909 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
15910 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
15911 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
15912 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
15913 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
15914 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
15916 2008-02-21 Richard Guenther <rguenther@suse.de>
15918 * tree.def (PAREN_EXPR): New tree code.
15919 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
15921 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
15922 * expr.c (expand_expr_real_1): Likewise.
15923 * tree-inline.c (estimate_num_insns_1): Likewise.
15924 * tree-complex.c (expand_complex_move): Likewise.
15925 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
15928 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15931 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
15933 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15936 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
15938 * config/sh/sh.c (find_barrier): Don't go past
15939 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
15941 2008-02-20 DJ Delorie <dj@redhat.com>
15943 * config/h8300/h8300.md (insv): Force source operand to be a register.
15945 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
15946 as a jump, not as a plain insn.
15948 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
15950 * doc/invoke.texi (Warning Options): Add new option
15951 -Wframe-larger-than=.
15952 (-Wframe-larger-than): Document.
15954 * flags.h (warn_frame_larger_than, frame_larger_than_size):
15955 Add declarations for new option variables.
15957 * final.c (final_start_function): Check the frame size
15958 before emission and issue a Wframe-larger-than warning.
15960 * opts.c (warn_frame_larger_than, frame_larger_than_size):
15961 Add definitions for new option variables.
15962 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
15964 * common.opt (Wframe-larger-than=): New option.
15966 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15968 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
15969 (<sse>_div<mode>3): Ditto.
15970 (<sse>_vmdiv<mode>3): Ditto.
15971 (<sse>_vmsqrt<mode>2): Ditto.
15972 (*smax<mode>3): Ditto.
15973 (sse5_frcz<mode>2): Ditto.
15974 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
15975 as insn constraint.
15977 2008-02-20 Richard Guenther <rguenther@suse.de>
15979 PR middle-end/35265
15980 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
15981 be happy with INTEGRAL_TYPE_P.
15983 2008-02-20 Richard Guenther <rguenther@suse.de>
15985 * fold-const.c (split_tree): Associate floatig-point expressions
15986 if flag_associative_math is set.
15988 2008-02-20 Richard Guenther <rguenther@suse.de>
15990 * tree.h (fold_real_zero_addition_p): Declare.
15991 * fold-const.c (fold_real_zero_addition_p): Export.
15992 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
15993 floating-point operations with zero and one.
15995 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
15997 * doc/install.texi: Correct references to CFLAGS, replacing them
15998 with BOOT_CFLAGS. Document flags used during bootstrap for
16001 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16003 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16004 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16005 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16007 (smin<mode>3): Ditto from similar patterns.
16008 (smax<mode>3): Ditto.
16009 (*ieee_smin<mode>3): Ditto.
16010 (*ieee_smax<mode>3): Ditto.
16011 * config/i386/sse.md (sse): New mode attribute.
16012 (mov<mode>): Macroize expander from movv4sf and movv2df using
16013 SSEMODEF2P mode iterator.
16014 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16015 SSE_VEC_FLOAT_MODE_P as insn constraint.
16016 (storent<mode>): Ditto.
16017 (storent<mode>): Macroize expander from storentsf and storentdf using
16018 MODEF mode iterator.
16019 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16020 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16021 (abs<mode>2): Ditto from similar patterns.
16022 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16023 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16024 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16025 (<sse>_vmsqrt<mode>2): Ditto.
16026 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16027 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16028 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16029 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16030 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16031 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16032 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16034 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16035 iterator and SSE_FLOAT_MODE_P as insn constraint.
16036 (<sse>_ucomi): Ditto from similar patterns.
16037 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16038 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16039 SSE_VEC_FLOAT_MODE_P as insn constraint.
16040 (vcond<mode>): Ditto from similar patterns.
16041 (and<mode>3, *and<mode>3): Ditto.
16042 (<sse>_nand<mode>3): Ditto.
16043 (ior<mode>3, *ior<mode>3): Ditto.
16044 (xor<mode>3, *xor<mode>3): Ditto.
16045 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16046 iterator and SSE_FLOAT_MODE_P as insn constraint.
16047 (*nand<mode>3): Ditto from similar patterns.
16048 (*ior<mode>3): Ditto.
16049 (*xor<mode>3): Ditto.
16051 2008-02-20 Ira Rosen <irar@il.ibm.com>
16053 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16054 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16055 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16057 2008-02-19 Jan Hubicka <jh@suse.cz>
16059 * predict.c (tree_bb_level_predictions): Remove variable next
16060 mistakely introduced by previous commit.
16062 2008-02-19 Jan Hubicka <jh@suse.cz>
16064 * predict.c (predict_paths_leading_to): Rewrite.
16065 (predict_paths_for_bb): New.
16066 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16068 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16071 * Makefile.in (build_file_translate): New.
16072 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16073 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16074 * configure.ac (build_file_translate): Substitute it.
16075 * configure: Regenerate.
16077 2008-02-19 Jan Hubicka <jh@suse.cz>
16079 PR rtl-optimization/34408
16080 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16083 2008-02-19 Jan Hubicka <jh@suse.cz>
16085 PR middle-end/28779
16086 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16089 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16092 * config/i386/i386-modes.def: Revert the last DI alignment
16093 change until Ada people can look into it.
16095 2008-02-19 Nick Clifton <nickc@redhat.com>
16097 * opts.c (print_specific_help): Fix typo in --help text.
16099 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16102 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16103 32-bit inline asm without asm alternatives for host GCC < 3.0.
16105 2008-02-19 Richard Guenther <rguenther@suse.de>
16107 PR tree-optimization/34989
16108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16109 Allow propagation to INDIRECT_REF if we can simplify only.
16111 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16113 * c-common.c (warn_for_collisions_1): Use appropriate option when
16116 2008-02-19 Nick Clifton <nickc@redhat.com>
16119 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16120 (handle_options): Fix indentation.
16121 (print_filtered_help): If no language-specific options were
16122 displayed tell the user how to list all the options supported by
16123 the language's front-end.
16124 (print_specific_help): Fix indentation and remove duplicate line.
16125 (common_handle_option): Handle the -v option.
16126 For --help enable the display of undocumented options if the -v
16127 switch has been included on the command line.
16128 For --help= check for overlaps in the arguments between the option
16129 classes and the language names and issue a warning when they
16130 cannot be disambiguated.
16131 * c.opt (v): Pass on to the common option handler.
16133 2008-02-19 Revital Eres <eres@il.ibm.com>
16135 * modulo-sched.c (sms_schedule): Change dump message when
16136 create_ddg function fails.
16137 (try_scheduling_node_in_cycle): Rename row to cycle.
16138 (print_partial_schedule): Rename CYCLE to ROW.
16140 2008-02-19 Christian Bruel <christian.bruel@st.com>
16141 Zdenek Dvorak <ook@ucw.cz>
16143 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16145 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16148 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16149 (*x86_movdicc_0_m1_se): Ditto.
16151 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16153 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16154 (CMPtype): Define as __gcc_CMPtype.
16155 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16156 (CMPtype): Define as __gcc_CMPtype.
16158 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16160 Support valgrind 3.3 for --enable-checking=valgrind.
16161 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16163 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16164 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16165 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16166 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16167 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16168 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16169 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16171 * ggc-zone.c: Similar.
16172 * ggc-page.c: Similar.
16174 2008-02-19 Paul Brook <paul@codesourcery.com>
16177 * config/arm/ieee754-df.S: Fix do_it typo.
16178 * config/arm/ieee754-sf.S: Fix do_it typo.
16180 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16183 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16184 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16185 (OPTION_MASK_ISA_SSE_SET): Likewise.
16186 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16187 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16188 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16189 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16190 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16191 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16192 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16193 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16194 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16195 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16196 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16197 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16198 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16199 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16200 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16201 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16202 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16203 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16204 (OPTION_MASK_ISA_SSE4): Removed.
16205 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16206 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16207 (override_options): Don't turn on implied SSE/MMX bits in
16210 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16212 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16215 2008-02-18 Joey Ye <joey.ye@intel.com>
16217 PR middle-end/34921
16218 * tree-nested.c (insert_field_into_struct): Set type alignment
16219 to field alignment if the former is less than the latter.
16221 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16223 * BASE-VER: Set to 4.4.0.
16225 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16227 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16228 * doc/cfg.texi: Likewise.
16229 * doc/extend.texi: Likewise.
16230 * doc/gty.texi: Likewise.
16231 * doc/invoke.texi: Likewise.
16232 * doc/loop.texi: Likewise.
16233 * doc/md.texi: Likewise.
16234 * doc/passes.texi: Likewise.
16235 * doc/rtl.texi: Likewise.
16236 * doc/sourcebuild.texi: Likewise.
16237 * doc/tm.texi: Likewise.
16238 * doc/tree-ssa.texi: Likewise.
16240 2008-02-17 Richard Guenther <rguenther@suse.de>
16242 PR middle-end/35227
16243 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16244 without default definition.
16246 2008-02-17 Richard Guenther <rguenther@suse.de>
16248 PR tree-optimization/35231
16249 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16252 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16255 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16256 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16257 libgcc_cmp_return mode.
16259 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16262 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16264 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16266 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16269 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16271 * doc/c-tree.texi: Use `@.' where appropriate.
16272 * doc/extend.texi: Likewise.
16273 * doc/install.texi: Likewise.
16274 * doc/invoke.texi: Likewise.
16275 * doc/loop.texi: Likewise.
16276 * doc/makefile.texi: Likewise.
16277 * doc/md.texi: Likewise.
16278 * doc/passes.texi: Likewise.
16279 * doc/standards.texi: Likewise.
16280 * doc/tm.texi: Likewise.
16282 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16284 PR middle-end/35196
16285 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16287 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16288 rather than in entry_bb.
16290 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16292 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16293 libgcc_cmp_return mode.
16295 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16297 PR middle-end/35130
16298 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16299 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16301 2008-02-15 Richard Guenther <rguenther@suse.de>
16302 Zdenek Dvorak <ook@ucw.cz>
16304 PR tree-optimization/35164
16305 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16306 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16307 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16308 Only propagate addresses which do not have abnormal SSA_NAMEs
16311 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16314 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16316 2008-02-15 Jan Hubicka <jh@suse.cz>
16318 PR middle-end/35149
16319 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16321 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16323 PR middle-end/34621
16324 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16325 when calculating alignment_pad.
16327 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16329 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16330 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16331 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16332 and STACK_BOUNDARY define.
16334 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16336 PR preprocessor/35061
16337 * c-pragma.c (handle_pragma_pop_macro): Check that
16338 pushed_macro_table has been allocated.
16340 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16342 PR middle-end/35136
16343 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16344 (force_gimple_operand): Likewise.
16345 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16346 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16347 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16348 (find_interesting_uses_address): Check addressability and alignment
16349 of the base expression only after substituting bases of IVs into it.
16351 2008-02-14 Michael Matz <matz@suse.de>
16354 * function.c (instantiate_virtual_regs_in_insn): Reload address
16355 before falling back to reloading the whole operand.
16357 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16359 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16360 before the first section switch note.
16362 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16364 * doc/bugreport.texi: Update copyright years.
16365 * doc/c-tree.texi: Likewise.
16366 * doc/cfg.texi: Likewise.
16367 * doc/cpp.texi: Likewise.
16368 * doc/cppinternals.texi: Likewise.
16369 * doc/fragments.texi: Likewise.
16370 * doc/frontends.texi: Likewise.
16371 * doc/gcc.texi: Likewise.
16372 * doc/gty.texi: Likewise.
16373 * doc/hostconfig.texi: Likewise.
16374 * doc/implement-c.texi: Likewise.
16375 * doc/libgcc.texi: Likewise.
16376 * doc/loop.texi: Likewise.
16377 * doc/makefile.texi: Likewise.
16378 * doc/options.texi: Likewise.
16379 * doc/passes.texi: Likewise.
16380 * doc/rtl.texi: Likewise.
16381 * doc/sourcebuild.texi: Likewise.
16382 * doc/standards.texi: Likewise.
16383 * doc/tree-ssa.texi: Likewise.
16384 * doc/trouble.texi: Likewise.
16386 * doc/extend.texi: Use @: or add comma where appropriate.
16387 * doc/invoke.texi: Likewise.
16388 * doc/tm.texi: Likewise.
16390 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16393 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16396 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16398 * doc/md.texi (clz, ctz): Add reference.
16399 * doc/rtl.texi (clz, ctz): Likewise.
16401 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16404 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16407 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16409 * config/s390/s390.c (struct constant_pool): New field
16410 emit_pool_after added.
16411 (s390_mainpool_start): Set the emit_pool_after flag according
16412 to the section switch notes.
16413 (s390_mainpool_finish): Consider emit_pool_after when emitting
16414 the literal pool at the end of the function.
16415 (s390_chunkify_start): Force literal pool splits at section
16418 2008-02-13 Michael Matz <matz@suse.de>
16421 * var-tracking.c (clobber_variable_part): Correctly traverse the
16424 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16427 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16428 Add -fdump-ipa-inline.
16429 * tree-dump.c (dump_files): Remove tree-inlined dump.
16430 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16432 2008-02-12 Richard Guenther <rguenther@suse.de>
16434 PR tree-optimization/35171
16435 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16438 2008-02-12 Richard Guenther <rguenther@suse.de>
16440 PR middle-end/35163
16441 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16442 value-preserving mode. Disallow final truncation.
16444 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16446 PR middle-end/35136
16447 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16448 code from here to...
16449 (force_gimple_operand): ...here.
16451 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16454 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16455 non-compatible pointers.
16456 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16457 different FIELD_DECLs, try harder by comparing field offsets, sizes
16460 PR inline-asm/35160
16461 * function.c (match_asm_constraints_1): Don't replace the same input
16464 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16466 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16467 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16468 (expand_epilogue): Restore RAMPZ register.
16469 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16471 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16473 * config/i386/cygwin.asm: (__alloca): Correct calling
16474 convention and alignment.
16475 (__chkstk): Force 8 byte stack alignment.
16477 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16478 Richard Guenther <rguenther@suse.de>
16480 PR tree-optimization/33992
16481 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16482 the zero we compare against.
16484 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16486 PR libfortran/35063
16487 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16488 to CloseHandle after unlocking to prevent accumulation of handle
16491 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16493 PR middle_end/34150
16494 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16495 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16496 and update LABEL_NUSES during and after reload.
16498 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16500 PR middle-end/34627
16501 * combine.c (simplify_if_then_else): Make sure the comparison is
16502 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16504 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
16507 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
16508 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
16509 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
16510 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
16511 * tree.h (get_type_static_bounds): Likewise.
16513 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16515 * doc/invoke.texi (Option Summary, C++ Dialect Options)
16516 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16517 Make -Wfoo language annotations match what the compiler outputs.
16519 2008-02-08 Sa Liu <saliu@de.ibm.com>
16521 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
16522 intrinsics spu_convts, spu_convtu, spu_convtf.
16524 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
16526 * doc/extend.texi (Function Attributes) <noinline>: Mention
16527 asm ("") as method to keep calls.
16529 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16532 * doc/options.texi (Options): Replace references to opts.sh with
16534 * opts-common.c: Likewise.
16535 * optc-gen.awk: Likewise.
16537 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
16539 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16541 2008-02-07 Richard Henderson <rth@redhat.com>
16544 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
16545 EXPR_LIST for the REG_EQUAL instead of a comparison with a
16548 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
16550 PR tree-optimization/35085
16551 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
16552 for operand entry oe2 in addition to operand entry oe3 in order to
16553 expose more opportunities for vectorizer sum reduction.
16555 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16558 * Makefile.in (LIBS): Remove $(GMPLIBS).
16559 (cc1-dummy, cc1): Add $(GMPLIBS).
16561 2008-02-06 Jan Hubicka <jh@suse.cz>
16564 * i386.md (moddf_integer): Do not produce partial memory stalls for
16565 targets where it hurts.
16567 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16570 * optabs.c (expand_float): Do not check for decimal modes when
16571 expanding unsigned integer through signed conversion.
16573 2008-02-06 Nick Clifton <nickc@redhat.com>
16575 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
16576 inside the clobber with a match_operand and duplicated operand
16577 number in the constraint.
16578 (ineqbranchsi): Delete redundant comment.
16580 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
16582 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
16583 builtin_define ("__USE_INIT_FINI__").
16584 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
16586 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
16588 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16590 PR documentation/30330
16591 * doc/invoke.texi (C++ Dialect Options)
16592 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16593 For each warning option -Wfoo that allows -Wno-foo, ensure both
16594 -Wfoo and -Wno-foo are listed in the option index. Fix index
16595 entry of -Wswitch-default, index -Wnormalized= including the
16596 `=', and -Wlarger-than-@var{len} including @var{len}.
16598 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16600 * config/i386/i386.md (floatunssisf2): Use
16601 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
16602 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
16603 Macroize expander using MODEF mode iterator.
16605 2008-02-05 Diego Novillo <dnovillo@google.com>
16607 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
16610 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
16612 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16615 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
16617 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
16620 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
16621 to indicate if a message should be generated.
16622 (init_cumulative_args): Updated.
16623 (function_value_32): Likewise.
16625 2008-02-05 Joseph Myers <joseph@codesourcery.com>
16627 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
16629 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16632 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
16633 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
16635 2008-02-04 Diego Novillo <dnovillo@google.com>
16637 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
16640 * tree-vrp.c (vrp_evaluate_conditional): With
16641 -Wtype-limits, emit a warning when comparing against a
16642 constant outside the natural range of OP0's type.
16644 2008-02-04 Richard Guenther <rguenther@suse.de>
16646 PR middle-end/33631
16647 * expr.c (count_type_elements): Give for unions instead of
16650 2008-02-04 Richard Guenther <rguenther@suse.de>
16652 PR middle-end/35043
16653 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
16654 to TYPE_DOMAINs base type instead of using bitsizetype here.
16656 2008-02-03 Jason Merrill <jason@redhat.com>
16658 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
16660 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16663 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
16664 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
16665 (RS/6000 and PowerPC Options): Fix typos and markup.
16666 * doc/passes.texi (Tree-SSA passes): Likewise.
16668 2008-02-02 Michael Matz <matz@suse.de>
16671 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
16672 from record_last_reg_set_info.
16673 (record_last_reg_set_info): Take an RTX argument, iterate over all
16674 constituent hardregs.
16675 (record_last_set_info, record_opr_changes): Change calls to
16676 new signature or to record_last_reg_set_info_regno.
16678 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
16680 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
16682 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
16684 PR rtl-optimization/34773
16685 * reg-notes.def (EQUAL): Mention significance of combination of
16686 REG_EQUAL and REG_RETVAL.
16687 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
16688 insn that has a REG_RETVAL.
16690 2008-02-01 Roger Sayle <roger@eyesopen.com>
16693 * configure.ac (--enable-fixed-point): Disable unless explicitly
16695 * configure: Regenerate.
16697 2008-02-01 Richard Guenther <rguenther@suse.de>
16700 * invoke.texi (-finline-limit): Remove no longer true parts
16701 of the documentation. Note that there is no default value.
16703 2008-02-01 Andrew Pinski <pinskia@gmail.com>
16704 Mark Mitchell <mark@codesourcery.com>
16705 Ben Elliston <bje@au.ibm.com>
16708 * doc/extend.texi (Other Builtins): Document.
16710 2008-01-31 Tom Browder <tom.browder@gmail.com>
16712 * doc/c-tree.texi (Types): Fix grammar.
16713 (Expression trees): Ditto.
16714 * doc/passes.texi (Tree-SSA passes): Ditto.
16716 * doc/configterms.texi (Configure Terms): Fix typo.
16717 * doc/cpp.texi (Common Predefined Macros): Ditto.
16718 * doc/md.texi (Machine Constraints): Ditto.
16720 * doc/makefile.texi (Makefile): Add comma.
16722 2008-01-31 Tom Browder <tom.browder@gmail.com>
16723 Gerald Pfeifer <gerald@pfeifer.com>
16725 * doc/sourcebuild.texi (Front End): Remove references to CVS
16726 and CVSROOT/modules.
16727 (Texinfo Manuals): Replace reference to CVS by one to SVN.
16728 (Back End): Remove reference to CVS.
16730 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16733 * config/mips/mips.c (gen_load_const_gp): New function, taking a
16735 (mips16_gp_pseudo_reg): ...here.
16736 * config/mips/mips.md (load_const_gp): Replace with...
16737 (load_const_gp_<mode>): ...this :P-based insn.
16739 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16741 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
16742 options. Minor fixes.
16743 (-std): Move reference to standards closer to where language
16744 standards are first mentioned.
16746 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16748 PR rtl-optimization/34995
16749 * reload.c (alternative_allows_const_pool_ref): Take an rtx
16750 parameter and return a bool. If the rtx parameter is nonnull,
16751 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
16752 (find_reloads): Update call accordingly. Pass the new operand
16753 if it needed no address reloads, otherwise pass null.
16755 2008-01-30 Richard Henderson <rth@redhat.com>
16758 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
16759 for unbounded arrays.
16761 2008-01-30 Silvius Rus <rus@google.com>
16763 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
16765 2008-01-30 Jan Hubicka <jh@suse.cz>
16768 * i386.c (init_cumulative_args): Use real function declaration when
16771 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
16773 PR rtl-optimization/34998
16774 * global.c (build_insn_chain): Treat non-subreg_lowpart
16775 SUBREGs of pseudos as clobbering all the words covered by the
16776 SUBREG, not just all the bytes.
16777 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
16778 original df_ref rather than an extract parameter.
16779 (global_conflicts): Update call accordingly.
16781 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
16783 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
16784 the overflow check to make it easier to read.
16785 (__fixtfdi): Change the type of the ll member in union
16786 long_double to UDItype_x.
16788 2008-01-30 Jakub Jelinek <jakub@redhat.com>
16790 PR middle-end/34969
16791 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
16792 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
16793 * tree-inline.c (fold_marked_statements): Call
16794 cgraph_update_edges_for_call_stmt if folding a call statement.
16795 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
16796 debug_generic_stmt calls, reset it back afterwards.
16799 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
16801 * c-typeck.c (build_external_ref): Don't pedwarn about
16802 static vars in current function's scope.
16804 2008-01-29 Joseph Myers <joseph@codesourcery.com>
16806 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
16808 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
16811 * ipa-struct-reorg.c: Fix spelling.
16812 * params.def: Ditto.
16814 2008-01-29 Richard Guenther <rguenther@suse.de>
16816 PR middle-end/35006
16817 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
16819 * tree-inline.c (remap_type): Increment remapping_type_depth
16820 around remapping types.
16821 (copy_body_r): Only add referenced variables if they are referenced
16822 from code, not types.
16824 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
16835 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
16836 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
16838 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
16841 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
16842 pointer for tiny stack.
16844 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16846 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
16848 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16850 * config/vx-common.h: Fix typo in comment.
16852 2008-01-28 Ian Lance Taylor <iant@google.com>
16856 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
16857 coalesce pointers if they have different DECL_NO_TBAA_P values.
16858 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
16859 between variables with different DECL_NO_TBAA_P values.
16861 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
16864 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
16865 are not legitimate small data references on SPE targets.
16867 2008-01-28 David Daney <ddaney@avtrex.com>
16869 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
16871 2008-01-28 David Daney <ddaney@avtrex.com>
16873 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
16875 2008-01-27 Joseph Myers <joseph@codesourcery.com>
16877 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
16878 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
16879 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
16880 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
16881 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16882 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
16883 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
16884 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
16886 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16888 * basic-block.h (condjump_equiv_p): Fix comment.
16890 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16892 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
16893 print_generic_stmt_indented): Fix comment.
16895 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16897 * configure.ac (__stack_chk_fail): Add detecion for availability
16898 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
16899 * configure: Regenerate.
16901 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
16903 PR middle-end/34688
16904 * final.c (output_addr_const): Handle TRUNCATE.
16906 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
16909 * tree-ssa-loop-ivopts.c (comp_cost): New type.
16910 (zero_cost, infinite_cost): New constants.
16911 (struct cost_pair): Change type of cost to comp_cost.
16912 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
16913 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
16915 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
16916 split_address_cost, ptr_difference_cost, difference_cost,
16917 get_computation_cost_at, get_computation_cost,
16918 determine_use_iv_cost_generic, determine_use_iv_cost_address,
16919 determine_use_iv_cost_condition, determine_use_iv_costs,
16920 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
16921 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
16922 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
16923 Change type of cost to comp_cost.
16924 (determine_iv_cost): Increase cost of non-original ivs, instead
16925 of decreasing the cost of original ones.
16926 (get_address_cost): Indicate the complexity of the addressing mode
16928 (try_add_cand_for): Prefer using ivs not specific to some object.
16929 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
16931 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
16932 Janis Johnson <janis187@us.ibm.com>
16935 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
16936 (TARGET_INSTANTIATE_DECLS): Likewise.
16937 * target.h (expand_to_rtl_hook): New target hook.
16938 (instantiate_decls): Likewise.
16939 * function.c (instantiate_decl): Make non-static. Rename to...
16940 (instantiate_decl_rtl): ... this.
16941 (instantiate_expr): Use instantiate_decl_rtl.
16942 (instantiate_decls_1): Likewise.
16943 (instantiate_decls): Likewise.
16944 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
16945 * function.h (instantiate_decl_rtl): Add prototype.
16946 * cfgexpand.c (target.h): New include.
16947 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
16948 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
16949 (TARGET_INSTANTIATE_DECLS): Likewise.
16950 (TARGET_INITIALIZER): New target hooks added.
16951 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
16953 * config/rs6000/rs6000.c (tree-flow.h): New include.
16954 (machine_function): Add sdmode_stack_slot field.
16955 (rs6000_alloc_sdmode_stack_slot): New function.
16956 (rs6000_instantiate_decls): Likewise.
16957 (rs6000_secondary_memory_needed_rtx): Likewise.
16958 (rs6000_check_sdmode): Likewise.
16959 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
16960 (TARGET_INSTANTIATE_DECLS): Likewise.
16961 (rs6000_hard_regno_mode_ok): Allow SDmode.
16962 (num_insns_constant): Likewise. Handle _Decimal32 constants.
16963 (rs6000_emit_move): Handle SDmode.
16964 (function_arg_advance): Likewise.
16965 (function_arg): Likewise.
16966 (rs6000_gimplify_va_arg): Likewise. Add special handling of
16967 SDmode var args for 32-bit compiles.
16968 (rs6000_secondary_reload_class): Handle SDmode.
16969 (rs6000_output_function_epilogue): Likewise.
16970 (rs6000_function_value): Simplify if statement.
16971 (rs6000_libcall_value): Likewise.
16972 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
16973 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
16974 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
16975 (movsd_hardfloat): New define_insn.
16976 (movsd_softfloat): Likewise.
16977 (movsd_store): Likewise.
16978 (movsd_load): Likewise.
16979 (extendsddd2): Likewise.
16980 (extendsdtd2): Likewise.
16981 (truncddsd2): Likewise.
16982 (movdd_hardfloat64): Fixup comment.
16983 (UNSPEC_MOVSD_LOAD): New constant.
16984 (UNSPEC_MOVSD_STORE): Likewise.
16986 2008-01-26 Jakub Jelinek <jakub@redhat.com>
16989 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
16991 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
16992 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
16993 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
16994 and TRUTH_XOR_EXPR.
16996 2008-01-26 David Edelsohn <edelsohn@gnu.org>
16999 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17000 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17001 __LONGDOUBLE128 too.
17002 * config/rs6000/aix61.h: New file.
17004 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17006 PR rtl-optimization/34959
17007 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17008 popcount and parity rtxes the same mode as their operand.
17009 Truncate or extend the result to the return value's mode
17012 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17015 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17016 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17017 to GOT_VERSION_REGNUM.
17018 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17019 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17020 * config/mips/mips.c (mips_emit_call_insn): New function.
17021 (mips_call_tls_get_addr): Call mips_expand_call directly.
17022 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17024 (mips16_build_call_stub): Likewise. Return the call insn or null.
17025 (mips_expand_call): Update the call to mips16_build_call_stub
17026 accordingly and a remove redundant condition. Assert that MIPS16
17027 stubs do not use lazy binding. Use mips_emit_call_insn and return
17029 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17031 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17032 (mips_avoid_hazard): Remove hazard_set handling.
17033 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17034 (UNSPEC_RESTORE_GP): ...this.
17035 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17036 (FAKE_CALL_REGNO): Rename to...
17037 (GOT_VERSION_REGNUM): ...this.
17038 (type): Add "ghost" value. Add an associated insn reservation.
17039 (hazard_set): Remove.
17040 (exception_receiver): Rename to...
17041 (restore_gp): ...this and update the unspec identifier accordingly.
17042 (exception_receiver, nonlocal_got_receiver): New expanders.
17043 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17044 FAKE_CALL_REGNO. Remove hazard_set attribute.
17045 (set_got_version, update_got_version): New patterns.
17047 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17050 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17052 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17055 * doc/install.texi2html: Generate gcc-vers.texi.
17057 2008-01-25 DJ Delorie <dj@redhat.com>
17059 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17061 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17063 * config/c4x: Remove directory.
17064 * config.gcc (crx-*, mt-*): Mark obsolete.
17065 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17066 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17067 sh-*-rtemscoff*): Remove cases.
17068 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17069 * real.c (encode_c4x_single, decode_c4x_single,
17070 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17071 c4x_extended_format): Remove.
17072 * real.h (c4x_single_format, c4x_extended_format): Remove.
17073 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17075 (Pragmas): Remove comment about c4x pragmas.
17076 * doc/install.texi (c4x): Remove target-specific instructions.
17077 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17078 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17079 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17080 refer to C4x source files as examples.
17081 (C4X_FLOAT_FORMAT): Remove documentation.
17083 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17085 * config/bfin/bfin.c (override_options): Reorder tests so that
17086 flag_pic gets enabled for -msep-data.
17088 2008-01-25 Richard Guenther <rguenther@suse.de>
17090 PR middle-end/32244
17091 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17092 to its bitfield precision if required.
17094 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17096 PR middle-end/33880
17097 * tree-nested.c (walk_omp_for): New function.
17098 (convert_nonlocal_reference, convert_local_reference): Call
17099 walk_omp_for on OMP_FOR.
17100 (convert_call_expr): Call walk_body on OMP_FOR's
17101 OMP_FOR_PRE_INIT_BODY.
17103 2008-01-25 Richard Guenther <rguenther@suse.de>
17105 PR tree-optimization/34966
17106 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17107 default defs and PHI_NODEs we have to insert after the
17108 defining statement.
17110 2008-01-24 Nick Clifton <nickc@redhat.com>
17112 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17113 Provide a default definition.
17114 (LIBGCC2_UNITS_PER_WORD): Likewise.
17116 * config/stormy16/stormy16.c: Include df.h for the prototype
17117 for df_regs_ever_live_p.
17118 (xstormy16_expand_builtin_va_start): Convert the stack offset
17119 into a component_ref and then use POINTER_PLUS_EXPR to add it
17120 to the incoming_virtual_args_rtx.
17121 (xstormy16_gimplify_va_arg_expr): Rename to
17122 xstormy16_gimplify_va_arg_expr.
17123 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17124 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17125 xstormy16_gimplify_va_arg_expr.
17126 Fix up some formatting issues.
17128 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17129 Move to predicates.md.
17130 (xs_hi_general_operand): Likewise.
17131 (xs_hi_nonmemory_operand): Likewise.
17132 * config/stormy16/predicates.md:
17133 (xstormy16_carry_plus_operand): New predicate.
17134 (xs_hi_general_operand): New predicate.
17135 (xs_hi_nonmemory_operand): New predicate.
17136 * config/stormy16/stormy16-protos.h:
17137 (xstormy16_carry_plus_operand): Delete prototype.
17138 (xs_hi_general_operand): Likewise.
17139 (xs_hi_nonmemory_operand): Likewise.
17141 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17142 modifiers as they are no longer needed and they can trigger
17143 reload spill failures.
17145 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17146 with a match_operand in order to help reload.
17148 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17149 constraint with 'e' for the 8th alternative as this version of
17150 the mov.w instruction only accepts the lower 8 registers.
17152 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17155 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17156 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17159 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17161 PR middle-end/33333
17162 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17164 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17166 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17168 (remove_structure): Update allocations list before removing structure.
17170 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17172 * ipa-struct-reorg.c (is_safe_cond_expr,
17173 create_new_stmts_for_cond_expr): Use integer_zerop function,
17174 that recognize not only zero-pointer, but zero-integer too.
17176 2008-01-25 Ben Elliston <bje@au.ibm.com>
17179 * fixproto: Escape "." in sed expression that strips leading "./".
17181 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17184 * gcc.c (SWITCH_OK): Removed.
17185 (SWITCH_LIVE): Changed to bit.
17186 (SWITCH_FALSE): Likewise.
17187 (SWITCH_IGNORE): Likewise.
17188 (switchstr): Change live_cond to unsigned int.
17189 (process_command): Replace SWITCH_OK with 0.
17190 (do_self_spec): Likewise.
17191 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17192 (give_switch): Likewise.
17193 (used_arg): Likewise.
17194 (do_spec_1): Set the SWITCH_IGNORE bit.
17195 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17196 bits. Set the SWITCH_LIVE bit.
17198 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17200 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17202 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17204 PR tree-optimization/34472
17205 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17206 parameter to a "bool *" and set *DATA to false if there is
17207 an unsafe access. Do not delete the structure here.
17208 (check_cond_exprs): Delete it here instead.
17209 (check_cond_exprs, exclude_cold_structs): Do not increase
17210 I when removing a structure.
17212 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17215 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17216 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17218 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17220 PR middle-end/34934
17221 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17222 a fixed vector for stack.
17224 2008-01-24 Ben Elliston <bje@au.ibm.com>
17227 * doc/gcc.texi (Software development): Add a direntry for g++.
17229 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17231 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17232 stale and straggling -fforce-addr comments above.
17234 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17236 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17237 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17239 2008-01-23 Michael Matz <matz@suse.de>
17242 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17245 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17247 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17248 malloc result type.
17250 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17252 * config/avr/avr.c (avr_current_arch): New variable.
17253 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17254 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17255 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17256 (avr_override_options): Init 'avr_current_arch'.
17257 (base_arch_s): Move from here...
17258 * config/avr/avr.h (base_arch_s): ... here. Add new members
17259 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17260 'mega' to 'have_jmp_call'.
17261 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17262 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17264 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17266 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17267 MULTILIB_MATCHES): Ditto.
17269 2008-01-23 Richard Guenther <rguenther@suse.de>
17271 PR middle-end/31529
17272 * cgraphunit.c (cgraph_reset_node): Always mark the node
17273 not reachable if it is not queued already.
17275 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17277 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17278 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17279 (cputype_selected): New static variable.
17280 (bfin_handle_option): Set it if -mcpu is used.
17281 (override_option): Select default set of workarounds if no cpu type
17282 selected on the command line.
17283 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17285 From Michael Frysinger <michael.frysinger@analog.com>
17286 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17287 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17289 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17290 for bf547, bf523, bf524, and bf526.
17291 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17293 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17294 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17295 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17296 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17297 * doc/invoke.texi (Blackfin Options): Document that
17298 -mcpu now accept bf547, bf523, bf524, and bf526.
17300 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17302 PR rtl-optimization/34628
17303 * combine.c (try_combine): Stop and undo after the first combination
17304 if an autoincrement side-effect on the first insn has effectively
17307 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17310 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17311 Offset addresses are not valid for Altivec or paired float modes.
17313 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17316 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17317 if DECL_INITIAL (decl) is error_mark_node.
17320 * c-common.c (handle_vector_size_attribute): Only allow
17321 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17322 the same way as pointer, array etc. types.
17323 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17326 * tree.c (build_type_attribute_qual_variant): Call
17327 build_qualified_type if attributes are equal, but quals are not.
17329 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17332 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17333 * flags.h (warn_strict_aliasing): Remove.
17334 (warn_strict_overflow): Remove.
17335 * opts.c (warn_strict_aliasing): Remove.
17336 (warn_strict_overflow): Remove.
17337 * c-opts.c (c_common_handle_option): -Wall only sets
17338 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17339 (c_common_post_options): Give default values to -Wstrict-aliasing
17340 and -Wstrict-overflow if they are uninitialized.
17341 * common.opt (Wstrict-aliasing): Specify Var and Init.
17342 (Wstrict-overflow): Likewise.
17344 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17346 PR rtl-optimization/26854
17347 PR rtl-optimization/34400
17348 PR rtl-optimization/34884
17349 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17351 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17352 (df_rd_bb_info.expanded_lr_out): Deleted
17353 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17354 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17355 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17356 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17357 Removed code to allocate, initialize or free expanded_lr_out.
17358 (df_rd_bb_local_compute_process_def): Restructured to make more
17360 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17361 sets if the sets are being trimmed.
17363 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17366 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17367 (as_vers): Likewise.
17368 * configure: Regenerated.
17370 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17372 PR middle-end/33092
17373 * tree-pass.h (pass_build_alias): New pass.
17374 * tree-ssa-alias.c (gate_build_alias): New.
17375 (pass_build_alias): New.
17376 * passes.c (init_optimization_passes): Add pass_build_alias after
17377 pass_create_structure_vars.
17379 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17381 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17382 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17383 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17384 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17385 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17386 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17387 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17388 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17389 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17390 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17391 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17392 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17393 * config/s390/s390.md (FP_ALL): New mode iterator.
17394 (_d): New mode attribute.
17395 ("*signbit<mode>2>"): Changed mode of first operand.
17396 ("isinf<mode>2"): Changed mode of first operand.
17397 ("*TDC_insn"): Adaptation for DFP modes.
17399 2008-01-22 Ben Elliston <bje@au.ibm.com>
17401 * tree.c (check_qualified_type): Improve function description.
17403 2008-01-21 Jason Merrill <jason@redhat.com>
17406 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17407 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17410 2008-01-21 DJ Delorie <dj@redhat.com>
17412 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17415 2008-01-21 Richard Guenther <rguenther@suse.de>
17417 PR middle-end/34856
17418 * tree-cfg.c (verify_expr): Allow all invariant expressions
17419 instead of just constant class ones as reference argument.
17420 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17421 like any other constant.
17422 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17424 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17426 * regmove.c (fixup_match_1): Update call crossed frequencies.
17428 2008-01-21 Richard Guenther <rguenther@suse.de>
17431 * tree-inline.c (setup_one_parameter): Deal with mismatched
17432 types using a VIEW_CONVERT_EXPR.
17434 2008-01-21 Alon Dayan <alond@il.ibm.com>
17435 Olga Golovanevsky <olga@il.ibm.com>
17437 PR tree-optimization/34701
17438 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17439 when the structure size is not a power of 2.
17441 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17443 * doc/install.texi: Add doc for --enable-checking=df.
17445 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17447 PR rtl-optimization/34808
17448 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17450 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17452 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17455 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17457 PR rtl-optimization/26854
17458 PR rtl-optimization/34400
17459 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17461 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17462 (df_rd_bb_info.expanded_lr_out): New.
17463 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17464 * loop_iv.c (iv_analysis_loop_init): Ditto.
17465 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17466 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17467 Added code to allocate, initialize or free expanded_lr_out.
17468 (df_rd_bb_local_compute_process_def): Restructured to make
17469 more understandable.
17470 (df_rd_confluence_n): Add code to do nothing with fake edges and
17471 code to no apply invalidate_by_call sets if the sets are being trimmed.
17472 (df_lr_local_finalize): Renamed to df_lr_finalize.
17473 (df_live_local_finalize): Renamed to df_live_finalize.
17475 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17478 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17479 deciding whether to use reciprocal instructions.
17481 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17483 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17484 dwarf2out_note_section_used if cold_text_section is NULL.
17486 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17488 PR gcov-profile/34610
17489 * tree-cfg.c (make_edges): Mark both outgoing edges from
17490 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17491 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17492 from OMP_FOR and OMP_CONTINUE outgoing edges.
17494 * tree-profile.c (tree_profiling): Return early if
17495 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17497 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17498 from cfun to child_cfun.
17499 * function.h (struct function): Add after_tree_profile bit.
17501 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17503 * config/avr/avr.S (_exit): Disable interrupt.
17505 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17506 Steven Bosscher <stevenb.gcc@gmail.com>
17508 PR rtl-optimization/26854
17509 PR rtl-optimization/34400
17510 * df-problems.c (df_live_scratch): New scratch bitmap.
17511 (df_live_alloc): Allocate df_live_scratch when doing df_live.
17512 (df_live_reset): Clear the proper bitmaps.
17513 (df_live_bb_local_compute): Only process the artificial defs once
17514 since the order is not important.
17515 (df_live_init): Init the df_live sets only with the variables
17516 found live by df_lr.
17517 (df_live_transfer_function): Use the df_lr sets to prune the
17518 df_live sets as they are being computed.
17519 (df_live_free): Free df_live_scratch.
17521 2008-01-18 Ian Lance Taylor <iant@google.com>
17523 * common.opt: Add fmerge-debug-strings.
17524 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
17525 flag_merge_debug_strings rather than flag_merge_constants.
17526 * doc/invoke.texi (Option Summary): Mention
17527 -fmerge-debug-strings.
17528 (Debugging Options): Document -fmerge-debug-strings.
17530 2008-01-18 Ian Lance Taylor <iant@google.com>
17533 * tree.h (DECL_IS_OPERATOR_NEW): Define.
17534 (struct tree_function_decl): Add new field operator_new_flag.
17535 * tree-inline.c (expand_call_inline): When inlining a call to
17536 operator new, force the return value to go into a variable, and
17537 set DECL_NO_TBAA_P on that variable.
17538 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
17540 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
17543 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
17544 DWARF2_DEBUGGING_INFO.
17545 (dwarf2out_note_section_used): Ditto. Add prototype.
17546 (have_multiple_function_sections, text_section_used,
17547 cold_text_section_used, *cold_text_sections): Move declarations
17550 2008-01-17 Bob Wilson <bob.wilson@acm.org>
17552 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
17553 field and add signal_ra.
17554 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
17555 assignments to frame state pc. Move end of stack check after
17556 MD_FALLBACK_FRAME_STATE_FOR.
17557 (uw_update_context_1): Use frame state signal_regs if set, instead
17558 of checking signal_frame flag.
17559 (uw_update_context): Use frame state signal_ra if set.
17560 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
17561 * config/xtensa/linux-unwind.h: New file.
17563 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
17565 * modulo-sched.c (get_sched_window): Fix comment typo.
17567 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
17569 PR tree-optimization/34648
17570 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
17572 2008-01-17 Anatoly Sokolov <aesok@post.ru>
17574 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
17575 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
17577 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
17579 PR rtl-optimization/34400
17580 * df-core.c (df_worklist_dataflow_overeager,
17581 df_worklist_dataflow_doublequeue): New functions.
17582 (df_worklist_dataflow): Two different worklist solvers.
17583 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
17586 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17589 * doc/invoke.texi: Document the dependence on pthread for fopenmp
17590 and ftree-parallelize-loops.
17592 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
17594 PR rtl-optimization/34826
17595 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
17597 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
17599 * global.c (find_reg): Mark the eh regs as used if necessary.
17600 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
17601 * ra.h (struct allocno): no_eh_reg field added. Changed
17602 no_stack_reg type to bitfield.
17604 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
17606 * tree.c (substitute_in_expr): Add missing 'break'.
17608 2008-01-17 Richard Guenther <rguenther@suse.de>
17610 PR tree-optimization/34825
17611 * tree-ssa-math-opts.c (is_division_by): Do not recognize
17612 x / x as division to handle.
17614 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17616 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
17617 "-pthread" is specified.
17618 * pa-hpux11.h (LIB_SPEC): Likewise.
17620 2008-01-16 Janis Johnson <janis187@us.ibm.com>
17621 Peter Bergner <bergner@vnet.ibm.com>
17623 PR rtl-optimization/33796
17624 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
17626 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17628 PR libgfortran/34699
17629 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
17631 * pa-hpux10.h (LINK_SPEC): Likewise.
17632 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
17634 2008-01-16 Richard Guenther <rguenther@suse.de>
17636 PR middle-end/32628
17637 * fold-const.c (fold_convert_const_int_from_int): Do not
17638 set overflow if that occured only because of a sign extension
17639 change when converting from/to a sizetype with the same
17640 precision and signedness.
17642 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17645 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
17646 location address to the correct place. Update copyright year.
17648 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17650 * lambda-code.c (lambda_transform_legal_p): Handle the case of
17651 no dependences in the dependence_relations vector.
17653 2008-01-16 Jan Hubicka <jh@suse.cz>
17655 PR rtl-optimization/31396
17656 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
17657 * cfg.c (dump_reg_info): Print it.
17658 * regs.h (struct reg_info_t): add freq_calls_crossed.
17659 (REG_FREQ_CALLS_CROSSED): New macro.
17660 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
17661 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
17662 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
17663 regmove_optimize): Update call crossed frequencies.
17664 * local-alloc.c (struct qty): Add freq_calls_crossed.
17665 (alloc_qty): Copute freq_calls_crossed.
17666 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
17667 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
17668 * ra.h (struct allocno): Add freq_calls_crossed.
17670 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17672 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
17673 libgomp when compiling with ftree-parallelize-loops.
17674 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
17676 2008-01-16 Richard Guenther <rguenther@suse.de>
17678 PR tree-optimization/34769
17679 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
17680 * tree.c (int_cst_value): Instead make this function more
17681 permissive in what it accepts as valid input. Document this
17682 function always sign-extends the value.
17684 2008-01-16 Jakub Jelinek <jakub@redhat.com>
17685 Richard Guenther <rguenther@suse.de>
17688 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
17689 (gimple_fold_indirect_ref_rhs): ... this.
17690 (gimple_fold_indirect_ref): New function with foldings
17691 that preserve lvalueness.
17692 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
17693 * tree-flow.h (gimple_fold_indirect_ref): Declare.
17694 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
17695 to fold an INDIRECT_REF, fall back to the old use of
17696 fold_indirect_ref_1.
17698 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17700 * tree-data-ref.c (subscript_dependence_tester_1): Call
17701 free_conflict_function.
17702 (compute_self_dependence): Same.
17704 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17707 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
17708 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
17710 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
17711 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
17712 for DWARF2_UNWIND_INFO targets.
17714 2008-01-16 Richard Guenther <rguenther@suse.de>
17717 * c-typeck.c (common_pointer_type): Do not merge inconsistent
17718 type qualifiers for function types.
17720 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
17722 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
17723 loop_iterator li from previous commit.
17725 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
17727 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
17729 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17731 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
17732 (parallelize_loops): Don't parallelize irreducible components.
17734 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17737 * c-opts (c_common_post_options): Do not enable CPP
17738 flag_pedantic_errors by default.
17740 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
17742 PR rtl-optimization/31944
17743 * cse.c (remove_pseudo_from_table): New function.
17744 (merge_equiv_classes): Use above function to remove pseudo-registers.
17745 (invalidate): Likewise.
17747 2008-01-13 Richard Guenther <rguenther@suse.de>
17749 PR middle-end/34601
17750 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
17751 instead of TYPE_MODE to deal with calls from expand_one_error_var.
17753 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
17755 * gcse.c (cprop_jump): Call validate_unshare_change instead of
17756 validate_change to unshare the source of the PC set.
17758 2008-01-12 Jan Hubicka <jh@suse.cz>
17760 PR middle-end/32135
17761 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
17762 references above array bounds. This might trigger bounds checks for
17763 pointers to arrays.
17765 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17767 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
17768 new_replaceable_dependencies.
17770 2008-01-12 Doug Kwan <dougkwan@google.com>
17772 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
17773 instead of OPT_Wreturn_type in warning due to ignored return type
17775 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
17776 options included in -Wextra.
17777 * c.opt: New option -Wignored_qualifiers.
17778 * doc/invoke.texi (Warning Options, -Wextra): Add new option
17779 -Wignore_qualifiers.
17780 (-Wignored-qualifiers): Document.
17781 (-Wreturn-type): Remove description of functionality now handled
17782 by -Wignored-qualifiers.
17784 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
17787 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
17788 NOP_EXPR if it is between integral types with the same precision.
17790 2008-01-12 Jan Hubicka <jh@suse.cz>
17793 * invoke.texi (max-inline-recursive-depth): Fix default value.
17795 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
17797 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
17800 2008-01-11 Bob Wilson <bob.wilson@acm.org>
17802 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
17804 2008-01-11 James E. Wilson <wilson@specifix.com>
17807 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
17809 2008-01-11 Anatoly Sokolov <aesok@post.ru>
17811 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
17812 save/restore frame pointer register and don't use 'call-prologues'
17813 optimization in function with "OS_task" attribute.
17815 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
17817 PR middle-end/31309
17818 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
17819 when copying to memory.
17821 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
17823 PR rtl-optimization/30905
17824 * cfgcleanup.c: Include dce.h
17825 (crossjumps_occured): New global variable.
17826 (try_crossjump_bb): Exit loop after finding a fallthru edge.
17827 If something changed, set crossjumps_occured to true.
17828 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
17829 Don't add/remove fake edges to exit here...
17830 (cleanup_cfg): ...but do it here, when crossjumping.
17831 Run a fast DCE when successful crossjumps occured in the latest
17832 iteration of try_optimize_cfg.
17834 2008-01-11 Richard Guenther <rguenther@suse.de>
17836 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
17837 (struct vn_unary_op_s): Likewise.
17838 (vn_reference_insert): Free old reference on hash collision.
17840 2008-01-10 Raksit Ashok <raksit@google.com>
17842 PR rtl-optimization/27971
17843 * combine.c (find_split_point): Split PLUS expressions which are
17844 inside a MEM rtx, and whose first operand is complex.
17846 2008-01-10 DJ Delorie <dj@redhat.com>
17848 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
17849 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
17850 (m32c_hard_regno_ok): Call the underlying function.
17852 2008-01-10 Richard Guenther <rguenther@suse.de>
17854 PR middle-end/34683
17855 * tree-cfg.c (tree_merge_blocks): Do not go through the
17856 full-blown folding and stmt updating path if we just deal
17857 with virtual operands.
17858 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
17859 test for abnormal SSA_NAMEs.
17861 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
17863 PR middle-end/34641
17864 * reload.c (push_reload): Add assertions. All constants from
17865 reg_equiv_constant should have been used for replacing the respective
17867 (find_reloads_address): Invoke find_reloads_address_part for
17868 constant taken from the reg_equiv_constant array.
17870 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
17872 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
17873 field (valnum) the first in the struct. Replace bools with
17876 2008-01-10 Richard Guenther <rguenther@suse.de>
17878 PR tree-optimization/34651
17879 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
17880 types and ordering for masking and converting.
17882 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
17884 PR tree-optimization/34017
17885 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
17886 also for PHI_NODE expressions.
17888 2008-01-09 Jan Hubicka <jh@suse.cz>
17890 PR tree-optimization/34708
17891 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
17892 based on number of case labels.
17893 (init_inline_once): Remove switch_cost.
17894 * tree-inline.h (eni_weights_d): Remove switch_cost.
17896 2008-01-09 Richard Guenther <rguenther@suse.de>
17897 Andrew Pinski <andrew_pinski@playstation.sony.com>
17899 PR middle-end/30132
17900 * gimplify.c (gimplify_cond_expr): Do not create an addressable
17901 temporary if an rvalue is ok or an lvalue is not required.
17903 2008-01-09 Richard Guenther <rguenther@suse.de>
17905 PR middle-end/34458
17906 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
17907 adjust return type.
17909 2008-01-09 Richard Guenther <rguenther@suse.de>
17911 PR middle-end/34679
17912 * tree.c (host_integerp): Check for sizetype only if the
17913 type is an integer type.
17915 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
17918 * opts.c (decode_options): Disable inlining of functions called
17919 once if not in unit-at-a-time mode.
17921 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
17923 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
17925 2008-01-08 Richard Guenther <rguenther@suse.de>
17927 PR middle-end/31863
17928 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
17929 out early if the result will be unused.
17931 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17936 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17937 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17940 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
17942 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
17943 for vectorization tuned.
17945 2008-01-08 Richard Guenther <rguenther@suse.de>
17947 PR tree-optimization/34683
17948 * tree-ssa-operands.c (operand_build_cmp): Export.
17949 * tree-ssa-operands.h (operand_build_cmp): Declare.
17950 * tree-vn.c (vuses_compare): Remove.
17951 (sort_vuses): Use operand_build_cmp.
17952 (sort_vuses_heap): Likewise.
17953 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
17954 to re-use old VEC if available. Do not sort already sorted VUSEs.
17955 (vdefs_to_vec): Do not sort already sorted VDEFs.
17957 2008-01-08 Jakub Jelinek <jakub@redhat.com>
17959 PR middle-end/34694
17960 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
17962 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17965 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
17966 limitations of reciprocal sequences on x86 targets.
17968 2008-01-08 Richard Guenther <rguenther@suse.de>
17970 PR tree-optimization/34683
17971 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
17973 2008-01-07 Jakub Jelinek <jakub@redhat.com>
17976 * config/darwin.c (darwin_mergeable_string_section): Don't use
17977 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
17979 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
17982 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
17983 negxf2. Macroize expander using X87MODEF mode iterator. Change
17984 predicates of op0 and op1 to register_operand.
17985 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
17986 expander using X87MODEF mode iterator. Change predicates of
17987 op0 and op1 to register_operand.
17988 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
17989 corresponding patterns and macroize using MODEF macro. Change
17990 predicates of op0 and op1 to register_operand and remove
17991 "m" constraint. Disparage "r" alternative with "!".
17992 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
17993 macroize using X87MODEF macro. Change predicates of op0 and op1
17994 to register_operand and remove "m" constraint. Disparage "r"
17995 alternative with "!".
17996 (absneg splitter with memory operands): Remove.
17997 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
17998 patterns and macroize using X87MODEF mode iterator.
17999 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18000 Change predicate of op1 to register_operand.
18001 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18002 for memory operands.
18004 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18006 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18008 2008-01-07 Richard Guenther <rguenther@suse.de>
18010 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18013 2008-01-07 Richard Guenther <rguenther@suse.de>
18015 PR tree-optimization/34683
18016 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18017 VOPs of the needed size to save memory. Use VEC_quick_push
18018 to save compile-time.
18019 (vdefs_to_vec): Likewise.
18021 2008-01-07 Sa Liu <saliu@de.ibm.com>
18023 * config/spu/spu.md (divdf3): Genetate inline code for double
18024 division. The implementation doesn't handle INF or NAN, therefore it
18025 only applies when -ffinite-math-only is given.
18027 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18030 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18031 * doc/cpp.texi ([Common Predefined Macros]): Document.
18033 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18035 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18036 order to use commutative addition instead of subtraction.
18038 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18039 Mircea Namolaru <namolaru@il.ibm.com>
18040 Vladimir Yanovsky <yanov@il.ibm.com>
18041 Revital Eres <eres@il.ibm.com>
18043 PR tree-optimization/34263
18044 * tree-outof-ssa.c (process_single_block_loop_latch,
18045 contains_tree_r): New functions.
18046 (analyze_edges_for_bb): Call process_single_block_loop_latch
18047 function to empty single-basic-block latch block if possible.
18049 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18051 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18053 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18055 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18057 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18059 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18061 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18063 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18065 PR tree-optimization/34618
18066 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18069 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18072 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18073 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18074 Update copyright year.
18076 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18077 Update copyright year.
18078 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18081 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18083 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18084 edge does not point to current bb before changing need_assert.
18086 2008-01-04 Richard Guenther <rguenther@suse.de>
18088 PR middle-end/34029
18089 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18090 for verifying purposes if they are is_gimple_min_invariant.
18092 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18094 PR tree-optimization/34448
18095 PR tree-optimization/34465
18096 * gimplify.c (gimplify_init_constructor): Add new parameter
18097 notify_temp_creation. Use it.
18098 (gimplify_modify_expr_rhs): Take volatiles into account when
18099 optimizing constructors.
18100 Do not optimize constructors if gimplify_init_constructor will dump to
18102 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18103 * gcc.c-torture/compile/pr34448.c: New.
18105 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18107 PR gcov-profile/34609
18108 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18109 return_slot if result is TREE_ADDRESSABLE.
18111 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18113 * config/mips/mips.md (sqrt_condition): Tweak comment.
18114 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18116 2008-01-03 Tom Tromey <tromey@redhat.com>
18119 * c-common.c (c_type_hash): Handle VLAs.
18121 2008-01-03 Jan Hubicka <jh@suse.cz>
18123 PR tree-optimization/31081
18124 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18125 0 when inlining and not inlining to first basic block.
18126 (remap_decl): When var is initialized to 0, don't set default_def.
18127 (expand_call_inline): Set entry_bb.
18128 * tree-inline.h (copy_body_data): Add entry_bb.
18130 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18133 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18136 PR tree-optimization/29484
18137 * tree-inline.c (inline_forbidden_p_2): New function.
18138 (inline_forbidden_p): Disallow inlining if some static var
18139 has an address of a local LABEL_DECL in its initializer.
18140 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18143 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18145 PR tree-optimization/34635
18146 * tree-data-ref.c (add_other_self_distances): Make sure that the
18147 evolution step is constant.
18149 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18151 PR middle-end/34608
18152 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18154 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18156 * tree-sra.c (scalarize_init): Insert the generate_element_init
18157 statements after the generate_element_zero statements.
18159 2008-01-02 Richard Guenther <rguenther@suse.de>
18161 PR middle-end/34093
18162 PR middle-end/31976
18163 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18164 for very large number of operands instead of ICEing.
18166 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18169 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18170 while stack probing.
18172 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18174 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18177 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18179 PR libmudflap/26442
18180 * tree-mudflap.c (mx_register_decls): Guard warning by
18181 !DECL_ARTIFICIAL check.
18183 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18185 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18186 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18187 sse5_perm<mode>): Fix constraints.