1 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3 * doc/invoke.texi: Revert unintended checkin.
5 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9 * gcc.c (include_spec_function): Tweak call to find_a_file.
11 2008-08-12 Jakub Jelinek <jakub@redhat.com>
14 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
16 * dojump.c (do_jump): Likewise.
18 PR tree-optimization/37084
19 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
20 if id->regimplify, don't assume stmt is a cast assignment.
22 2008-08-12 Anatoly Sokolov <aesok@post.ru>
24 * final.c (final_scan_insn): Use app_enable/app_disable functions.
26 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
32 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
34 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
35 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
37 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
38 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
39 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
40 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
41 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
43 * doc/tm.texi (Storage Layout): Remove documentation for
46 * simplify-rtx.c (simplify_binary_operation_1): Replace
47 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
49 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
51 * real.h (struct real_format): New member has_sign_dependent_rounding.
52 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
53 spu_single_format, ieee_double_format, mips_double_format,
54 motorola_double_format, ieee_extended_motorola_format,
55 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
56 ieee_extended_intel_96_round_53_format, ibm_extended_format,
57 mips_extended_format, ieee_quad_format, mips_quad_format,
58 vax_f_format, vax_d_format, vax_g_format): Initialize it.
59 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
61 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
62 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
63 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
64 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
65 (ROUND_TOWARDS_ZERO): Likewise.
67 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
68 (FLOAT_MODE_FORMAT): New macro.
69 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
70 (MODE_COMPOSITE_P): ... this new macro.
71 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
72 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
73 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
75 * flags.h: Include "real.h".
77 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
78 REAL_MODE_FORMAT_COMPOSITE_P.
79 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
81 * doc/tm.texi (Storage Layout): Remove documentation of
82 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
83 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
84 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
85 they only apply to libgcc2.a.
87 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
89 * config/spu/float_disf.c: New file.
90 * config/spu/float_unsdisf.c: New file.
91 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
92 (LIB2FUNCS_EXCLUDE): Define.
94 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
95 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
97 * real.h (struct real_format): New member round_towards_zero.
98 * real.c (round_for_format): Respect fmt->round_towards_zero.
99 (ieee_single_format, mips_single_format, motorola_single_format,
100 spu_single_format, ieee_double_format, mips_double_format,
101 motorola_double_format, ieee_extended_motorola_format,
102 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
103 ieee_extended_intel_96_round_53_format, ibm_extended_format,
104 mips_extended_format, ieee_quad_format, mips_quad_format,
105 vax_f_format, vax_d_format, vax_g_format): Initialize it.
106 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
108 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
109 real_format to choose rounding mode when calling MPFR functions.
110 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
111 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
113 * real.h (real_to_decimal_for_mode): Add prototype.
114 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
115 Respect target rounding mode when generating decimal representation.
116 (real_to_decimal): New stub for backwards compatibility.
117 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
118 real_to_decimal_for_mode instead of real_to_decimal.
120 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
122 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
123 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
125 * real.c (spu_single_format): New variable.
126 * real.h (spu_single_format): Declare.
128 * config/spu/spu.c (spu_override_options): Install SFmode format.
129 (spu_split_immediate): Use integer mode to operate on pieces of
130 floating-point values in all cases.
132 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
133 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
134 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
136 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
138 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
140 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
142 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
144 2008-08-12 Jakub Jelinek <jakub@redhat.com>
147 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
148 on the VAR_DECL instead of TYPE_READONLY on its type.
150 2008-08-12 Ira Rosen <irar@il.ibm.com>
152 * tree-vectorizer.c: Depend on langhooks.h.
153 (supportable_widening_operation): Add two arguments. Support double
155 (supportable_narrowing_operation): Likewise.
156 * tree-vectorizer.h (supportable_widening_operation): Add two
158 (supportable_narrowing_operation): Likewise.
159 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
160 supportable_widening_operation with correct arguments.
161 * tree-vect-transform.c (vectorizable_conversion): Likewise.
162 (vectorizable_type_demotion): Support double type conversions.
163 (vectorizable_type_promotion): Likewise.
164 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
166 2008-08-11 Michael Matz <matz@suse.de>
168 * i386/i386.c (override_options): Move initialisation from
169 flag_schedule_insns_after_reload to here from ...
170 (optimization_options): ... here.
172 2008-08-11 Jakub Jelinek <jakub@redhat.com>
174 PR rtl-optimization/36998
175 * dwarf2out.c (compute_barrier_args_size_1,
176 compute_barrier_args_size): Temporarily remove assertions.
178 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
181 * tree-ssa.c (struct walk_data): Add new flag
182 warn_possibly_uninitialized.
183 (warn_uninitialized_var): Use it.
184 (warn_uninitialized_vars): New.
185 (execute_early_warn_uninitialized): Call it.
186 (execute_late_warn_uninitialized): Likewise.
188 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
191 * reload1.c (gen_reload): Guard calls to get_secondary_mem
194 2008-08-09 Jan Hubicka <jh@suse.cz>
197 * optabs.c (maybe_emit_unop_insn): Remove produced code if
199 (expand_fix): Be prepared for expansion to fail.
200 (expand_sfix_optab): Remove instructions if expansion failed.
202 2008-08-09 Anatoly Sokolov <aesok@post.ru>
204 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
206 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
207 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
209 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
211 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
212 mips/t-libgcc-mips16 to tmake_file.
213 * config/mips/mips-protos.h (mips_call_type): New enum.
214 (mips_pic_base_register, mips_got_load): Declare.
215 (mips_restore_gp): Take an rtx argument.
216 (mips_use_pic_fn_addr_reg_p): Declare.
217 (mips_expand_call): Replace the sibcall_p argument with
218 a mips_call_type argument. Add a lazy_p parameter.
219 (mips_split_call): Declare.
220 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
221 (MIPS16_PIC_TEMP): Likewise.
222 (reg_class): Delete M16_NA_REGS.
223 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
224 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
225 (mips_split_hi_p): Declare.
226 * config/mips/mips.c (mips_split_hi_p): New array.
227 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
228 (mips_got_symbol_type_p): New function.
229 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
230 (mips16_stub_function_p): New function.
231 (mips16_local_function_p): Likewise.
232 (mips_use_pic_fn_addr_reg_p): Likewise.
233 (mips_cannot_force_const_mem): Return false for HIGHs.
234 Extend CONST_INT and symbolic handling to MIPS16, using
235 mips_symbol_insns to check that the base symbol type is a
236 legitimate constant. Reject GOT-based constants if
237 TARGET_MIPS16_PCREL_LOADS.
238 (mips_const_insns): Check targetm.cannot_force_const_mem when
239 decomposing a symbolic base and a large offset.
240 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
241 When calling a function that needs $25 from MIPS16 code,
242 move the target address into $25 separately and add a USE
244 (mips16_gp_pseudo_reg): Insert the initializer immediately
245 before the first real insn.
246 (mips_pic_base_register, mips_got_load): New functions.
247 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
248 parameter to LOW_OUT. Say that it can be any valid SET_SRC
249 when splitting a load-address operation. Split SYMBOL_GOT_DISP
250 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
251 (mips_call_tls_get_addr): Update the call to mips_expand_call,
252 also passing NULL_RTX rather than const0_rtx as the aux argument.
253 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
254 instead of TARGET_EXPLICIT_RELOCS.
255 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
256 (mips_load_call_address): Replace the sibcall_p argument with
257 a mips_call_type argument. Use mips_got_load.
258 (mips16_local_alias): New structure.
259 (mips16_local_aliases): New variable.
260 (mips16_local_aliases_hash): New function.
261 (mips16_local_aliases_eq): Likewise.
262 (mips16_local_alias): Likewise.
263 (mips16_stub_function): Likewise.
264 (mips16_build_function_stub): Create a local alias for the target
265 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
266 .cpload directive and an R_MIPS_NONE relocation for the target
267 function, then load the alias rather than the function itself.
268 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
269 (mips16_copy_fpr_return_value): Use mips16_stub_function and
270 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
271 (mips16_build_call_stub): Replace the FN parameter with an
272 FN_PTR parameter. Force the address into a register if it
273 isn't a call_insn_operand; don't rely on the caller to do this.
274 If a call to a locally-defined and locally-binding MIPS16
275 function must be made indirectly, redirect the call to the
276 function's local alias. Use mips16_stub_function_p,
277 mips16_stub_function, mips_expand_call and use_reg.
278 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
279 Use explicit %hi and %lo accesses where possible.
280 Use MIPS_CALL to generate the correct code form of a
281 jal instruction. Add clobbers of $18 instead of uses.
282 Update the call to mips_emit_call_insn.
283 (mips_expand_call): Replace the SIBCALL_P argument with a
284 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
285 Take a LAZY_P parameter. Call mips16_build_call_stub first,
286 allowing it to modify the call address. Update the calls to
287 mips_load_call_address and mips_emit_call_insn.
288 (mips_split_call): New function.
289 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
290 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
291 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
292 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
293 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
295 (mips_cprestore_slot): New function.
296 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
297 and use mips_cprestore_slot.
298 (mips_output_function_prologue): Handle TARGET_MIPS16 for
300 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
301 then use a copygp_mips16 instruction to set up $28.
302 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
303 (mips16_lay_out_constants): Call split_all_insns_noflow.
304 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
305 false if TARGET_MIPS16.
306 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
307 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
308 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
309 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
310 MIPS16 code. Allow MIPS16 o32 PIC.
311 (mips_override_options): Allow MIPS16 o32 PIC.
312 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
313 after reload if TARGET_USE_GOT.
314 (UNSPEC_COPYGP): New constant.
315 (length): Use a default length of 8 for MIPS16 GOT loads.
316 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
317 (*got_page<mode>): Check mips_split_hi_p.
318 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
319 (unspec_got<mode>, unspec_call<mode>): New expanders.
320 (load_got<mode>, load_call<mode>): Remove the length attributes.
321 Use a got attribute instead of a type attribute.
322 (copygp_mips16): New insn.
323 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
324 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
325 (sibcall, sibcall_value, call, call_value): Update the calls
327 (call_internal, call_value_internal): Use mips_split_call.
328 (call_value_multiple_internal): Likewise.
329 (call_split): Move after call_internal (the insn it is split from).
330 (call_internal_direct, call_value_internal_direct): Turn into
331 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
332 (call_direct_split, call_value_direct_split): New patterns.
333 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
334 and use M16_REGS instead of M16_NA_REGS.
335 * config/mips/predicates.md (const_call_insn_operand): Replace
336 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
337 mips_use_pic_fn_addr_reg_p check.
338 (move_operand): Reject HIGHs if mips_split_hi_p.
339 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
340 (__mips16_floatunsisf): Inline __mips16_floatsisf.
341 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
342 * config/mips/libgcc-mips16.ver: New file.
343 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
344 $(srcdir)/config/mips/libgcc-mips16.ver.
346 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
348 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
349 (mips_unspec_address, mips_unspec_offset_high): Likewise.
350 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
351 (mips16_cfun_returns_in_fpr_p): Likewise.
353 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
355 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
356 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
359 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
361 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
362 (FUNCTION_PROFILER): Save the static chain pointer into $2
363 beforehand and restore it aftewards.
364 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
365 address directly into $25 and call the function through $25;
366 do not clobber $3. Pad the DImode version to cover the space
367 left by the deleted $25 <- $3 move.
368 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
369 the removal of the $25 <- $3 move.
370 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
371 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
373 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
374 Daniel Jacobowitz <dan@codesourcery.com>
376 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
377 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
378 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
379 * config/mips/mips.c (mips_start_function_definition): New function.
380 (mips_end_function_definition): Likewise.
381 (mips_output_function_prologue): Use mips_start_function_definition.
382 (mips_output_function_epilogue): Use mips_end_function_definition.
383 (build_mips16_function_stub): Use mips_start_function_definition
384 and mips_end_function_definition.
385 (build_mips16_call_stub): Likewise.
387 2008-08-09 Richard Guenther <rguenther@suse.de>
389 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
390 * gimple.h (gimple_call_fn): Adjust comment.
391 (gimple_call_set_fndecl): New function.
392 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
393 longer having bare FUNCTION_DECL operand.
394 (gimple_call_return_type): Likewise.
395 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
397 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
398 (gimple_mod_pow2): Likewise.
399 (gimple_mod_subtract): Likewise.
400 (gimple_ic): Likewise.
401 (gimple_stringop_fixed_value): Likewise.
402 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
403 longer having bare FUNCTION_DECL operand.
404 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
405 * omp-low.c (optimize_omp_library_calls): Likewise.
406 * cgraphunit.c (update_call_expr): Likewise.
407 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
408 (execute_convert_to_rsqrt): Likewise.
409 * cfgexpand.c (gimple_to_tree): Simplify.
410 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
411 bare FUNCTION_DECL operand.
412 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
413 (convert_gimple_call): Use gimple_call_fndecl.
414 * c-common.c (c_warn_unused_result): Likewise.
416 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
419 * c-typeck.c (digest_init): Call verify_sequence_points from here.
420 (c_finish_return): Likewise.
421 (c_start_case): Likewise.
422 * c-common.c (warn_for_collisions_1): Use explicit location in
424 * c-parser.c (c_parser_condition): New. Call
425 verify_sequence_points.
426 (c_parser_paren_condition): Call c_parser_condition.
427 (c_parser_for_statement): Call c_parser_condition.
429 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
432 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
433 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
434 Moved from diagnostic.h
435 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
437 (emit_diagnostic): New.
438 (warning0, pedwarn0): Delete.
439 (warning, warning_at, pedwarn, permerror): Return bool.
440 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
441 Moved to diagnostic.c.
442 (struct diagnostic_context): Use correct type for
444 (diagnostic_report_diagnostic): Update declaration.
445 (emit_diagnostic): Declare.
446 * errors.c (warning): Return bool.
447 * errors.h (warning): Update declaration.
448 * toplev.h (warning0, pedwarn0): Delete.
449 (warning, warning_at, pedwarn, permerror): Return bool.
450 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
451 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
452 inform. Update all calls.
453 (diagnose_mismatched_decls): Check return value of warning/pedwarn
454 before giving informative note.
455 (implicit_decl_warning): Likewise.
456 * c-typeck.c (build_function_call): Likewise.
457 * tree-sssa.c (warn_uninit): Likewise.
458 * builtins.c (gimplify_va_arg_expr): Likewise.
460 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
463 * doc/invoke.texi (-Wextra): Move warning from here...
464 (-Wuninitialized): ... to here.
466 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
469 * flags.h (set_Wunused): Delete
470 * toplev.c (process_options): Handle Wunused flags here.
471 * opts.c (maybe_warn_unused_parameter): Delete.
472 (common_handle_option): Replace set_Wunused by warn_unused.
473 (set_Wextra): Do not handle Wunused-parameter here.
474 (set_Wunused): Delete.
475 * c-opts.c (c_common_handle_option): Replace set_Wunused by
477 * common.opt (Wunused): Add Var and Init.
478 (Wunused-function): Likewise.
479 (Wunused-label): Likewise.
480 (Wunused-parameter): Likewise.
481 (Wunused-value): Likewise.
482 (Wunused-variable): Likewise.
484 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
486 * doc/invoke.texi: Add cpu_type power7.
487 * config.in (HAVE_AS_VSX): New.
488 * config.gcc: Add cpu_type power7.
489 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
491 * configure: Regenerate.
492 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
494 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
495 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
496 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
498 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
500 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
501 type to vectorize.builtin_conversion.
502 (vectorizable_conversion): Likewise.
503 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
504 integral type as input.
505 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
507 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
508 and ALTIVEC_BUILTIN_VCTSXS.
509 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
512 2008-08-08 Richard Guenther <rguenther@suse.de>
514 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
515 (surely_varying_stmt_p): Calls are varying only if they are
516 non-builtin and not indirect or have no result.
517 (ccp_fold): Re-instantiate code before the tuples merge.
519 2008-08-08 Richard Guenther <rguenther@suse.de>
521 PR tree-optimization/37056
522 * gimple.h (gimple_assign_rhs_class): New helper function.
523 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
524 unary operations properly.
526 2008-08-07 Jan Hubicka <jh@suse.cz>
528 * i386.h (ix86_size_cost): Declare.
529 (ix86_cur_cost): New function macro.
530 * i386.md (peepholes expanding size and splitters): Predicate by
531 optimize_insn_for_speed_p.
532 (peepholes reduce size and splitters): Predicate by
533 optimize_insn_for_size_p.
534 * i386.c (ix86_size_cost): Rename from ...
535 (size_cost): This one.
536 (override_options): Update.
537 (decide_alg): Likewise.
538 (ix86_expand_clear): Use RTL profile.
539 (ix86_pad_returns): Use RTL profile.
541 2008-08-07 Jan Hubicka <jh@suse.cz>
543 * recog.c (split_all_insns): Set RTL profile
544 (peephole2_optimize): Likewise.
545 * function.c (thread_prologue_and_epilogue_insns): Likewise.
546 * combine.c (combine_instructions): Likewise.
548 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
550 * c-common.c (c_common_reswords): Also warn about keyword "bool".
552 2008-08-07 Bob Wilson <bob.wilson@acm.org>
554 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming value
555 in a6 after the set_frame_ptr insn.
557 2008-08-07 Richard Henderson <rth@redhat.com>
560 * gcc.c (cpp_options): Pass along -g*.
562 2008-08-07 Joseph Myers <joseph@codesourcery.com>
564 * config/arm/arm.c (output_move_neon): Update comment describing
565 big-endian vector layout.
566 (arm_assemble_integer): Do not handle big-endian NEON vectors
568 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
569 neon_vget_lane<mode>_sext_internal,
570 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
571 element indices for big-endian.
573 2008-08-07 Richard Henderson <rth@redhat.com>
575 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
576 * configure, config.in: Rebuild.
577 * debug.h (dwarf2out_do_cfi_asm): Declare.
578 * c-cppbuiltin.c (c_cpp_builtins): Use it.
579 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
580 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
581 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
583 2008-08-07 Joseph Myers <joseph@codesourcery.com>
585 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
586 movv2si_internal): Combine into mov<mode>_internal.
587 (movv2si_internal_2): Remove.
589 2008-08-07 Jan Hubicka <jh@suse.cz>
592 * i386.md (single stringop patterns): Enable unconditionally.
594 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
597 * config/i386/emmintrin.h (_mm_move_epi64): Use
598 __builtin_ia32_movq128.
600 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
601 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
603 * config/i386/sse.md (sse2_movq128): New.
605 * doc/extend.texi: Document __builtin_ia32_movq128.
607 2008-08-07 Richard Guenther <rguenther@suse.de>
610 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
611 pointers can access anything.
613 2008-08-06 Jan Hubicka <jh@suse.cz>
615 * optabs.c (emit_unop_insn): Break out to ...
616 (maybe_emit_unop_insn): ... this one.
617 (expand_sfix_optab): Use maybe variant.
618 * optabs.h (maybe_emit_unop_insn): Declare.
620 * i386.md (mov0 patterns): Enable by default.
621 (FP conversion expanders): Disable expansion of code expanding
622 sequences when instruction should be optimized for size.
623 (single strinop patterns): Enable when optimizing for size.
624 (string expanders): Disable expanding of code expanding sequences
625 when optimizning instruction for size.
626 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
628 (ix86_fp_comparison_sahf_cost): Likewise.
629 (ix86_expand_branch): Likewise.
630 (ix86_expand_ashl_const): Likewise.
631 (ix86_split_ashl): Likewise.
632 (ix86_expand_strlen): Likewise.
633 (ix86_emit_fp_unordered_jump): Likewie.
635 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
637 * c-common.c: Fix typo.
638 (c_common_reswords): Activate more C++ keyword warnings.
640 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
642 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
645 * diagnostic.c (permerror_at): New.
646 * toplev.h (permerror_at): Declare.
648 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
649 Ira Rosen <irar@il.ibm.com>
651 * tree-vect-transform.c (vect_model_simple_cost): Return
652 immediately if stmt is pure SLP.
653 (vect_model_store_cost): Ditto.
654 (vect_model_load_cost): Ditto.
655 (vectorizable_store): Remove PURE_SLP check before call
656 to vect_model_store_cost.
657 (vect_model_store_cost): When checking whether stmt describe
658 strided access, add a check that it is not slp_node.
660 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
663 * c-common.c (warn_for_sign_compare): New. Handle separately the
664 case that 'constant' is zero.
665 * c-typeck.c (build_binary_op): Move code to c-common.c
667 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
669 * config/alpha/alpha.c (alpha_preferred_reload_class,
670 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
671 alpha_output_mi_thunk_osf): Avoid C++ keywords.
672 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
673 * config/arm/arm.md: Likewise.
674 * config/avr/avr-protos.h (preferred_reload_class,
675 test_hard_reg_class, avr_simplify_comparison_p,
676 out_shift_with_cnt, class_max_nregs): Likewise.
677 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
678 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
679 preferred_reload_class, test_hard_reg_class): Likewise.
680 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
681 bfin_memory_move_cost, bfin_secondary_reload,
682 bfin_output_mi_thunk): Likewise.
683 * config/crx/crx.c (crx_secondary_reload_class,
684 crx_memory_move_cost): Likewise.
685 * config/frv/frv-protos.h (frv_secondary_reload_class,
686 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
687 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
688 frv_secondary_reload_class, frv_class_likely_spilled_p,
689 frv_class_max_nregs): Likewise.
690 * config/h8300/h8300.c (h8300_classify_operand,
691 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
693 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
694 * config/ia64/ia64.c (ia64_preferred_reload_class,
695 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
696 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
697 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
699 * config/m68hc11/m68hc11.c (preferred_reload_class,
700 m68hc11_memory_move_cost): Likewise.
701 * config/mcore/mcore.c (mcore_secondary_reload_class,
702 mcore_reload_class): Likewise.
703 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
704 mips_class_max_nregs, mips_cannot_change_mode_class,
705 mips_preferred_reload_class, mips_secondary_reload_class,
706 mips_output_mi_thunk): Likewise.
707 * config/mmix/mmix.c (mmix_preferred_reload_class,
708 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
710 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
712 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
713 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
714 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
715 * config/rs6000/rs6000.c (paired_expand_vector_init,
716 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
717 compare_section_name, rs6000_memory_move_cost): Likewise.
718 * config/s390/s390.c (s390_emit_compare_and_swap,
719 s390_preferred_reload_class, s390_secondary_reload,
720 legitimize_pic_address, legitimize_tls_address,
721 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
722 s390_class_max_nregs): Likewise.
723 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
724 * config/s390/s390.md: Likewise.
725 * config/score/score-protos.h (score_secondary_reload_class,
726 score_preferred_reload_class): Likewise.
727 * config/score/score.c (score_preferred_reload_class,
728 score_secondary_reload_class): Likewise.
729 * config/score/score3.c (score3_output_mi_thunk,
730 score3_preferred_reload_class, score3_secondary_reload_class,
731 score3_hard_regno_mode_ok): Likewise.
732 * config/score/score3.h (score3_preferred_reload_class,
733 score3_secondary_reload_class): Likewise.
734 * config/score/score7.c (score7_output_mi_thunk,
735 score7_preferred_reload_class, score7_secondary_reload_class,
736 score7_hard_regno_mode_ok): Likewise.
737 * config/score/score7.h (score7_preferred_reload_class,
738 score7_secondary_reload_class): Likewise.
739 * config/sh/sh.c (prepare_move_operands, output_far_jump,
740 output_branchy_insn, add_constant, gen_block_redirect,
741 sh_insn_length_adjustment, sh_cannot_change_mode_class,
742 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
744 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
745 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
746 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
747 xstormy16_preferred_reload_class): Likewise.
748 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
749 xtensa_expand_atomic, override_options,
750 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
752 * reorg.c (try_merge_delay_insns): Likewise.
753 * tree.c (merge_dllimport_decl_attributes): Likewise.
755 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
757 2008-08-06 Michael Matz <matz@suse.de>
759 * Makefile.in (write_entries_to_file): Quote words.
760 * gengtype.c: (read_input_line): Skip over leading white-space.
762 2008-08-06 Marc Gauthier <marc@tensilica.com>
764 * config.gcc: Match more processor names for Xtensa.
765 * configure.ac: Likewise.
766 * doc/install.texi (Specific): Likewise.
767 * configure: Regenerate.
769 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
771 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
772 * calls.c (avoid_likely_spilled_reg): Likewise.
773 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
774 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
775 * config/i386/i386.c (ix86_expand_special_args_builtin,
776 ix86_secondary_reload): Likewise.
777 * except.c (struct eh_region, gen_eh_region_catch,
778 remove_unreachable_regions, duplicate_eh_regions,
779 assign_filter_values, build_post_landing_pads,
780 sjlj_find_directly_reachable_regions, remove_eh_handler,
781 reachable_next_level, foreach_reachable_handler,
782 can_throw_internal_1, can_throw_external_1,
783 collect_one_action_chain): Likewise.
784 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
785 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
786 * function.c (update_temp_slot_address, instantiate_new_reg,
787 instantiate_virtual_regs_in_rtx,
788 instantiate_virtual_regs_in_insn): Likewise.
789 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
790 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
791 gimplify_cleanup_point_expr): Likewise.
792 * ipa-cp.c (ipcp_lattice_changed): Likewise.
793 * passes.c (next_pass_1): Likewise.
794 * print-tree.c (print_node_brief, print_node): Likewise.
795 * profile.c (branch_prob): Likewise.
796 * tree-dump.c (dump_register): Likewise.
797 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
799 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
800 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
801 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
802 copy_arguments_for_versioning, copy_static_chain): Likewise.
803 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
804 add_new_name_mapping, register_new_name_mapping): Likewise.
805 * tree-mudflap.c (mf_xform_derefs): Likewise.
806 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
807 get_init_expr, combine_chains): Likewise.
808 * tree-pretty-print.c (dump_generic_node): Likewise.
809 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
810 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
811 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
812 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
814 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
817 * calls.c (expand_call): Use the biggest preferred stack
820 2008-08-06 Michael Matz <matz@suse.de>
823 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
824 for reused reload, instead of overwriting them.
826 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
829 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
830 for incoming stack boundary.
832 * function.c (assign_parm_find_entry_rtl): Update
835 * function.h (rtl_data): Add parm_stack_boundary.
837 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
838 parm_stack_boundary for incoming stack boundary.
840 2008-08-06 Joseph Myers <joseph@codesourcery.com>
842 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
843 for unrepresentable subregs or treat them as equal to other regs
844 or subregs with the same register number.
846 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
849 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
852 2008-08-06 Jan Hubicka <jh@suse.cz>
854 * predict.c (maybe_hot_frequency_p): When profile is absent, all
855 frequencies might be hot.
857 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
859 * reload.c (find_reloads): Force constants into literal pool
860 also if they are wrapped in a SUBREG.
862 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
865 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
866 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
867 Don't allow predicated instructions for data speculation.
868 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
871 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
873 * haifa-sched.c (extend_global): Split to extend_global_data and
874 extend_region_data. Update all uses.
875 (extend_all): Rename to extend_block_data.
877 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
879 * sched-rgn.c (new_ready): Check if instruction can be
880 speculatively scheduled before attempting speculation.
881 (debug_rgn_dependencies): Remove wrongful assert.
883 2008-08-05 Bob Wilson <bob.wilson@acm.org>
885 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
887 2008-08-05 Bob Wilson <bob.wilson@acm.org>
889 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
890 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
891 va_size, and type_size.
893 2008-08-04 Jason Merrill <jason@redhat.com>
896 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
897 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
899 2008-08-05 Richard Henderson <rth@redhat.com>
901 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
902 * configure: Rebuild.
904 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
907 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
908 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
911 2008-08-05 Richard Henderson <rth@redhat.com>
913 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
914 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
915 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
916 * common.opt (fdwarf2-cfi-asm): New.
917 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
918 * config.in, configure: Rebuild.
919 * dwarf2asm.c (dw2_asm_output_data_raw): New.
920 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
921 (dw2_force_const_mem): Externalize.
922 * dwarf2asm.h: Update.
923 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
924 generate a real label.
925 (output_cfi_directive): New.
926 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
927 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
928 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
930 (dwarf2out_end_epilogue): Emit .cfi_endproc.
931 (output_loc_operands_raw, output_loc_sequence_raw): New.
932 (output_cfa_loc_raw): New.
934 2008-08-05 Paul Brook <paul@codesourcery.com>
936 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
937 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
938 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
939 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
940 * config/arm/arm.h (TARGET_VFPD32): Define.
941 (TARGET_VFP3): Use TARGET_VFPD32.
942 (fputype): Add FPUTYPE_VFP3D16.
943 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
944 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
945 * config/arm/arm-cores.def: Add cortex-r4f.
946 * config/arm/arm-tune.md: Regenerate.
948 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
950 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
951 Reword some comments throughout the file.
953 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
954 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
955 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
956 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
958 (MFC_START_ENABLE): Remove PPU-only define.
959 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
960 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
962 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
963 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
964 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
965 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
966 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
967 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
968 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
970 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
971 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
972 (mfc_sdcrt, mfc_sdcrtst): Likewise.
973 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
975 (spu_read_machine_status): Fix typo.
977 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
979 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
980 SUBREG of multi-word hard register.
981 * config/spu/spu.c (valid_subreg): Likewise.
982 (adjust_operand): Handle SUBREGs of multi-word hard registers.
984 2008-08-04 Richard Guenther <rguenther@suse.de>
986 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
987 the candidate with the stripped base if that base is different
988 from the original base even for offset zero.
990 2008-08-04 Richard Guenther <rguenther@suse.de>
993 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
994 check for no_overflow.
996 2008-08-04 Richard Guenther <rguenther@suse.de>
998 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1000 2008-08-04 Paul Brook <paul@codesourcery.com>
1002 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1003 (arm_order_regs_for_local_alloc): New function.
1004 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1006 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1008 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1011 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1012 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1013 (ix86_expand_epilogue): Likewise.
1015 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1017 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1020 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1022 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1023 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1024 (*movv2sf_internal_rex64): Ditto.
1026 2008-08-03 Jan Hubicka <jh@suse.cz>
1028 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1029 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1030 * expmed.c (expand_smod_pow2): Likewise.
1032 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1036 alternative 0 of operand 1.
1037 (*vec_concatv2di_rex64_sse): Ditto.
1038 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1040 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1041 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1042 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1043 (*movv2sf_internal_rex64): Ditto.
1045 2008-08-02 Richard Guenther <rguenther@suse.de>
1048 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1049 (ssedoublesizemode): New mode attribute.
1050 (sse_shufps): Call gen_sse_shufps_v4sf.
1051 (sse_shufps_1): Macroize.
1052 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1053 (sse2_shufpd_1): Macroize.
1054 (vec_extract_odd, vec_extract_even): New expanders.
1055 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1056 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1057 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1058 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1059 (ix86_expand_vector_set): Likewise.
1060 (ix86_expand_reduc_v4sf): Likewise.
1062 2008-08-01 Doug Kwan <dougkwan@google.com>
1064 * matrix-reorg.c: Re-enable all code.
1065 (struct malloc_call_data): Change CALL_STMT to gimple type.
1066 (collect_data_for_malloc_call): Tuplify.
1067 (struct access_site_info): Change STMT to gimple type.
1068 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1069 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1070 (struct free_info): Change STMT to gimple type.
1071 (struct matrix_access_phi_node): Change PHI to gimple type.
1072 (get_inner_of_cast_expr): Remove.
1073 (may_flatten_matrices_1): Tuplify.
1074 (may_flatten_matrices): Ditto.
1075 (mark_min_matrix_escape_level): Ditto.
1076 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1077 (ssa_accessed_in_call_rhs): New
1078 (ssa_accessed_in_assign_rhs): New
1079 (record_access_alloc_site_info): Tuplify.
1080 (add_allocation_site): Ditto.
1081 (analyze_matrix_allocation_site): Ditto.
1082 (analyze_transpose): Ditto.
1083 (get_index_from_offset): Ditto.
1084 (update_type_size): Ditto.
1085 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1086 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1087 (analyze_accesses_for_phi_node): Tuplify.
1088 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1089 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1090 (analyze_matrix_accesses): Tuplify.
1091 (check_var_data): New call-back type for check_var_notmodified_p.
1092 (check_var_notmodified_p): Tuplify and use call-back struct to
1093 return statement found.
1094 (can_calculate_expr_before_stmt): Factor out statement related code
1096 (can_calculate_stmt_before_stmt): New.
1097 (check_allocation_function): Tuplify.
1098 (find_sites_in_func): Ditto.
1099 (record_all_accesses_in_func): Ditto.
1100 (transform_access_sites): Ditto.
1101 (transform_allocation_sites): Ditto.
1102 (matrix_reorg): Re-enable.
1103 (gate_matrix_reorg): Re-enable.
1105 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1107 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1108 for labels for which it hasn't been set yet. If it has been set,
1109 stop walking insns and continue with next worklist item.
1110 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1111 if the only BARRIER is at the very end of a function.
1113 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1115 * cfgexpand.c (expand_stack_alignment): Assert that
1116 stack_realign_drap and drap_rtx must match.
1118 * function.c (instantiate_new_reg): If DRAP is used to realign
1119 stack, replace virtual_incoming_args_rtx with internal arg
1122 2008-08-01 Richard Guenther <rguenther@suse.de>
1124 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1125 loop information only if we initialized it.
1126 (execute_pre): Call fini_pre with in_fre.
1127 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1128 if we do not unroll because we hit max-completely-peeled-insns.
1129 Use our estimation for consistency, do allow shrinking.
1131 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1133 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1134 with MIN_STACK_BOUNDARY.
1135 (ix86_update_stack_boundary): Likewise.
1136 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1139 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1140 (MIN_STACK_BOUNDARY): This.
1142 2008-08-01 Richard Guenther <rguenther@suse.de>
1145 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1147 2008-08-01 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/36988
1150 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1151 do not matter if that doesn't change volatile qualification.
1153 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1155 * configure.ac: Do not generate libada-mk. Do not subst
1157 * libada-mk.in: Remove.
1158 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1159 * configure: Regenerate.
1161 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1163 * tree-pass.h: Added comment about not dumping passes with name
1164 starting with star in struct opt_pass.
1165 * passes.c (register_dump_files_1): Don't do dump for a pass with
1166 name starting with star.
1167 * doc/passes.texi (Pass manager): Mention pass names and special
1168 meaning of star prefix to avoid dump.
1170 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1172 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1174 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1175 (ISA_MIPS64R2): New macro.
1176 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1177 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1178 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1179 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1180 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1181 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1182 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1183 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1184 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1185 Move up to keep list alphabetically sorted.
1186 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1187 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1189 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1190 (-march=@var{arch}): Add mips64r2.
1192 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1194 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1196 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1198 * expr.c (expand_assignment): Check for complete type.
1200 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1203 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1205 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1206 for stack alignment.
1208 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1210 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1212 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1213 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1215 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1217 PR rtl-optimization/36419
1218 * dwarf2out.c (barrier_args_size): New variable.
1219 (compute_barrier_args_size, compute_barrier_args_size_1): New
1221 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1222 if not called yet in the current function, use barrier_args_size
1223 array to find the new args_size value.
1224 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1226 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1229 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1232 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1235 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1236 (dwarf2out_stack_adjust): Use it.
1237 (dwarf2out_frame_debug_expr): Likewise.
1239 2008-07-31 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/36978
1242 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1243 the generated condition.
1245 2008-07-31 Richard Guenther <rguenther@suse.de>
1247 * passes.c (init_optimization_passes): Always call
1248 pass_early_warn_uninitialized.
1249 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1250 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1251 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1253 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1256 * builtins.c (maybe_emit_free_warning): New function.
1257 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1258 maybe_emit_free_warning for BUILT_IN_FREE.
1261 * dwarf2out.c (get_context_die): New function.
1262 (force_decl_die, force_type_die): Use it.
1263 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1264 returns NULL, force generation of DW_TAG_typedef and put that into
1267 PR preprocessor/36649
1268 * c-pch.c (c_common_read_pch): Save and restore
1269 line_table->trace_includes across PCH restore.
1271 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1274 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1276 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1279 * final.c (call_from_call_insn): Handle COND_EXEC.
1281 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1283 * builtins.c (std_gimplify_va_arg_expr): Replace
1284 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1285 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1287 2008-07-30 Joey Ye <joey.ye@intel.com>
1288 H.J. Lu <hongjiu.lu@intel.com>
1290 * builtins.c (expand_builtin_setjmp_receiver): Replace
1291 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1292 (expand_builtin_apply_args_1): Likewise.
1293 (expand_builtin_longjmp): Need DRAP for stack alignment.
1294 (expand_builtin_apply): Likewise.
1296 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1297 instead of assign_stack_local to allow alignment reduction.
1299 * calls.c (emit_call_1): Need DRAP for stack alignment if
1301 (expand_call): Replace virtual_incoming_args_rtx with
1302 crtl->args.internal_arg_pointer.
1303 * stmt.c (expand_nl_goto_receiver): Likewise.
1305 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1306 alignment and store to stack_alignment_estimated and
1307 max_used_stack_slot_alignment.
1308 (expand_one_var): Likewise.
1309 (expand_stack_alignment): New function.
1310 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1311 and stack_alignment_estimated fields in rtl_data. Call
1312 expand_stack_alignment at end.
1314 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1315 (MAX_STACK_ALIGNMENT): Likewise.
1316 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1317 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1319 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1320 stack alignment when generating virtual registers.
1322 * function.c (assign_stack_local): Renamed to ...
1323 (assign_stack_local_1): This. Add a parameter to indicate
1324 if it is OK to reduce alignment.
1325 (assign_stack_local): Use it.
1326 (instantiate_new_reg): Instantiate virtual incoming args rtx
1327 to vDRAP if stack realignment and DRAP is needed.
1328 (assign_parms): Collect parameter/return type alignment and
1329 contribute to stack_alignment_estimated.
1330 (locate_and_pad_parm): Likewise.
1331 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1332 with crtl->args.internal_arg_pointer.
1334 * function.h (rtl_data): Add new field drap_reg,
1335 max_used_stack_slot_alignment, stack_alignment_estimated,
1336 stack_realign_needed, need_drap, stack_realign_processed and
1337 stack_realign_finalized.
1338 (stack_realign_fp): New macro.
1339 (stack_realign_drap): Likewise.
1341 * global.c (compute_regsets): Frame pointer is needed when
1342 stack is realigned. Can eliminate frame pointer when stack is
1343 realigned and dynamic realigned argument pointer isn't used.
1345 * reload1.c (update_eliminables): Frame pointer is needed
1346 when stack is realigned.
1347 (init_elim_table): Can eliminate frame pointer when stack is
1348 realigned and dynamic realigned argument pointer isn't used.
1350 * rtl.h (assign_stack_local_1): Declare new funtion.
1352 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1353 (TARGET_GET_DRAP_RTX): Likewise.
1354 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1355 TARGET_GET_DRAP_RTX.
1357 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1359 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1360 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1362 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1363 H.J. Lu <hongjiu.lu@intel.com>
1365 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1366 vdrap_reg, stack_realign and drap_reg_saved.
1367 (add_cfi): Don't allow redefining CFA when DRAP is used.
1368 (reg_save): Handle stack alignment.
1369 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1370 alignment. Don't generate DWARF information for (set fp sp)
1372 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1374 (int_loc_descriptor): Move prototype forward. Also define if
1375 DWARF2_UNWIND_INFO is true.
1376 (output_cfa_loc): Handle DW_CFA_expression.
1377 (build_cfa_aligned_loc): New.
1378 (based_loc_descr): Update assert for stack realign. For local
1379 variables, use sp+offset when stack is aligned without drap and
1380 fp+offset when stack is aligned with drap. For arguments, use
1381 cfa+offset when drap is used to align stack.
1383 2008-07-30 Joey Ye <joey.ye@intel.com>
1384 H.J. Lu <hongjiu.lu@intel.com>
1386 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1388 (ix86_gen_andsp): New.
1389 (ix86_user_incoming_stack_boundary): Likewise.
1390 (ix86_default_incoming_stack_boundary): Likewise.
1391 (ix86_incoming_stack_boundary): Likewise.
1392 (ix86_can_eliminate): Likewise.
1393 (find_drap_reg): Likewise.
1394 (ix86_update_stack_boundary): Likewise.
1395 (ix86_get_drap_rtx): Likewise.
1396 (ix86_finalize_stack_realign_flags): Likewise.
1397 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1398 (TARGET_GET_DRAP_RTX): Likewise.
1399 (override_options): Overide option value for new options.
1400 (ix86_function_ok_for_sibcall): Remove check for
1401 force_align_arg_pointer.
1402 (ix86_handle_cconv_attribute): Likewise.
1403 (ix86_function_regparm): Likewise.
1404 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1405 (ix86_va_start): Replace virtual_incoming_args_rtx with
1406 crtl->args.internal_arg_pointer.
1407 (ix86_select_alt_pic_regnum): Check DRAP register.
1408 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1409 (ix86_compute_frame_layout): Compute frame layout wrt stack
1411 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1412 (ix86_expand_prologue): Decide if stack realignment is needed
1413 and generate prologue code accordingly.
1414 (ix86_expand_epilogue): Generate epilogue code wrt stack
1415 realignment is really needed or not.
1417 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1418 (ABI_STACK_BOUNDARY): Likewise.
1419 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1420 (STACK_REALIGN_DEFAULT): Likewise.
1421 (INCOMING_STACK_BOUNDARY): Likewise.
1422 (MAX_STACK_ALIGNMENT): Likewise.
1423 (ix86_incoming_stack_boundary): Likewise.
1424 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1425 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1426 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1427 (machine_function): Remove force_align_arg_pointer.
1429 * config/i386/i386.md (BX_REG): New.
1430 (R13_REG): Likewise.
1432 * config/i386/i386.opt (mforce_drap): New.
1433 (mincoming-stack-boundary): Likewise.
1434 (mstackrealign): Add Init(-1).
1436 * config/i386/i386-protos.h (ix86_can_eliminate): New
1438 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1440 * doc/extend.texi: Update force_align_arg_pointer.
1442 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1445 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1446 (INCOMING_STACK_BOUNDARY): Likewise.
1447 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1448 (TARGET_GET_DRAP_RTX): Likewise.
1450 2008-07-30 Andreas Schwab <schwab@suse.de>
1452 PR rtl-optimization/36929
1453 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1454 add_insn_before and fix argument order.
1455 (replace_inc_dec_mem): Handle NULL rtx.
1457 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1459 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1461 (arm_compute_initial_elimination_offset): Use it.
1462 (arm_compute_save_reg_mask): Include static chain save slot when
1463 calculating alignment.
1464 (arm_get_frame_offsets): Ditto.
1465 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1466 that we can use to decrement the stack when the stack decrement
1467 could be too big for an immediate value in a single insn.
1468 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1470 2008-07-30 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/36967
1473 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1474 Release defs of statements we remove.
1476 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1478 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
1479 instead of NULL_RTVEC.
1481 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1485 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
1488 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1490 * final.c (call_from_call_insn): New.
1491 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
1493 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
1495 * configure.ac: Substitute ADA_CFLAGS.
1496 * configure: Regenerate.
1497 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
1498 * Makefile.in: Remove mention of X_* variables.
1499 * config/pa/x-ada-hpux10: Remove.
1500 * config/pa/x-ada: Remove.
1502 * doc/fragments.texi: Update.
1504 2008-07-30 Olivier Hainque <hainque@adacore.com>
1506 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
1507 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
1508 __dso_handle explicitly here.
1510 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1513 * c-typeck.c (build_binary_op): Encapsulate code into...
1514 * c-common.c (shorten_binary_op): ...this new function.
1515 (conversion_warning): Use the new function. Handle non-negative
1516 constant in bitwise-and.
1517 * c-common.h (shorten_binary_op): Declare.
1519 2008-07-30 Olivier Hainque <hainque@adacore.com>
1521 * scan.c (make_sstring_space): Add explicit conversions of
1522 allocator's return value.
1523 * fix-header.c (recognized_function): Likewise.
1525 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1527 * doc/cpp.texi: Update to GFDL 1.2.
1528 * doc/gcc.texi: Do not list GPL as Invariant Section.
1529 * doc/gccint.texi: Likewise. Update copyright years.
1530 * doc/install.texi: Update copyright years.
1532 2008-07-30 Alan Modra <amodra@bigpond.net.au>
1535 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
1536 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
1538 2008-07-29 Jan Hubicka <jh@suse.cz>
1540 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
1541 (grokdeclarator): Likewise.
1542 * langhooks.c (lhd_warn_unused_global_decl): Use
1543 DECL_DECLARED_INLINE_P.
1544 * print-tree.c (print_node): Remove DECL_INLINE check.
1546 2008-07-29 Richard Guenther <rguenther@suse.de>
1548 PR tree-optimization/36945
1549 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
1550 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
1551 Record invariant addresses un-decomposed.
1552 (copy_reference_ops_from_call): Record reference call
1553 arguments properly. Simplify.
1554 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
1555 helper split out from ...
1556 (create_component_ref_by_pieces): ... here. Simplify.
1557 Prepare for recursive invocation for call arguments.
1558 (create_expression_by_pieces): Adjust call to
1559 create_component_ref_by_pieces.
1560 (compute_avail): Process operand 2 of reference ops.
1562 2008-07-29 Richard Guenther <rguenther@suse.de>
1564 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
1566 2008-07-29 Jakub Jelinek <jakub@redhat.com>
1568 * c-format.c (check_format_types): Revert unwanted checkin.
1570 2008-07-29 Jan Hubicka <jh@suse.cz>
1572 * flags.h (flag_really_no_inline): Remove.
1573 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
1574 * toplev.c (flag_really_no_inline): Remove.
1575 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
1576 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
1577 (cgraph_decide_inlining_incrementally): Likewise.
1578 (compute_inline_parameters): Likewise.
1579 * opts.c (decode_options): Simplify.
1580 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
1581 * common.opt (finline): Initialize to 1.
1582 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
1584 2008-07-29 Jan Hubicka <jh@suse.cz>
1586 * predict.c (always_optimize_for_size_p): New function.
1587 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1588 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1589 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
1591 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
1592 * function.c (prepare_function_start): Set default profile.
1593 * function.h (rtl_data): Add maybe_hot_insn_p.
1594 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
1595 (construct_exit_block): Likewise.
1596 (tree_expand_cfg): Likewise.
1598 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1599 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1600 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1601 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
1604 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1607 * c-decl.c (merge_decls): Merge USED flags.
1609 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1611 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
1612 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
1613 next_stack, lab_false and lab_over trees.
1615 2008-07-28 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/36957
1618 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
1619 (useless_type_conversion_p): Remove.
1620 (types_compatible_p): Remove.
1621 * gimple.h (tree_ssa_useless_type_conversion): Declare.
1622 (useless_type_conversion_p): Declare.
1623 (types_compatible_p): Declare.
1624 (gimple_expr_type): Return the base type only if it is
1625 trivially convertible to the subtype.
1627 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
1629 * configure.ac: Use the m4_do macro to concatenate the warnings into
1630 one string in ACX_PROG_CC_WARNING_OPTS,
1631 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
1632 * configure: Regenerate.
1634 2008-07-28 Richard Guenther <rguenther@suse.de>
1636 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
1637 (insert_fake_stores): Remove.
1638 (realify_fake_stores): Likewise.
1639 (execute_pre): Remove dead code.
1640 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
1641 (find_func_aliases): Deal with it here instead.
1642 Re-enable gcc_unreachable call.
1644 2008-07-28 Richard Guenther <rguenther@suse.de>
1646 Merge from gimple-tuples-branch.
1648 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
1649 * gimple.def: New file.
1650 * gsstruct.def: Likewise.
1651 * gimple-iterator.c: Likewise.
1652 * gimple-pretty-print.c: Likewise.
1653 * tree-gimple.c: Removed. Merged into ...
1654 * gimple.c: ... here. New file.
1655 * tree-gimple.h: Removed. Merged into ...
1656 * gimple.h: ... here. New file.
1658 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
1659 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
1660 --enable-checking=gimple flag.
1661 * config.in: Likewise.
1662 * configure: Regenerated.
1664 * tree-ssa-operands.h: Tuplified.
1665 * tree-vrp.c: Likewise.
1666 * tree-loop-linear.c: Likewise.
1667 * tree-into-ssa.c: Likewise.
1668 * tree-ssa-loop-im.c: Likewise.
1669 * tree-dump.c: Likewise.
1670 * tree-complex.c: Likewise.
1671 * cgraphbuild.c: Likewise.
1672 * tree-ssa-threadupdate.c: Likewise.
1673 * tree-ssa-loop-niter.c: Likewise.
1674 * tree-pretty-print.c: Likewise.
1675 * tracer.c: Likewise.
1676 * gengtype.c: Likewise.
1677 * tree-loop-distribution.c: Likewise.
1678 * tree-ssa-loop-unswitch.c: Likewise.
1679 * cgraph.c: Likewise.
1680 * cgraph.h: Likewise.
1681 * tree-ssa-loop-manip.c: Likewise.
1682 * value-prof.c: Likewise.
1683 * tree-ssa-loop-ch.c: Likewise.
1684 * tree-tailcall.c: Likewise.
1685 * value-prof.h: Likewise.
1688 * tree-pass.h: Likewise.
1689 * ipa-cp.c: Likewise.
1690 * tree-scalar-evolution.c: Likewise.
1691 * tree-scalar-evolution.h: Likewise.
1692 * target.h: Likewise.
1693 * lambda-mat.c: Likewise.
1694 * tree-phinodes.c: Likewise.
1695 * diagnostic.h: Likewise.
1696 * builtins.c: Likewise.
1697 * tree-ssa-alias-warnings.c: Likewise.
1698 * cfghooks.c: Likewise.
1699 * fold-const.c: Likewise.
1700 * cfghooks.h: Likewise.
1701 * omp-low.c: Likewise.
1702 * tree-ssa-dse.c: Likewise.
1703 * ipa-reference.c: Likewise.
1704 * tree-ssa-uncprop.c: Likewise.
1705 * toplev.c: Likewise.
1706 * tree-gimple.c: Likewise.
1707 * tree-gimple.h: Likewise.
1708 * tree-chrec.c: Likewise.
1709 * tree-chrec.h: Likewise.
1710 * tree-ssa-sccvn.c: Likewise.
1711 * tree-ssa-sccvn.h: Likewise.
1712 * cgraphunit.c: Likewise.
1713 * tree-ssa-copyrename.c: Likewise.
1714 * tree-ssa-ccp.c: Likewise.
1715 * tree-ssa-loop-ivopts.c: Likewise.
1716 * tree-nomudflap.c: Likewise.
1717 * tree-call-cdce.c: Likewise.
1718 * ipa-pure-const.c: Likewise.
1719 * c-format.c: Likewise.
1720 * tree-stdarg.c: Likewise.
1721 * tree-ssa-math-opts.c: Likewise.
1722 * tree-ssa-dom.c: Likewise.
1723 * tree-nrv.c: Likewise.
1724 * tree-ssa-propagate.c: Likewise.
1725 * ipa-utils.c: Likewise.
1726 * tree-ssa-propagate.h: Likewise.
1727 * tree-ssa-alias.c: Likewise.
1728 * gimple-low.c: Likewise.
1729 * tree-ssa-sink.c: Likewise.
1730 * ipa-inline.c: Likewise.
1731 * c-semantics.c: Likewise.
1732 * dwarf2out.c: Likewise.
1734 * tree-ssa-loop-ivcanon.c: Likewise.
1735 * predict.c: Likewise.
1736 * tree-ssa-loop.c: Likewise.
1737 * tree-parloops.c: Likewise.
1738 * tree-ssa-address.c: Likewise.
1739 * tree-ssa-ifcombine.c: Likewise.
1740 * matrix-reorg.c: Likewise.
1741 * c-decl.c: Likewise.
1742 * tree-eh.c: Likewise.
1743 * c-pretty-print.c: Likewise.
1744 * lambda-trans.c: Likewise.
1745 * function.c: Likewise.
1746 * langhooks.c: Likewise.
1747 * ebitmap.h: Likewise.
1748 * tree-vectorizer.c: Likewise.
1749 * function.h: Likewise.
1750 * langhooks.h: Likewise.
1751 * tree-vectorizer.h: Likewise.
1752 * ipa-type-escape.c: Likewise.
1753 * ipa-type-escape.h: Likewise.
1754 * domwalk.c: Likewise.
1755 * tree-if-conv.c: Likewise.
1756 * profile.c: Likewise.
1757 * domwalk.h: Likewise.
1758 * tree-data-ref.c: Likewise.
1759 * tree-data-ref.h: Likewise.
1760 * tree-flow-inline.h: Likewise.
1761 * tree-affine.c: Likewise.
1762 * tree-vect-analyze.c: Likewise.
1763 * c-typeck.c: Likewise.
1764 * gimplify.c: Likewise.
1765 * coretypes.h: Likewise.
1766 * tree-ssa-phiopt.c: Likewise.
1767 * calls.c: Likewise.
1768 * tree-ssa-coalesce.c: Likewise.
1769 * tree.def: Likewise.
1770 * tree-dfa.c: Likewise.
1771 * except.c: Likewise.
1772 * except.h: Likewise.
1773 * cfgexpand.c: Likewise.
1774 * tree-cfgcleanup.c: Likewise.
1775 * tree-ssa-pre.c: Likewise.
1776 * tree-ssa-live.c: Likewise.
1777 * tree-sra.c: Likewise.
1778 * tree-ssa-live.h: Likewise.
1779 * tree-predcom.c: Likewise.
1780 * lambda.h: Likewise.
1781 * tree-mudflap.c: Likewise.
1782 * ipa-prop.c: Likewise.
1783 * print-tree.c: Likewise.
1784 * tree-ssa-copy.c: Likewise.
1785 * ipa-prop.h: Likewise.
1786 * tree-ssa-forwprop.c: Likewise.
1787 * ggc-page.c: Likewise.
1788 * c-omp.c: Likewise.
1789 * tree-ssa-dce.c: Likewise.
1790 * tree-vect-patterns.c: Likewise.
1791 * tree-ssa-ter.c: Likewise.
1792 * tree-nested.c: Likewise.
1793 * tree-ssa.c: Likewise.
1794 * lambda-code.c: Likewise.
1795 * tree-ssa-loop-prefetch.c: Likewise.
1796 * tree-inline.c: Likewise.
1797 * tree-inline.h: Likewise.
1798 * tree-iterator.c: Likewise.
1799 * tree-optimize.c: Likewise.
1800 * tree-ssa-phiprop.c: Likewise.
1801 * tree-vect-transform.c: Likewise.
1802 * tree-object-size.c: Likewise.
1803 * tree-outof-ssa.c: Likewise.
1804 * cfgloop.c: Likewise.
1805 * system.h: Likewise.
1806 * tree-profile.c: Likewise.
1807 * cfgloop.h: Likewise.
1808 * c-gimplify.c: Likewise.
1809 * c-common.c: Likewise.
1810 * tree-vect-generic.c: Likewise.
1811 * tree-flow.h: Likewise.
1812 * c-common.h: Likewise.
1813 * basic-block.h: Likewise.
1814 * tree-ssa-structalias.c: Likewise.
1815 * tree-switch-conversion.c: Likewise.
1816 * tree-ssa-structalias.h: Likewise.
1817 * tree-cfg.c: Likewise.
1818 * passes.c: Likewise.
1819 * ipa-struct-reorg.c: Likewise.
1820 * ipa-struct-reorg.h: Likewise.
1821 * tree-ssa-reassoc.c: Likewise.
1822 * cfgrtl.c: Likewise.
1823 * varpool.c: Likewise.
1825 * tree-ssanames.c: Likewise.
1826 * tree-ssa-threadedge.c: Likewise.
1827 * langhooks-def.h: Likewise.
1828 * tree-ssa-operands.c: Likewise.
1829 * config/alpha/alpha.c: Likewise.
1830 * config/frv/frv.c: Likewise.
1831 * config/s390/s390.c: Likewise.
1832 * config/m32c/m32c.c: Likewise.
1833 * config/m32c/m32c-protos.h: Likewise.
1834 * config/spu/spu.c: Likewise.
1835 * config/sparc/sparc.c: Likewise.
1836 * config/i386/i386.c: Likewise.
1837 * config/sh/sh.c: Likewise.
1838 * config/xtensa/xtensa.c: Likewise.
1839 * config/stormy16/stormy16.c: Likewise.
1840 * config/ia64/ia64.c: Likewise.
1841 * config/rs6000/rs6000.c: Likewise.
1842 * config/pa/pa.c: Likewise.
1843 * config/mips/mips.c: Likewise.
1845 2008-07-28 Simon Baldwin <simonb@google.com>
1847 * c-pragma.c (handle_pragma_message): New function.
1848 (init_pragma): Register handle_pragma_message.
1849 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
1852 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
1854 PR tree-optimization/35252
1855 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
1856 REALPART_EXPR to be considered as same load operation.
1858 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
1860 PR tree-optimization/36830
1861 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
1862 (expressions_equal_p): Return false if only one operand is null.
1864 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
1866 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
1867 version requirements.
1869 2008-07-26 Olivier Hainque <hainque@adacore.com>
1871 * collect2.c (symkind): New enum. Symbol kinds we care about.
1872 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
1873 code and head comment accordingly.
1874 (scan_prog_file): Use symkind names instead of bare integers.
1876 2008-07-25 Jan Hubicka <jh@suse.cz>
1878 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
1880 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
1881 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
1882 * dojump.c (clear_pending_stack_adjust): Likewise.
1883 * print-tree.c (print_node): Ignore DECL_INLINE.
1884 * tree-inline.c (inlinable_function_p): Likewise.
1886 2008-07-25 Michael Meissner <gnu@the-meissners.org>
1888 * doc/extend.texi (hot attribute): Document that the hot attribute
1889 turns on -O3 for some ports.
1890 (cold attribute): Document that the cold attribute turns on -Os
1893 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
1894 reflect function specific option support.
1896 * target.h (struct target_option_hooks): Add fields to say whether
1897 the cold attribute implies -Os and the hot attribute implies -O3.
1899 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
1900 By default, do not turn on -Os for cold functions.
1901 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
1902 not turn on -O3 for hot functions.
1904 * c-common.c (handle_hot_attribute): Use target hook to determine
1905 if hot functions should enable -O3.
1906 (handle_cold_attribute): Use target hook to determine if cold
1907 functions should enable -Os.
1909 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
1910 (override_options): Move disable scheduling to
1911 optimization_options.
1912 (optimization_options): Disable scheduling here, not
1914 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1915 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1917 * config/ia64/ia64.c (ia64_override_options): Move setting
1918 scheduling flags to ia64_optimization_options.
1919 (ia64_optimization_options): Disable scheduling options here, and
1920 not in ia64_override_options.
1921 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1922 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1924 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
1927 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
1929 2008-07-25 Martin Jambor <mjambor@suse.cz>
1931 PR tree-optimization/36926
1932 * ipa-prop.c (ipa_analyze_call_uses): Call
1933 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
1935 2008-07-25 Joseph Myers <joseph@codesourcery.com>
1937 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1938 movv2si_internal): Add mem = reg alternative.
1940 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
1943 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
1944 DEFAULT_PCC_STRUCT_RETURN to 127.
1946 2008-07-24 Jan Hubicka <jh@suse.cz>
1948 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
1949 (build_cgraph_edges): Likewise.
1950 * cgraph.c (cgraph_node): Do not update assembler hash.
1951 (cgraph_remove_node): Drop non-unit-at-a-time code.
1952 * tree-pass.h (pass_O0_always_inline): Remove.
1953 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
1954 * toplev.c (process_options): Flag unit-at-a-time does not imply
1956 * cgraphunit.c: Update comments.
1957 (decide_is_function_needed): Drop non-unit-at-a-time mode.
1958 (cgraph_assemble_pending_functions): Remove.
1959 (cgraph_reset_node): Drop non-unit-at-a-time code.
1960 (cgraph_finalize_function): Likewise.
1961 (cgraph_analyze_function): Likewise.
1962 (cgraph_finalize_compilation_unit): Likewise.
1963 (cgraph_expand_function): Likewise.
1964 (cgraph_optimize): Likesise.
1965 (save_inline_function_body): Likewise.
1966 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
1967 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
1968 * ipa-inline.c: Update comments.
1969 (enum inlining_mode): remove INLINE_SPEED.
1970 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
1971 (cgraph_mark_inline_edge): Likewise.
1972 (try_inline): Likewise.
1973 (cgraph_decide_inlining_incrementally): Likewise.
1974 (cgraph_gate_inlining): Remove.
1975 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
1976 (cgraph_gate_early_inlining): Likewise.
1977 (gate_inline_passes): Remove.
1978 (pass_inline_parameters, pass_ipa_inline): Remove gates.
1979 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1980 pass_O0_always_inline): Remove.
1981 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
1982 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
1983 * opts.c (no_unit_at_a_time_default): Remove.
1984 (decode_options): Remove flag_unit_at_a_time reset and warning.
1985 * opts.h (no_unit_at_a_time_default): Remove.
1986 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
1987 early in GNU dialect.
1988 (merge_decls): Update comment; drop unit-at-a-time check.
1989 (finish_decl): Likewise.
1990 (grok_declaration): Remove flag_inline_trees code.
1991 (finish_functions): Return on function returning non-void on all
1993 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
1994 * cfgexpand.c (expand_one_static_var): Remove.
1995 (expand_one_var): Remove expand_one_static_var call.
1996 (expand_used_vars_for_block): Remove flag_unit_a_time check.
1997 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
1998 and flag_unit_at_a-time compatibility checks.
1999 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2000 * tree-inline.c (flag_inline_trees): Remove.
2001 (inlinable_function_p): Don't check it.
2002 (expand_call_inline): Remove non-unit-at-a-time code.
2003 * tree-inline.h (flag_inline_trees): Remove.
2004 * tree-optimize.c (execute_early_local_optimizations): Remove
2005 unit-at-a-time checks.
2006 (tree_rest_of_compilation): Likewise.
2007 * combine.c (setup_incoming_promotions): Likewise.
2008 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2009 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2010 * passes.c (pass_inline_parameters): Update comments; remove
2011 O0_alwaysinline pass.
2012 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2013 (execute_one_pass): Likewise.
2014 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2015 (ix86_function_sseregparm): Likewise.
2016 * arm.c (arm_function_in_section_p): Likewise.
2017 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2018 * varpool.c: Update comments.
2019 (decide_is_variable_needed): Remove unit-at-a-time checks.
2020 (varpool_finalize_decl): Likewise.
2022 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2024 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2026 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2028 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2030 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2031 imp symbol extension.
2033 2008-07-23 Ian Lance Taylor <iant@google.com>
2035 * tree-vrp.c (infer_value_range): Ignore asm statements when
2036 looking for memory accesses for -fdelete-null-pointer-checks.
2038 2008-07-24 Ben Elliston <bje@au.ibm.com>
2040 * config/spu/spu-c.c (__vector_keyword): New variable.
2041 (vector_keyword): Likewise.
2042 (spu_categorize_keyword): New function.
2043 (spu_macro_to_expand): Likewise.
2044 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2045 compiling an ISO C dialect.
2047 2008-07-24 Ben Elliston <bje@au.ibm.com>
2049 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2052 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2054 * configure: Regenerate.
2055 * configure.ac: Require texinfo 4.7.
2056 * doc/install.texi: Document texinfo 4.7 requirement.
2058 2008-07-23 Martin Jambor <mjambor@suse.cz>
2060 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2061 rather than for DECL_SAVED_TREE.
2062 * ipa-prop.c: Include diagnostic.h.
2063 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2065 (ipa_detect_param_modifications): Function rewritten from scratch.
2066 (ipa_compute_jump_functions): Changed accesses to modification flags.
2067 (ipa_free_node_params_substructures): Update flags destruction.
2068 (ipa_node_duplication_hook): Update flags duplication.
2069 (ipa_print_all_params_modified): Updated flag access.
2070 * ipa-prop.h (struct ipa_param_flags): New structure.
2071 (struct ipa_node_params): New field modification_analysis_done,
2072 modified_flags changed into param_flags.
2073 (ipa_is_ith_param_modified): Changed to use new flags.
2074 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2076 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2077 ipa-cp.c and split into two functions.
2078 (ipa_print_node_jump_functions): New function.
2079 (compute_scalar_jump_functions): New function.
2080 (type_like_member_ptr_p): New function.
2081 (compute_pass_through_member_ptrs): New function.
2082 (fill_member_ptr_cst_jump_function): New function.
2083 (determine_cst_member_ptr): New function.
2084 (compute_cst_member_ptr_arguments): New function.
2085 (ipa_compute_jump_functions): Complete rewrite.
2086 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2087 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2088 (struct ipa_member_ptr_cst): New structure.
2089 (union jump_func_value): New field member_cst.
2090 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2091 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2092 jump function types.
2093 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2094 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2095 instead of ipcp_print_all_jump_functions.
2096 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2097 only for replacable scalars.
2099 * doc/invoke.texi (Optimize options): Add description of
2100 -findirect-inlining.
2101 * common.opt (flag_indirect_inlining): New flag.
2102 * opts.c (decode_options): Set flag_indirect_inlining when
2105 * ipa-inline.c: Include ipa-prop.h.
2106 (inline_indirect_intraprocedural_analysis): New function.
2107 (inline_generate_summary): Allocate parameter and argument info
2108 structures, call inline_indirect_intraprocedural_analysis on each
2109 node when doing indirect inlining and deallocate indirect inlining
2110 data structures in the end.
2111 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2112 (free_all_ipa_structures_after_iinln): New function.
2113 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2115 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2117 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2118 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2119 of computing the frequency separately.
2120 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2121 of computing the frequency separately.
2122 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2123 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2124 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2125 (ipa_get_stmt_member_ptr_load_param): New function.
2126 (ipa_is_ssa_with_stmt_def): New function.
2127 (ipa_note_param_call): New function.
2128 (ipa_analyze_call_uses): New function.
2129 (ipa_analyze_stmt_uses): New function.
2130 (ipa_analyze_params_uses): New function.
2131 (ipa_free_node_params_substructures): Also free the param_calls linked
2133 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2134 (ipa_print_node_param_flags): New function.
2135 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2136 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2137 * ipa-prop.h (struct ipa_param_flags): New field called.
2138 (struct ipa_param_call_note): New structure.
2139 (struct ipa_node_params): New fields param_calls and
2141 (ipa_is_ith_param_called): New function.
2142 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2143 ipa_analyze_params_uses and dump parameter flags.
2145 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2146 ipa_propagate_indirect_call_infos if performing indirect inlining,
2147 pass a new parameter new_edges to it.
2148 (add_new_edges_to_heap): New fucntion.
2149 (cgraph_decide_inlining_of_small_functions): New vector
2150 new_indirect_edges for newly found indirect edges , call
2151 ipa_propagate_indirect_call_infos after inlining.
2152 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2153 inlining if performing indirect inlining. Call
2154 free_all_ipa_structures_after_iinln when doing so too.
2155 (inline_generate_summary): Do not call
2156 free_all_ipa_structures_after_iinln here.
2157 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2158 (print_edge_addition_message): New function.
2159 (update_call_notes_after_inlining): New function.
2160 (propagate_info_to_inlined_callees): New function.
2161 (ipa_propagate_indirect_call_infos): New function.
2162 * ipa-prop.h: Include cgraph.h
2163 (struct ipa_param_call_note): Fields reordered, new field processed.
2164 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2166 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2167 rediscovered call statements.
2168 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2169 (dump_cgraph_node): Dump also the indirect_call flag.
2170 (cgraph_clone_edge): Copy also the indirect_call flag.
2171 * tree-inline.c (copy_bb): Do not check for fndecls from call
2172 expressions, check for edge availability when moving clones.
2173 (get_indirect_callee_fndecl): New function.
2174 (expand_call_inline): If callee declaration is not apprent from
2175 the statement, try calling get_indirect_callee_fndecl. Do not
2176 issue warnings or call sorry when not inlinings an indirect edge.
2177 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2179 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2180 bit more frandly to matching.
2181 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2182 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2183 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2185 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2188 * opth-gen.awk: Suppress function specific features when building
2190 * optc-gen.awk: Ditto.
2192 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2195 * diagnostic.c (pedwarn): Add opt parameter.
2197 * c-tree.h (pedwarn_init): Add opt parameter.
2198 (pedwarn_c90): Likewise.
2199 (pedwarn_c99): Likewise.
2200 * c-errors.c (pedwarn_c99): Likewise.
2201 (pedwarn_c90): Likewise.
2202 * toplev.h (pedwarn): Update declaration.
2203 (pedwarn0): Declare.
2204 * c-lex.c: All calls to pedwarn changed.
2205 * builtins.c: All calls to pedwarn changed.
2206 * toplev.c: All calls to pedwarn changed.
2207 * c-decl.c: All calls to pedwarn changed.
2208 * c-typeck.c: All calls to pedwarn changed.
2209 * c-common.c: All calls to pedwarn changed.
2210 * c-parser.c: All calls to pedwarn changed.
2212 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2213 Karthik Kumar <karthikkumar@gmail.com>
2215 * attribs.c (file scope): Include c-common.h.
2216 (decl_attributes): Add support for #pragma GCC optimize and
2219 * targhooks.c (default_can_inline_p): New function that is the
2220 default for the TARGET_CAN_INLINE_P target hook.
2222 * targhooks.h (default_can_inline_p): Add declaration.
2224 * tree.c (cl_optimization_node): New static tree for building
2225 OPTIMIZATION_NODE tree.
2226 (cl_target_option_node): New static tree for building
2227 TARGET_OPTION_NODE tree.
2228 (cl_option_hash_table): New hash table for hashing
2229 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2230 (cl_option_hash_hash): New function to provide the hash value for
2231 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2232 (cl_option_hash_eq): New function to provide an equality test for
2233 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2234 (tree_code_size): Add support for OPTIMIZATION_NODE and
2235 TARGET_OPTION_NODE trees.
2236 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2237 TARGET_OPTION_NODE trees.
2238 (build_optimization_node): Build a tree that has all of the
2239 current optimization options.
2240 (build_target_option_node): Build a tree that has the target
2241 options that might be changed on a per function basis.
2243 * tree.h (file scope): Include options.h.
2244 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2245 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2246 (TREE_OPTIMIZATION): Ditto.
2247 (TREE_TARGET_SPECIFIC): Ditto.
2248 (struct tree_function_decl): Add fields for remembering the
2249 current optimization options and target specific options.
2250 (struct tree_optimization_option): New tree variant that remembers
2251 the optimization options.
2252 (struct tree_target_option): New tree variant that remembers the
2253 target specific flags that might change for compiling a particular
2255 (union tree_node): Include tree_optimization_option and
2256 tree_target_option fields.
2257 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2258 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2259 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2260 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2261 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2262 optimization and target options.
2263 (optimization_default_node): New macro to refer to global_trees
2265 (optimization_current_node): Ditto.
2266 (optimization_cold_node): Ditto.
2267 (optimization_hot_node): Ditto.
2268 (target_option_default_node): Ditto.
2269 (target_option_current_node): Ditto.
2270 (current_option_pragma): Ditto.
2271 (current_optimize_pragma): Ditto.
2273 * target.h (struct gcc_target): Add valid_option_attribute_p,
2274 target_option_save, target_option_restore, target_option_print,
2275 target_option_pragma_parse, and can_inline_p hooks.
2277 * toplev.h (parse_optimize_options): Add declaration.
2278 (fast_math_flags_struct_set_p): Ditto.
2280 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2281 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2284 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2285 tree_can_inline_p hook to see if one function can inline another.
2286 (cgraph_decide_inlining): Ditto.
2287 (cgraph_decide_inlining_incrementally): Ditto.
2289 * opts.c (decode_options): Add support for running multiple times
2290 to allow functions with different target or optimization options
2291 than was specified on the command line.
2292 (fast_math_flags_struct_set_p): New function that is similar to
2293 fast_math_flags_set_p, except it uses the values in the
2294 cl_optimization structure instead of global variables.
2296 * optc-gen.awk: Add support for TargetSave to allow a back end to
2297 declare new fields that need to be saved when using function
2298 specific options. Include flags.h and target.h in the options.c
2299 source. Add support for Save to indicate which options can be set
2300 for individual functions. Generate cl_optimize_save,
2301 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2302 cl_target_option_restore, cl_target_option_print functions to
2303 allow functions to use different optimization or target options.
2305 * opt-functions.awk (var_type_struct): Return the type used for
2306 storing the field in a structure.
2308 * opth-gen.awk: Add support for TargetSave to allow a back end to
2309 declare new fields that need to be saved when using function
2310 specific options. Add support for Save to indicate which options
2311 can be set for individual functions. Only generate one extern for
2312 Mask fields. Generate cl_optimization and cl_target_option
2313 structures to remember optimization and target options.
2315 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2316 collecting new tree nodes.
2317 (TS_TARGET_OPTION): Ditto.
2319 * c-decl.c (merge_decls): Merge function specific target and
2320 optimization options.
2322 * function.c (invoke_set_current_function_hook): If the function
2323 uses different optimization options, change the global variables
2326 * coretypes.h (struct cl_optimization): Add forward reference.
2327 (struct cl_target_option): Ditto.
2329 * c-pragma.c (option_stack): New static vector to remember the
2330 current #pragma GCC option stack.
2331 (handle_pragma_option): New function to support #pragma GCC option
2332 to change target options.
2333 (optimize_stack): New static vector to remember the current
2334 #pragma GCC optimize stack.
2335 (handle_pragma_optimize): New function to support #pragma GCC
2336 optimize to change optimization options.
2337 (init_pragma): Add support for #pragma GCC optimize and #pragma
2340 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2341 optimization options.
2342 (TARGET_OPTION_NODE): New tree code for remembering certain target
2345 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2346 TARGET_OPTION_NODE trees.
2348 * common.opt (-O): Add Optimization flag.
2350 (-fmath-errno): Ditto.
2351 (-falign-functions): Add UInteger flag to make sure flag gets full
2352 int in cl_optimization structure.
2353 (-falign-jumps): Ditto.
2354 (-falign-labels): Ditto.
2355 (-falign-loops): Ditto.
2356 (-fsched-stalled-insns): Ditto.
2357 (-fsched-stalled-insns-dep): Ditto.
2359 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2361 (TARGET_OPTION_SAVE): Ditto.
2362 (TARGET_OPTION_RESTORE): Ditto.
2363 (TARGET_OPTION_PRINT): Ditto.
2364 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2365 (TARGET_CAN_INLINE_P): Ditto.
2366 (TARGET_INITIALIZER): Add new hooks.
2368 * tree-inline.c (tree_can_inline_p): New function to determine
2369 whether one function can inline another. Check if the functions
2370 use compatible optimization options, and also call the backend
2373 * tree-inline.h (tree_can_inline_p): Add declaration.
2375 * c-common.c (c_common_attribute): Add support for option and
2376 optimize attributes.
2377 (handle_option_attribute): Add support for the option attribute to
2378 allow the user to specify different target options for compiling a
2380 (handle_optimize_attribute): Add support for the optimize
2381 attribute to allow the user to specify different optimization
2382 options for compiling a specific function.
2383 (handle_hot_attribute): Turn on -O3 optimization for this one
2384 function if it isn't the default optimization level.
2385 (handle_cold_attribute): Turn on -Os optimization for this one
2386 function if it insn't the default optimization.
2387 (const_char_p): New const char * typedef.
2388 (optimize_args): New static vector to remember the optimization
2390 (parse_optimize_options): New function to set up the optimization
2391 arguments from either the optimize attribute or #pragma GCC optimize.
2393 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2394 (builtin_define_std): Ditto.
2396 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2397 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2398 (x86_64-*-*): Ditto.
2400 * Makefile.in (TREE_H): Add options.h.
2401 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2403 * doc/extend.texi (option attribute): Document new attribute.
2404 (optimize attribute): Ditto.
2405 (hot attribute): Document hot attribute sets -O3.
2406 (cold attribute): Document cold attribute sets -Os.
2407 (#pragma GCC option): Document new pragma.
2408 (#pragma GCC optimize): Ditto.
2410 * doc/options.texi (TargetSave): Document TargetSave syntax.
2411 (UInteger): Document UInteger must be used for certain flags.
2412 (Save): Document Save option to create target specific options
2413 that can be saved/restored on a function specific context.
2415 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2416 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2418 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2419 (TARGET_OPTION_SAVE): Ditto.
2420 (TARGET_OPTION_RESTORE): Ditto.
2421 (TARGET_OPTION_PRINT): Ditto.
2422 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2423 (TARGET_CAN_INLINE_P): Ditto.
2425 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2427 (-mfpmath=both): Ditto.
2429 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2430 Karthik Kumar <karthikkumar@gmail.com>
2432 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2433 (TARGET_POPCNT): Ditto.
2434 (TARGET_SAHF): Ditto.
2435 (TARGET_AES): Ditto.
2436 (TARGET_PCLMUL): Ditto.
2437 (TARGET_CMPXCHG16B): Ditto.
2438 (TARGET_RECIP): Move switch into target_flags.
2439 (TARGET_FUSED_MADD): Ditto.
2440 (ix86_arch_features): Make an unsigned char type.
2441 (ix86_tune_features): Ditto.
2442 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2443 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2444 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2446 * config/i386/i386.opt (arch): New TargetSave field to define
2447 fields that need to be saved for function specific option support.
2450 (branch_cost): Ditto.
2451 (ix86_isa_flags_explicit): Ditto.
2452 (tune_defaulted): Ditto.
2453 (arch_specified): Ditto.
2454 (-m128-long-double): Add Save flag to save option for target
2455 specific option support.
2457 (-maccumulate-outgoing-args): Ditto.
2458 (-malign-double): Ditto.
2459 (-malign-stringops): Ditto.
2460 (-mfancy-math-387): Ditto.
2461 (-mhard-float): Ditto.
2463 (-minline-all-stringops): Ditto.
2464 (-minline-stringops-dynamically): Ditto.
2465 (-mms-bitfields): Ditto.
2466 (-mno-align-stringops): Ditto.
2467 (-mno-fancy-math-387): Ditto.
2468 (-mno-push-args): Ditto.
2469 (-mno-red-zone): Ditto.
2470 (-mpush-args): Ditto.
2471 (-mred-zone): Ditto.
2473 (-msseregparm): Ditto.
2474 (-mstack-arg-probe): Ditto.
2489 (-mrecip): Move flag into target_flags.
2491 (-mno-fused-madd): Ditto.
2492 (-mfused-madd): Ditto.
2493 (-mabm): Move flag into ix86_isa_flags.
2500 * config/i386/i386-c.c: New file for #pragma support.
2501 (ix86_target_macros_internal): New function to #define or #undef
2502 target macros based when the user uses the #pragma GCC option to
2503 change target options.
2504 (ix86_pragma_option_parse): New function to add #pragma GCC option
2506 (ix86_target_macros): Move defining the target macros here from
2507 TARGET_CPU_CPP_BUILTINS in i386.h.
2508 (ix86_register_pragmas): Register the #pragma GCC option hook. If
2509 defined, initialize any subtarget #pragmas.
2511 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2512 REGISTER_TARGET_PRAGMAS.
2514 * config/i386/t-i386: New file for x86 dependencies.
2515 (i386.o): Make dependencies mirror the include files used.
2516 (i386-c.o): New file, add dependencies.
2518 * config/i386/i386-protos.h (override_options): Add bool argument.
2519 (ix86_valid_option_attribute_tree): Add declaration.
2520 (ix86_target_macros): Ditto.
2521 (ix86_register_macros): Ditto.
2523 * config/i386/i386.c (ix86_tune_features): Move initialization of
2524 the target masks to initial_ix86_tune_features to allow functions
2525 to have different target options. Make type unsigned char,
2526 instead of unsigned int.
2527 (initial_ix86_tune_features): New static vector to hold processor
2528 masks for the tune variables.
2529 (ix86_arch_features): Move initialization of the target masks to
2530 initial_ix86_arch_features to allow functions to have different
2531 target options. Make type unsigned char, instead of unsigned int.
2532 (initial_ix86_arch_features): New static vector to hold processor
2533 masks for the arch variables.
2534 (enum ix86_function_specific_strings): New enum to describe the
2535 string options used for attribute((option(...))).
2536 (ix86_target_string): New function to return a string that
2537 describes the target options.
2538 (ix86_debug_options): New function to print the current options in
2540 (ix86_function_specific_save): New function hook to save the
2541 function specific global variables in the cl_target_option structure.
2542 (ix86_function_specific_restore): New function hook to restore the
2543 function specific variables from the cl_target_option structure to
2544 the global variables.
2545 (ix86_function_specific_print): New function hook to print the
2546 target specific options in the cl_target_option structure.
2547 (ix86_valid_option_attribute_p): New function hook to validate
2548 attribute((option(...))) arguments.
2549 (ix86_valid_option_attribute_tree): New function that is common
2550 code between attribute((option(...))) and #pragma GCC option
2551 support that parses the options and returns a tree holding the options.
2552 (ix86_valid_option_attribute_inner_p): New helper function for
2553 ix86_valid_option_attribute_tree.
2554 (ix86_can_inline_p): New function hook to decide if one function
2555 can inline another on a target specific basis.
2556 (ix86_set_current_function); New function hook to switch target
2557 options if the user used attribute((option(...))) or #pragma GCC
2559 (ix86_tune_defaulted): Move to static file scope from
2561 (ix86_arch_specified): Ditto.
2562 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
2564 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
2565 (OPTION_MASK_ISA_ABM_SET): Ditto.
2566 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
2567 (OPTION_MASK_ISA_CX16_SET): Ditto.
2568 (OPTION_MASK_ISA_SAHF_SET): Ditto.
2569 (OPTION_MASK_ISA_AES_UNSET): Ditto.
2570 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
2571 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
2572 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
2573 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
2574 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
2575 (struct ptt): Move to static file scope from override_options.
2576 (processor_target_table): Ditto.
2578 (ix86_handle_option): Add support for options that are now isa options.
2579 (override_options): Add support for declaring functions that
2580 support different target options than were specified on the
2581 command line. Move struct ptt, processor_target_table, cpu_names,
2582 ix86_tune_defaulted, ix86_arch_specified to static file scope.
2583 Add bool argument. Fix up error messages so the appropriate error
2584 is given for either command line or attribute.
2585 (ix86_previous_fndecl): New static to remember previous function
2586 declaration to see if we need to change target options.
2587 (ix86_builtins_isa): New array to record the ISA of each builtin
2589 (def_builtin): Always create the builtin function, even if the
2590 current ISA doesn't support it.
2591 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
2592 tests for those builtins.
2593 (ix86_init_builtins): Remove TARGET_MMX test for calling
2594 ix86_init_mmx_sse_builtins.
2595 (ix86_expand_builtin): If the current ISA doesn't support a given
2596 builtin, signal an error.
2597 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
2598 (TARGET_SET_CURRENT_FUNCTION): Ditto.
2599 (TARGET_OPTION_SAVE): Ditto.
2600 (TARGET_OPTION_RESTORE): Ditto.
2601 (TARGET_OPTION_PRINT): Ditto.
2602 (TARGET_CAN_INLINE_P): Ditto.
2604 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
2606 * c-typeck.c (build_external_ref): Don't call assemble_external.
2607 * final.c (output_operand): Call assemble_external.
2609 2008-07-21 DJ Delorie <dj@redhat.com>
2611 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
2612 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2614 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2616 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
2617 original insn and splitter contents into ...
2618 ("*div<mode>3_fast"): ... this new pattern. Enable only if
2619 flag_unsafe_math_optimizations. Add dummy scratch register.
2620 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
2621 !flag_unsafe_math_optimizations. Returns number with next
2622 highest magnitude if this is still less or equal to the true
2623 quotient in magnitude.
2625 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
2627 * Makefile.in: Replace toplev.h with TOPLEV_H.
2628 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
2629 * c-lex.c (fe_file_change): Don't set in_system_header.
2630 * c-parser.c (c_token): Remove in_system_header.
2631 (c_lex_one_token): Don't set in_system_header.
2632 (c_parser_set_source_position_from_token): Don't set in_system_header.
2633 * diagnostic.c (diagnostic_report_diagnostic): Use location from
2636 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
2637 * flags.h (in_system_header): Remove.
2638 * function.c (saved_in_system_header): Remove.
2639 (push_cfun): Don't set in_system_header.
2640 (pop_cfun): Don't set in_system_header.
2641 (push_struct_function): Don't set in_system_header.
2642 * input.h (expanded_location): Add sysp.
2643 (in_system_header_at): New.
2644 (in_system_header): New.
2645 * toplev.c (in_system_header): Remove.
2646 * toplev.h: Include input.h
2648 * tree-cfg.c (execute_warn_function_return): Call warning_at.
2649 * tree-ssa.c (warn_uninit): Call warning_at.
2650 (warn_uninitialized_var): Update calls to warn_uninit.
2651 (warn_uninitialized_phi): Update calls to warn_uninit.
2652 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
2653 (expand_location): Initialize xloc.sysp.
2654 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
2655 (tree_decl_with_vis): Remove in_system_header_flag.
2657 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
2660 * recog.c (asm_operand_ok): Change the order of the extra
2661 memory constraint checks.
2663 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2666 * tree-switch-conversion.c (build_one_array): Call
2667 varpool_mark_needed_node and varpool_finalize_decl
2668 instead of assemble_variable.
2670 2008-07-19 Jan Hubicka <jh@suse.cz>
2672 * cgraph.c (cgraph_add_new_function): Do early local passes.
2673 * tree-nrv.c (gate_pass_return_slot): New gate.
2674 (pass_nrv): Add the gate.
2675 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
2677 (coalesce_ssa_name): Coalesce SSA names.
2678 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
2679 not optimizing so unused user vars remains visible.
2680 * common.opt (flag_tree_ter): Always enable by default.
2681 * tree-ssa-ter.c: Include flags.h
2682 (is_replaceable_p): Check that locations match; when aliasing is missing
2683 be conservative about loads.
2684 * tree-optimize.c (gate_init_datastructures): Remove.
2685 (pass_init_datastructures): New.
2686 * passes.c: Reorder passes so we always go into SSA.
2688 2008-07-19 Jan Hubicka <jh@suse.cz>
2690 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
2691 * doc/invoke.texi (--combine): Likewise.
2692 (-finline-functions-called-once): Update levels when enabled.
2693 (-funit-at-a-time): Document new behaviour.
2694 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
2695 -fno-section-anchors when disabled explicitly.
2696 (inline params): They are not ignored now.
2697 (precompiled headers): Remove unit-at-a-time as being incompatible.
2698 * opts.c (decode_options): Handle unit-at-a-time as alias;
2699 imply -fno-section-anchors when toplevel reorder is disabled
2701 * common.opt (ftoplevel-reorder): Set default value to 2.
2702 (funit-at-a-time): Set default value to 1.
2703 * config/rs6000/rs6000.c (optimization_options): Set section anchors
2706 2008-07-19 Jan Hubicka <jh@suse.cz>
2708 * builtins.c (expand_builtin_int_roundingfn,
2709 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
2712 2008-07-19 Richard Guenther <rguenther@suse.de>
2715 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
2716 * tree-ssa-sccvn.c (get_constant_value_id): New function.
2717 * tree-ssa-pre.c (get_expr_value_id): For newly created
2718 constant value-ids make sure to add the expression to its
2721 2008-07-19 Jakub Jelinek <jakub@redhat.com>
2724 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
2725 return value of the builtin is ignored.
2727 2008-07-19 Olivier Hainque <hainque@adacore.com>
2729 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
2730 bits, a C conformant malloc implementation has to provide.
2731 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
2733 2008-07-19 Joseph Myers <joseph@codesourcery.com>
2737 * reload.c (find_reloads_subreg_address): Only reload address if
2738 reloaded == 0, not for reloaded != 1.
2741 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2742 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2743 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2744 m32c_legitimize_reload_address.
2746 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2747 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2748 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2750 2008-07-19 Olivier Hainque <hainque@adacore.com>
2752 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
2753 argument, saying whether nested array are to be collapsed
2754 into a single array type DIE with multiple subscripts.
2755 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
2756 issues, centralize the nested array types collapsing control and
2757 disable the transformation for Ada.
2759 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
2764 (x86_64_shift_adj_2): New expander.
2765 (x86_64_shift_adj_3): Ditto.
2766 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
2767 to split TImode operands.
2768 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
2769 (ix86_split_lshr): Ditto.
2771 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
2773 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
2774 and __CHAR32_TYPE__.
2775 * c-typeck.c (digest_init): Support char16_t and char32_t.
2776 (set_nonincremental_init_from_string): Idem.
2778 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2781 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
2782 PREFERRED_STACK_BOUNDARY.
2783 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2785 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2788 * function.c (locate_and_pad_parm): Cap boundary earlier.
2790 2008-07-17 Julian Brown <julian@codesourcery.com>
2792 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
2793 no-op for targets which don't use DLLs.
2795 2008-07-17 Martin Jambor <mjambor@suse.cz>
2797 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
2798 that nodes are relevant by examining the node->analyzed flag.
2799 (ipcp_init_stage): Check which nodes are relevant, assert that the
2800 relevant ones are also required.
2801 (ipcp_propagate_stage): Check on the side arrays are properly
2803 (ipcp_print_all_jump_functions): Make sure not to touch any node
2804 that is not analyzed or an edge that does not have a corresponding
2805 entry in the on-the-side vectors.
2806 (ipcp_function_scale_print): Likewise.
2807 (ipcp_update_callgraph): Check that the node is relevant.
2808 (ipcp_insert_stage): Check that the node is relevant. Check there is
2809 an info for every node and edge.
2810 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
2811 (ipa_print_all_tree_maps): Likewise and a new variable info.
2812 (ipa_print_all_params_modified): Likewise.
2813 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
2815 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
2818 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
2820 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
2822 PR rtl-optimization/36753
2823 * fwprop.c (use_killed_between): Don't shortcut
2824 single-definition global registers.
2826 2008-07-16 Jan Hubicka <jh@suse.cz>
2828 * cgraph.h (varpool_empty_needed_queue): Declare.
2829 * cgraphunit.c (output_in_order): Mark all variables as needed;
2831 * varpool.c (varpool_assemble_node): Update debug queue.
2832 (varpool_assemble_pending_decls): Don't do it here.
2833 (varpool_empty_needed_queue): New function.
2835 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2837 * recog.c (peephole2_optimize): Fix formatting.
2839 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2841 * c-pch.c (get_ident): Avoid C++ keywords.
2842 * combine-stack-adj.c (single_set_for_csa): Likewise.
2843 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
2844 output_asm_insn): Likewise.
2845 * reload.c (push_secondary_reload, find_reusable_reload,
2846 push_reload, combine_reloads, find_reloads,
2847 debug_reload_to_stream): Likewise.
2848 * reload.h (struct reload): Likewise.
2849 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
2850 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
2851 emit_output_reload_insns): Likewise.
2852 * targhooks.c (default_secondary_reload): Likewise.
2853 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
2855 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * recog.c (validate_change_1, validate_change,
2858 validate_unshare_change, validate_replace_rtx_1, struct
2859 funny_match, constrain_operands, peephole2_optimize): Avoid C++
2861 * reload.c (push_secondary_reload, secondary_reload_class,
2862 scratch_reload_class, find_valid_class, find_reusable_reload,
2863 push_reload, find_dummy_reload, find_reloads_address_1,
2864 find_reloads_address_part, find_equiv_reg): Likewise.
2865 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
2866 choose_reload_regs): Likewise.
2867 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
2869 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2870 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2871 * sched-rgn.c (concat_INSN_LIST): Likewise.
2872 * stor-layout.c (mode_for_size, mode_for_size_tree,
2873 smallest_mode_for_size): Likewise.
2875 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2877 * cfg.c (dump_reg_info): Avoid C++ keywords.
2878 * dwarf2asm.c (dw2_force_const_mem,
2879 dw2_asm_output_encoded_addr_rtx): Likewise.
2880 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
2881 * expmed.c (expand_shift): Likewise.
2882 * global.c (find_reg): Likewise.
2883 * graph.c (draw_edge): Likewise.
2884 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
2885 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
2886 widen_clz, widen_bswap, expand_parity, expand_unop,
2887 emit_cmp_and_jump_insn_1): Likewise.
2888 * postreload.c (reload_cse_simplify_operands): Likewise.
2889 * ra.h (add_neighbor): Likewise.
2890 * reg-stack.c (remove_regno_note, change_stack): Likewise.
2891 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
2892 record_reg_classes, copy_cost, record_address_regs,
2893 invalid_mode_change_p): Likewise.
2894 * regrename.c (regrename_optimize, scan_rtx_reg,
2895 dump_def_use_chain, find_oldest_value_reg,
2896 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
2898 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2900 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
2901 MASK_POWERPC64 for power4 in previous commit.
2903 2008-07-16 Olivier Hainque <hainque@adacore.com>
2905 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
2906 instead of bare conversion to cast const-ness away.
2908 2008-07-16 Anatoly Sokolov <aesok@post.ru>
2910 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
2911 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
2912 * config/xtensa/xtensa.c (xtensa_function_value): New function.
2913 (TARGET_FUNCTION_VALUE): Define.
2915 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2917 * config/rs6000/rs6000.c (processor_target_table): Add
2918 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
2920 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2923 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2924 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2925 m32c_legitimize_reload_address.
2927 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
2929 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
2930 DECL_IN_SYSTEM_HEADER in sync.
2932 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
2934 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
2935 * tree-ssa-pre.c (pre_expr_eq): Ditto
2936 (get_constant_for_value_id): Take a type as an argument.
2937 (fully_constant_expression): Pass in type.
2938 (find_or_generate_expression): Short circuit constant case.
2939 (create_expression_by_pieces): Remove special casing of
2941 (do_regular_insertion): Short circuit constant case.
2942 (do_partial_partial_insertion): Ditto.
2944 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2947 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
2949 2008-07-15 Bob Wilson <bob.wilson@acm.org>
2951 * config/xtensa/libgcc-xtensa.ver: New file.
2952 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
2954 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2956 * df-problems.c (df_set_note): Avoid C++ keywords.
2957 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
2958 * dse.c (record_store, remove_useless_values): Likewise.
2959 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
2960 gen_reg_rtx_offset, operand_subword, change_address_1,
2961 change_address, adjust_address_1, offset_address,
2962 widen_memory_access, emit_copy_of_insn_after): Likewise.
2963 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
2964 * fwprop.c (should_replace_address, propagate_rtx_1,
2965 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
2967 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
2968 gcse_emit_move_after, update_ld_motion_stores): Likewise.
2969 * lcm.c (compute_insert_delete, pre_edge_lcm,
2970 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
2971 * lower-subreg.c (resolve_reg_notes): Likewise.
2972 * mode-switching.c (optimize_mode_switching): Likewise.
2974 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2976 * bt-load.c (add_btr_def, migrate_btr_def,
2977 branch_target_load_optimize): Avoid C++ keywords.
2978 * caller-save.c (insert_restore, insert_save, insert_one_insn):
2980 * combine.c (subst, simplify_set, make_extraction,
2981 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
2982 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
2983 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
2985 2008-07-15 Richard Guenther <rguenther@suse.de>
2988 * c-common.c (strict_aliasing_warning): Do not warn for
2989 TYPE_REF_CAN_ALIAS_ALL pointers.
2990 (c_common_get_alias_set): may_alias types are not special.
2991 * tree.c (build_pointer_type_for_mode): Look up the may_alias
2992 attribute and set can_ref_all accordingly.
2993 (build_reference_type_for_mode): Likewise.
2994 * doc/extend.texi (may_alias): Clarify.
2996 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2999 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3000 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3002 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3005 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3006 gcc_assert, instead call output_operand_lossage.
3008 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3010 * builtins.c (std_canonical_va_list): Treat structure based
3013 2008-07-15 Ben Elliston <bje@au.ibm.com>
3015 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3017 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3019 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3022 2008-07-14 Jan Hubicka <jh@suse.cz>
3024 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3025 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3026 fix predicates and constraints.
3027 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3028 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3030 2008-07-14 Doug Kwan <dougkwan@google.com>
3032 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3033 additional option file arm/eabi.opt.
3034 * config/arm/eabi.h (File): New configuration file for EABI targets.
3035 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3036 SUBSUBTARGET_EXTRA_SPECS.
3037 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3038 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3039 from STARTFILE_SPEC so that it can be referenced in an override.
3040 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3041 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3042 can be referenced in an override.
3043 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3044 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3045 so that it can be referenced in an override.
3046 (LINK_SPEC): Use BPABI_LINK_SPEC.
3047 * config/arm/eabi.opt (File): New.
3049 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3051 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3052 (FIXED_VALUE_H): New variable.
3053 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3054 input.h, fixed-value.h.
3055 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3056 (BASIC_BLOCK_H): Use $(BITMAP_H).
3057 (FUNCTION_H): Add varray.h.
3058 (IPA_REFERENCE_H): Use $(BITMAP_H).
3059 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3060 (DF_H): Use $(BITMAP_H).
3061 (GGC_H): Add statistics.h.
3063 (INSN_ATTR_H): Use it.
3064 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3066 (SYMTAB_H): Add $(OBSTACK_H).
3067 (CPP_INTERNAL_H): New.
3068 (TREE_DUMP_H): Add tree-pass.h.
3069 (TREE_FLOW_H): Use $(BITMAP_H)
3070 (PRETTY_PRINT_H): Use $(INPUT_H).
3071 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3074 (many object files): Fix lots of header dependencies throughout.
3076 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3078 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3080 (s-gtyp-input): Use them to write tmp-gi.list.
3081 (echo_to_gi.list): Remove.
3083 2008-07-14 Richard Guenther <rguenther@suse.de>
3085 * tree-ssa-sccvn.c (pre_info): Remove.
3086 (switch_to_PRE_table): Likewise.
3087 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3088 (set_hashtable_value_ids): Do not create value-ids for the
3090 (run_scc_vn): Remove double test. Remove bogus special-case
3091 in value-number printing.
3092 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3093 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3095 * tree-flow-inline.h (get_value_handle): Remove.
3096 * tree-flow.h (get_value_handle): Remove.
3098 2008-07-14 Martin Jambor <mjambor@suse.cz>
3100 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3101 in which we generate arithmetics is not a subrange.
3103 2008-07-14 Martin Jambor <mjambor@suse.cz>
3105 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3107 2008-07-14 Richard Guenther <rguenther@suse.de>
3109 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3111 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3114 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3115 reload for symbol refs moved to r0 with -fPIC.
3116 (legitimize_pic_address): Use the target register as temporary
3118 (emit_symbolic_move): Adjust comment.
3119 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3122 2008-07-14 Ben Elliston <bje@au.ibm.com>
3124 * c-common.h (C_CPP_HASHNODE): New macro.
3125 * coretypes.h (struct cpp_token): Forward declare.
3126 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3127 the context-sensitive keyword method.
3128 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3129 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3130 expand_bool_pixel): New.
3131 (altivec_categorize_keyword): New function.
3132 (init_vector_keywords): New function.
3133 (rs6000_macro_to_expand): Likewise.
3134 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3135 compiling an ISO C dialect.
3137 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3139 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3140 (create_expression_by_pieces): Fix typo.
3141 (do_regular_insertion): Use debug counter here too.
3143 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3146 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3147 CONST_OK_FOR_LETTER_P. All port-local users changed.
3148 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3149 implement Kp matching power-of-two.
3150 (CONSTRAINT_LEN): Define to match.
3151 * config/cris/cris.md: Replace all use of constraint K with Kc.
3152 ("*btst*): Use Kp for operand 0 of last alternative.
3154 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3157 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3160 2008-07-13 Jan Hubicka <jh@suse.cz>
3162 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3165 2008-07-13 Richard Guenther <rguenther@suse.de>
3168 * langhooks.c (lhd_print_error_function): Deal with recursive
3171 2008-07-12 Jan Hubicka <jh@suse.cz>
3173 * cgraph.c (assembler_name_hash): New static var.
3174 (hash_node_by_assembler_name, eq_assembler_name): New.
3175 (cgraph_node_for_asm): Use hashtable.
3176 (cgraph_remove_node): Maintain hashtable.
3177 (change_decl_assembler_name): Sanity check that names are not changing
3178 after aliasing was processed.
3179 * cgraph.h (varpoon_node): Add next GGC marker.
3180 * tree.c (decl_assembler_name_equal): Constify.
3181 (decl_assembler_name_hash): New.
3182 * tree.h (decl_assembler_name_equal): Constify.
3183 (decl_assembler_name_hash): Update.
3185 2008-07-12 David Daney <ddaney@avtrex.com>
3187 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3190 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3192 * doc/md.texi: Document the MIPS "v" constraint.
3193 * config/mips/mips.h (reg_class): Revert last change.
3194 (REG_CLASS_NAMES): Likewise.
3195 (REG_CLASS_CONTENTS): Likewise.
3196 * config/mips/mips.c (mips_regno_to_class): Likewise.
3197 * config/mips/constraints.md (v): Likewise, but add documentation.
3198 Add a comment to say that this constraint should not be used in
3201 2008-07-11 DJ Delorie <dj@redhat.com>
3203 * config/h8300/h8300.md (length): Fix branch offset limit.
3205 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3207 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3208 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3209 (avr_hard_regno_scratch_ok): New function.
3210 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3211 * config/avr/avr.md (all peepholes that request a scratch register):
3212 Remove avr_peep2_scratch_safe use.
3214 2008-07-11 Tom Tromey <tromey@redhat.com>
3215 Ian Lance Taylor <iant@google.com>
3217 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3218 (struct c_common_resword): Define.
3219 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3220 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3221 (c_common_reswords, num_c_common_reswords): Declare.
3222 * c-common.c (c_common_reswords): New global const array.
3223 (num_c_common_reswords): New const int.
3224 * c-parser.c (struct resword, reswords): Don't define.
3225 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3226 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3227 than reswords. If warning about C++ keywords, give them a special
3229 (c_lex_one_token): Warn about C++ keywords. Call
3230 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3231 (c_parser_external_declaration): Look for RID_xxx rather than
3232 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3233 (c_parser_statement_after_labels): Likewise.
3234 (c_parser_objc_class_instance_variables): Likewise.
3235 (c_parser_objc_class_declaration): Likewise.
3236 (c_parser_objc_try_catch_statement): Likewise.
3237 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3238 (declspecs_add_type): Likewise.
3240 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3242 * ggc-page.c (alloc_page):
3243 Substituting xmalloc, xcalloc with
3244 XNEWVEC and XCNEWVAR macros which add the
3247 2008-07-11 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/36765
3250 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3251 aliases from HEAP vars to SMTs.
3253 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3256 * configure.ac (loose_warn): Move -Wc++-compat from here...
3257 (strict_warn): ...to here.
3258 * configure: Regenerate.
3260 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3262 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3263 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3264 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3265 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3266 excluding more specific h8300-*-* and sh-*-* targets.
3268 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3270 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3272 (execute_pre): Call loop_optimizer_finalize in early exit.
3274 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3277 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3278 uids in the bitmap, not just VAR_DECL uids.
3280 PR rtl-optimization/36419
3281 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3282 (combine_stack_adjustments_for_block): Call it if needed. Delete
3284 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3285 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3286 prologue sp adjustment.
3288 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3291 * opts.c (print_ignored_options): Report postponed diagnostics for
3292 unknown -Wno-* options as warnings, not errors.
3293 (postpone_unknown_option_error): Renamed to...
3294 (postpone_unknown_option_warning): ... this.
3296 2008-07-09 Doug Kwan <dougkwan@google.com>
3299 2008-07-08 Doug Kwan <dougkwan@google.com>
3301 * config/arm/arm.opt (mandroid): New option.
3302 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3303 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3305 (CC1PLUS_SPEC): Same.
3307 (STARTFILE_SPEC): Same.
3308 (ENDFILE_SPEC): Same.
3309 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3312 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3315 * config/mips/mips.h (reg_class): Remove V1_REG.
3316 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3317 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3319 (mips_get_tp): New function.
3320 (mips_legitimize_tls_address): Use it.
3321 * config/mips/constraints.md (v): Delete.
3322 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3323 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3324 After reload, split into a move and ...
3325 (*tls_get_tp_<mode>_split): ...this new instruction.
3327 2008-07-09 David Daney <ddaney@avtrex.com>
3329 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3331 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3333 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3334 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3336 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3337 htab_delete should be called. Don't free c.
3338 (lookup_tmp_var): Create temp_htab lazily.
3339 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3340 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3342 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3343 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3344 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3345 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3346 * tree-sra.c (generate_element_init): Likewise.
3347 * tree-mudflap.c (execute_mudflap_function_ops,
3348 execute_mudflap_function_decls): Likewise.
3349 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3350 * tree-gimple.h (struct gimplify_ctx): New type.
3351 (push_gimplify_context): Adjust prototype.
3353 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3355 * tree-ssa-pre.c (phi_translate_1): Update placement of
3358 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3360 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3361 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3362 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3363 * targhooks.c (default_hard_regno_scratch_ok): New function.
3364 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3365 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3366 * recog.c: Include "target.h".
3367 (peep2_find_free_register): Add check for global regs. Add target
3369 * Makefile.in (recog.o): Depend on target.h.
3371 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3373 * config/sh/sh.c (sh_canonical_va_list_type): New.
3374 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3376 2008-07-09 Raksit Ashok <raksit@google.com>
3378 * doc/invoke.texi (Option Summary): Mention new option
3379 -Wdisallowed-function-list=...
3380 (Warning Options): Document -Wdisallowed-function-list=...
3381 * common.opt (Wdisallowed-function-list=): New flag.
3382 * flags.h (warn_disallowed_functions): External definition of new
3383 boolean warning flag.
3384 (warn_if_disallowed_function_p): Declare new function.
3385 * opts.c (warning_disallowed_functions): New static variable.
3386 (warn_disallowed_functions): New boolean warning flag.
3387 (warn_if_disallowed_function_p): New function.
3388 (add_comma_separated_to_vector): Rename
3389 add_instrument_functions_exclude_list to this.
3390 (common_handle_option): Handle new option. Rename calls to
3391 add_instrument_functions_exclude_list into calls to
3392 add_comma_separated_to_vector.
3393 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3394 based on flag warn_disallowed_functions.
3396 2008-07-09 Christian Bruel <christian.bruel@st.com>
3398 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3399 instead of get_attr_length.
3401 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3403 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3405 * genemit.c (gen_insn): Likewise.
3406 * gengtype.c (note_def_vec): Likewise.
3407 * gengtype.h (note_def_vec): Likewise.
3408 * genoutput.c (struct data, output_insn_data, process_template,
3409 gen_expand, gen_split, note_constraint): Likewise.
3410 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3411 make_insn_sequence): Likewise.
3412 * gensupport.c (record_insn_name): Likewise.
3414 2008-07-08 Doug Kwan <dougkwan@google.com>
3416 * config/arm/arm.opt (mandroid): New option.
3417 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3418 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3420 (CC1PLUS_SPEC): Same.
3422 (STARTFILE_SPEC): Same.
3423 (ENDFILE_SPEC): Same.
3424 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3427 2008-07-08 Raksit Ashok <raksit@google.com>
3429 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3430 (set_storage_via_setmem): Fix expected_align parameter.
3431 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3432 missing from the list.
3433 * doc/md.texi (movmem): Explicitly state that expected alignment is
3434 to be expressed in bytes.
3435 (setmem): Explicitly state that expected alignment is to be expressed
3438 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3440 * reload.c (find_reloads_subreg_address): Do not require validity
3441 of address in original mode before reloading address.
3443 2008-07-07 Tianwei Sheng <tianweis@google.com>
3445 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3446 bounds array access.
3448 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3450 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3452 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3454 Fix PR tree-optimization/23455
3455 Fix PR tree-optimization/35286
3456 Fix PR tree-optimization/35287
3457 * Makefile.in (OBJS-common): Remove tree-vn.o.
3458 (tree-vn.o): Remove.
3459 * dbgcnt.def: Add treepre_insert debug counter.
3460 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3461 (debug_value_expressions): Ditto.
3462 (print_value_expressions): Ditto.
3463 * tree-pretty-print.c (dump_generic_node): Updated for
3464 VALUE_HANDLE removal.
3465 * tree-ssa-dom.c (record_equality): Ditto.
3466 (cprop_operand): Ditto.
3467 (lookup_avail_expr): Ditto.
3468 * tree-ssa-threadedge.c
3469 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3470 (simplify_control_stmt_condition): Ditto.
3471 * tree.c (tree_code_size): Ditto.
3472 (tree_node_structure): Ditto.
3473 (iterative_hash_expr): Ditto.
3475 * tree.h (VALUE_HANDLE_ID): Ditto.
3476 (VALUE_HANDLE_EXPR_SET): Ditto.
3477 (struct tree_value_handle): Ditto.
3478 (union tree_node): Ditto.
3479 * treestruct.def: Ditto.
3480 * tree-vn.c: Removed.
3481 * tree-ssa-pre.c: Rewritten entirely.
3482 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
3483 (constant_value_ids): Ditto.
3484 (vn_nary_op_t): Moved to header.
3486 (vn_reference_op_t): Ditto
3487 (vn_reference_t): Ditto.
3488 (next_value_id): New variable.
3489 (VN_INFO): Add an assert.
3490 (vn_constant_eq): New function.
3491 (vn_constant_hash): Ditto.
3492 (get_or_alloc_constant_value_id): Ditto.
3493 (value_id_constant_p): Ditto.
3494 (vn_reference_compute_hash): De-staticify.
3495 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
3496 Disable some code with a FIXME. Remove VALUE_HANDLE use.
3497 (valueize_refs): Update opcode if it changes from ssa name to constant.
3498 (vn_reference_lookup_1): Add new argument.
3499 (vn_reference_lookup): Ditto.
3500 (vn_reference_lookup_pieces): New function.
3501 (vn_reference_insert): Add return type. Modify to deal with value ids.
3502 (vn_reference_insert_pieces): New function.
3503 (vn_nary_op_compute_hash): De-staticify.
3504 (vn_nary_op_eq): Ditto.
3505 (vn_nary_op_lookup_pieces): New function.
3506 (vn_nary_op_lookup): Add new argument.
3507 (vn_nary_op_insert_pieces): New function.
3508 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
3509 (vn_phi_insert): Ditto.
3510 (visit_unary_op): Update for callee changes.
3511 (visit_binary_op): Ditto.
3512 (visit_reference_op_load): Ditto.
3513 (visit_reference_op_store): Ditto.
3514 (init_scc_vn): Init next_value_id, constant_to_value_id and
3516 (free_scc_vn): Free them.
3517 (set_hashtable_value_ids): New function.
3518 (run_scc_vn): Use it.
3519 (get_max_value_id): New function.
3520 (get_next_value_id): Ditto.
3521 (expressions_equal_p): Moved from tree-vn.c
3522 (sort_vuses): Ditto.
3523 (sort_vuses_heap): Ditto.
3524 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
3526 * tree.c (iterative_hash_hashval_t): Made non-static
3527 * tree.h (iterative_hash_hashval_t): Declare it.
3529 2008-07-08 Martin Jambor <mjambor@suse.cz>
3531 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
3532 instead of ipa_create_node_params.
3533 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
3534 ipa_check_create_edge_args, free them with
3535 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
3537 * ipa-prop.c: Include flags.h and tree-inline.h.
3538 (ipa_node_params_vector): New variable.
3539 (ipa_edge_args_vector): New variable.
3540 (edge_removal_hook_holder): New variable.
3541 (node_removal_hook_holder): New variable.
3542 (edge_duplication_hook_holder): New variable.
3543 (node_duplication_hook_holder): New variable.
3544 (ipa_detect_param_modifications): Check for presence of modified flags.
3545 (ipa_compute_jump_functions): Check for presence of jump functions.
3546 (ipa_free_edge_args_substructures): New function.
3547 (ipa_create_node_params): Removed.
3548 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
3549 (ipa_free_node_params_substructures): New function.
3550 (ipa_free_all_node_params): Changed to deallocate the on-the-side
3552 (ipa_edge_removal_hook): New function.
3553 (ipa_node_removal_hook): New function.
3554 (duplicate_array): New function.
3555 (ipa_edge_duplication_hook): New function.
3556 (ipa_node_duplication_hook): New function.
3557 (ipa_register_cgraph_hooks): New function.
3558 (ipa_unregister_cgraph_hooks): New function.
3559 (free_all_ipa_structures_after_ipa_cp): New function.
3561 * ipa-prop.h: Include vec.h.
3562 (ipa_node_params_t): New typedef with vector types for it.
3563 (ipa_edge_args_t): New typedef with vector types for it.
3564 (IPA_NODE_REF): Changed to access an on-the-side vector.
3565 (IPA_EDGE_REF): Changed to access an on-the-side vector.
3566 (ipa_check_create_node_params): New function.
3567 (ipa_check_create_edge_args): New function.
3569 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
3572 2008-07-07 Tom Tromey <tromey@redhat.com>
3574 * configure, config.in: Rebuilt.
3575 * configure.ac: Don't check for scandir or alphasort.
3577 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3579 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
3580 types immediately after creating them.
3582 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3584 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
3586 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
3588 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
3589 dump_constraint_graph.
3590 (dump_constraint_edge): New function.
3591 (dump_constraint_graph): New function.
3592 (debug_constraint_graph): New function.
3593 (dump_constraint): Removed useless comparison.
3594 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
3595 (dump_constraint_graph): Declare.
3596 (debug_constraint_graph): Declare.
3597 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
3599 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
3601 * config/i386/i386.c (is_va_list_char_pointer): New.
3602 (ix86_va_start): Replace compare with ms_va_list_type_node
3603 by is_va_list_char_pointer.
3604 (ix86_gimplify_va_arg): Likewise.
3606 2008-07-07 Martin Jambor <mjambor@suse.cz>
3608 * cgraph.c (cgraph_edge_max_uid): New variable.
3609 (struct cgraph_edge_hook_list): New type.
3610 (struct cgraph_node_hook_list): New type.
3611 (struct cgraph_2edge_hook_list): New type.
3612 (struct cgraph_2node_hook_list): New type.
3613 (first_cgraph_edge_removal_hook): New variable.
3614 (first_cgraph_node_removal_hook): New variable.
3615 (first_cgraph_edge_duplicated_hook): New variable.
3616 (first_cgraph_node_duplicated_hook): New variable.
3617 (cgraph_add_edge_removal_hook): New function.
3618 (cgraph_remove_edge_removal_hook): New function.
3619 (cgraph_call_edge_removal_hooks): New function.
3620 (cgraph_add_node_removal_hook): New function.
3621 (cgraph_remove_node_removal_hook): New function.
3622 (cgraph_call_node_removal_hooks): New function.
3623 (cgraph_add_edge_duplication_hook): New function.
3624 (cgraph_remove_edge_duplication_hook): New function.
3625 (cgraph_call_edge_duplication_hooks): New function.
3626 (cgraph_add_node_duplication_hook): New function.
3627 (cgraph_remove_node_duplication_hook): New function.
3628 (cgraph_call_node_duplication_hooks): New function.
3629 (cgraph_create_edge): Assign to edge uid.
3630 (cgraph_remove_edge): Call edge removal hooks.
3631 (cgraph_node_remove_callees): Call edge removal hooks.
3632 (cgraph_node_remove_callers): Call edge removal hooks.
3633 (cgraph_remove_node): Call node removal hooks.
3634 (cgraph_clone_edge): Call edge duplication hooks.
3635 (cgraph_clone_node): Call node duplication hooks.
3637 * cgraph.h (cgraph_edge): New field uid.
3638 (cgraph_edge_hook): New type.
3639 (cgraph_node_hook): New type.
3640 (cgraph_2edge_hook): New type.
3641 (cgraph_2node_hook): New type.
3643 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
3645 * config.in: Regenerate.
3647 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
3649 * gcc.c (print_sysroot): New.
3650 (option_map, display_help, process_command): Handle the
3651 -print-sysroot option.
3652 (main): Print the sysroot if requested.
3653 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
3655 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3658 * unwind-pe.h (size_of_encoded_value): add attribute unused.
3660 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
3662 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
3663 (assign_parm_setup_block_p): Also check mode of entry_parm.
3665 2008-07-07 Richard Guenther <rguenther@suse.de>
3667 * tree-ssa-structalias.h (set_used_smts): Remove.
3668 * tree-ssa-structalias.c (used_smts): Likewise.
3669 (set_used_smts): Likewise.
3670 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
3671 call to set_used_smts.
3673 2008-07-07 Richard Guenther <rguenther@suse.de>
3675 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
3676 (new_var_info): Set it to false.
3677 (solution_set_add): Correctly handle pointers outside a var and
3679 (type_safe): Treat variables with is_full_var properly.
3680 (do_sd_constraint): Likewise.
3681 (do_ds_constraint): Likewise.
3682 (process_constraint): Remove zeroing offset for !use_field_sensitive.
3683 (get_constraint_for_ptr_offset): New function.
3684 (get_constraint_for_component_ref): For addresses at least include
3685 the last field of the variable. Handle is_full_vars properly.
3686 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
3687 (handle_ptr_arith): Remove.
3688 (find_func_aliases): Simplify assignment handling.
3689 (create_function_info_for): For parameter and result varinfos set
3691 (create_variable_info_for): Set is_full_var flag whenever we
3692 just created a single varinfo for a decl.
3693 (init_alias_vars): Initialize use_field_sensitive from
3694 max-fields-for-field-sensitive parameter.
3696 2008-07-07 Richard Guenther <rguenther@suse.de>
3698 PR tree-optimization/36713
3699 * tree-flow-inline.h (is_call_used): New function.
3700 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
3701 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3702 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
3704 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3706 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
3708 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
3710 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
3712 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3713 Nathan Sidwell <nathan@codesourcery.com>
3715 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
3716 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
3718 * config/m68k/t-linux: New.
3719 * doc/install.texi: Document m68k-*-linux is now multilibbed by
3722 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
3724 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
3725 * config/m68k/m68k-devices.def: Remove multilibs that only differ
3728 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3730 * gcc.c (execute): Fix -Wc++-compat warning.
3732 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
3735 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
3736 constant for little endian.
3738 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
3740 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
3741 mips_base_mips16 instead of TARGET_MIPS16.
3742 (mips_base_mips16): Declare.
3743 * config/mips/mips.c (mips_base_mips16): Make global.
3744 (was_mips16_p): Remove GTY marker.
3745 (was_mips16_pch_p): New variable.
3746 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
3747 (mips_override_options): Force to non-MIPS16 mode initially.
3748 Do not complain about MIPS16 PIC incompatibilities here.
3749 Only allow -mgpopt if -mexplicit-relocs is in force for
3752 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
3754 * configure.ac: Check for caddr_t, define to char * if not defined.
3755 * configure: Regenerate.
3756 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
3757 (mmap_gt_pch_use_address): Likewise.
3758 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
3760 2008-07-06 Richard Guenther <rguenther@suse.de>
3762 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
3763 (new_var_info): Deal with it.
3764 (solution_set_add): Likewise.
3765 (bitpos_of_field): Make signed, fix.
3766 (struct fieldoff): Remove type and decl fields. Make size field
3767 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
3769 (fieldoff_compare): Deal with it.
3770 (push_fields_onto_fieldstack): Remove has_union argument, glob
3771 adjacent non-pointer fields together.
3772 (create_function_info_for): Do not set has_union.
3773 (create_variable_info_for): Simplify.
3775 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
3777 * config.gcc (extra_headers): Add cross-stdarg.h for target
3778 x86_64-*-* and i?86-*-*.
3779 * config/i386/cross-stdarg.h: New.
3780 * builtins.c (std_fn_abi_va_list): New.
3781 (std_canonical_va_list_type): New.
3782 (stabilize_va_list): Replace va_list_type_node use by
3783 mtarget.canonical_va_list_type.
3784 (gimplify_va_arg_expr): Likewise.
3785 (expand_builtin_va_copy): Replace va_list_type_node use by
3786 mtarget.fn_abi_va_list.
3787 * tree-sra.c (is_va_list_type): New helper.
3788 (decl_can_be_decomposed_p): Replace
3789 va_list_type_node use by is_va_list_type.
3790 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
3791 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3792 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
3793 * config/i386/i386-protos.h (ix86_get_valist_type): New.
3794 (ix86_enum_va_list): New.
3795 * config/i386/i386.c (sysv_va_list_type_node): New.
3796 (ms_va_list_type_node): New.
3797 (ix86_function_type_abi): Remove sorry.
3798 (ix86_build_builtin_va_list_abi): New.
3799 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
3801 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
3802 (ix86_init_builtins_va_builtins_abi): New.
3803 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
3805 (ix86_handle_abi_attribute): New.
3806 (attribute_spec): Add sysv_abi and ms_abi.
3807 (ix86_fn_abi_va_list): New.
3808 (ix86_canonical_va_list_type): New.
3809 (ix86_enum_va_list): New.
3810 (TARGET_FN_ABI_VA_LIST): New.
3811 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3812 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
3813 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
3814 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3815 (TARGET_ENUM_VA_LIST): New.
3816 * expr.h (std_fn_abi_va_list): New.
3817 (std_canonical_va_list_type): New.
3818 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
3819 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3820 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
3821 TARGET_CANONICAL_VA_LIST_TYPE.
3822 * target.h (struct gcc_target): Add fn_abi_va_list hook
3823 and canonical_va_list_type hook.
3825 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3827 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
3828 integral and pointer types.
3830 2008-07-04 Roger Sayle <roger@eyesopen.com>
3832 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
3833 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
3835 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
3838 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
3840 2008-07-04 Jakub Jelinek <jakub@redhat.com>
3842 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
3843 build_gimple_modify_stmt.
3844 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
3845 gimple operand. Use fold_build* instead of build*.
3847 2008-07-04 Richard Guenther <rguenther@suse.de>
3849 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
3850 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
3851 properly to compute the reachability set if we do field-sensitive PTA.
3852 * invoke.texi (max-fields-for-field-sensitive): Document default.
3853 * opts.c (decode_options): Set max-fields-for-field-sensitive to
3854 100 for optimize >= 2.
3856 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3858 * ggc-zone.c (lookup_page_table_if_allocated,
3859 set_page_table_entry, zone_find_object_size, alloc_small_page,
3860 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
3861 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
3862 -Wc++-compat and/or -Wcast-qual warnings.
3864 2008-07-04 Alan Modra <amodra@bigpond.net.au>
3867 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
3868 pic_offset_table_rtx to be marked as used here.
3869 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
3870 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
3871 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
3872 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
3875 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3877 * alloc-pool.c (hash_descriptor, eq_descriptor,
3878 alloc_pool_descriptor): Fix -Wc++-compat warnings.
3879 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
3881 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
3882 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
3883 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
3884 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
3887 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
3889 * tree-flow.h (loop_only_exit_p): Declare.
3890 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
3891 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
3892 the number of iterations if it is constant. Otherwise, if this is the
3893 only possible exit of the loop, use the conservative estimate on the
3894 number of iterations of the entire loop if available.
3896 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
3898 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
3899 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
3900 Add synchronization functions.
3901 * config/sync.c: New file.
3902 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
3903 (LIBGCC_SYNC_CFLAGS): Likewise.
3905 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
3908 * config/i386/i386.md (mode): Add TF to "mode" attribute.
3909 (*pushtf_sse): New insn pattern.
3910 (pushtf splitters): New splitters.
3912 2008-07-03 Michael Meissner <gnu@the-meissners.org>
3915 * predict.c (build_predict_expr): Use void_type_node for the tree
3916 type, instead of NULL_TREE.
3918 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
3920 * config/i386/i386.c (contains_aligned_value_p): Return true
3922 (ix86_data_alignment): Align TCmode to 128bits.
3923 (ix86_local_alignment): Likewise.
3925 2008-07-03 Andrew Haley <aph@redhat.com>
3928 * vec.h (VEC_TA): New.
3929 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
3930 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
3931 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
3932 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
3933 (C_COMMON_FIXED_TYPES): Remove first arg.
3934 (C_COMMON_FIXED_MODE_TYPES): Likewise.
3935 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
3936 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
3937 not to use empty macro arguments.
3939 2008-07-02 Joseph Myers <joseph@codesourcery.com>
3941 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
3942 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
3943 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
3944 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
3945 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
3946 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
3947 config/ia64/crtn.asm, config/m68hc11/larith.asm,
3948 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
3949 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
3950 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3951 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3952 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3953 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
3954 config/rs6000/e500crtres64gpr.asm,
3955 config/rs6000/e500crtres64gprctr.asm,
3956 config/rs6000/e500crtrest32gpr.asm,
3957 config/rs6000/e500crtrest64gpr.asm,
3958 config/rs6000/e500crtresx32gpr.asm,
3959 config/rs6000/e500crtresx64gpr.asm,
3960 config/rs6000/e500crtsav32gpr.asm,
3961 config/rs6000/e500crtsav64gpr.asm,
3962 config/rs6000/e500crtsav64gprctr.asm,
3963 config/rs6000/e500crtsavg32gpr.asm,
3964 config/rs6000/e500crtsavg64gpr.asm,
3965 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
3966 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
3967 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
3968 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
3969 config/sparc/sol2-cn.asm: Remove .file directives.
3971 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
3973 * resource.c (mark_referenced_resources): Look inside
3974 UNSPEC_VOLATILEs and ASM_INPUTs.
3976 2008-07-02 Ian Lance Taylor <iant@google.com>
3978 * rtlanal.c (add_reg_note): New function.
3979 * rtl.h (add_reg_note): Declare.
3980 * auto-inc-dec.c (attempt_change): Use add_reg_note.
3981 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
3982 * builtins.c (expand_builtin_longjmp): Likewise.
3983 (expand_builtin_nonlocal_goto): Likewise.
3984 * calls.c (emit_call_1, expand_call): Likewise.
3985 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3986 * cfglayout.c (fixup_reorder_chain): Likewise.
3987 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3988 (commit_one_edge_insertion): Likewise.
3989 * combine.c (move_deaths, distribute_notes): Likewise.
3990 * df-problems.c (df_set_note): Likewise.
3991 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
3992 (set_unique_reg_note): Likewise.
3993 (emit_copy_of_insn_after): Likewise.
3994 * expr.c (expand_expr_real): Likewise.
3995 * gcse.c (add_label_notes): Likewise.
3996 * haifa-sched.c (create_check_block_twin): Likewise.
3997 * jump.c (mark_jump_label_1): Likewise.
3998 * loop-doloop.c (add_test, doloop_modify): Likewise.
3999 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4000 * lower-subreg.c (move_eh_region_note): Likewise.
4001 * optabs.c (emit_libcall_block): Likewise.
4002 * predict.c (predict_insn): Likewise.
4003 (combine_predictions_for_insn): Likewise.
4004 * recog.c (peephole2_optimize): Likewise.
4005 * regmove.c (try_auto_increment): Likewise.
4006 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4007 * reload.c (find_reloads): Likewise.
4008 * reload1.c (fixup_eh_region_note): Likewise.
4009 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4010 * reorg.c (delete_prior_computation): Likewise.
4011 (delete_computation, dbr_schedule): Likewise.
4012 * config/pa/pa.c (legitimize_pic_address): Likewise.
4013 * config/sh/sh.c (sh_reorg): Likewise.
4015 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4018 * config/libgcc-glibc.ver: Add %exclude.
4019 * config/m32r/libgcc-glibc.ver: Likwise.
4020 * config/s390/libgcc-glibc.ver: Likwise.
4021 * config/sh/libgcc-glibc.ver: Likwise.
4022 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4024 * config/i386/libgcc-glibc.ver: New.
4026 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4028 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4030 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4031 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4032 i[34567]86-*-linux*, x86_64-*-linux*. Add
4033 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4034 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4035 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4036 i[34567]86-*-linux*, x86_64-*-linux*.
4038 * libgcc-std.ver: Add empty GCC_4.4.0.
4040 * mkmap-symver.awk: Support multiple versions per symbol.
4042 * config/i386/i386.c (ix86_init_builtins): Always define
4043 __builtin_fabsq and __builtin_copysignq with fallbacks.
4044 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4045 and __builtin_copysignq if SSE2 isn't available.
4047 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4048 (LIBGCC2_TF_CEXT): Likwise.
4051 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4053 * config/i386/sfp-machine.h: Moved to libgcc.
4055 * config/i386/sfp-machine.h: New.
4056 * config/i386/t-linux: Likwise.
4058 * config/i386/t-darwin: Remove softfp_wrap_start and
4060 * config/i386/t-darwin64: Likewise.
4062 * config/i386/t-fprules-softfp64: Renamed to ...
4063 * config/i386/t-fprules-softfp: This.
4065 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4066 and softfp_wrap_end.
4068 2008-07-02 Jason Merrill <jason@redhat.com>
4070 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4072 * tree.c (ctor_to_list): New fn.
4073 * tree.h: Declare it.
4074 (CONSTRUCTOR_ELT): New macro.
4075 (CONSTRUCTOR_NELTS): New macro.
4077 2008-07-02 Richard Guenther <rguenther@suse.de>
4079 * tree-ssa-structalias.c (struct variable_info): Reorder
4080 to fill padding on 64bit hosts. Make collapsed_to an int.
4081 (get_varinfo_fc): Deal with that.
4082 (new_var_info): Likewise.
4083 (collapse_rest_of_var): Likewise.
4085 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4087 * doc/install.texi (--enable-java-home): Document.
4088 (--enable-aot-compile-rpm): Likewise.
4089 (--with-arch-directory): Likewise.
4090 (--with-os-directory): Likewise.
4091 (--with-origin-name): Likewise.
4092 (--with-arch-suffix): Likewise.
4093 (--with-jvm-root-dir): Likewise.
4094 (--with-jvm-jar-dir): Likewise.
4095 (--with-python-dir): Likewise.
4097 2008-07-02 Richard Guenther <rguenther@suse.de>
4099 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4100 from decls explicitly. Merge operand checking from tuples.
4102 2008-07-02 Martin Jambor <mjambor@suse.cz>
4104 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4106 2008-07-02 Martin Jambor <mjambor@suse.cz>
4108 * tree-switch-conversion.c: Included timevar.h
4109 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4111 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4113 2008-07-02 Martin Jambor <mjambor@suse.cz>
4115 * tree-switch-conversion.c: Corrected various comments and
4117 (build_constructors): Fixed minor formatting mistakes.
4119 * invoke.texi (Optimize Options): Corrected the
4120 switch-conversion-max-branch-ratio parameter.
4122 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4124 * final.c (asm_insn_count): Return zero for an empty asm body.
4126 2008-07-02 Richard Guenther <rguenther@suse.de>
4128 * bitmap.h (bitmap_set_bit): Return bool.
4129 (bitmap_clear_bit): Likewise.
4130 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4131 write to the bitmap if it would.
4132 (bitmap_clear_bit): Likewise.
4133 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4134 bitmap_set_bit return value.
4135 (add_pred_graph_edge): Likewise.
4136 (add_graph_edge): Likewise.
4137 (do_sd_constraint): Likewise.
4138 (do_ds_constraint): Likewise.
4140 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4142 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4143 Fix -Wc++-compat and/or -Wcast-qual warnings.
4144 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4145 gen_regparm_prefix): Likewise.
4146 * vmsdbgout.c (write_modbeg, lookup_filename,
4147 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4149 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4151 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4152 defaults.h definition apply.
4154 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4156 * function.c (assign_parm_remove_parallels): New.
4157 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4159 (assign_parm_setup_block): Do not handle them.
4160 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4161 assign_parm_remove_parallels.
4163 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4165 * c-typeck.c (convert_for_assignment): Use
4166 vector_targets_convertible_p.
4167 * c-common.c (vector_targets_convertible_p): New.
4168 * c-common.h (vector_targets_convertible_p): New prototype.
4169 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4170 opaque_p_V2SI_type_node.
4172 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4174 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4177 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4179 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4180 TFmode constants via two element DImode vector for hosts with
4181 HOST_BITS_PER_WIDE_INT < 64.
4182 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4183 also for HOST_BITS_PER_WIDE_INT < 64.
4185 2008-07-01 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/36666
4188 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4189 (get_constraint_exp_from_ssa_var): Split into ...
4190 (get_constraint_exp_for_temp): ... this ...
4191 (get_constraint_for_ssa_var): ... and that.
4192 Return constraint expressions for all touched sub-fields
4193 if the results address is not taken.
4194 (process_constraint): Remove assertion that aggregate
4195 assignments do not happen at this place.
4196 (get_constraint_for_component_ref): Add address_p argument.
4197 Return constraint expressions for all touched sub-fields
4198 if the results address is not taken.
4199 (do_deref): Use get_constraint_exp_for_temp.
4200 (get_constraint_for_1): Rename from ...
4201 (get_constraint_for): ... this. Add the old function as wrapper.
4202 (do_structure_copy): Use get_constraint_for_1.
4204 2008-07-01 Martin Jambor <mjambor@suse.cz>
4206 * Makefile.in (tree-switch-conversion.o): Add.
4207 (OBJS-common): Add tree-swtch-conversion.o.
4208 * passes.c (init_optimization_passes): Add pass_convert_switch.
4209 * tree-pass.h: (pass_convert_switch): Add.
4210 * tree-switch-conversion.c: New file.
4211 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4212 * common.opt (ftree-cswtch): New option.
4213 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4214 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4215 * opts.c (decode_options): Set flag_tree_switch_conversion when
4216 optimization level is >= 2.
4217 * doc/invoke.texi (Optimize Options): Added description of
4218 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4220 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4222 * config/darwin-driver.c (darwin_default_min_version): Fix
4223 -Wc++-compat warnings.
4225 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4227 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4230 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4232 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4234 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4236 PR rtl-optimization/34744
4237 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4238 (df_scan_free_internal): Free data structures not
4239 allocated in storage pools.
4240 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4241 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4242 df_scan_free_mws_vec.
4243 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4246 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4248 * config/i386/i386.c (contains_aligned_value_p): Return true
4250 (ix86_function_arg_boundary): Return its natural boundary
4252 (return_in_memory_32): Don't check TDmode.
4253 (ix86_split_to_parts): Support splitting into 4 parts and
4254 support TFmode for 32bit target.
4255 (ix86_split_long_move): Support splitting into 4 parts.
4256 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4258 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4259 (ix86_init_builtins): Here.
4260 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4261 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4262 'q' and 'w', respectively.
4264 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4266 (movtf_internal): Likewise.
4267 (<code>tf2): Likewise.
4268 (*absnegtf2_sse): Likewise.
4269 (copysign<mode>3): Likewise.
4270 (copysign<mode>3_const): Likewise.
4271 (copysign<mode>3_var): Likewise.
4272 (define_split UNSPEC_COPYSIGN): Likewise.
4273 * config/i386/sse.md (*nandtf3): Likewise.
4274 (<code>tf3): Likewise.
4275 (*<code>tf3): Likewise.
4277 2008-06-30 Joey Ye <joey.ye@intel.com>
4278 H.J. Lu <hongjiu.lu@intel.com>
4280 * global.c (compute_regsets): Set frame_pointer_needed here.
4281 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4283 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4285 * doc/install.texi (specific): Expand Windows build notes.
4287 2008-06-30 Ira Rosen <irar@il.ibm.com>
4289 PR tree-optimization/36648
4290 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4291 number of prolog iterations by step. Fix the comment.
4293 2008-06-30 Richard Guenther <rguenther@suse.de>
4296 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4297 handle calls from ECF_MALLOC functions.
4298 (handle_pure_call): ECF_MALLOC functions do not return
4300 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4302 2008-06-29 Andreas Schwab <schwab@suse.de>
4304 * config/m68k/m68k.c (print_operand): Always print a float
4306 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4307 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4310 * config/rs6000/x-linux64: Remove never used file.
4312 2008-06-29 Richard Guenther <rguenther@suse.de>
4314 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4316 (struct alias_info): Move ...
4317 * tree-ssa-alias.c: ... here.
4318 (update_alias_info): Declare.
4319 (compute_may_aliases): Call it.
4320 (update_alias_info): New function.
4321 * tree-ssa-structalias.c (update_alias_info): Move ...
4322 * tree-ssa-alias.c (update_alias_info_1): ... here.
4323 * tree-ssa-structalias.c (process_constraint_1): Remove
4324 unused from_call argument. Rename to ...
4325 (process_constraint): ... this. Delete old wrapper.
4326 (make_constraint_to): Adjust callers.
4327 (handle_const_call): Likewise.
4328 (handle_pure_call): Likewise.
4329 (init_base_vars): Likewise.
4330 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4331 (find_func_aliases): We don't need structure copies for
4333 (make_constraint_from_anything): Remove.
4334 (create_variable_info_for): For globals make constraints
4335 from escaped, not from anything.
4336 (compute_points_to_sets): Do not call update_alias_info.
4337 (ipa_pta_execute): Use make_constraint_from.
4339 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4341 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4342 (bitmap.o-warn, dominance.o-warn): New.
4343 * configure.ac (cxx_compat_warn): Delete.
4344 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4345 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4347 * configure: Regenerate.
4349 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4352 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4354 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4355 * df-scan.c (df_notes_rescan): Likewise.
4356 * ggc-page.c (set_page_table_entry): Likewise.
4357 * intl.c (gcc_gettext_width): Likewise.
4358 * varasm.c (get_unnamed_section, get_noswitch_section,
4359 get_section): Likewise.
4361 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4363 * regrename.c (build_def_use): Don't copy RTX.
4365 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4367 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4368 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4369 punctuation. Use @ref instead of @xref.
4370 (Function Names): Remove stray @display/@end display.
4371 (C++ Attributes): Use @ref instead of @xref.
4372 (Deprecated Features): Fix punctuation around @xref.
4373 (Backwards Compatibility): Likewise.
4374 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4376 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4378 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4379 constants for E500 double.
4381 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4383 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4384 element type of const_vector.
4386 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4388 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4389 Remove FLAGS_REG clobber from expander pattern.
4390 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4391 (anddi3, andsi3, andhi3, andqi3): Ditto.
4392 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4393 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4394 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4395 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4396 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4397 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4398 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4399 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4401 2008-06-28 Richard Guenther <rguenther@suse.de>
4403 * tree-ssa-structalias.c (callused_id, var_callused,
4404 callused_tree): Add.
4405 (handle_pure_call): New function.
4406 (find_func_aliases): Call it.
4407 (find_what_p_points_to): Handle the call-used set.
4408 (clobber_what_escaped): Likewise.
4409 (compute_call_used_vars): New function.
4410 (init_base_vars): Init the call-used variable.
4411 (do_sd_constraint): Do not propagate the solution from CALLUSED
4412 but use CALLUSED as a placeholder.
4413 (solve_graph): Likewise.
4414 * tree-flow-inline.h (gimple_call_used_vars): New function.
4415 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4416 (compute_call_used_vars): Declare.
4417 * tree-ssa-alias.c (set_initial_properties): Call
4418 compute_call_used_vars.
4419 (reset_alias_info): Clear call-used variables.
4420 (add_call_clobber_ops): Assert we are not called for const/pure
4421 functions. Remove handling of them.
4422 (add_call_read_ops): Handle pure functions by adding the
4423 call-used set of variables as VUSEs.
4424 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4425 (delete_tree_ssa): Free it.
4426 * tree-dfa.c (remove_referenced_var): Clear the var from the
4429 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4431 * tree.c (build_varargs_function_type_list): New.
4432 (build_function_type_list_1): New.
4433 (build_function_type_list): Use build_function_type_list_1.
4434 * tree.h (build_varargs_function_type_list): New.
4436 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4439 * config/spu/spu.c (spu_builtin_splats): Do not generate
4440 invalid CONST_VECTOR expressions.
4441 (spu_expand_vector_init): Likewise.
4443 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4445 * optabs.c (libfunc_decls): New variable.
4446 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4447 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4448 for the same function twice.
4450 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4452 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4453 ix86_expand_binary_operator directly.
4454 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4456 (*ashrti3_1): Ditto.
4457 (*lshrti3_1): Ditto.
4458 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4459 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4460 using only one splitter. Conditionaly execute splitter before or
4461 after peephole2 pass.
4462 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4463 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4464 Use only one alternative in asm template.
4465 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4467 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4468 "J" operand constraint for operand 2.
4469 (*ashldi3_cconly_rex64): Ditto.
4470 (*ashrdi3_cmp_rex64): Ditto.
4471 (*ashrdi3_cconly_rex64): Ditto.
4472 (*lshrdi3_cmp_rex64): Ditto.
4473 (*lshrdi3_cconly_rex64): Ditto.
4474 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
4475 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
4476 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
4479 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4481 * gimplify.c (omp_is_private): Don't return true if decl is not
4482 already private on #pragma omp for or #pragma omp parallel for.
4485 * tree-cfg.c (struct move_stmt_d): Replace block field with
4486 orig_block and new_block fields.
4487 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
4488 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
4489 (move_block_to_fn): Replace vars_map and new_label_map arguments
4490 with struct move_stmt_d pointer.
4491 (replace_block_vars_by_duplicates): New function.
4492 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
4493 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
4494 all subblocks of ORIG_BLOCK to the new function. Call
4495 replace_block_vars_by_duplicates.
4496 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
4497 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
4498 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
4499 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
4500 (expand_omp): Temporarily set input_location to the location of
4501 region's controlling stmt.
4502 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
4503 BIND_EXPR, push ctx->block_vars and gimplification vars into
4504 the BIND_EXPR and its block's BLOCK_VARS instead of directly
4506 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
4507 there are any BLOCK_VARS.
4508 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
4509 OMP_PARALLEL or OMP_TASK stmt.
4510 (lower_omp): Save and restore input_location around the lower_omp_1
4513 2008-06-27 Richard Guenther <rguenther@suse.de>
4515 PR tree-optimization/36400
4516 PR tree-optimization/36373
4517 PR tree-optimization/36344
4518 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
4519 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
4520 (update_alias_info): Remove call clobbering code.
4521 (make_constraint_to): New helper function.
4522 (make_escape_constraint): Likewise.
4523 (handle_rhs_call): Use it on all pointer containing arguments.
4524 Also mark the static chain escaped.
4525 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
4526 instead of ANYTHING.
4527 (make_constraint_from): New helper split out from ...
4528 (make_constraint_from_anything): ... here.
4529 (find_func_aliases): Add constraints for escape sites.
4530 (intra_create_variable_infos): Make constraints from NONLOCAL
4532 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
4534 (clobber_what_p_points_to): Remove.
4535 (clobber_what_escaped): New function.
4536 (init_base_vars): Init NONLOCAL and ESCAPED.
4537 (do_sd_constraint): Do not propagate the solution from ESCAPED
4538 but use ESCAPED as a placeholder.
4539 (solve_graph): Likewise.
4540 * tree-flow.h (clobber_what_p_points_to): Remove.
4541 (clobber_what_escaped): Declare.
4542 * tree-ssa-alias.c (set_initial_properties): Call it.
4543 Remove code clobbering escaped pointers.
4545 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4547 * function.c (allocate_struct_function): Only allocate a unique
4548 funcdef_no if the decl is nonzero.
4550 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4552 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
4553 * config/mips/mips.c (mips_split_const_insns): New function.
4554 * config/mips/mips.md (move_type): New attribute.
4555 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
4556 (dword_mode): New attribute.
4557 (type): Avoid long line. Map "move_type"s to "type"s,
4558 choosing "multi" for doubleword moves if appropriate.
4559 Swap MTC/MFC comments to match their declaration order.
4560 (extended_mips16): Default to "yes" if "move_type" is "sll0",
4561 "type" is "branch" or "jal" is "direct".
4562 (length): Handle "extended_mips16" first. Make the default
4563 "0" for "ghost" instructions. Set the length from "move_type".
4564 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
4565 of "type", with "sll0" for the register alternative. Remove the
4566 "extended_mips16" attribute.
4567 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
4568 of "type", with "shift_shift" for the register alternative.
4569 Remove the "length" attribute.
4570 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
4571 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
4572 of "type", with "andi" for the register alternative.
4573 (*zero_extendqihi2): Likewise.
4574 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
4575 of "andi" instead of a "type" of "arith".
4576 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
4578 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
4579 (mov_<store>r, *mov<mode>_ra): Likewise.
4580 (extendsidi2): Use "move_type" instead of "type", with "move"
4581 for the register alternative.
4582 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
4583 of "type", with "signext" for the register alternative.
4584 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
4585 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
4586 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
4587 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
4588 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
4589 (unnamed branch insn): Likewise.
4590 (*movdi_gp32_fp64): Fold into...
4591 (*movdi_32bit): ...here.
4592 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
4593 (*movdf_hardfloat): ...this new pattern.
4594 (*movdf_softfloat): Remove redundant FPR alternatives.
4595 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
4596 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
4597 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
4598 the "move" attribute.
4599 (*movdi_32bit): Use "move_type" instead of "type" and remove the
4600 "length" attribute. Use "fpload" and "fpstore" instead of "load"
4601 and "store" for COP loads and stores.
4602 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
4603 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
4604 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
4605 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
4606 (*movtf_mips16, *movv2sf): Likewise.
4607 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
4608 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4609 (mfhc1<mode>): Use "move_type" instead of "move".
4610 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
4611 (loadgp_blockage): Remove the "length" attribute.
4612 (blockage, set_got_version, update_got_version): Likewise.
4613 (call_internal): Remove the "extended_mips16" attribute.
4614 (call_value_internal, call_value_multiple_internal): Likewise.
4615 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
4617 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
4618 the "length" attribute.
4620 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4622 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
4623 -Wcast-qual warnings.
4624 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
4625 handle_pragma_pop_macro): Likewise.
4626 * collect2.c (resolve_lib_name): Likewise.
4627 * config/arc/arc.c (arc_init): Likewise.
4628 * config/arm/arm.c (neon_builtin_compare,
4629 locate_neon_builtin_icode): Likewise.
4630 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
4631 * config/bfin/bfin.c (bfin_init_machine_status,
4632 bfin_optimize_loop): Likewise.
4633 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4634 * config/cris/cris.c (cris_init_expanders): Likewise.
4635 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
4636 * config/darwin.c (machopic_indirection_eq,
4637 machopic_indirection_name, machopic_output_indirection): Likewise.
4638 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
4639 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
4640 frv_optimize_membar): Likewise.
4641 * config/i386/cygwin.h (mingw_scan,
4642 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
4643 * config/i386/cygwin1.c (mingw_scan): Likewise.
4644 * config/i386/i386.c (machopic_output_stub): Likewise.
4645 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
4646 i386_pe_unique_section): Likewise.
4647 * config/ia64/ia64.c (ia64_init_machine_status,
4648 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
4650 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
4651 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
4652 * config/m68k/m68k.c (m68k_handle_option,
4653 m68k_sched_md_init_global): Likewise.
4654 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
4655 mcore_unique_section): Likewise.
4656 * config/mips/mips.c (mips_block_move_straight,
4657 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
4659 * config/mmix/mmix.c (mmix_init_machine_status,
4660 mmix_encode_section_info): Likewise.
4661 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
4662 * config/rs6000/rs6000.c (rs6000_init_machine_status,
4663 print_operand_address, output_toc, redefine_groups,
4664 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
4665 * config/s390/s390.c (s390_init_machine_status): Likewise.
4666 * config/score/score.c (score_block_move_straight,
4667 score_block_move_loop_body): Likewise.
4668 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
4669 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
4670 * emit-rtl.c (find_auto_inc): Likewise.
4671 * gcc.c (translate_options, process_command): Likewise.
4672 * reorg.c (dbr_schedule): Likewise.
4673 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
4674 * xcoffout.c (xcoffout_declare_function): Likewise.
4676 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
4678 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
4679 ipa-pta working again.
4681 2008-06-27 David Edelsohn <edelsohn@gnu.org>
4683 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
4686 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
4688 * config.gcc (powerpc*-*-*): Add new core e500mc.
4689 * config/rs6000/e500mc.md: New file.
4690 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4692 (rs6000_override_options): Add e500mc case to
4693 processor_target_table. Altivec and Spe options not allowed
4694 with e500mc. Add isel instruction to e500mc by
4695 default. Initialize rs6000_cost for e500mc.
4696 (rs6000_issue_rate): Set issue rate for e500mc.
4697 * config/rs6000/rs6000.h (processor_type): Add
4698 PROCESSOR_PPCE500MC.
4699 (ASM_CPU_SPEC): Add e500mc.
4700 Set TARGET_ISEL to rs6000_isel.
4701 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
4702 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
4703 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
4705 * doc/invoke.texi: Add e500mc to list of cpus.
4707 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4710 * c-lex.c (lex_charconst): Initialize unsignedp.
4712 2008-06-27 Olivier Hainque <hainque@adacore.com>
4714 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
4715 documented assumptions.
4717 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
4719 * dwarf2out.c: Remove trailing white spaces. Break long line
4722 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
4724 * libfuncs.h (LTI_synchronize): New libfunc_index.
4725 (synchronize_libfunc): Declare.
4726 * builtins.c (expand_builtin_synchronize): Consider using
4727 synchronize_libfunc before falling back on an asm blockage.
4728 * config/mips/mips.c: Include libfuncs.h
4729 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
4731 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
4733 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
4734 parameter. Copy stack_reg to r11 where appropriate.
4735 (no_global_regs_above): Add gpr parameter.
4736 (rs6000_stack_info): Only add padding for SPE save area if we
4737 are saving SPE GPRs and CR.
4738 (saveres_routine_syms): New variable.
4739 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
4741 (rs6000_savres_routine_sym): New function.
4742 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
4744 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
4745 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
4746 Tweak FPR out-of-line saving.
4747 (rs6000_make_savres_rtx): New function.
4748 (rs6000_use_multiple_p): New function.
4749 (rs6000_savres_strategy): New function.
4750 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
4751 out-of-line if appropriate.
4752 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
4753 if we are optimizing for size.
4754 (GP_SAVE_INLINE): Define.
4755 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
4756 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
4757 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
4758 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
4759 (*save_fpregs_<mode>): Add use of r11.
4760 (*restore_gpregs_<mode>): New insn.
4761 (*return_and_restore_gpregs_<mode>): New insn.
4762 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
4764 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
4765 (*restore_gpregs_spe): New insn.
4766 (*return_and_restore_gpregs_spe): New insn.
4767 * config/rs6000/predicates.md (save_world_operation): Fix check.
4769 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4771 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
4772 this point, so assert that.
4774 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4776 * cfganal.c: Include vec.h and vecprim.h.
4777 (compute_idf): Import from...
4778 * tree-into-ssa (compute_idf): ...here.
4779 * basic-block.h (compute_idf): Export.
4781 2008-06-26 Joseph Myers <joseph@codesourcery.com>
4783 * c-decl.c (merge_decls): Use !current_function_decl to check for
4784 extern declaration of C99 inline function being at file scope.
4786 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
4788 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
4790 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4792 * alias.c (record_alias_subset, init_alias_analysis): Fix
4793 -Wc++-compat and/or -Wcast-qual warnings.
4794 * attribs.c (lookup_attribute_spec): Likewise.
4795 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
4796 copy_bb, connect_traces,
4797 find_rarely_executed_basic_blocks_and_cr): Likewise.
4798 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
4799 note_btr_set, migrate_btr_defs): Likewise.
4800 * builtins.c (result_vector, expand_builtin_memcpy,
4801 expand_builtin_mempcpy_args, expand_builtin_strncpy,
4802 builtin_memset_read_str, expand_builtin_printf,
4803 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
4805 * caller-save.c (mark_set_regs): Likewise.
4806 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4807 * cgraph.c (cgraph_edge): Likewise.
4808 * combine.c (likely_spilled_retval_1): Likewise.
4809 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
4810 htab_counts_entry_del, get_coverage_counts): Likewise.
4811 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
4812 new_cselib_val): Likewise.
4813 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
4814 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
4816 * df-core.c (df_compact_blocks): Likewise.
4817 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
4818 * df-scan.c (df_grow_reg_info, df_ref_create,
4819 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
4820 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
4821 df_record_entry_block_defs, df_record_exit_block_uses,
4822 df_bb_verify): Likewise.
4823 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
4824 DF_REF_EXTRACT_MODE_CONST): New.
4825 * dominance.c (get_immediate_dominator, get_dominated_by,
4826 nearest_common_dominator, root_of_dom_tree,
4827 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
4828 -Wc++-compat and/or -Wcast-qual warnings.
4829 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
4830 record_store, replace_read, check_mem_read_rtx, scan_insn,
4831 dse_step1, dse_record_singleton_alias_set): Likewise.
4832 * dwarf2asm.c (dw2_force_const_mem): Likewise.
4834 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
4837 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
4838 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
4839 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
4840 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
4841 add_ranges_num, add_ranges_by_labels, file_info_cmp,
4842 file_name_acquire, output_file_names, add_const_value_attribute,
4843 premark_used_types_helper, file_table_eq, file_table_hash,
4844 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
4845 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
4846 -Wcast-qual warnings.
4847 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
4848 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
4849 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
4850 gen_reg_rtx, start_sequence, init_emit): Likewise.
4851 * et-forest.c (et_new_occ, et_new_tree): Likewise.
4852 * except.c (init_eh_for_function, gen_eh_region,
4853 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
4854 arh_to_landing_pad, arh_to_label, add_action_record,
4855 add_call_site, switch_to_exception_section): Likewise.
4856 * expmed.c (synth_mult): Likewise.
4857 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
4858 store_expr): Likewise.
4859 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
4861 * function.c (assign_stack_temp_for_type,
4862 allocate_struct_function, match_asm_constraints_1): Likewise.
4863 * gcov-io.c (gcov_allocate): Likewise.
4864 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
4865 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
4866 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
4867 record_one_set, insert_expr_in_table, insert_set_in_table,
4868 dump_hash_table, compute_hash_table_work, alloc_hash_table,
4869 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
4870 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
4871 -Wcast-qual warnings.
4873 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4875 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
4876 -Wcast-qual warnings.
4877 * gcc.c (process_command): Likewise.
4878 * genattrtab.c (oballoc): Use XOBNEW.
4879 (oballocvec): Define.
4880 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
4881 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
4882 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
4883 -Wc++-compat and/or -Wcast-qual warnings.
4884 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
4885 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
4886 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
4887 gen_presence_absence_set, gen_automaton, gen_regexp_el,
4888 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
4889 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
4890 add_excls, process_presence_absence_names,
4891 process_presence_absence_patterns, add_presence_absence,
4892 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
4893 get_free_state, add_arc, get_free_automata_list_el,
4894 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
4895 transform_3, cache_presence, create_ainsns, create_automata,
4896 create_state_ainsn_table, dfa_insn_code_enlarge,
4897 output_trans_func, output_min_issue_delay_func,
4898 output_dead_lock_func, output_reset_func,
4899 output_get_cpu_unit_code_func, output_dfa_start_func,
4900 expand_automata): Likewise.
4901 * genextract.c (gen_insn): Likewise.
4902 * gengtype-lex.l: Likewise.
4903 * gengtype.c (read_input_list, adjust_field_type,
4904 process_gc_options): Likewise.
4905 * genoutput.c (note_constraint): Likewise.
4906 * genpreds.c (mangle, add_constraint): Likewise.
4907 * genrecog.c (process_define_predicate, new_decision,
4908 add_to_sequence): Likewise.
4909 * gensupport.c (record_insn_name): Likewise.
4911 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * config/i386/driver-i386.c (detect_caches_amd,
4914 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
4915 and/or -Wcast-qual warnings.
4916 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
4917 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
4918 gt_pch_save): Likewise.
4919 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
4920 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
4921 * global.c (compute_regsets): Likewise.
4922 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
4923 finish_graph_dump_file): Likewise.
4924 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
4925 unlink_bb_notes): Likewise.
4926 * integrate.c (get_hard_reg_initial_val): Likewise.
4927 * ipa-prop.c (ipa_push_func_to_list): Likewise.
4928 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
4929 * local-alloc.c (update_equiv_regs): Likewise.
4930 * loop-invariant.c (check_invariant_table_size,
4931 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
4933 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
4934 altered_reg_used, mark_altered): Likewise.
4935 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
4936 insert_var_expansion_initialization,
4937 combine_var_copies_in_loop_exit, apply_opt_in_copies,
4938 release_var_copies): Likewise.
4939 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
4940 analyze_matrix_decl, add_allocation_site, analyze_transpose,
4941 analyze_accesses_for_phi_node, check_var_notmodified_p,
4942 check_allocation_function, find_sites_in_func,
4943 record_all_accesses_in_func, transform_access_sites,
4944 transform_allocation_sites): Likewise.
4945 * omp-low.c (new_omp_region, create_omp_child_function_name,
4946 check_omp_nesting_restrictions, check_combined_parallel,
4947 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
4948 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
4949 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4950 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
4952 * opts-common.c (prune_options): Likewise.
4953 * opts.c (add_input_filename, print_filtered_help,
4954 get_option_state): Likewise.
4955 * params.c (add_params): Likewise.
4956 * passes.c (set_pass_for_id, next_pass_1,
4957 do_per_function_toporder, pass_fini_dump_file): Likewise.
4958 * postreload.c (reload_cse_simplify_operands): Likewise.
4959 * predict.c (tree_predicted_by_p, tree_predict_edge,
4960 clear_bb_predictions, combine_predictions_for_bb): Likewise.
4962 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4964 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
4966 * recog.c (check_asm_operands, validate_change_1): Likewise.
4967 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
4968 subst_asm_stack_regs): Likewise.
4969 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
4970 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
4971 * regmove.c (reg_is_remote_constant_p): Likewise.
4972 * regrename.c (regrename_optimize, scan_rtx_reg,
4973 kill_clobbered_value, kill_set_value, kill_autoinc_value):
4975 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
4976 regstat_compute_calls_crossed): Likewise.
4977 * reload1.c (init_reload, new_insn_chain,
4978 has_nonexceptional_receiver, reload, copy_reloads,
4979 calculate_needs_all_insns, init_elim_table): Likewise.
4980 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
4981 * rtl.c (shallow_copy_rtx_stat): Likewise.
4982 * rtlanal.c (parms_set): Likewise.
4983 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
4984 sbitmap_resize, sbitmap_vector_alloc): Likewise.
4985 * sched-ebb.c (earliest_block_with_similiar_load,
4986 add_deps_for_risky_insns): Likewise.
4987 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
4988 schedule_region): Likewise.
4989 * see.c (eq_descriptor_pre_extension,
4990 hash_descriptor_pre_extension, hash_del_pre_extension,
4991 eq_descriptor_properties, hash_descriptor_properties,
4992 hash_del_properties, see_seek_pre_extension_expr,
4993 see_initialize_data_structures, see_print_register_properties,
4994 see_print_pre_extension_expr, see_delete_merged_def_extension,
4995 see_delete_unmerged_def_extension, see_emit_use_extension,
4996 see_pre_delete_extension, see_map_extension, see_commit_changes,
4997 see_analyze_merged_def_local_prop,
4998 see_analyze_merged_def_local_prop,
4999 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5000 see_set_prop_merged_def, see_set_prop_unmerged_def,
5001 see_set_prop_unmerged_use, see_print_one_extension,
5002 see_merge_one_use_extension, see_merge_one_def_extension,
5003 see_store_reference_and_extension, see_update_uses_relevancy,
5004 see_update_defs_relevancy): Likewise.
5005 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5006 hash_statistics_free, curr_statistics_hash): Likewise.
5007 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5008 expand_asm_operands, expand_return, case_bit_test_cmp,
5009 expand_case): Likewise.
5010 * stor-layout.c (start_record_layout): Likewise.
5011 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5012 gt_pch_save_stringpool): Likewise.
5013 * tree-data-ref.c (hash_stmt_vertex_info,
5014 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5015 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5017 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5020 * config/i386/i386.md : Change constraints of HImode and QImode
5021 immediate operands from "i" to "n". Change SImode "ni" constraint to
5022 "i" and SImode "rmi" constraint to "g". Remove all constraints
5023 from const0_operand and const1_operand predicated operands.
5024 (i): Change QImode and HImode attribute from "i" to "n".
5025 (*subqi_2): Change HImode operands to QImode.
5028 2008-06-25 Olivier Hainque <hainque@adacore.com>
5030 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5033 2008-06-25 Richard Guenther <rguenther@suse.de>
5035 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5036 not overflow the result type.
5038 2008-06-25 Richard Guenther <rguenther@suse.de>
5040 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5041 (vn_lookup): Likewise.
5043 2008-06-25 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/35518
5046 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5047 * tree-sra.c (instantiate_element): Use fold_build3 to build
5049 (try_instantiate_multiple_fields): Likewise.
5051 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5053 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5056 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5058 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5059 use_backchain_to_restore_sp to true
5060 if the offset of the link register save area would go over the 32k - 1
5061 offset limit of the load
5064 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5066 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5067 anchor for the type-punning blurb. Cross-reference "Structures
5068 unions enumerations and bit-fields implementation". Provide a
5069 cast-through-pointer example. Make final sentence self-contained.
5070 * doc/implement-c.texi (Structures unions enumerations and
5071 bit-fields implementation): Cross-reference the type-punning blurb
5072 in the -fstrict-aliasing documentation.
5074 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5077 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5078 the memory instead of the memory itself for the save area.
5080 2008-06-24 Olivier Hainque <hainque@adacore.com>
5081 Nicolas Roche <roche@adacore.com>
5083 * gengtype.c (srcdir_len): size_t instead of int.
5084 (get_file_realbasename): New function. For F a filename, the real
5085 basename of F, with all the path components stripped.
5086 (get_file_srcdir_relative_path): New function. For F a filename, the
5087 relative path to F from $(srcdir).
5088 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5089 get_file_realbasename. Adjust the head comment.
5090 (get_prefix_langdir_index): New function. For F a filename, return the
5091 lang_dir_names[] relative index of the language directory that is
5093 (get_file_langdir): For F a filename, return the name of the language
5094 directory where F is located.
5095 (get_file_gtfilename): New function. The gt- output file name for an
5097 (get_output_file_with_visibility): Replace in-line computations with
5098 uses of get_file_gtfilename and get_prefix_langdir_index.
5099 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5101 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5103 PR tree-optimization/36504
5104 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5105 references without base address.
5107 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5110 * calls.c (expand_call): Increase alignment for recursive functions.
5112 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5114 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5115 (TARGET_FUNCTION_VALUE): New define.
5116 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5117 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5119 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5121 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5122 (fmod<mode>3): Ditto.
5123 (remainderxf3): Ditto.
5124 (remainder<mode>3): Ditto.
5126 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5129 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5130 REG is a hard register.
5132 PR tree-optimization/36508
5133 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5134 499, don't check it at all in release compilers.
5136 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5138 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5139 together with SSE_TARGET_MATH to disable insn pattern.
5140 (*fop_<MODEF:mode>_2_i387): Ditto.
5141 (*fop_<MODEF:mode>_3_i387): Ditto.
5143 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5145 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5147 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5150 * gimplify.c (gimplify_asm_expr): Check the return code of
5151 parse_output_constraint call, set function return and is_inout
5154 2008-06-22 Ian Lance Taylor <iant@google.com>
5156 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5157 (narrowest_signed_type): Likewise.
5158 * c-typeck.c (c_common_type): Change local variable mclass to enum
5160 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5161 tcc_comparison, not the tree code itself.
5162 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5163 (c_expand_expr): Cast modifier to enum expand_modifier.
5164 * c-common.h (C_RID_CODE): Add casts.
5165 (C_SET_RID_CODE): Define.
5166 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5167 (c_lex_one_token): Add cast to avoid warning.
5168 (c_parser_objc_type_name): Rename local typename to type_name.
5169 (check_no_duplicate_clause): Change code parameter to enum
5171 (c_parser_omp_var_list_parens): Change kind parameter to enum
5173 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5174 c_parser_omp_list_var_parens.
5175 (c_parser_omp_threadprivate): Likewise.
5176 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5177 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5178 * c-format.c (NO_FMT): Define.
5179 (printf_length_specs): Use NO_FMT.
5180 (asm_fprintf_length_specs): Likewise.
5181 (gcc_diag_length_specs): Likewise.
5182 (scanf_length_specs): Likewise.
5183 (strfmon_length_specs): Likewise.
5184 (gcc_gfc_length_specs): Likewise.
5185 (printf_flag_specs): Change 0 to STD_C89.
5186 (asm_fprintf_flag_specs): Likewise.
5187 (gcc_diag_flag_specs): Likewise.
5188 (gcc_cxxdiag_flag_specs): Likewise.
5189 (scanf_flag_specs): Likewise.
5190 (strftime_flag_specs): Likewise.
5191 (strfmon_flag_specs): Likewise.
5192 (print_char_table): Likewise.
5193 (asm_fprintf_char_table): Likewise.
5194 (gcc_diag_char_table): Likewise.
5195 (gcc_tdiag_char_table): Likewise.
5196 (gcc_cdiag_char_table): Likewise.
5197 (gcc_cxxdiag_char_table): Likewise.
5198 (gcc_gfc_char_table): Likewise.
5199 (scan_char_table): Likewise.
5200 (time_char_table): Likewis.
5201 (monetary_char_table): Likewise.
5202 * c-format.h (BADLEN): Likewise.
5204 2008-06-21 Ian Lance Taylor <iant@google.com>
5206 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5207 Define END_OF_BASE_TREE_CODES around inclusion.
5208 * tree.c (tree_code_type): New global array.
5209 (tree_code_length, tree_code_name): Likewise.
5210 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5212 (all-tree.def, s-alltree): New targets.
5213 (gencheck.h, s-gencheck): Remove.
5214 (tree.o): Depend upon all-tree.def.
5215 (build/gencheck.o): Remove gencheck.h dependency.
5216 (mostlyclean): Don't remove gencheck.h.
5217 * c-common.h (enum c_tree_code): Remove.
5218 * c-lang.c (tree_code_type): Remove.
5219 (tree_code_length, tree_code_name): Remove.
5220 * gencheck.c (tree_codes): Include all-tree.def, rather than
5221 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5223 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5225 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5226 (operator_name_info): Size to MAX_TREE_CODES.
5227 (assignment_operator_name_info): Likewise.
5228 * cp/cp-lang.c (tree_code_type): Remove.
5229 (tree_code_length, tree_code_name): Remove.
5230 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5231 (assignment_operator_name_info): Likewise.
5232 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5234 * cp/mangle.c (write_expression): Likewise.
5235 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5236 * fortran/f95-lang.c (tree_code_type): Remove.
5237 (tree_code_length, tree_code_name): Remove.
5238 * java/java-tree.h (enum java_tree_code): Remove.
5239 * java/lang.c (tree_code_type): Remove.
5240 (tree_code_length, tree_code_name): Remove.
5241 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5242 * objc/objc-act.h (enum objc_tree_code): Remove.
5243 * objc/objc-lang.c (tree_code_type): Remove.
5244 (tree_code_length, tree_code_name): Remove.
5245 * objcp/objcp-lang.c (tree_code_type): Remove.
5246 (tree_code_length, tree_code_name): Remove.
5247 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5248 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5249 * ada/misc.c (tree_code_type): Remove.
5250 (tree_code_length, tree_code_name): Remove.
5252 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5254 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5255 the grand_bitmap_obstack.
5257 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5259 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5260 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5261 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5262 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5263 move_stmt_r, new_label_mapper): Likewise.
5264 * tree-complex.c (cvc_lookup): Likewise.
5265 * tree-dfa.c (create_function_ann): Likewise.
5266 * tree-dump.c (dump_register): Likewise.
5267 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5268 find_phi_replacement_condition): Likewise.
5269 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5270 tree_function_versioning): Likewise.
5271 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5272 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5273 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5274 get_nonlocal_debug_decl, convert_nonlocal_reference,
5275 convert_nonlocal_omp_clauses, get_local_debug_decl,
5276 convert_local_reference, convert_local_omp_clauses,
5277 convert_nl_goto_reference, convert_nl_goto_receiver,
5278 convert_tramp_reference, convert_call_expr): Likewise.
5279 * tree-outof-ssa.c (contains_tree_r): Likewise.
5280 * tree-parloops.c (reduction_phi, initialize_reductions,
5281 eliminate_local_variables_1, add_field_for_reduction,
5282 add_field_for_name, create_phi_for_local_result,
5283 create_call_for_reduction_1, create_loads_for_reductions,
5284 create_stores_for_reduction, create_loads_and_stores_for_name):
5286 * tree-phinodes.c (allocate_phi_node): Likewise.
5287 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5288 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5289 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5290 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5291 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5292 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5293 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5294 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5295 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5296 vn_nary_op_insert): Likewise.
5297 * tree-ssa.c (redirect_edge_var_map_add,
5298 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5299 * tree-vectorizer.c (vectorize_loops): Likewise.
5300 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5301 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5302 tree_cons_stat, build1_stat, build_variant_type_copy,
5303 decl_init_priority_lookup, decl_fini_priority_lookup,
5304 decl_priority_info, decl_restrict_base_lookup,
5305 decl_restrict_base_insert, decl_debug_expr_lookup,
5306 decl_debug_expr_insert, decl_value_expr_lookup,
5307 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5308 type_hash_add, get_file_function_name, tree_check_failed,
5309 tree_not_check_failed, tree_range_check_failed,
5310 omp_clause_range_check_failed, build_omp_clause,
5311 build_vl_exp_stat): Likewise.
5312 * value-prof.c (gimple_histogram_value,
5313 gimple_duplicate_stmt_histograms): Likewise.
5314 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5315 unshare_variable, variable_union_info_cmp_pos, variable_union,
5316 dataflow_set_different_1, dataflow_set_different_2,
5317 vt_find_locations, variable_was_changed, set_variable_part,
5318 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5319 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5320 section_entry_hash, object_block_entry_eq,
5321 object_block_entry_hash, create_block_symbol,
5322 initialize_cold_section_name, default_function_rodata_section,
5323 strip_reg_name, set_user_assembler_name, const_desc_eq,
5324 build_constant_desc, output_constant_def, lookup_constant_def,
5325 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5326 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5327 default_internal_label): Likewise.
5328 * varray.c (varray_init, varray_grow): Likewise.
5329 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5331 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5333 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5334 operators for "test" insn. Macroize insn using SWI mode macro.
5335 (*jcc_fused_2): Ditto.
5336 (*jcc_fused_3): Macroize insn using SWI mode macro.
5337 (*jcc_fused_4): Ditto.
5339 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5341 * tree-ssa-pre.c: Fix typo in comment.
5342 (init_antic, fini_antic): Add explicit funtions for
5343 initializing and deinitializing ANTIC and AVAIL sets.
5344 (create_expression_by_pieces): Fix typo in comment.
5345 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5346 (execute_pre): Eventually dump details about ANTIC_IN.
5348 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5350 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5351 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5352 add_to_obstack, file_at_path, find_a_file, execute,
5353 add_preprocessor_option, add_assembler_option, add_linker_option,
5354 process_command, insert_wrapper, do_option_spec, do_self_spec,
5355 spec_path, do_spec_1, is_directory, main, used_arg,
5356 getenv_spec_function): Likewise.
5357 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5358 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5361 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5363 * doc/rtl.texi: Updated subreg section.
5365 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5368 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5369 node->needed and node->reachable.
5370 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5371 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5372 (expand_task_call): Don't call expand_task_copyfn.
5373 (expand_task_copyfn): Renamed to...
5374 (finalize_task_copyfn): ... this.
5376 2008-06-19 Jan Hubicka <jh@suse.cz>
5378 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5379 clobbering framepointer.
5381 2008-06-19 Jan Hubicka <jh@suse.cz>
5383 * tree-optimize.c (execute_early_local_optimizations): Set
5384 cgraph_state only at first invocation.
5386 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5388 * system.h (-Wc++-compat): Activate as a warning, no an error.
5390 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5392 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5393 instead of "#" in insn asm template.
5394 (*jcc_fused_2): Ditto.
5396 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5398 * config/i386/i386.h (ix86_tune_indices)
5399 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5400 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5401 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5402 (*jcc_fused_2): Ditto.
5403 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5404 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5405 (print operand): Handle 'E' and 'e' code.
5407 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5409 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5410 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5411 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5413 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5415 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5417 (cgraph_expand_function): Use local copy of decl.
5418 (cgraph_expand_all_functions): Remove redundant initialization of
5420 (cgraph_optimize): Reword internal_error message.
5422 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5424 * arm-protos.h (arm_return_in_memory): Remove public
5425 arm_return_in_memory() prototype.
5426 * arm.c (arm_return_in_memory): Add static prototype, add target
5427 hook macro, change definition and comments.
5428 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5430 2008-06-19 Ben Elliston <bje@au.ibm.com>
5432 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5433 real.c: Remove references to IEEE 754R.
5434 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5435 * doc/libgcc.texi (Decimal float library routines): Likewise.
5437 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5439 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5440 (default_unwind_word_mode): Add prototype.
5441 * targhooks.c (default_unwind_word_mode): New function.
5442 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5443 instead of word_mode.
5444 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5445 (TARGET_INITIALIZER): Use it.
5447 * c-common.c (handle_mode_attribute): Support "unwind_word"
5449 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5451 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5452 word_mode to access SjLj_Function_Context member "data".
5453 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5454 conversion from targetm.eh_return_filter_mode () to
5455 targetm.unwind_word_mode () if they differ.
5457 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5458 (BT_FN_UNWINDWORD_PTR): New function type.
5459 (BT_FN_WORD_PTR): Remove.
5460 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5461 * except.c (expand_builtin_extend_pointer): Convert pointer to
5462 targetm.unwind_word_mode () instead of word_mode.
5464 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5465 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5466 (spu_unwind_word_mode): New function.
5467 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5468 (TARGET_UNWIND_WORD_MODE): Define.
5469 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5471 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5473 * config/spu/spu.c (reg_align): Remove.
5474 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
5475 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
5476 (spu_split_store): Likewise.
5478 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
5480 * gcc/tree-vn.c: Fix typo in comment.
5482 2008-06-18 Jan Hubicka <jh@suse.cz>
5484 * cgraphunit.c (cgraph_optimize): Output debug info when doing
5485 toplevel reorder too.
5487 2008-06-18 Jan Hubicka <jh@suse.cz>
5489 * c-opts.c (c_common_post_options): PCH is not compatible with
5491 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
5492 -fno-toplevel-reorder by default now.
5494 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5496 PR documentation/30739
5497 * doc/install.texi (Prerequisites): Document dependency on awk.
5499 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
5500 Ian Lance Taylor <iant@google.com>
5502 PR rtl-optimization/35604
5503 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
5504 only want to change jump destinations, not eventual label comparisons.
5506 2008-06-16 Jan Hubicka <jh@suse.cz>
5508 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
5510 (cgraph_analyze_function): Likewise.
5512 2008-06-16 Jan Hubicka <jh@suse.cz>
5514 * cgraph.h (cgraph_mark_if_needed): New function.
5515 * cgraphunit.c (cgraph_mark_if_needed): New function.
5516 * c-decl.c (duplicate_decl): Use it.
5518 2008-06-16 Jan Hubicka <jh@suse.cz>
5520 * cgraph.c (cgraph_add_new_function): When in expansion state, do
5523 2008-06-16 Jan Hubicka <jh@suse.cz>
5525 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
5527 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
5528 Kazu Hirata <kazu@codesourcery.com>
5529 Maxim Kuvyrkov <maxim@codesourcery.com
5531 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
5532 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
5533 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
5534 EXTRA_SPEC_FUNCTIONS.
5535 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
5536 (DRIVER_SELF_SPECS): Adjust.
5537 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
5538 * config/mips/st.h, config/mips/t-st: New.
5539 * config/mips/driver-native.c, config/mips/x-native: New.
5540 * doc/invoke.texi (MIPS): Document 'native' value for -march and
5543 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5545 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
5547 (ISA_HAS_FP_CONDMOVE): New macro.
5548 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
5549 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
5550 (ISA_HAS_NMADD3_NMSUB3): New macro.
5551 * config/mips/mips.c (mips_rtx_costs): Update.
5552 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
5553 compiling for ST Loongson 2E/2F.
5554 (madd<mode>): Rename to madd4<mode>. Update.
5555 (madd3<mode>): New pattern.
5556 (msub<mode>): Rename to msub4<mode>. Update.
5557 (msub3<mode>): New pattern.
5558 (nmadd<mode>): Rename to nmadd4<mode>. Update.
5559 (nmadd3<mode>): New pattern.
5560 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
5561 (nmadd3<mode>_fastmath): New pattern.
5562 (nmsub<mode>): Rename to nmsub4<mode>. Update.
5563 (nmsub3<mode>): New pattern.
5564 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
5565 (nmsub3<mode>_fastmath): New pattern.
5566 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
5568 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
5570 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
5571 (DF_REF_INSN_INFO): New.
5572 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
5573 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
5574 with a NULL DF_REF_INSN_INFO.
5575 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
5577 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
5578 DF_INSN_INFO_EQ_USES): New.
5579 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
5580 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
5581 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
5582 * df-core.c: Update comment for above changes.
5583 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
5584 DF_INSN_UID_* macros.
5585 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
5586 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
5587 insn rtx. Update all callers.
5588 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
5589 df_ref_create_structure, df_insn_refs_collect): Likewise.
5590 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
5591 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
5592 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
5593 macros to access the insn refs.
5594 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
5595 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
5596 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
5597 for accessing the refs.
5598 (try_fwprop_subst): Likewise.
5599 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
5600 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
5601 for accessing the refs.
5602 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
5603 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
5604 to look at the insn refs.
5605 (record_uses): Likewise.
5606 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
5608 (mark_artificial_uses): Don't mark_insn for artificial refs.
5609 (mark_reg_rependencies): Likewise.
5611 * doc/rtl.texi: Remove documentation of ADDRESSOF.
5613 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5615 * configure: Regenerate.
5617 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5619 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
5620 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5621 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5623 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5625 * config/avr/avr.c (avr_mcu_t): Add attiny167.
5626 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5627 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5629 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5631 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
5632 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5633 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5635 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5637 * tree-ssa-sccvn.c: Fix format of comments.
5639 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5641 * cgraph.c: Remove unneeded forward declarations of eq_node()
5644 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
5646 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
5648 (see_update_relevancy): Likewise.
5649 * fwprop.c (try_fwprop_subst): Likewise.
5650 * rtlanal.c (noop_move_p): Likewise.
5651 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
5652 notes to non-existing libcall blocks.
5653 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
5655 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
5656 (dead_libcall_p): Remove.
5657 (delete_trivially_dead_insns): Don't use it.
5658 * web.c (union_defs): Remove comment about keeping nops.
5659 * gcse.c (hash_scan_insn): Don't take libcall pointers.
5660 (compute_hash_table_work): Don't track libcall notes.
5661 (do_local_cprop): Don't take libcall pointers. Don't update
5663 (adjust_libcall_notes): Deleted.
5664 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
5665 ever have existed in the first place).
5666 (replace_store_insn): Don't try to remove libcall notes.
5667 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
5668 (resolve_reg_notes): Don't call them.
5669 (resolve_simple_move): Likewise.
5670 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
5671 Don't remove REG_RETVAL notes.
5672 * emit-rtl.c (try_split): Don't update libcall notes.
5673 (emit_copy_of_insn_after): Dito.
5674 * cselib.c (cselib_current_insn_in_libcall): Remove.
5675 (cselib_process_insn): Don't set/clear it.
5676 (new_elt_loc_list): Don't record it.
5677 (cselib_init): Don't initialize it.
5678 * cselib.c (struct elt_loc_list): Remove in_libcall field.
5679 * loop-invariant.c (find_invariant_insn): Don't look for libcall
5681 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
5682 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
5683 (init_deps): Don't initialize it.
5684 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
5685 * combine.c (delete_noop_moves): Don't update libcall notes.
5686 (can_combine_p): Remove now pointless #if 0 block.
5687 (try_combine): Remove another obsolete #if 0 block.
5688 (distribute_notes): Don't distribute libcall notes.
5689 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
5690 * dce.c (libcall_dead_p): Remove.
5691 (delete_unmarked_insns): Don't handle libcall blocks.
5692 (preserve_libcall_for_dce): Remove.
5693 (prescan_insns_for_dce): Don't special-case libcall block insns.
5694 * reload1 (reload): Don't handle libcall notes.
5695 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
5698 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5700 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
5701 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5702 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5704 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5706 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
5707 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5708 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5710 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5712 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
5714 2008-06-16 Ira Rosen <irar@il.ibm.com>
5716 PR tree-optimization/36493
5717 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
5718 the arguments list. Use VECTYPE to create vector pointer.
5719 (vectorizable_store): Fail if accesses through a pointer to vectype
5720 do not alias the original memory reference operands.
5721 Call vect_create_data_ref_ptr without the removed argument.
5722 (vectorizable_load): Likewise.
5723 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
5726 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
5729 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
5732 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5734 * config/mips/loongson2ef.md: New file.
5735 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
5736 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
5737 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
5738 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
5739 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
5741 (loongson2ef.md): New include.
5742 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
5743 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
5744 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
5745 (loongson_gt_<mode>, loongson_extract_halfword)
5746 (loongson_insert_halfword_0, loongson_insert_halfword_2)
5747 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
5748 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
5749 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
5750 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
5751 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
5752 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
5753 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
5754 (vec_interleave_low<mode>): Define type attribute.
5755 * config/mips/mips.c (mips_ls2): New static variable.
5756 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
5757 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
5758 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
5759 Implement target scheduling hooks.
5760 (mips_multipass_dfa_lookahead): Update to handle tuning for
5762 (mips_sched_init): Initialize data for Loongson scheduling.
5763 (mips_ls2_variable_issue): New static function.
5764 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
5766 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
5767 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
5768 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
5769 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
5770 Handle ST Loongson 2E/2F cores.
5771 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
5773 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5775 * omp-low.c (extract_omp_for_data): Fix comment typo.
5778 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5780 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
5781 FIXME note about gcc/config.guess.
5782 * doc/options.texi (Option file format): Remove non-ASCII bytes.
5783 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
5784 * doc/cppopts.texi: Likewise.
5785 * doc/extend.texi: Likewise.
5786 * doc/gcc.texi: Likewise.
5787 * doc/gccint.texi: Likewise.
5788 * doc/gcov.texi: Likewise.
5789 * doc/gty.texi: Likewise.
5790 * doc/hostconfig.texi: Likewise.
5791 * doc/install.texi: Likewise.
5792 * doc/invoke.texi: Likewise.
5793 * doc/loop.texi: Likewise.
5794 * doc/makefile.texi: Likewise.
5795 * doc/md.texi: Likewise.
5796 * doc/passes.texi: Likewise.
5797 * doc/tm.texi: Likewise.
5798 * doc/tree-ssa.texi: Likewise.
5799 * doc/trouble.texi: Likewise.
5801 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
5802 Nathan Sidwell <nathan@codesourcery.com>
5803 Maxim Kuvyrkov <maxim@codesourcery.com>
5804 Richard Sandiford <rdsandiford@googlemail.com>
5806 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
5807 * config/mips/mips-protos.h (mips_expand_vector_init): New.
5808 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
5810 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
5811 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
5812 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
5814 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
5815 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
5816 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
5817 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
5818 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
5819 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
5820 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
5821 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
5822 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
5823 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
5824 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
5825 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
5826 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
5827 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
5828 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
5829 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
5830 (mips_builtins): Add Loongson builtins.
5831 (mips_loongson_2ef_bdesc): New.
5832 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
5833 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
5834 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
5835 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
5837 (mips_expand_vector_init): New.
5838 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
5839 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
5841 * config/mips/mips.md: Add unspec numbers for Loongson
5842 builtins. Include loongson.md.
5843 (MOVE64): Include Loongson vector modes.
5844 (SPLITF): Include Loongson vector modes.
5845 (HALFMODE): Handle Loongson vector modes.
5846 * config/mips/loongson.md: New.
5847 * config/mips/loongson.h: New.
5848 * config.gcc: Add loongson.h header for mips*-*-* targets.
5849 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
5851 2008-06-14 Joseph Myers <joseph@codesourcery.com>
5853 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
5854 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
5855 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
5856 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
5857 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
5858 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
5859 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
5860 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
5861 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
5862 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
5863 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
5864 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
5865 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
5866 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
5867 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
5868 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
5869 Remove use_fixproto=yes.
5870 (ia64*-*-hpux*): Remove comment about using fixproto.
5871 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
5873 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5875 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
5877 * configure: Regenerate.
5879 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
5882 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
5883 before evaluating it.
5885 2008-06-13 Jakub Jelinek <jakub@redhat.com>
5888 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
5889 nested inline functions.
5890 (start_decl, start_function): Don't invert DECL_EXTERNAL
5891 for nested inline functions.
5893 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5895 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
5896 splits that must be made for correctness.
5898 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5900 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
5901 (AVAIL_NON_MIPS16): Likewise.
5902 (mips_builtin_description): Replace target_flags with a predicate.
5903 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
5904 (dspr2_32): New availability predicates.
5905 (MIPS_BUILTIN): New macro.
5906 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
5907 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
5908 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
5909 Replace the TARGET_FLAGS parameters with AVAIL parameters.
5910 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
5911 (mips_dsp_32only_bdesc): Merge into...
5912 (mips_builtins): ...this new array.
5913 (mips_bdesc_map, mips_bdesc_arrays): Delete.
5914 (mips_init_builtins): Update after above changes.
5915 (mips_expand_builtin_1): Merge into...
5916 (mips_expand_builtin): ...here and update after above changes.
5918 2008-06-12 Paul Brook <paul@codesourcery.com>
5920 * longlong.h (__arm__): Define count_leading_zeros.
5921 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
5922 (clzsi2, clzdi2): New functions.
5923 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
5924 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
5925 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
5926 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
5927 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
5928 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
5929 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
5930 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5931 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
5932 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
5934 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
5936 * config/m68k/m68k.c (m68k_tune_flags): New.
5937 (override_options): Compute m68k_tune_flags.
5938 (MULL_COST, MULW_COST): Update for various variants of CFV2.
5939 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
5941 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5944 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
5946 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5948 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
5949 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
5951 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5953 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
5954 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
5956 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5959 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
5962 2008-06-12 Richard Guenther <rguenther@suse.de>
5964 PR tree-optimization/36345
5965 * tree-flow.h (struct ptr_info_def): Align escape_mask,
5966 add memory_tag_needed flag.
5967 (may_alias_p): Declare.
5968 * tree-ssa-alias.c (may_alias_p): Export.
5969 (set_initial_properties): Use memory_tag_needed flag.
5970 (update_reference_counts): Likewise.
5971 (reset_alias_info): Reset memory_tag_needed flag.
5972 (create_name_tags): Check memory_tag_needed flag.
5973 (dump_points_to_info_for): Dump it.
5974 * tree-ssa-structalias.c (struct variable_info): Remove
5975 directly_dereferenced flag.
5976 (new_var_info): Do not initialize it.
5977 (process_constraint_1): Do not set it.
5978 (update_alias_info): Set is_dereferenced flag.
5979 (set_uids_in_ptset): Use may_alias_p.
5980 (set_used_smts): Check memory_tag_needed flag.
5981 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
5982 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
5983 memory_tag_needed flag.
5984 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
5987 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
5989 * config/i386/i386.c (ix86_compute_frame_layout): Disable
5990 red zone for w64 abi.
5991 (ix86_expand_prologue): Likewise.
5992 (ix86_force_to_memory): Likewise.
5993 (ix86_free_from_memory): Likewise.
5995 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
5998 * config/rs6000/rs6000.c (rs6000_override_options): Set
5999 rs6000_isel conditionally to the absence of comand line override.
6000 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6001 Remove duplicate rs6000_isel setting.
6002 * config/rs6000/eabispe.h: Ditto.
6004 2008-06-11 Richard Guenther <rguenther@suse.de>
6006 * alias.c (get_alias_set): Use the element alias-set for arrays.
6007 (record_component_aliases): For arrays and vectors do nothing.
6008 * c-common.c (strict_aliasing_warning): Handle the cases
6009 of alias set zero explicitly.
6010 * Makefile.in (dfp.o-warn): Add -Wno-error.
6012 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6014 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6016 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6017 tune_32 tune_64 to supported_defaults. Allow values not
6018 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6019 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6020 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6021 with_cpu_64 to generic for 64-bit-supporting configurations, not
6022 with_cpu. Remove FIXMEs.
6023 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6024 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6025 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6026 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6027 arch_32 and arch_64.
6029 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6030 Olivier Hainque <hainque@adacore.com>
6032 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6033 Use DECL_SIZE_UNIT to retrieve the size of the field.
6035 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6037 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6038 with function calls after declarations. Lay out
6039 neon_float_type_node before further use.
6041 2008-06-11 Richard Guenther <rguenther@suse.de>
6043 * tree-flow.h (may_point_to_global_var): Declare.
6044 * tree-ssa-alias.c (may_point_to_global_var): New function.
6045 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6047 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6049 * configure.ac: Teach that fido supports .debug_line.
6050 * configure: Regenerate.
6052 2008-06-10 Tom Tromey <tromey@redhat.com>
6054 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6057 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6059 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6060 (encode_decimal64, decode_decimal64, encode_decimal128,
6061 decode_decimal128): Reverse order of 32-bit parts of value if host
6062 and target endianness differ.
6064 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6066 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6067 Avoid division by 0.
6068 (tree_mod_pow2_value_transform): Likewise.
6069 (tree_ic_transform): Likewise.
6070 (tree_stringops_transform): Likewise.
6071 (tree_mod_subtract_transform): Likewise.
6072 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6073 (copy_edges_for_bb): Likewise.
6074 (initialize_cfun): Likewise.
6076 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6078 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6079 nonmemory_operand. Add "N" operand constraint.
6081 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6082 (*jcc_btsi_mask): Ditto.
6083 (*jcc_btsi_mask_1): Ditto.
6085 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6087 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6088 TYPE_CANONICAL for copied element type.
6090 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6093 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6094 Add m_CORE2 and m_GENERIC.
6095 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6096 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6098 (*jcc_btdi_rex64): New instruction and split pattern.
6100 (*jcc_btsi_1): Ditto.
6101 (*btsq): Fix Intel asm dialect operand order.
6105 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6108 * simplify-rtx.c (simplify_subreg): Add check for shift count
6111 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6113 * doc/md.texi: Synchronize with later constraints.md change.
6114 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6115 with a C implementation.
6116 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6118 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6119 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6120 when moving to and from MD_REGNUM.
6121 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6122 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6123 Handle byte and halfword moves.
6124 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6126 * config/mips/constraints.md (h): Turn into NO_REGS.
6127 (l, x): Update documentation.
6128 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6129 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6130 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6131 (HILO): New mode iterator.
6133 (any_div): New code iterator.
6134 (u): Extend code attribute to div and udiv.
6135 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6136 d_operand in the splitters. Remove redundant CONST_INT checks.
6137 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6138 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6139 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6140 accordingly, using normal moves instead of unspecs to move LO into
6141 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6142 (<u>mulsidi3): Handle expansion in C code.
6143 (<u>mulsidi3_32bit_internal): Rename to...
6144 (<u>mulsidi3_32bit): ...this.
6145 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6146 (*<u>mulsidi3_64bit): Rename to...
6147 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6148 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6149 to set LO and HI to the multiplication result. Use a normal move
6150 for MFLO and an unspec for MFHI.
6151 (*<u>mulsidi3_64bit_parts): Replace with...
6152 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6153 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6154 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6155 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6156 instead of HI. Split the instruction into a separate multiplication
6157 and MFHI if !TARGET_FIX_R4000.
6158 (<su>muldi3_highpart): Likewise.
6159 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6160 and the "=h" clobber.
6161 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6162 (<u>mulditi3): New expander.
6163 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6164 (madsi): Remove "=h" clobber.
6165 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6166 Force the modulus result to be a GPR and split the instruction into
6167 a division followed by an MFHI after reload.
6168 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6169 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6170 the MIPS16 HIGH define_split.
6171 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6172 of acc<->gpr moves to "multi".
6173 (*movdi_64bit): Replace the single "x" alternative with
6174 alternatives for moving into and out of "a".
6175 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6176 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6177 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6178 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6179 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6180 (movti): New expander.
6181 (*movti, *movti_mips16): New insns.
6182 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6183 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6184 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6185 * config/mips/predicates.md (fpr_operand): Delete.
6186 (d_operand): New predicate.
6188 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6190 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6191 failure on some Bourne shells.
6192 (x86_64-*-*): Ditto.
6194 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6196 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6198 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6200 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6201 (sparc-sun-solaris2*): Likewise.
6203 2008-06-09 Arnaud Charlet <charlet@adacore.com
6205 * doc/install.texi: Update requirements to build the Ada compiler.
6207 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6209 * df-scan.c (struct df_scan_problem_data): Remove the
6210 mw_link_pool alloc pool.
6211 (df_scan_free_internal): Don't free it.
6212 (df_scan_alloc): Don't allocate it.
6213 * df.h (struct df_link): Update comment.
6215 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6217 * except.h: Correct checks for when SJLJ exceptions must be used.
6219 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6221 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6224 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6226 PR tree-optimization/36218
6227 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6228 configure for the build system.
6229 (BUILD_LDFLAGS): Define.
6230 * configure: Regenerate.
6231 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6233 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6236 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6237 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6238 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6240 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6242 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6244 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6246 * config.gcc (Obsolete configurations): Remove list of
6248 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6249 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6250 targets matched by those patterns.
6251 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6252 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6253 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6254 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6255 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6256 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6257 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6258 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6259 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6260 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6261 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6262 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6263 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6264 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6265 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6266 Make code for Solaris 7 and greater unconditional for Solaris.
6267 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6268 Remove --with-* handling.
6269 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6270 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6271 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6272 LINK_OS_WINDISS_SPEC): Remove.
6273 * config/rs6000/sysv4.opt (mwindiss): Remove.
6274 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6275 * configure: Regenerate.
6276 * doc/cpp.texi: Don't mention BeOS.
6277 * doc/extend.texi (interrupt): Don't mention MS1.
6278 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6279 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6280 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6281 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6282 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6284 * doc/invoke.texi (MT Options): Remove.
6285 (-mwindiss): Remove.
6286 (CRIS Options): Remove cris-axis-aout references.
6287 (HPPA Options): Don't mention hppa1.1-*-pro.
6288 * doc/md.texi: (MorphoTech family): Remove.
6289 * libgcc2.c: Don't handle UWIN.
6290 * config/alpha/t-unicosmk: Remove.
6291 * config/alpha/unicosmk.h: Remove.
6292 * config/arm/kaos-arm.h: Remove.
6293 * config/arm/kaos-strongarm.h: Remove.
6294 * config/arm/strongarm-coff.h: Remove.
6295 * config/arm/strongarm-elf.h: Remove.
6296 * config/arm/strongarm-pe.h: Remove.
6297 * config/arm/t-strongarm-pe: Remove.
6298 * config/arm/t-xscale-coff: Remove.
6299 * config/arm/t-xscale-elf: Remove.
6300 * config/arm/xscale-coff.h: Remove.
6301 * config/arm/xscale-elf.h: Remove.
6302 * config/chorus.h: Remove.
6303 * config/cris/aout.h: Remove.
6304 * config/cris/aout.opt: Remove.
6305 * config/cris/t-aout: Remove.
6306 * config/i386/beos-elf.h: Remove.
6307 * config/i386/kaos-i386.h: Remove.
6308 * config/i386/ptx4-i.h: Remove.
6309 * config/i386/sco5.h: Remove.
6310 * config/i386/sco5.opt: Remove.
6311 * config/i386/sysv4-cpp.h: Remove.
6312 * config/i386/sysv5.h: Remove.
6313 * config/i386/t-beos: Remove.
6314 * config/i386/t-sco5: Remove.
6315 * config/i386/t-uwin: Remove.
6316 * config/i386/uwin.asm: Remove.
6317 * config/i386/uwin.h: Remove.
6318 * config/kaos.h: Remove.
6319 * config/mips/windiss.h: Remove.
6320 * config/mt: Remove directory.
6321 * config/pa/pa-osf.h: Remove.
6322 * config/pa/pa-pro-end.h: Remove.
6323 * config/pa/t-pro: Remove.
6324 * config/ptx4.h: Remove.
6325 * config/rs6000/beos.h: Remove.
6326 * config/rs6000/kaos-ppc.h: Remove.
6327 * config/rs6000/t-beos: Remove.
6328 * config/rs6000/windiss.h: Remove.
6329 * config/sh/kaos-sh.h: Remove.
6330 * config/sol2-6.h: Remove.
6331 * config/sparc/sol26-sld.h: Remove.
6332 * config/sparc/sysv4-only.h: Remove.
6333 * config/vax/bsd.h: Remove.
6334 * config/vax/t-memfuncs: Remove.
6335 * config/vax/ultrix.h: Remove.
6336 * config/vax/vaxv.h: Remove.
6337 * config/windiss.h: Remove.
6339 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6341 PR rtl-optimization/36438
6342 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6343 for vector shifts with constant scalar shift operands.
6345 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6347 * doc/invoke.texi: Document -march=xlr.
6348 * config/mips/xlr.md: New file.
6349 * config/mips/mips.md: Include it.
6351 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6352 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6353 (mips_rtx_cost_data): Likewise.
6355 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6357 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6358 PRE_INC and PRE_DEC cases.
6360 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6362 PR rtl-optimization/36419
6363 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6364 the emitting jump insn.
6367 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6368 is not bool, boolify the whole *expr_p and convert to the desired type.
6370 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6372 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6373 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6374 Add omp_private_outer_ref hook, add another argument to
6375 omp_clause_default_ctor hook.
6376 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6377 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6378 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6379 hook_tree_tree_tree_tree_null.
6380 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6381 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6382 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6383 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6384 * tree.def (OMP_TASK): New tree code.
6385 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6386 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6387 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6388 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6389 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6390 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6391 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6392 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6393 (OMP_DIRECTIVE_P): Add OMP_TASK.
6394 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6395 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6396 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6397 and OMP_CLAUSE_UNTIED entries.
6398 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6400 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6401 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6402 * tree-pretty-print.c (dump_omp_clause): Handle
6403 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6404 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6405 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6406 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6407 warning about unsigned iterators. Change decl/init/cond/incr
6408 arguments to TREE_VECs, check arguments for all collapsed loops.
6409 (c_finish_omp_taskwait): New function.
6410 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6412 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6413 default_function_array_conversion on init. Add par_clauses argument.
6414 If decl is present in parallel's lastprivate clause, change it to
6415 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6416 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6417 collapse count in clauses.
6418 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6419 c_parser_omp_for_loop callers.
6420 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6421 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6422 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6423 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6425 (c_parser_omp_clause_schedule): Handle schedule(auto).
6426 Include correct location in the error message.
6427 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6428 and PRAGMA_OMP_CLAUSE_UNTIED.
6429 (OMP_TASK_CLAUSE_MASK): Define.
6430 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6431 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6432 * tree-nested.c (convert_nonlocal_omp_clauses,
6433 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6434 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6435 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6436 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6438 (conver_nonlocal_reference, convert_local_reference,
6439 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6440 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6441 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6442 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6443 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6444 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6445 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6446 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6447 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6449 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6450 * c-common.h (c_finish_omp_taskwait): New prototype.
6451 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6452 * tree-parloops.c (create_parallel_loop): Create 1 entry
6453 vectors for OMP_FOR_{INIT,COND,INCR}.
6454 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6455 (make_edges): Handle OMP_TASK.
6456 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6457 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6458 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6459 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6460 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6461 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6462 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6463 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6464 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6465 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6466 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6467 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6468 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6469 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6470 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6471 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6472 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6473 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6474 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
6475 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
6476 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
6477 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
6478 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
6479 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
6480 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
6481 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
6482 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
6483 original iterator is present in lastprivate clause or if
6484 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
6485 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6486 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
6487 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
6488 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
6489 if it is set, lookup var in outer contexts too. Handle
6490 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
6491 to be implicitly determined firstprivate for task regions.
6492 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
6493 if it is set, lookup var in outer contexts too. Set
6494 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
6495 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
6496 OMP_CLAUSE_UNTIED. Take region_type as last argument
6497 instead of in_parallel and in_combined_parallel.
6498 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
6500 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
6501 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
6502 (new_omp_context): Set default_kind to
6503 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
6504 (omp_region_type): New enum.
6505 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
6506 fields, add region_type.
6507 (new_omp_context): Take region_type as argument instead of is_parallel
6508 and is_combined_parallel.
6509 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
6510 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6511 ctx->is_combined_parallel checks.
6512 (gimplify_omp_task): New function.
6513 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6515 * omp-low.c (extract_omp_for_data): Use schedule(static)
6516 for schedule(auto). Handle pointer and unsigned iterators.
6517 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
6518 Add loops argument. Extract data for collapsed OMP_FOR loops.
6519 (expand_parallel_call): Assert sched_kind isn't auto,
6520 map runtime schedule to index 3.
6521 (struct omp_for_data_loop): New type.
6522 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
6523 Add loop, loops, collapse and iter_type fields.
6524 (workshare_safe_to_combine_p): Disallow combined for if
6525 iter_type is unsigned long long. Don't combine collapse > 1 loops
6526 unless all bounds and steps are constant. Adjust extract_omp_for_data
6528 (expand_omp_for_generic): Handle pointer, unsigned and long long
6529 iterators. Handle collapsed OMP_FOR loops. Adjust
6530 for struct omp_for_data changes. If libgomp function doesn't return
6531 boolean_type_node, add comparison of the return value with 0.
6532 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
6533 pointer, unsigned and long long iterators. Adjust for struct
6534 omp_for_data changes.
6535 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
6536 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
6537 unsigned long long. Allocate loops array, pass it to
6538 extract_omp_for_data. For collapse > 1 loops use always
6539 expand_omp_for_generic.
6540 (omp_context): Add sfield_map and srecord_type fields.
6541 (is_task_ctx, lookup_sfield): New functions.
6542 (use_pointer_for_field): Use is_task_ctx helper. Change first
6543 argument's type from const_tree to tree. Clarify comment.
6544 In OMP_TASK disallow copy-in/out sharing.
6545 (build_sender_ref): Call lookup_sfield instead of lookup_field.
6546 (install_var_field): Add mask argument. Populate both record_type
6547 and srecord_type if needed.
6548 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
6550 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
6551 and DECL_FIELD_OFFSET.
6552 (scan_sharing_clauses): Adjust install_var_field callers. For
6553 firstprivate clauses on explicit tasks allocate the var by value in
6554 record_type unconditionally, rather than by reference.
6555 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
6556 Use is_taskreg_ctx instead of is_parallel_ctx.
6557 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6558 (create_omp_child_function_name): Add task_copy argument, use
6559 *_omp_cpyfn* names if it is true.
6560 (create_omp_child_function): Add task_copy argument, if true create
6561 *_omp_cpyfn* helper function.
6562 (scan_omp_parallel): Adjust create_omp_child_function callers.
6563 Rename parallel_nesting_level to taskreg_nesting_level.
6564 (scan_omp_task): New function.
6565 (lower_rec_input_clauses): Don't run constructors for firstprivate
6566 explicit task vars which are initialized by *_omp_cpyfn*.
6567 Pass outer var ref to omp_clause_default_ctor hook if
6568 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
6569 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
6570 OMP_CLAUSE_REDUCTION_INIT.
6571 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
6572 avoid duplicate setting of fields. Handle
6573 OMP_CLAUSE_PRIVATE_OUTER_REF.
6574 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
6575 copy-out if TREE_READONLY, only copy-in.
6576 (expand_task_copyfn): New function.
6577 (expand_task_call): New function.
6578 (struct omp_taskcopy_context): New type.
6579 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
6581 (lower_omp_parallel): Rename to...
6582 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6583 Call create_task_copyfn if srecord_type is needed. Adjust
6585 (task_shared_vars): New variable.
6586 (check_omp_nesting_restrictions): Warn if work-sharing,
6587 barrier, master or ordered region is closely nested inside OMP_TASK.
6588 Add warnings for barrier if closely nested inside of work-sharing,
6589 ordered, or master region.
6590 (scan_omp_1): Call check_omp_nesting_restrictions even for
6591 GOMP_barrier calls. Rename parallel_nesting_level to
6592 taskreg_nesting_level. Handle OMP_TASK.
6593 (lower_lastprivate_clauses): Even if some lastprivate is found on a
6594 work-sharing construct, continue looking for them on parent parallel
6596 (lower_omp_for_lastprivate): Add lastprivate clauses
6597 to the beginning of dlist rather than end. Adjust for struct
6598 omp_for_data changes.
6599 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
6600 not after it. Handle collapsed OMP_FOR loops, adjust for
6601 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
6602 (get_ws_args_for): Adjust extract_omp_for_data caller.
6603 (scan_omp_for): Handle collapsed OMP_FOR
6604 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6605 (lower_omp_single_simple): If libgomp function doesn't return
6606 boolean_type_node, add comparison of the return value with 0.
6607 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
6608 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
6609 (parallel_nesting_level): Rename to...
6610 (taskreg_nesting_level): ... this.
6611 (is_taskreg_ctx): New function.
6612 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
6614 (execute_lower_omp): Rename parallel_nesting_level to
6615 taskreg_nesting_level.
6616 (expand_omp_parallel): Rename to...
6617 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6618 Call omp_task_call for OMP_TASK regions.
6619 (expand_omp): Adjust caller, handle OMP_TASK.
6620 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
6622 * bitmap.c (bitmap_default_obstack_depth): New variable.
6623 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
6624 if argument is NULL and bitmap_default_obstack is already initialized.
6625 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
6627 * matrix-reorg.c (matrix_reorg): Likewise.
6629 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6631 * config/i386/i386.md (*indirect_jump): Macroize using P
6632 mode iterator. Remove !TARGET_64BIT from insn constraints.
6633 (*tablejump_1): Ditto.
6634 (*indirect_jump_rex64): Remove insn pattern.
6635 (*tablejump_1_rex64): Ditto.
6636 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
6637 and eh_return_si insn patterns.
6639 2008-06-06 Richard Guenther <rguenther@suse.de>
6641 * tree-ssa-structalias.c (merge_smts_into): Remove.
6642 (find_what_p_points_to): Do not bother to compute the
6643 points-to set for pt_anything pointers.
6644 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
6645 for pt_anything pointers is ok.
6647 2008-06-06 Jan Hubicka <jh@suse.cz>
6649 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
6651 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6653 * cgraph.c: Fix typos in comments.
6654 (cgraph_availability_names): Fix string typo.
6655 * fold-const.c: Fix typos in comments.
6656 (fold_binary): Fix typo in warning.
6657 * genautomata.c: Fix typos in comments.
6658 (check_presence_pattern_sets): Fix typo in local variable.
6659 (output_description): Fix typo in output.
6660 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
6661 * hwint.h: Likewise.
6662 * matrix-reorg.c (check_allocation_function): Likewise.
6663 * omega.c (smooth_weird_equations): Likewise.
6664 * auto-inc-dec.c: Fix typos in comments.
6665 * bb-reorder.c: Likewise.
6666 * builtins.c: Likewise.
6667 * c-common.c: Likewise.
6668 * c-cppbuiltin.c: Likewise.
6669 * c-parser.c: Likewise.
6670 * c-pretty-print.c: Likewise.
6671 * cfgcleanup.c: Likewise.
6672 * cfgexpand.c: Likewise.
6673 * cfghooks.c: Likewise.
6674 * cfglayout.c: Likewise.
6675 * cfgloopmanip.c: Likewise.
6676 * cgraphunit.c: Likewise.
6677 * coverage.c: Likewise.
6678 * dbxout.c: Likewise.
6679 * df-byte-scan.c: Likewise.
6680 * df-core.c: Likewise.
6681 * df-problems.c: Likewise.
6682 * df-scan.c: Likewise.
6684 * dominance.c: Likewise.
6685 * domwalk.c: Likewise.
6687 * dwarf2out.c: Likewise.
6688 * emit-rtl.c: Likewise.
6689 * et-forest.c: Likewise.
6690 * function.c: Likewise.
6691 * function.h: Likewise.
6693 * gcov-io.c: Likewise.
6696 * genattrtab.c: Likewise.
6697 * ggc-page.c: Likewise.
6698 * gimplify.c: Likewise.
6699 * gthr-lynx.h: Likewise.
6700 * haifa-sched.c: Likewise.
6701 * ipa-cp.c: Likewise.
6702 * ipa-inline.c: Likewise.
6703 * ipa-prop.h: Likewise.
6704 * ipa-pure-const.c: Likewise.
6705 * ipa-struct-reorg.c: Likewise.
6706 * ipa-struct-reorg.h: Likewise.
6707 * ipa-type-escape.c: Likewise.
6709 * loop-doloop.c: Likewise.
6710 * mips-tfile.c: Likewise.
6711 * mkmap-flat.awk: Likewise.
6712 * mkmap-symver.awk: Likewise.
6713 * modulo-sched.c: Likewise.
6714 * omp-low.c: Likewise.
6715 * optabs.c: Likewise.
6716 * optabs.h: Likewise.
6718 * passes.c: Likewise.
6719 * postreload-gcse.c: Likewise.
6720 * postreload.c: Likewise.
6721 * predict.c: Likewise.
6722 * pretty-print.h: Likewise.
6723 * profile.c: Likewise.
6724 * protoize.c: Likewise.
6725 * ra-conflict.c: Likewise.
6727 * recog.c: Likewise.
6728 * regclass.c: Likewise.
6730 * reload.c: Likewise.
6731 * rtl-error.c: Likewise.
6732 * rtlanal.c: Likewise.
6734 * sched-rgn.c: Likewise.
6737 * target.h: Likewise.
6738 * tree-dfa.c: Likewise.
6739 * tree-eh.c: Likewise.
6740 * tree-flow-inline.h: Likewise.
6741 * tree-inline.c: Likewise.
6742 * tree-into-ssa.c: Likewise.
6743 * tree-loop-distribution.c: Likewise.
6744 * tree-nested.c: Likewise.
6745 * tree-parloops.c: Likewise.
6746 * tree-pass.h: Likewise.
6747 * tree-pretty-print.c: Likewise.
6748 * tree-profile.c: Likewise.
6749 * tree-scalar-evolution.c: Likewise.
6750 * tree-sra.c: Likewise.
6751 * tree-ssa-alias-warnings.c: Likewise.
6752 * tree-ssa-ccp.c: Likewise.
6753 * tree-ssa-coalesce.c: Likewise.
6754 * tree-ssa-dom.c: Likewise.
6755 * tree-ssa-dse.c: Likewise.
6756 * tree-ssa-forwprop.c: Likewise.
6757 * tree-ssa-live.c: Likewise.
6758 * tree-ssa-live.h: Likewise.
6759 * tree-ssa-loop-im.c: Likewise.
6760 * tree-ssa-loop-ivopts.c: Likewise.
6761 * tree-ssa-loop-niter.c: Likewise.
6762 * tree-ssa-loop-prefetch.c: Likewise.
6763 * tree-ssa-phiopt.c: Likewise.
6764 * tree-ssa-phiprop.c: Likewise.
6765 * tree-ssa-sccvn.c: Likewise.
6766 * tree-ssa-ter.c: Likewise.
6767 * tree-ssa-threadupdate.c: Likewise.
6768 * tree-ssa.c: Likewise.
6769 * tree-vect-analyze.c: Likewise.
6770 * tree-vect-transform.c: Likewise.
6771 * tree-vectorizer.c: Likewise.
6772 * tree-vn.c: Likewise.
6773 * tree-vrp.c: Likewise.
6775 * tree.def: Likewise.
6777 * unwind-dw2-fde.c: Likewise.
6778 * unwind.inc: Likewise.
6779 * value-prof.c: Likewise.
6780 * vmsdbgout.c: Likewise.
6782 2008-06-05 David Edelsohn <edelsohn@gnu.org>
6784 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
6785 always place FP constants in the TOC for TARGET_POWERPC64.
6786 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
6788 2008-06-05 Joseph Myers <joseph@codesourcery.com>
6790 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
6791 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
6792 enable for TARGET_E500_DOUBLE.
6793 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
6794 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
6795 floating-point modes like integer modes for E500 double.
6796 (rs6000_legitimate_offset_address_p): Likewise.
6797 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
6798 addressing for DDmode for E500 double.
6799 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
6800 modes as using 64-bits of registers for E500 double.
6801 (spe_build_register_parallel): Do not handle DDmode or TDmode.
6802 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
6803 specially for E500 double.
6804 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
6805 TDmode for E500 double.
6806 (rs6000_gimplify_va_arg): Only handle SDmode in registers
6807 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
6808 (rs6000_split_multireg_move): Do not handle TDmode specially for
6810 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
6811 using 64-bit registers for E500 double.
6812 (emit_frame_save): Do not handle DDmode specially for E500 double.
6813 (gen_frame_mem_offset): Likewise.
6814 (rs6000_function_value): Do not call spe_build_register_parallel
6815 for DDmode or TDmode.
6816 (rs6000_libcall_value): Likewise.
6817 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
6818 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
6821 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
6823 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
6826 2008-06-04 Junjie Gu <jgu@tensilica.com>
6828 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
6829 comparison for frame pointers.
6831 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6834 * config/avr/avr.h (PUSH_ROUNDING): Remove.
6836 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6839 * builtins.c (expand_builtin_signbit): Don't take lowpart when
6840 register is already smaller or equal to required mode.
6842 2008-06-04 Xinliang David Li <davidxl@google.com>
6844 * tree-call-cdce.c: New file.
6845 (cond_dead_built_in_calls): New static variable.
6846 (input_domain): New struct.
6847 (check_pow): New function.
6848 (check_builtin_call): Ditto.
6849 (check_target_format): Ditto.
6850 (is_call_dce_candidate): Ditto.
6851 (gen_one_condition): Ditto.
6852 (gen_conditions_for_domain): Ditto.
6853 (get_domain): Ditto.
6854 (gen_conditions_for_pow_cst_base): Ditto.
6855 (gen_conditions_for_pow_int_base): Ditto.
6856 (gen_conditions_for_pow): Ditto.
6857 (get_no_error_domain): Ditto.
6858 (gen_shrink_wrap_conditions): Ditto.
6859 (shrink_wrap_one_built_in_call): Ditto.
6860 (shink_wrap_conditional_dead_built_in_calls): Ditto.
6861 (tree_call_cdce): Ditto.
6862 (gate_call_cdce): Ditto.
6863 (pass_call_cdce): New gimple pass.
6864 * passes.c: (init_optimization_passes): New pass.
6865 * tree-pass.h: New pass declaration.
6866 * opts.c (decode_options): New flag setting.
6867 * common.opt: Add -ftree-builtin-call-dce flag.
6868 * Makefile.in: Add new source file.
6869 * tempvar.def: New tv_id.
6870 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
6872 2008-06-04 Richard Guenther <rguenther@suse.de>
6874 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
6875 (is_call_clobbered): Always check var_ann->call_clobbered.
6876 (mark_call_clobbered): Always set var_ann->call_clobbered.
6877 (clear_call_clobbered): Always clear var_ann->call_clobbered.
6878 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
6879 (reset_alias_info): Clear call clobbering info on MTAGs and
6881 (set_pt_anything): Set pt_global_mem.
6882 (create_tag_raw): Adjust comment.
6883 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
6885 2008-06-04 Joseph Myers <joseph@codesourcery.com>
6886 Maxim Kuvyrkov <maxim@codesourcery.com>
6888 * config/m68k/m68k.opt (mxgot): New option.
6889 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
6890 (m68k_output_addr_const_extra): New.
6891 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
6892 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
6893 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
6894 * doc/invoke.texi (M680x0 Options): Document -mxgot.
6896 2008-06-04 Richard Guenther <rguenther@suse.de>
6898 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
6899 negative or non-representable offsets.
6901 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/i386/i386.c (ix86_gen_leave): New.
6904 (ix86_gen_pop1): Likewise.
6905 (ix86_gen_add3): Likewise.
6906 (ix86_gen_sub3): Likewise.
6907 (ix86_gen_sub3_carry): Likewise.
6908 (ix86_gen_one_cmpl2): Likewise.
6909 (ix86_gen_monitor): Likewise.
6910 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
6911 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
6912 ix86_gen_one_cmpl2 and ix86_gen_monitor.
6913 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
6914 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
6915 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
6916 (ix86_expand_epilogue): Updated.
6917 (print_operand): Handle integer register operand for 'z'.
6918 (ix86_expand_strlensi_unroll_1): Likewise.
6919 (ix86_expand_strlen): Likewise.
6920 (ix86_expand_builtin): Likewise.
6921 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
6922 mov{q}/mov{l} and add{q}/add{l}.
6924 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6926 * config/i386/i386.md (P): New mode iterator.
6927 (SFmode push_operand splitter): Macroize DImode and SImode pushes
6928 using P mode iterator.
6929 (DFmode push_operand splitter): Ditto.
6930 (XFmode push_operand splitter): Ditto.
6931 (DFmode float_extend SFmode push_operand splitter): Ditto.
6932 (XFmode float_extend SFmode push_operand splitter): Do not generate
6933 SImode pushes for 64bit target. Macroize Dimode and SImode
6934 pushes using P mode iterator.
6935 (XFmode float_extend DFmode push_operand splitter): Ditto.
6937 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6939 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
6940 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
6941 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
6943 (ix86_call_abi_override): Remove check for call_used_regs.
6945 2008-06-03 Richard Guenther <rguenther@suse.de>
6947 * tree-ssa-structalias.c (find_func_aliases): Add constraints
6948 for the lhs of calls if the return type contains pointers.
6950 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6952 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
6953 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
6954 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
6955 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
6956 of cfun and DEFAULT_ABI to deceide abi mode.
6958 (REG_PARM_STACK_SPACE): Removed.
6959 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
6960 (STACK_BOUNDARY): Use default target to deceide stack boundary.
6961 * config/i386/i386-protos.h (ix86_cfun_abi): New.
6962 (ix86_function_abi): Likewise.
6963 (ix86_function_type_abi): Likewise.
6964 (ix86_call_abi_override): Likewise.
6965 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
6966 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
6967 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
6968 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
6970 (X86_64_REGPARM_MAX): New.
6971 (X86_64_SSE_REGPARM_MAX): New.
6972 (X64_REGPARM_MAX): New.
6973 (X64_SSE_REGPARM_MAX): New.
6974 (X86_32_REGPARM_MAX): New.
6975 (X86_32_SSE_REGPARM_MAX): New.
6976 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
6977 (ix86_function_regparm): Handle user calling abi.
6978 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
6979 by DEFAULT_ABI versus SYSV_ABI check.
6980 (ix86_reg_parm_stack_space): New.
6981 (ix86_function_type_abi): New.
6982 (ix86_call_abi_override): New.
6983 (ix86_function_abi): New.
6984 (ix86_cfun_abi): New.
6985 (init_cumulative_args): Call abi specific initialization.
6986 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
6987 (function_arg_64): Extend SSE_REGPARM_MAX check.
6988 (function_arg (): Remove TARGET_64BIT_MS_ABI.
6989 (ix86_pass_by_reference): Likewise.
6990 (ix86_function_value_regno_p): Likewise.
6991 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
6992 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
6993 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
6994 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
6995 (setup_incoming_varargs_64): Adjust regparm for call abi.
6996 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
6997 (ix86_va_start): Likewise.
6998 (ix86_gimplify_va_arg): Likewise.
6999 (ix86_expand_prologue): Likewise.
7000 (output_pic_addr_const): Likewise.
7001 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7002 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7003 (x86_output_mi_thunk): Likewise.
7004 (x86_function_profiler): Likewise.
7005 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7006 (SYSV_ABI, MS_ABI): New constants.
7008 (init_regs): Add prototype of function in regclass.c file.
7009 (OVERRIDE_ABI_FORMAT): New.
7010 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7011 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7012 (OUTGOING_REG_PARM_STACK_SPACE): New.
7013 (ix86_reg_parm_stack_space): New prototype.
7014 (CUMULATIVE_ARGS): Add call_abi member.
7015 (machine_function): Add call_abi member.
7016 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7017 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7019 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7022 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7023 (avr_builtin_setjmp_frame_value): New function.
7024 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7025 (nonlocal_goto): Define.
7027 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7029 * config/mips/mips.c (mips_emit_loadgp): Return early if
7030 there is nothing do to, otherwise emit a blockage if
7031 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7032 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7034 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7036 * configure.ac: Drop unneeded backslash ending up in config.in.
7037 * acinclude.m4: Likewise.
7038 * config.in: Regenerate.
7040 2008-05-26 Jan Hubicka <jh@suse.cz>
7042 * predict.c (maybe_hot_frequency_p): Break out of...
7043 (maybe_hot_bb_p): ... here.
7044 (maybe_hot_edge_p): New.
7045 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7046 * basic-block.h (maybe_hot_edge_p): Declare.
7048 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7050 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7051 (*cmpfp_<mode>_cc): Ditto.
7052 (*fp_jcc_8<mode>_387): Ditto.
7053 (*fop_<MODEF:mode>_2_i387): Ditto.
7054 (*fop_<MODEF:mode>_3_i387): Ditto.
7055 (*fop_xf_2_i387): Ditto.
7056 (*fop_xf_3_i387): Ditto.
7058 2008-06-02 Tomas Bily <tbily@suse.cz>
7060 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7062 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7064 * config/mips/mips.c (mips_valid_offset_p): New function.
7065 (mips_valid_lo_sum_p): Likewise.
7066 (mips_classify_address): Use them.
7067 (mips_force_address): New function.
7068 (mips_legitimize_address): Use it.
7069 * config/mips/mips.md (MOVE128): New mode iterator.
7070 (movtf): Require TARGET_64BIT. Remove empty strings.
7071 (*movtf_internal): Rename to...
7072 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7073 of "R" and use {,fp}{load,store} attributes instead of "multi".
7074 Use a separate define_split.
7075 (*movtf_mips16): New pattern.
7077 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7079 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7080 * config/mips/mips.c (mips_expand_before_return): New function.
7081 (mips_expand_epilogue): Call it.
7082 * config/mips/mips.md (return): Turn into a define_expand.
7083 (*return): New insn.
7085 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7087 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7088 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7089 functions. Do not emit uses and clobbers of CONCATs; individually
7090 use and clobber their operands.
7091 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7092 gen_clobber, emit_use and gen_use.
7093 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7094 (expand_builtin_return): Likewise.
7095 * cfgbuild.c (count_basic_blocks): Likewise.
7096 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7097 * explow.c (emit_stack_restore): Likewise.
7098 * expmed.c (extract_bit_field_1): Likewise.
7099 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7100 (emit_move_multi_word, store_constructor): Likewise.
7101 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7102 (thread_prologue_and_epilogue_insns): Likewise.
7103 * lower-subreg.c (resolve_simple_move): Likewise.
7104 * optabs.c (widen_operand, expand_binop): Likewise.
7105 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7106 * reload.c (find_reloads): Likewise.
7107 * reload1.c (eliminate_regs_in_insn): Likewise.
7108 * stmt.c (expand_nl_goto_receiver): Likewise.
7109 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7110 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7111 * config/arm/arm.c (arm_load_pic_register): Likewise.
7112 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7113 * config/arm/arm.md (untyped_return): Likewise.
7114 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7115 * config/avr/avr.c (expand_prologue): Likewise.
7116 * config/bfin/bfin.c (do_unlink): Likewise.
7117 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7118 * config/cris/cris.c (cris_expand_prologue): Likewise.
7119 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7120 (machopic_legitimize_pic_address): Likewise.
7121 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7122 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7123 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7124 (ix86_expand_convert_uns_didf_sse): Likewise.
7125 (ix86_expand_vector_init_general): Likewise.
7126 * config/ia64/ia64.md (eh_epilogue): Likewise.
7127 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7128 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7129 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7130 (config/iq2000/iq2000.c): Likewise.
7131 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7132 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7133 (builtin_longjmp): Likewise.
7134 * config/mn10300/mn10300.md (call, call_value): Likewise.
7135 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7136 * config/pdp11/pdp11.md (abshi2): Likewise.
7137 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7138 * config/s390/s390.c (s390_emit_prologue): Likewise.
7139 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7140 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7141 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7142 * config/sh/sh.c (prepare_move_operands): Likewise.
7143 (output_stack_adjust, sh_expand_epilogue): Likewise.
7144 (sh_set_return_address, sh_expand_t_scc): Likewise.
7145 * config/sparc/sparc.c (load_pic_register): Likewise.
7146 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7147 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7148 * config/v850/v850.c (expand_epilogue): Likewise.
7150 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7152 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7153 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7154 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7155 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7156 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7157 stack pointer register.
7158 (output_movhi): Remove code for interrupt specific writing to the
7159 stack pointer register.
7161 2008-05-31 Richard Guenther <rguenther@suse.de>
7163 PR tree-optimization/34244
7164 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7165 (tree_expr_nonzero_warnv_p): Likewise.
7166 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7167 ssa_name_nonnegative_p.
7168 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7169 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7170 not tree_expr_nonzero_warnv_p.
7172 PR tree-optimization/36262
7174 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7176 PR tree-optimization/34244
7177 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7178 (record_numbers_of_iterations): New function.
7179 (execute_vrp): Cache the numbers of iterations of loops.
7180 * tree-scalar-evolution.c (scev_reset_except_niters):
7182 (scev_reset): Use scev_reset_except_niters.
7183 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7185 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7187 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7188 __WORKAROUND_RETS when appropriate.
7190 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7192 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7193 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7195 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7196 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7197 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7198 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7199 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7200 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7201 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7202 *fop_df_1_sse insn patterns using MODEF mode iterator.
7203 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7204 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7205 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7206 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7207 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7208 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7209 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7210 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7211 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7212 (*fop_xf_5_i387): Ditto.
7213 (*fop_xf_6_i387): Ditto.
7215 2008-05-30 Richard Guenther <rguenther@suse.de>
7217 * builtins.c (build_string_literal): Avoid generating
7218 a non-gimple_val result.
7220 2008-05-30 DJ Delorie <dj@redhat.com>
7222 * exec-tool.in: Use an environment variable (private) instead of a
7223 file (shared) as a semaphore, so as to not break parallel builds.
7225 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7227 * optabs.c (maybe_encapsulate_block): Remove.
7228 (emit_libcall_block): Adjust accordingly.
7229 * optabs.h (maybe_encapsulate_block): Remove prototype.
7231 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7232 Don't use maybe_encapsulate_block.
7234 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7236 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7237 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7238 rtx is a SYMBOL_REF before calling get_pool_constant.
7240 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7242 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7244 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7246 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7247 rather than OS names to choose INO_T_EQ definition.
7248 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7249 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7251 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7254 * config/darwin-f.c: New.
7255 * config/t-darwin: Added rule to build darwin-f.o.
7256 * config.gcc: Defined new variable, fortran_target_objs.
7257 (*-*-darwin*): Set fortran_target_objs.
7258 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7259 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7260 * configure: Regenerated.
7262 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7265 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7266 canonical type if needed.
7268 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7270 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7272 2008-05-29 Richard Guenther <rguenther@suse.de>
7274 PR tree-optimization/36343
7275 PR tree-optimization/36346
7276 PR tree-optimization/36347
7277 * tree-flow.h (clobber_what_p_points_to): Declare.
7278 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7279 pointed-to variable is dereferenced is irrelevant to whether
7280 the pointer can access the pointed-to variable.
7281 (clobber_what_p_points_to): New function.
7282 * tree-ssa-alias.c (set_initial_properties): Use it.
7283 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7284 call clobber check for NMTs.
7286 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7288 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7289 for printing gcov_type.
7291 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7293 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7294 and the eh region information.
7295 * value-prof.c (gimple_move_stmt_histograms): New function.
7296 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7298 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7300 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7302 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7304 * value-prof.c (tree_ic_transform): Print counts.
7305 * tree-profile.c (tree_gen_ic_func_profiler):
7306 Clear __gcov_indreict_call_callee variable to avoid misattribution
7309 2008-05-28 Rafael Espindola <espindola@google.com>
7311 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7314 2008-05-28 Richard Guenther <rguenther@suse.de>
7316 PR tree-optimization/36339
7317 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7318 and clobbering code out of the loop.
7320 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7322 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7325 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7326 s390_contiguous_bitmask_p, s390_symref_operand_p,
7327 s390_check_symref_alignment, s390_reload_larl_operand,
7328 s390_reload_symref_address): New functions.
7329 (s390_branch_condition_mnemonic): Support compare and branch
7331 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7332 and 'W' constraints.
7333 (s390_secondary_reload): Add secondary reloads for unaligned
7334 symbol refs or symbol refs to floating point or QI/TI mode
7336 (legitimate_address_p): Accept symbol references as addresses.
7337 (s390_expand_insv): Use rotate and insert selected bits
7338 instruction for insv when building for z10.
7339 (print_operand_address): Handle symbol ref addresses.
7340 (print_operand): Output modifier 'c' added for signed byte values.
7341 (s390_encode_section_info): Mark symbol refs with
7342 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7344 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7345 (length attribute): RRF, RRR have 4 byte length.
7346 (FPALL, INTALL): New mode iterators added.
7347 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7348 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7349 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7350 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7351 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7352 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7353 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7354 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7356 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7357 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7358 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7359 reload<INTALL:mode><P:mode>_toreg_z10,
7360 reload<FPALL:mode><P:mode>_tomem_z10,
7361 reload<FPALL:mode><P:mode>_toreg_z10,
7362 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7363 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7364 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7365 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7367 (movmem, clrmem, cmpmem): New splitters added.
7369 * config/s390/predicates.md (larl_operand): Use
7370 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7371 SYMBOL_REF_ALIGN1_P.
7372 (s390_signed_integer_comparison,
7373 s390_unsigned_integer_comparison): New predicates.
7375 * config/s390/s390-protos.h (s390_check_symref_alignment,
7376 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7377 s390_reload_symref_address,
7378 s390_compare_and_branch_condition_mask): Prototypes added.
7380 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7381 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7382 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7384 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7386 * config/s390/s390.c (z10_cost): New cost function for z10.
7387 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7388 (s390_issue_rate): Adjust issue rate for z10.
7389 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7390 (processor_flags): Add PF_Z10.
7391 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7392 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7393 * gcc/config.gcc: Add z10.
7395 2008-05-28 Richard Guenther <rguenther@suse.de>
7397 PR tree-optimization/36291
7398 * tree-flow. h (struct gimple_df): Remove var_anns member.
7399 * tree-flow-inline.h (gimple_var_anns): Remove.
7400 (var_ann): Simplify.
7401 * tree-dfa.c (create_var_ann): Simplify.
7402 (remove_referenced_var): Clear alias info from var_anns of globals.
7403 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7404 (delete_tree_ssa): Clear alias info from var_anns of globals.
7405 Do not free var_anns.
7406 (var_ann_eq): Remove.
7407 (var_ann_hash): Likewise.
7409 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7411 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7412 and loongson2f entries.
7413 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7414 * config/mips/mips.h (processor_type): Add Loongson-2E
7415 and Loongson-2F entries.
7416 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7417 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7418 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7419 * doc/invoke.texi (MIPS Options): Document loongson2e
7420 and loongson2f processor names.
7422 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7426 * config/i386/i386.c (ix86_function_arg_boundary): Use
7427 alignment of canonical type.
7428 (ix86_expand_vector_move): Check unaligned memory access for
7431 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7433 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7434 Moved to the front of file.
7436 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7437 H.J. Lu <hongjiu.lu@intel.com>
7439 * dwarf2out.c (current_fde): New.
7441 (lookup_cfa:): Likewise.
7442 (dwarf2out_end_epilogue): Likewise.
7443 (dwarf2out_note_section_used): Likewise.
7445 2008-05-27 Michael Matz <matz@suse.de>
7448 * c.opt (Wenum-compare): New warning option.
7449 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7451 2008-05-27 Michael Matz <matz@suse.de>
7454 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7456 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7457 into memory as tail calls.
7459 2008-05-27 Richard Guenther <rguenther@suse.de>
7461 PR tree-optimization/36339
7462 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7463 pointers cause all addressable variables to be call clobbered.
7465 2008-05-27 Richard Guenther <rguenther@suse.de>
7467 PR tree-optimization/36245
7468 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7470 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7472 * config/s390/s390.md: Replace all occurences of the 'm'
7473 constraint with 'RT'.
7475 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7477 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
7479 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
7481 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
7482 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
7483 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
7485 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7487 * reload.c: (find_reloads): Skip alternatives according to the
7488 "enabled" attribute. Constify the constraint variable.
7489 * recog.c (get_attr_enabled): Add default implementation.
7490 (extract_insn): Set the alternative_enabled_p array
7491 in the recog_data struct.
7492 (preprocess_constraints, constrain_operands): Skip
7493 alternatives according to the "enabled" attribute
7494 * recog.h (struct recog_data): New field alternative_enabled_p.
7495 (skip_alternative): New inline function.
7496 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
7497 (record_reg_classes): Skip alternative according to the
7498 "enabled" attribute.
7500 * doc/md.texi: Add documention for the "enabled" attribute.
7502 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7504 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
7505 * postreload.c (reload_cse_simplify_operands): Replace 'm'
7506 constraint with TARGET_MEM_CONSTRAINT.
7507 * recog.c (asm_operand_ok, preprocess_constraints,
7508 constrain_operands): Likewise.
7509 * regclass.c (record_reg_classes): Likewise.
7510 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7511 * reload1.c (maybe_fix_stack_asms): Likewise.
7512 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
7513 * recog.h: Adjust comment.
7514 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
7515 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
7516 * doc/md.texi: Add a note to description of 'm' constraint.
7517 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
7519 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
7521 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
7522 that the bitfield is of integral type before testing its precision.
7524 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7525 Sa Liu <saliu@de.ibm.com>
7527 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
7528 __modti3, __udivti3, __umodti3 and __udivmodti4.
7529 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
7530 that implement TImode mul and div functions.
7531 * config/spu/multi3.c: New. Implement __multi3.
7532 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
7533 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
7536 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
7538 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
7539 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
7540 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
7541 tls_sysv_suffix): New mode and mode attribute iterators.
7542 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
7543 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
7544 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
7545 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
7546 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
7549 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
7551 PR tree-optimization/36329
7552 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
7553 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
7554 * cgraphbuild.c (initialize_inline_failed): Use the latter
7555 macro in lieu of the former.
7556 * ipa-inline.c (cgraph_mark_inline): Likewise.
7557 (cgraph_decide_inlining_of_small_function): Likewise.
7558 (cgraph_decide_inlining): Likewise.
7559 (cgraph_decide_inlining_incrementally): Likewise.
7561 2008-05-26 Tristan Gingold <gingold@adacore.com>
7562 Anatoly Sokolov <aesok@post.ru>
7564 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
7565 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
7566 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7567 optimization for 'avr6' architecture.
7569 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
7572 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
7574 2008-05-26 Richard Guenther <rguenther@suse.de>
7576 * tree-ssa-sccvn.c (expr_has_constants): Declare.
7577 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
7579 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
7582 * caller-save.c (insert_restore): Verify alignment of spill space.
7583 (insert_save): Likewise.
7584 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
7585 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
7586 (STACK_SLOT_ALIGNMENT): Likewise.
7587 * function.c (LOCAL_ALIGNMENT): Removed.
7588 (get_stack_local_alignment): New.
7589 (assign_stack_local): Use it. Set alignment on stack slot.
7590 (assign_stack_temp_for_type): Use get_stack_local_alignment.
7591 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
7592 (STACK_SLOT_ALIGNMENT): New.
7593 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
7594 stack slot in XFmode.
7596 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
7598 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
7601 * config/i386/i386.md (allocate_stack_worker_64): Make sure
7602 argument operand in rax isn't removed.
7604 2008-05-26 Richard Guenther <rguenther@suse.de>
7607 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
7608 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
7610 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7613 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
7615 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
7617 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
7618 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
7620 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7622 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
7623 build a trampoline if we don't want one.
7624 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
7625 return zero for nested functions if we don't want a trampoline.
7627 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7629 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
7631 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7634 * c.opt: Removed undocumented option '-lang-fortran'.
7635 * c-common.h: Removed global variable 'lang_fortran'.
7636 * c-opts.c (c_common_handle_option): Removed code to handle
7637 option '-lang-fortran'. Updated includes.
7638 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
7639 definition of '__GFORTRAN__'.
7640 (define__GNUC__): Reimplemented to use BASEVER and
7641 cpp_define_formatted.
7642 (builtin_define_with_value_n): Removed.
7643 * c-incpath.h: Renamed to ...
7644 * incpath.h: ... this.
7645 * c-incpath.c: Renamed to ...
7646 * incpath.c: ... this. Updated includes.
7647 * fix-header.c: Updated includes.
7648 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
7649 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
7650 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
7652 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7654 * tree.h: Update the table of flags used on tree nodes.
7655 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
7656 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
7657 (FORCED_LABEL): Add access check.
7658 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
7659 (ASM_INPUT_P): Likewise.
7660 (ASM_VOLATILE_P): Likewise.
7661 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
7662 (OMP_SECTION_LAST): Access private_flag directly.
7663 (OMP_RETURN_NOWAIT): Likewise.
7664 (OMP_PARALLEL_COMBINED): Likewise.
7665 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
7666 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
7667 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
7668 deprecated_flag directly.
7670 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
7672 * final.c (frame_pointer_needed): Removed.
7673 * flags.h (frame_pointer_needed): Likewise.
7675 * function.h (rtl_data): Add frame_pointer_needed.
7676 (frame_pointer_needed): New.
7678 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
7680 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
7682 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
7684 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
7687 2008-05-25 Alan Modra <amodra@bigpond.net.au>
7689 * c-common.c (strip_array_types): Move function to..
7691 (get_inner_array_type): Delete.
7692 * c-common.h (strip_array_types): Move declaration to..
7694 (get_inner_array_type): Delete.
7695 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
7696 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7697 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7698 * config/pa/pa.c (emit_move_sequence): Likewise.
7700 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
7702 * config/i386/i386.md (*sse_prologue_save_insn): Set length
7705 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
7707 * function.c: Include target hook for nonlocal_goto frame value.
7709 2008-05-24 Richard Guenther <rguenther@suse.de>
7711 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
7712 variable can be only accessed through a pointer or a union.
7714 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7716 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
7717 * doc/extend.texi: Likewise.
7719 2008-05-23 DJ Delorie <dj@redhat.com>
7721 * config/m32c/jump.md (untyped_call): Add.
7723 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
7725 (m32c_address_cost): Detail costs for indirect offsets.
7727 2008-05-23 Rafael Espindola <espindola@google.com>
7729 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
7730 if a node is a SUBREG.
7731 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
7734 2008-05-23 Paul Brook <paul@codesourcery.com>
7735 Carlos O'Donell <carlos@codesourcery.com>
7737 * doc/extend.texi: Clarify use of __attribute__((naked)).
7738 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7739 * target.h (gcc_target): Add allocate_stack_slots_for_args.
7740 * function.c (use_register_for_decl): Use
7741 targetm.calls.allocate_stack_slots_for_args.
7742 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7743 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
7744 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
7746 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
7748 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
7750 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
7752 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
7753 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
7754 is only rounded once.
7756 2008-05-23 Richard Guenther <rguenther@suse.de>
7758 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
7760 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
7761 Jakub Jelinek <jakub@redhat.com>
7764 * configure.ac: Handle --enable-cld.
7765 * configure: Regenerated.
7766 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
7767 * config/i386/i386.h (struct machine_function): Add needs_cld field.
7768 (ix86_current_function_needs_cld): New define.
7769 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
7770 (cld): New isns pattern.
7771 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
7772 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
7773 * config/i386/i386.opt (mcld): New option.
7774 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
7775 TARGET_CLD and ix86_current_function_needs_cld.
7776 (override_options): Use -mcld by default for 32-bit code if
7779 * doc/install.texi (Options specification): Document --enable-cld.
7780 * doc/invoke.texi (Machine Dependent Options)
7781 [i386 and x86-64 Options]: Add -mcld option.
7782 (Intel 386 and AMD x86-64 Options): Document -mcld option.
7784 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
7785 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
7786 (return_in_memory_64): Likewise.
7787 (return_in_memory_ms_64): Likewise.
7789 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7791 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
7792 * builtins.c (fold_builtin_fpclassify): New.
7793 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
7794 * builtins.def (BUILT_IN_FPCLASSIFY): New.
7795 * c-common.c (handle_type_generic_attribute): Adjust to accept
7796 fixed arguments before an elipsis.
7797 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
7798 * doc/extend.texi: Document __builtin_fpclassify.
7800 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
7802 * omp-low.c (gate_expand_omp_ssa): Remove.
7803 (pass_expand_omp_ssa): Remove.
7804 (gate_expand_omp): Do not check for flag_openmp_ssa.
7805 * common.opt (-fopenmp-ssa): Remove.
7806 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
7808 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
7810 * config/sh/sh.opt (mfixed-range): New option.
7811 * config/sh/sh-protos.h (sh_fix_range): Declare.
7812 * config/sh/sh.c (sh_fix_range): New function.
7813 * config/sh/sh.h (sh_fixed_range_str): Declare.
7814 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
7816 * doc/invoke.texi (SH Options): Document -mfixed-range.
7818 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
7820 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
7821 it before the redeclaration.
7823 2008-05-22 Anatoly Sokolov <aesok@post.ru>
7825 * config/avr/avr.c (get_sequence_length): Add new function.
7826 (expand_prologue, expand_epilogue): Remove duplicate code.
7828 2008-05-22 Rafael Espindola <espindola@google.com>
7830 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
7833 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
7835 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
7836 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
7838 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
7839 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
7840 (vect_update_misalignment_for_peel): Likewise.
7841 (vector_alignment_reachable_p): Likewise.
7842 * tree-vect-transform.c (vectorizable_load): Likewise.
7843 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7844 (get_vectype_for_scalar_type): Pass mode of scalar_type
7845 to UNITS_PER_SIMD_WORD.
7847 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
7848 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
7849 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7850 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7851 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7853 2008-05-22 Ira Rosen <irar@il.ibm.com>
7855 PR tree-optimization/36293
7856 * tree-vect-transform.c (vect_transform_strided_load): Don't check
7857 if the first load must be skipped because of a gap.
7859 2008-05-22 Richard Guenther <rguenther@suse.de>
7861 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
7862 more cases of offset disambiguation that is possible if
7863 strict-aliasing rules apply.
7864 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
7865 for basic offset and type-based disambiguation.
7867 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7869 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
7870 ix86_expand_vector_set on V16QImode for SSE4.1.
7872 2008-05-21 Tom Tromey <tromey@redhat.com>
7874 * c.opt (Wimport): Mark as undocumented.
7875 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
7877 (Warning Options): Likewise.
7878 * doc/cppopts.texi: Don't mention -Wimport.
7880 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7882 PR tree-optimization/36287
7883 PR tree-optimization/36286
7884 * lambda-code.c (build_access_matrix): Do not use the loop->num
7885 for computing the number of induction variables: use the loop depth
7888 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
7891 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
7892 option -f(no-)leading-underscore.
7894 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7896 * config/i386/i386.c (ix86_expand_vector_init_general): Use
7897 GET_MODE_NUNITS (mode).
7899 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
7901 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
7902 (-mmulhw): Add 464 to description.
7903 (-mdlmzb): Likewise.
7904 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
7905 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
7907 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
7908 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
7909 * config/rs6000/rs6000.md: Update comments for 464.
7911 2008-05-21 Janis Johnson <janis187@us.ibm.com>
7913 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
7915 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7917 * config/i386/sse.md (vec_extractv4sf): Removed.
7918 (vec_extractv2df): Likewise.
7919 (vec_extractv2di): Likewise.
7920 (vec_extractv4si): Likewise.
7921 (vec_extractv8hi): Likewise.
7922 (vec_extractv16qi): Likewise.
7923 (vec_extract<mode>): New.
7925 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7927 * config/i386/sse.md (vec_setv4sf): Removed.
7928 (vec_setv2df): Likewise.
7929 (vec_setv2di): Likewise.
7930 (vec_setv4si): Likewise.
7931 (vec_setv8hi): Likewise.
7932 (vec_setv16qi): Likewise.
7933 (vec_set<mode>): New.
7935 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7937 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
7938 goto for vec_concat and vec_interleave.
7940 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7942 * config/i386/sse.md (vec_initv4sf): Removed.
7943 (vec_initv2df): Likewise.
7944 (vec_initv2di): Likewise.
7945 (vec_initv4si): Likewise.
7946 (vec_initv8hi): Likewise.
7947 (vec_initv16qi): Likewise.
7948 (vec_init<mode>): New.
7950 2008-05-21 Joseph Myers <joseph@codesourcery.com>
7952 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
7954 2008-05-21 Tom Tromey <tromey@redhat.com>
7956 * ggc-zone.c (lookup_page_table_if_allocated): New function.
7957 (zone_find_object_offset): Likewise.
7958 (gt_ggc_m_S): Likewise.
7959 (highest_bit): Likewise.
7960 * ggc-page.c (gt_ggc_m_S): New function.
7961 * stringpool.c (string_stack): Remove.
7962 (init_stringpool): Update.
7963 (ggc_alloc_string): Use ggc_alloc.
7964 (maybe_delete_ident): New function.
7965 (ggc_purge_stringpool): Likewise.
7966 (gt_ggc_m_S): Remove.
7967 * ggc-common.c (ggc_protect_identifiers): New global.
7968 (ggc_mark_roots): Call ggc_purge_stringpool. Use
7969 ggc_protect_identifiers.
7970 * ggc.h (ggc_protect_identifiers): Declare.
7971 (gt_ggc_m_S): Update.
7972 (ggc_purge_stringpool): Declare.
7973 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
7974 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
7976 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
7978 2008-05-21 David S. Miller <davem@davemloft.net>
7980 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
7983 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
7985 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
7988 2008-05-20 David Daney <ddaney@avtrex.com>
7990 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
7991 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
7992 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7993 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7994 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
7995 (atomic_hiqi_op): New define_code_iterator.
7996 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
7997 mips_expand_compare_and_swap_12.
7998 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
7999 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8000 (sync_<optab><mode>, sync_old_<optab><mode>,
8001 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8002 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8003 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8004 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8005 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8006 (test_and_set_12): New insn.
8007 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8008 sync_new_<optab><mode>, sync_old_nand<mode>,
8009 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8010 clobber to operand 0 for SI and DI mode insns.
8011 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8012 mips_gen_fn_4): New typedefs.
8013 (mips_gen_fn_ptrs): Define new union type.
8014 (mips_expand_compare_and_swap_12): Remove declaration.
8015 (mips_expand_atomic_qihi): Declare function.
8016 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8017 (mips_expand_atomic_qihi): ... this. Use new generator function
8019 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8020 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8021 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8022 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8023 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8024 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8025 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8026 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8027 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8028 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8031 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8033 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8036 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8038 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8039 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8040 (avr_attribute_table): Add 'OS_main' function attribute.
8041 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8042 functions with 'OS_main' attribute.
8044 2008-05-20 Richard Guenther <rguenther@suse.de>
8046 PR tree-optimization/35204
8047 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8048 helper, split out from ...
8049 (DFS): ... here. Make the DFS walk non-recursive.
8051 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8052 Jan Sjodin <jan.sjodin@amd.com>
8054 PR tree-optimization/36181
8055 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8056 (parallelize_loops): Don't parallelize when the loop has vector
8059 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8060 Sebastian Pop <sebastian.pop@amd.com>
8062 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8063 matrix, and never look at the tree representation of the memory
8065 (linear_transform_loops): Computes parameters and access matrices.
8066 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8068 (access_matrix_get_index_for_parameter): New.
8069 * tree-data-ref.h (struct access_matrix): New.
8070 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8071 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8072 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8073 am_vector_index_for_loop): New.
8074 (struct data_reference): Add field access_matrix.
8075 (DR_ACCESS_MATRIX): New.
8076 (compute_data_dependences_for_loop): Update declaration.
8077 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8078 * lambda.h (lambda_vector_vec_p): Declared.
8079 * lambda-code.c: Depend on pointer-set.h.
8080 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8081 av_for_af_base, av_for_af, build_access_matrix,
8082 lambda_compute_access_matrices): New.
8083 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8085 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8087 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8090 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8091 Sebastian Pop <sebastian.pop@amd.com>
8093 PR tree-optimization/36206
8094 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8096 (instantiate_scev_1): Rename flags to fold_conversions.
8097 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8098 outeside instantiation_loop.
8099 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8100 (evolution_function_is_affine_or_constant_p): Removed.
8101 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8103 (analyze_siv_subscript): Pass in the loop nest number.
8104 Call evolution_function_is_affine_in_loop instead of
8105 evolution_function_is_affine_p.
8106 (analyze_overlapping_iterations): Pass in the loop nest number.
8108 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8109 Sebastian Pop <sebastian.pop@amd.com>
8111 PR tree-optimization/36206
8112 * tree-chrec.h (chrec_fold_op): New.
8113 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8116 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8118 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8120 (remove_duplicates): Do not set inode on non-inode systems.
8123 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8125 * config.gcc (tm_file): Update comments about relative pathnames.
8127 2008-05-20 Richard Guenther <rguenther@suse.de>
8129 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8130 * tree-ssa-sccvn.c (process_scc): Likewise.
8131 * tree-ssa-sink.c (execute_sink_code): Likewise.
8132 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8133 * tree-vrp.c (process_assert_insertions): Likewise.
8134 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8135 (perform_tree_ssa_dce): Likewise.
8136 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8137 (dump_dominator_optimization_stats): Likewise.
8138 * tree-vectorizer.c (vectorize_loops): Likewise.
8140 2008-05-20 Richard Guenther <rguenther@suse.de>
8142 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8144 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8146 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8147 (ix86_i386elf_return_in_memory): Likewise.
8148 (ix86_i386interix_return_in_memory): Likewise.
8149 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8150 (SUBTARGET_RETURN_IN_MEMORY): New.
8151 * config/i386/i386elf.h: Likewise.
8152 * config/i386/ptx4-i.h: Likewise.
8153 * config/i386/sol2-10.h: Likewise.
8154 * config/i386/sysv4.h: Likewise.
8155 * config/i386/vx-common.h: Likewise.
8156 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8157 * config/i386/i386.c (ix86_return_in_memory): Made static and
8158 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8159 (ix86_i386elf_return_in_memory): Removed.
8160 (ix86_i386interix_return_in_memory): Removed.
8161 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8162 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8164 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8166 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8168 2008-05-19 Xinliang David Li <davidxl@google.com>
8170 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8172 * common.opt: Ditto.
8173 * doc/invoke.texi: Ditto.
8175 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8177 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8178 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8180 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8182 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8183 sizes of operand array from 8/4 to 4/2.
8184 (ix86_expand_vector_init_general): Change size of operand array
8185 from 32 to 16. Remove op0, op1 and half_mode.
8187 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8189 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8190 (ix86_expand_vector_init_interleave): Likewise.
8191 (ix86_expand_vector_init_general): Use them. Assert
8192 word_mode == SImode when n_words == 4.
8194 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8196 * config/i386/i386.c (ix86_secondary_reload): New static function.
8197 (TARGET_SECONDARY_RELOAD): New define.
8198 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8199 * config/i386/i386.md (reload_outqi): Remove.
8201 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8204 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8205 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8206 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8207 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8208 (fold_builtin_1): Likewise.
8209 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8210 c-common.c (check_builtin_function_arguments): Handle
8211 BUILT_IN_ISINF_SIGN.
8212 * doc/extend.texi: Document __builtin_isinf_sign.
8213 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8215 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8217 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8218 EH cleanup at the end of the pass, search for those that have been
8219 turned into forwarder blocks and do the cleanup on their successor.
8221 2008-05-18 Richard Guenther <rguenther@suse.de>
8223 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8224 pointers to sizetype and vice versa.
8226 2008-05-18 Xinliang David Li <davidxl@google.com>
8228 * gcc/tree-ssa-dce.c: Coding style fix.
8229 (check_pow): Documentation comment.
8230 (check_log): Documenation comment. Coding style fix.
8231 (is_unnecessary_except_errno_call): Ditto.
8232 (gen_conditions_for_pow): Ditto.
8233 (gen_conditions_for_log): Ditto.
8234 (gen_shrink_wrap_conditions): Ditto.
8235 (shrink_wrap_one_built_in_calls): Ditto.
8236 * gcc/doc/invoke.texi: Better documentation string.
8237 * ChangeLog: Fix wrong change log entries from
8238 May 17 checkin on function call DCE.
8240 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8242 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8244 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8246 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8247 * df-problems.c (simulation routines): Fixed block comment to
8248 properly say how to add forwards scanning functions.
8250 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8252 * tree-inline.c (setup_one_parameter): Remove dead code.
8254 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8256 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8257 a BIT_AND_EXPR only for an INTEGER_TYPE.
8259 2008-05-17 Xinliang David Li <davidxl@google.com>
8261 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8262 (check_pow, check_log, is_unnecessary_except_errno_call): New
8263 functions to check for eliminating math functions that are pure
8264 except for setting errno.
8265 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8266 general condition expressions for shrink-wrapping pow/log calls.
8267 (gen_shrink_wrap_conditions): Ditto.
8268 (shrink_wrap_one_built_in_call): Ditto.
8269 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8270 (mark_operand_necessary): If debugging, output if OP is necessary.
8271 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8273 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8275 * gcc/common.opt: New user flag -ftree-builtin-dce.
8276 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8278 2008-05-16 David S. Miller <davem@davemloft.net>
8280 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8281 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8283 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8286 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8288 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8290 * ifcvt.c (dead_or_predicable): Rename
8291 df_simulate_one_insn_backwards to df_simulate_one_insn.
8292 * recog.c (peephole2_optimize): Ditto.
8293 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8295 * df.h: Rename df_simulate_one_insn_backwards to
8296 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8297 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8298 scanning of defs and uses.
8299 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8300 (df_simulate_one_insn_forwards): Removed.
8302 2008-05-16 Doug Kwan <dougkwan@google.com>
8304 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8306 (real_from_string): Handle NaNs and Inf as approriate.
8308 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8310 * doc/gty.texi (Source Files Containing Type Information): Note
8311 that headers should appear first in the gtfiles list.
8313 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8315 * tree.def (COND_EXEC): Properly documented this code.
8317 2008-05-16 Diego Novillo <dnovillo@google.com>
8319 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8320 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8323 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8325 * tree-ssa-dse (max_stmt_uid): Removed.
8326 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8327 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8328 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8329 * function.h (cfun.last_stmt_uid): New field.
8330 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8331 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8333 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8334 (create_stmt_ann): Initialize the ann->uid field.
8335 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8337 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8339 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8341 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8342 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8343 (init_empty_tree_cfg): Call it.
8345 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8347 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8350 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8352 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8353 * tree-dump.c (dump_options): New verbose option.
8354 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8356 * tree-pass.h (TDF_VERBOSE): New dump flag.
8357 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8358 (tree-flow.h): Added include.
8359 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8361 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8363 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8365 From Jie Zhang <jie.zhang@analog.com>
8366 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8367 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8368 mcpu=bf561-none and mcpu=bf561-0.2.
8369 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8370 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8371 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8372 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8373 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8374 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8375 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8377 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8378 (cputype_selected): Remove.
8379 (bfin_handle_option): Don't use cputype_selected.
8380 (override_options): When no mcpu option, enable all workarounds.
8381 Don't use bfin_workarounds.
8382 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8384 (DEFAULT_CPU_TYPE): Don't define.
8386 2008-05-16 Richard Guenther <rguenther@suse.de>
8388 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8389 on deletion of the last stmt.
8391 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8393 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8394 V8HImode for SSE2 and V16QImode for SSE4.1.
8396 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8398 * cgraph.h (compute_inline_parameters): Made public.
8399 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8400 variable_generate_summary, function_write_summary,
8401 variable_write_summary, variable_read_summary. Added generate_summary,
8402 write_summary, read_summary.
8403 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8404 pass_ipa_inline.function_generate_summary, to
8405 compute_inline_parameters.
8406 * ipa-inline.c (compute_inline_parameters): Made public and added
8408 (compute_inline_parameters_for_current): New function.
8409 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8410 (inline_generate_summary): Removed parameter and made to loop over
8412 (pass_ipa_inline): Updated for new IPA_PASS structure.
8413 * passes.c (execute_ipa_summary_passes): Now is called once per
8414 pass rather than once per node*pass.
8416 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8418 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8419 avr_have_mul_p, avr_asm_only_p): Remove variables.
8420 (avr_override_options): Remove initialization of removed variables.
8421 (avr_file_start): Convert removed variables to fields of
8422 'struct base_arch_s *avr_current_arch'.
8423 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8424 (AVR_HAVE_MUL): (Ditto.).
8425 (AVR_HAVE_MOVW): (Ditto.).
8426 (AVR_HAVE_LPMX): (Ditto.).
8427 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8428 avr_asm_only_p): Remove declaration.
8430 2008-05-15 Diego Novillo <dnovillo@google.com>
8432 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8433 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8435 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8438 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8439 Don't call record_truncated_value from here.
8440 (record_truncated_value): Turn it into a for_each_rtx callback.
8441 (record_truncated_values): New function.
8442 (combine_instructions): Call note_uses with record_truncated_values.
8443 Change name of check_conversion to check_promoted_subreg.
8445 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8447 * doc/sourcebuild.texi: Document support for torture tests.
8449 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8451 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8452 to alternative 4 of operand 2.
8454 2008-05-15 Richard Guenther <rguenther@suse.de>
8456 * tree-pass.h (current_pass): Declare.
8457 (get_pass_for_id): Likewise.
8458 * passes.c (passes_by_id, passes_by_id_size): New globals.
8459 (set_pass_for_id): New function.
8460 (get_pass_for_id): Likewise.
8461 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8462 (execute_function_todo): Flush per function statistics.
8463 * toplev.c (compile_file): Init statistics.
8464 (general_init): Do early statistics initialization.
8465 (finalize): Finish statistics.
8466 * statistics.h (statistics_early_init): Declare.
8467 (statistics_init): Likewise.
8468 (statistics_fini): Likewise.
8469 (statistics_fini_pass): Likewise.
8470 (statistics_counter_event): Likewise.
8471 (statistics_histogram_event): Likewise.
8472 * statistics.c: New file.
8473 * Makefile.in (OBJS-common): Add statistics.o.
8474 (statistics.o): Add dependencies.
8475 * doc/invoke.texi (-fdump-statistics): Document.
8477 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
8479 (execute_pre): Use statistics_counter_event.
8480 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
8481 (substitute_and_fold): Increment it. Use statistics_counter_event.
8483 2008-05-15 Diego Novillo <dnovillo@google.com>
8485 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
8487 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
8488 * tree-ssa-alias.c (new_type_alias): Remove references to
8489 sub-variables from comment.
8490 * tree-ssa-operands.c (swap_tree_operands): Likewise.
8492 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8494 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
8495 attribute to 1 only for insertps alternative.
8497 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8499 * config/bfin/bfin.md (loadbytes): New pattern.
8500 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
8501 (bfin_init_builtins): Initialize it.
8502 (bdesc_1arg): Add it.
8504 2008-05-15 Sa Liu <saliu@de.ibm.com>
8506 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
8507 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
8508 * testsuite/lib/target-supports.exp: Add
8509 check_effective_target_fortran_integer_16.
8511 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8513 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
8514 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
8515 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
8516 (TARGET_RETURN_IN_MEMORY): Define.
8518 2008-05-15 Richard Guenther <rguenther@suse.de>
8521 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
8522 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
8523 represent unmodifiable vars.
8525 2008-05-15 Richard Guenther <rguenther@suse.de>
8527 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
8528 INDIRECT_REF and TARGET_MEM_REF.
8529 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8532 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8533 H.J. Lu <hongjiu.lu@intel.com>
8535 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
8536 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
8537 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
8538 insn alternatives. Add missing alternatives.
8539 (*vec_concatv2di_rex64_sse4_1): Likewise.
8540 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
8541 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
8544 2008-05-15 Richard Guenther <rguenther@suse.de>
8546 PR tree-optimization/36009
8547 PR tree-optimization/36204
8548 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
8549 (determine_invariantness_stmt): Record the loop a store is
8551 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
8554 2008-05-15 Richard Guenther <rguenther@suse.de>
8556 PR tree-optimization/34330
8557 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
8558 through the pointer will alias the SMT.
8560 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
8562 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
8564 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
8566 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
8568 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8569 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8571 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
8572 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
8573 (vashl_optab): New optab for vector/vector shifts.
8574 (vashr_optab): Ditto.
8575 (vlshr_optab): Ditto.
8576 (vrotl_optab): Ditto.
8577 (vrotr_optab): Ditto.
8578 (optab_subtype): New enum for optab_for_tree_code call.
8579 (optab_for_tree_code): Add enum optab_subtype argument.
8581 * optabs.c (optab_for_tree_code): Take an additional argument to
8582 distinguish between a vector shift by a scalar and vector shift by
8583 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
8584 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
8585 vector shift by a vector.
8586 (expand_widen_pattern_expr): Pass additional argument to
8587 optab_for_tree_code.
8589 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
8590 vrotl_optab, vrotr_optab.
8592 * expr.c (expand_expr_real_1): Update calls to
8593 optab_for_tree_code to distinguish between vector shifted by a
8594 scalar and vector shifted by a vector.
8595 * tree-vectorizer.c (supportable_widening_operation): Ditto.
8596 (supportable_narrowing_operation): Ditto.
8597 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
8598 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
8599 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
8600 (vect_create_epilog_for_reduction): Ditto.
8601 (vectorizable_reduction): Ditto.
8602 (vectorizable_operation): Ditto.
8603 (vect_strided_store_supported): Ditto.
8604 (vect_strided_load_supported): Ditto.
8605 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8606 * expmed.c (expand_shift): Ditto.
8608 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
8610 (ashr@var{m}3): Ditto.
8611 (vashl@var{m}3): Document new vector/vector shift standard name.
8612 (vashr@var{m}3): Ditto.
8613 (vlshr@var{m}3): Ditto.
8614 (vrotl@var{m}3): Ditto.
8615 (vrotr@var{m}3): Ditto.
8617 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
8618 (PPERM_INVERT): Ditto.
8619 (PPERM_REVERSE): Ditto.
8620 (PPERM_REV_INV): Ditto.
8621 (PPERM_ZERO): Ditto.
8622 (PPERM_ONES): Ditto.
8623 (PPERM_SIGN): Ditto.
8624 (PPERM_INV_SIGN): Ditto.
8625 (PPERM_SRC1): Ditto.
8626 (PPERM_SRC2): Ditto.
8628 * config/i386/sse.md (mulv2di3): Add SSE5 support.
8629 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
8630 allows a memory operand to be the value being added, and split it
8631 to improve vectorization.
8632 (sse5_pmacsdqh_mem): Ditto.
8633 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
8634 (sse5_mulv2div2di3_high): Ditto.
8635 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
8636 (vec_pack_trunc_v4si): Ditto.
8637 (vec_pack_trunc_v2di): Ditto.
8638 (sse5_pcmov_<mode>): Remove code that tried to use use
8639 andps/andnps instead of pcmov.
8640 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
8641 pmacsdqh instructions.
8642 (vec_widen_smult_lo_v4si): Ditto.
8644 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
8645 (PPERM_INVERT): Ditto.
8646 (PPERM_REVERSE): Ditto.
8647 (PPERM_REV_INV): Ditto.
8648 (PPERM_ZERO): Ditto.
8649 (PPERM_ONES): Ditto.
8650 (PPERM_SIGN): Ditto.
8651 (PPERM_INV_SIGN): Ditto.
8652 (PPERM_SRC1): Ditto.
8653 (PPERM_SRC2): Ditto.
8654 (ix86_expand_sse_movcc): Move the SSE5 test after the if
8656 (ix86_expand_int_vcond): If SSE5 generate all possible integer
8658 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
8659 says ignore whether the last reference is a memory operand.
8661 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8662 Paolo Bonzini <bonzini at gnu dot org>
8664 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
8667 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
8668 (vlshr<mode>3): Rename from vlshr<mode>3.
8669 (vashr<mode>3): Rename from vashr<mode>3.
8670 (mulv4sf3): Change the names of vector shift patterns.
8674 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
8677 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
8702 * config/spu/spu.md (v): New iterator macro to add v for vector types.
8703 (floatunssidf2_internal): Change vector/vector shift names.
8704 (floatunsdidf2_internal): Ditto.
8711 (vashl<mode>3): Rename from ashl<mode>3.
8712 (vashr<mode>3): Rename from ashr<mode>3.
8713 (vlshr<mode>3): Rename from lshr<mode>3.
8714 (vrotl<mode>3): Rename from rotl<mode>3.
8716 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8719 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
8720 multiply gives the wrong value when doing widening multiplies.
8721 (vec_widen_smult_lo_v4si): Ditto.
8723 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8725 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
8726 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
8727 emit_library_call_value.
8728 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
8729 * tree.h (ECF_LIBCALL_BLOCK): Removed.
8730 * calls.c (initialize_argument_information, precompute_arguments,
8731 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
8732 (precompute_arguments): Removed flags parameter.
8733 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
8735 2008-05-14 Richard Guenther <rguenther@suse.de>
8737 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
8738 Make sure to register the store if the use is a PHI_NODE.
8740 2008-05-14 Olivier Hainque <hainque@adacore.com>
8742 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
8743 memory if the component is to be referenced in BLKmode according
8744 to get_inner_reference.
8746 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
8748 * calls.c (emit_library_call_value_1): Restore code clearing
8749 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
8751 2008-05-14 Olivier Hainque <hainque@adacore.com>
8752 Nicolas Roche <roche@adacore.com>
8754 * configure.ac: Add support for a "gcc_subdir" variable in
8755 config-lang.in, to denote a subdirectory where the language/GCC
8756 integration files are to be found.
8757 * configure: Regenerate.
8759 2008-05-14 Ira Rosen <irar@il.ibm.com>
8761 PR tree-optimization/36098
8762 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
8763 value for the first load in the group in case of a gap.
8764 (vect_build_slp_tree): Check that there are no gaps in loads.
8766 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8768 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
8769 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
8770 expand_copysign_bit, ): Change call to emit_no_conflict_block to
8771 emit_insn and remove unneeded code to construct extra args.
8772 (emit_no_conflict_block): Removed.
8773 * optabls.h: (emit_no_conflict_block): Removed.
8774 * cse.c (cse_extended_basic_block): Remove search for
8775 REG_NO_CONFLICT note.
8776 * global.c: Removed incorrect comment added in revision 117.
8777 * expr.c (convert_move): Change call to emit_no_conflict_block to
8779 * recog.c: Change comments so that they do not mention
8781 * local_alloc.c (combine_regs): Removed last parameter.
8782 (no_conflict_p): Removed.
8783 (block_alloc): Removed note, no_conflict_combined_regno and set
8784 local vars. Removed all code to process REG_NO_CONFLICT blocks.
8785 (combine_regs): Removed already_dead and code to look for
8786 REG_NO_CONFLICT notes.
8787 * lower_subreg (remove_retval_note): Removed code to look for
8788 REG_NO_CONFLICT block.
8789 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
8790 (resolve_clobber): Remove code to process libcalls that have
8791 REG_NO_CONFLICT notes.
8792 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
8794 * combine.c (can_combine_p, distribute_notes): Removed
8795 REG_NO_CONFLICT case.
8796 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
8798 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
8799 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
8801 * reg-notes.def (NO_CONFLICT): Removed.
8803 2008-05-14 David S. Miller <davem@davemloft.net>
8805 * config/sparc/sparc.c (sparc_profile_hook): If
8806 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
8807 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
8808 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8810 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
8812 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
8814 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
8817 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
8818 and op1 expansion before vector concat to have less live pseudos.
8820 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
8822 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8823 ix86_expand_vector_set if supported.
8825 2008-05-13 Diego Novillo <dnovillo@google.com>
8826 Kenneth Zadeck <zadeck@naturalbridge.com>
8828 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
8830 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
8831 phinodes_print_statistics, init_ssanames, fini_ssanames,
8832 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
8833 release_ssa_name, release_defs, replace_ssa_name_symbol,
8834 ssanames_print_statistics): Move ...
8835 * tree-flow.h: ... here.
8836 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
8837 Use FN instead of cfun.
8838 (make_ssa_name_fn): Rename from make_ssa_name.
8839 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
8840 * tree-flow-inline.h (make_ssa_name): Move from
8841 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
8842 * omp-low.c (expand_omp_parallel):
8843 * tree-flow-inline.h (redirect_edge_var_map_result):
8844 * tree-ssa.c (init_tree_ssa): Add argument FN.
8845 Use it instead of cfun. Update all users.
8847 2008-05-13 Tom Tromey <tromey@redhat.com>
8849 PR preprocessor/22168:
8850 * doc/cpp.texi (Top): Update menu.
8851 (Alternatives to Wrapper #ifndef): New node.
8852 (Other Directives): Document deprecation.
8853 (Obsolete Features): Remove menu.
8854 (Assertions): Merge node into Obsolete Features.
8855 (Obsolete once-only headers): Move earlier; rename to Alternatives
8857 * doc/cppopts.texi: Update.
8858 * c.opt (Wdeprecated): Enable for C and ObjC.
8859 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
8860 (C++ Dialect Options): Move -Wno-deprecated from here to...
8861 (Warning Options): ... here.
8863 2008-05-13 Richard Guenther <rguenther@suse.de>
8866 * fold-const.c (fold_sign_changed_comparison): Do not allow
8867 changes in pointer-ness.
8869 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8872 * config/sh/sh.c (sh_expand_prologue): Don't clear
8873 RTX_FRAME_RELATED_P for push insns.
8875 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
8877 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
8879 2008-05-12 Anatoly Sokolov <aesok@post.ru>
8881 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
8882 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
8883 Use 'machine->is_leaf' instead of 'leaf_func_p'.
8885 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
8887 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
8888 (*vec_concatv4sf_sse): This.
8889 (*sse2_concatv2si): Renamed to ...
8890 (*vec_concatv2si_sse2): This.
8891 (*sse1_concatv2si): Renamed to ...
8892 (*vec_concatv2si_sse): This.
8893 (*vec_concatv2di_rex): Renamed to ...
8894 (*vec_concatv2di_rex64): This.
8895 (*vec_concatv2si_sse4_1): New.
8896 (*vec_concatv2di_rex64_sse4_1): Likewise.
8898 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
8900 PR rtl-optimization/36111
8901 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
8902 that was created for swappable operands.
8904 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
8907 * Makefile.in: Substitute GNATMAKE and GNATBIND.
8908 * configure.ac: Add call to ACX_PROG_GNAT.
8910 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
8912 * optc-gen.awk: Fix comment typo.
8914 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8916 * pretty-print.c (pp_integer_with_precision): Use
8917 HOST_LONG_LONG_FORMAT.
8919 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
8921 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
8923 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
8925 * config/i386/i386.c (bdesc_ptest): Removed.
8926 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
8927 (bdesc_args): Add __builtin_ia32_ptestz128,
8928 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
8929 (ix86_init_mmx_sse_builtins): Updated.
8930 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
8931 (ix86_expand_builtin): Updated.
8933 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
8935 * tree-cfg.c (valid_fixed_convert_types_p): New function.
8936 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
8938 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
8940 * value-prof.c (interesting_stringop_to_profile): Do not
8941 return early for BUILT_IN_MEMPCPY.
8943 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
8945 * calls.c (expand_call): Don't use callgraph to increase
8946 preferred_stack_boundary.
8948 * cgraph.h (cgraph_rtl_info): Use unsigned on
8949 preferred_incoming_stack_boundary.
8951 * final.c (rest_of_clean_state): Use unsigned on
8952 preferred_stack_boundary.
8954 2008-05-09 Tom Tromey <tromey@redhat.com>
8956 PR preprocessor/22231:
8957 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
8960 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
8962 PR tree-optimization/36129
8963 * tree-ssa-ccp.c: Include value-prof.h.
8964 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
8965 built-in function was folded to a constant.
8966 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
8968 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
8969 Sebastian Pop <sebastian.pop@amd.com>
8971 * tree-scalar-evolution.c: Document instantiate_scev.
8972 (instantiate_parameters_1): Renamed instantiate_scev_1.
8973 Don't use the same loop for instantiation_loop and evolution_loop.
8974 (instantiate_scev): New.
8975 (instantiate_parameters): Moved...
8976 (resolve_mixers): Update call to instantiate_scev_1 to pass the
8977 same loop twice. Maintains the semantics for this function.
8978 * tree-scalar-evolution.h (instantiate_scev): Declare.
8979 (instantiate_parameters): ...here. Now static inline.
8980 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
8981 instead of resolve_mixers.
8983 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8985 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
8987 2008-05-09 Tomas Bily <tbily@suse.cz>
8989 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
8990 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
8991 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8992 * c-common.c (c_common_truthvalue_conversion): Likewise.
8993 * tree-object-size.c (compute_object_offset): Likewise.
8994 * tree-inline.c (estimate_num_insns_1): Likewise.
8995 * varasm.c (const_hash_1, compare_constant, copy_constant)
8996 (compute_reloc_for_constant, output_addressed_constants)
8997 (initializer_constant_valid_p): Likewise.
8998 * c-omp.c (check_omp_for_incr_expr): Likewise.
8999 * gimplify.c (gimplify_expr): Likewise.
9000 * c-typeck.c (c_finish_return): Likewise.
9001 * tree-vectorizer.c (supportable_widening_operation)
9002 (supportable_narrowing_operation): Likewise.
9003 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9004 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9005 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9006 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9007 (descr_info_loc): Likewise.
9008 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9009 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9010 (fold_unary): Likewise.
9011 * builtins.c (get_pointer_alignment): Likewise.
9012 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9013 (instantiate_parameters_1): Likewise.
9014 * tree.c (expr_align, stabilize_reference): Likewise.
9015 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9016 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9017 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9018 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9019 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9020 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9022 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9023 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9024 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9025 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9026 (forward_propagate_comparison)
9027 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9028 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9029 * emit-rtl.c (component_ref_for_mem_expr)
9030 (set_mem_attributes_minus_bitpos): Likewise.
9031 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9032 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9034 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9035 (build_function_call, pointer_diff, build_compound_expr)
9036 (c_finish_return): Likewise.
9037 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9038 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9040 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9041 * expr.c (is_aligning_offset): Likewise.
9042 * tree-ssa-alias.c (is_escape_site): Likewise.
9043 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9044 (check_all_va_list_escapes): Likewise.
9045 * tree-ssa-loop-ivopts.c (determine_base_object)
9046 (determine_common_wider_type): Likewise.
9047 * dojump.c (do_jump): Likewise.
9048 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9049 * tree-gimple.c (is_gimple_cast): Likewise.
9050 * fold-const.c (decode_field_reference, )
9051 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9052 (fold_binary): Likewise.
9053 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9054 (already_warned_in_frontend_p): Likewise.
9055 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9056 * tree.c (really_constant_p, get_unwidened): Likewise.
9057 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9058 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9059 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9061 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9063 (CONVERT_EXPR_P): Define.
9064 (CASE_CONVERT): Define.
9066 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9069 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9070 (delete_unmarked_insns): When deleting a call, call
9071 delete_unreachable_blocks.
9072 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9073 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9075 2008-05-08 Richard Guenther <rguenther@suse.de>
9077 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9078 (-ftree-salias): Likewise.
9079 (salias-max-implicit-fields): Remove param documentation.
9080 (salias-max-array-elements): Likewise.
9081 * tree-pass.h (pass_create_structure_vars): Remove.
9082 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9083 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9084 * tree-ssa-alias.c (create_structure_vars): Remove.
9085 (gate_structure_vars): Likewise.
9086 (pass_create_structure_vars): Likewise.
9087 (gate_build_alias): Likewise.
9088 (pass_build_alias): Adjust to run always and dump the function.
9089 * common.opt (ftree-salias): Hide.
9090 * passes.c (init_optimization_passes): Remove
9091 pass_create_structure_vars, adjust comment.
9092 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9093 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9094 * opts.c (decode_options): Do not set flag_tree_salias.
9095 (common_handle_option): Add OPT_ftree_salias to the backward
9096 compatibility section.
9098 2008-05-08 Richard Guenther <rguenther@suse.de>
9100 * tree-flow-inline.h (var_can_have_subvars): Move ...
9101 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9102 * tree-flow.h (var_can_have_subvars): Remove.
9103 (push_fields_onto_fieldstack): Remove.
9104 (sort_fieldstack): Likewise.
9105 (struct fieldoff): Move ...
9106 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9107 alias_set and base_for_components fields.
9108 (sort_fieldstack): Make static.
9109 (push_fields_onto_fieldstack): Likewise. Remove code that
9110 handles anything but RECORD_TYPEs. Remove alias_set and
9111 base_for_components handling.
9112 (create_variable_info_for): Adjust.
9114 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9116 * common.opt (Wframe-larger-than=): Shorten the help message
9118 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9120 2008-05-08 Rafael Espindola <espindola@google.com>
9122 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9124 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9125 trap and that both operands are gimple values.
9126 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9127 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9130 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9132 * read-rtl.c (join_c_conditions): Return the first string if the
9133 two strings are equal.
9135 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9137 * gensupport.h (pred_data): Add a "num_codes" field.
9138 (add_predicate_code): Declare.
9139 * gensupport.c (add_predicate_code): New function.
9140 (std_pred_table): Add an "allows_const_p" field.
9141 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9142 Remove the (incomplete) list of such codes from the codes field.
9143 (init_predicate_table): Use add_predicate_code. Add all
9144 RTX_CONST_OBJs if allows_const_p is true.
9145 * genrecog.c (process_define_predicate): Use add_predicate_code.
9147 2008-05-08 David Daney <ddaney@avtrex.com>
9148 Richard Sandiford <rsandifo@nildram.co.uk>
9150 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9151 special case of constant zero operands.
9152 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9153 old and new values. Special case constant zero values.
9154 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9156 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9157 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9159 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9162 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9163 similar RTX_CONST_OBJ before CONST_INT.
9165 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9167 * stmt.c (expand_stack_restore): Change sa mode if needed.
9169 2008-05-08 Richard Guenther <rguenther@suse.de>
9171 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9172 return type to bool.
9173 (ix86_sol10_return_in_memory): Likewise.
9174 (ix86_i386elf_return_in_memory): Likewise.
9175 (ix86_i386interix_return_in_memory): Likewise.
9176 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9177 (ix86_sol10_return_in_memory): Likewise.
9178 (ix86_i386elf_return_in_memory): Likewise.
9179 (ix86_i386interix_return_in_memory): Likewise.
9181 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9184 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9186 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9187 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9190 2008-05-08 Richard Guenther <rguenther@suse.de>
9192 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9193 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9194 (DR_SUBVARS): Remove.
9195 * tree-dfa.c (dump_subvars_for): Remove.
9196 (debug_subvars_for): Likewise.
9197 (dump_variable): Do not dump subvars.
9198 (remove_referenced_var): Do not remove subvars.
9199 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9200 (lookup_subvars_for_var): Remove.
9201 (get_subvars_for_var): Likewise.
9202 (get_subvars_at): Likewise.
9203 (get_first_overlapping_subvar): Likewise.
9204 (overlap_subvar): Likewise.
9205 * tree-flow.h (subvar_t): Remove.
9206 (struct var_ann_d): Remove subvars field.
9207 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9208 argument. Remove special handling of SFTs.
9209 (compute_tag_properties): Likewise.
9210 (set_initial_properties): Likewise.
9211 (compute_call_clobbered): Likewise.
9212 (count_mem_refs): Likewise.
9213 (compute_memory_partitions): Likewise.
9214 (compute_flow_insensitive_aliasing): Likewise.
9215 (setup_pointers_and_addressables): Likewise.
9216 (new_type_alias): Likewise.
9217 (struct used_part): Remove.
9218 (used_portions): Likewise.
9219 (struct used_part_map): Likewise.
9220 (used_part_map_eq): Likewise.
9221 (used_part_map_hash): Likewise.
9222 (free_used_part_map): Likewise.
9223 (up_lookup): Likewise.
9224 (up_insert): Likewise.
9225 (get_or_create_used_part_for): Likewise.
9226 (create_sft): Likewise.
9227 (create_overlap_variables_for): Likewise.
9228 (find_used_portions): Likewise.
9229 (create_structure_vars): Likewise.
9230 * tree.def (STRUCT_FIELD_TAG): Remove.
9231 * tree.h (MTAG_P): Adjust.
9232 (struct tree_memory_tag): Remove base_for_components and
9233 unpartitionable flags.
9234 (struct tree_struct_field_tag): Remove.
9235 (SFT_PARENT_VAR): Likewise.
9236 (SFT_OFFSET): Likewise.
9237 (SFT_SIZE): Likewise.
9238 (SFT_NONADDRESSABLE_P): Likewise.
9239 (SFT_ALIAS_SET): Likewise.
9240 (SFT_UNPARTITIONABLE_P): Likewise.
9241 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9242 (union tree_node): Remove sft field.
9243 * alias.c (get_alias_set): Remove special handling of SFTs.
9244 * print-tree.c (print_node): Remove handling of SFTs.
9245 * tree-dump.c (dequeue_and_dump): Likewise.
9246 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9247 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9248 * tree-predcom.c (set_alias_info): Do not set subvars.
9249 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9250 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9251 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9252 (add_vars_for_offset): Remove.
9253 (add_virtual_operand): Remove special handling of SFTs.
9254 (add_call_clobber_ops): Likewise.
9255 (add_call_read_ops): Likewise.
9256 (get_asm_expr_operands): Likewise.
9257 (get_modify_stmt_operands): Likewise.
9258 (get_expr_operands): Likewise.
9259 (add_to_addressable_set): Likewise.
9260 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9261 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9262 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9263 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9264 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9265 (tree_node_structure): Likewise.
9266 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9268 (find_what_p_points_to): Likewise.
9270 2008-05-08 Sa Liu <saliu@de.ibm.com>
9272 * config/spu/spu.md: Fixed subti3 pattern.
9274 2008-05-08 Richard Guenther <rguenther@suse.de>
9277 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9278 sure to create a representative for trailing arrays for PTA.
9280 2008-05-08 Richard Guenther <rguenther@suse.de>
9283 * fold-const.c (operand_equal_p): Two objects which types
9284 differ in pointerness are not equal.
9286 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9288 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9289 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9290 (emit_library_call_value_1): Add new variable fndecl initialized by
9291 NULL_TREE. It should be the decl type of orgfun, but this information
9292 seems not to be available here, so it uses the default calling abi.
9293 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9294 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9295 by TARGET_RETURN_IN_MEMORY.
9296 * config/i386/i386-interix.h: Likewise.
9297 * config/i386/i386.h: Likewise.
9298 * config/i386/i386elf.h: Likewise.
9299 * config/i386/ptx4-i.h: Likewise.
9300 * config/i386/sol2-10.h: Likewise.
9301 * config/i386/sysv4.h: Likewise.
9302 * config/i386/vx-common.h: Likewise.
9303 * config/cris/cris.h: Removed #if 0 clause.
9304 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9305 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9307 (ix86_sol10_return_in_memory): Likewise.
9308 (ix86_i386elf_return_in_memory): New.
9309 (ix86_i386interix_return_in_memory): New.
9310 * config/mt/mt-protos.h (mt_return_in_memory): New.
9311 * config/mt/mt.c: Likewise.
9312 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9313 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9314 * config/bfin/bfin.h: Likewise.
9315 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9317 * config/bfin/bfin.c: Likewise.
9318 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9319 * config/alpha/unicosmk.h: Likewise.
9320 * config/i386/cygming.h: Likewise.
9321 * config/iq2000/iq2000.h: Likewise.
9322 * config/mips/mips.h: Likewise.
9323 * config/mn10300/mn10300.h: Likewise.
9324 * config/rs6000/rs6000.h: Likewise.
9325 * config/score/score.h: Likewise.
9326 * config/spu/spu.h: Likewise.
9327 * config/v850/v850.h: Likewise.
9328 * defaults.h: Likewise.
9329 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9330 * expr.c (emit_block_move): Adjust use of
9331 OUTGOING_REG_PARM_STACK_SPACE.
9332 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9333 OUTGOING_REG_PARM_STACK_SPACE.
9334 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9336 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9338 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9339 on OMP_RETURN for OMP_FOR.
9342 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9343 (fortran_common): New function.
9344 (gen_variable_die): Call fortran_common instead of common_check,
9345 adjust for it returning tree instead of rtx. Formatting.
9347 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9351 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9352 * c-decl.c (merge_decls): Ditto.
9353 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9354 to RTL_CONST_OR_PURE_CALL_P.
9355 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9356 Initialized DECL_LOOPING_CONST_PURE.
9357 (process_call_operands): Set tree_side_effects properly.
9358 * tree.h (TREE_READONLY_DECL_P): Removed.
9359 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9360 (DECL_LOOPING_OR_CONST_P): New macro.
9361 (struct tree_function_decl): Added looping_const_or_pure_p.
9363 (ECF_LOOPING_OR_CONST_P): New macro.
9364 * rtlanal.c (pure_const_p): Removed.
9365 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9366 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9367 to RTL_CONST_CALL_P.
9368 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9369 (check_decl, check_tree, check_call, scan_function): Initialize
9371 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9372 (static_execute): Set looping true for recursive functions.
9373 Undo setting state to IPA_NEITHER for recursive functions.
9375 * ifcvt.c (noce_can_store_speculate_p): Changed
9376 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9377 RTL_CONST_OR_PURE_CALL_P.
9378 * dse.c (scan_insn): Ditto.
9379 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9380 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9381 RTL_CONST_OR_PURE_CALL_P.
9382 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9383 pure_call_p to RTL_CONST_CALL_P.
9384 * gimplify.c (gimplify_call_expr): Clear side effects for
9385 non-looping pure and constant calls.
9386 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9387 (flags_from_decl_or_type): Set ecf flags from decl flags.
9388 (initialize_argument_information): Turn off
9389 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9390 Change const to pure if callee_copies is true rather than just
9392 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9393 way of marking pure calls.
9394 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9395 Remove hack that was supposed to fix pr7335 and remove old
9396 way of marking pure calls.
9397 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9398 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9399 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9400 RTL_CONST_OR_PURE_CALL_P.
9401 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9402 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9403 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9404 * sched-deps.c (schedule_analyze): Ditto.
9405 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9406 return_val field of calls to represent pure and const function info.
9407 (CONST_OR_PURE_CALL_P): Deleted macro.
9408 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9409 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9410 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9412 * tree-optimize.c (execute_fixup_cfg): Added test for
9413 ECF_LOOPING_CONST_OR_PURE.
9414 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9416 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9417 effects for looping pure or const calls.
9418 (verify_gimple_expr): Added verification code.
9419 * config/alpha/alpha.c (alpha_legitimize_address,
9420 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9422 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9423 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9424 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9425 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9426 RTL_CONST_OR_PURE_CALL_P.
9427 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9428 and const calls to be deleted.
9430 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9433 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9434 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9435 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9436 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9437 to handle nonimmediate operands.
9438 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9439 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9440 to handle nonimmediate operands.
9441 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9442 (mmx_pmulhrwv4hi3): New expander. Use
9443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9444 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9445 (sse2_umulv1siv1di3): New expander. Use
9446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9447 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9448 (mmx_eq<mode>3): New expander. Use
9449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9450 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9451 (mmx_uavgv8qi3): New expander. Use
9452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9453 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9454 (mmx_uavgv4hi3): New expander. Use
9455 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9457 * config/i386/sse.md
9458 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9459 to handle nonimmediate operands.
9460 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9461 to handle nonimmediate operands.
9462 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9463 to handle nonimmediate operands.
9464 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9465 to handle nonimmediate operands.
9466 (sse2_unpckhpd_exp): New expander. Use
9467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9468 (sse2_unpcklpd_exp): New expander. Use
9469 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9470 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9471 to handle nonimmediate operands.
9472 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9473 to handle nonimmediate operands.
9474 (*sse2_<plusminus_insn><mode>3): Rename from
9475 sse2_<plusminus_insn><mode>3 insn pattern.
9476 (sse2_<plusminus_insn><mode>3): New expander. Use
9477 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9478 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
9479 (sse2_umulv2siv2di3): New expander. Use
9480 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9481 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
9482 (sse4_1_mulv2siv2di3): New expander. Use
9483 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9484 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
9485 (sse2_pmaddwd): New expander. Use
9486 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9487 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
9488 (sse2_eq<mode>3): New expander. Use
9489 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9490 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
9491 (sse4_1_eqv2di3): New expander. Use
9492 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9493 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9494 (sse2_uavgv16qi3): New expander. Use
9495 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9496 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9497 (sse2_uavgv16qi3): New expander. Use
9498 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9499 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
9500 (sse2_uavgv8hi3): New expander. Use
9501 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9502 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
9503 (ssse3_pmulhrswv8hi3): New expander. Use
9504 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9505 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
9506 (ssse3_pmulhrswv4hi3): New expander. Use
9507 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9509 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
9510 (<sse>_vmmul<mode>3): Ditto.
9511 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
9513 (ssse3_pmaddubsw128): Use register_operand for operand 1.
9514 (ssse3_pmaddubsw): Ditto.
9516 * config/i386/i386.c (struct_builtin_description)
9517 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
9518 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
9519 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
9520 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
9521 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
9522 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
9523 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
9524 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
9525 (ix86_fixup_binary_operands): Assert that src1
9526 and src2 must have the same mode when swapped.
9527 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
9528 and ix86_binary_operator_ok. Do not force operands in registers
9531 2008-05-07 Jan Hubicka <jh@suse.cz>
9533 * cgraph.c (dump_cgraph_node): Update.
9534 * cgraph.h (cgraph_local_info): Break out inline summary.
9535 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
9537 * ipa-inline (inline_summary): New accestor function.
9538 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
9539 cgraph_decide_inlining, compute_inline_parameters): Update.
9540 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
9542 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9544 Cleanup ColdFire scheduling support and add V4 pipeline model.
9546 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
9547 (define_attr cpu): Add cfv4 value.
9548 (define_attr type, define_attr type1): Merge into a single 'type'
9549 attribute. Update all uses.
9550 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
9551 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
9553 (define_attr opx_mem, define_attr opy_mem): Remove.
9554 (define_attr op_mem): Clean up, update comment.
9555 (define_attr size): Use specific values instead of general int.
9556 (define_attr guess, define_attr split): Remove. Update all uses.
9557 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
9558 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
9559 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
9560 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
9561 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
9562 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
9563 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
9564 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
9565 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
9566 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
9567 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
9568 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
9569 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
9570 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
9571 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
9572 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
9573 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
9574 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
9575 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
9576 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
9577 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
9578 Update or set attributes.
9579 (stack_tie): New fake instruction.
9581 * config/m68k/m68k.h (TUNE_CFV4): New macro.
9582 (m68k_sched_attr_size): Update declaration.
9583 (m68k_sched_attr_type2): Remove.
9584 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
9585 Declare new bypass predicates.
9587 * config/m68k/m68k.c (m68k_sched_issue_rate,
9588 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
9590 (TARGET_SCHED_ISSUE_RATE,
9591 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
9592 (override_options): Handle scheduling for ColdFire V4 core.
9593 (m68k_expand_prologue): Emit stack_tie.
9594 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
9595 'OP_TYPE_FPN'. Update all uses.
9596 (sched_guess_p): Remove.
9597 (sched_address_type): Handle symbolic addresses.
9598 (sched_get_operand): New static function.
9599 (sched_operand_type): Merge into sched_attr_op_type.
9600 (sched_attr_op_type): Handle FP registers, handle quick constants,
9602 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
9603 (m68k_sched_attr_size): Update. Move logic to ...
9604 (sched_get_attr_size_int): New static function.
9605 (sched_get_opxy_mem_type): New static function.
9606 (m68k_sched_attr_op_mem): Update.
9607 (m68k_sched_attr_type2): Remove.
9608 (sched_cfv4_bypass_data): New static variable.
9609 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
9610 (m68k_sched_issue_rate): Implement scheduler hook.
9611 (struct _sched_ib: enabled_p): New field.
9612 (m68k_sched_variable_issue): Update. Handle V4.
9613 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
9614 sched_dump_class_func_t, sched_dump_split_class,
9615 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
9616 sched_dump_dfa_class, m68k_sched_dump): Remove.
9617 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
9619 (m68k_sched_init_global): Remove statisctics dumping, introduce
9620 sanity check that all instructions have pipeline reservations. Handle
9622 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9623 Handle ColdFire V4 core.
9624 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
9625 New static functions.
9626 (m68k_sched_address_bypass_p): New bypass predicate.
9627 (sched_get_indexed_address_scale): New static function.
9628 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
9630 * cf.md: Update comments.
9631 (define_attr type2): Remove. Use 'type' attribute instead.
9633 (cf_ib): Rename to cfv123_ib. Update all uses.
9634 (cf_oep): Rename to cfv123_oep. Update all uses.
9635 (cf_chr): Rename to cfv123_chr. Update all uses.
9636 (cf_mem): Rename to cfv123_mem. Update all uses.
9637 (cf_mac): Move to more appropriate place.
9638 (cfv123_guess): New automaton and cpu_unit.
9639 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
9640 Update uses of 'size' attribute. Handle before reload scheduling.
9641 (cfv123_guess): New dummy reservation for unhandled instructions.
9642 (cfv4_*): Pipeline description of ColdFire V4 core.
9643 (ignore): New reservation to handle 'ignore' type.
9645 2008-05-07 Ian Lance Taylor <iant@google.com>
9648 * gimplify.c (find_single_pointer_decl_1): Don't look through
9650 (find_single_pointer_decl): Adjust comments.
9652 2008-05-07 Jakub Jelinek <jakub@redhat.com>
9655 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
9656 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
9659 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
9660 integral type rather than floating point, then VIEW_CONVERT_EXPR
9661 to the floating point type.
9663 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9665 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
9666 TFmode op0 to register.
9668 2008-05-07 Alan Modra <amodra@bigpond.net.au>
9670 * c-decl.c (grokdeclarator): Comment typo.
9672 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
9674 * tree-flow.h: Remove prototype for computed_goto_p.
9675 * tree-cfg.c (computed_goto_p): Make static.
9677 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
9680 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
9681 (contains_aligned_value_p): This. Handle _Decimal128.
9682 (ix86_function_arg_boundary): Only align _Decimal128 to its
9683 natural boundary and handle it properly.
9685 2008-05-06 Martin Jambor <mjambor@suse.cz>
9687 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
9688 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
9689 (ipcp_method_set_orig_node): Removed.
9690 (ipcp_cval_get_cvalue_type): Removed.
9691 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
9692 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
9693 (ipcp_cval_set_cvalue_type): Removed.
9694 (ipcp_cval_get_cvalue): Removed.
9695 (ipcp_cval_set_cvalue): Removed.
9696 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
9697 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
9698 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
9699 (ipcp_cval_meet): Renamed to ipa_lattice_meet
9700 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
9701 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
9702 (ipcp_get_ith_lattice): Changed parameters.
9703 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
9704 (ipcp_lattice_from_jfunc): Changed parameters.
9705 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
9706 (ipcp_method_cval_print): Added temporary variable info.
9707 (ipcp_redirect): Removed already unused local variable caller.
9708 (ipcp_redirect): New temporary variable orig_callee_info
9709 (ipcp_redirect): Removed newly unused local variable callee.
9710 (ipcp_redirect): Removed (a bit confusing) local variable type.
9711 (ipcp_insert_stage): Added local variable info.
9712 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
9714 (ipcp_formal_create): Removed.
9715 (ipcp_method_cval_set): Removed.
9716 (ipcp_propagate_stage): Renamed lattice variables.
9717 (ipcp_method_cval_set_cvalue_type): Removed.
9718 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
9719 (ipcp_print_all_lattices): Changed printed strings to refer to
9720 lattices rather than cvals.
9721 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
9722 (ipcp_propagate_const): Changed formal parameters.
9723 (build_const_val): Changed formal parameters.
9724 (ipcp_insert_stage): Removed useless variable cvalue
9725 (build_const_val): Changed formal parameters.
9726 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
9727 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
9728 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
9729 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
9730 (ipcp_print_func_profile_counts): Changed string from "method" to
9732 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
9733 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
9734 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
9735 (ipcp_structures_print): Renamed to ipcp_print_all_structures
9736 (ipcp_profile_print): Renamed to ipcp_print_profile_data
9737 (ipcp_lat_is_const): Changed parameters and made inline.
9738 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
9739 (ipcp_redirect): Renamed to ipcp_need_redirect_p
9740 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
9741 the predicate condition directly
9742 (ipcp_propagate_stage): Added local variable args. Removed local
9743 variable callee. (Both are mere code simplifications.)
9744 (ipcp_method_dont_insert_const): Renamed to
9745 ipcp_node_not_modifiable_p.
9746 (ipcp_node_not_modifiable_p): Made inline.
9747 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
9748 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
9749 (ipcp_print_all_lattices): Removed variable cvalue
9750 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
9753 2008-05-06 Olivier Hainque <hainque@adacore.com>
9755 * tree-sra.c (try_instantiate_multiple_fields): Early return
9756 if field has POINTER_TYPE.
9758 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
9760 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
9761 by using 'q' specifier for instruction.
9762 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
9764 2008-05-06 Anatoly Sokolov <aesok@post.ru>
9766 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9767 Change mode of zero_extract from QImode to HImode.
9768 (sign bit tests peepholes): (Ditto.).
9770 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
9772 * config/i386/mmx.md: Remove double backslashes from asm templates.
9773 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
9774 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9775 to handle nonimmediate operands.
9776 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
9777 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9778 to handle nonimmediate operands.
9779 (*mmx_<code>v2sf3_finite): New insn pattern.
9780 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
9781 (mmx_<code>v2sf3): New expander. Use
9782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9783 (mmx_<plusminus_insn><mode>3): New expander. Use
9784 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9785 (*mmx_<plusminus_insn><mode>3): New insn pattern.
9786 (mmx_add<mode>3): Removed.
9787 (mmx_ssadd<mode>3): Ditto.
9788 (mmx_usadd<mode>3): Ditto.
9789 (mmx_sub<mode>3): Ditto.
9790 (mmx_sssub<mode>3): Ditto.
9791 (mmx_ussub<mode>3): Ditto.
9792 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
9793 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
9794 to handle nonimmediate operands.
9795 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
9797 (mmx_smulv4hi3_highpart): New expander. Use
9798 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9799 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
9801 (mmx_umulv4hi3_highpart): New expander. Use
9802 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9803 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
9804 (mmx_<code>v4hi3): New expander. Use
9805 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9806 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
9807 (mmx_<code>v8qi3): New expander. Use
9808 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9809 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
9810 (mmx_<code><mode>3): New expander. Use
9811 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9813 2008-05-05 Jan Hubicka <jh@suse.cz>
9815 PR tree-optimization/36118
9816 * passes.c (pass_init_dump_file): Fix dump header.
9818 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9821 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
9822 VCE for function decls.
9824 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9826 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
9828 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9830 * config/i386/i386.md (sat_plusminus): New.
9831 (plusminus_insn): Likewise.
9832 (plusminus_mnemonic): Likewise.
9834 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
9835 (*<addsub><mode>3_cc_overflow): Renamed to ...
9836 (*<plusminus_insn><mode>3_cc_overflow): This.
9837 (*<addsub>si3_zext_cc_overflow): Renamed to ...
9838 (*<plusminus_insn>si3_zext_cc_overflow): This.
9840 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
9841 (<plusminus_insn><mode>3): This.
9842 (*<addsub><mode>3): Renamed to ...
9843 (*<plusminus_insn><mode>3): This.
9844 (<sse>_vm<addsub><mode>3): Renamed to ...
9845 (<sse>_vm<plusminus_insn><mode>3): This.
9846 (sse3_h<addsub>v4sf3): Renamed to ...
9847 (sse3_h<plusminus_insn>v4sf3): This.
9848 (sse3_h<addsub>v2df3): Renamed to ...
9849 (sse3_h<plusminus_insn>v2df3): This.
9850 (<plusminus_insn><mode>3): New.
9851 (*<plusminus_insn><mode>3): Likewise.
9852 (sse2_<plusminus_insn><mode>3): Likewise.
9853 (add<mode>): Removed.
9854 (*add<mode>3): Likewise.
9855 (sse2_ssadd<mode>3): Likewise.
9856 (sse2_usadd<mode>3): Likewise.
9857 (sub<mode>3): Likewise.
9858 (*sub<mode>3): Likewise.
9859 (sse2_sssub<mode>3): Likewise.
9860 (sse2_ussub<mode>3): Likewise.
9862 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
9864 * gthr-single.h: Add in required interface elements as per gthr.h.
9865 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
9866 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
9867 Generalize UNUSED macro.
9868 (__gthread_once): Add.
9869 (__gthread_key_create): Add.
9870 (__gthread_key_delete): Add.
9871 (__gthread_getspecific): Add.
9872 (__gthread_setspecific): Add.
9874 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
9876 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
9877 the same size types for the indirect reference on the rhs, then
9880 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
9882 * config/i386/i386.md
9883 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
9884 one insn template instead of template series.
9885 (*xordi_1_rex64): Ditto.
9886 (*xordi_2_rex64): Ditto.
9888 2008-05-05 Ira Rosen <irar@il.ibm.com>
9890 PR tree-optimization/36119
9891 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
9894 2008-06-04 Jan Hubicka <jh@suse.cz>
9896 tree-optimization/36100
9897 * tree-pass.h (pass_O0_always_inline): Declare.
9898 * ipa-inline.c (inline_transform): Remove dead code.
9899 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9900 pass_O0_always_inline): New.
9901 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
9903 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
9905 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
9906 mnemonic in this_param move for TARGET_64BIT.
9908 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
9910 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
9911 (*strmovsi_rex_1): Ditto.
9912 (*strsetsi_1): Ditto.
9913 (*strsetsi_rex_1): Ditto.
9915 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
9916 adddicc expanders using SWI mode iterator.
9918 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
9921 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
9924 2008-05-04 David S. Miller <davem@davemloft.net>
9926 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
9927 (sparc*-*-linux*): Use linux.h in tm_file.
9928 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
9929 compiler defaulting to 32-bit.
9930 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
9932 * config/sparc/linux.h: Remove definitions now obtained
9933 properly from linux.h
9934 * config/sparc/linux64.h: Likewise.
9935 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
9936 don't want this setting for 32-bit builds in a biarch compiler.
9937 * doc/install.texi: Add sparc-linux to list of targets
9938 supporting --enable-targets=all.
9940 2008-05-03 Andrew Pinski <pinskia@gmail.com>
9942 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
9944 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
9946 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
9947 after V4SI_FTYPE_V8HI.
9948 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
9949 case V4SI_FTYPE_V2DF.
9951 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
9953 * doc/invoke.texi (max-flow-memory-locations): Removed.
9954 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
9956 2008-05-03 Richard Guenther <rguenther@suse.de>
9959 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
9961 2008-05-02 David S. Miller <davem@davemloft.net>
9963 * config.gcc (need_64bit_hwint): Document libcpp dependency.
9965 2008-05-02 Simon Baldwin <simonb@google.com>
9968 * c-common.h (warn_array_subscript_range): Removed.
9969 * c-common.c (warn_array_subscript_range): Ditto.
9970 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
9971 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
9973 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9975 * config/i386/i386.c (ix86_special_builtin_type): New.
9976 (bdesc_special_args): Likewise.
9977 (ix86_expand_special_args_builtin): Likewise.
9978 (ix86_init_mmx_sse_builtins): Updated.
9979 (ix86_expand_builtin): Updated.
9980 (ix86_expand_store_builtin): Removed.
9981 (ix86_expand_unop_builtin): Likewise.
9983 * config/i386/mm3dnow.h (__v2sf): Moved to ...
9984 * config/i386/mmintrin.h (__v2sf): Here.
9986 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
9988 (_mm_loadl_pi): Likewise.
9989 (_mm_storeh_pi): Replace __v2si with __v2sf.
9990 (_mm_storel_pi): Likewise.
9992 * doc/extend.texi: Correct __builtin_ia32_loadhps,
9993 __builtin_ia32_loadlps, __builtin_ia32_storehps,
9994 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
9995 __builtin_ia32_loadlpd.
9997 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9999 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10000 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10001 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10002 (ix86_init_mmx_sse_builtins): Updated.
10003 (ix86_expand_args_builtin): Likewise.
10004 (ix86_expand_builtin): Likewise.
10005 (ix86_expand_unop1_builtin): Renamed to ...
10006 (ix86_expand_unop_vec_merge_builtin): This.
10008 2008-05-01 Jan Hubicka <jh@suse.cz>
10011 * ipa-inline.c (inline_generate_summary): Make static.
10012 (inline_transform): Do not call inlining at -O0; make static.
10013 * passes.c (execute_todo): Add sanity check.
10014 (execute_one_ipa_transform_pass): Execute proper flags.
10016 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10018 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10019 (DECL_NONADDRESSABLE_P): Likewise.
10020 * alias.c (record_component_aliases): Fix comment.
10022 2008-05-01 Simon Baldwin <simonb@google.com>
10024 * c-common.h (warn_array_subscript_range): New function.
10025 * c-common.c (warn_array_subscript_range): Ditto.
10026 * tree-vrp.c (check_array_ref): Corrected code to agree with
10027 comment, ignoring only arrays of size 0 or size 1.
10028 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10030 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10032 * config/i386/i386.c (ix86_builtin_type): Replace
10033 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10034 (bdesc_args): Updated.
10035 (ix86_init_mmx_sse_builtins): Likewise.
10036 (ix86_expand_args_builtin): Likewise.
10038 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10041 * doc/extend.texi: Correct __builtin_ia32_palignr.
10043 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10046 * config/i386/i386.c (bdesc_crc32): Removed.
10047 (ix86_expand_crc32): Likewise.
10048 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10049 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10050 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10051 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10052 UINT_FTYPE_UINT_UCHAR.
10053 (bdesc_args): Updated. Add crc32 builtins.
10054 (ix86_init_mmx_sse_builtins): Updated.
10055 (ix86_expand_args_builtin): Updated to support subreg.
10057 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10059 2008-05-01 Jan Hubicka <jh@suse.cz>
10061 * tree-pass.h (opt_pass): Add IPA_PASS.
10062 (varpool_node, cgraph_node): Forward declare.
10063 (ipa_opt_pass): Define.
10064 (pass_ipa_inline): Turn into ipa_opt_pass.
10065 (pass_apply_inline): Remove.
10066 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10067 (apply_inline): Turn into ....
10068 (inline_transform): ... this one.
10069 (inline_generate_summary): New function.
10070 (pass_apply_inline): Remove.
10071 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10073 (struct function): Add ipa_transforms_to_apply.
10074 * passes.c (register_one_dump_file): Work on IPA_PASS.
10075 (init_optimization_passes): Remove pass_inline_parameters and
10077 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10078 (execute_one_pass) ... here; apply transforms when possible.
10079 (add_ipa_transform_pass, execute_ipa_summary_asses,
10080 execute_one_ipa_transform_pass): New.
10081 (execute_ipa_pass_list): Update for IPA_PASS type.
10083 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10085 * config/i386/i386.c (ix86_builtin_type): Add
10086 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10087 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10088 (bdesc_args): Add SSE4a builtins.
10089 (ix86_init_mmx_sse_builtins): Updated.
10090 (ix86_expand_args_builtin): Likewise.
10091 (ix86_expand_builtin): Likewise.
10093 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10095 * config/i386/i386.c (ix86_builtin_type): Add
10096 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10097 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10098 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10099 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10100 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10101 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10102 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10103 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10104 and DI_FTYPE_DI_DI_INT.
10105 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10106 (ix86_init_mmx_sse_builtins): Updated.
10107 (ix86_expand_args_builtin): Likewise.
10108 (ix86_expand_builtin): Likewise.
10109 (ix86_expand_binop_imm_builtin): Removed.
10111 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10113 2008-04-30 Richard Guenther <rguenther@suse.de>
10115 PR tree-optimization/32921
10116 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10118 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10120 * config/arm/arm.c (arm_unwind_emit): Use
10121 crtl->all_throwers_are_sibcalls instead of
10122 cfun->all_throwers_are_sibcalls.
10123 (arm_output_fn_unwind): Likewise.
10124 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10125 instead of cfun->uses_pic_offset_table.
10126 (frv_expand_prologue): Likewise.
10127 (frv_frame_pointer_required): Likewise.
10128 (frv_expand_fdpic_call): Likewise.
10129 (frv_emit_movsi): Likewise.
10130 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10131 cfun->returns_pcc_struct instead of
10132 current_function_returns_pcc_struct.
10133 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10134 instead of cfun->calls_eh_return.
10135 (m32c_pushm_popm): Likewise.
10136 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10137 "extern" declaration.
10139 2008-04-30 Richard Guenther <rguenther@suse.de>
10141 PR tree-optimization/21636
10142 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10144 (evaluate_stmt): Print the likely value.
10145 (ccp_visit_stmt): Avoid excessive vertical spacing.
10147 2008-04-30 Rafael Espindola <espindola@google.com>
10149 * builtins.c (fold_call_expr): Return realret.
10150 * tree-ssa-threadedge.c
10151 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10152 __builtin_object_size.
10154 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10156 * gcc.c (wrapper_string): New variable.
10157 (insert_wrapper): New function.
10158 (execute): New option -wrapper.
10159 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10161 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10163 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10164 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10165 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10167 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10168 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10169 config/rs6000/e500crtres64gprctr.asm,
10170 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10171 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10172 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10173 config/rs6000/e500crtsav64gprctr.asm,
10174 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10175 config/rs6000/e500crtsavg64gprctr.asm: New files.
10176 * config/rs6000/t-ppccomm: Add build rules for new files.
10177 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10178 * config/rs6000/t-netbsd: Add build rules for new files.
10179 (LIB2FUNCS_STATIC_EXTRA): New variable.
10180 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10181 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10182 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10184 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10186 * config/i386/i386.c (ix86_builtin_type): Add
10187 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10188 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10189 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10190 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10191 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10192 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10193 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10194 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10195 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10196 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10197 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10198 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10199 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10200 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10201 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10202 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10203 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10204 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10205 V1DI_FTYPE_V2SI_V2SI.
10206 (bdesc_2arg): Moved to ...
10207 (bdesc_args): Here.
10208 (ix86_init_mmx_sse_builtins): Updated.
10209 (ix86_expand_args_builtin): Updated. Take a pointer
10210 to const struct builtin_description. Handle comparison
10212 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10213 (ix86_expand_builtin): Updated.
10215 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10216 (ssse3_pmaddubsw128): This.
10217 (ssse3_pmaddubswv4hi3): Renamed to ...
10218 (ssse3_pmaddubsw): This.
10220 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10221 (__builtin_ia32_packssdw128): Likewise.
10222 (__builtin_ia32_packuswb128): Likewise.
10223 (__builtin_ia32_pmaddubsw): Likewise.
10224 (__builtin_ia32_pmaddubsw128): Likewise.
10226 2008-04-30 Richard Guenther <rguenther@suse.de>
10228 PR tree-optimization/14847
10229 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10230 (recognize_bits_test): Use it.
10231 (recognize_single_bit_test): Likewise.
10233 2008-04-30 Martin Jambor <mjambor@suse.cz>
10235 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10236 instead of setting number of formal parameters to zero.
10237 (ipcp_init_stage): Do not set the number of actual parameters to zero
10239 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10240 which are called with variable number of arguments.
10241 (ipcp_insert_stage): Explicitely skipping all nodes which are
10242 called with variable number of arguments.
10243 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10244 number of parameters.
10246 * ipa-prop.h (struct ipa_node_params): Added flag
10247 called_with_var_arguments
10248 (ipa_set_param_count): Added. Changed sole setter to use it.
10249 (ipa_get_param_count): Added. All readers of param_count
10250 converted to use it instead.
10251 (ipa_set_called_with_variable_arg): Added.
10252 (ipa_is_called_with_var_arguments): Added.
10253 (ipa_get_ith_param): Added. All readers of param_decls converted
10255 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10257 (ipa_get_cs_argument_count): Added, all readers of argument_count
10259 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10262 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10263 (struct ipcp_lattice): Renamed cval_type to type
10264 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10266 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10267 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10268 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10269 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10270 (build_const_val): Changed the type of parameter cvalue to tree
10271 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10272 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10274 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10277 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10278 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10279 (ipa_add_method): Renamed to ipa_push_func_to_list
10280 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10281 (ipa_callsite_param_count): Removed.
10282 (ipa_callsite_param_count_set): Removed.
10283 (ipa_callsite_param): Removed.
10284 (ipa_callsite_callee): Removed.
10285 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10286 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10287 (ipa_method_formal_count): Removed.
10288 (ipa_method_formal_count_set): Removed.
10289 (ipa_method_get_tree): Removed.
10290 (ipa_method_tree_map_create): Removed.
10291 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10292 (ipa_create_param_decls_array): Creates the array itself
10293 (ipa_create_param_decls_array): Temporary variable info instead of
10294 a few dereferences.
10295 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10296 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10297 (get_type): Removed.
10298 (ipa_jf_get_info_type): Removed.
10299 (ipa_node_create): Renamed to ipa_create_node_params
10300 (ipa_free): Renamed to ipa_free_all_node_params
10301 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10302 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10303 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10304 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10305 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10306 ipa_free_all_edge_args
10307 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10308 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10309 (ipa_create_methodlist_node): Removed.
10310 (ipa_methodlist_method): Removed.
10311 (ipa_methodlist_method_set): Removed.
10312 (ipa_methodlist_next_method): Removed.
10313 (ipa_methodlist_next_method_set): Removed.
10314 (ipa_method_is_modified): Removed.
10315 (ipa_method_modify_create): Removed.
10316 (ipa_method_modify_init): Temporary variable info instead of a few
10318 (ipa_detect_param_modifications): Temporary variable info instead of
10319 a few dereferences.
10320 (ipa_compute_jump_functions): Temporary variable info instead of
10321 a few dereferences.
10322 (ipa_method_modify_set): Removed.
10323 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10324 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10325 than craph_node as the first parameter.
10326 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10327 (ipa_method_modify_init): Removed.
10328 (ipa_compute_jump_functions): Added a temp variable instead of
10329 repeatadly dereferencing the cgraph_edge.aux pointer
10330 (ipa_callsite_param_set_type): Removed.
10331 (ipa_compute_jump_functions): i renamed to index and moved to
10333 (ipa_callsite_param_set_info_type_formal): Removed.
10334 (ipa_callsite_param_set_info_type): Removed.
10335 (ipa_callsite_param_map_create): Removed.
10336 (ipa_callsite_tree): Removed.
10337 (ipa_callsite_caller): Removed.
10338 (ipa_pop_func_from_list): return_method removed to return_func
10340 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10341 prefixed all values with IPA_. Changed all users.
10342 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10343 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10344 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10345 (union parameter_info): Renamed to jump_func_value.
10346 (union jump_func_value): Renamed value to constant
10347 (struct ipa_jump_func): Renamed info_type to value
10348 (struct ipa_node): Renamed to ipa_node_params
10349 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10350 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10351 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10352 (struct ipa_edge): Renamed to ipa_edge_args
10353 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10354 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10355 (struct ipa_methodlist): Renamed to ipa_func_list
10356 (struct ipa_func_list): method_p renamed to node, next_method
10358 (ipa_methodlist_p): Removed, switched all users to struct pointer
10359 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10361 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10363 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10364 (rs6000_emit_epilogue): Use backchain to restore only when we
10365 have a large frame. Make use of frame pointer to restore if we
10366 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10368 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10370 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10371 Add mode to zero_extract.
10372 (sign bit tests peepholes): (Ditto.).
10374 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10376 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10377 Instructions in comments with SSE3.
10378 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10379 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10380 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10381 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10382 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10383 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10384 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10385 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10386 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10387 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10388 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10389 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10390 (bdesc_sse_args): Renamed to ...
10391 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10392 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10393 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10394 IX86_BUILTIN_FABSQ.
10395 (bdesc_1arg): Moved to ...
10396 (bdesc_args): Here.
10397 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10398 Instructions in comments with SSE3.
10399 (ix86_expand_sse_operands_builtin): Renamed to ...
10400 (ix86_expand_args_builtin): This. Updated.
10401 (ix86_expand_unop1_builtin): Update comments.
10402 (ix86_expand_builtin): Updated.
10404 2008-04-29 Richard Guenther <rguenther@suse.de>
10406 PR tree-optimization/36078
10407 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10408 Update virtual SSA form after cleaning up the CFG.
10410 2008-04-29 Richard Guenther <rguenther@suse.de>
10412 PR middle-end/15255
10413 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10415 2008-04-29 Richard Guenther <rguenther@suse.de>
10417 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10418 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10419 (compute_flow_insensitive_aliasing): Do not treat
10420 PTR_IS_REF_ALL pointers special.
10421 (get_smt_for): Likewise.
10422 (may_alias_p): Re-structure.
10423 (is_escape_site): A ref-all pointer conversion is not an escape site.
10424 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10425 PTR_IS_REF_ALL pointers special.
10426 * tree-ssa-structalias.h (struct alias_info): Remove
10427 ref_all_symbol_mem_tag field.
10428 (PTR_IS_REF_ALL): Remove.
10430 2008-04-29 Richard Guenther <rguenther@suse.de>
10432 PR middle-end/36077
10433 * fold-const.c (extract_muldiv_1): In combining division constants
10434 make sure to never overflow.
10436 2008-04-29 Nick Clifton <nickc@redhat.com>
10438 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10440 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10443 * optc-gen.awk: Work around HP-UX/IA awk bug.
10445 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10447 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10450 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10453 * config/i386/i386.md
10454 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10455 Change operand 1 predicate to nonimmediate_operand.
10457 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10460 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10462 * gengtype.c (walk_type, write_func_for_structure): Handle
10464 * doc/gty.texi: Document chain_circular.
10466 2008-04-28 Richard Guenther <rguenther@suse.de>
10468 PR tree-optimization/36066
10469 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10472 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10475 * config/i386/i386.md
10476 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
10477 Use match_scratch instead of match_operand for operands 3 and 4.
10479 2008-04-27 Richard Guenther <rguenther@suse.de>
10481 PR tree-optimization/18754
10482 PR tree-optimization/34223
10483 * tree-pass.h (pass_complete_unrolli): Declare.
10484 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
10485 loop size before and after unconditionally of UL_NO_GROWTH in effect.
10486 Rewrite loop into loop closed SSA form if it is not already.
10487 (tree_unroll_loops_completely): Re-structure to iterate over
10488 innermost loops with intermediate CFG cleanups.
10489 Unroll outermost loops only if requested or the code does not grow
10491 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
10492 loops are available.
10493 (tree_vectorize): Instead do so here.
10494 (tree_complete_unroll): Also unroll outermost loops.
10495 (tree_complete_unroll_inner): New function.
10496 (gate_tree_complete_unroll_inner): Likewise.
10497 (pass_complete_unrolli): New pass.
10498 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
10499 uses outside of the loop.
10500 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
10501 form if it is available.
10502 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
10503 * passes.c (init_optimization_passes): Schedule complete inner
10504 loop unrolling pass before the first CCP pass after final inlining.
10506 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
10508 * targhooks.h (default_emutls_var_fields,
10509 default_emutls_var_init): Declare.
10510 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10511 * target.h (struct gcc_target): Add struct emutls member.
10512 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
10513 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
10514 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
10515 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
10516 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
10517 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
10518 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
10519 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
10520 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
10521 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
10522 emit debug information.
10523 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
10524 * varasm.c: Include targhooks.h.
10525 (emutls_object_section, emutls_tmpl_section): New.
10526 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
10527 (EMUTLS_SEPARATOR): New.
10528 (prefix_name): New.
10529 (get_emutls_object_name): New.
10530 (default_emutls_var_fields): New, broken out of ...
10531 (get_emutls_object_type): ... here. Adjust to use target hooks.
10532 (get_emutls_init_templ_addr): Adjust to use target hooks.
10533 (emutls_decl): Adjust to use target hooks.
10534 (emutls_finish): Likewise.
10535 (default_emutls_var_init): New, broken out of ...
10536 (assemble_variable): ... here. Adjust to use target hooks.
10537 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
10538 SECCAT_EMUTLS_TMPL.
10539 * c-common.c (handle_section_attribute): Prevent overriding
10540 sections for emulated tls with special sections.
10541 * config/i386/i386.c (x86_64_elf_select_section): Add
10542 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
10543 (x86_64_elf_unique_section): Likewise.
10544 * config/vxworks.c: Include tree.h.
10545 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
10546 (vxworks_override_options): Set TLS scheme.
10547 * doc/tm.texi (Emulated TLS): New node.
10549 2008-04-26 Simon Baldwin <simonb@google.com>
10552 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
10553 with propagated string constants.
10555 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
10557 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
10558 constraint for operand 2 when operand 0 is memory operand.
10559 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
10560 operand 0 is memory operand.
10561 (fix_trunc<mode>_i387_with_temp): Ditto.
10562 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
10563 operand 2 when operand 1 is memory operand.
10564 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
10565 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
10566 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
10567 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10568 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
10569 operands 2,3 and 4 when operand 1 is memory operand.
10570 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
10572 (fistdi2_floor_with_temp): Ditto.
10573 (fist<mode>2_floor_with_temp): Ditto.
10574 (fistdi2_ceil_with_temp): Ditto.
10575 (fist<mode>2_ceil_with_temp): Ditto.
10576 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
10578 2008-04-26 David Daney <ddaney@avtrex.com>
10580 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
10582 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
10583 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10584 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10585 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
10586 (compare_and_swap_12): New insn.
10587 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
10588 * config/mips/mips.c (mips_force_binary): New function.
10589 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
10590 (mips_expand_compare_and_swap_12): New function.
10591 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
10593 2008-04-25 Jan Hubicka <jh@suse.cz>
10596 * cfgexpand.c (pass_expand): Turn into RTL pass.
10597 * passes.c (execute_one_pass): Do pass typechecking after execution.
10598 * tree-pass.h (pass_expand): Turn into RTL pass.
10600 * function.h (struct rtl_data): Move here fields
10601 accesses_prior_frames, calls_eh_return, saves_all_registers,
10602 has_nonlocal_goto, has_asm_statement, is_thunk,
10603 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
10604 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
10605 arg_pointer_save_area_init from struct function; turn into bool.
10606 (struct function): Move
10607 calls_eh_return, saves_all_registers, has_nonlocal_goto,
10608 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
10609 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
10610 tail_call_emit, arg_pointer_save_area_init
10611 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
10612 (current_function_returns_struct, current_function_returns_pcc_struct,
10613 current_function_calls_setjmp, current_function_calls_alloca,
10614 current_function_accesses_prior_frames,
10615 current_function_calls_eh_return, current_function_is_thunk,
10616 current_function_stdarg, current_function_profile,
10617 current_function_limit_stack, current_function_uses_pic_offset_table,
10618 current_function_uses_const_pool, current_function_has_nonlocal_label,
10619 current_function_saves_all_registers,
10620 current_function_has_nonlocal_goto,
10621 current_function_has_asm_statement): Remove accesor macros.
10622 * ra-conflict.c (global_conflicts): Update.
10623 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
10624 (suitable_for_tail_call_opt_p): Update.
10625 * builtins.c (expand_builtin_return_addr): Update.
10626 (expand_builtin_setjmp_setup): Update.
10627 (expand_builtin_nonlocal_goto): Update.
10628 * final.c (final_start_function): Update.
10629 (profile_function): Update.
10630 (leaf_function_p): Update.
10631 (only_leaf_regs_used): Update.
10632 * df-scan.c (df_get_exit_block_use_set): Update.
10633 * dojump.c (clear_pending_stack_adjust): Update.
10634 * tree-stdarg.c (gate_optimize_stdarg): Update.
10635 * gimple-low.c (lower_function_body): Update.
10636 * global.c (compute_regsets): Update.
10637 (global_alloc): Update.
10638 * dwarf2out.c (dwarf2out_begin_prologue): Update.
10639 * expr.c (expand_assignment): Update.
10640 * dse.c (dse_step0): Update.
10641 (dse_step1): Update.
10642 * c-decl.c (store_parm_decls): Update.
10643 * local-alloc.c (combine_regs): Update.
10644 (find_free_reg): Update.
10645 * function.c (assign_parms_augmented_arg_list): Update.
10646 (assign_parm_find_data_types): Update.
10647 (assign_parms): Update.
10648 (allocate_struct_function): Update.
10649 (expand_function_start): Update.
10650 (expand_function_end): Update.
10651 (get_arg_pointer_save_area): Update.
10652 (thread_prologue_and_epilogue_insns): Update.
10653 (rest_of_match_asm_constraints): Update.
10654 * stor-layout.c (variable_size): Update.
10655 * gcse.c (gcse_main): Update.
10656 (bypass_jumps): Update.
10657 * gimplify.c (gimplify_function_tree): Update.
10658 * calls.c (emit_call_1): Update.
10659 (expand_call): Update.
10660 * bt-load.c (compute_defs_uses_and_gen): Update.
10661 * except.c (sjlj_assign_call_site_values): Update.
10662 (sjlj_emit_function_enter): Update.
10663 (can_throw_external): Update.
10664 (set_nothrow_function_flags): Update.
10665 (expand_builtin_unwind_init): Update.
10666 (expand_eh_return): Update.
10667 (convert_to_eh_region_ranges): Update.
10668 (output_function_exception_table): Update.
10669 * emit-rtl.c (gen_tmp_stack_mem): Update.
10670 * cfgexpand.c (expand_used_vars): Update.
10671 (tree_expand_cfg): Update.
10672 * cfgcleanup.c (rest_of_handle_jump): Update.
10673 * explow.c (allocate_dynamic_stack_space): Update.
10674 * varasm.c (assemble_start_function): Update.
10675 (force_const_mem): Update.
10676 (mark_constant_pool): Update.
10677 * tree-optimize.c (tree_rest_of_compilation): Update.
10678 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
10679 * tree-cfg.c (notice_special_calls): Update.
10680 (is_ctrl_altering_stmt): Update.
10681 (tree_can_make_abnormal_goto): Update.
10682 (tree_purge_dead_abnormal_call_edges): Update.
10683 * config/alpha/predicates.md: Update.
10684 * config/alpha/alpha.c (alpha_sa_mask): Update.
10685 (alpha_sa_size): Update.
10686 (alpha_does_function_need_gp): Update.
10687 (alpha_expand_prologue): Update.
10688 (alpha_start_function): Update.
10689 (alpha_output_function_end_prologue): Update.
10690 (alpha_expand_epilogue): Update.
10691 * config/frv/frv.c (frv_stack_info): Update.
10692 (frv_expand_epilogue): Update.
10693 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
10694 (s390_register_info): Update.
10695 (s390_frame_info): Update.
10696 (s390_init_frame_layout): Update.
10697 (s390_can_eliminate): Update.
10698 (save_gprs): Update.
10699 * config/spu/spu.c (spu_split_immediate): Update.
10700 (need_to_save_reg): Update.
10701 (spu_expand_prologue): Update.
10702 (spu_expand_epilogue): Update.
10703 * config/sparc/sparc.md: Update.
10704 * config/sparc/sparc.c (eligible_for_return_delay): Update.
10705 (sparc_tls_got): Update.
10706 (legitimize_pic_address): Update.
10707 (sparc_emit_call_insn): Update.
10708 (sparc_expand_prologue): Update.
10709 (output_return): Update.
10710 (print_operand): Update.
10711 (sparc_function_ok_for_sibcall): Update.
10712 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
10713 * config/m32r/m32r.md: Update.
10714 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
10715 (m32r_compute_frame_size): Update.
10716 (m32r_expand_prologue): Update.
10717 (m32r_expand_epilogue): Update.
10718 (m32r_legitimize_pic_address): Update.
10719 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
10720 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10721 * config/i386/i386.c (ix86_frame_pointer_required): Update.
10722 (gen_push): Update.
10723 (ix86_save_reg): Update.
10724 (ix86_compute_frame_layout): Update.
10725 (ix86_expand_prologue): Update.
10726 (ix86_expand_epilogue): Update.
10727 * config/sh/sh.c (output_stack_adjust): Update.
10728 (calc_live_regs): Update.
10729 (sh5_schedule_saves): Update.
10730 (sh_expand_prologue): Update.
10731 (sh_expand_epilogue): Update.
10732 (sh_setup_incoming_varargs): Update.
10733 (sh_allocate_initial_value): Update.
10734 (sh_get_pr_initial_val): Update.
10735 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
10736 * config/sh/sh.md (label:): Update.
10737 * config/avr/avr.c (out_movhi_mr_r): Update.
10738 * config/crx/crx.h (enum): Update.
10739 * config/xtensa/xtensa.h (along): Update.
10740 * config/stormy16/stormy16.c Update.
10741 (xstormy16_compute_stack_layout): Update.
10742 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
10743 (fr30_expand_prologue): Update.
10744 * config/cris/cris.c (cris_conditional_register_usage): Update.
10745 (cris_reg_saved_in_regsave_area): Update.
10746 (cris_initial_frame_pointer_offset): Update.
10747 (cris_simple_epilogue): Update.
10748 (cris_expand_prologue): Update.
10749 (cris_expand_epilogue): Update.
10750 (cris_expand_pic_call_address): Update.
10751 (cris_asm_output_symbol_ref): Update.
10752 (cris_asm_output_label_ref): Update.
10753 * config/cris/cris.md Update.
10754 * config/iq2000/iq2000.c (compute_frame_size): Update.
10755 (iq2000_expand_epilogue): Update.
10756 * config/mt/mt.h (save_direction): Update.
10757 * config/mn10300/mn10300.c (mn10300_function_value): Update.
10758 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10759 (ia64_secondary_reload_class): Update.
10760 * config/m68k/m68k.c (m68k_save_reg): Update.
10761 (m68k_expand_prologue): Update.
10762 (m68k_expand_epilogue): Update.
10763 (legitimize_pic_address): Update.
10764 * config/rs6000/rs6000.c (rs6000_got_register): Update.
10765 (first_reg_to_save): Update.
10766 (first_altivec_reg_to_save): Update.
10767 (compute_vrsave_mask): Update.
10768 (compute_save_world_info): Update.
10769 (rs6000_stack_info): Update.
10770 (spe_func_has_64bit_regs_p): Update.
10771 (rs6000_ra_ever_killed): Update.
10772 (rs6000_emit_eh_reg_restore): Update.
10773 (rs6000_emit_allocate_stack): Update.
10774 (rs6000_emit_prologue): Update.
10775 (rs6000_emit_epilogue): Update.
10776 (rs6000_output_function_epilogue): Update.
10777 (output_profile_hook): Update.
10778 (rs6000_elf_declare_function_name): Update.
10779 * config/rs6000/rs6000.h (rs6000_args): Update.
10780 * config/rs6000/rs6000.md: Update.
10781 * config/mcore/mcore.c (mcore_expand_prolog): Update.
10782 * config/arc/arc.c (arc_output_function_epilogue): Update.
10783 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
10784 * config/darwin.c (machopic_function_base_name): Update.
10785 * config/score/score3.c (score3_compute_frame_size): Update.
10788 (score3_epilogue): Update.
10789 * config/score/score7.c (score7_compute_frame_size): Update.
10790 (score7_prologue): Update.
10791 (score7_epilogue): Update.
10792 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
10793 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10794 * config/arm/arm.c (use_return_insn): Update.
10795 (require_pic_register): Update.
10796 (arm_load_pic_register): Update.
10797 (arm_compute_save_reg0_reg12_mask): Update.
10798 (arm_compute_save_reg_mask): Update.
10799 (thumb1_compute_save_reg_mask): Update.
10800 (output_return_instruction): Update.
10801 (arm_output_function_prologue): Update.
10802 (arm_output_epilogue): Update.
10803 (arm_get_frame_offsets): Update.
10804 (arm_expand_prologue): Update.
10805 (thumb_pushpop): Update.
10806 (thumb_exit): Update.
10807 (thumb1_expand_prologue): Update.
10808 (thumb1_expand_epilogue): Update.
10809 (arm_unwind_emit): Update.
10810 (arm_output_fn_unwind): Update.
10811 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
10812 * config/arm/arm.md: Update.
10813 * config/pa/pa.md: Update.
10814 * config/pa/pa.c (legitimize_pic_address): Update.
10815 (compute_frame_size): Update.
10816 (hppa_expand_prologue): Update.
10817 (hppa_expand_epilogue): Update.
10818 (borx_reg_operand): Update.
10819 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
10820 (HARD_REGNO_RENAME_OK): Update.
10821 * config/mips/mips.c (mips_global_pointer): Update.
10822 (mips_save_reg_p): Update.
10823 (mips_compute_frame_info): Update.
10824 (mips_frame_pointer_required): Update.
10825 (mips_expand_prologue): Update.
10826 (mips_expand_epilogue): Update.
10827 (mips_can_use_return_insn): Update.
10828 (mips_reorg_process_insns): Update.
10829 * config/v850/v850.c (compute_register_save_size): Update.
10830 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
10831 * config/mmix/mmix.c (along): Update.
10832 (mmix_expand_epilogue): Update.
10833 * config/bfin/bfin.c (legitimize_pic_address): Update.
10834 (must_save_p): Update.
10835 (stack_frame_needed_p): Update.
10836 (add_to_reg): Update.
10837 (bfin_expand_prologue): Update.
10838 * stmt.c (expand_asm_operands): Update.
10839 * reload1.c (reload): Update.
10840 (init_elim_table): Update.
10842 2008-04-25 Bob Wilson <bob.wilson@acm.org>
10844 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
10846 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
10848 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
10849 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
10850 (mov<mode>): Removed.
10851 (*movv4sf_internal): Likewise.
10852 (*movv2df_internal): Likewise.
10854 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
10856 * config.gcc (crx-*-elf): Remove deprecation.
10858 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
10860 * config/i386/cygming-crtend.c (register_frame_ctor): Register
10861 __gcc_deregister_frame with atexit.
10862 (deregister_frame_dtor): Remove.
10864 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
10865 Nathan Sidwell <nathan@codesourcery.com>
10867 * config/rs6000/rs6000.opt (mspe): Remove Var property.
10869 * config/rs6000/rs6000.h (rs6000_spe): Declare.
10870 (rs6000_isel): Likewise.
10871 * config/rs6000/rs6000.c (rs6000_spe): New variable.
10872 (rs6000_isel): New variable.
10873 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
10875 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10878 * c-common.c (handle_vector_size_attribute): Call
10879 lang_hooks.types.reconstruct_complex_type instead of
10880 reconstruct_complex_type.
10881 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
10882 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
10883 * langhooks.h (struct lang_hooks_for_types): Add
10884 reconstruct_complex_type hook.
10885 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
10886 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
10888 2008-04-24 Richard Guenther <rguenther@suse.de>
10890 * c-common.h (check_builtin_function_arguments): Declare.
10891 * c-common.c (validate_nargs): New function.
10892 (check_builtin_function_arguments): Likewise.
10893 * c-typeck.c (build_function_call): Call
10894 check_builtin_function_arguments.
10895 * builtins.c (fold_builtin_classify): Remove error reporting code.
10896 (fold_builtin_unordered_cmp): Likewise.
10897 (fold_builtin_1): Likewise.
10898 (fold_builtin_n): Likewise.
10900 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10902 PR tree-optimization/36008
10903 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
10904 the original op1, rather than delta by step.
10906 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
10907 Sebastian Pop <sebastian.pop@amd.com>
10909 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
10910 eliminate_local_variables_stmt, eliminate_local_variables,
10911 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
10912 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
10913 of code delimited by two edges in the CFG.
10914 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
10915 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
10916 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
10917 the case of parallelisation of reductions.
10918 (expr_invariant_in_region_p): New.
10920 * tree-flow.h (gather_blocks_in_sese_region): Declared.
10921 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
10923 2008-04-24 Ira Rosen <irar@il.ibm.com>
10924 Richard Guenther <rguenther@suse.de>
10926 PR tree-optimization/36034
10927 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
10928 incapable of dealing with loads with gaps.
10930 2008-04-24 Rafael Espindola <espindola@google.com>
10932 * tree-flow.h (vrp_evaluate_conditional): Change signature.
10933 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10934 vrp_evaluate_conditional.
10935 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
10936 (vrp_evaluate_conditional): Split the cond argument.
10937 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
10938 (simplify_stmt_for_jump_threading): Update call to
10939 vrp_evaluate_conditional.
10941 2008-04-24 Ira Rosen <irar@il.ibm.com>
10943 PR tree-optimization/35982
10944 * tree-vect-analyze.c (vect_check_interleaving): Check that the
10945 interleaved data-refs are of the same type.
10947 2008-04-24 Danny Smith <dannysmith@users.net>
10949 * c-format.c (check_format_info_main): Use strncmp rather than a
10950 magic prefix to handle multichar length specs.
10951 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
10952 Don't prefix "I64" and "I32" with '\0'.
10954 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10957 * config/i386/i386.c (init_cumulative_args): Don't pass anything
10958 in registers for -m32 only if stdarg_p (fntype).
10960 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
10962 PR rtl-optimization/36006
10963 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
10964 temp to op0 in order to avoid invalid rtx sharing.
10966 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10968 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
10969 check TREE_INVARIANT.
10970 * tree-gimple.c (is_gimple_address): New.
10971 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
10972 * tree-gimple.h (is_gimple_address): New.
10973 * tree.h (decl_address_invariant_p): New.
10974 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
10975 (build_string): Likewise.
10976 (decl_address_invariant_p): New, from is_gimple_invariant_address.
10977 (tree_invariant_p_1): Likewise.
10978 (save_expr): Use it.
10979 (tree_invariant_p): New.
10980 (skip_simple_arithmetic): Use it.
10981 (stabilize_reference_1): Use it.
10982 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
10984 (build1_stat): Drop code to compute TREE_INVARIANT.
10985 (build2_stat): Drop code to compute TREE_INVARIANT.
10986 (build3_stat): Drop code to compute TREE_INVARIANT.
10987 (build4_stat): Drop code to compute TREE_INVARIANT.
10988 (build5_stat): Drop code to compute TREE_INVARIANT.
10989 (build7_stat): Drop code to compute TREE_INVARIANT.
10990 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
10991 * tree.h (struct tree_base): Remove invariant_flag.
10992 (TREE_INVARIANT): Remove.
10993 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
10994 (fold_builtin_expect): Check TREE_CONSTANT.
10995 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
10996 * c-tree.h (c_expr_to_decl): Drop third parameter.
10997 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
10998 (build_c_cast): Don't set TREE_INVARIANT.
10999 (pop_init_level): Don't set TREE_INVARIANT.
11000 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11001 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11003 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11004 (gimplify_addr_expr): Adjust comment.
11005 * tree-mudflap.c (mf_build_string):
11006 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11007 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11008 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11009 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11010 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11011 * langhooks.h (struct lang_hooks): Drop third parameter from
11014 2008-04-23 Richard Guenther <rguenther@suse.de>
11016 PR tree-optimization/27799
11017 PR tree-optimization/32921
11018 PR tree-optimization/32624
11019 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11020 SMTs aliases and the tag itself into the solution.
11021 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11022 merge the points-to solution back into the SMT aliases.
11023 (may_alias_p): Use alias_set_subset_of instead of
11024 aliases_conflict_p. A pointer which points to
11025 memory with alias set zero may access any variable.
11027 2008-04-23 Richard Guenther <rguenther@suse.de>
11029 * alias.c (alias_set_subset_of): Correctly handle asking
11030 if zero is a subset of an alias set with zero child.
11031 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11032 (compute_flow_insensitive_aliasing): Correctly walk all
11033 pointers. Do not unnecessarily union sets.
11035 2008-04-23 Richard Guenther <rguenther@suse.de>
11037 PR middle-end/36021
11038 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11040 2008-04-22 Tomas Bily <tbily@suse.cz>
11042 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11044 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11046 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11047 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11048 * tree-inline.c (estimate_num_insns_1): Likewise.
11049 * varasm.c (const_hash_1, compare_constant, copy_constant)
11050 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11051 * emit-rtl.c (component_ref_for_mem_expr)
11052 (set_mem_attributes_minus_bitpos): Likewise.
11053 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11054 (is_aligning_offset): Likewise.
11055 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11056 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11057 * dojump.c (do_jump): Likewise.
11058 * builtins.c (get_pointer_alignment, get_memory_rtx)
11059 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11060 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11062 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11064 PR rtl-optimization/36017
11065 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11066 expanding the library call.
11068 2008-04-22 Ian Lance Taylor <iant@google.com>
11070 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11071 than size_in_bytes.
11073 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11075 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11076 of LR/CTR moves for Power6.
11078 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11080 PR middle-end/36003
11081 * passes.c (init_optimization_passes): Remove
11082 pass_fast_rtl_byte_dce.
11084 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11087 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11088 builtin functions to generate faster code.
11089 (_mm_cvtpu16_ps): Ditto.
11090 (_mm_cvtpi32x2_ps): Ditto.
11092 2008-04-22 Nick Clifton <nickc@redhat.com>
11094 * common.opt (ftree-loop-distribution): Add Optimization
11097 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11098 (frv_expand_builtin_va_start): Likewise.
11100 * config/arm/arm.c (thumb_find_work_register): Fix location of
11101 argument register count.
11103 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11105 Support scheduling for ColdFire V1 and V3 microarchitecture.
11106 Improve scheduling of multiplication instructions.
11108 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11109 (mac): New instruction attribute.
11110 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11111 (m68k_sched_mac): New variable.
11112 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11113 Handle cfv1 and cfv3.
11114 (max_insn_size): New static variable.
11115 (struct _sched_ib): New type.
11116 (sched_ib): New static variable.
11117 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11118 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11119 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11121 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11122 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11123 new variables. Update.
11124 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11125 Add modeling of cfv3 instruction buffer. Update.
11126 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11127 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11128 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11129 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11130 a particular reservation applies to.
11131 (type2): Reorganize attribute values. Rename alu to alu_reg,
11132 alu_l to alu, move_l to omove. Join move to alu. Split mul
11133 to mul_l and mul_w.
11134 (cf_ib_*): Simplify description of instruction buffer.
11135 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11136 (cf_mem): Split into cf_mem1 and cf_mem2.
11137 (cf_v2_move_??): Rename to cfv12_alu_??.
11138 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11139 (cf_v2_mul_??): Remove reservations.
11140 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11141 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11142 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11144 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11145 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11146 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11147 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11148 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11149 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11150 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11151 expansions of the above reservations for instructions of sizes
11154 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11156 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11158 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11160 * coverage.c: Include tree-pass.h.
11161 (coverage_counter_alloc): Print da_file_name to the dump file.
11163 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11165 * sbitmap.c (sbitmap_range_empty_p): New function.
11166 * sbitmap.h (sbitmap_range_empty_p): New function.
11167 * bitmap.h: Now includes obstack.h.
11169 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11170 Kenneth Zadeck <zadeck@naturalbridge.com>
11172 * dbgcnt.def (ra_byte_scan): Added.
11173 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11174 when the last hit happens for a counter.
11175 * timevar.def (TV_DF_BYTE_LR): New variable.
11176 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11177 * passes.c (pass_fast_rtl_byte_dce): New pass.
11178 * fwprop.c (update_df): Added mode to call df_ref_create.
11179 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11180 DF_REF_EXTRACT_OFFSET.
11181 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11182 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11184 (df_ref_extract): Added mode field.
11185 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11186 DF_REF_EXTRACT_OFFSET.
11187 (DF_REF_EXTRACT_MODE): New macro.
11188 (df_byte_lr_bb_info): New structure.
11189 (df_print_byte_regset, df_compute_accessed_bytes,
11190 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11191 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11192 df_byte_lr_simulate_uses,
11193 df_byte_lr_simulate_artificial_refs_at_top,
11194 df_byte_lr_simulate_artificial_refs_at_end,
11195 df_compute_accessed_bytes): New function.
11196 (df_ref_create): Add parameter.
11197 (df_byte_lr_get_bb_info): New inline function.
11198 * df-scan.c (df_ref_record, df_uses_record,
11199 df_ref_create_structure): Added mode parameter.
11200 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11201 df_defs_record, df_uses_record, df_get_conditional_uses,
11202 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11203 df_entry_block_defs_collect, df_exit_block_uses_collect):
11204 Added mode parameter to calls to df_ref_record, df_uses_record,
11205 df_ref_create_structure.
11206 (df_ref_equal_p, df_ref_compare): Added test for modes.
11207 (df_ref_create_structure): Added code to set mode. Renamed
11208 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11209 DF_REF_EXTRACT_OFFSET.
11210 * df-core.c (df_print_byte_regset): New function.
11211 * df-byte-scan.c: New file.
11212 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11213 calls to BITMAP_FREE.
11214 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11215 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11216 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11217 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11218 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11219 df_byte_lr_local_compute, df_byte_lr_init,
11220 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11221 df_byte_lr_transfer_function, df_byte_lr_free,
11222 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11223 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11224 df_byte_lr_simulate_uses,
11225 df_byte_lr_simulate_artificial_refs_at_top,
11226 df_byte_lr_simulate_artificial_refs_at_end): New function.
11227 * dce.c (byte_dce_process_block): New function.
11228 (dce_process_block): au is now passed in rather than computed
11229 locally. Changed loops that look at artificial defs to not look
11230 for conditional or partial ones, because there never are any.
11231 (fast_dce): Now is able to drive byte_dce_process_block or
11232 dce_process_block depending on the kind of dce being done.
11233 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11234 (rest_of_handle_fast_byte_dce): New function.
11235 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11236 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11238 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11241 * gcc.h: Added fortran options that take arguments to
11242 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11245 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11247 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11248 scalarization if on the LHS and not a full access.
11250 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11252 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11254 2008-04-18 Rafael Espindola <espindola@google.com>
11256 * tree-vrp.c (find_case_label_index): Fix the binary search.
11257 (find_case_label_range): New.
11258 (vrp_visit_switch_stmt): Use find_case_label_range.
11259 (simplify_switch_using_ranges): Use find_case_label_range.
11261 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11263 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11264 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11266 2008-04-18 Tom Tromey <tromey@redhat.com>
11269 * doc/cpp.texi (Implementation-defined behavior): Mention
11272 2008-04-18 Ian Lance Taylor <iant@google.com>
11274 * fold-const.c (pointer_may_wrap_p): New static function.
11275 (fold_comparison): Add another test for pointer overflow. Use
11276 pointer_may_wrap_p to disable some false positives.
11278 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11280 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11281 (fname_as_string): Match updated cpp_interpret_string prototype.
11282 (fix_string_type): Support char16_t* and char32_t*.
11283 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11284 derivative) nodes. Register as builtin if C++0x.
11285 (c_parse_error): Support CPP_CHAR{16,32}.
11286 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11287 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11288 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11289 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11290 CTI_CHAR32_ARRAY_TYPE>: New elements.
11291 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11292 char32_type_node, signed_char32_type_node, char16_array_type_node,
11293 char32_array_type_node): New defines.
11294 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11295 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11296 (lex_string): Support CPP_STRING{16,32}, match updated
11297 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11298 (lex_charconst): Support CPP_CHAR{16,32}.
11299 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11300 and CPP_STRING{16,32}.
11302 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11305 * aclocal.m4: Regenerate.
11306 * configure: Regenerate.
11308 2008-04-18 Jan Hubicka <jh@suse.cz>
11310 * except.c (dw2_size_of_call_site_table,
11311 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11313 * cgraphbuild.c (build_cgraph_edges): Update.
11314 * tree-pass.h: Update comment.
11315 * final.c (leaf_function_p): Update.
11316 (leaf_renumber_regs): Update.
11317 (rest_of_clean_state): Update.
11318 * omp-low.c (expand_omp_parallel): Update.
11319 * ipa-reference.c (analyze_function): Update.
11320 * reorg.c (find_end_label): Update.
11321 (optimize_skip): Update.
11322 (fill_simple_delay_slots): Update.
11323 (fill_simple_delay_slots): Update.
11324 (make_return_insns): Update.
11325 (dbr_schedule): Update.
11326 * gimple-low.c (record_vars_into): Update.
11327 * cfgbuild.c (make_edges): Update.
11328 * function.c (assign_stack_local): Update.
11329 (assign_parm_adjust_stack_rtl): Update.
11330 (locate_and_pad_parm): Update.
11331 (allocate_struct_function): Do not initialize stack_alignment_needed
11332 and preferred_stack_boundary here.
11333 (stack_protect_prologue): Update.
11334 (stack_protect_epilogue): Update.
11335 (expand_function_start): Initialize stack_alignment_needed,
11336 preferred_stack_boundary and max_jumptable_ents.
11337 (expand_function_end): Update.
11338 (free_after_compilation): Do not NULLify epilogue_delay_list.
11339 * function.h (struct rtl_data): Add stack_protect_guard,
11340 stack_alignment_needed,
11341 preferred_stack_boundary, epilogue_delay_list.
11342 (struct function): Remove value_histograms, stack_alignment_needed,
11343 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11345 unexpanded_var_list, stack_protect_guard.
11346 (current_function_epilogue_delay_list): Remove.
11347 * ipa-type-escape.c (analyze_function): Update.
11348 * gimplify.c (pop_gimplify_context): Update comment.
11349 * calls.c (expand_call): Update.
11350 (emit_library_call_value_1): Update.
11351 * except.c (set_nothrow_function_flags): Update.
11352 * cfgexpand.c (get_decl_align_unit): Update.
11353 (create_stack_guard): Update.
11354 (estimated_stack_frame_size): Update.
11355 (expand_used_vars): Update.
11356 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11357 * explow.c (allocate_dynamic_stack_space): Update.
11358 * tree-ssa-live.c (remove_unused_locals): Update.
11359 * varasm.c (mark_constant_pool): Update.
11360 * tree-inline.c (remap_decls): Update.
11361 (initialize_cfun): Update.
11362 (declare_return_variable): Update.
11363 (inline_forbidden_p): Update.
11364 (expand_call_inline): Update.
11365 (declare_inline_vars): Update.
11366 (tree_function_versioning): Update.
11367 * tree-flow.h (value_histograms): New.
11368 (VALUE_HISTOGRAMS): New macro.
11369 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11371 * tree-cfg.c (set_bb_for_stmt): Update.
11372 (replace_by_duplicate_decl): Update.
11373 (move_block_to_fn): Update.
11374 (new_label_mapper): Update.
11375 (dump_function_to_file): Update.
11376 * ipa-struct-reorg.c (build_data_structure): Update.
11377 * cfgrtl.c (print_rtl_with_bb): Update.
11378 * reload1.c (reload): Update.
11380 * config/i386/i386.c (setup_incoming_varargs_64,
11381 ix86_compute_frame_layout): Update.
11382 * config/arc/arc.c (arc_output_function_epilogue): Update.
11384 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11386 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11387 for FreeBSD as well.
11388 * gthr-posix95.h: Likewise.
11390 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11392 PR rtl-optimization/35838
11393 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11394 out the byte offset of the first subreg.
11396 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11398 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11399 to split_ti instead of three separate calls with single member arrays.
11400 (subti3 splitter): Ditto.
11401 (adddi3 splitter): Ditto with split_di.
11402 (subdi3 splitter): Ditto.
11403 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11404 two separate calls with single member arrays. Swap match_dup
11405 operands 1 and 2 to better fit into the array.
11406 (negdi2 splitter): Ditto with split_di.
11407 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11408 two separate calls with single member arrays. Swap match_dup operands
11409 6 and 7 to better fit into the array.
11411 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11413 * config/i386/i386.c (sse_builtin_type): New.
11414 (bdesc_sse_args): Likewise.
11415 (bdesc_sse_3arg): Removed.
11416 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11417 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11418 IX86_BUILTIN_ROUNDPS.
11419 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11420 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11421 IX86_BUILTIN_ROUNDPS.
11422 (ix86_expand_sse_4_operands_builtin): Removed.
11423 (ix86_expand_sse_operands_builtin): New.
11424 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11425 and CODE_FOR_sse4_1_roundps.
11426 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11427 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11429 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11432 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11433 regs before frame pop when needed. If use_backchain_to_restore_sp
11434 then load backchain into a temp reg to restore vr and vrsave. Add
11435 code to restore vr after frame pop if possible.
11437 2008-04-17 Richard Guenther <rguenther@suse.de>
11439 * tree-vn.c (expressions_equal_p): Do not check type
11440 equality or compatibility before calling operand_equal_p.
11441 * fold-const.c (operand_equal_p): Check equivalence of
11442 integer constants before bailing out due to signedness or
11443 precision differences.
11444 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11445 spurious differences in type qualification. Ignore types
11446 for COMPONENT_REFs at all.
11448 2008-04-17 Christian Bruel <christian.bruel@st.com>
11450 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11451 msw_skip comparison.
11453 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11456 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11459 PR tree-optimization/35899
11460 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11461 rather than TREE_OPERAND.
11463 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11466 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11467 temporary registers. Change operand predicate to general_operand.
11468 (remainderxf3): Ditto.
11470 2008-04-16 Richard Guenther <rguenther@suse.de>
11472 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11473 * tree-affine.c (aff_combination_expand): Look through some
11476 2008-04-15 Doug Kwan <dougkwan@google.com>
11478 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
11480 * tree-pretty-print.c (dump_generic_node): Ditto.
11481 * final.c (output_addr_const): Ditto.
11482 * dwarf2out.c (output_cfi): Ditto.
11483 * c-pretty-print.c (pp_c_integer_constant): Ditto.
11484 * print-rtl.c (print_rtx): Ditto.
11485 * print-tree.c (print_node_brief, print_node): Ditto.
11486 * c-common.c (match_case_to_enum_1): Ditto.
11487 * sched-vis.c (print_value): Ditto.
11488 * config/i386/i386.c (print_operand): Cast to long unsigned int
11491 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
11492 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
11493 MS Windows VirtualProtect function.
11495 2008-04-15 Jan Hubicka <jh@suse.cz>
11497 * gengtype.c (write_root): Param_is argument is OK.
11498 * expr.c (expand_expr_real_1): Update call of get_exception_*.
11499 * function.h: Include varray.h
11500 (rtl_eh): New stucture based on except.c one.
11501 (call_site_record): New forward declaration and vector type.
11502 * calls.c (emit_call_1): Do not call
11503 note_current_region_may_contain_throw.
11504 * except.c (eh_status): Remove cur_region, try_region since they are
11506 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
11507 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
11508 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
11509 Remove call_site_data_used, call_site_data_size.
11510 Turn call_site_record into vector in function.h.
11511 (note_current_region_may_contain_throw): Remove.
11512 (get_exception_pointer, get_exception_filter): Do not take struct
11513 function argument; update.
11514 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
11515 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
11516 build_post_landing_pads, dw2_build_landing_pads,
11517 sjlj_assign_call_site_values, sjlj_mark_call_sites,
11518 sjlj_emit_function_enter, sjlj_emit_function_enter,
11519 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
11520 sjlj_build_landing_pads, finish_eh_generation,
11521 remove_exception_handler_label, remove_eh_handler,
11522 maybe_remove_eh_handler, add_reachable_handler,
11523 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
11524 add_action_record, collect_one_action_chain, add_call_site,
11525 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
11526 sjlj_output_call_site_table, output_function_exception_table,
11527 * except.h (note_current_region_may_contain_throw): Remove
11528 (get_exception_pointer, get_exception_filter): Do not take struct
11530 * Makefile.in (GTFILES): Put varargs before struct function.
11532 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11534 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
11535 punt for STRING_CST.
11536 (get_constraint_for): Deal with STRING_CST here instead.
11538 2008-04-15 Richard Guenther <rguenther@suse.de>
11540 * tree-ssa-propagate.c (substitute_and_fold): Substitute
11541 statements in a basic-block with a backward walk. Do not
11542 substitute into dead statements but instead remove those.
11544 2008-04-15 Richard Guenther <rguenther@suse.de>
11546 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
11547 to zero, thus disable creation of SFTs.
11549 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11551 * tree-predcom.c (suitable_reference_p): Return false if the
11552 reference can throw.
11554 2008-04-15 Jakub Jelinek <jakub@redhat.com>
11557 * c-decl.c (finish_decl): If extern or static var has variable
11558 size, set TREE_TYPE (decl) to error_mark_node.
11560 2008-04-15 Rafael Espindola <espindola@google.com>
11562 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
11565 2008-04-15 Richard Guenther <rguenther@suse.de>
11567 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11568 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
11569 (visit_reference_op_load): Do walk vuse-vdef chains on
11570 vn_reference_lookup.
11571 (visit_reference_op_store): But do not here.
11572 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
11573 vn_reference_lookup.
11574 (vn_lookup_with_vuses): But do so here.
11576 2008-04-14 Ian Lance Taylor <iant@google.com>
11578 * fold-const.c (fold_overflow_warning): Remove assertion.
11580 2008-04-15 Ben Elliston <bje@au.ibm.com>
11582 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
11583 temp1 local variables.
11585 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
11588 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
11589 ".text.unlikely" section as executable.
11591 2008-04-14 James E. Wilson <wilson@tuliptree.org>
11593 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11594 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
11595 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
11596 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
11597 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
11598 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
11599 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
11601 2008-04-14 Ian Lance Taylor <iant@google.com>
11603 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
11604 * fold-const.c (fold_comparison): If appropriate, test
11605 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
11606 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
11607 reassociating a pointer type.
11608 * doc/invoke.texi (Optimize Options): Document that
11609 -fstrict-overflow applies to pointer wraparound.
11611 2008-04-13 Jan Hubicka <jh@suse.cz>
11613 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
11615 2008-04-12 Andrew Pinski <pinskia@gmail.com>
11617 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
11618 we are going to "save the world".
11620 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
11622 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
11623 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
11624 operand 0 constraint, not "=".
11626 2008-04-11 James E. Wilson <wilson@tuliptree.org>
11628 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
11630 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11632 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
11633 of size of positions_needed * CHAR_BIT.
11635 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11637 PR middle-end/35897
11638 * dse.c (store_info): Change positions_needed to unsigned
11640 (lowpart_bitmask): New.
11641 (record_store): Cast to unsigned HOST_WIDE_INT for
11642 positions_needed. Assert width <= size of positions_needed *
11643 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
11644 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
11645 lowpart_bitmask to set mask.
11647 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11649 * config/bfin/constraints.md: New file.
11650 * config/bfin/bfin.md: Include it.
11651 (adddi3): Use satisfies_constraint functions instead of the old macros.
11652 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
11653 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
11654 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
11655 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
11656 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
11657 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
11658 EXTRA_CONSTRAINT): Delete.
11659 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
11660 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
11662 * config/bfin/bfin.c: Include "tm-constrs.h".
11663 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
11664 Use satisfies_constraint functions instead of the old macros.
11665 * doc/md.texi (Blackfin Constraints): Update file name reference.
11667 2008-04-11 Richard Guenther <rguenther@suse.de>
11669 PR tree-optimization/35869
11670 * tree-vrp.c (execute_vrp): Move switch statement update after
11671 jump threading. Schedule another cfg cleanup run.
11673 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
11676 * attribs.c (decl_attributes): Return early on errorneous node.
11678 2008-04-10 Oleg Ryjkov <olegr@google.com>
11680 * tree.h (struct tree_base): Added a new flag default_def_flag.
11681 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
11683 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
11685 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
11687 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11690 * pa.md: Define mode iterator P. Define mode attribute dwc.
11691 (dcacheflush): Update pattern to use iterator P and attribute dwc.
11692 (icacheflush): Likewise.
11693 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
11694 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
11696 2008-04-11 Ben Elliston <bje@au.ibm.com>
11698 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
11700 2008-04-10 Rafael Espindola <espindola@google.com>
11702 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
11703 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
11704 (extract_range_from_expr): The same.
11706 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11708 * config/mips/mips.md (GPR2): New mode iterator.
11709 (seq): Add comment.
11710 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
11711 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
11712 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
11713 Rewrite these to take two modes, the mode of comparison and the
11714 mode of the destination.
11715 * config/mips/mips.c (mips_expand_scc): Instead of having
11716 paradoxical subreg as destination, expand "narrowing" scc if mode
11717 of comparison is SI and target is requested in DI mode.
11718 (mips_emit_int_order_test): Update comment. Make mode of
11719 comparison match CMP0 rather than TARGET. When creating inverse
11720 target use mode of TARGET.
11722 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11724 * gcov-dump.c (tag_summary): Only print summaries for the first
11725 GCOV_COUNTERS_SUMMABLE counters.
11727 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
11729 * config/i386/i386.md (absneg): New code iterator.
11730 (absnegprefix): New code attribute.
11731 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
11732 patterns using absneg code iterator.
11733 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
11734 using absneg code iterator.
11735 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
11736 *neg<mode>2 patterns using absneg code iterator.
11737 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11738 *negextendsfdf2 patterns using absneg code iterator.
11739 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
11740 *negextendsfxf2 patterns using absneg code iterator.
11741 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11742 *negextendsfdf2 patterns using absneg code iterator.
11743 * config/i386/sse.md (<code><mode>2): Macroize expander from
11744 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
11746 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
11748 * config/s390/s390.h: Remove the remains of the recent search
11749 & replace action of current_function_outgoing_args_size.
11751 2008-04-10 Ira Rosen <irar@il.ibm.com>
11753 PR tree-optimization/35821
11754 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
11755 NEW_STMT_LIST is not NULL.
11757 2008-04-09 David Edelsohn <edelsohn@gnu.org>
11760 * toplev.c (process_options): Remove -ffunction-sections debugging
11763 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
11765 PR middle-end/PR28690
11766 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
11767 than gen_rtx_fmt_ee to perform more canonicalizations.
11769 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11772 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
11774 2008-04-09 Richard Guenther <rguenther@suse.de>
11776 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
11777 (dump_function_to_file): Dump function arguments with types.
11779 2008-04-08 Richard Guenther <rguenther@suse.de>
11781 * fold-const.c (fold_widened_comparison): Do not allow
11782 sign-changes that change the result.
11784 2008-04-08 Janis Johnson <janis187@us.ibm.com>
11787 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
11788 kinds of indirect references.
11790 2008-04-08 David Edelsohn <edelsohn@gnu.org>
11792 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
11793 GNU Fortran language string.
11795 2008-04-08 Rafael Espindola <espindola@google.com>
11797 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
11798 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
11799 * tree.h (tree_call_nonnegative_warnv_p): New.
11801 2008-04-08 Jan Hubicka <jh@suse.cz>
11803 * function.c (free_after_compilation): Clear out regno_reg_rtx
11806 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
11809 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11811 PR middle-end/PR28690
11812 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
11813 same precedence as REG_POINTER and MEM_POINTER operands.
11815 2008-04-08 Richard Guenther <rguenther@suse.de>
11817 PR middle-end/35834
11818 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
11819 for adding index to base.
11821 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
11823 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
11824 (MINGW_ENABLE_EXECUTE_STACK): New.
11825 (IN_LIBGCC2): For libgcc include windows.h file for
11826 function declarations.
11828 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
11830 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
11831 and tem2 if tem1 is not a REG or MULT.
11833 2008-04-08 Jan Hubicka <jh@suse.cz>
11835 * function.h (incomming_args): Break out of struct function.
11836 (function_subsections): Break out of struct function.
11837 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
11838 return_rtx and hard_reg_initial_vals from struct function.
11839 Kill inl_max_label_num.
11840 (current_function_pops_args, current_function_args_info,
11841 current_function_args_size, current_function_args_size,
11842 current_function_pretend_args_size,
11843 current_function_outgoing_args_size,
11844 current_function_internal_arg_pointer, current_function_return_rtx):
11845 Kill compatibility accestor macros.
11846 * builtins.c (expand_builtin_apply_args_1): Update.
11847 (expand_builtin_next_arg): Update.
11848 * df-scan.c (df_get_call_refs): Update.
11849 * dbxout.c (dbxout_function_end): Update.
11850 * dwarf2out.c (dwarf2out_switch_text_section): Update.
11851 (output_line_info): Update.
11852 (secname_for_decl): Update.
11853 (dwarf2out_var_location): Update.
11854 * function.c (free_after_compilation): Update.
11855 (assign_parm_find_stack_rtl): Update.
11856 (assign_parms): Update.
11857 (expand_dummy_function_end): Update.
11858 (expand_function_end): Update.
11859 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
11860 (expand_call): Update.
11861 (emit_library_call_value_1): Update.
11862 (store_one_arg): Update.
11863 * varasm.c (initialize_cold_section_name): Update.
11864 (unlikely_text_section): Update.
11865 (unlikely_text_section_p): Update.
11866 (assemble_start_function): Update.
11867 (assemble_end_function): Update.
11868 (default_section_type_flags): Update.
11869 (switch_to_section): Update.
11870 * integrate.c (set_decl_abstract_flags): Update.
11871 (get_hard_reg_initial_val): Update.
11872 (has_hard_reg_initial_val): Update.
11873 (allocate_initial_values): Update.
11874 * resource.c (init_resource_info): Update.
11875 * config/alpha/alpha.c (NUM_ARGS): Update.
11876 (direct_return): Update.
11877 (alpha_va_start): Update.
11878 (alpha_sa_size): Update.
11879 (alpha_initial_elimination_offset): Update.
11880 (alpha_expand_prologue): Update.
11881 (alpha_start_function): Update.
11882 (alpha_expand_epilogue): Update.
11883 (unicosmk_initial_elimination_offset):
11884 * config/alpha/alpha.md (call expander): Update.
11885 * config/s390/s390.c (s390_register_info): Update.
11886 (s390_register_info): Update.
11887 (s390_frame_info): Update.
11888 (s390_initial_elimination_offset): Update.
11889 (s390_build_builtin_va_list): Update.
11890 (s390_va_start): Update.
11891 * config/spu/spu.c (direct_return): Update.
11892 (spu_expand_prologue): Update.
11893 (spu_initial_elimination_offset): Update.
11894 (spu_build_builtin_va_list): Update.
11895 (spu_va_start): Update.
11896 * config/sparc/sparc.c (sparc_init_modes): Update.
11897 (sparc_compute_frame_size): Update.
11898 (function_value): Update.
11899 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
11900 * config/i386/i386.md (return expander): Update.
11901 * config/i386/i386.c (ix86_va_start): Update.
11902 (ix86_can_use_return_insn_p): Update.
11903 (ix86_compute_frame_layout): Update.
11904 (ix86_expand_epilogue): Update.
11905 * config/sh/sh.c (output_stack_adjust): Update.
11906 (calc_live_regs): Update.
11907 (sh_expand_prologue): Update.
11908 (sh_builtin_saveregs): Update.
11909 (sh_va_start): Update.
11910 (initial_elimination_offset): Update.
11911 (sh_allocate_initial_value): Update.
11912 (sh_function_ok_for_sibcall): Update.
11913 (sh_get_pr_initial_val): Update.
11914 * config/sh/sh.md (return expander): Update.
11915 * config/avr/avr.c (frame_pointer_required_p): UPdate.
11916 * config/crx/crx.c (crx_compute_frame): UPdate.
11917 (crx_initial_elimination_offset): UPdate.
11918 * config/xtensa/xtensa.c (compute_frame_size): Update
11919 (xtensa_builtin_saveregs): Update.
11920 (xtensa_va_start): Update.
11921 (order_regs_for_local_alloc): Update.
11922 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
11923 (xstormy16_expand_builtin_va_start): Update.
11924 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
11925 * config/m68hc11/m68hc11.md (return expanders): Update.
11926 * config/m68hc11/m68hc11.c (expand_prologue): Update.
11927 (expand_epilogue): Update.
11928 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
11929 (cris_simple_epilogue): Update.
11930 (cris_expand_prologue): Update.
11931 (cris_expand_epilogue): Update.
11932 * config/iq2000/iq2000.c (iq2000_va_start): Update.
11933 (compute_frame_size): Update.
11934 * config/mt/mt.c (mt_compute_frame_size): Update.
11935 * config/mn10300/mn10300.c (expand_prologue): Update.
11936 (expand_epilogue): Update.
11937 (initial_offset): Update.
11938 (mn10300_builtin_saveregs):
11939 * config/mn10300/mn10300.md (return expander): Update.
11940 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11941 (ia64_initial_elimination_offset): Update.
11942 (ia64_initial_elimination_offset): Update.
11943 (ia64_expand_prologue): Update.
11944 * config/m68k/m68k.md (return expander): Update.
11945 * config/rs6000/rs6000.c (rs6000_va_start): Update.
11946 (rs6000_stack_info): Update.
11947 * config/mcore/mcore.c (layout_mcore_frame): Update.
11948 (mcore_expand_prolog): Update.
11949 * config/arc/arc.c (arc_compute_frame_size): Update.
11950 * config/score/score3.c (score3_compute_frame_size): Update.
11951 * config/score/score7.c (score7_compute_frame_size): Update.
11952 * config/arm/arm.c (use_return_insn): Update.
11953 (thumb_find_work_register): Update.
11954 (arm_compute_save_reg_mask): Update.
11955 (arm_output_function_prologue): Update.
11956 (arm_output_epilogue): Update.
11957 (arm_size_return_regs): Update.
11958 (arm_get_frame_offsets): Update.
11959 (arm_expand_prologue): Update.
11960 (thumb_exit): Update.
11961 (thumb_unexpanded_epilogue): Update.
11962 (thumb1_output_function_prologue): Update.
11963 * config/pa/pa.md (return expander): Update.
11964 * config/pa/pa.c (compute_frame_size): Update.
11965 (hppa_builtin_saveregs): Update.
11966 * config/mips/mips.c (mips_va_start): Update.
11967 (mips16_build_function_stub): Update.
11968 (mips_compute_frame_info): Update.
11969 (mips_restore_gp): Update.
11970 (mips_output_function_prologue): Update.
11971 (mips_expand_prologue): Update.
11972 * config/v850/v850.c (compute_frame_size): Update.
11973 (expand_prologue): * config/mmix/mmix.c (along): update.
11974 (mmix_initial_elimination_offset): update.
11975 (mmix_reorg): update.
11976 (mmix_use_simple_return): update.
11977 (mmix_expand_prologue): update.
11978 (mmix_expand_epilogue): Update.
11979 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
11980 (emit_link_insn): Update.
11982 2008-04-08 Anatoly Sokolov <aesok@post.ru>
11984 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
11985 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
11987 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
11990 2008-04-07 Jan Hubicka <jh@suse.cz>
11992 * function.h (rtl): Rename to x_rtl.
11993 (crtl): New define.
11994 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11995 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11996 used_temp_slots avail_temp_slots, temp_slot_level,
11997 nonlocal_goto_handler_labels): Update accesstors.
11998 (rtl): New global variable.
11999 (struct function): Move some fileds to rtl_data.
12000 (get_arg_pointer_save_area): Update prototype.
12001 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12002 get_arg_pointer_save_area.
12003 * expr.c (init_expr): Update
12004 * function.c (get_frame_size): Update
12005 (assign_stack_local): Update
12006 (expand_function_end): Update.
12007 (get_art_pointer_save_area): Update
12009 * emit-rtl.c (rtl): Declare.
12010 (regno_reg_rtx): Declare.
12011 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12013 (gen_reg_rtx): Update.
12014 * varasm.c (n_deferred_constatns): Update accestor.
12015 (init_varasm_status): Do not allocate varasm_status.
12016 (force_const_mem, get_pool_size, output_constant_pool): Update.
12017 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12018 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12019 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12020 * sparc/sparc.h (INIT_EXPANDERS): Update.
12021 * ia64/ia64.h (INIT_EXPANDERS): Update.
12023 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12025 * reload.c (push_secondary_reload): Add missing break to for loop.
12027 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12029 PR middle-end/PR28690
12030 * rtlanal.c: Update copyright years.
12031 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12032 as REG_POINTER and MEM_POINTER operands.
12033 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12034 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12035 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12036 * gcse.c: Update copyright years.
12037 (pre_delete): Call gen_reg_rtx_and_attrs.
12038 (hoist_code): Likewise.
12039 (build_store_vectors): Likewise.
12040 (delete_store): Likewise.
12041 * loop-invariant.c (move_invariant_reg): Likewise.
12042 Update copyright years.
12044 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12046 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12047 control string instead of quoted.
12049 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12051 * doc/rtl.texi: Rewrite of subreg section.
12053 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12056 * config/i386/i386.c (legitimize_pic_address): Add treating
12057 of dllimport SYM_REF's.
12058 (legitimize_dllimport_symbol): Add prototype.
12060 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12062 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12063 reference in constructor with non self-referential type.
12065 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12067 Removal of Return with Depressed Stack Pointer support
12068 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12069 (ECF_SP_DEPRESSED): Likewise.
12070 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12071 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12072 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12073 (expand_call): Do not test ECF_SP_DEPRESSED.
12074 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12075 * function.c (keep_stack_depressed): Delete.
12076 (handle_epilogue_set): Likewise.
12077 (update_epilogue_consts): Likewise.
12078 (emit_equiv_load): Likewise.
12079 (thread_prologue_and_epilogue_insns): Remove support for Return with
12080 Depressed Stack Pointer.
12081 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12083 2008-04-06 Richard Guenther <rguenther@suse.de>
12085 PR tree-optimization/35400
12086 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12087 information from SSA_NAMEs.
12089 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12091 * config/avr/avr.h (avr_mega_p): Remove declaration.
12092 (AVR_MEGA): Remove macro.
12093 * config/avr/avr.c (avr_mega_p): Remove variable.
12094 (avr_override_options): Remove inicializion of avr_mega_p.
12095 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12096 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12097 (avr_jump_mode): (Ditto.).
12098 (avr_output_progmem_section_asm_op): (Ditto.).
12099 (avr_asm_init_sections): (Ditto.).
12100 (avr_asm_init_sections): (Ditto.).
12101 (avr_rtx_costs): (Ditto.).
12102 * config/avr/avr.md: (Ditto.).
12103 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12106 2008-04-06 Richard Guenther <rguenther@suse.de>
12108 PR tree-optimization/35842
12109 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12110 is_gimple_invariant_address.
12112 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12114 * gcc.c (default_compilers): Sync Fortran extensions list with
12115 that in fortran/lang-specs.h.
12116 * doc/invoke.texi: Likewise.
12117 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12118 * dwarf2out.c (gen_compile_unit_die): Likewise.
12120 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12122 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12124 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12127 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12128 attribute is used for nested functions.
12130 2008-04-05 Jan Hubicka <jh@suse.cz>
12132 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12134 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12136 (dump_files): Update.
12137 (enable_rtl_dump_file): Do not accept letter argument.
12138 * tree-pass.h (dump_file_info): Remove letter argument.
12139 * toplev.c (decode_d_option): Update -da handling.
12140 * toplev.h (enable_rtl_dump_file): Update prototype.
12141 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12142 it out based on pass type.
12143 (register_dump_files_1): Likewise.
12144 (init_optimization_passes): Update register_one_dump_file calls.
12145 (execute_one_pass): Sanity check that IPA passes are called at IPA
12146 level and RTL passes at RTL level.
12147 (execute_pass_list): IPA pass can not be after or subpass of
12149 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12150 disallov RTL subpasses of IPA subpasses.
12152 2008-04-05 Ben Elliston <bje@au.ibm.com>
12154 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12155 builtins that return exactly once and do not throw. Cache call to
12158 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12160 PR rtl-optimization/34916
12161 PR middle-end/35519
12162 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12163 between instruction pairs.
12165 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12167 * doc/invoke.texi: Document -mbitops for SH.
12168 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12169 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12170 * config/sh/sh.c (print_operand): Add %t operand code.
12171 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12172 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12173 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12174 (extendqihi2): Likewise.
12175 (movqi_i): Likewise.
12176 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12177 (extv): Use bld instruction for SH2A if possible.
12179 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12180 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12181 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12182 (bset.b, bclr.b): Define peepholes.
12183 * config/sh/sh.opt (mbitops): New option.
12185 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12188 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12189 and view convert expression.
12191 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12194 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12196 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12198 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12200 * config/i386/cpuid.h (bit_AES): New.
12201 (bit_PCLMUL): Likewise.
12203 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12204 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12205 SSE2 if AES or PCLMUL is enabled.
12206 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12207 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12208 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12209 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12210 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12211 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12212 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12213 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12214 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12215 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12216 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12217 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12218 __builtin_ia32_aeskeygenassist128 and
12219 __builtin_ia32_pclmulqdq128.
12220 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12221 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12222 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12224 * config/i386/i386.h (TARGET_AES): New.
12225 (TARGET_PCLMUL): Likewise.
12226 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12228 * config/i386/i386.md (UNSPEC_AESENC): New.
12229 (UNSPEC_AESENCLAST): Likewise.
12230 (UNSPEC_AESDEC): Likewise.
12231 (UNSPEC_AESDECLAST): Likewise.
12232 (UNSPEC_AESIMC): Likewise.
12233 (UNSPEC_AESKEYGENASSIST): Likewise.
12234 (UNSPEC_PCLMUL): Likewise.
12236 * config/i386/i386.opt (maes): New.
12237 (mpclmul): Likewise.
12239 * config/i386/sse.md (aesenc): New pattern.
12240 (aesenclast): Likewise.
12241 (aesdec): Likewise.
12242 (aesdeclast): Likewise.
12243 (aesimc): Likewise.
12244 (aeskeygenassist): Likewise.
12245 (pclmulqdq): Likewise.
12247 * config/i386/wmmintrin.h: New.
12249 * doc/extend.texi: Document AES and PCLMUL built-in function.
12251 * doc/invoke.texi: Document -maes and -mpclmul.
12253 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12255 * function.c (free_after_parsing): Replace with
12256 cxx_push_function_context from C++ front-end.
12257 (allocate_struct_function): Don't call langhook.
12258 * langhooks.h (struct lang_hooks_for_functions): Delete.
12259 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12261 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12262 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12263 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12264 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12265 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12266 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12267 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12269 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12270 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12272 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12275 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12278 2008-04-04 Richard Guenther <rguenther@suse.de>
12280 PR middle-end/35823
12281 * fold-const.c (optimize_minmax_comparison): Use the correct
12282 type for the constant in the simplified comparison.
12284 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12286 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12287 Pass L2 size as "--param l2-cache-size" to the compiler.
12288 (decode_l2_cache): New function to decode L2 cache parameters using
12289 0x8000006 extended cpuid function.
12290 (detect_caches_amd): Determine parameters of L2 cache using
12291 decode_l2_caches function.
12292 (decode_caches_intel): Decode L2 cache parameters.
12293 (detect_caches_intel): Determine L2 cache parameters using
12294 decode_caches_intel and decode_l2_caches functions.
12296 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12298 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12299 secondary input reload for subword loads from the constant pool.
12301 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12304 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12305 constants of the appropriate size for runtime calculations.
12308 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12309 decimal-float literal constant zero.
12311 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12314 * c-parser.c (c_parser_omp_atomic): Call
12315 default_function_array_conversion on the RHS.
12317 PR middle-end/35818
12318 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12319 call is_variable_sized if decl has incomplete type.
12321 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12323 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12325 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12327 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12329 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12330 (sgt<u>): Merge sgt and sgtu into new expander.
12331 (sgt, sgtu): Remove expanders.
12332 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12333 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12334 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12335 *sgtu_<mode>_mips16 into new pattern.
12336 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12337 (sge<u>): Merge sge and sgeu into new expander.
12338 (sge, sgeu): Remove expanders.
12339 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12341 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12342 (slt<u>): Merge slt and sltu into new expander.
12343 (slt, sltu): Remove expanders.
12344 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12345 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12346 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12347 *sltu_<mode>_mips16 into new pattern.
12348 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12349 (sle<u>): Merge sle and sleu into new expander.
12350 (sle, sleu): Remove expanders.
12351 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12352 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12353 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12354 *sleu_<mode>_mips16 into new pattern.
12355 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12357 2008-04-03 Jan Hubicka <jh@suse.cz>
12359 PR tree-optimization/35795
12360 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12361 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12362 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12363 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12364 * score/score3.c (score3_output_mi_thunk): Likewise.
12365 * score/score7.c (score7_output_mi_thunk): Likewise.
12366 * mips/mips.c (mips_output_mi_thunk): Likewise.
12368 2008-04-03 Richard Guenther <rguenther@suse.de>
12370 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12371 conversions. Simplify code.
12373 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12375 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12377 2008-04-03 Tom Tromey <tromey@redhat.com>
12378 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12380 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12381 * config/bfin/t-bfin-linux (generated_files): Add
12382 linux-sysroot-suffix.h.
12383 * doc/install.texi (Prerequisites): Require make 3.80.
12384 * doc/sourcebuild.texi (Front End Directory): Document new
12386 * Makefile.in (generated_files): New variable.
12387 (ALL_HOST_OBJS): New variable.
12388 ($(ALL_HOST_OBJS)): New target.
12390 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12392 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12393 (remap_block): Call id->transform_lang_insert_block instead
12395 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12396 Set id.transform_lang_insert_block to NULL.
12397 (clone_body): Move to cp/optimize.c
12398 * tree-inline.h (struct copy_body_data): Change
12399 transform_lang_insert_block to function pointer.
12400 (copy_generic_body, copy_decl_no_change): Export.
12401 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12402 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12403 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12405 * c-tree.h (insert_block): Kill.
12406 * c-decl.c (insert_block): Kill.
12408 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12410 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12411 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12412 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12414 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12415 argument, call {push,pop}_function_context from here.
12416 * c-parser.c: Use c_{push,pop}_function_context.
12418 * function.c (push_function_context_to): Move meat ...
12419 (push_function_context): ... here. Simplify.
12420 * function.c (pop_function_context_from): Move meat ...
12421 (pop_function_context): ... here. Simplify.
12422 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12424 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12425 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12426 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12427 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12429 2008-04-03 Ben Elliston <bje@au.ibm.com>
12431 * expmed.c (extract_force_align_mem_bit_field): Remove.
12433 2008-04-03 Richard Guenther <rguenther@suse.de>
12435 PR middle-end/35800
12436 * expr.h (try_casesi): Adjust prototype.
12437 * expr.c (try_casesi): Take fallback label as extra parameter.
12438 Use that for gen_casesi if default_label is NULL.
12439 * stmt.c (expand_case): Pass fallback label to try_casesi,
12440 make sure to fill gaps with a fallback label if default_label
12443 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12446 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12448 2008-04-03 Ben Elliston <bje@au.ibm.com>
12450 * expmed.c (extract_split_bit_field): Remove if (0) code.
12451 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12452 (do_ds_constraint): Likewise.
12454 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12456 * doc/cppopts.texi (-dU): Document.
12457 * c-common.h (flag_dump_macros): Update comment.
12458 * c-opts.c (handle_OPT_d): Handle -dU.
12459 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12460 dump_queued_macros, cb_used_define, cb_used_undef): New.
12461 (init_pp_output): Handle -dU.
12462 (cb_line_change): Call dump_queued_macros.
12463 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12465 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12467 * config/avr/predicates.md (io_address_operand): New predicate.
12468 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12469 * config/avr/avr.c (avr_io_address_p): Remove function.
12470 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12471 'avr_io_address_p' function.
12472 (out_movhi_r_mr): (Ditto.).
12473 (out_movqi_mr_r): (Ditto.).
12474 (out_movhi_mr_r): (Ditto.).
12475 (avr_address_cost): (Ditto.).
12477 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
12479 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
12480 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
12481 in 32bit mode when XMM registers are available to avoid store
12483 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
12484 corresponding post-reload splitters.
12486 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12488 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
12489 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
12490 __builtin_ia32_roundss.
12491 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
12492 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
12493 __builtin_ia32_roundss.
12494 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
12495 IX86_BUILTIN_SHUFPD here.
12497 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12499 * config/i386/i386.md (plogic): New.
12500 (plogicprefix): Likewise.
12502 * config/i386/mmx.md (mmx_<code><mode>3): New.
12503 (mmx_and<mode>3): Removed.
12504 (mmx_ior<mode>3): Likewise.
12505 (mmx_xor<mode>3): Likewise.
12507 * config/i386/sse.md (<code><mode>3): New.
12508 (*<code><mode>3): Likewise.
12509 (*<code><mode>3): Likewise.
12510 (<code><mode>3): Likewise.
12511 (*sse_<code><mode>3): Likewise.
12512 (*sse2_<code><mode>3): Likewise.
12513 (<code>tf3): Likewise.
12514 (*<code>tf3): Likewise.
12515 (and<mode>3): Likewise.
12516 (*and<mode>3): Likewise.
12517 (ior<mode>3): Removed.
12518 (*ior<mode>3): Likewise.
12519 (xor<mode>3): Likewise.
12520 (*xor<mode>3): Likewise.
12521 (*and<mode>3): Likewise.
12522 (*ior<mode>3): Likewise.
12523 (*xor<mode>3): Likewise.
12524 (and<mode>3): Likewise.
12525 (*sse_and<mode>3): Likewise.
12526 (*sse2_and<mode>3): Likewise.
12527 (andtf3): Likewise.
12528 (*andtf3): Likewise.
12529 (ior<mode>3): Likewise.
12530 (*sse_ior<mode>3): Likewise.
12531 (*sse2_ior<mode>3): Likewise.
12532 (iortf3): Likewise.
12533 (*iortf3): Likewise.
12534 (xor<mode>3): Likewise.
12535 (*sse_xor<mode>3): Likewise.
12536 (*sse2_xor<mode>3): Likewise.
12537 (xortf3): Likewise.
12538 (*xortf3): Likewise.
12540 2008-04-02 Richard Guenther <rguenther@suse.de>
12542 PR tree-optimization/14495
12543 PR tree-optimization/34793
12544 * tree-vrp.c (struct switch_update): New structure.
12545 (to_remove_edges, to_update_switch_stmts): New VECs.
12546 (simplify_switch_using_ranges): New function. Remove not taken
12547 case labels and edges.
12548 (simplify_stmt_using_ranges): Call it.
12549 (identify_jump_threads): Mark edges we have queued for removal
12550 so we don't thread them.
12551 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
12553 * tree-cfg.c (group_case_labels): Deal with missing default label.
12554 (tree_verify_flow_info): Allow missing default label.
12555 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
12556 (emit_case_nodes): Likewise.
12557 (expand_case): Do not rely on the default label to be present.
12558 * expr.c (try_casesi): Deal with NULL default_label.
12559 (do_tablejump): Likewise.
12561 2008-04-02 Richard Guenther <rguenther@suse.de>
12563 PR tree-optimization/14495
12564 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
12565 SWITCH_EXPR here ...
12566 (vrp_visit_switch_stmt): ... but here (new function).
12567 (find_case_label_index): New helper function.
12568 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
12570 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12572 * fwprop.c: Fix ISO-C99ism.
12574 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12577 * Makefile.in (objdir): Set it here.
12578 * configure.ac: Not here. Find dynamic linker characteristics.
12579 * exec-tool.in: Use them.
12580 * aclocal.m4: Regenerate.
12581 * configure: Regenerate.
12583 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12585 * expr.c (expand_var): Delete it.
12586 * expr.h (expand_var): Delete prototype.
12587 * function.c (expand_function_start): Use expand_decl instead.
12588 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
12591 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
12593 PR rtl-optimization/35542
12594 * fwprop.c (forward_propagate_and_simplify): Replace
12595 loc_reg_mentioned_in_p with reg_mentioned_p.
12597 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12599 PR rtl-optimization/35281
12600 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
12601 (propagate_rtx_1): Handle PR_HANDLE_MEM.
12602 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
12603 (varying_mem_p): Move above propagate_rtx.
12604 (all_uses_available_at): Do not check MEMs.
12606 2008-04-02 Rafael Espindola <espindola@google.com>
12608 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
12609 (register_edge_assert_for_2): Split the cond argument.
12610 (register_edge_assert_for_1): Adjust for the change in
12611 register_edge_assert_for_2.
12612 (register_edge_assert_for): Split the cond argument.
12613 (find_switch_asserts): Adjust for the change in
12614 register_edge_assert_for.
12616 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
12618 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
12619 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
12620 offsets for 64-bit mingw.
12621 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
12622 abi for x86_64-pc-mingw.
12624 2008-04-02 Richard Guenther <rguenther@suse.de>
12626 * tree-vrp.c (extract_range_from_assert): Make sure to not
12627 produce range min/max with TREE_OVERFOW set.
12628 If merging a anti-range and a range keep the anti-range if
12629 the range covers all values of the type.
12630 (register_edge_assert_for_2): Only allow sign-changing
12631 conversions in detecting canonical range checks. Also
12632 register an assert for the unsigned name if useful.
12634 PR tree-optimization/35787
12635 * tree-vrp.c (vrp_val_max): New function.
12636 (vrp_val_min): Likewise.
12637 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
12638 (vrp_val_is_min): Likewise.
12639 (supports_overflow_infinity): Use vrp_val_{min,max}.
12640 (negative_overflow_infinity): Likewise.
12641 (positive_overflow_infinity): Likewise.
12642 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
12643 (is_positive_overflow_infinity): Likewise.
12644 (is_overflow_infinity): Likewise.
12645 (avoid_overflow_infinity): Use vrp_val_{min,max} and
12646 vrp_val_is_{min,max}.
12647 (set_and_canonicalize_value_range): Canonicalize anti-ranges
12648 to ranges if possible. Avoid empty ranges.
12650 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12652 PR middle-end/35705
12653 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
12654 the expression is a function address.
12656 2008-04-01 George Helffrich <george@gcc.gnu.org>
12658 PR fortran/35154, fortran/23057
12659 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
12660 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
12661 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
12662 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
12664 (dbxout_syms): Check for COMMON-based symbol and wrap in
12665 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
12666 in bracket for efficiency.
12668 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
12669 using DW_TAG_common_block + member offset.
12670 (add_pubname_string): New function.
12671 (dw_expand_expr): New function to find block name and offset for
12673 (common_check): New function to check whether symbol in Fortran COMMON.
12674 (gen_variable_die): If COMMON, use DW_TAG_common_block.
12676 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
12679 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
12681 2008-04-02 Ben Elliston <bje@au.ibm.com>
12683 * config/v850/v850.md (casesi): Remove if (0) code.
12684 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12685 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
12687 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
12689 * config/i386/i386.md (rex64suffix): New mode attribute.
12690 (floathi<mode>2): Disable expander for SSE math.
12691 (*floathi<mode>2_1): New insn insn_and_split pattern.
12692 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
12693 corresponding post-reload splitters.
12694 (*floathi<mode>2_i387): New macroized insn pattern.
12695 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
12696 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
12697 insn_and_split pattern.
12698 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
12699 New macroized instruction patterns and corresponding post-reload
12701 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
12702 and corresponding post-reload splitters.
12703 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
12704 New macroized instruction patterns.
12705 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
12706 macroized instruction patterns and corresponding post-reload splitters.
12707 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
12708 corresponding post-reload splitters.
12709 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
12710 New macroized instruction patterns.
12711 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
12712 corresponding post-reload splitters.
12713 (*floatsi<mode>2_i387): New macroized instruction patterns.
12715 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
12717 * config/i386/i386.md (smaxmin): New.
12718 (umaxmin): Likewise.
12719 (maxminiprefix): Likewise.
12720 (maxminfprefix): Likewise.
12721 (<code><mode>3): Likewise.
12722 (smin<mode>3): Removed.
12723 (smax<mode>3): Likewise.
12725 * config/i386/mmx.md (mmx_<code>v2sf3): New.
12726 (mmx_<code>v4hi3): Likewise.
12727 (mmx_<code>v8qi3): Likewise.
12728 (mmx_smaxv2sf3): Removed.
12729 (mmx_sminv2sf3): Likewise.
12730 (mmx_umaxv8qi3): Likewise.
12731 (mmx_smaxv4hi3): Likewise.
12732 (mmx_uminv8qi3): Likewise.
12733 (mmx_sminv4hi3): Likewise.
12735 * config/i386/sse.md (<addsub><mode>3): New.
12736 (*<addsub><mode>3): Likewise.
12737 (<sse>_vm<addsub><mode>3): Likewise.
12738 (<maxmin><mode>3): Likewise.
12739 (*<maxmin><mode>3_finite): Likewise.
12740 (*<maxmin><mode>3): Likewise.
12741 (<sse>_vm<maxmin><mode>3): Likewise.
12742 (sse3_h<addsub>v4sf3): Likewise.
12743 (sse3_h<addsub>v2df3): Likewise.
12744 (<maxmin>v16qi3): Likewise.
12745 (*<maxmin>v16qi3): Likewise.
12746 (<maxmin>v8hi3): Likewise.
12747 (*<maxmin>v8hi3): Likewise.
12748 (*sse4_1_<maxmin><mode>3): Likewise.
12749 (*sse4_1_<maxmin><mode>3): Likewise.
12750 (add<mode>3): Removed.
12751 (*add<mode>3): Likewise.
12752 (<sse>_vmadd<mode>3): Likewise.
12753 (sub<mode>3): Likewise.
12754 (*sub<mode>3): Likewise.
12755 (<sse>_vmsub<mode>3): Likewise.
12756 (smin<mode>3): Likewise.
12757 (*smin<mode>3_finite): Likewise.
12758 (*smin<mode>3): Likewise.
12759 (<sse>_vmsmin<mode>3): Likewise.
12760 (smax<mode>3): Likewise.
12761 (*smax<mode>3_finite): Likewise.
12762 (*smax<mode>3): Likewise.
12763 (<sse>_vmsmax<mode>3): Likewise.
12764 (sse3_haddv4sf3): Likewise.
12765 (sse3_haddv2df3): Likewise.
12766 (sse3_hsubv4sf3): Likewise.
12767 (sse3_hsubv2df3): Likewise.
12768 (umaxv16qi3): Likewise.
12769 (*umaxv16qi3): Likewise.
12770 (smaxv8hi3): Likewise.
12771 (*smaxv8hi3): Likewise.
12772 (*sse4_1_smax<mode>3): Likewise.
12773 (*sse4_1_umax<mode>3): Likewise.
12774 (uminv16qi3): Likewise.
12775 (*uminv16qi3): Likewise.
12776 (sminv8hi3): Likewise.
12777 (*sminv8hi3): Likewise.
12778 (*sse4_1_smin<mode>3): Likewise.
12779 (*sse4_1_umin<mode>3): Likewise.
12781 2008-04-01 Rafael Espindola <espindola@google.com>
12783 * tree-cfg.c (verify_expr): remove in_phi.
12784 (verify_stmt): Don't call walk_tree with verify_expr. Use
12785 is_gimple_min_invariant instead of is_gimple_val.
12787 2008-04-01 Joseph Myers <joseph@codesourcery.com>
12789 * doc/include/gpl_v3.texi: Update for manpage generation.
12790 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
12792 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
12793 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
12794 gpl_v3.texi instead of gpl.texi.
12797 2008-04-01 Jakub Jelinek <jakub@redhat.com>
12800 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
12802 2008-04-01 Rafael Espindola <espindola@google.com>
12804 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
12805 (extract_code_and_val_from_cond): Use
12806 extract_code_and_val_from_cond_with_ops.
12808 2008-04-01 Jan Hubicka <jh@suse.cz>
12810 * function.c (free_after_compilation): Free epilogue_delay_list.
12811 (prepare_function_start): Assert that previous compilation was freed.
12813 2008-04-01 Jan Hubicka <jh@suse.cz>
12814 Jim Wilson <wilson@tuliptree.org>
12815 Andreas Tobler <andreast@gcc.gnu.org>
12817 PR middle-end/35781
12818 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
12819 rtl.emit instead cfun->emit.
12820 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
12821 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
12823 2008-04-01 Ben Elliston <bje@au.ibm.com>
12825 * doc/c-tree.texi (Function Basics): Fix grammatical error.
12827 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
12829 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
12831 (fprofile-use): Add var flag_profile_use
12832 * coverage.c (coverage_begin_output): Do not open a gcno file for
12833 output only if -ftest-coverage is set.
12834 Do not add getpwd() to gcda file path.
12835 (build_gcov_info): Check the new flag
12836 flag_profile_datafile_relative_path.
12837 (coverage_init): Use profile_data_prefix.
12838 Read profile counter only if flag_profile_use is set.
12839 * opts.c (common_handle_option): New option fprofile-use=,
12840 fprofile-dir=, fprofile-generate=.
12841 * toplev.c (profile_data_prefix): New variable definition.
12842 * toplev.h (profile_data_prefix): New declaration.
12843 * doc/invoke.tex (Option Summary, Optimization Options):
12846 2008-03-31 James E. Wilson <wilson@tuliptree.org>
12848 * varasm.c (output_constant_pool_1): In LABEL_REF check,
12849 use tmp consistently.
12852 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
12853 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12854 UNSPEC_FR_RECIP_APPROX_RES.
12855 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
12857 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
12860 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
12862 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12864 PR middle-end/30186
12865 * fold-const.c (fold_indirect_ref_1): Support accessing non first
12866 element of the vector via a pointer.
12868 2008-03-31 Ian Lance Taylor <iant@google.com>
12870 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
12872 2008-03-31 Jan Hubicka <jh@suse.cz>
12874 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12875 get_arg_pointer_save_area.
12876 * expr.c (init_expr): Just clear out rtl.expr.
12877 * function.c (free_after_compilation): Clear out whole RTL structure.
12878 (get_func_frame_size): Merge into ...
12879 (get_frame_size): ... this one.
12880 (assign_stack_local_1): Merge into ...
12881 (assign_stack_local): ... this one.
12882 (expand_function_end): Update call of get_arg_pointer_save_area.
12883 (get_art_pointer_save_area): Remove cfun argument.
12884 * function.h (emit_status): regno_pointer_align does not need length
12885 attribute. Move x_regno_reg_rtx to ...
12886 (regno_reg_rtx): ... new global array.
12887 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
12888 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
12889 apply_args_value, forced_labels, stack_pointer_delta):
12891 (struct varasm_status): Move here from varasm.c
12892 (struct rtl_data): New. Move here some fields from struct function.
12893 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12894 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12895 used_temp_slots avail_temp_slots, temp_slot_level,
12896 nonlocal_goto_handler_labels): Update accesstors.
12897 (rtl): New global variable.
12898 (struct function): Move some fileds to rtl_data.
12899 (get_arg_pointer_save_area): Update prototype.
12900 * emit-rtl.c (rtl): Declare.
12901 (regno_reg_rtx): Declare.
12902 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12904 (gen_reg_rtx): Update.
12905 (init_virtual_regs): Do not tate emit_status argument.
12906 (init_emit): Do not allocate emit.
12907 * varasm.c (varasm_statuc): Move to function.h.
12908 (n_deferred_constatns): Update accestor.
12909 (init_varasm_status): Do not allocate varasm_status.
12910 (force_const_mem, get_pool_size, output_constant_pool): Update.
12911 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12912 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12914 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
12916 PR rtl-optimization/35729
12917 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
12920 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
12923 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
12924 load/store if memory is unaligned.
12925 (*movti_rex64): Likewise.
12927 * config/i386/predicates.md (misaligned_operand): New.
12929 2008-03-31 Andrew Pinski <pinskia@gmail.com>
12932 * tree-ssa-phiopt.c (conditional_replacement): Return early for
12935 2008-03-31 Jan Beulich <jbeulich@novell.com>
12937 * config/ia64/constraints.md: Add 'j' constraint.
12938 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
12939 (movdi_internal): Likewise.
12941 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
12944 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
12946 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
12949 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
12950 proper error message for the third argument on blendpd and
12953 * config/i386/sse.md (blendbits): New.
12954 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
12956 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
12958 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
12960 2008-03-30 Richard Guenther <rguenther@suse.de>
12962 PR middle-end/31023
12963 * fold-const.c (fold_sign_changed_comparison): Do leave
12964 conversions to base-types alone.
12966 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12968 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
12969 the link register if one altivec register is be saved.
12971 2008-03-30 Ben Elliston <bje@au.ibm.com>
12973 * final.c (final_scan_insn): Remove if (0) code.
12975 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
12977 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
12979 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
12981 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
12982 of V4SFmode to ix86_binary_operator_ok.
12984 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
12986 * config/i386/i386.c (override_options): Initialize
12987 ix86_veclib_handler to ix86_veclibabi_svml when
12988 -mveclibabi=svml is used.
12989 (ix86_veclibabi_svml): New function for SVML ABI style
12990 vectorization support.
12991 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
12993 2008-03-28 Rafael Espindola <espindola@google.com>
12995 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
12996 (tree_binary_nonnegative_warnv_p): Make it public.
12997 (tree_single_nonnegative_warnv_p): Make it public.
12998 (tree_invalid_nonnegative_warnv_p): Make it public.
12999 (tree_unary_nonzero_warnv_p): Make it public.
13000 (tree_binary_nonzero_warnv_p): Make it public
13001 (tree_single_nonzero_warnv_p): Make it public.
13002 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13003 (extract_range_from_binary_expr): Split the expr argument.
13004 (extract_range_from_unary_expr): Split the expr argument.
13005 (extract_range_from_comparison): Split the expr argument.
13006 (extract_range_from_expr): Use the new aux functions.
13007 (vrp_evaluate_conditional_warnv): Use
13008 vrp_evaluate_conditional_warnv_with_ops.
13009 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13010 (tree_binary_nonzero_warnv_p): Declare.
13011 (tree_single_nonzero_warnv_p): Declare.
13012 (tree_expr_nonzero_warnv_p): Declare.
13013 (tree_unary_nonnegative_warnv_p): Declare.
13014 (tree_binary_nonnegative_warnv_p): Declare.
13015 (tree_single_nonnegative_warnv_p): Declare.
13016 (tree_invalid_nonnegative_warnv_p): Declare.
13018 2008-03-28 Richard Guenther <rguenther@suse.de>
13020 PR tree-optimization/30317
13021 PR tree-optimization/30911
13022 PR tree-optimization/34793
13023 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13024 (struct assert_locus_d): New member EXPR.
13025 (register_new_assert_for): Add EXPR parameter to support
13026 ASSERT_EXPR <name, expr OP limit>.
13027 (register_edge_assert_for_1): Adjust callers.
13028 (find_assert_locations): Likewise.
13029 (process_assert_insertions_for): Build condition from expression.
13030 (extract_range_from_assert): Handle ASSERT_EXPRs
13031 of the form ASSERT_EXPR <name, expr OP limit>.
13032 (register_edge_assert_for_2): New helper registering
13033 asserts for comparisons. Recognize range tests of the form
13034 (unsigned)i - CST1 OP CST2.
13035 (register_edge_assert_for_1): Use it.
13036 (register_edge_assert_for): Likewise.
13037 (needs_overflow_infinity): Integer sub-types
13038 do not need overflow infinities.
13039 (vrp_val_is_max): The extreme values of integer sub-types
13040 are those of the base type.
13041 (vrp_val_is_min): Likewise.
13042 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13045 2008-03-28 Nick Clifton <nickc@redhat.com>
13048 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13049 Return GENERAL_REGS for stack adjustment reloads.
13051 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13054 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13055 const_vector when all the vectors are constant.
13057 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13059 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13061 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13062 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13064 (s<code>_sf): Use new scc_sf attribute for opcode names.
13066 2008-03-27 Tom Tromey <tromey@redhat.com>
13068 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13069 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13070 config/spu/t-spu-elf, config/i386/t-interix,
13071 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13072 config/i386/x-darwin, config/i386/x-mingw32,
13073 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13074 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13075 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13076 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13077 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13078 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13079 config/score/t-score-elf, config/arm/t-strongarm-pe,
13080 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13081 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13082 Revert automatic dependency patch.
13084 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13087 * config/i386/i386.c (ix86_function_arg_boundary): Align
13088 decimal floating point to its natural boundary.
13090 2008-03-27 Richard Guenther <rguenther@suse.de>
13092 PR middle-end/35716
13093 * fold-const.c (fold_comparison): Restrict distinct decl
13094 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13095 solely rely on operand_equal_p.
13097 2008-03-27 Richard Guenther <rguenther@suse.de>
13100 * c-common.c (handle_weak_attribute): Reject combination of
13103 2008-03-27 Richard Guenther <rguenther@suse.de>
13105 PR tree-optimization/32810
13106 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13107 conversions from DECL_INITIAL.
13108 (fold_const_aggregate_ref): Likewise from constructor elements.
13110 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13112 * tree-affine.h (aff_combination_expand): Declare.
13113 (get_inner_reference_aff): Likewise.
13114 * tree-affine.c (aff_combination_expand): Split out from
13115 tree_to_aff_combination_expand.
13116 (get_inner_reference_aff): New function.
13117 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13118 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13119 (struct lim_aux_data): sm_done field removed.
13120 (mem_ref_loc_p, mem_ref_locs_p): New types.
13121 (struct mem_ref): Added id, stored, accesses_in_loop,
13122 indep_loop, dep_loop, indep_ref, dep_ref fields.
13123 Removed is_stored, locs and next fields.
13124 (memory_accesses): New variable.
13125 (movement_possibility): Do not allow moving statements
13126 that store to memory.
13127 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13129 (determine_max_movement): For statements with memory references,
13130 find the outermost loop in that the reference is independent.
13131 (move_computations_stmt): Mark the virtual operands for renaming.
13132 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13133 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13134 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13135 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13136 create_vop_ref_mapping, analyze_memory_references,
13137 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13138 get_all_locs_in_loop, ref_always_accessed_p,
13139 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13140 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13141 store_motion_loop, store_motion): New functions.
13142 (struct vop_to_refs_elt): New type.
13143 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13144 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13145 (schedule_sm): Replaced by...
13146 (execute_sm): ... this.
13147 (determine_lsm_ref, hoist_memory_references,
13148 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13149 find_more_ref_vops, free_mem_ref, free_mem_refs,
13150 determine_lsm_loop, determine_lsm): Removed.
13151 (tree_ssa_lim_finalize): Free data structures used by store motion.
13152 (tree_ssa_lim): Call analyze_memory_references. Use
13153 store_motion instead of determine_lsm.
13155 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13157 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13158 rename tmake_file to m68hc11/t-m68hc11.
13159 (mcore): Set inhibit_libc to true.
13160 * config.host (alpha*-dec-*vms*): Set extra_programs.
13161 (interix3*): Don't use host_xmake_file.
13162 * configure.ac: Let config.gcc override inhibit_libc.
13163 * configure: Regenerate.
13165 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13166 * config/t-openbsd-thread: Remove commented out lines.
13168 * config/x-interix: Remove.
13170 * config/m68hc11/t-m68hc11-gas: Rename to...
13171 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13173 * config/mcore/t-mcore: Remove T_CFLAGS.
13174 * config/mcore/t-mcore-pe: Likewise.
13176 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13178 * configure.ac: Replace custom __GNU_SOURCE test with
13179 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13180 * aclocal.m4: Regenerate.
13181 * configure: Regenerate.
13182 * config.in: Regenerate.
13184 2008-03-27 Richard Guenther <rguenther@suse.de>
13186 * fold-const.c (target.h): Include.
13187 (fold_comparison): Fold comparison of addresses of decls
13188 that bind locally or of constants. Consolidate address folding code.
13189 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13190 results from fold_binary_to_constant.
13191 (compare_values_warnv): Likewise.
13193 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13195 PR middle-end/35429
13196 * fold-const.c (fold_truthop): Check for integeral types when folding
13197 a == 0 && b == 0 and a != 0 || b != 0 .
13199 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13201 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13203 2008-03-26 Andreas Schwab <schwab@suse.de>
13205 * doc/invoke.texi: Fix use of @item vs. @itemx.
13207 2008-03-26 Tom Tromey <tromey@redhat.com>
13209 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13210 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13211 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13212 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13213 build/genconstants.o, build/genemit.o, build/genextract.o,
13214 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13215 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13218 2008-03-26 Richard Guenther <rguenther@suse.de>
13221 2008-03-26 Richard Guenther <rguenther@suse.de>
13223 * fold-const.c (target.h): Include.
13224 (fold_comparison): Fold comparison of addresses of two decls
13225 that bind locally. Consolidate address folding code.
13227 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13229 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13230 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13231 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13232 dconstsqrt2, dconstthird, dconste and/or dconst10.
13233 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13234 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13235 dconstsqrt2, dconste): Delete.
13236 (init_emit_once): Likewise. Simplify initializing dconstm1.
13238 * real.c (get_real_const): New.
13239 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13240 dconstsqrt2, dconste): Delete.
13241 (real_value_const, get_real_const): New.
13243 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13245 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13247 * config/i386/i386.c (ix86_function_arg_boundary): Check
13248 BIGGEST_ALIGNMENT instead of 128.
13249 (setup_incoming_varargs_64): Likewise.
13251 2008-03-26 Tom Tromey <tromey@redhat.com>
13253 * Makefile.in (DEPFILES): Add missing '/'.
13255 2008-03-26 Richard Guenther <rguenther@suse.de>
13257 * fold-const.c (target.h): Include.
13258 (fold_comparison): Fold comparison of addresses of two decls
13259 that bind locally. Consolidate address folding code.
13261 2008-03-26 Nick Clifton <nickc@redhat.com>
13264 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13265 not allow INT+INT as a legitimate addressing mode.
13267 2008-03-26 Richard Guenther <rguenther@suse.de>
13269 * tree-flow.h (widen_bitfield): Remove declaration.
13270 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13271 (widen_bitfield): Remove function.
13272 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13275 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13278 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13281 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13283 PR rtl-optimization/35232
13284 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13285 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13286 reg_reloaded_call_part_clobbered here.
13287 (reload_regs_reach_end_p): New function.
13288 (reload_reg_rtx_for_input): New variable.
13289 (reload_reg_rtx_for_output): Likewise.
13290 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13291 when reassigning a pseudo register. Load reloadreg from
13292 reload_reg_rtx_for_input, moving the mode and register
13294 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13295 instead of the original when deciding whether an input reload
13296 would be a no-op or whether an output reload can be deleted.
13297 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13298 when setting up new_spill_reg_store. Load it from
13299 reload_reg_rtx_for_output, moving the mode and register
13301 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13302 instead of the original when deciding whether an output reload
13303 would be a no-op. Do the same when modifying insn notes.
13304 Use rtx_equal_p instead of == to compare the registers.
13305 (inherit_piecemeal_p): Take a mode and two register numbers
13307 (emit_reload_insns): Clear new_spill_reg_store for every hard
13308 register in the reload register. Remove spill registers
13309 from reg_reloaded_valid before considering whether to record
13310 inheritance information for them. Use reload_reg_rtx_for_output
13311 instead of reg_rtx when recording output reloads. Use
13312 reload_reg_rtx_for_input instead of reg_rtx when recording
13313 input reloads. Set or clear reg_reloaded_call_part_clobbered
13314 at the same time as setting reg_reloaded_valid.
13315 (delete_output_reload): Add a new_reload_reg parameter and use it
13316 instead of rld[j].reg_rtx.
13317 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13320 2008-03-25 Tom Tromey <tromey@redhat.com>
13322 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13323 (build/genattr.o): Likewise.
13324 (build/genattrtab.o): Likewise.
13325 (build/gencodes.o): Likewise.
13326 (build/genconfig.o): Likewise.
13327 (build/genconstants.o): Likewise.
13328 (build/genemit.o): Likewise.
13329 (build/genextract.o): Likewise.
13330 (build/genflags.o): Likewise.
13332 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13334 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13335 instead of size_int for integer types.
13336 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13337 to match type of MINUS_EXPR.
13339 2008-03-25 Tom Tromey <tromey@redhat.com>
13341 * configure: Rebuilt.
13342 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13345 2008-03-25 Tom Tromey <tromey@redhat.com>
13347 * config/x-solaris (host-solaris.o): Update.
13348 * config/x-linux (host-linux.o): Update.
13349 * config/x-hpux (host-hpux.o): Update.
13350 * config/x-darwin (host-darwin.o): Update.
13351 * config/v850/t-v850e (v850-c.o): Update.
13352 * config/v850/t-v850 (v850-c.o): Update.
13353 * config/t-vxworks (vxworks.o): Update.
13354 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13355 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13356 * config/spu/t-spu-elf (spu-c.o): Update.
13358 * config/sh/t-symbian (sh-c.o): Update.
13359 (symbian.o): Update.
13360 * config/sh/t-sh (sh-c.o): Update.
13361 * config/score/t-score-elf (score7.o, score3.o): Update.
13362 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13363 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13364 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13365 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13366 (rs6000.o): Remove.
13367 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13368 * config/m32c/t-m32c (m32c-pragma.o): Update.
13369 * config/ia64/t-ia64 (ia64-c.o): Update.
13370 * config/i386/x-mingw32 (host-mingw32.o): Update.
13371 * config/i386/x-i386 (driver-i386.o): Update.
13372 * config/i386/x-darwin (host-i386-darwin.o): Update.
13373 * config/i386/x-cygwin (host-cygwin.o): Update.
13374 * config/i386/t-nwld (nwld.o): Update.
13375 * config/i386/t-netware (netware.o): Update.
13376 * config/i386/t-interix (winnt.o): Update.
13377 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13378 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13379 msformat-c.o): Update.
13380 * config/bfin/t-bfin-linux (generated_files): Add
13381 linux-sysroot-suffix.h.
13382 * config/arm/t-wince-pe (pe.o): Update.
13383 * config/arm/t-strongarm-pe (pe.o): Update.
13384 * config/arm/t-pe (pe.o): Update.
13385 * config/arm/t-arm (arm-c.o): Update.
13386 * doc/install.texi (Prerequisites): Require make 3.80.
13387 * Makefile.in: Remove .o targets.
13388 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13389 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13390 (simple_generated_h, simple_generated_c): Move earlier.
13391 (generated_files): New variable.
13392 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13393 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13394 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13395 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13396 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13397 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13398 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13399 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13400 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13401 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13402 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13403 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13405 (COMPILE.base, COMPILE): New variables.
13406 (%.o): New pattern rule.
13407 (ALL_HOST_OBJS): New variable.
13408 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13409 (dummy-checksum.o, cc1-checksum.o): Remove.
13410 (DRIVER_SHLIB): New variable.
13411 (DRIVER_DEFINES): Use it.
13412 (gencondmd.c): Move out of build/.
13413 (s-conditions): Update.
13414 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13415 (ALL_BUILD_OBJS): Likewise.
13416 (build/%.o): Use BUILDCOMPILE.
13417 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13418 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13419 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13420 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13421 build/genconfig.o, build/genconstants.o, build/genemit.o,
13422 build/genextract.o, build/genflags.o, build/genmddeps.o,
13423 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13424 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13425 build/gen-protos.o, build/scan.o, build/fix-header.o,
13426 build/scan-decls.o): Simplify.
13427 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13428 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13429 prefix.o, toplev.o): Reduce to variable setting.
13430 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13431 ($(out_object_file), gcc-options.o): New targets.
13432 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13433 * configure: Rebuilt.
13434 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13435 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13437 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13439 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13440 complain when we hit an error, return ERROR_MARK_NODE.
13442 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13444 * config/sh/constraints.md (Pso, Psz): New constraints.
13445 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13446 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13448 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13450 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13451 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13453 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13455 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13456 (prefetch_sh2a): New.
13458 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13459 Naveen.H.S <naveen.hs@kpitcummins.com>
13461 * config/sh/constraints.md (I28): New constraint.
13462 * config/sh/sh.c (broken_move): Add support for movi20s.
13463 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13465 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13466 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13467 Naveen.H.S <naveen.hs@kpitcummins.com>
13469 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13470 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13471 (print_operand): Handle resbank in %@ operand code.
13472 (sh_encode_section_info): New.
13473 (push_regs): Add conditions for resbank.
13474 (sh_expand_epilogue): Likewise.
13475 (sh_insert_attributes): Likewise.
13476 (sh_attribute_table): Likewise.
13477 (sh_handle_resbank_handler_attribute): New.
13478 (sh2a_handle_function_vector_handler_attribute): New.
13479 (sh2a_is_function_vector_call): New.
13480 (sh2a_get_function_vector_number): New.
13481 (sh2a_function_vector_p): New.
13482 (sh_cfun_resbank_handler_p): New.
13483 * config/sh/sh.md (calli): Emit jsr/n if possible.
13484 (calli_tbr_rel): New.
13485 (calli_pcrel): Emit jsr/n if possible.
13486 (return_i): Emit rts/n if possible.
13487 (call_valuei_tbr_rel): New.
13488 (call_valuei_pcrel): Add condition for SH2A target.
13489 (call_value): Likewise.
13490 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
13491 (sh2a_get_function_vector_number): Likewise.
13492 (sh2a_is_function_vector_call): Likewise.
13493 * doc/extend.texi: Document TBR relative addressing of SH2A.
13494 (resbank): Add description for SH2A.
13496 2008-03-24 Richard Guenther <rguenther@suse.de>
13499 * gimplify.c (gimplify_modify_expr): For frontend type-correct
13500 pointer assignments change conversions according to middle-end rules.
13501 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
13502 * configure.ac: Include type checking in yes.
13503 * configure: Regenerate.
13505 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13507 * diagnostic.c (diagnostic_count_diagnostic): Delete.
13508 (diagnostic_report_diagnostic): Update. Handle ICEs here.
13510 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13512 * gthr-vxworks.h (UNUSED): Define.
13514 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
13516 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
13518 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
13520 * doc/extend.texi (Function Attributes): Add missing comma in the
13521 example of the "alloc_size" attribute.
13523 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
13526 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13528 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13531 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13534 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13535 of the underlying type of a MS bitfield layout to the natural
13536 alignment of the type.
13538 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13540 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13541 to their natural alignment to avoid store forwarding stalls.
13543 2008-03-22 Richard Guenther <rguenther@suse.de>
13545 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
13546 For PHI nodes verify the address is invariant.
13547 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
13548 (get_symbol_constant_value): Use is_gimple_min_invariant.
13549 (maybe_fold_stmt_indirect): Likewise.
13551 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
13553 PR rtl-optimization/33927
13554 * Makefile.in (dse.o): Depend on $(TM_P_H).
13555 * expr.h (extract_low_bits): Declare.
13556 * expmed.c (extract_low_bits): New function.
13557 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
13558 * dse.c: Include tm_p.h.
13559 (find_shift_sequence): Remove the read_reg argument and return the
13560 read value. Emit the instructions instead of returning them.
13561 Iterate on new_mode rather than calculating it each time.
13562 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
13563 source to NEW_MODE and extract_low_bits to convert the shifted
13564 value to READ_MODE.
13565 (replace_read): Allow the load and store to have different mode
13566 classes. Use extract_low_bits when SHIFT == 0. Create the shift
13567 or extraction instructions before trying the replacement. Update
13568 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
13570 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13572 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13573 to their natural alignment to avoid store forwarding stalls.
13575 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13578 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
13579 encouraging but not allowing gprs for input;
13580 change the input constraint to !f#r.
13581 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
13583 change the output constraint to !f#r.
13585 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
13588 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
13589 corresponding post-reload splitters.
13590 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
13591 when x87 FP math is selected.
13592 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
13593 New function prototype.
13594 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
13595 unreachable function to ease macroization of insn patterns.
13597 2008-03-21 Martin Jambor <mjambor@suse.cz>
13599 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
13600 reference dumps if ddr is NULL or dependence is unknown.
13602 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13604 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
13605 unsigned extension into account.
13606 (ATOMIC_COMPARE_AND_SWAP): Likewise.
13607 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
13608 Do computations on a scratch register.
13610 2008-03-21 Richard Guenther <rguenther@suse.de>
13612 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13613 Use is_gimple_min_invariant instead of TREE_INVARIANT.
13614 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13615 * tree-ssa-dom.c (record_equality): Likewise.
13616 * tree-inline.c (copy_body_r): Likewise.
13617 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
13620 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13622 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
13623 as 'delete_unused' argument.
13625 2008-03-20 Richard Guenther <rguenther@suse.de>
13627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13628 special casing of constant qualifiers.
13629 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
13630 care about them in general.
13631 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
13632 regardless of their type.
13633 (fold_stmt_r): Forcefully fold *& if we end up with that.
13635 2008-03-20 Paul Brook <paul@codesourcery.com>
13637 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
13638 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
13640 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
13642 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
13643 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
13645 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
13647 * common.opt (Wmudflap): New option.
13648 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
13649 (mx_register_decls): Likewise.
13650 (mudflap_finish_file): Likewise.
13651 * doc/invoke.texi: Document -Wno-mudflap.
13653 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
13655 * c-format.c (replace_format_name_to_system_name): New.
13656 (cmp_attribs): New.
13657 (convert_format_name_to_system_name): New.
13658 (decode_format_attr): Add use of convert_format_name_to_system_name.
13659 (format_types_orig): Add gnu_ prefix to names.
13660 (check_format_info_main): Special treating of \0 escaped names for
13661 supporting multi-character format specifiers as I32, I64.
13662 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
13663 (gnu_target_overrides_format_attributes): New.
13664 * c-format.h: Add structure target_ovr_attr to hold
13665 system specific formatter names.
13666 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
13667 msformat-c.o file to c_target_objs and cxx_target_objs.
13668 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13669 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
13670 (TARGET_N_FORMAT_TYPES): New.
13671 * config/i386/msformat-c.c: New.
13672 * config/i386/t-cygming: Add build rule for msformat-c.o.
13673 * doc/extend.texi: Add new format names gnu_* and ms_* and
13675 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13677 2008-03-20 Ira Rosen <irar@il.ibm.com>
13679 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
13680 optimizations turned on under -O3.
13681 (ftree-vectorize): Add that the flag is turned on with -O3.
13683 2008-03-20 Ben Elliston <bje@au.ibm.com>
13685 * regmove.c (try_auto_increment): Fix spelling error in comment.
13686 * final.c (final_scan_insn): Likewise.
13688 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
13691 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
13692 allocator preferences for "y" and "r" class registers.
13693 ("*mov<mode>_internal"): Ditto.
13694 ("*movv2sf_internal_rex64"): Ditto.
13695 ("*movv2sf_internal"): Ditto.
13697 2008-03-19 Michael Matz <matz@suse.de>
13699 PR middle-end/35616
13700 * calls.c (expand_call): Check overlap of arguments with call
13701 address for sibcalls.
13703 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13706 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13707 of the underlying type of a MS bitfield layout to the natural
13708 alignment of the type.
13710 2008-03-19 Jan Hubicka <jh@suse.cz>
13713 * toplev.c (decode_d_option): Handle all CPP flags.
13714 * tree-vrp.c: Update tree_pass descriptors.
13715 * regrename.c: Update tree_pass descriptors.
13716 * fwprop.c: Update tree_pass descriptors.
13717 * doc/invoke.texi: Remove documentation of dropped -d? flags.
13718 * tree-into-ssa.c: Update tree_pass descriptors.
13719 * tree-dump.c: Update tree_pass descriptors.
13720 * tree-complex.c: Update tree_pass descriptors.
13721 * tree-dump.h: Update tree_pass descriptors.
13722 * see.c: Update tree_pass descriptors.
13723 * cgraphbuild.c: Update tree_pass descriptors.
13724 * tracer.c: Update tree_pass descriptors.
13725 * tree-loop-distribution.c: Update tree_pass descriptors.
13726 * cgraph.c: Update tree_pass descriptors.
13727 * postreload-gcse.c: Update tree_pass descriptors.
13728 * postreload.c: Update tree_pass descriptors.
13729 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
13730 * tree-tailcall.c: Update tree_pass descriptors.
13731 * tree-pass.h (tree_opt_pass): Rename to ...
13732 (opt_pass) ... this one; add "type" field and remove letter field.
13733 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
13734 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
13735 all_lowering_passes): Update declaration.
13736 * ipa-cp.c: Update tree_pass descriptors.
13737 * final.c: Update tree_pass descriptors.
13738 * omp-low.c: Update tree_pass descriptors.
13739 * tree-ssa-dse.c: Update tree_pass descriptors.
13740 * ipa-reference.c: Update tree_pass descriptors.
13741 * tree-ssa-uncprop.c: Update tree_pass descriptors.
13742 * auto-inc-dec.c: Update tree_pass descriptors.
13743 * reorg.c: Update tree_pass descriptors.
13744 * cgraphunit.c: Update tree_pass descriptors.
13745 * tree-ssa-copyrename.c: Update tree_pass descriptors.
13746 * tree-ssa-ccp.c: Update tree_pass descriptors.
13747 * df-core.c: Update tree_pass descriptors.
13748 * mode-switching.c: Update tree_pass descriptors.
13749 * tree-nomudflap.c: Update tree_pass descriptors.
13750 * modulo-sched.c: Update tree_pass descriptors.
13751 * ipa-pure-const.c: Update tree_pass descriptors.
13752 * cse.c: Update tree_pass descriptors.
13753 * web.c: Update tree_pass descriptors.
13754 * tree-stdarg.c: Update tree_pass descriptors.
13755 * tree-ssa-math-opts.c: Update tree_pass descriptors.
13756 * tree-ssa-dom.c: Update tree_pass descriptors.
13757 * tree-nrv.c: Update tree_pass descriptors.
13758 * tree-ssa-alias.c: Update tree_pass descriptors.
13759 * loop-init.c: Update tree_pass descriptors.
13760 * gimple-low.c: Update tree_pass descriptors.
13761 * ipa-inline.c: Update tree_pass descriptors.
13762 * tree-ssa-sink.c: Update tree_pass descriptors.
13763 * global.c: Update tree_pass descriptors.
13764 * ifcvt.c: Update tree_pass descriptors.
13765 * jump.c: Update tree_pass descriptors.
13766 * predict.c: Update tree_pass descriptors.
13767 * tree-ssa-loop.c: Update tree_pass descriptors.
13768 * recog.c: Update tree_pass descriptors.
13769 * dse.c: Update tree_pass descriptors.
13770 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
13771 * tree-eh.c: Update tree_pass descriptors.
13772 * regmove.c: Update tree_pass descriptors.
13774 * function.c: Update tree_pass descriptors.
13775 * tree-vectorizer.c: Update tree_pass descriptors.
13776 * gcse.c: Update tree_pass descriptors.
13777 * ipa-type-escape.c: Update tree_pass descriptors.
13778 * tree-if-conv.c: Update tree_pass descriptors.
13779 * init-regs.c: Update tree_pass descriptors.
13780 * ipa.c: Update tree_pass descriptors.
13781 * tree-ssa-phiopt.c: Update tree_pass descriptors.
13782 * rtl-factoring.c: Update tree_pass descriptors.
13783 * lower-subreg.c: Update tree_pass descriptors.
13784 * bt-load.c: Update tree_pass descriptors.
13785 * tree-dfa.c: Update tree_pass descriptors.
13786 * except.c: Update tree_pass descriptors.
13787 * emit-rtl.c: Update tree_pass descriptors.
13788 * cfgexpand.c: Update tree_pass descriptors.
13789 * tree-cfgcleanup.c: Update tree_pass descriptors.
13790 * cfgcleanup.c: Update tree_pass descriptors.
13791 * tree-ssa-pre.c: Update tree_pass descriptors.
13792 * tree-sra.c: Update tree_pass descriptors.
13793 * tree-mudflap.c: Update tree_pass descriptors.
13794 * tree-ssa-copy.c: Update tree_pass descriptors.
13795 * cfglayout.c: Update tree_pass descriptors.
13796 * tree-ssa-forwprop.c: Update tree_pass descriptors.
13797 * tree-ssa-dce.c: Update tree_pass descriptors.
13798 * tree-ssa.c: Update tree_pass descriptors.
13799 * regclass.c: Update tree_pass descriptors.
13800 * integrate.c: Update tree_pass descriptors.
13801 * tree-optimize.c: Update tree_pass descriptors.
13802 * tree-ssa-phiprop.c: Update tree_pass descriptors.
13803 * tree-object-size.c: Update tree_pass descriptors.
13804 * combine.c: Update tree_pass descriptors.
13805 * tree-outof-ssa.c: Update tree_pass descriptors.
13806 * bb-reorder.c: Update tree_pass descriptors.
13807 * stack-ptr-mod.c: Update tree_pass descriptors.
13808 * var-tracking.c: Update tree_pass descriptors.
13809 * tree-profile.c: Update tree_pass descriptors.
13810 * tree-vect-generic.c: Update tree_pass descriptors.
13811 * reg-stack.c: Update tree_pass descriptors.
13812 * sched-rgn.c: Update tree_pass descriptors.
13813 * tree-ssa-structalias.c: Update tree_pass descriptors.
13814 * tree-cfg.c: Update tree_pass descriptors.
13815 * passes.c (current_pass): Update declaration.
13816 (finish_optimization_passes): Update.
13817 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
13818 (register_one_dump_file, register_dump_files_1, next_pass_1):
13820 (init_optimization_passes): Update handling of new types.
13821 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
13822 * ipa-struct-reorg.c: Update tree_pass descriptors.
13823 * tree-ssa-reassoc.c: Update tree_pass descriptors.
13824 * combine-stack-adj.c: Update tree_pass descriptors.
13825 * cfgrtl.c: Update tree_pass descriptors.
13826 * dce.c: Update tree_pass descriptors.
13827 * tree-ssanames.c: Update tree_pass descriptors.
13829 2008-03-19 Richard Guenther <rguenther@suse.de>
13831 PR middle-end/35609
13832 * tree-ssa.c (walk_data): New structure.
13833 (warn_uninitialized_var): If not always_executed warn with "maybe"
13835 (execute_early_warn_uninitialized): Compute post-dominators.
13836 Initialize always_executed before processing each basic block.
13838 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13841 * config/i386/i386.c (x86_this_parameter): Calculate correct location
13842 of "this" pointer when "regparm = N" or "fastcall" is in effect.
13844 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13846 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
13848 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
13850 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
13852 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
13853 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
13854 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
13855 target after ignore has been set, and move there also the commputation
13856 of subtarget and original_target.
13857 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
13858 (LANG_HOOKS_INITIALIZER): Remove it.
13859 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
13861 2008-03-18 Richard Guenther <rguenther@suse.de>
13863 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
13864 found an expression with constants, note that in the VN for the lhs.
13865 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
13866 fold them to constants if possible. Run cleanup_cfg if done so.
13867 (execute_pre): Return todo.
13868 (do_pre): Likewise.
13869 (execute_fre): Likewise.
13870 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
13872 (get_prop_source_stmt): Look through pointer conversions.
13874 2008-03-18 Jan Hubicka <jh@suse.cz>
13876 * tree-pretty-print.c: Include predict.h.
13877 (dump_generic_node): Dump predictor.
13878 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
13879 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
13880 * gimple-low.c (lower_stmt): Likewise.
13881 * expr.c (expand_expr_real): Likewise.
13882 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
13884 (build_predict_expr, build_predict_expr): New.
13885 * predict.h (predictor_name, build_predict_expr): Update.
13886 * c-typeck.c (c_finish_bc_stmt): Add prediction.
13887 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
13888 * predict.def (PRED_CONTINUE): Update hitrate.
13889 * tree.def (PREDICT_EXPR): Define.
13890 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
13891 do not handle BIND_EXPR.
13892 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
13893 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
13894 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
13897 2008-03-18 Michael Matz <matz@suse.de>
13899 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
13901 2008-03-18 Richard Guenther <rguenther@suse.de>
13903 * tree-gimple.h (is_gimple_invariant_address): Declare.
13904 (is_gimple_constant): Likewise.
13905 * tree-gimple.c (is_gimple_constant): New function.
13906 (is_gimple_invariant_address): Likewise.
13907 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
13908 and is_gimple_invariant_address.
13909 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
13911 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
13912 an addressable base.
13914 2008-03-18 Jakub Jelinek <jakub@redhat.com>
13916 PR middle-end/35611
13917 * gimplify.c (gimplify_expr): Gimplify second operand of
13920 2008-03-17 Richard Guenther <rguenther@suse.de>
13922 PR tree-optimization/19637
13923 * fold-const.c (fold_unary): Remove restrictions of removing
13924 intermediate pointer-conversions (P2)(P1)P0.
13925 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
13926 conversion to void pointer.
13927 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
13929 2008-03-16 James E. Wilson <wilson@tuliptree.org>
13932 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
13933 emulated thread local variables.
13935 2008-03-16 Richard Guenther <rguenther@suse.de>
13937 PR middle-end/35607
13938 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
13939 expand TREE_INVARIANT operations that are not gimple invariant.
13941 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
13943 * doc/extend.texi (Alignment): Say that the ABI controls
13944 the __alignof__ for non-strict-alignment targets rather
13945 than being a recommendation.
13947 2008-03-15 Paul Brook <paul@codesourcery.com>
13949 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
13951 (arm_output_fn_unwind): Mark functions that can not be unwound.
13953 2008-03-15 Paul Brook <paul@codesourcery.com>
13955 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
13956 extension instructions.
13958 2008-03-15 Richard Guenther <rguenther@suse.de>
13960 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
13961 and fold constant aggregate refs.
13962 (fold_const_aggregate_ref): Handle string constants
13963 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
13964 (evaluate_stmt): Simplify now that ccp_fold folds constant
13967 2008-03-15 Paul Brook <paul@codesourcery.com>
13969 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
13970 (extzv): Use gen_extzv_t2.
13971 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
13973 2008-03-15 Richard Guenther <rguenther@suse.de>
13975 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
13976 (fold_const_aggregate_ref): Likewise.
13977 (get_value): Return NULL if we don't have any values.
13978 (ccp_finalize): Set const_val to NULL after freeing it.
13979 * tree-flow.h (get_symbol_constant_value): Declare.
13980 (fold_const_aggregate_ref): Likewise.
13981 * tree-ssa-sccvn.c (try_to_simplify): Use them.
13983 2008-03-15 Richard Guenther <rguenther@suse.de>
13985 PR middle-end/35593
13986 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
13987 to not produce negative array indices if not allowed. Add
13988 parameter to indicate that.
13989 (maybe_fold_offset_to_component_ref): Allow negative array
13990 indices only for the first member of a structure.
13991 (maybe_fold_offset_to_reference): Allow negative array indices.
13992 (maybe_fold_stmt_addition): Likewise.
13994 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
13995 Anatoly Sokolov <aesok@post.ru>
13997 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
13998 (avr_arch): Add ARCH_AVR6.
13999 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14000 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14001 instead of fixed value 2.
14002 (print_operand_address): Use gs() asm specifier instead of pm().
14003 (avr_assemble_integer): (Ditto.).
14004 (avr_output_addr_vec_elt): (Ditto.).
14005 (print_operand): Handle "!" code.
14006 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14007 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14008 (AVR_HAVE_EIJMP_EICALL): Define.
14009 (AVR_3_BYTE_PC): Redefine.
14010 (AVR_2_BYTE_PC): (Ditto.).
14011 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14012 (LINK_SPEC): Add atmega2560 and atmega2561.
14013 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14015 * config/avr/avr.md (call_insn): Use eicall instead of icall
14016 for 3 byte PC devices.
14017 (call_value_insn): (Ditto.).
14018 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14019 (indirect_jump): Use only for for 2 byte PC devices.
14020 (*tablejump): (Ditto.).
14021 (*indirect_jump_avr6): Add insn.
14022 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14023 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14024 instead of ijmp for 3 byte PC devices.
14025 (__tablejump2__): (Ditto.).
14026 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14027 (MULITLIB_DIRNAMES): (Ditto.).
14028 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14030 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14032 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14033 "sse2_umulsidi3". Use V1DI mode for operand 0.
14034 ("mmx_psadbw"): Use V1DI mode for operand 0.
14035 * config/i386/i386-modes.def (V1SI): New vector mode.
14036 * config/i386/i386.c (struct builtin_description)
14037 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14038 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14039 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14040 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14041 v1di_ftype_v8qi_v8qi type.
14042 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14044 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14045 __builtin_ia32_pmuludq]: Fix the mode of return value.
14047 2008-03-15 Richard Guenther <rguenther@suse.de>
14049 PR middle-end/35595
14050 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14053 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14055 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14056 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14057 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14058 unless TARGET_SERIALIZE_VOLATILE is enabled.
14059 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14060 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14061 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14063 2008-03-14 Richard Guenther <rguenther@suse.de>
14065 PR tree-optimization/34172
14066 * tree-flow.h (refs_may_alias_p): Declare.
14067 (get_single_def_stmt): Likewise.
14068 (get_single_def_stmt_from_phi): Likewise.
14069 (get_single_def_stmt_with_phi): Likewise.
14070 * tree-dfa.c (refs_may_alias_p): New function.
14071 (get_single_def_stmt): Likewise.
14072 (get_single_def_stmt_from_phi): Likewise.
14073 (get_single_def_stmt_with_phi): Likewise.
14074 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14075 (vn_reference_lookup_1): New helper function.
14076 (vn_reference_lookup): Walk the virtual use-def chain to
14077 continue searching for a match if the def does not alias the
14078 reference we are looking for.
14080 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14082 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14083 archive and Perzl. Update The Written Word listing.
14085 2008-03-14 Richard Guenther <rguenther@suse.de>
14087 PR tree-optimization/34043
14088 PR tree-optimization/33989
14089 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14091 (bitmap_find_leader): Use extra argument to verify dominance
14092 relationship inside a basic-block.
14093 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14094 (find_leader_in_sets): Adjust.
14095 (create_component_ref_by_pieces): Take extra argument for
14096 dominance check, handle lookup failures.
14097 (find_or_generate_expression): Likewise.
14098 (create_expression_by_pieces): Likewise.
14099 (insert_into_preds_of_block): Adjust.
14100 (create_value_expr_from): If asked for, verify all operands
14101 are in the blocks AVAIL_OUT set.
14102 (make_values_for_stmt): Check for SSA_NAMEs that are life
14103 over an abnormal edge.
14104 (compute_avail): Remove such check.
14105 (do_SCCVN_insertion): New function.
14106 (eliminate): If we do not find a leader suitable for replacement
14107 insert a replacement expression from SCCVN if available.
14108 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14109 (struct vn_ssa_aux): Add needs_insertion flag.
14110 * tree-ssa-sccvn.c (may_insert): New global flag.
14111 (copy_reference_ops_from_ref): Value-number union member access
14112 based on its size, not type and member if insertion is allowed.
14113 (visit_reference_op_load): For a weak match from union type
14114 punning lookup a view-converted value and insert a SSA_NAME
14115 for that value if that is not found.
14116 (visit_use): Make dumps shorter. Do not disallow value numbering
14117 SSA_NAMEs that are life over an abnormal edge to constants.
14118 (free_scc_vn): Release inserted SSA_NAMEs.
14119 (run_scc_vn): New flag to specify whether insertion is allowed.
14120 Process SSA_NAMEs in forward order.
14121 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14122 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14123 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14124 pointer type to/from integral types that do not change the
14125 precision to regular conversions.
14127 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14129 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14130 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14131 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14132 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14133 input arguments and the mode of return value. Built-in functions
14134 that operate on whole 64-bit MMX register now use V1DI mode.
14136 2008-03-13 Alon Dayan <alond@il.ibm.com>
14137 Olga Golovanevsky <olga@il.ibm.com>
14139 PR tree-optimization/35041
14140 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14141 to locate the right position in a statement.
14143 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14147 * config/i386/xmmintrin.h: Change all static inline functions to
14148 extern inline and add __gnu_inline__ attribute.
14149 * config/i386/bmintrin.h: Ditto.
14150 * config/i386/smmintrin.h: Ditto.
14151 * config/i386/tmmintrin.h: Ditto.
14152 * config/i386/mmintrin-common.h: Ditto.
14153 * config/i386/ammintrin.h: Ditto.
14154 * config/i386/emmintrin.h: Ditto.
14155 * config/i386/pmmintrin.h: Ditto.
14156 * config/i386/mmintrin.h: Ditto.
14157 * config/i386/mm3dnow.h: Ditto.
14159 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14161 PR middle-end/35185
14162 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14163 (lower_omp_2): New function.
14164 (lower_omp_1, lower_omp): Rewritten.
14166 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14169 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14170 with the phrase "Microsoft Windows compilers".
14171 (Push/Pop Macro Pragmas): New subsection. Document
14172 #pragma push_macro and pragma pop_macro.
14174 2008-03-12 Paul Brook <paul@codesourcery.com>
14176 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14178 2008-03-12 Paul Brook <paul@codesourcery.com>
14180 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14181 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14182 (thumb2_addsi_shortim): Rename ...
14183 (thumb2_addsi_short): ... to this. Allow register operands.
14184 (thumb2_subsi_short): New pattern.
14185 (thumb2_one_cmplsi2_short,
14186 thumb2_negsi2_short): New patterns and peepholes.
14188 2008-03-12 Paul Brook <paul@codesourcery.com>
14190 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14192 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14194 * config/i386/i386.md (int_cond): New code iterator.
14196 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14197 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14198 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14199 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14200 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14201 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14202 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14203 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14205 2008-03-12 Paul Brook <paul@codesourcery.com>
14207 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14208 instead of {arm,thumb}_compute_save_reg_mask.
14209 (output_return_instruction): Ditto.
14210 (thumb_unexpanded_epilogue): Ditto.
14211 (thumb1_expand_prologue): Ditto.
14212 (thumb1_output_function_prologue): Ditto.
14213 (arm_set_return_address): Ditto.
14214 (thumb_set_return_address): Ditto.
14215 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14216 regs to achieve stack alignment.
14217 (thumb1_compute_save_reg_mask): Fix compiler warning.
14218 (arm_output_epilogue): Use offsets->saved_regs_mask.
14219 Adjust stack pointer by poping call clobered registers.
14220 (arm_expand_prologue): Use offsets->saved_regs_mask.
14221 Adjust stack pointer by pushing extra registers.
14222 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14224 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14227 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14228 conversion to the operands of a multiplication.
14230 2008-03-12 Richard Guenther <rguenther@suse.de>
14232 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14233 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14234 * timevar.def (TV_TREE_PHIPROP): Add.
14235 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14236 pass description. Use TV_TREE_PHIPROP.
14237 * tree-ssa-forwprop.c: Remove phiprop code.
14239 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14241 PR middle-end/35549
14242 * omp-low.c (maybe_lookup_decl): Constify first argument.
14243 (use_pointer_for_field): Change last argument from bool to
14244 omp_context *. Disallow shared copy-in/out in nested
14245 parallel if decl is shared in outer parallel too.
14246 (build_outer_var_ref, scan_sharing_clauses,
14247 lower_rec_input_clauses, lower_copyprivate_clauses,
14248 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14250 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14251 Ira Rosen <irar@il.ibm.com>
14253 * tree-vectorizer.c (free_stmt_vec_info): New function.
14254 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14255 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14256 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14257 * tree-vect-transform.c (vectorizable_conversion): Free
14258 vec_oprnds0 if it was allocated.
14259 (vect_permute_store_chain): Remove unused VECs.
14260 (vectorizable_store): Free VECs that are allocated in the..
14262 (vect_transform_strided_load, vectorizable_load): Likewise.
14263 (vect_remove_stores): Simplify the code.
14264 (vect_transform_loop): Move code to vect_remove_stores().
14265 Call vect_remove_stores() and free_stmt_vec_info().
14267 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14269 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14270 TARGET_HPUX. Revise comment.
14271 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14272 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14273 Use sr4 variant of `be' instruction when not generating PIC code.
14274 (attr_length_call): Adjust for above change.
14276 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14278 * ipa-reference.c (static_execute): Remove module_statics_const and
14279 associated setting code.
14281 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14284 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14285 predicate for operand 1.
14286 (paritysi2_cmp): Use register_operand predicate for operand 2.
14287 Use earlyclobber modifier for operand 1. Remove support for
14289 (paritydi2_cmp): Use register_operand predicate for operand 3.
14290 Use earlyclobber modifier for operand 1. Remove support for
14293 2008-03-11 Paul Brook <paul@codesourcery.com>
14294 Vladimir Prus <vladimir@codesourcery.com>
14296 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14297 (arm_compute_save_reg0_reg12_mask): Always
14298 check if register 11 must be saved. Always safe hard frame pointer
14299 when frame_pointer_needeed.
14300 (arm_compute_save_reg_mask): Save IP and PC
14301 only with apcs frames.
14302 (arm_output_epilogue): Adjust Thumb2 codepath to
14303 be also invoked and work for ARM non-apcs frames.
14304 (arm_expand_prologue): Don't bother saving IP
14305 for non-apcs frame, since it's not clobbered by
14306 prologue code. Implement non-apcs frame
14309 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14311 PR rtl-optimization/35281
14312 * expr.c (convert_move): Use a new pseudo for the intermediate
14313 from_mode->word_mode result.
14315 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14317 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14318 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14319 * toplev.c (compile_file): Don't call it.
14321 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14323 PR middle-end/35526
14324 * expr.c (store_expr): Call emit_block_move if the mode
14325 of "temp" RTX is BLKmode.
14327 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14328 Richard Guenther <rguenther@suse.de>
14330 PR tree-optimization/31358
14331 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14332 the step with a NULL_TREE.
14333 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14334 to sizetype if type is a pointer type.
14335 (add_candidate_1): Don't convert the base and step to
14336 the generic type if the orginal type is a pointer type.
14337 (add_iv_value_candidates): Use sizetype for the step
14338 if type is a pointer type.
14339 (cand_value_at): Likewise.
14340 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14342 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14343 Don't convert the tem affine to the type.
14344 (add_elt_to_tree): Use sizetype for the step if a pointer.
14345 Use POINTER_PLUS_EXPR for pointers.
14346 (aff_combination_to_tree): Use sizetype for the step if a
14349 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14351 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14352 Remove commutativity hint.
14354 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14358 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14359 errorneous type. Check that v is a VAR_DECL.
14361 PR middle-end/35099
14362 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14364 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14366 PR tree-optimization/35494
14367 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14368 may be overriden at link and run time.
14370 2008-03-10 Richard Guenther <rguenther@suse.de>
14372 PR tree-optimization/34677
14373 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14374 (poolify_tree): Likewise.
14375 (modify_expr_template): Likewise.
14376 (poolify_modify_stmt): Likewise.
14377 (insert_fake_stores): Handle all component-ref style stores
14378 in addition to INDIRECT_REF. Also handle complex types.
14379 Do not poolify the inserted load.
14380 (realify_fake_stores): Do not rebuild the tree but only
14381 make it a SSA_NAME copy.
14382 (init_pre): Remove initialzation of modify_expr_template.
14383 Do not allocate modify_expr_node_pool.
14384 (fini_pre): Do not free modify_expr_node_pool.
14386 2008-03-10 Paul Brook <paul@codesourcery.com>
14388 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14389 to avoid conflicts.
14391 2008-03-10 Paul Brook <paul@codesourcery.com>
14392 Mark Shinwell <shinwell@codesourcery.com>
14394 * config/arm/cortex-r4.md: New.
14395 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14397 * config/arm/arm.md: Include cortex-r4.md.
14398 (insn): Add smmls, sdiv and udiv values.
14399 (generic_sched): Don't use generic scheduling for Cortex-R4.
14400 (arm_issue_rate): New function.
14401 (TARGET_SCHED_ISSUE_RATE): Define.
14403 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14405 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14407 2008-03-10 Richard Guenther <rguenther@suse.de>
14409 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14410 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14412 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14414 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14415 Set default to true.
14417 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14419 * c.opt (Wsynth): Deprecate.
14420 * doc/invoke.texi (Option Summary, Warning Options): Document
14421 -Wno-format-contains-nul.
14423 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14426 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14427 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14429 2008-03-09 Ira Rosen <irar@il.ibm.com>
14431 * config/rs6000/rs6000.c (builtin_description): Rename vector
14432 left shift operations.
14433 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14434 (altivec_vsl<VI_char>): Rename to ...
14435 (ashl<mode>3): ... new name.
14436 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14438 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14440 2008-03-08 Richard Guenther <rguenther@suse.de>
14442 * coverage.h (tree_coverage_counter_addr): Declare.
14443 * coverage.c (tree_coverage_counter_addr): New function.
14444 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14445 before using again.
14446 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14447 (tree_gen_one_value_profiler): Likewise.
14448 (tree_gen_ic_profiler): Likewise.
14449 (tree_gen_average_profiler): Likewise.
14450 (tree_gen_ior_profiler): Likewise.
14452 2008-03-08 Richard Guenther <rguenther@suse.de>
14454 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14455 (vn_binary_op_insert): Likewise.
14456 (vn_unary_op_lookup): Likewise.
14457 (vn_unary_op_insert): Likewise.
14458 (vn_nary_op_lookup): Declare.
14459 (vn_nary_op_insert): Likewise.
14460 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14461 and binary hashes, use a single obstack for unary_op_pool
14462 and binary_op_pool.
14463 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14464 a single struct vn_nary_op_s. Store tree code length and
14465 a variable number of operands.
14466 (struct vn_reference_op_struct): Remove unused op2.
14467 (vn_reference_op_eq): Do not compare op2.
14468 (vn_reference_op_compute_hash): Do not compute hash of op2.
14469 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14470 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14471 with vn_nary_op_compute_hash.
14472 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14473 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
14475 (vn_unary_op_insert, vn_binary_op_insert): Replace with
14477 (visit_unary_op): Call nary functions.
14478 (visit_binary_op): Likewise.
14479 (process_scc): Adjust for struct vn_tables_s changes.
14480 (allocate_vn_table): Likewise.
14481 (free_vn_table): Likewise.
14482 * tree-vn.c (vn_add): Call nary functions.
14483 (vn_lookup): Likewise.
14485 2008-03-08 Jakub Jelinek <jakub@redhat.com>
14488 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
14489 wdst back after sync_compare_and_swapqhi_internal.
14491 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
14494 * config/i386/i386-modes.def (V1DI): New vector mode.
14495 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
14496 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14497 (MMXMODE248): Ditto.
14498 (MMXMODE): Add V1DI mode.
14499 (mmxvecsize): Change DI mode to V1DI mode.
14500 ("mov<mode>): Use MMXMODEI8 mode iterator.
14501 ("*mov<mode>_internal_rex64"): Ditto.
14502 ("*mov<mode>_internal"): Ditto.
14503 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
14504 ("mmx_sub<mode>3"): Ditto.
14505 ("mmx_adddi3"): Remove insn pattern.
14506 ("mmx_subdi3"): Ditto.
14507 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
14508 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
14509 ("mmx_ashl<mode>3"): Ditto.
14510 ("mmx_lshrdi3"): Remove insn pattern.
14511 ("mmx_ashldi3"): Ditto.
14512 * config/i386/i386.c (classify_argument): Handle V1DImode.
14513 (function_arg_advance_32): Ditto.
14514 (function_arg_32): Ditto.
14515 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
14516 mmx_addv1di3 insn pattern.
14517 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
14518 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
14519 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
14520 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
14521 Remove definitions of built-in functions.
14522 (V1DI_type_node): New node.
14523 (v1di_ftype_v1di_int): Ditto.
14524 (v1di_ftype_v1di_v1di): Ditto.
14525 (v2si_ftype_v2si_si): Ditto.
14526 (v4hi_ftype_v4hi_di): Remove node.
14527 (v2si_ftype_v2si_di): Ditto.
14528 (ix86_init_mmx_sse_builtins): Handle V1DImode.
14529 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
14530 Redefine builtins using def_builtin_const with *_ftype_*_int node.
14531 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
14532 Add new builtins using def_builtin_const.
14533 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
14534 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
14535 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
14536 * config/i386/mmintrin.h (__v1di): New typedef.
14537 (_mm_add_si64): Cast arguments to __v1di type.
14538 (_mm_sub_si64): Ditto.
14539 (_mm_sll_pi16): Cast __count to __v4hi type.
14540 (_mm_sll_pi32): Cast __count to __v2si type.
14541 (_mm_sll_si64): Cast arguments to __v1di type.
14542 (_mm_srl_pi16): Cast __count to __v4hi type.
14543 (_mm_srl_pi32): Cast __count to __v2si type.
14544 (_mm_srl_si64): Cast arguments to __v1di type.
14545 (_mm_sra_pi16): Cast __count to __v4hi type.
14546 (_mm_sra_pi32): Cast __count to __v2si type.
14547 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
14548 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
14549 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
14550 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
14551 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
14552 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
14553 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
14554 (_mm_srai_pi32): Use __builtin_ia32_psradi.
14555 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
14556 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14557 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14558 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
14560 2008-03-07 Joseph Myers <joseph@codesourcery.com>
14562 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
14564 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
14567 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
14568 reg+const addressing for Altivec modes. Don't generate reg+reg
14569 addressing for TFmode or TDmode quantities.
14571 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
14573 * c-common.c (vector_types_convertible_p): Call langhook
14574 instead of comptypes.
14576 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14579 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
14580 integral and scalar float variables which have a
14583 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
14585 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
14586 dwarf_register_span hook when emitting unwind information for
14587 register-to-memory saves.
14588 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
14589 (rs6000_frame_related): Remove call to spe_synthesize_frame.
14591 2008-03-06 Jakub Jelinek <jakub@redhat.com>
14593 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
14594 for the same VAR_DECL.
14596 2008-03-06 Tom Tromey <tromey@redhat.com>
14598 * treelang: Delete.
14599 * doc/standards.texi (Standards): Don't mention treelang.
14600 * doc/invoke.texi (Overall Options): Don't mention treelang.
14601 * doc/install.texi (Prerequisites): Don't mention bison or
14603 (Configuration): Don't mention treelang.
14604 (Building): Likewise.
14605 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
14607 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14609 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
14610 word-extractions out of a multi-word object.
14612 2008-03-06 Richard Guenther <rguenther@suse.de>
14614 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
14615 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
14616 result type and precision.
14617 * expr.c (get_inner_reference): Set unsignedp based on the result
14618 type of BIT_FIELD_REF.
14619 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
14620 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
14621 (try_instantiate_multiple_fields): Likewise. Use the correct type
14623 (sra_build_assignment): Likewise.
14624 (sra_build_elt_assignment): Likewise.
14625 (sra_explode_bitfield_assignment): Likewise.
14626 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
14627 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
14628 set BIT_FIELD_REF_UNSIGNED.
14629 (vectorizable_load): Likewise.
14631 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
14633 * cse.c (cse_extended_basic_block): Invalidate artificial defs
14636 2008-03-06 Richard Guenther <rguenther@suse.de>
14638 * alias.c (struct alias_set_entry): Move has_zero_child field
14639 to pack with alias_set.
14641 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14643 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14646 2008-03-05 Ian Lance Taylor <iant@google.com>
14648 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
14650 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
14652 * fwprop.c (update_df): Support width and offset parameters of
14654 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
14655 global_conflicts): Change DF_REF_EXTRACT to either
14656 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14657 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14658 * df-scan.c (df_ref_record, df_defs_record,
14659 df_ref_create_structure, df_def_record_1, df_uses_record,
14660 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
14661 df_bb_refs_collect, df_entry_block_defs_collect,
14662 df_exit_block_uses_collect): Support new width and offset fields.
14663 (ref_extract_pool): New storage pool.
14664 (df_free_ref): New function.
14665 (df_reg_chain_unlink, df_free_collection_rec,
14666 df_sort_and_compress_refs): Call df_free_ref.
14667 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
14669 (df_ref_create_structure): Allocate df_ref_extract if offset and
14670 width fields are used.
14671 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
14672 (df_uses_record): Get offset and width from ZERO_EXTRACT
14674 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
14675 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14676 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14677 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
14678 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14679 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14680 (df_ref_extract): New structure.
14681 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
14682 (df_ref_create): Add width and offset parameters.
14684 2008-03-05 Richard Guenther <rguenther@suse.de>
14686 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14687 Use ranges_overlap_p.
14688 (offset_overlaps_with_access): Rename
14689 to ranges_overlap_p and move ...
14690 * tree-flow-inline.h (ranges_overlap_p): ... here.
14692 * tree.h (get_inner_reference, handled_component_p): Update
14695 * tree.h (record_component_aliases, get_alias_set,
14696 alias_sets_conflict_p, alias_sets_must_conflict_p,
14697 objects_must_conflict_p): Move declarations ...
14698 * alias.h (record_component_aliases, get_alias_set,
14699 alias_sets_conflict_p, alias_sets_must_conflict_p,
14700 objects_must_conflict_p): ... here.
14701 Include coretypes.h.
14702 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
14704 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
14706 * cfg.c: Include tree-flow.h.
14707 (remove_edge_raw): Call redirect_edge_var_map_clear.
14708 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
14709 * tree-flow-inline.h (redirect_edge_var_map_def): New.
14710 (redirect_edge_var_map_result): New.
14711 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
14712 PENDING_STMT use with redirect_edge_var_map_*.
14713 * tree-ssa.c (edge_var_maps): New definition.
14714 (redirect_edge_var_map_add): New.
14715 (redirect_edge_var_map_clear): New.
14716 (redirect_edge_var_map_dup): New.
14717 (redirect_edge_var_map_vector): New.
14718 (redirect_edge_var_map_destroy): New.
14719 (ssa_redirect_edge): Replace PENDING_STMT use with
14720 redirect_edge_var_map_*.
14721 (flush_pending_stmts): Same.
14722 (delete_tree_ssa): Destroy edge var map.
14723 * tree-flow.h (struct _edge_var_map): New.
14724 Define edge_var_map vector type.
14725 Declare redirect_edge_var_map_* prototypes.
14726 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
14727 * tree-cfg.c (reinstall_phi_args): Replace
14728 PENDING_STMT use with redirect_edge_var_map_*.
14730 2008-03-05 Richard Guenther <rguenther@suse.de>
14732 PR tree-optimization/35472
14733 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
14734 whose single use_stmt has a overlapping set of loaded and
14735 stored symbols as that use_stmt might be a noop assignment then.
14737 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14739 * gthr-rtems.h: Implement __gthread_mutex_destroy.
14741 2008-03-05 Richard Guenther <rguenther@suse.de>
14744 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
14745 should be constants.
14746 * tree-cfg.c (verify_expr): Verify it.
14747 * fold-const.c (fold_truthop): Remove code generating
14748 BIT_FIELD_REFs of structure bases.
14749 (fold_binary): Likewise.
14750 (fold_ternary): Position and size of BIT_FIELD_REFs are
14751 always host integers.
14752 (make_bit_field_ref): Remove.
14753 (optimize_bit_field_compare): Remove.
14754 (all_ones_mask_p): Remove.
14756 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
14759 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
14760 (split_block_and_df_analyze): New. Split basic block and rebuild
14762 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
14764 (split_pattern_seq): Likewise.
14765 (erase_matching_seqs): Likewise.
14766 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
14768 2008-03-04 Geoff Keating <geoffk@apple.com>
14770 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
14771 declaration and code.
14772 (tree_invalid_nonnegative_warnv_p): Likewise.
14774 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
14776 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
14777 examples. Truncate option-names then causing overfull hbox.
14779 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14782 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
14784 * configure: Rebuilt.
14786 2008-03-04 Rafael Espindola <espindola@google.com>
14788 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
14789 (tree_unary_nonnegative_warnv_p): New.
14790 (tree_binary_nonnegative_warnv_p): New.
14791 (tree_single_nonnegative_warnv_p): New.
14792 (tree_invalid_nonnegative_warnv_p): New.
14793 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
14795 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14798 * opts.c (handle_option): Postpone 'unknown option' errors only for
14801 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
14804 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
14807 2008-03-04 Rafael Espindola <espindola@google.com>
14809 * fold-const.c (tree_unary_nonzero_warnv_p): New.
14810 (tree_binary_nonzero_warnv_p): New.
14811 (tree_single_nonzero_warnv_p): New.
14812 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
14814 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
14816 PR middle-end/35456
14817 * fold-const.c (fold_cond_expr_with_comparison): Prevent
14818 transformations for modes that have signed zeros.
14819 * ifcvt.c (noce_try_abs): Ditto.
14821 2008-03-04 Joseph Myers <joseph@codesourcery.com>
14823 * config/i386/i386.c (override_options): Force
14824 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
14826 2008-03-04 Jan Hubicka <jh@suse.cz>
14829 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
14832 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14834 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
14835 label to probe the stack.
14837 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14839 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
14840 (__gthr_win32_mutex_destroy): Declare.
14841 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
14842 __gthr_win32_mutex_destroy.
14843 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
14845 2008-03-03 Jan Hubicka <jh@suse.cz>
14848 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
14849 aggressive on inlining cold calls.
14851 2008-03-03 Richard Guenther <rguenther@suse.de>
14853 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
14854 struct copies into the expression table.
14855 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
14856 (try_to_simplify): Likewise.
14857 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
14858 integral and pointer arguments which do not change the
14859 precision to NOP_EXPRs.
14860 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
14861 VIEW_CONVERT_EXPR case.
14863 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
14865 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
14866 defined in a loop at depth 0 is invariant.
14867 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14868 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
14869 be called at loop depth 0.
14871 2008-03-02 Jakub Jelinek <jakub@redhat.com>
14874 * gcc.c (process_command): Update copyright notice dates.
14875 * gcov.c (print_version): Likewise.
14876 * gcov-dump.c (print_version): Likewise.
14877 * mips-tfile.c (main): Likewise.
14878 * mips-tdump.c (main): Likewise.
14880 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14883 * c-common.c (flag_permissive): Delete.
14884 (constant_expression_warnings): Check flags first.
14885 (constant_expression_error): New.
14886 * c-common.h (flag_permissive): Delete.
14887 (constant_expression_error): Declare.
14888 * flags.h (flag_permissive): Declare. Update description.
14889 * diagnostic.c (pedwarn): Update.
14891 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
14892 (permissive_error_kind): New.
14893 * toplev.c (flag_permissive): Define. Update description.
14894 * toplev.h (permissive_error_kind): Declare.
14895 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
14896 (pedwarn_c90): Use pedantic_warning_kind.
14897 * c-opts.c (c_common_post_options): flag_permissive does not affect
14898 flag_pedantic_errors.
14900 2008-03-02 Joseph Myers <joseph@codesourcery.com>
14902 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
14903 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
14904 __absvsi2, __absvDI2): Use unsigned arithmetic.
14906 2008-03-02 Andi Kleen <ak@suse.de>
14907 Richard Guenther <rguenther@suse.de>
14909 * struct-equiv.c: Remove file.
14910 * cfg_cleanup.c (condjump_equiv_p): Remove.
14911 * Makefile.in (OBJS-common): Remove struct-equiv.o.
14912 (struct-equiv.o): Remove rule.
14913 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
14914 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
14915 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
14917 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14919 * ifcvt.c (noce_process_if_block): Try to handle only the then
14920 block if the else block exists but isn't suitable.
14922 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14925 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
14926 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
14927 regression from previous patch.
14929 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14932 * gthr.h: Add __gthread_mutex_destroy as a function that must be
14934 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
14935 * gthr-single.h (__gthread_mutex_destroy): Likewise.
14936 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
14937 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
14938 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
14939 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
14940 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
14941 (__gthread_mutex_destroy_function): Rename to
14942 __gthread_mutex_destroy.
14943 * gthr-dce.h (__gthread_mutex_destroy): Call
14944 pthread_mutex_destroy.
14945 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
14946 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
14947 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
14949 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14951 * df-scan.c (df_ref_chain_change_bb): Simplify.
14952 (df_insn_change_bb): Add new_bb argument. Simplify. Call
14953 set_block_for_insn if there's any change.
14954 * df.h ((df_insn_change_bb): Fix prototype.
14955 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
14956 df_insn_change_bb, don't call set_block_for_insn.
14957 * emit-rtl.c (reorder_insns): Likewise.
14958 * haifa-sched.c (move_insn): Likewise.
14960 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14962 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
14964 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14966 * tree-flow-inline.h (next_readonly_imm_use): Return
14967 NULL_USE_OPERAND_P after the end.
14969 2008-03-01 Richard Guenther <rguenther@suse.de>
14971 PR tree-optimization/35411
14972 * tree-sra.c (sra_build_assignment): Split conversion to
14973 final type to a separate statement if we are not assigning
14976 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14978 * fold-const.c (fold_convertible_p): Correct the logic to follow
14979 that in fold_convert().
14981 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
14984 * tree-inline.c (build_duplicate_type): When we make a
14985 duplicate type, make it unique in the canonical types system.
14987 2008-02-29 Tom Tromey <tromey@redhat.com>
14989 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
14990 input_file_stack_history, input_file_stack_restored): Remove.
14991 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14992 * input.h (struct file_stack): Remove.
14993 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14994 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
14996 * diagnostic.h (struct diagnostic_context) <last_module>: Change
14998 (diagnostic_last_module_changed): Add 'map' argument.
14999 (diagnostic_set_last_function): Likewise.
15000 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15001 line map, not input_file_stack.
15002 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15004 2008-02-29 Paul Brook <paul@codesourcery.com>
15006 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15008 2008-02-29 Paul Brook <paul@codesourcery.com>
15010 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15012 2008-02-29 Richard Guenther <rguenther@suse.de>
15014 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15016 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15017 value for comparing for a store match.
15018 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15019 (try_to_simplify): Do not do a full-blown reference lookup.
15021 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15023 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15024 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15026 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15028 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15030 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15031 strides against cache sizes.
15033 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15035 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15038 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15040 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15041 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15042 is smaller than the original promoted value.
15043 (simplify_subreg): If OP is a SUBREG, try to preserve its
15044 SUBREG_PROMOTED_VAR_P information.
15046 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15048 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15049 (VN_INFO_GET): Allocate new objects on the obstack.
15050 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15051 for rpo_numbers_temp, for consistency.
15052 (free_scc_vn): Free the obstack.
15054 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15056 * doc/invoke.texi: Document -ftree-loop-distribution.
15057 * tree-loop-distribution.c: New.
15058 * tree-pass.h (pass_loop_distribution): New.
15059 * graphds.h (struct graph): Add htab_t indices.
15060 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15061 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15062 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15063 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15064 * tree-data-ref.c (debug_data_dependence_relations): New.
15065 (dump_data_dependence_relation): Also print data references.
15066 (free_data_ref): Extern.
15067 (same_access_functions): Moved...
15068 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15069 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15070 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15071 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15072 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15073 (stmts_from_loop): Skip LABEL_EXPR.
15074 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15076 (build_rdg): Initialize rdg->indices htab.
15077 (free_rdg, stores_from_loop, ref_base_address,
15078 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15079 have_similar_memory_accesses_1, ref_base_address_1,
15080 remove_similar_memory_refs): New.
15081 * tree-data-ref.h: Depend on tree-chrec.h.
15082 (debug_data_dependence_relations, free_data_ref): Declared.
15083 (same_access_functions): ... here.
15084 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15086 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15087 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15088 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15089 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15090 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15091 rdg_vertex_for_stmt): Declared.
15092 (struct rdg_edge): Add level.
15094 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15095 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15097 (rdg_has_similar_memory_accesses): New.
15098 * tree-vect-analyze.c: Remove unused static decls.
15099 * lambda.h (dependence_level): New.
15100 * common.opt (ftree-loop-distribution): New.
15101 * tree-flow.h (mark_virtual_ops_in_bb,
15102 slpeel_tree_duplicate_loop_to_edge_cfg,
15103 rename_variables_in_loop): Declared.
15104 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15105 (OBJS-common): Add tree-loop-distribution.o.
15106 (tree-loop-distribution.o): New rule.
15107 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15108 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15109 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15111 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15114 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15115 other than structures and unions.
15117 2008-02-28 Richard Guenther <rguenther@suse.de>
15120 2008-02-26 Richard Guenther <rguenther@suse.de>
15122 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15123 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15124 (lookup_decl_from_uid): Declare.
15125 (remove_decl_from_map): Likewise.
15126 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15127 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15128 (decl_for_uid_map): New global hashtable mapping DECL_UID
15130 (init_ttree): Allocate it.
15131 (insert_decl_to_uid_decl_map): New helper function.
15132 (make_node_stat): Insert new decls into the map.
15133 (copy_node_stat): Likewise.
15134 (lookup_decl_from_uid): New function.
15135 (remove_decl_from_map): Likewise.
15136 (print_decl_for_uid_map_statistics): New helper.
15137 (dump_tree_statistics): Call it.
15139 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15140 (referenced_var_iterator): Adjust.
15141 (FOR_EACH_REFERENCED_VAR): Adjust.
15142 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15143 (num_referenced_vars): Adjust.
15144 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15145 (first_referenced_var): Remove.
15146 (end_referenced_vars_p): Likewise.
15147 (next_referenced_var): Likewise.
15148 (referenced_var_iterator_set): New helper function.
15149 * tree-dfa.c (referenced_var_lookup): Adjust.
15150 (referenced_var_check_and_insert): Likewise.
15151 (remove_referenced_var): Likewise.
15152 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15153 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15154 (verify_call_clobbering): Likewise.
15155 (verify_memory_partitions): Likewise.
15156 (init_tree_ssa): Allocate bitmap instead of hashtable for
15158 (delete_tree_ssa): Adjust.
15159 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15160 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15161 (compute_tag_properties): Likewise.
15162 (set_initial_properties): Likewise.
15163 (find_partition_for): Likewise.
15164 (update_reference_counts): Likewise.
15165 (dump_may_aliases_for): Likewise.
15166 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15167 (add_call_clobber_ops): Likewise.
15168 (add_call_read_ops): Likewise.
15169 (get_asm_expr_operands): Likewise.
15170 * tree-into-ssa.c (dump_decl_set): Likewise.
15171 (update_ssa): Likewise.
15172 * tree-sra.c (scan_function): Likewise.
15173 (decide_instantiations): Likewise.
15174 (scalarize_parms): Likewise.
15175 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15176 (dsa_named_for): Likewise.
15177 * tree-ssa-structalias.c (update_alias_info): Likewise.
15178 (merge_smts_into): Likewise.
15180 2008-02-27 David Daney <ddaney@avtrex.com>
15183 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15184 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15185 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15186 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15187 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15189 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15192 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15193 (BUILT_IN_NEXTTOWARD): Remove.
15194 (BUILT_IN_NEXTTOWARDF): Ditto.
15195 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15196 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15198 2008-02-27 Tom Tromey <tromey@redhat.com>
15200 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15201 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15203 2008-02-27 Jan Beulich <jbeulich@novell.com>
15205 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15206 update the respective field on newdecl.
15208 2008-02-27 Revital Eres <eres@il.ibm.com>
15210 PR rtl-optimization/34999
15211 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15212 crossing edges that ends with a call insn.
15213 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15214 call insn and clear the EDGE_CROSSING flag of the crossing edge
15215 when fixing fallthru edges.
15217 2008-02-27 Richard Guenther <rguenther@suse.de>
15219 PR middle-end/35390
15220 * fold-const.c (fold_unary): Return the correct argument,
15221 converted to the result type.
15223 2008-02-27 Richard Guenther <rguenther@suse.de>
15225 PR middle-end/34971
15226 * expr.c (expand_expr_real_1): Assert on rotates that operate
15228 * fold-const.c (fold_binary): Use the types precision, not the
15229 bitsize of the mode if folding rotate expressions. Build rotates
15230 only for full modes.
15232 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15234 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15235 and CPP_PRAGMA_EOL.
15236 * c-pragma.c (pragma_ns_name): New typedef.
15237 (registered_pp_pragmas): New variable.
15238 (c_pp_lookup_pragma): New function.
15239 (c_register_pragma_1): If flag_preprocess_only, do nothing
15240 for non-expanded pragmas, for expanded ones push pragma's
15241 namespace and name into registered_pp_pragmas vector.
15242 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15243 flag_preprocess_only, don't register GCC pch_preprocess
15244 pragma if flag_preprocess_only.
15245 * c-opts.c (c_common_init): Call init_pragma even if
15246 flag_preprocess_only.
15247 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15248 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15249 cpp_register_pragma if flag_preprocess_only.
15251 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15254 * c-parser.c (c_parser_translation_unit): Warn for empty
15255 translation unit, not empty source file.
15257 2008-02-26 Paul Brook <paul@codesourcery.com>
15259 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15260 operand for Thumb-2.
15261 * config/arm/arm.h (reg_class): Add CORE_REGS.
15262 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15263 (BASE_REG_CLASS): Use CORE_REGS.
15264 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15265 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15266 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15267 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15268 ARM_REGNO_OK_FOR_INDEX_P.
15269 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15270 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15271 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15272 (ldm/stm peepholes): Ditto.
15273 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15274 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15275 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15276 * config/arm/constraints.md: Enable "k" constraint on ARM.
15278 2008-02-27 Ben Elliston <bje@au.ibm.com>
15280 * config/rs6000/rs6000.c: Annotate cache line size field in all
15281 instances of struct processor_costs.
15283 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15285 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15286 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15287 jump_bypass): New counters.
15288 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15289 * dce.c (gate_ud_dce): Same.
15290 (gate_fast_dce): Same.
15291 * dse.c (gate_dse1): New function.
15292 (gate_dse2): New function.
15293 (gate_dse): Merge results of new gate functions.
15294 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15295 (gate_handle_jump_bypass): Add dbg_cnt.
15296 (gate_handle_gcse): Add dbg_cnt.
15297 * ifcvt.c (gate_handle_if_conversion): Same.
15298 (gate_handle_if_after_combine): Same.
15299 (gate_handle_if_after_reload): Same.
15300 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15302 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15304 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15306 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15308 2008-02-26 Jason Merrill <jason@redhat.com>
15311 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15312 alone if it's the naming decl for the type's main variant.
15314 2008-02-26 Tom Tromey <tromey@redhat.com>
15316 * system.h (USE_MAPPED_LOCATION): Poison.
15317 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15318 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15319 (make_goto_expr_edges): Likewise.
15320 (remove_bb): Likewise.
15321 (execute_warn_function_return): Likewise.
15322 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15324 * c-common.c (fname_decl): Remove old location code.
15325 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15327 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15329 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15330 (gen_rtx_ASM_INPUT): Likewise.
15331 (gen_rtx_ASM_INPUT_loc): Likewise.
15332 (get_rtx_asm_OPERANDS): Remove.
15333 * cfglayout.c (insn_locators_alloc): Remove old location code.
15334 (set_curr_insn_source_location): Likewise.
15335 (curr_insn_locator): Likewise.
15336 * print-tree.c (print_node): Remove old location code.
15337 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15338 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15339 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15340 location_from_locus.
15341 (construct_exit_block): Remove old location code.
15342 * emit-rtl.c (force_next_line_note): Remove old location code.
15343 * profile.c (branch_prob): Remove old location code.
15344 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15345 LOC_LINE): Remove old-location variants.
15346 * langhooks.c (lhd_print_error_function): Remove old location
15348 * configure, config.in: Rebuilt.
15349 * configure.ac (--enable-mapped-location): Remove.
15350 * c-decl.c (c_init_decl_processing): Remove old location code.
15351 (finish_function): Likewise.
15352 * recog.c (decode_asm_operands): Remove old location code.
15353 * c-pch.c (c_common_read_pch): Remove old location code.
15354 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15356 * gimple-low.c (lower_function_body): Remove old location code.
15357 * toplev.c (unknown_location): Remove.
15358 (push_srcloc): Remove old-location variant.
15359 (process_options): Remove old location code.
15360 (lang_dependent_init): Likewise.
15361 * input.h (UNKNOWN_LOCATION): Move definition.
15362 (location_t): Undeprecate.
15363 (source_locus): Remove.
15364 (location_from_locus): Remove.
15365 (struct location_s): Remove.
15366 Remove all old-location code.
15367 (input_line, input_filename): Remove.
15368 * final.c (final_scan_insn): Remove old location code.
15369 * diagnostic.c (diagnostic_build_prefix): Remove
15370 USE_MAPPED_LOCATION test.
15371 * tree.h (gimple_stmt) <locus>: Now a location_t.
15372 (tree_exp) <locus>: Likewise.
15373 (DECL_IS_BUILTIN): Remove old-location variant.
15374 (annotate_with_file_line, annotate_with_locus): Likewise.
15375 (expr_locus, set_expr_locus): Update.
15376 * tree.c (build1_stat): Remove old location code.
15377 (last_annotated_node): Remove.
15378 (annotate_with_file_line): Remove old-location variant.
15379 (annotate_with_locus): Likewise.
15380 (expr_location): Remove old location code.
15381 (set_expr_location): Likewise.
15382 (expr_has_location): Likewise.
15383 (expr_locus): Likewise.
15384 (set_expr_locus): Likewise.
15385 (expr_filename): Don't use location_from_locus.
15386 (expr_lineno): Likewise.
15387 * rtl-error.c (location_for_asm): Remove old location code.
15388 * c-lex.c (cb_line_change): Remove old location code.
15389 (fe_file_change): Likewise.
15390 (cb_def_pragma): Likewise.
15391 (c_lex_with_flags): Likewise.
15392 * gengtype.c (do_typedef): Don't special-case location types.
15393 (define_location_structures): Remove.
15394 (main): Don't call define_location_structures.
15395 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15398 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15401 * builtins.def (BUILT_IN_STDARG_START): Remove.
15402 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15403 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15404 * tree-inline.c (inline_forbidden_p_1): Likewise.
15406 2008-02-26 Richard Guenther <rguenther@suse.de>
15408 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15409 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15410 (lookup_decl_from_uid): Declare.
15411 (remove_decl_from_map): Likewise.
15412 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15413 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15414 (decl_for_uid_map): New global hashtable mapping DECL_UID
15416 (init_ttree): Allocate it.
15417 (insert_decl_to_uid_decl_map): New helper function.
15418 (make_node_stat): Insert new decls into the map.
15419 (copy_node_stat): Likewise.
15420 (lookup_decl_from_uid): New function.
15421 (remove_decl_from_map): Likewise.
15422 (print_decl_for_uid_map_statistics): New helper.
15423 (dump_tree_statistics): Call it.
15425 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15426 (referenced_var_iterator): Adjust.
15427 (FOR_EACH_REFERENCED_VAR): Adjust.
15428 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15429 (num_referenced_vars): Adjust.
15430 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15431 (first_referenced_var): Remove.
15432 (end_referenced_vars_p): Likewise.
15433 (next_referenced_var): Likewise.
15434 (referenced_var_iterator_set): New helper function.
15435 * tree-dfa.c (referenced_var_lookup): Adjust.
15436 (referenced_var_check_and_insert): Likewise.
15437 (remove_referenced_var): Likewise.
15438 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15439 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15440 (verify_call_clobbering): Likewise.
15441 (verify_memory_partitions): Likewise.
15442 (init_tree_ssa): Allocate bitmap instead of hashtable for
15444 (delete_tree_ssa): Adjust.
15445 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15446 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15447 (compute_tag_properties): Likewise.
15448 (set_initial_properties): Likewise.
15449 (find_partition_for): Likewise.
15450 (update_reference_counts): Likewise.
15451 (dump_may_aliases_for): Likewise.
15452 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15453 (add_call_clobber_ops): Likewise.
15454 (add_call_read_ops): Likewise.
15455 (get_asm_expr_operands): Likewise.
15456 * tree-into-ssa.c (dump_decl_set): Likewise.
15457 (update_ssa): Likewise.
15458 * tree-sra.c (scan_function): Likewise.
15459 (decide_instantiations): Likewise.
15460 (scalarize_parms): Likewise.
15461 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15462 (dsa_named_for): Likewise.
15463 * tree-ssa-structalias.c (update_alias_info): Likewise.
15464 (merge_smts_into): Likewise.
15466 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15469 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15470 * c-opts.c (c_common_handle_option): Wall enables
15471 Wvolatile-register-var.
15472 * common.opt: Move Wvolatile-register-var to...
15475 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15477 * common.opt (Wlarger-than=): New.
15478 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
15480 * opts.c (common_handle_option): Handle -Wlarger-than=.
15481 * optc-gen.awk: Likewise.
15482 * opth-gen.awk: Likewise.
15483 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
15484 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15486 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15488 * c-common.c (match_case_to_enum_1): Add appropriate
15489 OPT_W* parameter to warning.
15490 (c_do_switch_warnings): Likewise.
15491 * c-typeck.c (warning_init): Add one more parameter following
15492 'warning' function.
15493 (push_init_level): Update call to warning_init.
15494 (pop_init_level): Likewise.
15495 (add_pending_init): Likewise.
15496 (output_init_element: Likewise.
15498 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15501 * toplev.c (toplev_main): If there are warnings or error, print
15502 errors for ignored options.
15503 * opts.c (ignored_options): New static variable.
15504 (postpone_unknown_option_error): New.
15505 (print_ignored_options): New.
15506 (handle_option): Postpone errors for unknown -Wno-* options.
15507 * opts.h (print_ignored_options): Declare.
15509 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15511 * config/mips/mips.md (loadgp_blockage, blockage): Change type
15514 2008-02-25 Richard Guenther <rguenther@suse.de>
15517 2008-02-25 Richard Guenther <rguenther@suse.de>
15519 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15520 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15521 (lookup_decl_from_uid): Declare.
15522 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15523 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15524 (decl_for_uid_map): New global hashtable mapping DECL_UID
15526 (init_ttree): Allocate it.
15527 (insert_decl_to_uid_decl_map): New helper function.
15528 (make_node_stat): Insert new decls into the map.
15529 (copy_node_stat): Likewise.
15530 (lookup_decl_from_uid): New function.
15531 (print_decl_for_uid_map_statistics): New helper.
15532 (dump_tree_statistics): Call it.
15534 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15535 (referenced_var_iterator): Adjust.
15536 (FOR_EACH_REFERENCED_VAR): Adjust.
15537 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15538 (num_referenced_vars): Adjust.
15539 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15540 (first_referenced_var): Remove.
15541 (end_referenced_vars_p): Likewise.
15542 (next_referenced_var): Likewise.
15543 (referenced_var_iterator_set): New helper function.
15544 * tree-dfa.c (referenced_var_lookup): Adjust.
15545 (referenced_var_check_and_insert): Likewise.
15546 (remove_referenced_var): Likewise.
15547 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15548 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15549 (verify_call_clobbering): Likewise.
15550 (verify_memory_partitions): Likewise.
15551 (init_tree_ssa): Allocate bitmap instead of hashtable for
15553 (delete_tree_ssa): Adjust.
15554 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15555 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15556 (compute_tag_properties): Likewise.
15557 (set_initial_properties): Likewise.
15558 (find_partition_for): Likewise.
15559 (update_reference_counts): Likewise.
15560 (dump_may_aliases_for): Likewise.
15561 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15562 (add_call_clobber_ops): Likewise.
15563 (add_call_read_ops): Likewise.
15564 (get_asm_expr_operands): Likewise.
15565 * tree-into-ssa.c (dump_decl_set): Likewise.
15566 (update_ssa): Likewise.
15567 * tree-sra.c (scan_function): Likewise.
15568 (decide_instantiations): Likewise.
15569 (scalarize_parms): Likewise.
15570 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15571 (dsa_named_for): Likewise.
15572 * tree-ssa-structalias.c (update_alias_info): Likewise.
15573 (merge_smts_into): Likewise.
15575 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15578 * doc/invoke.texi (-fcx-limited-range): Document new option.
15579 * toplev.c (process_options): Handle -fcx-fortran-rules.
15580 * common.opt: Add documentation for -fcx-fortran-rules.
15582 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15585 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
15586 actual behaviour and C99.
15588 2008-02-26 Ben Elliston <bje@au.ibm.com>
15590 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
15591 (ASM_CPU_POWER6_SPEC): Likewise.
15592 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
15593 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
15594 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
15596 2008-02-25 Richard Guenther <rguenther@suse.de>
15598 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15599 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15600 (lookup_decl_from_uid): Declare.
15601 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15602 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15603 (decl_for_uid_map): New global hashtable mapping DECL_UID
15605 (init_ttree): Allocate it.
15606 (insert_decl_to_uid_decl_map): New helper function.
15607 (make_node_stat): Insert new decls into the map.
15608 (copy_node_stat): Likewise.
15609 (lookup_decl_from_uid): New function.
15610 (print_decl_for_uid_map_statistics): New helper.
15611 (dump_tree_statistics): Call it.
15613 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15614 (referenced_var_iterator): Adjust.
15615 (FOR_EACH_REFERENCED_VAR): Adjust.
15616 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15617 (num_referenced_vars): Adjust.
15618 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15619 (first_referenced_var): Remove.
15620 (end_referenced_vars_p): Likewise.
15621 (next_referenced_var): Likewise.
15622 (referenced_var_iterator_set): New helper function.
15623 * tree-dfa.c (referenced_var_lookup): Adjust.
15624 (referenced_var_check_and_insert): Likewise.
15625 (remove_referenced_var): Likewise.
15626 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15627 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15628 (verify_call_clobbering): Likewise.
15629 (verify_memory_partitions): Likewise.
15630 (init_tree_ssa): Allocate bitmap instead of hashtable for
15632 (delete_tree_ssa): Adjust.
15633 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15634 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15635 (compute_tag_properties): Likewise.
15636 (set_initial_properties): Likewise.
15637 (find_partition_for): Likewise.
15638 (update_reference_counts): Likewise.
15639 (dump_may_aliases_for): Likewise.
15640 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15641 (add_call_clobber_ops): Likewise.
15642 (add_call_read_ops): Likewise.
15643 (get_asm_expr_operands): Likewise.
15644 * tree-into-ssa.c (dump_decl_set): Likewise.
15645 (update_ssa): Likewise.
15646 * tree-sra.c (scan_function): Likewise.
15647 (decide_instantiations): Likewise.
15648 (scalarize_parms): Likewise.
15649 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15650 (dsa_named_for): Likewise.
15651 * tree-ssa-structalias.c (update_alias_info): Likewise.
15652 (merge_smts_into): Likewise.
15654 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
15657 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
15658 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
15659 * alias.h (nonoverlapping_memrefs_p): Likewise.
15661 2008-02-25 Jan Beulich <jbeulich@novell.com>
15663 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
15664 * config/i386/netware-libgcc.exp: Add __bswap?i2,
15665 __emultls_get_address, __emultls_register_common,
15666 __floatundi?f, and _Unwind_GetIPInfo.
15667 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
15668 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
15669 (gen_regparm_prefix): Likewise.
15670 (i386_nlm_encode_section_info): Sync with
15671 config/i386/winnt.c:i386_pe_encode_section_info().
15672 (i386_nlm_maybe_mangle_decl_assembler_name): New.
15673 i386_nlm_mangle_decl_assembler_name): New.
15674 (netware_override_options): New.
15675 * config/i386/netware.h (netware_override_options): Declare.
15676 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
15677 (i386_nlm_mangle_decl_assembler_name): Declare.
15678 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
15680 2008-02-25 Ben Elliston <bje@au.ibm.com>
15683 * c-decl.c (grokdeclarator): Remove unused local variables
15684 `typedef_type' and `type_as_written'.
15686 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
15687 unused local variable `has_hot_blocks'.
15688 (fix_crossing_conditional_branches): Remove unused local variable
15691 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
15693 PR middle-end/19984
15694 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
15695 using DEF_C99_BUILTIN.
15696 (BUILT_IN_NANF): Ditto.
15697 (BUILT_IN_NANL): Ditto.
15699 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
15700 Revital Eres <eres@il.ibm.com>
15702 * modulo-sched.c (calculate_must_precede_follow): Address TODO
15703 regarding the order of two dependent insns in the same row.
15705 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
15707 * stor-layout.c (layout_decl): Do not bump the alignment of a
15708 bit-field to more than byte alignment if it is packed.
15710 2008-02-24 David Edelsohn <edelsohn@gnu.org>
15712 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
15715 2008-02-24 Diego Novillo <dnovillo@google.com>
15717 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
15720 * tree-vrp.c (vrp_evaluate_conditional): With
15721 -Wtype-limits, emit a warning when comparing against a
15722 constant outside the natural range of OP0's type.
15723 * c.opt (Wtype-limits): Move ...
15724 * common.opt (Wtype-limits): ... here.
15726 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
15728 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
15729 * config/rs6000/e300c2c3.md: New file.
15730 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15732 (rs6000_override_options): Add e300c2 and e300c3 cases to
15733 processor_target_table. Do not allow usage of Altivec or Spe
15734 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
15735 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
15736 * config/rs6000/rs6000.h (processor_type): Add
15737 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
15738 (ASM_CPU_SPEC): Add e300c2 and e300c3.
15739 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
15740 and ppce300c3. Include e300c2c3.md.
15742 2008-02-23 David Edelsohn <edelsohn@gnu.org>
15744 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
15745 instead of TARGET_STRICT_ALIGN.
15747 2008-02-23 Joseph Myers <joseph@codesourcery.com>
15749 * explow.c (memory_address): Assert that the generated address is
15752 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15755 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
15756 * config/darwin-ppc-ldouble-patch.def: New file.
15757 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
15758 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
15759 SUBTARGET_INIT_BUILTINS if defined.
15760 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
15763 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15766 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
15767 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
15769 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15772 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
15773 file" warning condtional on -Winvalid-PCH.
15775 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15777 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
15779 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
15783 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
15784 prevent reload from using MMX registers.
15785 (*mov<mode>_internal): Ditto.
15786 (*movv2sf_internal_rex64): Ditto.
15787 (*movv2sf_internal): Ditto.
15789 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15791 PR documentation/31569
15792 * doc/install.texi2html: Use makeinfo --no-number-sections.
15794 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15796 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
15797 ensure that we can address an entire entity > 8 bytes. Don't
15798 generate reg+reg addressing for such data.
15800 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15802 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
15803 strings when optimizing for size, unless the target cares about
15806 2008-02-22 Tom Tromey <tromey@redhat.com>
15808 * regclass.c (current_pass): Remove declaration.
15810 2008-02-22 Anatoly Sokolov <aesok@post.ru>
15812 * config/avr/libgcc.S (__RAMPZ__): Define.
15813 (__do_copy_data): Add for devices with 128KB code memory.
15815 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15817 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15819 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
15821 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
15823 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
15826 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15829 * c-typeck.c (build_binary_op): Warn about floating point
15830 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
15832 2008-02-21 Janis Johnson <janis187@us.ibm.com>
15835 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
15836 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
15838 (rs6000_override_options): Set altivec_abi as default, not override,
15839 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
15840 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
15841 is used; use new member spe_abi.
15842 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
15843 spe_abi and altivec_abi.
15845 2008-02-22 Tomas Bily <tbily@suse.cz>
15847 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
15849 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15852 * config.build (build_file_translate): Set to `CMD //c' only if
15854 * Makefile.in (build_file_translate): Improve comment.
15856 2008-02-21 Jan Hubicka <jh@suse.cz>
15858 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
15859 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
15860 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
15862 2008-02-21 Michael Matz <matz@suse.de>
15865 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
15867 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
15869 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
15870 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
15871 as insn constraint.
15872 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
15873 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
15874 SSE_VEC_FLOAT_MODE_P as insn constraint.
15875 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
15876 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
15877 sse4a_movntdf using MODEF mode iterator.
15878 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
15879 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
15880 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
15881 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
15882 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
15883 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
15884 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
15886 2008-02-21 Richard Guenther <rguenther@suse.de>
15888 * tree.def (PAREN_EXPR): New tree code.
15889 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
15891 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
15892 * expr.c (expand_expr_real_1): Likewise.
15893 * tree-inline.c (estimate_num_insns_1): Likewise.
15894 * tree-complex.c (expand_complex_move): Likewise.
15895 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
15898 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15901 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
15903 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15906 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
15908 * config/sh/sh.c (find_barrier): Don't go past
15909 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
15911 2008-02-20 DJ Delorie <dj@redhat.com>
15913 * config/h8300/h8300.md (insv): Force source operand to be a register.
15915 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
15916 as a jump, not as a plain insn.
15918 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
15920 * doc/invoke.texi (Warning Options): Add new option
15921 -Wframe-larger-than=.
15922 (-Wframe-larger-than): Document.
15924 * flags.h (warn_frame_larger_than, frame_larger_than_size):
15925 Add declarations for new option variables.
15927 * final.c (final_start_function): Check the frame size
15928 before emission and issue a Wframe-larger-than warning.
15930 * opts.c (warn_frame_larger_than, frame_larger_than_size):
15931 Add definitions for new option variables.
15932 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
15934 * common.opt (Wframe-larger-than=): New option.
15936 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15938 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
15939 (<sse>_div<mode>3): Ditto.
15940 (<sse>_vmdiv<mode>3): Ditto.
15941 (<sse>_vmsqrt<mode>2): Ditto.
15942 (*smax<mode>3): Ditto.
15943 (sse5_frcz<mode>2): Ditto.
15944 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
15945 as insn constraint.
15947 2008-02-20 Richard Guenther <rguenther@suse.de>
15949 PR middle-end/35265
15950 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
15951 be happy with INTEGRAL_TYPE_P.
15953 2008-02-20 Richard Guenther <rguenther@suse.de>
15955 * fold-const.c (split_tree): Associate floatig-point expressions
15956 if flag_associative_math is set.
15958 2008-02-20 Richard Guenther <rguenther@suse.de>
15960 * tree.h (fold_real_zero_addition_p): Declare.
15961 * fold-const.c (fold_real_zero_addition_p): Export.
15962 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
15963 floating-point operations with zero and one.
15965 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
15967 * doc/install.texi: Correct references to CFLAGS, replacing them
15968 with BOOT_CFLAGS. Document flags used during bootstrap for
15971 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15973 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
15974 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
15975 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
15977 (smin<mode>3): Ditto from similar patterns.
15978 (smax<mode>3): Ditto.
15979 (*ieee_smin<mode>3): Ditto.
15980 (*ieee_smax<mode>3): Ditto.
15981 * config/i386/sse.md (sse): New mode attribute.
15982 (mov<mode>): Macroize expander from movv4sf and movv2df using
15983 SSEMODEF2P mode iterator.
15984 (<sse>_movnt<mode>): Ditto from similar patterns. Use
15985 SSE_VEC_FLOAT_MODE_P as insn constraint.
15986 (storent<mode>): Ditto.
15987 (storent<mode>): Macroize expander from storentsf and storentdf using
15988 MODEF mode iterator.
15989 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
15990 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
15991 (abs<mode>2): Ditto from similar patterns.
15992 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
15993 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
15994 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
15995 (<sse>_vmsqrt<mode>2): Ditto.
15996 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
15997 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
15998 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
15999 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16000 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16001 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16002 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16004 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16005 iterator and SSE_FLOAT_MODE_P as insn constraint.
16006 (<sse>_ucomi): Ditto from similar patterns.
16007 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16008 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16009 SSE_VEC_FLOAT_MODE_P as insn constraint.
16010 (vcond<mode>): Ditto from similar patterns.
16011 (and<mode>3, *and<mode>3): Ditto.
16012 (<sse>_nand<mode>3): Ditto.
16013 (ior<mode>3, *ior<mode>3): Ditto.
16014 (xor<mode>3, *xor<mode>3): Ditto.
16015 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16016 iterator and SSE_FLOAT_MODE_P as insn constraint.
16017 (*nand<mode>3): Ditto from similar patterns.
16018 (*ior<mode>3): Ditto.
16019 (*xor<mode>3): Ditto.
16021 2008-02-20 Ira Rosen <irar@il.ibm.com>
16023 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16024 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16025 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16027 2008-02-19 Jan Hubicka <jh@suse.cz>
16029 * predict.c (tree_bb_level_predictions): Remove variable next
16030 mistakely introduced by previous commit.
16032 2008-02-19 Jan Hubicka <jh@suse.cz>
16034 * predict.c (predict_paths_leading_to): Rewrite.
16035 (predict_paths_for_bb): New.
16036 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16038 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16041 * Makefile.in (build_file_translate): New.
16042 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16043 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16044 * configure.ac (build_file_translate): Substitute it.
16045 * configure: Regenerate.
16047 2008-02-19 Jan Hubicka <jh@suse.cz>
16049 PR rtl-optimization/34408
16050 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16053 2008-02-19 Jan Hubicka <jh@suse.cz>
16055 PR middle-end/28779
16056 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16059 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16062 * config/i386/i386-modes.def: Revert the last DI alignment
16063 change until Ada people can look into it.
16065 2008-02-19 Nick Clifton <nickc@redhat.com>
16067 * opts.c (print_specific_help): Fix typo in --help text.
16069 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16072 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16073 32-bit inline asm without asm alternatives for host GCC < 3.0.
16075 2008-02-19 Richard Guenther <rguenther@suse.de>
16077 PR tree-optimization/34989
16078 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16079 Allow propagation to INDIRECT_REF if we can simplify only.
16081 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16083 * c-common.c (warn_for_collisions_1): Use appropriate option when
16086 2008-02-19 Nick Clifton <nickc@redhat.com>
16089 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16090 (handle_options): Fix indentation.
16091 (print_filtered_help): If no language-specific options were
16092 displayed tell the user how to list all the options supported by
16093 the language's front-end.
16094 (print_specific_help): Fix indentation and remove duplicate line.
16095 (common_handle_option): Handle the -v option.
16096 For --help enable the display of undocumented options if the -v
16097 switch has been included on the command line.
16098 For --help= check for overlaps in the arguments between the option
16099 classes and the language names and issue a warning when they
16100 cannot be disambiguated.
16101 * c.opt (v): Pass on to the common option handler.
16103 2008-02-19 Revital Eres <eres@il.ibm.com>
16105 * modulo-sched.c (sms_schedule): Change dump message when
16106 create_ddg function fails.
16107 (try_scheduling_node_in_cycle): Rename row to cycle.
16108 (print_partial_schedule): Rename CYCLE to ROW.
16110 2008-02-19 Christian Bruel <christian.bruel@st.com>
16111 Zdenek Dvorak <ook@ucw.cz>
16113 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16115 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16118 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16119 (*x86_movdicc_0_m1_se): Ditto.
16121 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16123 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16124 (CMPtype): Define as __gcc_CMPtype.
16125 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16126 (CMPtype): Define as __gcc_CMPtype.
16128 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16130 Support valgrind 3.3 for --enable-checking=valgrind.
16131 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16133 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16134 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16135 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16136 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16137 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16138 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16139 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16141 * ggc-zone.c: Similar.
16142 * ggc-page.c: Similar.
16144 2008-02-19 Paul Brook <paul@codesourcery.com>
16147 * config/arm/ieee754-df.S: Fix do_it typo.
16148 * config/arm/ieee754-sf.S: Fix do_it typo.
16150 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16153 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16154 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16155 (OPTION_MASK_ISA_SSE_SET): Likewise.
16156 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16157 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16158 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16159 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16160 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16161 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16162 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16163 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16164 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16165 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16166 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16167 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16168 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16169 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16170 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16171 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16172 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16173 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16174 (OPTION_MASK_ISA_SSE4): Removed.
16175 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16176 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16177 (override_options): Don't turn on implied SSE/MMX bits in
16180 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16182 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16185 2008-02-18 Joey Ye <joey.ye@intel.com>
16187 PR middle-end/34921
16188 * tree-nested.c (insert_field_into_struct): Set type alignment
16189 to field alignment if the former is less than the latter.
16191 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16193 * BASE-VER: Set to 4.4.0.
16195 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16197 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16198 * doc/cfg.texi: Likewise.
16199 * doc/extend.texi: Likewise.
16200 * doc/gty.texi: Likewise.
16201 * doc/invoke.texi: Likewise.
16202 * doc/loop.texi: Likewise.
16203 * doc/md.texi: Likewise.
16204 * doc/passes.texi: Likewise.
16205 * doc/rtl.texi: Likewise.
16206 * doc/sourcebuild.texi: Likewise.
16207 * doc/tm.texi: Likewise.
16208 * doc/tree-ssa.texi: Likewise.
16210 2008-02-17 Richard Guenther <rguenther@suse.de>
16212 PR middle-end/35227
16213 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16214 without default definition.
16216 2008-02-17 Richard Guenther <rguenther@suse.de>
16218 PR tree-optimization/35231
16219 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16222 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16225 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16226 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16227 libgcc_cmp_return mode.
16229 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16232 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16234 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16236 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16239 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16241 * doc/c-tree.texi: Use `@.' where appropriate.
16242 * doc/extend.texi: Likewise.
16243 * doc/install.texi: Likewise.
16244 * doc/invoke.texi: Likewise.
16245 * doc/loop.texi: Likewise.
16246 * doc/makefile.texi: Likewise.
16247 * doc/md.texi: Likewise.
16248 * doc/passes.texi: Likewise.
16249 * doc/standards.texi: Likewise.
16250 * doc/tm.texi: Likewise.
16252 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16254 PR middle-end/35196
16255 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16257 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16258 rather than in entry_bb.
16260 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16262 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16263 libgcc_cmp_return mode.
16265 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16267 PR middle-end/35130
16268 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16269 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16271 2008-02-15 Richard Guenther <rguenther@suse.de>
16272 Zdenek Dvorak <ook@ucw.cz>
16274 PR tree-optimization/35164
16275 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16276 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16277 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16278 Only propagate addresses which do not have abnormal SSA_NAMEs
16281 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16284 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16286 2008-02-15 Jan Hubicka <jh@suse.cz>
16288 PR middle-end/35149
16289 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16291 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16293 PR middle-end/34621
16294 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16295 when calculating alignment_pad.
16297 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16299 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16300 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16301 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16302 and STACK_BOUNDARY define.
16304 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16306 PR preprocessor/35061
16307 * c-pragma.c (handle_pragma_pop_macro): Check that
16308 pushed_macro_table has been allocated.
16310 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16312 PR middle-end/35136
16313 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16314 (force_gimple_operand): Likewise.
16315 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16316 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16317 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16318 (find_interesting_uses_address): Check addressability and alignment
16319 of the base expression only after substituting bases of IVs into it.
16321 2008-02-14 Michael Matz <matz@suse.de>
16324 * function.c (instantiate_virtual_regs_in_insn): Reload address
16325 before falling back to reloading the whole operand.
16327 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16329 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16330 before the first section switch note.
16332 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16334 * doc/bugreport.texi: Update copyright years.
16335 * doc/c-tree.texi: Likewise.
16336 * doc/cfg.texi: Likewise.
16337 * doc/cpp.texi: Likewise.
16338 * doc/cppinternals.texi: Likewise.
16339 * doc/fragments.texi: Likewise.
16340 * doc/frontends.texi: Likewise.
16341 * doc/gcc.texi: Likewise.
16342 * doc/gty.texi: Likewise.
16343 * doc/hostconfig.texi: Likewise.
16344 * doc/implement-c.texi: Likewise.
16345 * doc/libgcc.texi: Likewise.
16346 * doc/loop.texi: Likewise.
16347 * doc/makefile.texi: Likewise.
16348 * doc/options.texi: Likewise.
16349 * doc/passes.texi: Likewise.
16350 * doc/rtl.texi: Likewise.
16351 * doc/sourcebuild.texi: Likewise.
16352 * doc/standards.texi: Likewise.
16353 * doc/tree-ssa.texi: Likewise.
16354 * doc/trouble.texi: Likewise.
16356 * doc/extend.texi: Use @: or add comma where appropriate.
16357 * doc/invoke.texi: Likewise.
16358 * doc/tm.texi: Likewise.
16360 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16363 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16366 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16368 * doc/md.texi (clz, ctz): Add reference.
16369 * doc/rtl.texi (clz, ctz): Likewise.
16371 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16374 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16377 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16379 * config/s390/s390.c (struct constant_pool): New field
16380 emit_pool_after added.
16381 (s390_mainpool_start): Set the emit_pool_after flag according
16382 to the section switch notes.
16383 (s390_mainpool_finish): Consider emit_pool_after when emitting
16384 the literal pool at the end of the function.
16385 (s390_chunkify_start): Force literal pool splits at section
16388 2008-02-13 Michael Matz <matz@suse.de>
16391 * var-tracking.c (clobber_variable_part): Correctly traverse the
16394 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16397 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16398 Add -fdump-ipa-inline.
16399 * tree-dump.c (dump_files): Remove tree-inlined dump.
16400 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16402 2008-02-12 Richard Guenther <rguenther@suse.de>
16404 PR tree-optimization/35171
16405 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16408 2008-02-12 Richard Guenther <rguenther@suse.de>
16410 PR middle-end/35163
16411 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16412 value-preserving mode. Disallow final truncation.
16414 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16416 PR middle-end/35136
16417 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16418 code from here to...
16419 (force_gimple_operand): ...here.
16421 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16424 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16425 non-compatible pointers.
16426 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16427 different FIELD_DECLs, try harder by comparing field offsets, sizes
16430 PR inline-asm/35160
16431 * function.c (match_asm_constraints_1): Don't replace the same input
16434 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16436 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16437 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16438 (expand_epilogue): Restore RAMPZ register.
16439 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16441 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16443 * config/i386/cygwin.asm: (__alloca): Correct calling
16444 convention and alignment.
16445 (__chkstk): Force 8 byte stack alignment.
16447 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16448 Richard Guenther <rguenther@suse.de>
16450 PR tree-optimization/33992
16451 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16452 the zero we compare against.
16454 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16456 PR libfortran/35063
16457 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16458 to CloseHandle after unlocking to prevent accumulation of handle
16461 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16463 PR middle_end/34150
16464 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16465 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16466 and update LABEL_NUSES during and after reload.
16468 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16470 PR middle-end/34627
16471 * combine.c (simplify_if_then_else): Make sure the comparison is
16472 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16474 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
16477 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
16478 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
16479 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
16480 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
16481 * tree.h (get_type_static_bounds): Likewise.
16483 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16485 * doc/invoke.texi (Option Summary, C++ Dialect Options)
16486 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16487 Make -Wfoo language annotations match what the compiler outputs.
16489 2008-02-08 Sa Liu <saliu@de.ibm.com>
16491 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
16492 intrinsics spu_convts, spu_convtu, spu_convtf.
16494 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
16496 * doc/extend.texi (Function Attributes) <noinline>: Mention
16497 asm ("") as method to keep calls.
16499 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16502 * doc/options.texi (Options): Replace references to opts.sh with
16504 * opts-common.c: Likewise.
16505 * optc-gen.awk: Likewise.
16507 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
16509 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16511 2008-02-07 Richard Henderson <rth@redhat.com>
16514 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
16515 EXPR_LIST for the REG_EQUAL instead of a comparison with a
16518 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
16520 PR tree-optimization/35085
16521 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
16522 for operand entry oe2 in addition to operand entry oe3 in order to
16523 expose more opportunities for vectorizer sum reduction.
16525 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16528 * Makefile.in (LIBS): Remove $(GMPLIBS).
16529 (cc1-dummy, cc1): Add $(GMPLIBS).
16531 2008-02-06 Jan Hubicka <jh@suse.cz>
16534 * i386.md (moddf_integer): Do not produce partial memory stalls for
16535 targets where it hurts.
16537 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16540 * optabs.c (expand_float): Do not check for decimal modes when
16541 expanding unsigned integer through signed conversion.
16543 2008-02-06 Nick Clifton <nickc@redhat.com>
16545 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
16546 inside the clobber with a match_operand and duplicated operand
16547 number in the constraint.
16548 (ineqbranchsi): Delete redundant comment.
16550 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
16552 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
16553 builtin_define ("__USE_INIT_FINI__").
16554 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
16556 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
16558 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16560 PR documentation/30330
16561 * doc/invoke.texi (C++ Dialect Options)
16562 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16563 For each warning option -Wfoo that allows -Wno-foo, ensure both
16564 -Wfoo and -Wno-foo are listed in the option index. Fix index
16565 entry of -Wswitch-default, index -Wnormalized= including the
16566 `=', and -Wlarger-than-@var{len} including @var{len}.
16568 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16570 * config/i386/i386.md (floatunssisf2): Use
16571 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
16572 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
16573 Macroize expander using MODEF mode iterator.
16575 2008-02-05 Diego Novillo <dnovillo@google.com>
16577 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
16580 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
16582 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16585 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
16587 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
16590 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
16591 to indicate if a message should be generated.
16592 (init_cumulative_args): Updated.
16593 (function_value_32): Likewise.
16595 2008-02-05 Joseph Myers <joseph@codesourcery.com>
16597 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
16599 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16602 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
16603 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
16605 2008-02-04 Diego Novillo <dnovillo@google.com>
16607 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
16610 * tree-vrp.c (vrp_evaluate_conditional): With
16611 -Wtype-limits, emit a warning when comparing against a
16612 constant outside the natural range of OP0's type.
16614 2008-02-04 Richard Guenther <rguenther@suse.de>
16616 PR middle-end/33631
16617 * expr.c (count_type_elements): Give for unions instead of
16620 2008-02-04 Richard Guenther <rguenther@suse.de>
16622 PR middle-end/35043
16623 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
16624 to TYPE_DOMAINs base type instead of using bitsizetype here.
16626 2008-02-03 Jason Merrill <jason@redhat.com>
16628 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
16630 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16633 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
16634 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
16635 (RS/6000 and PowerPC Options): Fix typos and markup.
16636 * doc/passes.texi (Tree-SSA passes): Likewise.
16638 2008-02-02 Michael Matz <matz@suse.de>
16641 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
16642 from record_last_reg_set_info.
16643 (record_last_reg_set_info): Take an RTX argument, iterate over all
16644 constituent hardregs.
16645 (record_last_set_info, record_opr_changes): Change calls to
16646 new signature or to record_last_reg_set_info_regno.
16648 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
16650 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
16652 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
16654 PR rtl-optimization/34773
16655 * reg-notes.def (EQUAL): Mention significance of combination of
16656 REG_EQUAL and REG_RETVAL.
16657 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
16658 insn that has a REG_RETVAL.
16660 2008-02-01 Roger Sayle <roger@eyesopen.com>
16663 * configure.ac (--enable-fixed-point): Disable unless explicitly
16665 * configure: Regenerate.
16667 2008-02-01 Richard Guenther <rguenther@suse.de>
16670 * invoke.texi (-finline-limit): Remove no longer true parts
16671 of the documentation. Note that there is no default value.
16673 2008-02-01 Andrew Pinski <pinskia@gmail.com>
16674 Mark Mitchell <mark@codesourcery.com>
16675 Ben Elliston <bje@au.ibm.com>
16678 * doc/extend.texi (Other Builtins): Document.
16680 2008-01-31 Tom Browder <tom.browder@gmail.com>
16682 * doc/c-tree.texi (Types): Fix grammar.
16683 (Expression trees): Ditto.
16684 * doc/passes.texi (Tree-SSA passes): Ditto.
16686 * doc/configterms.texi (Configure Terms): Fix typo.
16687 * doc/cpp.texi (Common Predefined Macros): Ditto.
16688 * doc/md.texi (Machine Constraints): Ditto.
16690 * doc/makefile.texi (Makefile): Add comma.
16692 2008-01-31 Tom Browder <tom.browder@gmail.com>
16693 Gerald Pfeifer <gerald@pfeifer.com>
16695 * doc/sourcebuild.texi (Front End): Remove references to CVS
16696 and CVSROOT/modules.
16697 (Texinfo Manuals): Replace reference to CVS by one to SVN.
16698 (Back End): Remove reference to CVS.
16700 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16703 * config/mips/mips.c (gen_load_const_gp): New function, taking a
16705 (mips16_gp_pseudo_reg): ...here.
16706 * config/mips/mips.md (load_const_gp): Replace with...
16707 (load_const_gp_<mode>): ...this :P-based insn.
16709 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16711 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
16712 options. Minor fixes.
16713 (-std): Move reference to standards closer to where language
16714 standards are first mentioned.
16716 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16718 PR rtl-optimization/34995
16719 * reload.c (alternative_allows_const_pool_ref): Take an rtx
16720 parameter and return a bool. If the rtx parameter is nonnull,
16721 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
16722 (find_reloads): Update call accordingly. Pass the new operand
16723 if it needed no address reloads, otherwise pass null.
16725 2008-01-30 Richard Henderson <rth@redhat.com>
16728 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
16729 for unbounded arrays.
16731 2008-01-30 Silvius Rus <rus@google.com>
16733 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
16735 2008-01-30 Jan Hubicka <jh@suse.cz>
16738 * i386.c (init_cumulative_args): Use real function declaration when
16741 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
16743 PR rtl-optimization/34998
16744 * global.c (build_insn_chain): Treat non-subreg_lowpart
16745 SUBREGs of pseudos as clobbering all the words covered by the
16746 SUBREG, not just all the bytes.
16747 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
16748 original df_ref rather than an extract parameter.
16749 (global_conflicts): Update call accordingly.
16751 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
16753 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
16754 the overflow check to make it easier to read.
16755 (__fixtfdi): Change the type of the ll member in union
16756 long_double to UDItype_x.
16758 2008-01-30 Jakub Jelinek <jakub@redhat.com>
16760 PR middle-end/34969
16761 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
16762 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
16763 * tree-inline.c (fold_marked_statements): Call
16764 cgraph_update_edges_for_call_stmt if folding a call statement.
16765 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
16766 debug_generic_stmt calls, reset it back afterwards.
16769 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
16771 * c-typeck.c (build_external_ref): Don't pedwarn about
16772 static vars in current function's scope.
16774 2008-01-29 Joseph Myers <joseph@codesourcery.com>
16776 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
16778 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
16781 * ipa-struct-reorg.c: Fix spelling.
16782 * params.def: Ditto.
16784 2008-01-29 Richard Guenther <rguenther@suse.de>
16786 PR middle-end/35006
16787 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
16789 * tree-inline.c (remap_type): Increment remapping_type_depth
16790 around remapping types.
16791 (copy_body_r): Only add referenced variables if they are referenced
16792 from code, not types.
16794 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
16805 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
16806 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
16808 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
16811 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
16812 pointer for tiny stack.
16814 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16816 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
16818 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16820 * config/vx-common.h: Fix typo in comment.
16822 2008-01-28 Ian Lance Taylor <iant@google.com>
16826 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
16827 coalesce pointers if they have different DECL_NO_TBAA_P values.
16828 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
16829 between variables with different DECL_NO_TBAA_P values.
16831 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
16834 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
16835 are not legitimate small data references on SPE targets.
16837 2008-01-28 David Daney <ddaney@avtrex.com>
16839 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
16841 2008-01-28 David Daney <ddaney@avtrex.com>
16843 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
16845 2008-01-27 Joseph Myers <joseph@codesourcery.com>
16847 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
16848 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
16849 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
16850 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
16851 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16852 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
16853 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
16854 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
16856 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16858 * basic-block.h (condjump_equiv_p): Fix comment.
16860 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16862 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
16863 print_generic_stmt_indented): Fix comment.
16865 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16867 * configure.ac (__stack_chk_fail): Add detecion for availability
16868 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
16869 * configure: Regenerate.
16871 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
16873 PR middle-end/34688
16874 * final.c (output_addr_const): Handle TRUNCATE.
16876 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
16879 * tree-ssa-loop-ivopts.c (comp_cost): New type.
16880 (zero_cost, infinite_cost): New constants.
16881 (struct cost_pair): Change type of cost to comp_cost.
16882 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
16883 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
16885 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
16886 split_address_cost, ptr_difference_cost, difference_cost,
16887 get_computation_cost_at, get_computation_cost,
16888 determine_use_iv_cost_generic, determine_use_iv_cost_address,
16889 determine_use_iv_cost_condition, determine_use_iv_costs,
16890 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
16891 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
16892 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
16893 Change type of cost to comp_cost.
16894 (determine_iv_cost): Increase cost of non-original ivs, instead
16895 of decreasing the cost of original ones.
16896 (get_address_cost): Indicate the complexity of the addressing mode
16898 (try_add_cand_for): Prefer using ivs not specific to some object.
16899 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
16901 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
16902 Janis Johnson <janis187@us.ibm.com>
16905 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
16906 (TARGET_INSTANTIATE_DECLS): Likewise.
16907 * target.h (expand_to_rtl_hook): New target hook.
16908 (instantiate_decls): Likewise.
16909 * function.c (instantiate_decl): Make non-static. Rename to...
16910 (instantiate_decl_rtl): ... this.
16911 (instantiate_expr): Use instantiate_decl_rtl.
16912 (instantiate_decls_1): Likewise.
16913 (instantiate_decls): Likewise.
16914 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
16915 * function.h (instantiate_decl_rtl): Add prototype.
16916 * cfgexpand.c (target.h): New include.
16917 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
16918 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
16919 (TARGET_INSTANTIATE_DECLS): Likewise.
16920 (TARGET_INITIALIZER): New target hooks added.
16921 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
16923 * config/rs6000/rs6000.c (tree-flow.h): New include.
16924 (machine_function): Add sdmode_stack_slot field.
16925 (rs6000_alloc_sdmode_stack_slot): New function.
16926 (rs6000_instantiate_decls): Likewise.
16927 (rs6000_secondary_memory_needed_rtx): Likewise.
16928 (rs6000_check_sdmode): Likewise.
16929 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
16930 (TARGET_INSTANTIATE_DECLS): Likewise.
16931 (rs6000_hard_regno_mode_ok): Allow SDmode.
16932 (num_insns_constant): Likewise. Handle _Decimal32 constants.
16933 (rs6000_emit_move): Handle SDmode.
16934 (function_arg_advance): Likewise.
16935 (function_arg): Likewise.
16936 (rs6000_gimplify_va_arg): Likewise. Add special handling of
16937 SDmode var args for 32-bit compiles.
16938 (rs6000_secondary_reload_class): Handle SDmode.
16939 (rs6000_output_function_epilogue): Likewise.
16940 (rs6000_function_value): Simplify if statement.
16941 (rs6000_libcall_value): Likewise.
16942 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
16943 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
16944 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
16945 (movsd_hardfloat): New define_insn.
16946 (movsd_softfloat): Likewise.
16947 (movsd_store): Likewise.
16948 (movsd_load): Likewise.
16949 (extendsddd2): Likewise.
16950 (extendsdtd2): Likewise.
16951 (truncddsd2): Likewise.
16952 (movdd_hardfloat64): Fixup comment.
16953 (UNSPEC_MOVSD_LOAD): New constant.
16954 (UNSPEC_MOVSD_STORE): Likewise.
16956 2008-01-26 Jakub Jelinek <jakub@redhat.com>
16959 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
16961 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
16962 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
16963 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
16964 and TRUTH_XOR_EXPR.
16966 2008-01-26 David Edelsohn <edelsohn@gnu.org>
16969 * config.gcc: Separate AIX 5.3 from AIX 6.1.
16970 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16971 __LONGDOUBLE128 too.
16972 * config/rs6000/aix61.h: New file.
16974 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16976 PR rtl-optimization/34959
16977 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
16978 popcount and parity rtxes the same mode as their operand.
16979 Truncate or extend the result to the return value's mode
16982 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16985 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
16986 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
16987 to GOT_VERSION_REGNUM.
16988 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
16989 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
16990 * config/mips/mips.c (mips_emit_call_insn): New function.
16991 (mips_call_tls_get_addr): Call mips_expand_call directly.
16992 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
16994 (mips16_build_call_stub): Likewise. Return the call insn or null.
16995 (mips_expand_call): Update the call to mips16_build_call_stub
16996 accordingly and a remove redundant condition. Assert that MIPS16
16997 stubs do not use lazy binding. Use mips_emit_call_insn and return
16999 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17001 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17002 (mips_avoid_hazard): Remove hazard_set handling.
17003 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17004 (UNSPEC_RESTORE_GP): ...this.
17005 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17006 (FAKE_CALL_REGNO): Rename to...
17007 (GOT_VERSION_REGNUM): ...this.
17008 (type): Add "ghost" value. Add an associated insn reservation.
17009 (hazard_set): Remove.
17010 (exception_receiver): Rename to...
17011 (restore_gp): ...this and update the unspec identifier accordingly.
17012 (exception_receiver, nonlocal_got_receiver): New expanders.
17013 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17014 FAKE_CALL_REGNO. Remove hazard_set attribute.
17015 (set_got_version, update_got_version): New patterns.
17017 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17020 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17022 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17025 * doc/install.texi2html: Generate gcc-vers.texi.
17027 2008-01-25 DJ Delorie <dj@redhat.com>
17029 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17031 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17033 * config/c4x: Remove directory.
17034 * config.gcc (crx-*, mt-*): Mark obsolete.
17035 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17036 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17037 sh-*-rtemscoff*): Remove cases.
17038 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17039 * real.c (encode_c4x_single, decode_c4x_single,
17040 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17041 c4x_extended_format): Remove.
17042 * real.h (c4x_single_format, c4x_extended_format): Remove.
17043 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17045 (Pragmas): Remove comment about c4x pragmas.
17046 * doc/install.texi (c4x): Remove target-specific instructions.
17047 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17048 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17049 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17050 refer to C4x source files as examples.
17051 (C4X_FLOAT_FORMAT): Remove documentation.
17053 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17055 * config/bfin/bfin.c (override_options): Reorder tests so that
17056 flag_pic gets enabled for -msep-data.
17058 2008-01-25 Richard Guenther <rguenther@suse.de>
17060 PR middle-end/32244
17061 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17062 to its bitfield precision if required.
17064 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17066 PR middle-end/33880
17067 * tree-nested.c (walk_omp_for): New function.
17068 (convert_nonlocal_reference, convert_local_reference): Call
17069 walk_omp_for on OMP_FOR.
17070 (convert_call_expr): Call walk_body on OMP_FOR's
17071 OMP_FOR_PRE_INIT_BODY.
17073 2008-01-25 Richard Guenther <rguenther@suse.de>
17075 PR tree-optimization/34966
17076 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17077 default defs and PHI_NODEs we have to insert after the
17078 defining statement.
17080 2008-01-24 Nick Clifton <nickc@redhat.com>
17082 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17083 Provide a default definition.
17084 (LIBGCC2_UNITS_PER_WORD): Likewise.
17086 * config/stormy16/stormy16.c: Include df.h for the prototype
17087 for df_regs_ever_live_p.
17088 (xstormy16_expand_builtin_va_start): Convert the stack offset
17089 into a component_ref and then use POINTER_PLUS_EXPR to add it
17090 to the incoming_virtual_args_rtx.
17091 (xstormy16_gimplify_va_arg_expr): Rename to
17092 xstormy16_gimplify_va_arg_expr.
17093 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17094 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17095 xstormy16_gimplify_va_arg_expr.
17096 Fix up some formatting issues.
17098 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17099 Move to predicates.md.
17100 (xs_hi_general_operand): Likewise.
17101 (xs_hi_nonmemory_operand): Likewise.
17102 * config/stormy16/predicates.md:
17103 (xstormy16_carry_plus_operand): New predicate.
17104 (xs_hi_general_operand): New predicate.
17105 (xs_hi_nonmemory_operand): New predicate.
17106 * config/stormy16/stormy16-protos.h:
17107 (xstormy16_carry_plus_operand): Delete prototype.
17108 (xs_hi_general_operand): Likewise.
17109 (xs_hi_nonmemory_operand): Likewise.
17111 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17112 modifiers as they are no longer needed and they can trigger
17113 reload spill failures.
17115 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17116 with a match_operand in order to help reload.
17118 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17119 constraint with 'e' for the 8th alternative as this version of
17120 the mov.w instruction only accepts the lower 8 registers.
17122 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17125 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17126 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17129 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17131 PR middle-end/33333
17132 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17134 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17136 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17138 (remove_structure): Update allocations list before removing structure.
17140 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17142 * ipa-struct-reorg.c (is_safe_cond_expr,
17143 create_new_stmts_for_cond_expr): Use integer_zerop function,
17144 that recognize not only zero-pointer, but zero-integer too.
17146 2008-01-25 Ben Elliston <bje@au.ibm.com>
17149 * fixproto: Escape "." in sed expression that strips leading "./".
17151 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17154 * gcc.c (SWITCH_OK): Removed.
17155 (SWITCH_LIVE): Changed to bit.
17156 (SWITCH_FALSE): Likewise.
17157 (SWITCH_IGNORE): Likewise.
17158 (switchstr): Change live_cond to unsigned int.
17159 (process_command): Replace SWITCH_OK with 0.
17160 (do_self_spec): Likewise.
17161 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17162 (give_switch): Likewise.
17163 (used_arg): Likewise.
17164 (do_spec_1): Set the SWITCH_IGNORE bit.
17165 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17166 bits. Set the SWITCH_LIVE bit.
17168 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17170 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17172 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17174 PR tree-optimization/34472
17175 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17176 parameter to a "bool *" and set *DATA to false if there is
17177 an unsafe access. Do not delete the structure here.
17178 (check_cond_exprs): Delete it here instead.
17179 (check_cond_exprs, exclude_cold_structs): Do not increase
17180 I when removing a structure.
17182 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17185 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17186 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17188 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17190 PR middle-end/34934
17191 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17192 a fixed vector for stack.
17194 2008-01-24 Ben Elliston <bje@au.ibm.com>
17197 * doc/gcc.texi (Software development): Add a direntry for g++.
17199 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17201 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17202 stale and straggling -fforce-addr comments above.
17204 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17206 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17207 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17209 2008-01-23 Michael Matz <matz@suse.de>
17212 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17215 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17217 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17218 malloc result type.
17220 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17222 * config/avr/avr.c (avr_current_arch): New variable.
17223 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17224 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17225 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17226 (avr_override_options): Init 'avr_current_arch'.
17227 (base_arch_s): Move from here...
17228 * config/avr/avr.h (base_arch_s): ... here. Add new members
17229 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17230 'mega' to 'have_jmp_call'.
17231 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17232 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17234 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17236 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17237 MULTILIB_MATCHES): Ditto.
17239 2008-01-23 Richard Guenther <rguenther@suse.de>
17241 PR middle-end/31529
17242 * cgraphunit.c (cgraph_reset_node): Always mark the node
17243 not reachable if it is not queued already.
17245 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17247 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17248 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17249 (cputype_selected): New static variable.
17250 (bfin_handle_option): Set it if -mcpu is used.
17251 (override_option): Select default set of workarounds if no cpu type
17252 selected on the command line.
17253 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17255 From Michael Frysinger <michael.frysinger@analog.com>
17256 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17257 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17259 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17260 for bf547, bf523, bf524, and bf526.
17261 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17263 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17264 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17265 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17266 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17267 * doc/invoke.texi (Blackfin Options): Document that
17268 -mcpu now accept bf547, bf523, bf524, and bf526.
17270 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17272 PR rtl-optimization/34628
17273 * combine.c (try_combine): Stop and undo after the first combination
17274 if an autoincrement side-effect on the first insn has effectively
17277 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17280 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17281 Offset addresses are not valid for Altivec or paired float modes.
17283 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17286 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17287 if DECL_INITIAL (decl) is error_mark_node.
17290 * c-common.c (handle_vector_size_attribute): Only allow
17291 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17292 the same way as pointer, array etc. types.
17293 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17296 * tree.c (build_type_attribute_qual_variant): Call
17297 build_qualified_type if attributes are equal, but quals are not.
17299 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17302 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17303 * flags.h (warn_strict_aliasing): Remove.
17304 (warn_strict_overflow): Remove.
17305 * opts.c (warn_strict_aliasing): Remove.
17306 (warn_strict_overflow): Remove.
17307 * c-opts.c (c_common_handle_option): -Wall only sets
17308 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17309 (c_common_post_options): Give default values to -Wstrict-aliasing
17310 and -Wstrict-overflow if they are uninitialized.
17311 * common.opt (Wstrict-aliasing): Specify Var and Init.
17312 (Wstrict-overflow): Likewise.
17314 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17316 PR rtl-optimization/26854
17317 PR rtl-optimization/34400
17318 PR rtl-optimization/34884
17319 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17321 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17322 (df_rd_bb_info.expanded_lr_out): Deleted
17323 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17324 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17325 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17326 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17327 Removed code to allocate, initialize or free expanded_lr_out.
17328 (df_rd_bb_local_compute_process_def): Restructured to make more
17330 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17331 sets if the sets are being trimmed.
17333 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17336 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17337 (as_vers): Likewise.
17338 * configure: Regenerated.
17340 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17342 PR middle-end/33092
17343 * tree-pass.h (pass_build_alias): New pass.
17344 * tree-ssa-alias.c (gate_build_alias): New.
17345 (pass_build_alias): New.
17346 * passes.c (init_optimization_passes): Add pass_build_alias after
17347 pass_create_structure_vars.
17349 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17351 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17352 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17353 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17354 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17355 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17356 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17357 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17358 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17359 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17360 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17361 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17362 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17363 * config/s390/s390.md (FP_ALL): New mode iterator.
17364 (_d): New mode attribute.
17365 ("*signbit<mode>2>"): Changed mode of first operand.
17366 ("isinf<mode>2"): Changed mode of first operand.
17367 ("*TDC_insn"): Adaptation for DFP modes.
17369 2008-01-22 Ben Elliston <bje@au.ibm.com>
17371 * tree.c (check_qualified_type): Improve function description.
17373 2008-01-21 Jason Merrill <jason@redhat.com>
17376 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17377 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17380 2008-01-21 DJ Delorie <dj@redhat.com>
17382 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17385 2008-01-21 Richard Guenther <rguenther@suse.de>
17387 PR middle-end/34856
17388 * tree-cfg.c (verify_expr): Allow all invariant expressions
17389 instead of just constant class ones as reference argument.
17390 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17391 like any other constant.
17392 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17394 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17396 * regmove.c (fixup_match_1): Update call crossed frequencies.
17398 2008-01-21 Richard Guenther <rguenther@suse.de>
17401 * tree-inline.c (setup_one_parameter): Deal with mismatched
17402 types using a VIEW_CONVERT_EXPR.
17404 2008-01-21 Alon Dayan <alond@il.ibm.com>
17405 Olga Golovanevsky <olga@il.ibm.com>
17407 PR tree-optimization/34701
17408 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17409 when the structure size is not a power of 2.
17411 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17413 * doc/install.texi: Add doc for --enable-checking=df.
17415 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17417 PR rtl-optimization/34808
17418 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17420 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17422 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17425 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17427 PR rtl-optimization/26854
17428 PR rtl-optimization/34400
17429 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17431 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17432 (df_rd_bb_info.expanded_lr_out): New.
17433 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17434 * loop_iv.c (iv_analysis_loop_init): Ditto.
17435 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17436 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17437 Added code to allocate, initialize or free expanded_lr_out.
17438 (df_rd_bb_local_compute_process_def): Restructured to make
17439 more understandable.
17440 (df_rd_confluence_n): Add code to do nothing with fake edges and
17441 code to no apply invalidate_by_call sets if the sets are being trimmed.
17442 (df_lr_local_finalize): Renamed to df_lr_finalize.
17443 (df_live_local_finalize): Renamed to df_live_finalize.
17445 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17448 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17449 deciding whether to use reciprocal instructions.
17451 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17453 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17454 dwarf2out_note_section_used if cold_text_section is NULL.
17456 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17458 PR gcov-profile/34610
17459 * tree-cfg.c (make_edges): Mark both outgoing edges from
17460 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17461 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17462 from OMP_FOR and OMP_CONTINUE outgoing edges.
17464 * tree-profile.c (tree_profiling): Return early if
17465 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17467 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17468 from cfun to child_cfun.
17469 * function.h (struct function): Add after_tree_profile bit.
17471 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17473 * config/avr/avr.S (_exit): Disable interrupt.
17475 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17476 Steven Bosscher <stevenb.gcc@gmail.com>
17478 PR rtl-optimization/26854
17479 PR rtl-optimization/34400
17480 * df-problems.c (df_live_scratch): New scratch bitmap.
17481 (df_live_alloc): Allocate df_live_scratch when doing df_live.
17482 (df_live_reset): Clear the proper bitmaps.
17483 (df_live_bb_local_compute): Only process the artificial defs once
17484 since the order is not important.
17485 (df_live_init): Init the df_live sets only with the variables
17486 found live by df_lr.
17487 (df_live_transfer_function): Use the df_lr sets to prune the
17488 df_live sets as they are being computed.
17489 (df_live_free): Free df_live_scratch.
17491 2008-01-18 Ian Lance Taylor <iant@google.com>
17493 * common.opt: Add fmerge-debug-strings.
17494 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
17495 flag_merge_debug_strings rather than flag_merge_constants.
17496 * doc/invoke.texi (Option Summary): Mention
17497 -fmerge-debug-strings.
17498 (Debugging Options): Document -fmerge-debug-strings.
17500 2008-01-18 Ian Lance Taylor <iant@google.com>
17503 * tree.h (DECL_IS_OPERATOR_NEW): Define.
17504 (struct tree_function_decl): Add new field operator_new_flag.
17505 * tree-inline.c (expand_call_inline): When inlining a call to
17506 operator new, force the return value to go into a variable, and
17507 set DECL_NO_TBAA_P on that variable.
17508 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
17510 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
17513 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
17514 DWARF2_DEBUGGING_INFO.
17515 (dwarf2out_note_section_used): Ditto. Add prototype.
17516 (have_multiple_function_sections, text_section_used,
17517 cold_text_section_used, *cold_text_sections): Move declarations
17520 2008-01-17 Bob Wilson <bob.wilson@acm.org>
17522 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
17523 field and add signal_ra.
17524 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
17525 assignments to frame state pc. Move end of stack check after
17526 MD_FALLBACK_FRAME_STATE_FOR.
17527 (uw_update_context_1): Use frame state signal_regs if set, instead
17528 of checking signal_frame flag.
17529 (uw_update_context): Use frame state signal_ra if set.
17530 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
17531 * config/xtensa/linux-unwind.h: New file.
17533 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
17535 * modulo-sched.c (get_sched_window): Fix comment typo.
17537 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
17539 PR tree-optimization/34648
17540 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
17542 2008-01-17 Anatoly Sokolov <aesok@post.ru>
17544 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
17545 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
17547 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
17549 PR rtl-optimization/34400
17550 * df-core.c (df_worklist_dataflow_overeager,
17551 df_worklist_dataflow_doublequeue): New functions.
17552 (df_worklist_dataflow): Two different worklist solvers.
17553 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
17556 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17559 * doc/invoke.texi: Document the dependence on pthread for fopenmp
17560 and ftree-parallelize-loops.
17562 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
17564 PR rtl-optimization/34826
17565 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
17567 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
17569 * global.c (find_reg): Mark the eh regs as used if necessary.
17570 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
17571 * ra.h (struct allocno): no_eh_reg field added. Changed
17572 no_stack_reg type to bitfield.
17574 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
17576 * tree.c (substitute_in_expr): Add missing 'break'.
17578 2008-01-17 Richard Guenther <rguenther@suse.de>
17580 PR tree-optimization/34825
17581 * tree-ssa-math-opts.c (is_division_by): Do not recognize
17582 x / x as division to handle.
17584 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17586 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
17587 "-pthread" is specified.
17588 * pa-hpux11.h (LIB_SPEC): Likewise.
17590 2008-01-16 Janis Johnson <janis187@us.ibm.com>
17591 Peter Bergner <bergner@vnet.ibm.com>
17593 PR rtl-optimization/33796
17594 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
17596 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17598 PR libgfortran/34699
17599 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
17601 * pa-hpux10.h (LINK_SPEC): Likewise.
17602 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
17604 2008-01-16 Richard Guenther <rguenther@suse.de>
17606 PR middle-end/32628
17607 * fold-const.c (fold_convert_const_int_from_int): Do not
17608 set overflow if that occured only because of a sign extension
17609 change when converting from/to a sizetype with the same
17610 precision and signedness.
17612 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17615 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
17616 location address to the correct place. Update copyright year.
17618 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17620 * lambda-code.c (lambda_transform_legal_p): Handle the case of
17621 no dependences in the dependence_relations vector.
17623 2008-01-16 Jan Hubicka <jh@suse.cz>
17625 PR rtl-optimization/31396
17626 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
17627 * cfg.c (dump_reg_info): Print it.
17628 * regs.h (struct reg_info_t): add freq_calls_crossed.
17629 (REG_FREQ_CALLS_CROSSED): New macro.
17630 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
17631 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
17632 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
17633 regmove_optimize): Update call crossed frequencies.
17634 * local-alloc.c (struct qty): Add freq_calls_crossed.
17635 (alloc_qty): Copute freq_calls_crossed.
17636 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
17637 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
17638 * ra.h (struct allocno): Add freq_calls_crossed.
17640 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17642 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
17643 libgomp when compiling with ftree-parallelize-loops.
17644 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
17646 2008-01-16 Richard Guenther <rguenther@suse.de>
17648 PR tree-optimization/34769
17649 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
17650 * tree.c (int_cst_value): Instead make this function more
17651 permissive in what it accepts as valid input. Document this
17652 function always sign-extends the value.
17654 2008-01-16 Jakub Jelinek <jakub@redhat.com>
17655 Richard Guenther <rguenther@suse.de>
17658 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
17659 (gimple_fold_indirect_ref_rhs): ... this.
17660 (gimple_fold_indirect_ref): New function with foldings
17661 that preserve lvalueness.
17662 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
17663 * tree-flow.h (gimple_fold_indirect_ref): Declare.
17664 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
17665 to fold an INDIRECT_REF, fall back to the old use of
17666 fold_indirect_ref_1.
17668 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17670 * tree-data-ref.c (subscript_dependence_tester_1): Call
17671 free_conflict_function.
17672 (compute_self_dependence): Same.
17674 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17677 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
17678 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
17680 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
17681 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
17682 for DWARF2_UNWIND_INFO targets.
17684 2008-01-16 Richard Guenther <rguenther@suse.de>
17687 * c-typeck.c (common_pointer_type): Do not merge inconsistent
17688 type qualifiers for function types.
17690 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
17692 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
17693 loop_iterator li from previous commit.
17695 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
17697 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
17699 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17701 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
17702 (parallelize_loops): Don't parallelize irreducible components.
17704 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17707 * c-opts (c_common_post_options): Do not enable CPP
17708 flag_pedantic_errors by default.
17710 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
17712 PR rtl-optimization/31944
17713 * cse.c (remove_pseudo_from_table): New function.
17714 (merge_equiv_classes): Use above function to remove pseudo-registers.
17715 (invalidate): Likewise.
17717 2008-01-13 Richard Guenther <rguenther@suse.de>
17719 PR middle-end/34601
17720 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
17721 instead of TYPE_MODE to deal with calls from expand_one_error_var.
17723 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
17725 * gcse.c (cprop_jump): Call validate_unshare_change instead of
17726 validate_change to unshare the source of the PC set.
17728 2008-01-12 Jan Hubicka <jh@suse.cz>
17730 PR middle-end/32135
17731 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
17732 references above array bounds. This might trigger bounds checks for
17733 pointers to arrays.
17735 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17737 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
17738 new_replaceable_dependencies.
17740 2008-01-12 Doug Kwan <dougkwan@google.com>
17742 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
17743 instead of OPT_Wreturn_type in warning due to ignored return type
17745 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
17746 options included in -Wextra.
17747 * c.opt: New option -Wignored_qualifiers.
17748 * doc/invoke.texi (Warning Options, -Wextra): Add new option
17749 -Wignore_qualifiers.
17750 (-Wignored-qualifiers): Document.
17751 (-Wreturn-type): Remove description of functionality now handled
17752 by -Wignored-qualifiers.
17754 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
17757 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
17758 NOP_EXPR if it is between integral types with the same precision.
17760 2008-01-12 Jan Hubicka <jh@suse.cz>
17763 * invoke.texi (max-inline-recursive-depth): Fix default value.
17765 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
17767 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
17770 2008-01-11 Bob Wilson <bob.wilson@acm.org>
17772 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
17774 2008-01-11 James E. Wilson <wilson@specifix.com>
17777 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
17779 2008-01-11 Anatoly Sokolov <aesok@post.ru>
17781 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
17782 save/restore frame pointer register and don't use 'call-prologues'
17783 optimization in function with "OS_task" attribute.
17785 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
17787 PR middle-end/31309
17788 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
17789 when copying to memory.
17791 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
17793 PR rtl-optimization/30905
17794 * cfgcleanup.c: Include dce.h
17795 (crossjumps_occured): New global variable.
17796 (try_crossjump_bb): Exit loop after finding a fallthru edge.
17797 If something changed, set crossjumps_occured to true.
17798 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
17799 Don't add/remove fake edges to exit here...
17800 (cleanup_cfg): ...but do it here, when crossjumping.
17801 Run a fast DCE when successful crossjumps occured in the latest
17802 iteration of try_optimize_cfg.
17804 2008-01-11 Richard Guenther <rguenther@suse.de>
17806 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
17807 (struct vn_unary_op_s): Likewise.
17808 (vn_reference_insert): Free old reference on hash collision.
17810 2008-01-10 Raksit Ashok <raksit@google.com>
17812 PR rtl-optimization/27971
17813 * combine.c (find_split_point): Split PLUS expressions which are
17814 inside a MEM rtx, and whose first operand is complex.
17816 2008-01-10 DJ Delorie <dj@redhat.com>
17818 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
17819 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
17820 (m32c_hard_regno_ok): Call the underlying function.
17822 2008-01-10 Richard Guenther <rguenther@suse.de>
17824 PR middle-end/34683
17825 * tree-cfg.c (tree_merge_blocks): Do not go through the
17826 full-blown folding and stmt updating path if we just deal
17827 with virtual operands.
17828 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
17829 test for abnormal SSA_NAMEs.
17831 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
17833 PR middle-end/34641
17834 * reload.c (push_reload): Add assertions. All constants from
17835 reg_equiv_constant should have been used for replacing the respective
17837 (find_reloads_address): Invoke find_reloads_address_part for
17838 constant taken from the reg_equiv_constant array.
17840 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
17842 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
17843 field (valnum) the first in the struct. Replace bools with
17846 2008-01-10 Richard Guenther <rguenther@suse.de>
17848 PR tree-optimization/34651
17849 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
17850 types and ordering for masking and converting.
17852 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
17854 PR tree-optimization/34017
17855 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
17856 also for PHI_NODE expressions.
17858 2008-01-09 Jan Hubicka <jh@suse.cz>
17860 PR tree-optimization/34708
17861 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
17862 based on number of case labels.
17863 (init_inline_once): Remove switch_cost.
17864 * tree-inline.h (eni_weights_d): Remove switch_cost.
17866 2008-01-09 Richard Guenther <rguenther@suse.de>
17867 Andrew Pinski <andrew_pinski@playstation.sony.com>
17869 PR middle-end/30132
17870 * gimplify.c (gimplify_cond_expr): Do not create an addressable
17871 temporary if an rvalue is ok or an lvalue is not required.
17873 2008-01-09 Richard Guenther <rguenther@suse.de>
17875 PR middle-end/34458
17876 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
17877 adjust return type.
17879 2008-01-09 Richard Guenther <rguenther@suse.de>
17881 PR middle-end/34679
17882 * tree.c (host_integerp): Check for sizetype only if the
17883 type is an integer type.
17885 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
17888 * opts.c (decode_options): Disable inlining of functions called
17889 once if not in unit-at-a-time mode.
17891 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
17893 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
17895 2008-01-08 Richard Guenther <rguenther@suse.de>
17897 PR middle-end/31863
17898 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
17899 out early if the result will be unused.
17901 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17906 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17907 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17910 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
17912 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
17913 for vectorization tuned.
17915 2008-01-08 Richard Guenther <rguenther@suse.de>
17917 PR tree-optimization/34683
17918 * tree-ssa-operands.c (operand_build_cmp): Export.
17919 * tree-ssa-operands.h (operand_build_cmp): Declare.
17920 * tree-vn.c (vuses_compare): Remove.
17921 (sort_vuses): Use operand_build_cmp.
17922 (sort_vuses_heap): Likewise.
17923 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
17924 to re-use old VEC if available. Do not sort already sorted VUSEs.
17925 (vdefs_to_vec): Do not sort already sorted VDEFs.
17927 2008-01-08 Jakub Jelinek <jakub@redhat.com>
17929 PR middle-end/34694
17930 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
17932 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17935 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
17936 limitations of reciprocal sequences on x86 targets.
17938 2008-01-08 Richard Guenther <rguenther@suse.de>
17940 PR tree-optimization/34683
17941 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
17943 2008-01-07 Jakub Jelinek <jakub@redhat.com>
17946 * config/darwin.c (darwin_mergeable_string_section): Don't use
17947 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
17949 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
17952 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
17953 negxf2. Macroize expander using X87MODEF mode iterator. Change
17954 predicates of op0 and op1 to register_operand.
17955 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
17956 expander using X87MODEF mode iterator. Change predicates of
17957 op0 and op1 to register_operand.
17958 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
17959 corresponding patterns and macroize using MODEF macro. Change
17960 predicates of op0 and op1 to register_operand and remove
17961 "m" constraint. Disparage "r" alternative with "!".
17962 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
17963 macroize using X87MODEF macro. Change predicates of op0 and op1
17964 to register_operand and remove "m" constraint. Disparage "r"
17965 alternative with "!".
17966 (absneg splitter with memory operands): Remove.
17967 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
17968 patterns and macroize using X87MODEF mode iterator.
17969 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
17970 Change predicate of op1 to register_operand.
17971 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
17972 for memory operands.
17974 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
17976 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
17978 2008-01-07 Richard Guenther <rguenther@suse.de>
17980 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
17983 2008-01-07 Richard Guenther <rguenther@suse.de>
17985 PR tree-optimization/34683
17986 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
17987 VOPs of the needed size to save memory. Use VEC_quick_push
17988 to save compile-time.
17989 (vdefs_to_vec): Likewise.
17991 2008-01-07 Sa Liu <saliu@de.ibm.com>
17993 * config/spu/spu.md (divdf3): Genetate inline code for double
17994 division. The implementation doesn't handle INF or NAN, therefore it
17995 only applies when -ffinite-math-only is given.
17997 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18000 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18001 * doc/cpp.texi ([Common Predefined Macros]): Document.
18003 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18005 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18006 order to use commutative addition instead of subtraction.
18008 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18009 Mircea Namolaru <namolaru@il.ibm.com>
18010 Vladimir Yanovsky <yanov@il.ibm.com>
18011 Revital Eres <eres@il.ibm.com>
18013 PR tree-optimization/34263
18014 * tree-outof-ssa.c (process_single_block_loop_latch,
18015 contains_tree_r): New functions.
18016 (analyze_edges_for_bb): Call process_single_block_loop_latch
18017 function to empty single-basic-block latch block if possible.
18019 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18021 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18023 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18025 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18027 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18029 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18031 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18033 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18035 PR tree-optimization/34618
18036 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18039 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18042 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18043 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18044 Update copyright year.
18046 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18047 Update copyright year.
18048 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18051 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18053 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18054 edge does not point to current bb before changing need_assert.
18056 2008-01-04 Richard Guenther <rguenther@suse.de>
18058 PR middle-end/34029
18059 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18060 for verifying purposes if they are is_gimple_min_invariant.
18062 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18064 PR tree-optimization/34448
18065 PR tree-optimization/34465
18066 * gimplify.c (gimplify_init_constructor): Add new parameter
18067 notify_temp_creation. Use it.
18068 (gimplify_modify_expr_rhs): Take volatiles into account when
18069 optimizing constructors.
18070 Do not optimize constructors if gimplify_init_constructor will dump to
18072 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18073 * gcc.c-torture/compile/pr34448.c: New.
18075 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18077 PR gcov-profile/34609
18078 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18079 return_slot if result is TREE_ADDRESSABLE.
18081 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18083 * config/mips/mips.md (sqrt_condition): Tweak comment.
18084 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18086 2008-01-03 Tom Tromey <tromey@redhat.com>
18089 * c-common.c (c_type_hash): Handle VLAs.
18091 2008-01-03 Jan Hubicka <jh@suse.cz>
18093 PR tree-optimization/31081
18094 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18095 0 when inlining and not inlining to first basic block.
18096 (remap_decl): When var is initialized to 0, don't set default_def.
18097 (expand_call_inline): Set entry_bb.
18098 * tree-inline.h (copy_body_data): Add entry_bb.
18100 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18103 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18106 PR tree-optimization/29484
18107 * tree-inline.c (inline_forbidden_p_2): New function.
18108 (inline_forbidden_p): Disallow inlining if some static var
18109 has an address of a local LABEL_DECL in its initializer.
18110 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18113 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18115 PR tree-optimization/34635
18116 * tree-data-ref.c (add_other_self_distances): Make sure that the
18117 evolution step is constant.
18119 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18121 PR middle-end/34608
18122 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18124 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18126 * tree-sra.c (scalarize_init): Insert the generate_element_init
18127 statements after the generate_element_zero statements.
18129 2008-01-02 Richard Guenther <rguenther@suse.de>
18131 PR middle-end/34093
18132 PR middle-end/31976
18133 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18134 for very large number of operands instead of ICEing.
18136 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18139 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18140 while stack probing.
18142 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18144 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18147 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18149 PR libmudflap/26442
18150 * tree-mudflap.c (mx_register_decls): Guard warning by
18151 !DECL_ARTIFICIAL check.
18153 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18155 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18156 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18157 sse5_perm<mode>): Fix constraints.